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WO2001047068A1 - Borne de connexion sans vis - Google Patents

Borne de connexion sans vis Download PDF

Info

Publication number
WO2001047068A1
WO2001047068A1 PCT/DE2000/004401 DE0004401W WO0147068A1 WO 2001047068 A1 WO2001047068 A1 WO 2001047068A1 DE 0004401 W DE0004401 W DE 0004401W WO 0147068 A1 WO0147068 A1 WO 0147068A1
Authority
WO
WIPO (PCT)
Prior art keywords
loose
pressure piece
terminal
screwless
clamp
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.)
Ceased
Application number
PCT/DE2000/004401
Other languages
German (de)
English (en)
Inventor
Johann Wolf
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Priority to AT00990517T priority Critical patent/ATE244942T1/de
Priority to EP00990517A priority patent/EP1240688B1/fr
Priority to DE50002878T priority patent/DE50002878D1/de
Publication of WO2001047068A1 publication Critical patent/WO2001047068A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H01R4/48—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
    • H01R4/4835—Mechanically bistable arrangements, e.g. locked by the housing when the spring is biased
    • 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
    • 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
    • H01R4/4811—Spring details
    • H01R4/4816—Spring details the spring shape preventing insertion of the conductor end when the spring is unbiased
    • 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
    • H01R4/4833—Sliding arrangements, e.g. sliding button

Definitions

  • the invention relates to a screwless terminal which can be used in devices for installation technology, for example in line circuit breakers, residual current circuit breakers, terminal blocks or sockets.
  • the terminal works in principle with a releasable clamping spring, which connects a conductor to be connected under its spring force to a busbar m, in detail according to the preamble of claim 1.
  • Such screwless clamps are also called cage clamps or “cage clamps”.
  • the live clamping spring is generally directly pressed down with a suitable object, for example a screwdriver.
  • a suitable object for example a screwdriver.
  • an insulated tool is required in order to be able to remove a connected conductor from a screwless terminal.
  • each wire is usually m clamped in its own connection process and, if necessary, detached again.
  • a screwless terminal for several potentially isolated conductors chen while ermögli ⁇ even kammformige male parts have been provided.
  • it is necessary that the actuation side is accessible over a large area.
  • the invention has for its object to develop a screwless terminal that is more convenient to use and that allows easy-to-use multi-pole terminals.
  • ⁇ is a sliding wedge-shaped loose element with the clamping spring or with a loose piece in its loose direction. per m active connection.
  • the loose body can be manufactured in a simple manner from insulating material, so that safety is guaranteed. A loose piece can be selected for good sliding properties.
  • the sliding loose body or a loose pressure piece can be designed as two wedges which can be moved relative to one another.
  • a suitable choice of material it is easily possible to achieve good sliding properties. Pressure is exerted on the clamping spring by a stationary part, so that canting with the clamping spring is excluded.
  • a sawtooth-shaped loose body can be used to spread the clamp springs of the adjacent clamps at the same time via a sawtooth-shaped pressure piece.
  • connection opening of the assigned terminal With the loose body, a partitioning point for the connection opening of the assigned terminal can be connected in such a way that the connection opening is largely or completely closed without a connected conductor.
  • FIG. 1 shows a series of three screwless clamps which work together with a loose body and a loose pressure piece, in the form of two sawtooth-shaped wedges which can be moved relative to one another.
  • FIG. 2 shows the clamp according to FIG. 1 seen from the side, with the head of the actuating plunger removed
  • FIG. 3 shows the clamp according to FIG. 1 in the open state of its clamping springs.
  • FIG. 4 shows the side view in the representation according to FIG. 2 the clamp according to FIG. 3.
  • FIG. 5 shows a loose body and a loose pressure piece, formed from two mutually displaceable wedges m saw tooth formation, with a flattening being provided at the end of the spreading displacement distance.
  • FIG 6 a Losekorper of two against each other is displaceable ⁇ union wedges m sawtooth formation according to FIG 5 is shown for the lots position associated clamping springs.
  • FIG. 7 shows a loose body and a loose piece made of two wedges that can be displaced relative to one another in a sawtooth formation in the manner of the representation in FIG.
  • FIG. 8 shows the side view of a terminal according to FIG. 7, with a partitioning point for the connection openings, as shown in FIG. 4.
  • the screwless clamp according to FIG. 1 has three clamp springs 1 in series, each of which connects a conductor 2 to be connected under spring force to a busbar 3, perpendicular to the plane of the drawing. Also compare FIG. 2. With the clamping spring 1 or with a loose pressure piece 4, a sliding wedge-shaped loose body 5 m is connected in the loose direction. For three adjacent clamping springs 1, the wedge-shaped loose body 5 and the associated loose pressure piece 4 have the formation of a sawtooth. The alsglei ⁇ tend Losekorper 5 and an associated pressure lots stucco 4 are designed as two mutually displaceable wedges, each having the formation of a forecast tooth. For a series of screwless terminals, a sawtooth-shaped loose body 5 is in a spreading operative connection via a sawtooth-shaped loose piece 4. The loose body 5 can be actuated from the side by a plunger 6.
  • FIG. 2 it can be clearly seen how a clamping spring 1 is pressed down into position 15 when the loose body 5 and loose pressure piece 4 are spread apart m the delicately drawn position. This, compare the figures 1 and 2 ent ⁇ speaking Figures 3 and 4 for the clamping springs 1 m down its printed position.
  • the loop-shaped clamping spring 1 in which one leg 7 is inserted through a window 9 of the other leg 8, this window 9 is released under pressure by the loose body and the loose pressure piece with its lower edge in the leg 8. You can then pull off a conductor 2 or easily insert it.
  • the lower edge 10 according to FIGS. 2 and 4 can generally be referred to as the outer edge of the window 9.
  • the windows 9 are shown when the conductor is not inserted, with the opening of the window 9 n of the clamping spring for clarity is shown how an introduced conductor would stop it.
  • the loose body 5 and the loose pressure piece 4 according to FIG. 5 are provided with a flattening 11 in the end region of their spreading displacement distance, as a result of which clamps can be held in their open position in the position according to FIG. 6 without the wedge-shaped surfaces being able to slide back under the force of the clamping springs.
  • loose body 5 and loose pressure piece 4 can be designed to be latching in the end region of their spreading displacement distance in order to achieve an open position of the clamp until the plunger 6 is actuated again.
  • the bulkhead 5 is a bulkhead part 12 for the connection opening 13 of the associated terminal m connection.
  • the partitioning part 12 can largely close the connection opening 13 when the conductor 2 is inserted during a movement perpendicular to the plane of the drawing according to FIG. 8, and can be shifted so far without an inserted conductor that the connection opening 13 is closed. Understandably, it is advisable to manufacture the bulkhead part from insulating material. Separate partitioning points can advantageously be provided for several terminals.
  • the bulkhead parts for the loose body can advantageously be resiliently connected.
  • a screwless clamp of the type described has, inter alia, the following advantages:
  • the actuation of the terminal can be operated from the front in a row of housings with a multi-level terminal arrangement, as is common with terminal blocks. It is no more space is required for aids for Actuate the ⁇ the clamping spring supply required, so it's a loose-emgriff no access kept clear. Short assembly times can be achieved with aligned terminals by simultaneously operating several terminals.
  • the clamping springs can be completely insulated with regard to the actuation side and there is no need to isolate an aid since this is not required anyway. If necessary, the clamp can simply be designed in such a way that stable opening is achieved.
  • the clamped state can easily be made visible by the position of the loose body or by the position of an ice cream.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Clamps And Clips (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Discharge Heating (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)

Abstract

L'invention concerne une borne de connexion sans vis, qui peut être utilisée dans des appareils auxquels on fait appel dans la technique d'installation, qui fonctionne en principe avec un ressort de blocage (1) libérable qui met en contact, par application d'une force élastique, un conducteur (2) à raccorder et une barre conductrice (3). Il est prévu qu'un corps de libération (5) cunéiforme glissant soit en liaison active avec le ressort de blocage (1) ou avec une pièce de pression de libération (4), dans le sens de libération dudit ressort.
PCT/DE2000/004401 1999-12-21 2000-12-11 Borne de connexion sans vis Ceased WO2001047068A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT00990517T ATE244942T1 (de) 1999-12-21 2000-12-11 Schraubenlose klemme
EP00990517A EP1240688B1 (fr) 1999-12-21 2000-12-11 Borne de connexion sans vis
DE50002878T DE50002878D1 (de) 1999-12-21 2000-12-11 Schraubenlose klemme

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19961762 1999-12-21
DE19961762.7 1999-12-21

Publications (1)

Publication Number Publication Date
WO2001047068A1 true WO2001047068A1 (fr) 2001-06-28

Family

ID=7933644

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2000/004401 Ceased WO2001047068A1 (fr) 1999-12-21 2000-12-11 Borne de connexion sans vis

Country Status (6)

Country Link
EP (1) EP1240688B1 (fr)
AT (1) ATE244942T1 (fr)
DE (1) DE50002878D1 (fr)
ES (1) ES2203550T3 (fr)
PT (1) PT1240688E (fr)
WO (1) WO2001047068A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10244480A1 (de) * 2002-09-19 2004-04-08 Pilz Gmbh & Co. Klemmenblock zum Anschließen von elektrischen Leitern an ein elektrisches Gerät, insbesondere an ein Sicherheitsschaltgerät
WO2010063728A1 (fr) * 2008-12-03 2010-06-10 Tyco Electronics Amp Gmbh Pince à ressort actionnable sans outil comportant une pluralité de bras de serrage pour une pluralité de conducteurs électriques
DE10237701B4 (de) * 2002-08-16 2010-09-16 Wago Verwaltungsgesellschaft Mbh Verbindungsklemme für ein-, mehrdrähtige, insbesondere feindrähtige, elektrische Leiter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0052767A1 (fr) * 1980-11-24 1982-06-02 Siemens Aktiengesellschaft Terminal sans vis
WO1987001244A1 (fr) * 1985-08-20 1987-02-26 Chugai Denshi Sangyo Kabushiki Kaisha Connecteur
JPH06215810A (ja) * 1993-01-20 1994-08-05 Fuji Denki Kogyo Kk 電線接続用端子台

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0052767A1 (fr) * 1980-11-24 1982-06-02 Siemens Aktiengesellschaft Terminal sans vis
WO1987001244A1 (fr) * 1985-08-20 1987-02-26 Chugai Denshi Sangyo Kabushiki Kaisha Connecteur
JPH06215810A (ja) * 1993-01-20 1994-08-05 Fuji Denki Kogyo Kk 電線接続用端子台

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 018, no. 573 (E - 1624) 2 November 1994 (1994-11-02) *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10237701B4 (de) * 2002-08-16 2010-09-16 Wago Verwaltungsgesellschaft Mbh Verbindungsklemme für ein-, mehrdrähtige, insbesondere feindrähtige, elektrische Leiter
DE10244480A1 (de) * 2002-09-19 2004-04-08 Pilz Gmbh & Co. Klemmenblock zum Anschließen von elektrischen Leitern an ein elektrisches Gerät, insbesondere an ein Sicherheitsschaltgerät
DE10244480B4 (de) * 2002-09-19 2010-09-09 Pilz Gmbh & Co. Kg Klemmenblock zum Anschließen von elektrischen Leitern an ein elektrisches Gerät und Sicherheitsschaltgerät
WO2010063728A1 (fr) * 2008-12-03 2010-06-10 Tyco Electronics Amp Gmbh Pince à ressort actionnable sans outil comportant une pluralité de bras de serrage pour une pluralité de conducteurs électriques

Also Published As

Publication number Publication date
PT1240688E (pt) 2003-11-28
EP1240688A1 (fr) 2002-09-18
EP1240688B1 (fr) 2003-07-09
DE50002878D1 (de) 2003-08-14
ATE244942T1 (de) 2003-07-15
ES2203550T3 (es) 2004-04-16

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