EP1531520A2 - Borne de connexion électrique - Google Patents

Borne de connexion électrique Download PDF

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Publication number
EP1531520A2
EP1531520A2 EP04026353A EP04026353A EP1531520A2 EP 1531520 A2 EP1531520 A2 EP 1531520A2 EP 04026353 A EP04026353 A EP 04026353A EP 04026353 A EP04026353 A EP 04026353A EP 1531520 A2 EP1531520 A2 EP 1531520A2
Authority
EP
European Patent Office
Prior art keywords
holder
clamping
plug
opening
electrical 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Withdrawn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
EP04026353A
Other languages
German (de)
English (en)
Other versions
EP1531520A3 (fr
Inventor
Manfred Müller
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.)
Newfrey LLC
Original Assignee
Newfrey LLC
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 Newfrey LLC filed Critical Newfrey LLC
Publication of EP1531520A2 publication Critical patent/EP1531520A2/fr
Publication of EP1531520A3 publication Critical patent/EP1531520A3/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Withdrawn legal-status Critical Current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
    • 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
    • H01R4/48455—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar insertion of a wire only possible by pressing on the spring

Definitions

  • the invention relates to an electrical connector with a housing and a Spring-loaded clamping connection for connecting a flexible electrical conductor the tail of a stiff holder.
  • the invention further relates to a corresponding Holder, a corresponding system of an electrical connector and a holder and a method for making a connection between an electrical Plug and a holder.
  • connection terminals with a housing and a spring-loaded terminal connection for connecting a flexible electrical conductor to busbars known, wherein the spring-force clamping connection of one of a resilient Flat material manufactured clamping spring consists.
  • Connecting terminals have a plant leg and a clamping leg, wherein the clamping leg in the manner of a loop on the end of the plant leg is bent and has a clamping opening on which the end of the plant leg extends through.
  • Such connection terminals are for Connecting a flexible conductor to an already with the spring-force terminal connection connected busbar, wherein the flexible conductor only after the connection with the rigid busbar is made in the spring-force clamp connection is introduced.
  • the invention has for its object to provide an electrical connection between a flexible electrical conductor and a rigid holder by means of a plug create, with the plug first with the electrical conductor and then with the rigid holder is connected.
  • a connection is for example for the connection of a ground cable to a ground holder of the chassis of a motor vehicle needed.
  • the task was further that the assembly of the with the electrical conductor provided plug on the holder quickly and without tools done and a secure snap-click assembly is possible. Of Furthermore, the lowest possible contact resistance should be achieved.
  • an electrical connector with a housing in which a spring-force clamping connection to the Connecting a flexible electrical conductor to the end of a stiff holder is used, wherein the spring force clamp connection of one of a resilient sheet manufactured clamping spring consists of a plant leg and a clamping leg having the clamping leg in the manner of a loop on the end the plant leg is bent and has a clamping opening through which extending the end of the plant leg, wherein a clamping leg opposite clamping edge of the clamping opening with the plant leg a Forming terminal in which the guided through the clamping opening through electrical Conductor is clamped before plugging the plug on the holder, wherein after attaching the plug on the holder, the holder between the plant leg and the electrical conductor extends through the clamping opening and the holder and the clamping spring are supported against each other in such a way that the electrical Conductor is clamped between the clamping edge and the holder and thus a electrical connection between the holder and electrical conductor is formed.
  • the object is further according to the invention by a holder and a system a corresponding electrical connector and a corresponding holder solved, wherein the rigid holder is in the form of a pin and of a band material is made with a substantially rectangular cross-section. It is a holder on the holder Offset (21) arranged, the apex in the direction of clamping edge of the clamping leg points in order to avoid a reversed mounting of the plug on the holder.
  • the task-solving method for establishing a connection between the corresponding electrical connector and the holder includes that after the electric Conductor is clamped between clamping edge and plant leg, the Plug is placed on the holder such that the holder between the Plant legs and the electrical conductor through the terminal opening therethrough extends and the holder and the clamping spring are supported against each other such that the electrical conductor is clamped between the clamping edge and the holder and thus formed an electrical connection between the holder and the electrical conductor becomes.
  • the in Direction clamping edge of the clamping opening is directed and arranged at the nip is. Due to the small bearing surfaces of the plant leg at the nip is thus a secure connection between the electrical conductor and the Holder given.
  • the clamping point opposite end of the resilient Turn sheet such in the direction of the holder, that it after attaching the Plug engages latching on the holder in a recess of the holder. hereby Also, the security of the connection is improved because then when the holder completely pushed into the plug, the engagement of the bent end the resilient sheet material in the recess of the holder takes place. Pulling out the holder from the plug is thus not readily possible.
  • the advantage is the springy flat material with an opening for releasing the plug provided when passing through an auxiliary means, for example a pin, through this opening, the terminal of the opposite end of the resilient Flat material is bent, so that the bent end of the resilient sheet no longer engages in the recess of the holder and the plug from Holder can be deducted. It is also advantageous that the clamping point opposite end to be provided with wing elements, the positioning of the Halters serve with respect to the clamping spring.
  • the electrical connector has the Further advantageous plug-in elements, which are arranged on the resilient sheet are and set the clamping spring in a recess of the housing.
  • the holder To engage the bent end of the spring element in the holder is on the holder in advantageously provided a recess. It is particularly advantageous if this recess in the manner of an opening penetrates the holder, so that through them through an aid can be plugged, which is opposite to the nip Bends the end of the resilient sheet such outward that the bent end disengages from the opening and the holder is pulled out of the plug can.
  • FIG. 1a shows a longitudinal section through a plug 1 according to the invention.
  • the plug 1 has a housing 2 in which one made of a resilient sheet material Clamping spring 3 is arranged.
  • the clamping spring 3 forms a spring-force clamping connection for connecting a flexible electrical conductor 10 to the tail a rigid holder, not shown in this figure.
  • the clamping spring 3 has a clamping leg 4 and a plant leg 5, wherein the plant leg 5 in the form of a tongue of the resilient sheet is punched out and bent from this so that the plant leg 5 itself through the clamping opening 6 of the clamping leg formed by the punched-out tongue 4 extends therethrough.
  • the clamping leg 4 is bent backwards and in the manner of a loop bent back on the plant leg 5.
  • the bending edge the plant leg 5 opposite edge 8 of the terminal opening is Also referred to as clamping edge, as this edge together with the cranked Area 7 of the plant leg 5 forms the nip.
  • the illustrated in Figure 1a electrical connector 1 is connected to the already introduced flexible electrical conductor 10 prepared for attachment to the rigid holder.
  • the end of the electrical conductor 10 along a marked by an arrow 29 Direction through the opening 17 at the upper end of the housing 2 through the Clamp opening 6 passed through and between clamping edge 8 and cranked Area of plant leg 5 clamped.
  • the housing 2 faces at the opposite lying end, an opening 18 through which the holder when attaching the plug is inserted through it.
  • an opening 12 is provided on the resilient sheet, which, to the holder even better support, having inwardly bent ends.
  • the housing 2 is laterally provided with a further opening 16 through which an aid, for example a pen or screwdriver can be routed through to the Release connection between holder and clamping spring 3.
  • an aid for example a pen or screwdriver
  • To release the holder is also provided the clamping spring 3 with an opening 14 through which this tool also be put through when loosening the connection.
  • the clamping spring 3 At the nip opposite end of the resilient sheet, the clamping spring 3 a bent end 9, the full insertion of the holder in a recess of the holder locks into place.
  • Wing 15 is provided.
  • sealing lips 24 on. Sealing lips may also be provided at the opening 17 through which the electrical Ladder 10 is introduced.
  • FIG. 1 a the direction along which is also shown by means of an arrow 30 the holder is inserted through the opening 18 in the housing 2.
  • FIG. 1 b shows the plug according to the invention in a view from below, wherein the flexible electrical conductor 10 is inserted into the plug analogously to FIG. 1a is.
  • the Clamping spring 3 is arranged in the housing 2 such that wing elements 19 in recesses of the housing 2 engage and thus the clamping spring 3 in the housing. 2 establish.
  • the opening 12 in the resilient sheet 33 through which the holder when attaching the plug 1 on the holder in the clamping spring 3 is introduced.
  • Visible is also the end of the electrical conductor 10, the is arranged in the clamping opening 6.
  • the flexible electrical conductor 10 is applied the clamping edge 8, which by the punching of the plant leg 5 from the Clamping leg 4 has arisen.
  • the foremost end of the clamping leg 4 is provided with a projection 11 in a recess of the housing 2 engages.
  • FIG. 1a it can be seen that, in order to avoid that the clamping leg too far in the direction of opening 17 for insertion of the flexible electrical conductor 10 bends, the recess 13 in the housing 2 a stop 23rd has, which limits the movement of the clamping leg 4.
  • the resilient sheet is shown, for the preparation of the clamping spring 3 is used for the electrical connector according to the invention.
  • the springy flat material is prepared in the state shown in Figure 2 such that after bending the Flat material, the clamping spring 3 is completed.
  • the resilient sheet is has the plant leg punched out of the clamping leg 4 in the form of a tongue 5, wherein after the bending of the plant leg 5, the clamping opening 6 is formed.
  • the edge 8 of the clamping opening 6, the dashed lines shown to be bent edge 34 opposite, is used after installation of the clamping spring 3 in the housing 2 for forming the nip.
  • the opening 14 In the middle of the springy flat material is the opening 14 arranged to release the connection between the holder and plug 1 is used.
  • the opening 12 is arranged, through which the holder when attaching the Plug 1 is inserted through the holder.
  • wing elements 15 are arranged, which serve to position the holder in the clamping spring.
  • An extension 9 the on the end of the resilient sheet material is disposed opposite to the nip is still bent in addition to the completion of the clamping spring 3, so that the Holder, when it is fully pushed into the plug 1, snaps into place, wherein the bent end 9 of the resilient sheet in a recess of the Holder locks into place.
  • FIG 3 the view of a holder 20 according to the invention is shown from the side.
  • the made of a rigid material holder 20 consists of a cross-section rectangular band material, with approximately in the middle of a continuous opening or hole 22 is arranged, in which the extension 9 of the resilient sheet of the Clamping spring snaps onto the holder when the plug is pushed on.
  • the holder points above the through hole 22, two bending points, wherein the bend in opposite direction took place.
  • the bending of the holder above the opening 22nd takes place in the direction in which after attaching the plug of the electrical conductor 10th or the clamping edge 8 is arranged.
  • the overlying bend 21 is the Band material in the opposite direction by an angle ⁇ plus ⁇ back bent such that the strip material encloses an angle ⁇ with the axis 27, the angle ⁇ measured from the axis 27 in the opposite direction is compared with the measuring direction of the angle ⁇ from the same axis.
  • the bend 21 is also referred to below as the crank.
  • the two close Leg of the crank 21 an angle of 180 ° - ( ⁇ + ⁇ ) a.
  • the angles ⁇ and ⁇ are preferably pointed, wherein the sum ( ⁇ + ⁇ ) is not greater than 90 °.
  • crank 21 With the crank 21 is the holder in the state in which the plug completely is attached to the holder, on the electrical conductor 10 and forms the electrical Connection with the conductor 10 off.
  • the two bends of the holder, in particular the crank 21, thus forming sliding surfaces for plugging the plug on the Holder.
  • the crank 21 also forms contact surfaces for the electrical connection.
  • FIG. 4 On the basis of Figure 4 is shown in a longitudinal section, as the holder 20 with the electrical conductor 10 is connected when the plug according to the invention completely is attached to the holder 20.
  • the holder is along the with an arrow 30 indicated direction through the opening 18 of the housing and through the Plug opening 12 of the clamping spring 3 inserted therethrough.
  • the holder 20 is arranged by the side at the end of the clamping spring Wing elements 15 out.
  • the crank 21 must be with its vertex at insertion of the holder 20 in the connector in the direction of clamping edge 8 and electrical conductor 10th show an electrical connection between the holder 20 and electrical conductor 10th to enable.
  • the holder 20 After the complete plugging of the plug 1 on the Holder, the holder 20 extends through the clamping opening 6, wherein the Holder 20 is arranged between plant leg 5 and electrical conductor 10, wherein the electrical conductor 10 bears against the clamping edge 8.
  • the plant leg 5 is bent in the opposite direction to the terminal point, that the holder 20 and the clamping spring are supported against each other such that the electrical conductor 10 and the clamping edge 8 and the holder 20 is clamped and thus a electrical connection between the holder 20 and the electrical conductor 10 is formed becomes.
  • the inwardly bent end 9 scrapes the resilient sheet when inserting the holder at the protruding Elbow 21 of the holder 20 along and removes an insulating varnish in the Area in which later the electrical connection between electrical conductor 10th and holder 20 is manufactured.
  • an aid to be introduced for example is formed pin-shaped.
  • This tool will continue through the opening 14 of the Clamping spring 3 and the opening 22 of the holder 20 inserted through and bends the Clamping edge opposite end of the resilient sheet of the clamping spring 3 in the direction of the electrical conductor 10 away from the holder 20, so that the bent End 9 of the opening 22 disengages and the plug can be removed. there the holder moves in the direction opposite to the insertion direction 30.
  • the electrical connector according to the invention should preferably be used to Ground cables, which are flexible electrical conductors, designed as a rigid holder To connect ground contacts to a motor vehicle chassis.
  • the Holder preferably welded to the chassis, which in Figure 4 based on a weld 26 is indicated.
  • the chassis or other support of the holder is shown in FIG provided with the reference numeral 40.
  • the holder is preferably with a corresponding, electrically well conductive and provided with good anti-corrosion properties surface.
  • the holder is in a preferred Embodiment provided in the cranked region 21 with a thin protective cap, which is either designed as an injection molded part or applied by dipping has been.
  • a waxy medium can be selected, which liquefied during the baking process of the paint and releases the bare surface.
  • holder and spring are coordinated so that the clamping spring 3 is pivoted against the holder 20 under tensile load on the cable and thereby reduces the cross section for the cable receptacle. This will be a ensures permanent clamping.
  • the housing may be designed such that the electrical conductor 10 is introduced perpendicular to the axis of the holder 20 and over Guides arranged in the housing is bent so that the end of the electric Conductor arranged to form the nip parallel to the axis of the holder is.
  • the electrical connector be designed such that a plurality of plugs connected together in a housing become. Such a multiple plug can then after insertion of the electrical Head are placed on appropriately juxtaposed holder. there the holder when using a single or multiple plug on am Holder end arranged taper.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
EP04026353A 2003-11-14 2004-11-05 Borne de connexion électrique Withdrawn EP1531520A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10353356 2003-11-14
DE10353356A DE10353356A1 (de) 2003-11-14 2003-11-14 Elektrischer Stecker, Halter, System aus einem elektrischen Stecker und einem Halter und Verfahren zur Hertellung einer Verbindung zwischen einem elektrischen Stecker und einem Halter

Publications (2)

Publication Number Publication Date
EP1531520A2 true EP1531520A2 (fr) 2005-05-18
EP1531520A3 EP1531520A3 (fr) 2006-03-01

Family

ID=34428744

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04026353A Withdrawn EP1531520A3 (fr) 2003-11-14 2004-11-05 Borne de connexion électrique

Country Status (4)

Country Link
US (1) US7131857B2 (fr)
EP (1) EP1531520A3 (fr)
JP (1) JP2005150114A (fr)
DE (1) DE10353356A1 (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM301422U (en) * 2006-03-16 2006-11-21 Jr-Yuan Wu Line ball structure of conductive wire terminal base
JP2007273864A (ja) * 2006-03-31 2007-10-18 Sony Corp ケーブル固定具
CA2573845C (fr) * 2006-04-20 2009-11-24 Thomas & Betts International, Inc. Elements de connecteur electrique
US7618279B1 (en) 2008-06-26 2009-11-17 Thomas & Betts International, Inc. One-piece push-in electrical contact terminal
WO2010026449A1 (fr) * 2008-09-04 2010-03-11 Fci Connecteur d’amorceur étanche
CN102082340B (zh) * 2009-12-01 2013-07-31 泰科电子(上海)有限公司 电连接器中的端子结构
US9130285B2 (en) 2012-09-05 2015-09-08 Hubbell Incorporated Push wire connector having a spring biasing member
CN203150720U (zh) * 2013-02-28 2013-08-21 泰科电子(上海)有限公司 弹簧夹和接线盒
DE202015102561U1 (de) * 2015-05-19 2016-08-22 Wago Verwaltungsgesellschaft Mbh Leiteranschlussklemme
US9941605B2 (en) 2016-03-02 2018-04-10 Hubbell Incorporated Wire connectors with binding terminals
US9806437B2 (en) 2016-03-02 2017-10-31 Hubbell Incorporated Push wire connectors
JP6931223B2 (ja) * 2017-07-25 2021-09-01 日本圧着端子製造株式会社 端子、及び電気コネクタ
US11063393B2 (en) 2018-07-06 2021-07-13 Hubbell Incorporated Electrical plug connector and wiring device with keying features
JP6740291B2 (ja) * 2018-07-20 2020-08-12 ファナック株式会社 電子機器
CN209448032U (zh) * 2019-02-23 2019-09-27 佛山市欧骏电子科技有限公司 尾部拨盖式连接器

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1246079B (de) * 1966-07-14 1967-08-03 Merten Geb Anschlussklemme, insbesondere in Geraetesockeln
US4087149A (en) * 1975-11-28 1978-05-02 Karl Fischer Electrical plug connections
EP0108235A1 (fr) * 1982-10-13 1984-05-16 Rafi GmbH & Co Elektrotechnische Spezialfabrik Dispositif pour la connexion de deux parties sans vis
DE3817706A1 (de) * 1987-05-27 1988-12-15 Siemens Ag Klemmfeder
DE3911459A1 (de) * 1989-04-05 1990-10-11 Wago Verwaltungs Gmbh Schraubenlose anschluss- und/oder verbindungsklemme
DE19629445A1 (de) * 1995-07-21 1997-02-20 Ellenberger & Poensgen Anschlußgehäuse mit Kontaktelement für einen externen elektrischen Anschluß
DE19715971C1 (de) * 1997-04-17 1998-05-07 Phoenix Contact Gmbh & Co Zugfederklemme mit aus einem Federblatt gebogener Klemmfeder

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3514099C2 (de) 1985-04-16 1994-11-17 Wago Verwaltungs Gmbh Verbindungsklemme für elektrische Leiter
DE19753076C1 (de) * 1997-11-29 1999-08-19 Lumberg Karl Gmbh & Co Elektrische Anschlußklemme, insbesondere Anreihklemme
DE19802945C2 (de) 1998-01-21 2001-04-26 Wago Verwaltungs Gmbh Elektrische Klemme
DE19817925B4 (de) * 1998-04-17 2004-04-29 Wago Verwaltungsgesellschaft Mbh Federkraftklemmanschluß für elektrische Leiter
US6074241A (en) * 1998-06-05 2000-06-13 The Whitaker Corporation Non-slip spring clamp contact
FR2792778B1 (fr) * 1999-04-22 2001-05-18 Schneider Electric Sa Borne elastique d'appareil electrique
JP3915424B2 (ja) * 2001-03-30 2007-05-16 オムロン株式会社 電気機器接続ソケット
DE20106710U1 (de) * 2001-04-18 2001-08-09 Phoenix Contact Gmbh & Co Elektrische Klemme

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1246079B (de) * 1966-07-14 1967-08-03 Merten Geb Anschlussklemme, insbesondere in Geraetesockeln
US4087149A (en) * 1975-11-28 1978-05-02 Karl Fischer Electrical plug connections
EP0108235A1 (fr) * 1982-10-13 1984-05-16 Rafi GmbH & Co Elektrotechnische Spezialfabrik Dispositif pour la connexion de deux parties sans vis
DE3817706A1 (de) * 1987-05-27 1988-12-15 Siemens Ag Klemmfeder
DE3911459A1 (de) * 1989-04-05 1990-10-11 Wago Verwaltungs Gmbh Schraubenlose anschluss- und/oder verbindungsklemme
DE19629445A1 (de) * 1995-07-21 1997-02-20 Ellenberger & Poensgen Anschlußgehäuse mit Kontaktelement für einen externen elektrischen Anschluß
DE19715971C1 (de) * 1997-04-17 1998-05-07 Phoenix Contact Gmbh & Co Zugfederklemme mit aus einem Federblatt gebogener Klemmfeder

Also Published As

Publication number Publication date
JP2005150114A (ja) 2005-06-09
EP1531520A3 (fr) 2006-03-01
US7131857B2 (en) 2006-11-07
DE10353356A1 (de) 2005-06-02
US20050112915A1 (en) 2005-05-26

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