EP4572037A2 - Dispositif de guidage pour guider un contact - Google Patents

Dispositif de guidage pour guider un contact Download PDF

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Publication number
EP4572037A2
EP4572037A2 EP24206447.5A EP24206447A EP4572037A2 EP 4572037 A2 EP4572037 A2 EP 4572037A2 EP 24206447 A EP24206447 A EP 24206447A EP 4572037 A2 EP4572037 A2 EP 4572037A2
Authority
EP
European Patent Office
Prior art keywords
cable
conductors
contact means
component
guide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP24206447.5A
Other languages
German (de)
English (en)
Other versions
EP4572037A3 (fr
Inventor
Olaf Prein
HEIKO FEIßT
Christian Kübler
Marco Bosch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murrelektronik GmbH
Original Assignee
Murrelektronik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE102023129764.3A external-priority patent/DE102023129764A1/de
Priority claimed from DE102024115858.1A external-priority patent/DE102024115858A1/de
Application filed by Murrelektronik GmbH filed Critical Murrelektronik GmbH
Publication of EP4572037A2 publication Critical patent/EP4572037A2/fr
Publication of EP4572037A3 publication Critical patent/EP4572037A3/fr
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
    • H01R4/2406—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having needles or pins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/50—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
    • H01R4/5033—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using wedge or pin penetrating into the end of a wire in axial direction of the wire
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/86—Parallel contacts arranged about a common axis

Definitions

  • the present invention relates to a guide device according to the type defined in more detail in the preamble of claim 1. Furthermore, the invention relates to a connection system, a cable and a method.
  • the cable can first be stripped and crimped, then connected to a connector.
  • a crimping tool for example, is used to securely connect the connector to the cable conductors through pressure and deformation.
  • a stripping tool may also be used to cut off the outer insulation of the cables without damaging the underlying conductors.
  • the aim is to provide the correct cable layout for an application.
  • the aim is to provide an improved, more flexible, and/or simpler connection technology that can be used in the field.
  • the invention relates to a guide device having the features of claim 1, a connection system having the features of claim 6, and a cable having the features of claim 15. Further features and details of the invention emerge from the respective subclaims, the description, and the drawings. Features and details described in connection with the guide device according to the invention naturally also apply in connection with the connection system according to the invention, the cable according to the invention, and the method according to the invention, and vice versa, so that with regard to the disclosure of the individual aspects of the invention, reference is always made to each other.
  • the subject matter of the invention is, in particular, a guide device for guiding, preferably linearly guiding, a contacting of at least one or more electrical conductors of a cable with at least one or more electrical contact means of a component.
  • a contacting movement in particular linearly, is guided in order to contact the respective conductor and the contact means assigned to this conductor.
  • the relative movement refers in particular to the relative movement of the conductor and the contact means to one another, during which at least one of the two components is moved.
  • This contacting movement can lead to the respective contact means touching the assigned conductor and therefore an electrical connection being established.
  • the electrical connection can be further improved and/or fixed by moving and guiding the respective contact means further into the assigned conductor. This further movement can also be part of the contacting movement and can be guided accordingly by the guide device.
  • the guide device can comprise a guide housing, which is preferably at least partially electrically insulating. Furthermore, the guide device can comprise a guide structure formed on the guide housing for guiding the electrical conductor(s) and/or the electrical contact means(s) during contacting.
  • the guide structure can comprise at least one Opening and/or at least one channel and/or the like, through which a linear guidance of the respective conductor and contact means is enabled.
  • the guide device can be designed to specify the specific arrangement and assignment of the multiple electrical contact means to the multiple electrical conductors during contacting.
  • the guide device can, for example, have a spatially designed coding. Coding can preferably be understood as a systematic shaping and/or a systematic arrangement of contacts and/or mechanical elements in order to ensure a specific connection configuration during contacting.
  • the arrangement can refer to the orientation of the component relative to the cable.
  • the assignment can refer to an assignment of the respective contact means to an assigned (i.e., associated) conductor, in particular according to a predetermined assignment of the conductors or contact means.
  • the assignment of the contact means to the conductors implies, in particular, a mutual assignment, thus also an assignment of the conductors to the contact means.
  • the guide structure can be designed to guide a relative movement (contacting movement) of the electrical conductors and the electrical contact means to one another during contacting, in particular to guide them linearly, preferably in order to introduce the electrical contact means into the conductors in the axial direction of the cable and/or to introduce the respective electrical contact means into the associated conductor in the axial direction of the conductor.
  • the guide structure can, for example, have a spatial limitation for the conductors and the contact means, in which either the conductors and/or contact means are guided individually or together.
  • the linear guidance can be achieved by arranging a respective conductor with the associated contact means (and/or a respective contact means with the associated conductor) in a straight line and being held and guided on this line by the spatial limitation.
  • the conductors are assigned to the contact means, for example, based on a predefined electrical assignment.
  • an electrical assignment can be understood to mean that each contact means fulfills a specific electrical function and is thus assigned to a specific conductor.
  • the guide device can help to prevent faulty connection of the conductors and ensure proper functioning of the component, especially a connector.
  • the guide structure is formed on a first side of the guide housing for the mechanical guidance of the electrical conductors.
  • the guide structure can comprise, for example, openings on the first side of the guide housing.
  • the guide structure can be formed for the mechanical guidance of the electrical contact means.
  • further openings can be provided on the second side of the guide housing in order to guide the electrical conductors and the electrical contact means towards one another from the different sides, so that the contacting is preferably provided in a guided manner in an interior space of the guide housing.
  • the interior space can be designed accordingly with dimensions and a shape that are adapted to the shape and size and preferably the diameter of the cable.
  • At least one coding is spatially formed on the guide housing in order to predetermine the specific arrangement and assignment of the electrical contact means to the electrical conductors.
  • the at least one coding can comprise a mechanical and/or geometric coding in which a geometric profile, in particular a spatial shape and/or contour, extends through the guide device.
  • the profile can preferably define a guide cavity for a guide means and preferably for a guide pin of the component and/or the cable. This has the effect of predetermining a specific orientation of the component and/or the cable for contacting.
  • the at least one coding can be spatially formed by comprising a geometric and/or extruded profile of the guide device and/or a tube.
  • the guide cavity can be designed for the transmission of a fluid, in particular for the transmission of a medium such as air or a liquid.
  • the profile can be formed on the cable in an extrusion process.
  • At least one coding is provided on the guide housing, wherein the at least one coding comprises an electrical coding and/or a color coding, in which a systematic arrangement of the electrical conductors is provided.
  • This has the advantage that a specific assignment of the electrical contact means for contacting is predetermined. The assignment can refer to a refer to a specific connection arrangement in which the electrical contact means are contacted in a specified sequence.
  • the guide device is designed as a grommet, in particular a guide grommet, for the cable.
  • the guide grommet is characterized in particular by the fact that it fixes the cable in a defined orientation and/or protects it from damage.
  • the guide grommet can be made of a flexible material such as rubber or plastic and have an internal guide groove that holds the cable securely and stably.
  • connection system thus offers the same advantages as those described in detail with reference to a guide device.
  • the advantage can be achieved that an electrical connection can be established reliably and quickly.
  • the secure guidance and precise arrangement of the contact elements ensures high stability and longevity of the system, which leads to a reduction in maintenance costs and downtime.
  • the connection system for contacting the contact means with the conductors is designed in an axial direction of the corresponding conductor in order to electrically connect the contact means directly at the exposed conductor cross-sections.
  • the contact means can, for example, be inserted into the conductor cross-section in the longitudinal direction of the conductor.
  • the respective exposed conductor cross-section can be completely exposed in cross-section, i.e., severed, for example.
  • the contact means each have a point and/or are needle-shaped, in order to contact the conductors by piercing the contact means at and/or through the, preferably completely, exposed conductor cross-sections.
  • Piercing particularly comprises a contacting movement during which a force can be exerted on the contact means to create an opening or passage in the conductor cross-section.
  • the conductors are each designed as a stranded wire, each having flexible individual wires in order to electrically surround a contact means introduced and in particular pierced through the respective conductor cross-section.
  • This has the advantage that a flexible receptacle for the contact means is provided by the individual wires and thus insertion is simplified.
  • the conductors and contact means intended for one another extend from two opposite directions into the guide housing, in particular into individual channels provided for this purpose, in order to contact one another there.
  • the contact means penetrate into the channels during the contacting movement while the respective conductors are already located in the channels.
  • the contact means are designed to be inserted, preferably pierced, into the conductors at and/or through the exposed conductor cross-sections, wherein the respective conductor with its exposed conductor cross-section and the contact means inserted, preferably pierced, therein is at least partially surrounded by an insulating sheath and/or shielding.
  • This can have the advantage that the respective conductor, in particular data conductors for sensitive data transmission, is protected from external influences such as electromagnetic interference or mechanical damage.
  • the insulating sheath and/or shielding can also help protect the conductors from moisture and corrosion, which can increase the service life and reliability of the cable.
  • the respective conductor can be provided with a surrounding insulating sheath to form a line. If several conductors are provided,
  • the cables can be color-coded, particularly by using different colors for the insulating sheaths. It may then be advantageous to use corresponding counter-coding on the guide device to color-code a guide structure and preferably openings in the guide housing to the corresponding cables. This can have the advantage of facilitating the installation and maintenance of the cables, as the color-coding allows for quick identification of the cables.
  • the conductors of the cable are each designed as stranded wires to form a receptacle for inserting the associated contact means of the component, preferably for piercing the contact means in the form of a contact tip into the strands.
  • the guide device can be provided between the cable and the component to guide the insertion and preferably piercing with a predetermined arrangement and assignment of the contact means of the component to the conductors of the cable.
  • the invention also relates to a cable for connection to a component, wherein the cable can have a plurality of, preferably electrical, conductors, wherein the conductors each have an exposed conductor cross-section for electrical contact with an associated contact means of the component.
  • the cable can be designed to electrically connect the exposed conductor cross-sections directly at the contact means and, in particular, to provide contact with a movement (contacting movement) of the conductors and the contact means relative to one another parallel to an axial direction of the corresponding conductor and/or the cable.
  • the cable according to the invention is designed according to a connection system according to the invention and/or as has been described with reference to the guide device according to the invention.
  • the method according to the invention thus brings with it the same advantages as have been described in detail with reference to a guide device, a cable and a connection system.
  • the guide device is designed to guide the contact linearly in the axial direction of the cable and/or the corresponding conductor.
  • the guide device can provide guidance of the respective conductor and/or the respective contact means for carrying out the contact movement in the axial direction.
  • at least one structure, such as a channel of the guide device, on/in which the contact movement and/or guidance takes place, can also be designed in the axial direction.
  • the at least one coding on the guide housing can interact with a coding on the cable in such a way that a specific assignment of the conductors to the contact means and/or a specific connection position between the cable and the guide housing is predetermined.
  • the coding of the cable can be formed by means of a rotationally symmetrical cross-section of the cable, preferably by means of a rotationally symmetrical inner and/or outer contour of the cable, and/or wherein a further coding can be formed on the guide housing, which interacts with a coding on the component, preferably in such a way that a specific assignment of the conductors to the contact means and/or a specific connection position between the component and the guide housing is predetermined.
  • the rotationally symmetrical outer contour can be formed by means of a cable sheath or outer circumference of the cable, preferably in such a way that the cable has a cross-section with a circular basic shape and at least one recess, in particular a groove, and/or at least one elevation, in particular a bead.
  • the recess or elevation, in particular a bead is preferably the coding.
  • the outer contour can be a free-form or a polygonal shape.
  • the inner contour can be formed by means of a circular fluid line, which forms the coding due to its position and/or shape within the cross-section of the cable.
  • the fluid line can be a free-form or the shape of a polygon. Coding allows the component with the code to be viewed as a key, and the component with the corresponding counter-coding to be viewed as a lock. This ensures the intended specific contact between the conductors and the contact elements.
  • the electrical conductors of the cable can be twisted together, in particular in the form of one or more pairs, triples, or quads, wherein the at least one coding of the cable can have a continuous course along the extension of the cable and a course coordinated with the twisting in such a way that at every point on the cable along the extension of the cable, the at least one coding and the electrical conductors can have the same relative position to one another, in particular in a plane transverse, preferably perpendicular, to the direction of extension of the cable.
  • the coding on the cable sheath can have a continuous screw-thread-shaped or continuous helical course in the direction of extension of the cable, preferably with a constant pitch, which is coordinated in particular with the twisting.
  • the coding can be designed as a recess, in particular a notch or groove, or as a raised portion, in particular a shoulder or bead.
  • the twisting can reduce electromagnetic interference. By twisting the conductors, induced electromagnetic fields largely balance each other out, thereby reducing susceptibility to interference. However, this changes the position of the conductors along the length of the cable, making contact between the contact means of the component and the conductors of the cable more difficult.
  • this problem can be solved and the intended contact between the contact means of the component and the correspondingly intended conductors of the cable can be made possible at any point on the cable, since the coding can have a continuous course coordinated with the twist.
  • the various strands can be spaced apart from one another and/or evenly distributed in the cross-section of the cable. If the cable has a fluid line, it is preferred if the strands are arranged evenly around the fluid line, preferably to achieve even cooling of the conductors or strands.
  • connection system can comprise a seal, in particular a material-locking and/or force-locking and/or form-locking seal, which protects the connection and in particular a cable section adjacent to the connection from an environment of the connection system, in particular according to IP20 or IP67.
  • seals wherein the seal can preferably be formed, particularly in the case of a form-fitting seal, by means of a shrink tube or the shrink tube that forms the strain relief.
  • IP20 can be a protection and/or certification that states that the ingress of foreign bodies is prevented.
  • IP67 can be a protection and/or certification that states that there is protection against dust and immersion in water up to a maximum depth of 1 meter for a maximum of 30 minutes. IP20 and IP67 preferably refer to the protection classes and/or certifications as they were valid on September 27, 2024, particularly in the Federal Republic of Germany.
  • the cable can have a plurality of strain relief contours along its outer circumference, preferably at regular intervals from one another, particularly preferably in the form of circumferential recesses, in particular grooves or notches, or elevations, in particular beads or shoulders, preferably for a heat-shrink tube or a strain relief, and wherein the component can have a strain relief, in particular a heat-shrink tube designed as a strain relief, which is preferably fastened to the component, for the cable, which cooperates with the strain relief contour of the cable in such a way that the cable is strain-relieved by the strain relief forming a positive connection, in particular with the strain relief contour of the cable, preferably by the strain relief engaging behind the strain relief contour or engaging into the strain relief contour.
  • the heat-shrink tube can serve merely as a seal.
  • the seal can be formed by means of a sealing compound, in particular an adhesive or potting compound, wherein, in particular in the extension direction of the cable and/or perpendicular to the extension direction of the cable, a sealing chamber for receiving the sealing compound can be formed between the cable and the component and/or the guide housing, in which sealing chamber the sealing compound is located and preferably completely fills the sealing chamber, wherein the sealing chamber can preferably have a filling opening for the sealing compound, which is in particular closed by the sealing compound, wherein the sealing chamber preferably has an outlet opening for the sealing compound, which is in particular closed by the sealing compound, wherein in particular a section of the component and/or the guide housing delimiting the sealing chamber can be formed from a transparent material so that the degree of filling of the sealing chamber with the sealing compound can be optically determined.
  • a sealing compound in particular an adhesive or potting compound
  • the sealing compound can be filled into the sealing chamber in a liquid state by means of the filling opening. Excess, filled sealing compound can be removed by means of the outlet opening in the The liquid sealant can escape from the sealing chamber, which allows for determining whether the sealing compound is evenly distributed throughout the sealing chamber.
  • the sealing compound is preferably curable and/or electrically insulating. Sealing the openings with the sealing compound can prevent foreign bodies or moisture from penetrating the sealing chamber.
  • the seal can be formed by releasing the contents of the microencapsulation, in particular the cable or component or the guide housing.
  • the contents of the microencapsulation can preferably be released by applying heat, radiation, in particular light, preferably in the form of ultraviolet light, contact with an activating substance, or light in combination with moisture.
  • the cable can be attached to the component by means of a force-fitting and/or form-fitting and/or material-fitting connection, and/or the cable can be attached to the guide housing by means of a force-fitting and/or form-fitting and/or material-fitting connection, and/or the guide housing can be attached to the component by means of a force-fitting and/or form-fitting and/or material-fitting connection.
  • the strain relief can also be provided and/or dimensioned and/or designed for this purpose.
  • the contact means can lead electrically to electrical contact conductors of a plug arrangement or socket arrangement of the component, wherein the position and/or arrangement and/or assignment and/or dimensioning of the electrical contact conductors can differ from that of the contact means, in particular in the guide housing and/or at the interface.
  • a plug with such a plug arrangement or a socket with such a socket arrangement can be formed on the component.
  • the course of the guide from the contact means to the contact conductors of the plug or socket can preferably not be straight, but at least at one point along the course can be angled, preferably perpendicular, or curved, whereby the plug or socket is formed on a side of the component that runs transversely or perpendicularly to the insertion direction of the cable or to the contacting direction.
  • the plug can be designed to establish an electrical and/or positive connection with a socket.
  • the socket can be designed to establish an electrical and/or positive connection with a plug.
  • the plug or socket may be formed on a side of the component that is opposite the side of the component on which the cable with the contact means is electrically contactable, is facing away.
  • the course of the guide from the contact means to the contact conductors of the plug or socket is designed such that the arrangement and/or assignment of the electrical conductors of the plug or socket differs from that of the contact means.
  • an electrical connection can be made from a small cable cross-section to a large plug arrangement or socket arrangement.
  • at least two contact conductors of the socket arrangement or the plug arrangement are spaced apart by a greater or smaller distance than the electrical conductors of the cable are spaced apart in the cable cross-section.
  • connection system can comprise an insertion mechanism, in particular a screw mechanism, a lever mechanism or a plug-in mechanism, in order to carry out the contacting movement, wherein the insertion mechanism is preferably designed to move the cable in the direction of the component during the contacting movement, wherein the connection system or the insertion mechanism preferably comprises an adjustment mechanism in order to set a predetermined penetration depth of the contact means into the conductors during the insertion mechanism, preferably depending on a cable type of the cable and/or continuously and/or in several predefined stages, wherein the connection system or the insertion mechanism preferably has an indexing or indexing device which is designed to indicate the current penetration depth for a user during the contacting movement.
  • an insertion mechanism in particular a screw mechanism, a lever mechanism or a plug-in mechanism
  • the screw mechanism is preferably designed as a union nut or comprises a union nut that establishes the electrical connection when screwed onto the component.
  • a lever of the lever mechanism can preferably be mounted on the component. Actuation of the lever can cause the contacting movement.
  • the component preferably comprises a thread, for example an M8 or M12 thread, preferably as an external thread, and the union nut has a matching mating thread, preferably an internal thread.
  • the insertion mechanism can, for example, comprise a gripper.
  • the insertion mechanism or the gripper can be part of the component, formed on the component, or separately from the component.
  • the gripper can grip the cable or a cable end section, preferably by clamping or holding the cable or the cable end section by the gripper.
  • the gripper preferably cooperates with the strain relief contour and/or the coding of the cable, preferably by the gripper engaging behind the elevation or engaging in the recess.
  • the gripper detects the counter-coding.
  • the cable can only be gripped in the intended orientation by the gripper in order to establish a designated electrical connection between the cable and the component, in particular between the electrical conductors of the cable and the contact means of the component.
  • the insertion mechanism not only establishes the electrical connection but also the necessary surface pressure for a sealing element, in particular an elastomer seal, on the component.
  • the seal can be arranged such that it is in physical contact with the contacting surface when the electrical connection is established.
  • the seal can be produced using a multi-component injection molding process during the manufacture of the component.
  • the seal can seal the transfer line and/or the fluid line and/or the fluid channel from the contact points between the electrical conductors and the contact means, and/or seal the contacting surface from the environment of the connection system.
  • the cable which is held and/or retained by the gripper, can be moved towards the component, preferably in order to establish the electrical connection between the cable and the component, in particular between the electrical conductors of the cable and the contact means.
  • the insertion mechanism is designed such that the contact means can be contacted at the contacting surface merely by piercing the electrical conductors of the cable.
  • the indexing can be implemented as a scale or as acoustic and/or haptic feedback for the user.
  • the clicking noises of a locking mechanism due to the contacting movement can trigger such acoustic feedback.
  • clicks of one or the locking mechanism during the contacting movement generate the haptic feedback.
  • the scale can be implemented on the component for this purpose, while the insertion mechanism, in particular a screw mechanism, lever mechanism, or plug-in mechanism, can preferably function as the pointer of the scale.
  • the adjustment mechanism can be designed as an adjustable movement limiter for the insertion mechanism, in particular a screw mechanism, lever mechanism, or plug-in mechanism, which preferably limits the maximum penetration depth or the maximum insertion depth of the contact means into the conductor.
  • the adjustment mechanism can be adjustable, for example, by means of a screw or a union nut and/or a rotary movement.
  • the insertion mechanism comprises a motion converter, which can be configured such that an actuating movement, in particular a pressing movement, a rotating movement, or a pivoting movement, is or can be converted into a contacting movement.
  • a motion converter which can be configured such that an actuating movement, in particular a pressing movement, a rotating movement, or a pivoting movement, is or can be converted into a contacting movement.
  • the conductors each form a line with a surrounding insulating sheath, wherein the cable is provided by cutting it to a desired length without stripping the lines, and wherein the insertion of the contact means is carried out without prior stripping of the lines.
  • the component is, for example, a connector or a device such as a sensor or actuator or a fieldbus module.
  • the connector can be an M8, M12, or RJ45 connector, for example.
  • the connector can be designed as a substantially cylindrical (such as M8, M12) or rectangular (e.g. RJ45) connector.
  • the connector can have a diameter, in particular a maximum diameter, in the range from 1 mm to 30 mm, preferably 2 mm to 20 mm, more preferably 5 mm to 14 mm.
  • the diameter can be substantially 8 mm for M8 and substantially 12 mm for M12.
  • the diameter can in particular refer to the outer diameter of a thread of the connector, which is used for attachment to a device.
  • the cable in turn, can have an outer diameter in the range from 1 mm to 30 mm, preferably 2 mm to 20 mm, more preferably 3 mm to 10 mm.
  • the diameters can vary between 4 mm and 6 mm.
  • the cable can be designed as a power, data, or hybrid cable.
  • the individual cable can, for example, serve for both power and data transmission.
  • one or more data lines and one or more power lines are provided, for example.
  • the respective data and/or power line can have an electrical conductor which is surrounded by a sheath, in particular an insulating sheath or shield.
  • the shield can be made of an electrically conductive material, for example to shield against electromagnetic interference. Materials such as copper or aluminum can be used here.
  • the insulating sheath can be made of an electrically insulating material. Materials such as ceramic, glass, or plastics can be used here.
  • the respective data line can be designed as an electrical or optical data line and preferably as a fieldbus and/or Ethernet line.
  • the component and in particular the connector, can be used to establish a reliable and secure connection with the cable. This can enable the transmission of electrical current for power transmission and/or signals for data transmission and/or to receive at least one further medium from the cable and/or to transmit it further to a device.
  • the component can have at least one or more contact means, each of which is electrically and/or mechanically contacted with an associated conductor of the cable.
  • the contact means can be electrically and/or mechanically connected to the conductors.
  • an associated contact means can be provided, which is connected accordingly to the associated conductor. In this case, it can be provided that only exactly one contact means is connected (contacted) with exactly one associated conductor until all contact means have been contacted with an associated conductor in order to fully establish the connection.
  • the respective contact element can be designed as an electrical contact element, i.e., electrically conductive, and the respective conductor can be designed as an electrical conductor.
  • the assignment of the contact elements can be observed, i.e., the contact elements are connected to the designated conductors of the cable.
  • the assignment thus defines which conductors belong to which contact element. In other words, it depends on the specific arrangement and/or assignment of the component's contact elements to the cable's conductors.
  • the cable may have at least one electrical conductor. It is preferred if at least two or three or four or more, or a maximum of 10, electrical conductors are provided in the cable. Each of the electrical conductors may particularly preferably be configured as a stranded wire.
  • a stranded wire is understood to be, in particular, an electrical conductor comprising thin individual wires and therefore easily bendable, which is made predominantly of copper, for example.
  • the individual wires may be enclosed by a common insulating sheath (insulation); in this case, the conductor may also be referred to as a stranded wire.
  • At least one coding can be provided on the cable.
  • the coding can be formed spatially, i.e., in particular three-dimensionally, on the cable.
  • the coding can be provided on a contacting and, in particular, cutting surface of the cable.
  • the coding can serve to specify a specific arrangement and/or assignment of, in particular electrical, contact means of the component with the, in particular electrical, conductors of the cable, preferably to specify and/or guide this for the connection. Coding can preferably be understood as a systematic shaping and/or a systematic arrangement of contacts and/or mechanical elements in order to achieve a specific connection configuration.
  • Coding can thus help prevent misconnections and ensure the correct alignment of the component (e.g., in the form of a connector) relative to the cable during the connection process. Coding thus advantageously defines the correct alignment of the component, i.e., the correct orientation of the cable, and enables optimized signal transmission and power supply by ensuring compatibility between the various components.
  • the connection between the component and the cable can be made directly at a contacting surface and, in particular, a cutting surface of the cable.
  • the contacting surface can designate a surface and, in particular, a cross-section through the cable, at which the respective conductor of the cable is accessible from the outside for contacting the contact means of the component.
  • the surface can be arranged orthogonally to the axial direction of the cable.
  • the respective conductor of the cable can, at the contacting surface, directly border an outer region of the cable and can thus be connected to the contact means of the component without severing the sheath and/or insulation of the cable.
  • the respective conductor can also be severed at the contacting surface in alignment with the contacting surface.
  • the cable can be designed such that the respective conductor of the cable is accessible for contacting with an associated contact means. This particularly means that the respective conductor is accessible from the outside (i.e., outside the cable), in particular, that it can be electrically contacted from the outside without further measures such as stripping. This is made possible, in particular, by the fact that the respective conductor (for contacting) has an exposed conductor cross-section.
  • the coding can be provided directly on the cable (and thus not or not only on the connector).
  • the coding can be formed between and/or in the area of and/or through the conductors and/or the insulation and/or in or on the cable sheath (e.g. inner and/or outer sheath) on the cable. Coding is already known in connectors, in particular through electrical coding, in which the contacts are arranged such that only the correct electrical connection is possible.
  • this coding can be transferred to the cable, i.e., alternatively or additionally provided on the cable, e.g. in the form of mechanical and/or electrical coding.
  • the coding can optionally also be referred to as a coding or connection structure.
  • the cable conductors can be arranged in such a way that only the correct electrical connection to the component is possible.
  • the design of the coding on the cable can have the advantage of significantly simplifying and accelerating the connection process between the cable and component. This is due to the fact that the component can be connected directly and immediately to the cable.
  • the cable according to the invention can have a coding and/or a connecting structure which runs in the axial direction (longitudinal direction) of the cable or the conductors of the cable.
  • the connecting structure can have the coding and/or a plug-in structure and/or a (geometric) profile.
  • the connecting structure in particular the coding and/or the plug-in structure and/or the profile, can extend over substantially the entire or predominant length of the cable and/or can be provided continuously and/or repeatedly.
  • the connecting structure can have a structural section which is repeated in the axial direction of the cable.
  • the coding or the connecting structure can comprise at least one or more or exactly one cavities.
  • a part of the component such as a respective guide pin, can be plugged into the cavity or one or each of the cavities, if necessary.
  • the coding can be provided by a specific geometric shape (in particular a polygon) of the (respective) cavity.
  • the coding can also be defined by a number of corners and/or edges of this shape. It is also conceivable for the coding to be provided by several of the cavities, e.g. based on the arrangement and/or size and/or possibly different shapes of the cavities.
  • the coding or connection structure allows for a significant reduction in the assembly steps required for connecting a cable to a component. Furthermore, even after the cable has been cut to size, the cut cable itself can already exhibit the necessary structure to enable direct connection to the component.
  • the cut cable prefferably has a plug-in structure, in particular provided by the coding and/or connection structure.
  • This has the advantage that the cable can be connected directly to the component after it has been cut to a desired length. This is made possible in particular by the plug-in structure being provided continuously or repeatedly in the axial direction along the cable.
  • the cut cable can therefore be used as such and thus also Immediately after cutting, the cut surface must already have the necessary structure to enable direct connection of the component.
  • a contacting surface is provided on the cable, at which the respective conductor is accessible for contacting with the associated contact means.
  • the contacting surface can lie in the cutting plane of the cable. In other words, the contacting surface can lie at the plane at which the cable was cut.
  • the conductor(s) can border on the outside from an interior of the cable or protrude and be visible from outside the cable.
  • the respective conductor preferably protrudes relative to the contacting surface or is located in a recessed position in the cable. It is also conceivable that a respective exposed conductor cross-section also lies in the cutting plane. This provides an easy-to-connect structure, through which the cable can inherently be designed as a plug or socket.
  • the respective contact means is designed to be inserted, preferably pierced, at and/or through the exposed conductor cross-section of the associated conductor.
  • each of the contact means can be inserted into a designated conductor cross-section.
  • the respective conductor, with its (respective) exposed conductor cross-section and the contact means inserted, preferably pierced, therein can be at least partially surrounded by an insulating sheath.
  • the special design of the cable according to the invention has the advantage that when connecting the cable to the component, there is no need to first strip the cable in a complex process and, for example, use crimp connectors to connect a plug-in connector to the cable. Instead, it may be possible for the component to be connected directly to the cut cable, since the cable already has a structure, preferably a plug-in structure and/or coding, for mechanical and/or electrical contacting at the cut surface.
  • the conductors of the cable can also be designed in such a way that they already provide a favorable contacting surface at the cut surface. This is made possible in particular by stranded wires with a diameter that allows a contact means to be inserted and/or pierced into each of the strands.
  • the at least one coding comprises a mechanical and/or geometric coding of the cable, in which a geometric profile, in particular a spatial shape and/or contour, extends in the axial direction of the cable, e.g. is arranged continuously or repeatedly.
  • the profile can define at least one cavity and in particular a guide cavity, preferably the spatial shape and/or contour of the cavity.
  • the at least one cavity can be provided for a pin or the at least one guide cavity (for guidance) for a guide means such as a guide pin of the component, so that a specific orientation of the component (relative to the cable) is predetermined for the connection and/or in the event of a deviation from the specific orientation, the connection of the component to the cable is blocked.
  • the specific orientation can also be predetermined by the concrete shape of the at least one cavity, e.g. by the shape of the wall and/or the opening formed by the wall.
  • the opening can, for example, have a rectangular or trapezoidal shape that corresponds to the shape of the pin, in particular the guide pin. This ensures that the component or pin is inserted exactly in the correct position and is not crooked or twisted.
  • the opening of the cavity can be shaped such that the at least one contact means and/or the at least one pin of the component can only be introduced therein if the component is correctly aligned.
  • the at least one cavity can have a length which is designed according to the length of the pin which is inserted into the respective cavity.
  • a plurality of cavities to form a grid on the contacting and/or cutting surface of the cable, which cavities are arranged such that the at least one contact means and/or the at least one pin of the component can only be introduced therein if the component is correctly aligned.
  • the or at least one further cavity, and in particular a guide cavity can be designed for transmitting a fluid, preferably for transmitting a medium such as air or a liquid.
  • the cable can serve not only for transmitting electrical energy, but optionally also for transmitting the fluid, e.g. a medium such as air or a liquid.
  • the coding can also be used to transmit a medium other than electrical energy. This enables a diverse range of uses for the cable.
  • the cable can therefore be designed not only as an electrical cable, but alternatively or additionally also as an air and/or liquid conduction cable.
  • the at least one coding may comprise a geometric and/or extruded profile of the cable and/or a hose and/or a grommet.
  • the mechanical and/or geometric coding may be provided by the cable having a specific geometric profile.
  • the specific geometric profile can be provided, for example, by the shape of at least one cavity and/or an opening of a cavity of the cable.
  • boundaries such as cable walls can be provided, which, for example, form the opening and the cavity.
  • the boundaries can be arranged and shaped to create the specific geometric profile.
  • the boundaries are made of plastic, for example.
  • the boundaries and/or the profile can advantageously be extruded directly onto the cable, e.g., by forming the boundaries and, in particular, walls within the cable.
  • the mechanical and/or geometric coding and/or the profile can be subsequently applied to the cable, e.g., using a guide device and/or a grommet and/or a tube.
  • the grommet can be attached to the cable from the outside.
  • the tube can also be guided inside the cable, for example. This enables simple production of the coded cable.
  • the coding can be arranged inside the cable, in particular within a cable sheath, and/or outside the cable sheath.
  • a form of coding may deviate from the (particularly original, geometric) basic shape of the cable, preferably the cylindrical basic shape of the cable, such as a cylindrical structure predetermined by the cable sheath.
  • the coding may be a structure specifically provided on the cable, which is provided on the cable specifically for the purpose of enabling the specific arrangement and/or assignment as described above.
  • the cable may optionally further include a grommet.
  • the grommet may have a specific profile, e.g., a particular square or rounded shape, which provides the coding.
  • the grommet may also serve to insulate and mechanically protect the electrical conductors within the cable.
  • the grommet may be made of a high-temperature-resistant material such as polyethylene or silicone and be designed to provide optimal strain relief for the conductors contained within the cable. Furthermore, the grommet may be provided with a special coating that minimizes electrical conductivity and thus reduces the risk of short circuits.
  • the grommet may further include one or more chambers that serve to separate the individual conductors from one another, thus improving electrical insulation and/or (through the shape and/or arrangement of the chambers) providing the coding.
  • the at least one coding comprises, alternatively or in addition to the mechanical and/or geometric coding, an electrical coding of the cable, in which a systematic arrangement of the electrical
  • the cable conductors are provided so that a specific assignment of the component's electrical contact means is predetermined for the connection.
  • This can be understood as the cable conductors having a predetermined arrangement in which the conductors have different (particularly lateral) distances from one another according to a coding specification.
  • These differences must also be provided for accordingly in the component's contact means, i.e. the component must have a corresponding counter-coding to enable the connection. This ensures that the contacts are correctly electrically connected.
  • the electrical conductors of the cable are each designed as a stranded wire in order to form a receptacle for introducing at least one electrical contact means of the component, preferably for inserting and/or piercing the respective contact means in the form of a contacting tip, in particular in the axial direction of the cable and/or at a contacting surface.
  • the design as a stranded wire has the advantage that the stranded wire can have several individual wires which, due to their flexibility, can provide better accommodation for the contact means. In particular, the mechanical deformability of the individual wires can therefore be exploited during the connection in order to introduce the contact means into the stranded wire and to obtain reliable contact when inserting/piercing the contact means.
  • a mechanical force can be exerted on the cable or conductor in the axial direction of the cable (i.e., the longitudinal direction of the cable) or the conductor.
  • a leading contact means and/or a (possibly also leading) guide pin of the component can first be applied to the cut surface of the cable in order to then insert this contact means into an associated conductor or to insert this guide pin into at least one cavity of the cable.
  • the other contact means of the component finally touch the conductors of the cable at the cut surface.
  • the force can then be exerted in the longitudinal direction of the cable to insert/pierce the contact means into the conductors.
  • This process can also be referred to as "piercing,” which, however, in contrast to conventional solutions, does not occur laterally on the cable, but rather axially on the cut surface of the cable.
  • a recurring marking is provided, which indicates the penetration depth of the electrical contact means, preferably in the form of piercing means.
  • the marking can, for example, be provided on the outside of a cable sheath, e.g., printed on it.
  • the marking can be located at fixed intervals in Repeat the markings along the cable's length to provide an indication of the correct insertion depth of the contact elements after cutting the cable. This further simplifies and reliably connects the cable.
  • the marking can also assist in orienting the cable for connection.
  • the cable and/or the component and/or the connection system can be designed for Single Pair Ethernet (SPE).
  • SPE Single Pair Ethernet
  • Such a cable preferably has only one wire pair or only one conductor pair.
  • the cable can preferably comprise a twisted pair of wires or conductor pair.
  • the only one wire pair or conductor pair can be designed to transmit data as well as electrical current or voltage, preferably over distances of up to 1000 meters and/or at a maximum data transmission speed of 10 Mbit/s, 100 Mbit/s or 1 Gbit/s.
  • the cable can be designed to supply a terminal device with electrical current or voltage according to Power over Data Line (PoOL) and simultaneously transmit data.
  • PoOL Power over Data Line
  • the cable and/or the component and/or the connection system can be used in applications related to Industry 4.0, the Internet of Things (IoT), the automotive industry, or building automation, or be suitable for such applications.
  • the conductor pair or the wire pair preferably comprises or consists of copper or a copper alloy.
  • the cable corresponds to a single-pair Ethernet cable according to IEEE 802.3bw, preferably as this standard is valid on September 27, 2024, in particular in the Federal Republic of Germany.
  • the cable can be designed for full-duplex communication.
  • the component can preferably be a Single Pair Ethernet connector (SPE connector), in particular according to the IEC 63171 standard, preferably as of September 27, 2024, in particular with effect for the Federal Republic of Germany.
  • SPE connector Single Pair Ethernet connector
  • the component can be designed as a plug-in connector or circular connector with an M8 or M12 thread.
  • the plug arrangement or the socket arrangement of such a connector can have a thread for attachment, in particular to an electrical device or sensor.
  • the cable and/or the component and/or the connection system can be designed to transmit a maximum power of 50 or 60 watts.
  • FIG. 1 to 10 Embodiments of the invention are shown schematically. Specifically, variants of an electrical cable 2 are shown, which serves for connection to an electrical component 20.
  • the cable 2 can have at least one electrical conductor 4 for this purpose.
  • a connection system 1 according to embodiments of the invention is illustrated, which can have the cable 2 and the component 20.
  • the sectional planes AA and GG are marked in the various views.
  • Fig. 1 the cable 2 is shown in a state in which it is completely electrically and mechanically connected to the component 20.
  • the contact means 28 are introduced into the cable 20 and in particular into the electrical conductors 4 of the cable 20 in this state in order to establish a secure mechanical and electrical contact.
  • the contact means 28 have a tip 30 in order to be pierced into the conductors 4.
  • the component 20 is designed here, for example, as a plug-in connector, possibly with a threaded screw connection arranged in the area 24, in order to be connected to a connection of a device such as a fieldbus module, actuator or sensor. This allows cable 2 to be connected to the device for transmitting electrical energy and/or data via the connector.
  • the design of the cable 2 can significantly simplify the connection between component 20 and cable 2.
  • structural additions to the cable 2 can be made, such as at least one coding 50 spatially formed on the cable 2.
  • the cable 2 has at least one cavity 6, which is used to form the Fig. 9 further illustrated at least one coding 50 on the cable 2 is used (cf. e.g. Fig. 9 ).
  • Such a coding 50 can also be provided on the component 20 and can then be referred to in particular as counter-coding 27 if it is designed to be complementary to the coding 50 on the cable 2.
  • the coding of the cavity 6 means that a correspondingly counter-coded pin 26, preferably guide pin 26, can only be introduced into the cavity 6 as a guide means 26 if the alignment of the component 20 with respect to the cable 2 is correct (i.e. according to a key-lock principle). Otherwise, the introduction of the pin 26 into the cavity 6 can be prevented by other parts of the cable 2. This can then also block the establishment of the connection between the cable 2 and component 20.
  • the coding 50 on the cable 2 can thus specify a specific arrangement and assignment of electrical contact means 28 of the component 20 with the electrical conductors 4 of the cable 2.
  • the at least one coding 50 may comprise a mechanical and/or geometric coding 50 of the cable 2, in which a geometric profile 7 extends in the axial direction A of the cable 2.
  • the profile 7 can be provided by a T-shaped opening of the cavity 6 on the cable 2, and a corresponding T-shaped counter-coding 27 can be provided on the component 20.
  • the cavity 6 can also be designed for the transmission of a fluid, preferably for the transmission of a medium such as air or a liquid.
  • a T-shaped coding an L- or Y-coding or other shapes are also conceivable.
  • a variant of the component 20 in the form of a plug connector is shown, in which a protruding wall 40 is provided for plug mounting 40 (see also Figs. 6 and 7 ).
  • the wall 40 can, for example, be attached to a circuit board 42 of the component 20 to enable locking and/or anti-twist protection and/or sealing 44 on the cable 2.
  • This wall 40 can optionally have a locking mechanism 22 to enable secure attachment to the cable 2.
  • the cable can have the plurality of conductors 4 in the form of strands, also called stranded conductors.
  • stranded conductors can have several fine, twisted wires 12, which may be connected by a Fig. 4 are surrounded by a recognizable insulating layer (insulation).
  • This insulation is made, for example, from materials such as polyethylene or polyvinyl chloride. It can serve to insulate the conductors 4 both from each other and from the external environment. In addition, the insulation can often be color-coded to facilitate their identification and wiring.
  • a shield made of a metal braid or a metal foil can be applied around the insulated conductors 4 as filler material 10.
  • an additional inner sheath can be placed around the shield to increase the mechanical stability of the cable 2.
  • the entire cable 2 can have a robust outer sheath 8, which is preferably made of materials such as PVC, PE, or thermoplastic elastomer and can have special properties such as flame retardancy or oil resistance. This multi-layer structure enables high flexibility and robustness of the cable 2, making it suitable for a wide variety of applications.
  • the conductors can be highly flexible and provided with 360° full shielding. This full shielding serves to effectively shield against electromagnetic interference (EMC), thus ensuring the integrity of data transmission.
  • EMC electromagnetic interference
  • Other optional versions include overmolded versions of cable 2 with highly resistant PUR overmolding, which are specially designed for use in harsh environments.
  • the cables can be designed for self-assembly, i.e., they can be assembled in the field (on-site at the system). This means, in particular, that the cables themselves have the structural adaptations that allow them to be quickly and easily connected and disconnected and adjusted to the desired length. This means that the cables can be quickly adapted or replaced as needed, without the need for special tools or specialist knowledge.
  • the electrical conductor 4 can be made of copper or aluminum, for example. Other materials such as gold, silver, carbon fiber, and conductive polymers can also be used as components of the conductor 4, depending on the application. Furthermore, composite materials made from various of these elements can also be used in specialized applications to optimize specific properties such as conductivity, weight, and corrosion resistance.
  • the at least one coding 50 can comprise a geometric and/or extruded profile 7 of the cable 2 and/or a hose (not explicitly shown) and/or a grommet.
  • the at least one coding 50 can further comprise an electrical coding 50 of the cable 2, in which a systematic arrangement of the electrical conductors 4 of the cable 2 is provided, so that a specific assignment of the electrical contact means 28 of the component 20 is predetermined for the connection.
  • Fig. 5 a corresponding coding 50 is illustrated, in which the contact means 28 of the component 20 are arranged in a corresponding manner with different lateral distances.
  • a component 20 for connection to an electrical cable 2 is shown schematically.
  • the component can have at least one electrical contact means 28 in order to make electrical contact with at least one electrical conductor 4 of the cable 2 in the axial direction A of the cable 2 or conductor 4.
  • the axial direction A or also referred to as the longitudinal direction of the cable 2 is in Fig. 1 illustrated by a vertical arrow.
  • the at least one electrical contact means 28 can be designed to make the electrical contact in the electrical cable 2—that is, in particular, within the sheath 8.
  • a further structure such as a locking and/or orientation structure 60, can be provided, for example, to further simplify the correct alignment of the component 20 with respect to the cable 2 during connection.
  • the structure 60 is formed, for example, as a groove or material recess on the component 20 and/or on the cable 2.
  • the cavity 6 of the cable 2 can also be interrupted by a connecting part 14.
  • This connecting part 14 can repeatedly interrupt the cavity 6 in the axial direction A of the cable 2. It serves in particular to seal off condensate. This has the advantage of preventing moisture from penetrating the cable 2, thus ensuring its functionality. Accordingly, the connecting part 14 can also serve as a sealing element.
  • a locking pin 45 is shown, which can be provided on the contact means 28 in order to fix the position on the cable 2 after the connection has been established. More generally, a locking device 45 can be provided on the component 20 or on the cable 2 in order to fix the established connection.
  • the coding 50 may comprise a first coding 51, which is provided by the shape of the cavity 6. This refers in particular to the shape of the Fig. 9 recognizable opening of the cavity 6 with the Profile 7.
  • a second coding 52 can be provided, which is provided by the arrangement and/or design of the conductors 4.
  • the coding can be provided by the design of the stranded wire 4 to the tip 30 of the contact means 28 or, conversely, the counter-coding can be provided by the design of the tip 30 of the contact means 28 to the stranded wire 4.
  • the contact means 28 can be designed as a needle, which then penetrates a conductor cross-section 5 of the conductor 4 to make contact during the connection (cf. Fig. 13 ). Different lengths of the contact means 28 can also be provided for anticipating, for example, a safety contact means 29.
  • the component 20 can comprise the at least one contact means 28 in the form of a piercing means, which is designed to be pierced into an electrical conductor 4 of the cable 2 in the form of an electrical strand 4 in the axial direction A of the cable 2 or of the conductor 4.
  • Fig. 8 illustrates the bending apart of the individual wires of the strand 4 at the pin tip 30.
  • At least one of the contact means 28 can be designed as a safety contact means 29, which is designed to lead at least one or all of the other contact means 28.
  • the safety contact means 29 can contact one of the electrical conductors 4 of the cable 2 before at least one or the other of the contact means 28.
  • a recurring marking 62 can be provided on the cable 2 (e.g., every 5 mm), indicating a penetration depth of the electrical contact means 28, preferably in the form of piercing means.
  • This marking 62 can, for example, be printed.
  • the marking 62 can, for example, be provided in the form of a line or dot.
  • the marking 62 can also be a mechanical marking, which interacts, for example, with an insertion mechanism 80.
  • a connection system 1 with a component 20 and a cable 2 can be seen.
  • the component 20 can be provided for connection to an electrical cable 2.
  • the component 20 can comprise several contact means 28 for contacting conductors 4 of the cable 2.
  • the conductors 4 can be accessible from the outside for contacting the contact means 28.
  • the conductors 4 are surrounded by an insulating sheath 11 and are thus part of cables 13, specifically stranded cables 13 (see Fig. 13 ). Both the contact means 28 and the conductors 4 are electrically conductive.
  • the conductors 4 can each have an exposed conductor cross-section 5 for contacting (see Figs. 13 and 14 ).
  • connection system 1 can be designed to contact the contact means 28 with the conductors 4 in the axial direction A of the cable 2 or conductor 4 in order to electrically connect the contact means 28 directly to the exposed conductor cross-sections 5.
  • the contact means 28 each have a tip 30 and/or are needle-shaped.
  • the conductors 4 can be contacted by the contact means 28 being pierced through the exposed conductor cross-sections 5 in the axial direction A.
  • a contacting surface 9 is provided on the cable 2, at which the conductors 4 are accessible for contacting with the contact means 28.
  • the contacting surface 9 can be located in a cutting plane of the cable 2, which has been created, for example, by cutting the cable 2 at this point. It can be seen that the conductors 4 extend there from the interior of the cable 2 to the outside (see Figs. 13 and 14 ) or protrude (see Fig. 12 ) and are therefore visible and accessible from outside the cable 2.
  • the respective exposed conductor cross-section 5 is also in the cutting plane.
  • the conductors 4 can each form a line 13 with a surrounding insulating sheath 11, wherein the lines 13 protrude from the contacting surface 9 (see Fig. 12 ) or flush with it ( Figs. 13 and 14 ). Furthermore, the solution according to embodiments of the invention can avoid stripping, so that the protruding conductors 4 and/or the exposed conductor cross-sections 5 continue to be completely or partially surrounded by the insulating sheath 11. However, the protruding lines 13 can be at least partially or completely freed from a cable sheath 8 of the cable 2 over their entire circumference (see Fig. 12 ).
  • the connection system 1 can be Fig. 12 illustrated guide device 70, which is formed separately from the cable 2 and the component 20 and/or is movably or detachably connected to the cable 2 and/or the component 20.
  • the guide device 70 can be designed to mechanically guide the contact in the axial direction A of the cable 2, and preferably to guide the conductors 4, in particular the lines 13, and/or the contact means 28 for contact in the axial direction A of the cable 2.
  • the guide device 70 can provide a linear guide for the cable 2 and/or the component 20. If the component 20 and the cable 2 move relative to one another in a linear manner for contact, this can also be referred to as a contact movement.
  • the guide device 70 may comprise a guide housing 72 with a guide structure 71.
  • the guide structure 71 is in Fig. 12 specifically in the form of openings of the guide housing 72 in order to provide the mechanical guidance for the respective conductors 4, in particular lines 13, and/or contact means 28.
  • the guide structure 71 can be designed as shown in Fig. 12 shown to receive the conductors 4, in particular lines 13, on a first side 76 of the guide housing 72 and to receive the contact means 28 on another, opposite (and facing away from the first side 76) second side 77 of the guide housing 72.
  • the lines 13 in Fig. 12 may have different colors and thus be color-coded. Corresponding colors may also be provided in the area of the openings 71 to facilitate identification.
  • At least one coding 50 or counter-coding 27 with the properties as described above can also be provided on the guide device 70, e.g. in the form of a guide sleeve.
  • an O-ring or a sealing lip on the guide device 70 is conceivable as a sealing element.
  • a locking lug or a locking hook (not explicitly shown) can serve as a locking element.
  • a projection or a groove can serve as anti-twist protection.
  • An insertion mechanism 80 is shown by way of example, which can be arranged on the guide structure 71 for controlling the contacting movement in order to insert the at least one or more electrical contact means 28, each with a predetermined penetration depth 90, into the associated electrical conductor 4 in an axial direction A of the conductor 4 and/or the cable 2.
  • the insertion mechanism 80 can be designed to insert, in particular to pierce, the respective contact means 28 in a linear manner by the contacting movement into the associated electrical conductor 4 with the predetermined penetration depth 90, in particular puncture depth 90, wherein the predetermined penetration depth 90 is preferably in the range from 0.5 mm to 10 mm, preferably 1 mm to 6 mm, preferably 2 mm to 4 mm.
  • the insertion mechanism 80 may further comprise a pressure element 81 and a transmission arrangement 82.
  • the transmission arrangement 82 may be connected to the pressure element 81 in a force-transmitting manner in order to move the pressure element 81 into To set a movement.
  • the respective electrical contact means 28 can be introduced, preferably pierced, into the associated electrical conductor 4 by the pressure element 81 via the contacting movement.
  • a travel path 93 for the pressure element 81 between a starting position 91 and an end position 92 can be determined by the predetermined penetration depth 90 and/or be structurally predetermined.
  • an adjustment mechanism 84 can be provided to adjust the predetermined penetration depth 90 and preferably the travel path 93 in the insertion mechanism 80, preferably depending on a cable type of the cable 2 and/or continuously and/or in several predefined steps.
  • Fig. 15 schematically illustrates that the insertion mechanism 80 can be designed as a lever mechanism 80, in which a transmission arrangement 82 comprises a lever arm 82.
  • a transmission arrangement 82 comprises a lever arm 82.
  • This can serve to transfer a manual or mechanical force exerted on the transmission arrangement 82 into the controlled contacting movement, in which the control is carried out in such a way that the contacting movement is guided linearly and/or the penetration depth 90 is predetermined and/or controlled and/or limited and/or the predetermined and/or a current penetration depth 90 is indicated to a user.
  • a Fig. 15 illustrated indexing device 83 may be provided to visually, haptically or acoustically indicate a current penetration depth 90 during the contacting movement.
  • the insertion mechanism 80 can further comprise a nut 85, preferably a union nut 85, which is designed to establish a mechanical connection between the component 20 and the cable 2 and for this purpose is screwed onto a thread 86.
  • a transmission arrangement 82 can be provided, which is designed to transmit a movement, in particular a rotational movement, of the nut 85 on the thread 86 to a pressure element 81.
  • the pressure element 81 can be arranged and guided in the region of a guide space 87 in order to move through the guide space 87 of the guide structure 71 through the transmitted movement along a longitudinal axis of the thread 86 in order to thereby exert a force for inserting the electrical contact means 28, wherein the guide space 87 is designed to receive a part of the component 20 and/or the at least one electrical contact means 28.
  • a holding element 88 may be provided which is firmly connected to the pressure element 81 in order to limit the contacting movement when the holding element 88 meets a counter-holding element 89.
  • a connection system 1 comprising a cable 2 and a component 20 and a guide device 70 can be provided, wherein the cable 2 has a plurality of electrical conductors 4, wherein a respective conductor cross-section 5 of the conductors 4 is exposed and accessible from the outside, and wherein the component 20 comprises a plurality of contact means 28 for contacting the conductors 4 of the cable 2.
  • the contact means 28 can be inserted through the exposed conductor cross-sections 5 into the conductors 4 in order to establish contact between the contact means 28 and the conductors 4, wherein the insertion can be guided by the guide device 70, and wherein the specific arrangement and assignment of the contact means 28 to the conductors 4 can be predetermined by the guide device 70.
  • the Figure 17 schematically shows an embodiment of the connection system 1 according to the invention, which has an embodiment of the component 20 according to the invention and an embodiment of the cable 2 according to the invention.
  • the cable 2 has a plurality of spaced-apart strain relief contours 172.
  • the strain relief contours 172 are designed as circumferential grooves and are evenly spaced from one another along the cable 2.
  • a strain relief 171 of the component 20 engages in such a strain relief contour 172, wherein the strain relief 171 is formed integrally with the component 20 and prevents accidental pulling on the cable 2 from leading to an unwanted release of the electrical connection between the cable 2 and the component 20.
  • the electrical connection is established by means of pointed contact means, each of which is pierced into only one predetermined electrical conductor of the cable.
  • the electrical conductors of the cable 2 extend twisted to one another along the extension of the cable 2.
  • the cable 2 further comprises a coding 50 which interacts with a counter-coding of the component 20 such that the contact means of the component 20 only come into electrical contact with the electrical conductors provided for this purpose during the establishment of the electrical connection between the component 20 and the cable 2, in that the coding 50 and the counter-coding together form a guide and prevent any other contact between the conductors and the contact means.
  • the coding 50 of the cable 2 is formed on the circumference of the cable as a helical or thread-shaped groove extending in the extension direction of the cable 2. Alternatively, a bead extending in this way can be provided instead of a groove.
  • the coding 50 has a continuous course along the extension direction of the cable 2 and has The cable 2 has the same relative position to the electrical conductors of the cable 2 throughout its length, transversely or perpendicularly to the direction of extension of the cable 2.
  • the cable 2 can be shortened to a desired length at any point along the cable 2 in order to establish an electrical connection between the cable 2 and the component 20, since the constant relative position along the cable ensures the desired electrical contact.
  • the contact surface 9, at which the contact means are inserted into the conductors of the cable, is formed at the cable end 217.
  • the Figure 18a shows a schematic of an embodiment of the component 20 according to the invention.
  • the contact means 28 for contacting the electrical conductors of the cable can be seen.
  • the contact means 28 lead electrically to contact conductors 180 of a plug 181 of the component 20, where the contact conductors 180 form a plug arrangement 181.
  • the course of the guide from the contact means 28 to the contact conductors 180 of the plug 181 is not straight, but is angled at least once, preferably perpendicularly, whereby the plug 181 is formed on a side of the component 20 that runs transversely or perpendicularly to the insertion direction of the cable 2.
  • a socket with a socket arrangement can be provided.
  • the Figure 18b shows a further schematic embodiment of the component 20 according to the invention, which differs from the embodiment of Figure 18a differs in that the plug 181 is formed on a side of the component 20 that faces away from the side of the component 20 on which the cable can be electrically contacted with the contact means 28. Furthermore, the course of the guide from the contact means 28 to the contact conductors 180 of the plug 181 is designed such that the arrangement and/or assignment of the contact conductors 180 of the plug 181 differs from that of the contact means 28.
  • the Figure 19a shows an embodiment of a connection system 1.
  • a strain relief 171 is formed by means of a shrink tube 191.
  • the shrink tube 191 also serves to seal the electrical connection between the cable 2 and the component 20.
  • the shrink tube 191 engages in a circumferential groove that forms the strain relief contour 172.
  • the shrink tube is attached to the component 20.
  • the Figure 19b shows a further embodiment of a connection system 1.
  • the cable 2 has a microencapsulation 193, which upon contact with an activating substance 194 releases a sealing compound that seals the electrical connection between the cable 2 and the component 20 from the environment.
  • component 20 may also have the microencapsulation, while cable 2 has the activating substance.
  • the activation i.e., the release of the microencapsulation, occurs by means of heat, light, radiation, or another suitable means.
  • the Figure 19c shows a further embodiment of a connection system 1.
  • a sealing space 198 in the component which is delimited by the cable 2 and the component 20, is sealed from the environment by means of a sealing compound 195.
  • the component 20 has a filling opening 196 for filling the sealing compound 195.
  • the component 20 can have an outlet opening 197 through which the filled sealing compound 195 can exit when the sealing space 198 is already filled with the sealing compound 195.
  • the contact means are shown in the Figures 17 and 19a to 19c not displayed or not visible due to the selected display.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Multi-Conductor Connections (AREA)
  • Measuring Leads Or Probes (AREA)
EP24206447.5A 2023-10-27 2024-10-14 Dispositif de guidage pour guider un contact Pending EP4572037A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102023129764.3A DE102023129764A1 (de) 2023-10-27 2023-10-27 Führungsvorrichtung zur Führung einer Kontaktierung
DE102024115858.1A DE102024115858A1 (de) 2023-10-27 2024-06-06 Kabel, Steckverbinder, Anschlusssystem, elektrische Schaltung und Datennetzwerk

Publications (2)

Publication Number Publication Date
EP4572037A2 true EP4572037A2 (fr) 2025-06-18
EP4572037A3 EP4572037A3 (fr) 2025-08-20

Family

ID=93119314

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24206447.5A Pending EP4572037A3 (fr) 2023-10-27 2024-10-14 Dispositif de guidage pour guider un contact

Country Status (1)

Country Link
EP (1) EP4572037A3 (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4318800C5 (de) * 1993-06-07 2006-07-13 Hirschmann Electronics Gmbh & Co. Kg Mehrpoliger Kabelsteckverbinder

Also Published As

Publication number Publication date
EP4572037A3 (fr) 2025-08-20

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