EP2056404A2 - Borne d'alimentation conductrice - Google Patents

Borne d'alimentation conductrice Download PDF

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Publication number
EP2056404A2
EP2056404A2 EP08018730A EP08018730A EP2056404A2 EP 2056404 A2 EP2056404 A2 EP 2056404A2 EP 08018730 A EP08018730 A EP 08018730A EP 08018730 A EP08018730 A EP 08018730A EP 2056404 A2 EP2056404 A2 EP 2056404A2
Authority
EP
European Patent Office
Prior art keywords
contact
terminal
spring
connection
conductor
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.)
Withdrawn
Application number
EP08018730A
Other languages
German (de)
English (en)
Other versions
EP2056404A3 (fr
Inventor
Wolfgang Gerberding
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.)
Wago Verwaltungs GmbH
Original Assignee
Wago Verwaltungs 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 Wago Verwaltungs GmbH filed Critical Wago Verwaltungs GmbH
Publication of EP2056404A2 publication Critical patent/EP2056404A2/fr
Publication of EP2056404A3 publication Critical patent/EP2056404A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • H01R9/2483—Terminal blocks specially adapted for ground connection
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
    • H01R4/4819—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end the spring shape allowing insertion of the conductor end when the spring is unbiased
    • H01R4/4821—Single-blade spring
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/4846—Busbar details
    • H01R4/485—Single busbar common to multiple springs
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/4828—Spring-activating arrangements mounted on or integrally formed with the spring housing
    • H01R4/483—Pivoting arrangements, e.g. lever pushing on the spring
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/4828—Spring-activating arrangements mounted on or integrally formed with the spring housing
    • H01R4/4837—Single arrangement activating multiple springs

Definitions

  • the invention relates to a conductor terminal, for example a terminal block, a connection terminal, an electronic module terminal or the like, having an insulating housing and at least one spring terminal in each at least one clamping spring in the insulating housing for clamping electrical conductors, wherein the insulating housing a bottom portion, a lid portion, from the bottom portion transversely in the direction of the lid portion outgoing end side portions and conductor insertion openings in at least one of the end side sections.
  • Spring terminals are used in various forms in terminals to contact electrical conductors without screws by means of spring force. For example, such spring force connections are used in terminals that are snapped into a housing plate of the lamp to connect the lamp with connecting cables.
  • DE 2004 030 440 B4 discloses a lamp terminal with three parallel plug contacts in an insulating housing on top of a support plate and on the underside of the support plate protruding terminals, which are electrically connected to the plug contacts.
  • DE 10 2005 001 821 describes an electrical device connection with a arranged in a device housing terminal, in which clamping contacts are integrated in a similar manner and which can be activated with an actuating lever.
  • the terminal has mounting dome protruding through the device housing plate with resiliently molded thereto mounting tabs and SteckTypeareakanälen in the Befest Trentsdomen to record selected plug contacts of a connector.
  • US 4,728,295 A discloses a connector block in which two opposite conductor insertion openings are provided in an insulating housing, in which a bent busbar piece is integrated with an inserted clamping spring. While on one side adjacent to a conductor insertion opening, the clamping spring can be activated via an actuating pushbutton and forms a releasable clamping point for an inserted conductor, adjacent to the opposite conductor insertion opening a flexible leg of the contact spring abuts against the busbar to form a further clamping point.
  • One end of the busbar piece abuts a curved terminal contact rail, which has a projecting below the bottom part of the insulating housing, U-shaped bent contact loop, which forms a plug contact.
  • the object is achieved with the conductor terminal of the type mentioned above in that in the region of the transition of at least one of the end side sections to the bottom portion at least a PE-contact insertion opening is provided which is aligned with a clamping point formed below a clamping spring of the spring force connection, and that the bottom portion is raised in the region of the PE-contact insertion opening in the direction of the cover portion, so that a PE terminal contact through the PE-Kontaktin-management opening with a spring connection can be electrically connected and can be excellently arranged after a bend below the bottom portion for connection to a device housing.
  • the bottom section is raised in the region of the conductor insertion opening in the direction of the cover part, so that a PE connection contact can be electrically connected to the spring insertion connection by means of the conductor insertion opening.
  • the PE connection contact is first led from the nip with the spring force connection above the bottom portion and bent in the region of the end face to be guided around below the bottom portion in the raised area.
  • the PE terminal contact is then on the bottom portion in the raised area and protrudes for connection to a device housing, in particular with a lamp panel out.
  • the PE contact can be positioned anywhere. In particular, it is not necessary that the PE contact is in alignment with central, aligned to the middle of the busbar terminal points.
  • PE-contact insertion opening in the region of the bottom portion of virtually any conductor or ladder-like parts can be introduced instead of a PE contact, such as terminal lugs of capacitors, when the PE connection is not needed.
  • the conductor connection terminal at least has a terminal dome excellent from the bottom portion.
  • each plug contact receiving channels are introduced, which are aligned with associated contact recesses in the middle of the spring force connection.
  • contact pins can be inserted into the plug contact receiving channel and electrically connected to the busbar piece to the contact recesses, wherein the contact pins are electrically isolated by means of the Klemmendome in the region of the insertion. This is particularly useful when the conductor terminal is installed as a lamp terminal in a lamp panel and must be avoided for the active current paths electrical contact of the pins with the lamp terminal plate.
  • the terminal are provided on the underside of the bottom portion in a conventional manner with spring detents for locking the conductor terminal to a device housing plate.
  • the clamping domes can be used not only to provide a well-insulated shaft for the contact pins, but also for fixing the conductor terminal to a device housing plate.
  • a PE connection opening aligned with a contact recess in the center piece of the spring-force connection may also be provided in the bottom section of the bottom part, which may be provided for receiving a PE connection contact, which has a resilient contact lug and an electrical connection to the busbar of the spring-force connection in the contact recess Plug contact has.
  • This has the advantage that in the arrangement of three or more spring terminal connections parallel to each other in an insulating material of the PE contact in alignment with the in the contact recess the other spring terminals plug-in pins, such as the N and L conductor connection for an AC power supply is located.
  • the PE connection contact is to be electrically connected to a protective conductor of the house voltage supply.
  • the insulating housing of the conductor connection terminal is formed in two parts from a bottom part and a lid part which can be latched into the bottom part by means of a snap-fit connection.
  • a two-part design an automatable assembly is possible by the spring force connection, for example, first used in the lid part and then the bottom part is placed on the lid part and locked with this.
  • the inner region can be designed with a partition.
  • the bottom part and the lid part can be designed in an L-shaped section and have conductor insertion openings in the transverse from the bottom portion of the bottom portion in the direction of the cover part end face portion and in the transverse of a cover portion of the cover part in the direction of the bottom end face portion, which on the conductor lead-through openings the end pieces inserted in the lid part and by the in Direction end face portion of the lid part in the lid part imported bottom part fixed spring force connections are aligned.
  • the end face portions of the longitudinal section L-shaped bottom and cover parts thus carry the conductor insertion opening, which are aligned with the clamping points.
  • FIG. 1 allows a conductor terminal 1 in the longitudinal sectional view through an insulating material 2 recognize.
  • the insulating 2 is z. B. constructed in two parts and has a bottom part 3 and a cover part 4, which are each L-shaped.
  • the bottom part 3 is made of a bottom portion 5 and a transverse thereto at the end upwards outgoing end portion 6 and the cover part 4 from a the insulating 2 final lid portion 7 and a transversely thereto at the end downgoing outgoing end portion 8 is formed.
  • a spring force connection 9 is inserted so that terminal points of the spring force connection 9 with conductor insertion openings 10a, 10b for inserted conductor ends 11a, 11b are substantially aligned (preferably offset ⁇ 10 °).
  • a terminal dome 12 which has a plug contact receiving channel 13 for receiving a contact pin or contact plug 14.
  • the plug contact receiving channel 13 is aligned with a contact recess 15 in the middle piece 16 of the busbar 17 of the spring force connection 9.
  • the lid portion 7 has an integrally molded therewith, for example, hinged with a living hinge actuation lever 18 with an extending through the lid portion 7 through actuating finger 19 which rests on the end of the clamping leg of a second clamping spring 20b and displaces it down when the actuating handle 18 is pressed in the direction of the cover section 7.
  • actuating handle 18 is pressed in the direction of the cover section 7.
  • a separate lid is integrated in the latching area.
  • test opening 21 is provided, which is aligned up to the bent end of the left end piece 22 a of the bus bar 17.
  • PE contact opening 10c is provided adjacent the wall of the bottom section 5 raised in this area, which is aligned with the nip below the abutment leg of the first clamping spring 20a.
  • a dashed line PE connection terminal 23 can be inserted, the terminal lug is inserted into the terminal point and is folded down below the bottom portion 5 and is provided with its plug contact 24 down to engage and electrical contacting a device housing plate 25.
  • the plug contact 24 down to engage and electrical contacting a device housing plate 25.
  • a partition 26 is directed downwards in the direction of the clamping dome 12.
  • cover part 4 can be latched by means of a latch 28 having a nose in a projection 29 having a projection on the end face of the bottom part 3. Cover part 4 and bottom part 3 are thus plugged together in the manner of a plug-and-lock connection.
  • FIG. 2 lets a sectional view of the cover part 4 with actuating handle 18 in the production position (or in dashed form in delivery position) recognize. Clearly visible is the latching lug 28 on the lid portion 7 and a latching lug 30 on the lower edge of the front side portion for hooking into a corresponding receptacle in the bottom portion 5 of the bottom part. 3
  • FIG. 3 can be a sectional view of the bottom part 3 recognize, in the optional addition to the dashed PE terminal contact 23 also terminal lugs, such as a capacitor 36 can be inserted into the lower conductor insertion opening 10c.
  • a catch receptacle 32 for the latching lug 30 on the lower edge of the front side section of the cover part 4 can also be seen.
  • FIG. 4 leaves a front view of the conductor connection terminal 1 FIG. 1 detect.
  • the conductor terminal is three-pole for an N-conductor, an L-conductor and a protective conductor (PE) in the middle and has to connect the N and L conductors on the right and left side downwardly projecting clamping domes 12a, 12b with in Known manner thereof excellent spring detents 33a, 33b for locking the conductor terminal 1 in a device housing plate 25th
  • the PE terminal contact 23 projects downward without such a terminal dome 12 in order to make electrical contact with the device housing plate 25.
  • the protective conductor insulation by the terminal dome 12 is not required.
  • each conductor insertion opening 10 is assigned its own spring force connection 9. In this way, several devices can be switched one behind the other.
  • FIGS. 5 and 6 illustrate in sectional views the assembly process of the conductor terminal 1.
  • the clamping springs 20a, 20b inserted into the corresponding conductor lead-through openings of the busbar 17.
  • the thus completed spring force connection 9 is then inserted into the cover part 4.
  • the spring-force connection 9 is inserted into the cover part 4 with a handling machine containing a busbar support.
  • the bottom part 3 is pushed onto the cover part 4 and locked with this and the actuating handle 18 shown in the manufacturing position folded into the delivery or functional position shown in dashed lines.
  • FIG. 7 lets an exemplary spring force connection 9 in the side view recognize.
  • the spring-force connection 9 has a busbar piece 17 of good conducting material, such as copper or a copper alloy. That from a sheet metal strip formed busbar piece 17 has a central piece 16, to which connect two on both sides of the center piece 16 kinking end pieces 34a, 34b.
  • the end pieces 34a, 34b point in the same direction, so that the inner angle in the bending region between the center piece 16 and end piece 34a, 34b lies on the same upper side of the rail piece.
  • end pieces 34a, 34b are formed in a conventional manner by punching conductor lead-through openings 35a, 35b, in the clamping springs 20a, 20b of a spring material, such as chromium-nickel steel sheet, are used.
  • the clamping springs 20a, 20b have in a conventional manner a support leg and a clamping leg, which communicate with each other via a spring bow.
  • material tabs 36a, 36b are punched out of the busbar piece 17 and bent out of the conductor leadthrough opening 35a, 35b towards one another.
  • the end of the clamping legs of the clamping springs 20a, 20b together with the bent-out material tabs 36a, 36b each have a clamping point for a conductor end to be inserted into the conductor lead-through opening 35a, 35b.
  • the material tabs 36a, 36b may also be facing away from one another or pointing in the same direction.
  • the orientation and design of the material tabs 36a, 36b is dependent on the requirement for the position of the nip and other structural requirements, such as the kinematics of an actuating lever.
  • the support tab 37a on the left side of the busbar piece 17 is bent downwardly opposite to the associated end piece 34.
  • a passage opening 38 is introduced, through which the end of the support leg of the clamping spring 20a is inserted.
  • a contact lug 39 formed integrally with the clamping spring 20a is provided, which extends from the support leg and extends to the end of the passage opening in the support tab 37a, which is the center piece 16 of the busbar piece 17 opposite. In this way, a further nip is created below the support leg of the contact spring 20a, which can be used, for example, for inserting a capacitor terminal lug or a PE connection.
  • the support tab 37b serves to lock the abutment leg of the contact spring 20b.
  • the end of the contact leg of the contact spring 20b is supported, on the one hand, on the inner angle created by the support tabs 37b and the end piece 34b bent upwards by this.
  • the support tabs 37b bent with its end a little upwards and serves with its end as a support for a bending of the plant leg of the clamping spring 20b locking tabs 40th
  • a contact recess for insertion of a contact pin formed by punched out of the center piece 16 of the busbar piece 17, a contact tab 41 and bent away downwards.
  • the contact tab 41 then forms a bearing surface for a contact pin or contact plug inserted in the contact recess.
  • the left side of the contact tab 41 serves as a conductor stop for a conductor inserted from the left side into a direct connection formed by the contact tabs 41 and the support tabs 37a, such as e.g. B. a PE connection contact.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Multi-Conductor Connections (AREA)
EP08018730A 2007-10-29 2008-10-27 Borne d'alimentation conductrice Withdrawn EP2056404A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007051900A DE102007051900B4 (de) 2007-10-29 2007-10-29 Federkraftanschluss

Publications (2)

Publication Number Publication Date
EP2056404A2 true EP2056404A2 (fr) 2009-05-06
EP2056404A3 EP2056404A3 (fr) 2010-10-27

Family

ID=40351508

Family Applications (2)

Application Number Title Priority Date Filing Date
EP08018729.7A Not-in-force EP2056403B1 (fr) 2007-10-29 2008-10-27 Borne de connexion de lampes
EP08018730A Withdrawn EP2056404A3 (fr) 2007-10-29 2008-10-27 Borne d'alimentation conductrice

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP08018729.7A Not-in-force EP2056403B1 (fr) 2007-10-29 2008-10-27 Borne de connexion de lampes

Country Status (6)

Country Link
US (1) US7815463B2 (fr)
EP (2) EP2056403B1 (fr)
JP (1) JP5224179B2 (fr)
CN (1) CN101488607B (fr)
DE (1) DE102007051900B4 (fr)
TW (1) TWI463742B (fr)

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US9806437B2 (en) * 2016-03-02 2017-10-31 Hubbell Incorporated Push wire connectors
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US9705212B1 (en) * 2016-10-05 2017-07-11 Dinkle Enterprise Co., Ltd. Structure improvement for connection terminals of terminal block
WO2018129359A1 (fr) 2017-01-06 2018-07-12 Hubbell Incorporated Dispositifs de câblage électrique à bornes de connexion sans vis
JP6801516B2 (ja) * 2017-02-28 2020-12-16 オムロン株式会社 端子台
US11063393B2 (en) 2018-07-06 2021-07-13 Hubbell Incorporated Electrical plug connector and wiring device with keying features
CN108681064B (zh) * 2018-07-20 2024-07-02 安徽奇盟光电科技有限公司 双滤镜组件和镜头组件
US10511108B1 (en) * 2019-01-07 2019-12-17 Dinkle Enterprise Co., Ltd. Dual-wire connector
US11495895B2 (en) 2019-05-01 2022-11-08 Hubbell Incorporated Terminations for electrical wiring devices
MX2022015904A (es) 2020-06-18 2023-01-24 Ideal Ind Terminal de conductor.
DE102021112961A1 (de) * 2021-05-19 2022-11-24 WAGO Verwaltungsgesellschaft mit beschränkter Haftung Leiteranschlussklemme mit wenigstens einem Federkraftklemmanschluss
WO2023049455A1 (fr) 2021-09-27 2023-03-30 Hubbell Incorporated Bornes de connexion sans vis avec gestionnaire de fils
US12573794B2 (en) 2022-03-16 2026-03-10 Hubbell Incorporated Electrical wiring devices with screwless wire terminals
WO2024108033A1 (fr) 2022-11-16 2024-05-23 Hubbell Incorporated Dispositifs de câblage électrique multipolaire avec ensembles de terminaison de fil

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US4728295A (en) 1985-08-13 1988-03-01 Brokelmann, Jaeger & Busse, Gmbh & Co. Connector block for electrical devices
DE102004030440B4 (de) 2004-06-24 2006-06-08 Wieland Electric Gmbh Elektrischer Anschlussverbinder mit Sperrplatte
DE102005001821A1 (de) 2005-01-13 2006-07-27 Wieland Electric Gmbh Elektrischer Geräteanschluss

Also Published As

Publication number Publication date
JP2009110963A (ja) 2009-05-21
JP5224179B2 (ja) 2013-07-03
US20090124139A1 (en) 2009-05-14
DE102007051900A1 (de) 2009-05-07
TWI463742B (zh) 2014-12-01
CN101488607A (zh) 2009-07-22
DE102007051900B4 (de) 2009-09-10
CN101488607B (zh) 2012-07-04
TW200929719A (en) 2009-07-01
EP2056403A2 (fr) 2009-05-06
EP2056403A3 (fr) 2010-10-27
EP2056404A3 (fr) 2010-10-27
US7815463B2 (en) 2010-10-19
EP2056403B1 (fr) 2013-10-23

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