EP3417514A1 - Système de contact pour la mise en contact d'une tresse de blindage et d'un élément de contact - Google Patents

Système de contact pour la mise en contact d'une tresse de blindage et d'un élément de contact

Info

Publication number
EP3417514A1
EP3417514A1 EP17731915.9A EP17731915A EP3417514A1 EP 3417514 A1 EP3417514 A1 EP 3417514A1 EP 17731915 A EP17731915 A EP 17731915A EP 3417514 A1 EP3417514 A1 EP 3417514A1
Authority
EP
European Patent Office
Prior art keywords
contact
aluminum
inner sleeve
sleeve
outer sleeve
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.)
Granted
Application number
EP17731915.9A
Other languages
German (de)
English (en)
Other versions
EP3417514B1 (fr
Inventor
Gottfried Fleischer
Karl Fröschl
Schwent
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.)
Gebauer and Griller Kabelwerke GmbH
Original Assignee
Gebauer and Griller Kabelwerke 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
Application filed by Gebauer and Griller Kabelwerke GmbH filed Critical Gebauer and Griller Kabelwerke GmbH
Priority to EP18190109.1A priority Critical patent/EP3422480B1/fr
Priority to EP18190110.9A priority patent/EP3422481B1/fr
Publication of EP3417514A1 publication Critical patent/EP3417514A1/fr
Application granted granted Critical
Publication of EP3417514B1 publication Critical patent/EP3417514B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • H01R4/5083—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a wedge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/03—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections
    • H01R9/05—Connectors arranged to contact a plurality of the conductors of a multiconductor cable, e.g. tapping connections for coaxial cables
    • H01R9/0524—Connection to outer conductor by action of a clamping member, e.g. screw fastening means
    • 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
    • H01R4/5016—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a cone
    • 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

Definitions

  • the invention relates to a contact system for contacting an aluminum braided shield comprising a contact element
  • Inner conductor surrounding the electrical inner conductor primary insulation and the Primäri solation surrounding
  • Braided screen which is arranged at least partially extending between the primary insulation and the secondary insulation of the electrically conductive cable
  • a braided shield which consists of a plurality of strands of an electrically conductive material, is provided which surrounds the electrical inner conductor.
  • the braided shield is usually located within a cable sheath and is between a
  • Primary insulation also called inner jacket, which is arranged between the inner conductor and braided shield, and a
  • Secondary insulation also called outer sheath or cable sheath, which surrounds the braided shield outside, arranged.
  • a shielding film which is usually a plastic-laminated aluminum foil. This screen foil transmits no appreciable currents and is not mitromeiert in the case of contacting the screen braid, but separated when exposing the shield braid.
  • the shielding braid in the end regions of the electrical cable is connectable to a ground.
  • at least one contact element is usually provided at each end of the cable, which are electrically connected to the screen braid and to the ground
  • Transverse conductivity can be used, since the compression of the shield braid takes place only selectively.
  • braided shields are also aluminum or aluminum alloys, which is used due to its low mass in many applications, such as the automotive sector, especially in electrically powered cars.
  • aluminum wires or an aluminum alloy are pressed together, these wires naturally already have only one very hard to penetrate oxide layer on its surface. Due to the radial compression, a contacting process for a braided screen which is customary in copper technology is not capable of contacting all the aluminum wires of the
  • this type of connection technique has the disadvantage that the quality of the connection always influences the quality of the connection, in this case above all adherent ones
  • a contact system for contacting an aluminum screen mesh with a contact element of the type mentioned above in that the inner sleeve having a first contact surface and the outer sleeve has a second contact surface for contacting the aluminum screen mesh, wherein the first and / or second Contact surface each having regions with different sized cross-section with respect to a conductor axis of the electrically conductive cable,
  • contact surfaces are formed such that the aluminum wires of the aluminum screen mesh in a contact position of the contact part by axial
  • electrical inner conductor of electrically conductive material preferably copper, aluminum or at least one of these metals-containing alloys are understood in the context of the invention both individual conductors as well as several
  • the electrical inner conductor defines a
  • Conductor axis which follows the course of the electrical cable, so in sections may be straight, curved or angled. However, at least in the area of the contacting, the conductor axis generally runs in a straight line.
  • an element which comprises a, preferably centric, through-opening and a through-opening having, preferably rotationally symmetrical, shell body.
  • the passage opening can basically any geometric
  • the inner sleeve is that sleeve, which in the
  • Geometry of the electrical inner conductor of the cable is adapted, for example, circular, elliptical or substantially polygonal.
  • the sheath body of the inner sleeve is such
  • Contact surface of the inner sleeve is usually formed by a radially outer peripheral surface of the inner sleeve.
  • the insertability is achieved in that the outer dimensions of the inner sleeve is smaller than or equal to the inner dimensions of the through hole of the outer sleeve.
  • the second contact surface of the outer sleeve is usually from a radially inner peripheral surface, that is from the
  • Boundary surface of the passage opening of the outer sleeve formed.
  • the contact surfaces are defined by a surface of the inner sleeve or the outer sleeve and theoretically include a volume. If, in the light of the invention, a cross-section of a contact surface is used, this analogously means the cross-section of the enclosed volume which is normal to the conductor axis
  • the aluminum braid is located between the contact surfaces, so that the
  • Aluminum wires of the aluminum screen braid preferably preferably all aluminum wires, both the first
  • Each of the contact surfaces preferably has regions with different sized cross-sections.
  • Outer sleeve and / or the inner sleeve and the aluminum wires made to allow potential equalization.
  • Shield braids made of other materials or alloys, for example, copper or copper alloys is suitable.
  • the contact surfaces are further formed such that in the contact position of the contact element by axial
  • Outer sleeve are designed such that the oxide layer having surface as possible all aluminum wires of the aluminum screen braid during axial compression of inner sleeve and outer sleeve is broken, so that a
  • the aluminum wires are squeezed during compression or at least partially
  • Range usually corresponds to the area in which the clamping force is exerted.
  • a cold-welded state can thus be achieved if the sleeves, for example, starting from the contact position in which the aluminum braided shield is clamped between the contact surfaces, are axially compressed.
  • Aluminum tends to flow using very high pressure and thereby with contacting materials
  • Such a compound is insoluble and electrically conductive.
  • Compressing the sleeves is reliably broken by placing the aluminum wires of the aluminum screen mesh in an area defined by the contact surfaces
  • At least one region is defined in which at least one region is defined during axial compression
  • Pressure peak forms, which can be used to pinch / shear the
  • one of the sleeves is made of copper or one, preferably coated, copper alloy and serves as a contact sleeve while the other sleeve acts as a support sleeve.
  • the cold welding takes place both between the contact sleeve and between the
  • the insertion volume of the outer sleeve is usually through a portion of the passage opening
  • Outer sleeve and insertable portion of the inner sleeve can be in a simple manner, the interaction of
  • Clamping or crushing / shearing causes the aluminum screen braid in the contact position.
  • the tapered portion of that region forms, which exerts a clamping force on the aluminum wires or a
  • the contact surfaces may be formed such that in an intermediate position of the contact part, in which the inner sleeve is partially inserted into the outer sleeve, forms a gap for receiving the aluminum screen mesh between the contact surfaces and the gap has at least one cross-sectional constriction.
  • a particularly space-saving design of the contact element is in a preferred embodiment thereof ensures that the inner sleeve is completely received in the contact position of the outer sleeve in the contact position.
  • the entire inner sleeve is formed as an insertable section.
  • Embodiment variant of the invention provided that the first and / or the second contact surface are formed at least partially oblique to the conductor axis in the contact position. In other words, the imaginary extensions of the first and / or second contact surfaces intersect the conductor axis.
  • a clamping and / or a compression / shearing of the aluminum wires of the aluminum screen mesh between the contact surfaces in a preferred embodiment can be achieved in that the first and / or the second contact surface is conical. Due to the taper, which usually refers to the conductor axis, the at least one
  • Contact surface preferably both contact surfaces, it is achieved that the contact surfaces by an axial displacement of the sleeves in the contact position exert a clamping force on the aluminum wires or a pressure spike for crushing / shearing (ie cold welding) of the
  • the contact surfaces are formed corresponding to each other, at least when both contact surfaces are conical.
  • Embodiment variant achieved in that the first and the second contact surface are conical, wherein the opening angle of the cones at least partially
  • the effects mentioned above in connection with the conical contact surfaces can be further improved in that the first and / or the second contact surface has at least one kink.
  • Under kink is the change in slope in the cone or truncated cone
  • Each kink defines a circumferential contact edge on which a pressure peak is formed and / or which one
  • Clamping force exerts on the aluminum screen mesh Advantageous effects are already observed if only one of the contact surfaces has a kink. However, variants are also conceivable in which a contact surface has several kinks or both contact surfaces have one or more kinks.
  • the kinks in turn define the area in which in the contact position, the clamping force is exerted on the aluminum wires or in the
  • Embodiment variant of the invention provided that the first and / or the second contact surface has at least one stage. Below a level becomes an erratic
  • Such a configuration can be with any geometric shape of
  • the first and / or second contact surface may have a cylindrical shape or the conical shape described above. It is advantageous if both contact surfaces to each other
  • the at least one first and / or second stage in turn, the area is defined in which in the contact position, the pressure peak for exerting the clamping force or for
  • Contact surfaces has a step. However, variants are also conceivable in which a contact surface has several stages or both contact surfaces have one or more stages.
  • first contact surface at least a first stage and the second contact surface at least a second stage
  • Forming contact edge and the aluminum screen mesh is contacted in the contact position of the contact edges.
  • the contact edges in turn defines that region in which the pressure peak is in the contact position
  • Sleeves is designed as a contact sleeve, via which the
  • the other sleeve is designed as a support sleeve.
  • the other sleeve is designed as a support sleeve.
  • the contact sleeve made of copper or a Copper alloy is made.
  • either the inner sleeve or the outer sleeve may be formed as a contact sleeve. It is also conceivable that both
  • Inner sleeve and / or the outer sleeve is made of copper or a copper alloy. Particularly good clamping properties or
  • Aluminum alloy is made. By the made of aluminum or an aluminum alloy sleeve, so as the
  • Support sleeve formed sleeve is further the
  • the support sleeve In order to achieve a particularly high strength of the support sleeve, it can also be made of stainless steel, which is preferably protected against corrosion, for example by means of a corrosion-inhibiting coating.
  • the made of copper or a copper alloy sleeve has a corrosion-inhibiting coating.
  • a corrosion-inhibiting coating are suitable
  • nickel and / or tin or nickel and / or tin-containing alloys as coating materials.
  • Contact element is arranged in the contact position, wherein the smallest cross-section of the first contact surface having region adjacent to the secondary insulation having region of the cable.
  • the inner sleeve is inserted between the primary insulation and the aluminum braided shield, so that the inner sleeve, on the one hand, contacts the primary insulation and, on the other hand, the aluminum braided screen. Therefore, in a further preferred embodiment of the invention, it is provided that the inner sleeve in the contact position between the
  • the aluminum braided screen is folded over the first contact surface of the inner sleeve and a cable bushing of the inner sleeve contacts the secondary insulation or the aluminum braided screen. If the inner sleeve sits in the contact position on the secondary insulation and thus the cable bushing, that is the through hole, the inner sleeve contacts the secondary insulation, the
  • Aluminum braided shield to be contacted over the first contact surface for contacting.
  • Aluminum braid is folded over the first contact surface.
  • the cable gland contacts the section of the aluminum screen braid adjacent to the primary insulation and the first contact surface
  • the contact element has an inner sleeve with a first contact surface and an outer sleeve with a second
  • Contact surface includes, taking the following steps
  • the electrically conductive cable is cut to length and a resulting open end of the cable stripped, wherein the stripping at least the secondary insulation is removed in that or up to that area in which the contact with the contact element is to be produced. It goes without saying that even an already cut cable with stripped open end can be used.
  • inner sleeve and outer sleeve are pushed onto the cable, wherein the cable through the passage opening of the sleeves, respectively insertion volume and cable gland, is performed.
  • the electrical cable is already delivered prefabricated, so outer sleeve and inner sleeve only pushed together or
  • the contact element is to be arranged in the contact position in the non-stripped region of the cable, it is necessary to first postpone the inner sleeve on the secondary insulation, then turn over the aluminum braid on the secondary insulation or on the inner sleeve and subsequently the outer sleeve from the direction of the stripped
  • Embodiment variant of the invention is provided, the outer sleeve is first pushed onto the secondary insulation of the cable. The inner sleeve is subsequently between the
  • Embodiment of the invention is therefore intended that first the outer sleeve is pushed over the secondary insulation and subsequently the inner sleeve between the aluminum braided shield and primary insulation is inserted before the outer sleeve is moved in the direction of the inner sleeve. At this time, the outer sleeve is shifted from the portion of the electric wire having the secondary insulation toward the open end of the cable to be brought into the contact position.
  • stripped area is pushed directly onto the applied to the primary insulation aluminum braid and the aluminum braided shield in the stripped area of
  • electrically conductive cable is folded over the first contact surface.
  • the aluminum braided screen is exposed so far that a section over the deferred inner sleeve projects and can be turned over.
  • the outer sleeve is then in the direction of the secondary insulation having region of the electrically conductive cable
  • the invention is therefore intended that first the inner sleeve is pushed over the aluminum braided shield and
  • the aluminum shield braid is turned over the first contact surface before the outer sleeve in the direction of
  • the inner sleeve placed in the radial direction between the inner conductor and braided shield placed.
  • Fig. 1 is a sectional view of an inventive
  • Fig. 2 is an axonometric view of the contact system in the
  • Fig. 3 is an axonometric view of a first
  • Fig. 4 is an axonometric view of a second
  • FIG. 5 is an enlarged detail view of a contact element of the first embodiment
  • FIG. 6 is an enlarged detail view of a contact element of a second embodiment
  • Fig. 7a, b, c, d are sectional views of the first embodiment in several successive positions;
  • Fig. 8a, b, c, d are sectional views of the second
  • 9 is a sectional view of a third embodiment ⁇ example of the contact system in the contact position.
  • 10 is a sectional view of a fourth embodiment ⁇ example of the contact system in the contact position.
  • Figures 1 and 2 show the basic structure of a contact system according to the invention for contacting a
  • the aluminum screen braid 7 comprises a variety of
  • Cable 4 The structure of the cable 4, which can be seen in particular in Figures 2 and 4, looks like this:
  • the core of the cable 4 is by an electric
  • Inner conductor 5 is formed, which defines a rectilinear conductor axis 15 in the figures.
  • the inner conductor 5 is formed by a plurality of individual conductors bundled as a strand and has a substantially circular cross-section. It goes without saying that the number of individual conductors of a strand and the number of strands or the geometry of the
  • Inner conductor 5 conceivable. On the inner conductor 5 is a
  • Inner conductor 5 and the aluminum screen mesh 7 causes. On the aluminum braid 7 is then a
  • the electrically conductive cable 4 Before the contacting of the aluminum screen mesh 7 and the contact element 1 can be realized, usually the electrically conductive cable 4 must be cut to length, so that an open end of the cable 4 is formed. In that area of the electrically conductive cable 4, in which the
  • the stripped area is spoken.
  • the stripped portion is disposed in the portion of the open end of the cable 4 and extends, as shown in the figures, to the end of the cable 4.
  • the contact element 1 comprises an inner sleeve 2 with a first contact surface 2a and an outer sleeve 3 with a second contact surface 3a, wherein the
  • the inner sleeve 2 is at least
  • At least one of the two sleeves 2, 3 is designed as a contact sleeve and for the purpose of equipotential bonding with a ground
  • the aluminum braided shield 7 is clamped in the illustrated contact position between the contact surfaces 2a, 3a.
  • the contact surfaces 2 a, 3 a in the exemplary embodiments are also designed such that in the contact position of the
  • Aluminum shield braid 7 and the contact element 1 in the illustrated contact position made by cold welding.
  • the aluminum wires are welded in the contact position with the contact element 1.
  • the contact surfaces 2 a, 3 a surrounding the aluminum screen mesh 7 are in any case one
  • FIG. 3 shows an axonometric view of a first one
  • FIG. 4 shows an axonometric view analogous to FIG. 3 of a second exemplary embodiment of the invention
  • Inner sleeve 2 at least partially in the outer sleeve 3 can be inserted.
  • the passage opening of the inner sleeve 2 is formed as a cable bushing 11, through which the cable 4 is feasible.
  • the first contact surface 2a of the inner sleeve 2 is formed by an outer peripheral surface of the inner sleeve 2
  • the passage opening of the outer sleeve 3 is as
  • Insertion volume 9 for receiving an insertable portion 10 of the inner sleeve 2 is formed and further serves for
  • the insertable section 10 comprises the entire extension of the inner sleeve 2, so that the inner sleeve 2 in the
  • Longitudinal extent of the inner sleeve 2 includes, so that a part of the inner sleeve 2 protrudes in the contact position of the outer sleeve 3 also.
  • the second contact surface 3a is formed by an inner peripheral surface of the outer sleeve 3a and limits the insertion volume 9.
  • Geometry of the first contact surface 2a with the second contact surface 3a corresponds, insofar as that
  • the aluminum screen braid 7 is clamped or kaltversch dobar.
  • Aluminum wires is exercised or in which a
  • the area is thus a circumferential one defined by the kink
  • FIG. 6 the first steps 13 of the first contact surface 2 a described above in connection with the second embodiment variant can be seen.
  • the second contact surface 3a is also shown, which has with the first stages 13 cooperating second stages 14, which divides the second contact surface 3a in three sections.
  • Aluminum wires is exercised or in which a
  • Diameter of its passage opening is greater than or equal to the diameter of the cable 4 together with secondary insulation 8.
  • the cable 4 is partially received in the insertion volume 9 of the outer sleeve 3.
  • the second step (shown in FIGS. 7b, 7c and 8b, 8c) is that the inner sleeve 2 is pushed onto the electrically conductive cable 4.
  • the smallest diameter of the cable bushing 11 is greater than or equal to the diameter of the cable 4 together with the primary insulation 6, so that the inner sleeve 2 can be pushed onto the primary insulation 6.
  • Figures 7c and 8c is the
  • Inner sleeve 2 inserted between the primary insulation 6 and the aluminum screen braid 7, so that the aluminum braid 7 contacts the first contact surface 2a. It is also conceivable that the aluminum braided screen 7 is lifted in a separate step from the primary insulation 6 and after pushing the inner sleeve 2 is placed on the first contact surface 2a, for example by means of the step described below or in a separate step.
  • the outer sleeve 3 is then displaced in the direction of the inner sleeve 2 until in the contact position the second contact surface 3a and the first contact surface 2a contact the aluminum braided shield 7 and the
  • Aluminum wires of the aluminum screen mesh 7 between the contact surfaces 2 a, 3 a are clamped and the electrical contact between the contact element 1 and the aluminum screen mesh 7 is made.
  • the wedge-shaped taper or the Kink 12 and in the second embodiment, the stages 13,14 that portion of the contact surfaces 2a, 3a, in which in the contact position, the clamping force is exerted on the aluminum screen braid 7.
  • Outer sleeve 3 form at the bend 12 or at the steps 13,14 (ie at the peripheral contact edges) pressure peaks, which first to a compression and further
  • one of the two sleeves 2, 3, that is to say either the inner sleeve 2 or the outer sleeve 3, is in the form of a contact sleeve
  • Coating such as nickel and / or tin or alloys thereof.
  • This contact sleeve is the
  • Equalizing conductor is electrically connected to the ground.
  • the other sleeve is formed as a support sleeve and is made of aluminum or an aluminum alloy to reduce the corrosion of the aluminum wires.
  • any combination of the first and second embodiments are also suitable for achieving the same technical effects. Also are from the geometry of the contact surfaces 2 a, 3 a shown in the exemplary embodiments deviating geometries conceivable, if they a clamping or compression / shearing the
  • FIG. 9 shows a third exemplary embodiment of the invention
  • the method for contacting the aluminum screen braid 7 with the contact element 1 differs from those previously described in connection with the first two due to the different structure of the contact systems
  • Embodiment described methods In a first step, the inner sleeve 2 is on the open end of the
  • the region with the smallest cross-section is directed towards the open end of the cable 4.
  • Embodiment conical but it is also conceivable that the contact surfaces 2a, 3a have analogously to the second embodiment stages or a combination of slopes and steps.
  • the inner sleeve 2 is flush with the secondary insulation 8, wherein also a left-side or right-side offset is conceivable. Subsequently, an exposed by the stripping portion of the aluminum screen mesh 7 is folded over the first contact surface 2a, so that the
  • Aluminum shield braid 7 is folded back and rests on the first contact surface 2a.
  • the outer sleeve 3 is then displaced from the direction of the open end of the cable 4 in the direction of the inner sleeve 2, so that the aluminum braid 7 first between the
  • FIG. 10 shows a fourth exemplary embodiment of the invention
  • the inner sleeve 2 is seated in the contact position, in contrast to the previously described embodiment not on the secondary insulation 8, but on an exposed portion of the aluminum screen mesh 7.
  • the aluminum screen mesh 7 is thus over a larger area
  • the method for contacting the aluminum screen braid 7 is carried out analogously to the method described above, wherein the inner sleeve 2 is just pushed onto the exposed portion of the aluminum screen braid 7 and over the inner sleeve 2 projecting portion of the
  • Secondary insulation 8 as a stop for positioning the
  • Inner sleeve 2 can be used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Cable Accessories (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

L'invention concerne un système de contact pour la mise en contact d'une tresse de blindage en aluminium (7) avec un élément (1) de contact, le système comprenant - un câble électro-conducteur (4) ; - la tresse de blindage en aluminium (7) qui comporte une pluralité de fils en aluminium et qui est agencée de manière à s'étendre au moins en partie entre une isolation primaire (6) et une isolation secondaire (8) du câble électro-conducteur (4) ; - l'élément (1) de contact qui peut être poussé sur le câble électro-conducteur (4) et qui est pourvu d'un manchon extérieur (3) et d'un manchon intérieur (2) pouvant être introduit dans celui-ci. L'objet de l'invention est d'obtenir un système de contact, lequel permet d'une manière simple une mise en contact fiable d'une tresse de blindage en aluminium avec un élément de contact, sans que des installations de soudage supplémentaires soient nécessaires. À cet effet, selon l'invention, le manchon intérieur (2) présente une première surface (2a) de contact et le manchon extérieur (3) présente une deuxième surface (3a) de contact, chaque surface (2a, 3a) de contact présentant des zones à section transversale plus ou moins grande et les surfaces (2a, 3a) de contact étant conçues de telle manière que la tresse de blindage en aluminium (7), dans une position de contact, est serrée à la suite d'un emboîtement mutuel axial du manchon intérieur (2) et du manchon extérieur (3) et mise en contact avec la partie (1) de contact.
EP17731915.9A 2017-05-12 2017-06-22 Système de contact pour la mise en contact d'une tresse de blindage et d'un élément de contact Active EP3417514B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP18190109.1A EP3422480B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contacte d'un tressage de blindage et d'un élément de contact
EP18190110.9A EP3422481B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contact d'un tressage de blindage et d'un élément de contact

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17170864 2017-05-12
PCT/EP2017/065459 WO2018206127A1 (fr) 2017-05-12 2017-06-22 Système de contact pour la mise en contact d'une tresse de blindage et d'un élément de contact

Related Child Applications (4)

Application Number Title Priority Date Filing Date
EP18190109.1A Division-Into EP3422480B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contacte d'un tressage de blindage et d'un élément de contact
EP18190109.1A Division EP3422480B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contacte d'un tressage de blindage et d'un élément de contact
EP18190110.9A Division EP3422481B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contact d'un tressage de blindage et d'un élément de contact
EP18190110.9A Division-Into EP3422481B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contact d'un tressage de blindage et d'un élément de contact

Publications (2)

Publication Number Publication Date
EP3417514A1 true EP3417514A1 (fr) 2018-12-26
EP3417514B1 EP3417514B1 (fr) 2019-12-18

Family

ID=58707405

Family Applications (3)

Application Number Title Priority Date Filing Date
EP17731915.9A Active EP3417514B1 (fr) 2017-05-12 2017-06-22 Système de contact pour la mise en contact d'une tresse de blindage et d'un élément de contact
EP18190110.9A Active EP3422481B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contact d'un tressage de blindage et d'un élément de contact
EP18190109.1A Active EP3422480B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contacte d'un tressage de blindage et d'un élément de contact

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP18190110.9A Active EP3422481B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contact d'un tressage de blindage et d'un élément de contact
EP18190109.1A Active EP3422480B1 (fr) 2017-05-12 2017-06-22 Système de contact destiné à la mise en contacte d'un tressage de blindage et d'un élément de contact

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US (1) US11362445B2 (fr)
EP (3) EP3417514B1 (fr)
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CN112072336B (zh) * 2020-08-26 2022-09-30 国网山东省电力公司电力科学研究院 一种用于导线连接的非压接接续金具及接续方法
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EP4542776B1 (fr) 2023-10-18 2026-01-21 Gebauer & Griller Kabelwerke Gesellschaft m.b.H. Système de contact pour connecter un blindage de câble dans un boîtier de collecteur

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Also Published As

Publication number Publication date
EP3422481A1 (fr) 2019-01-02
EP3417514B1 (fr) 2019-12-18
US11362445B2 (en) 2022-06-14
WO2018206127A1 (fr) 2018-11-15
EP3422480A1 (fr) 2019-01-02
EP3422480B1 (fr) 2020-09-30
EP3422481B1 (fr) 2020-12-23
US20210143562A1 (en) 2021-05-13
CN110582894A (zh) 2019-12-17
CN110582894B (zh) 2021-11-23

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