EP3168934A1 - Borne de prise électrique - Google Patents

Borne de prise électrique Download PDF

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Publication number
EP3168934A1
EP3168934A1 EP16197433.2A EP16197433A EP3168934A1 EP 3168934 A1 EP3168934 A1 EP 3168934A1 EP 16197433 A EP16197433 A EP 16197433A EP 3168934 A1 EP3168934 A1 EP 3168934A1
Authority
EP
European Patent Office
Prior art keywords
contact
contact spring
spring assembly
support spring
steckdosenpolkontakt
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Withdrawn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
EP16197433.2A
Other languages
German (de)
English (en)
Inventor
Oliver Mrkajic
Manfred Ewers
Hans Jörg Treude
Werner Lisson
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.)
ABB Schweiz AG
Original Assignee
ABB AG Germany
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 ABB AG Germany filed Critical ABB AG Germany
Publication of EP3168934A1 publication Critical patent/EP3168934A1/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Withdrawn legal-status Critical Current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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
    • H01R13/18—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with the spring member surrounding the socket
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H01R13/11—Resilient sockets
    • H01R13/111—Resilient sockets co-operating with pins having a circular transverse section
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/76—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall

Definitions

  • the invention relates to a Steckdosenpolitch for a socket insert of an electrical flush or surface-mounted installation device, in particular a socket, according to the features of claim 1.
  • the invention can also be used in socket inserts portable outlets, such as power strips.
  • Known electrical installation devices that can be designed as flush, double or multiple flush-mounted sockets or surface-mounted sockets, usually consist of a socket insert, which is constructed from a base element, which is preferably for insertion or placement in an opening in a Building wall is formed.
  • a socket insert also has a releasably attachable to the base element cover and pole terminals or pole contacts, which are provided for connection of phase conductors and neutral of a 230V AC mains.
  • a receptacle pole contact for a socket insert which is composed of a Polklemmenkomponente and a support spring-contact spring assembly.
  • the Polklemmenkomponente is composed of two conductor entries and two opposite contact legs with each end-side contact tulips for insertion and clamping of a pin and covers the electrical function of the power line from the head to the pin from.
  • the support spring contact spring assembly consists of a metal with spring characteristics and covers the mechanical function. About two against the contact legs pressing support spring arms this is the clamping force for the Steckerstattklemmung ensured and a contact spring with at least one Contact spring arm and at least one locking arm, the clamping force for the conductor clamp and the conductor lock is ensured.
  • the invention has for its object to provide an optimized pole contact for a socket insert, which ensures improved mechanical contact forces for the clamping of a connected conductor and the clamping of an inserted connector pin.
  • a Steckdosenpolnem for a socket insert composed of a Polklemmenkomponente and a support spring contact spring assembly.
  • the Polklemmenkomponente is composed of two conductor entries for the introduction of a conductor or cable good and two opposite contact legs for insertion and clamping of a connector pin and allows the electrical function of the power line from the conductor to the connector pin.
  • the support spring contact spring assembly is formed of a metal with spring characteristics and allows the mechanical function. For this purpose, the clamping force for the clamping of the plug pin and a contact spring with at least one contact spring arm and at least one locking arm ensures the clamping force for the conductor clamping and the conductor locking via two contact legs compressively.
  • a strut element which joins together the support spring arms of the strut contact spring assembly of the receptacle terminal by closing the strut element on the open side of the strut contact spring assembly to thereby provide optimum power transfer to the strut spring contact assembly.
  • the bracing element is designed as, preferably U-shaped, sheet metal tab, which is pushed and clamped over the leg webs of the support spring-contact spring assembly or connected thereto.
  • The, preferably designed as a metal plate bracing element can either be designed as a separate component or a on one of the support spring arms of Support spring contact spring assembly be formed part.
  • the strut element is designed for the Steckdosenpolitch as pin, cylinder or wire element and guided through openings provided in the leg webs of Stitzfeder- contact spring assembly.
  • the achievable with the present invention consist in particular in that the mechanical contact forces for the clamping of the connected conductor and the clamping of the inserted connector pins are improved in a socket insert by the use of the bracing element, because the expansion of the legs is limited by the bracing element.
  • the strut element has tabs for limiting the inserted connection wire.
  • the Polklemmenkomponente the Steckdosenpolnapsins is integrally formed and bent from a corresponding punched copper alloy sheet.
  • the Stauerfeder- contact spring assembly of the socket Pol thumbs is also integrally formed and from a suitably punched metal with spring properties, such as a stainless steel sheet, bent.
  • a suitably punched metal with spring properties such as a stainless steel sheet, bent.
  • FIG. 12 is a perspective view of an exemplary pole terminal component 3 and an exemplary spring support contact spring assembly 19 of a receptacle terminal, hereafter referred to as a pole terminal assembly, illustrated in accordance with the prior art from which the invention is based.
  • the pole terminal component 3 has a first contact leg 4 and a second opposing contact leg 5, wherein each of these contact legs 4, 5 is provided at the end with a contact tulip 6, 7. Each of the two contact legs 4, 5 merges into an integrally formed leg web 13.
  • a respective stop 8, 9 is integrally formed on the contact legs 4, 5, wherein these two stops 8, 9 in the rest position, d. H. with plug pin not inserted, press against each other.
  • the contact legs additionally prevent the detachment of the Polklemmenbauè from the associated socket base, especially when pulling out the inserted pin connector.
  • The, preferably, one-piece executed support spring-contact spring assembly 19 has a first Stauerfederarm 20 and a second opposite Stauerfederarm 21, these two support spring arms 20, 21 are connected via a support spring bridge 24 U-shaped.
  • the support spring bridge 24 has at its first not connected to the support spring arms 20, 21 adjacent side by side two molded contact spring arms 25, 26, wherein the contact spring arms 25, 26 apply the required for a conductor clamping against the U-shaped conductor entries clamping force.
  • the support spring bridge 24 has at its second not connected to the support spring arms 20, 21 outer edge (opposite to the first outer edge) side by side two molded locking arms 27, 28, wherein in addition to a locking arm 27, 28 each Entriegelungsarm 29, 30 is arranged.
  • the locking arms 27, 28 press against the end of an inserted conductor and thus cause a locking of the conductor. As soon as a force is exerted on one of the unlocking arms 29, 30, which is effected by a "spring release” or “spring release plate” (not shown), the relevant locking arm 27, 28 releases from the inserted conductor at the end, whereby it can be pulled out and the contacting can be interrupted ,
  • FIG. 12 is a perspective view of the pole terminal assembly 1 assembled from the pole terminal component 3 and the spring-loaded contact spring assembly 19 Fig. 1 shown.
  • leg webs of the Stauerfeder- contact spring assembly 19 are designated.
  • the formed thereon support spring arms 20, 21 of the support spring-contact spring assembly 19 form outer springs and transmit a spring force on the two contact legs 4, 5 of the Polklemmenkomponente 3, so as to exert a defined high holding force on an inserted pin connector.
  • Both the contact spring arms 25, 26 and the locking arms 27, 28 engage in the hollow channel conductor entries 14, 15, thus forming retaining springs for the conductors and accomplishing both the clamping and locking of the inserted conductors.
  • the line clamping can be made einschenklig, ie the structural components 25 and 27 or 26 and 28 from Fig. 1 are summarized so that only one leg fulfills the holding function.
  • Fig. 3 shows an exemplary first embodiment of the invention Steckdosenpolessores 1, which consists of the support spring contact spring assembly 19 and the Polfederkomponente 3 consisting of two conductor entries 14, 15 and two opposite contact legs 4, 5 each with end-side contact tulips 6, 7 for insertion and clamping of a Connector pin is composed.
  • the support spring contact spring assembly 19 is made of a metal having spring characteristics and two support spring arms 20, 21 pressing against the contact legs 4, 5 of the pole component 3, which provide the clamping force for the clamping of the plug pin and a contact spring with two contact spring arms 25, 26 and two locking arms 27, 28 (as in FIG Fig. 2 shown) ensure the clamping force for the conductor clamp and the conductor lock.
  • the sheet metal tab 12 is in Fig. 4 shown.
  • the sheet metal tab 12 is preferably made of metal and is primarily used to close the support spring of the support spring contact spring assembly 19 at its open side, thus providing optimum power transmission of the support spring.
  • the sheet metal tab 12 is provided with molded after mounting on the leg webs 10, 11 of the Stauerfeder-maschinefeder- assembly 19 inner tabs 18, whereby the introduced through the conductor entries 14, 15 of the Polklemmenbauuite 1 wire is limited in an advantageous manner. Furthermore, the outer plates 17 for the clamping of the leg webs 10, 11 are formed.
  • Fig. 5, 6 and 7 show a perspective view of an exemplary second embodiment of the invention Steckdosenpolnemes 1 with a before and after assembly as a pin, cylinder or wire element 22 designed strut element.
  • the X, Y and Z axes of the support spring contact spring assembly 19 are shown by arrows.
  • the X- and Y-axis are perpendicular to the main axis Z of the support spring-contact spring assembly 19.
  • the strut is orthogonal to the main axis Z of the support spring-contact spring assembly 19 is positioned and fixed, whereby the dimensional stability of the support spring-contact spring assembly 19 with plugged and not inserted plug pin is ensured.
  • the pin, cylinder or wire element 22 is configured on at least one end such that means are provided which fix or clamp the pin, cylinder or wire element 22 and thus apply the required force for the compression of the support spring arms 20, 21.
  • the pin, cylinder or wire element 22 is replaced by e.g. Having a conical design, be provided with thread and screw or executed by bending, deformation, embossing, welding the ends of the pin, positioned and secured against falling out.
  • FIG. 8, 9 and 10 show perspective views of further embodiments of the support spring-contact spring assembly 19 of the invention Steckdosenpolessores 1 with one of the support spring arms 20, 21 of the Stitzfeder- contact spring assembly 19 integrally formed strut element 16 which is bent in the assembled state (see Fig. 9 and 10 ). Essentially, the same structural components 10, 11, 20, 21, 25, 26, 28 and 29 can be seen.
  • the bracing element 16 is, preferably designed as a rectangular - and bendable sheet metal tab and forms with one of the support spring arms 20, 21 of the Stützfeder- contact spring assembly 19 a one-piece component (see, in particular Fig. 8 ).
  • the strut element 16 likewise has tabs 18 for limiting the inserted connecting wire.
  • the strut element 16 is provided with an opening 31, by means of which the strut element 16 is inserted or pushed in the mounting of the socket contact 1 with its free end in a tab 32 on the first support spring arm 20 of the spring-contact spring assembly 19 to the strut 16 to secure on the support spring contact spring assembly 19 by means of deformation of the tab 32 and hold the support springs of the support spring contact spring assembly 19 together.
  • the first support spring arm 20 is designed such that the strut element 16 is positively connected after bending it with this.
  • the strut element 16 is tuned with its opening 31 at its free end to the configuration of the first support spring arm 20.
  • the sheet metal tab 16 is orthogonal (along the X-axis) positioned and fixed to the main axis Z of the support spring-contact spring assembly 19, whereby the dimensional stability of the support spring-contact spring assembly 19 is ensured with plugged and not plugged pin.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)
EP16197433.2A 2015-11-11 2016-11-04 Borne de prise électrique Withdrawn EP3168934A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015119388.4A DE102015119388B4 (de) 2015-11-11 2015-11-11 Steckdosenpolkontakt

Publications (1)

Publication Number Publication Date
EP3168934A1 true EP3168934A1 (fr) 2017-05-17

Family

ID=57226924

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16197433.2A Withdrawn EP3168934A1 (fr) 2015-11-11 2016-11-04 Borne de prise électrique

Country Status (3)

Country Link
EP (1) EP3168934A1 (fr)
DE (1) DE102015119388B4 (fr)
RU (1) RU2016144148A (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012006500A1 (de) * 2012-03-29 2013-10-02 Abb Ag Polklemme für einen Steckdoseneinsatz
DE102013005143A1 (de) 2013-03-12 2014-10-02 Abb Ag Steckdosenpolkontakt

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3407991A1 (de) 1984-03-03 1985-09-12 Gebr. Berker GmbH & Co, 5885 Schalksmühle Klemmelement zum schraubenlosen anschluss elektrischer leiter in elektrischen installationsgeraeten, insbesondere steckdosen
DE3615134A1 (de) 1986-05-03 1987-11-05 Bbc Brown Boveri & Cie Kontaktfederkoerper mit schraubenloser leiteranschlussklemme fuer elektrische installationsgeraete, vorzugsweise steckdosen
DE8804924U1 (de) 1988-04-14 1988-06-01 BBC Brown Boveri AG, 6800 Mannheim Elektrische Schutzkontaktsteckdose
DE102009049646A1 (de) 2009-10-15 2011-04-28 Elso Gmbh Kontaktfederkörper für elektrische Installationsgeräte

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012006500A1 (de) * 2012-03-29 2013-10-02 Abb Ag Polklemme für einen Steckdoseneinsatz
DE102013005143A1 (de) 2013-03-12 2014-10-02 Abb Ag Steckdosenpolkontakt

Also Published As

Publication number Publication date
DE102015119388A1 (de) 2017-05-11
RU2016144148A (ru) 2018-05-11
DE102015119388B4 (de) 2023-04-06

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