EP3284139B1 - Borne à ressort - Google Patents

Borne à ressort Download PDF

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Publication number
EP3284139B1
EP3284139B1 EP16715586.0A EP16715586A EP3284139B1 EP 3284139 B1 EP3284139 B1 EP 3284139B1 EP 16715586 A EP16715586 A EP 16715586A EP 3284139 B1 EP3284139 B1 EP 3284139B1
Authority
EP
European Patent Office
Prior art keywords
leg
sheet metal
clamping
spring
spring terminal
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.)
Active
Application number
EP16715586.0A
Other languages
German (de)
English (en)
Other versions
EP3284139A1 (fr
Inventor
Volker JARMUTH
Heinz Reibke
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.)
Phoenix Contact GmbH and Co KG
Original Assignee
Phoenix Contact GmbH and Co KG
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 Phoenix Contact GmbH and Co KG filed Critical Phoenix Contact GmbH and Co KG
Publication of EP3284139A1 publication Critical patent/EP3284139A1/fr
Application granted granted Critical
Publication of EP3284139B1 publication Critical patent/EP3284139B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01R4/10—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
    • H01R4/18—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 effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
    • 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
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/36—Conductive members located under tip of screw
    • H01R4/363—Conductive members located under tip of screw with intermediate part between tip and conductive member
    • 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
    • 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
    • H01R9/26—Clip-on terminal blocks for side-by-side rail- or strip-mounting
    • 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 spring clip with a connecting spring element for direct clamping of a conductor on a current bar with a clamping wall and with an abutment.
  • an electrical connection terminal with a terminal housing in which a double U-shaped metal part is inserted, which has two mutually opposite fastening sections.
  • a clamping spring with two clamping spring legs and a frame is attached to the fastening sections, while the clamping spring legs are biased against the receiving chamber legs of the metal part, as a result of which the clamping spring is fastened to the metal part.
  • An intermediate web extends between the two clamping spring legs.
  • the EP 2 706 617 A1 shows an electrical connector with two box clamping springs arranged side by side on an L-shaped conductor element, each of which as such has a vertical side wall and a contact limb which bears against the L-shaped conductor strip.
  • connection block which has two connection sections, each having a wire receiving part and a resilient locking part comprise, which are each connected via a wall, which in turn are connected via a connecting part to a terminal for connecting a load.
  • the WO 2012/060727 A1 shows a conductor strip with an opening into which a wire clamping spring with four legs engages.
  • the ends of two legs are designed as claws for engaging behind the opening in the conductor tape, while the other two legs serve to clamp wires against the conductor tape.
  • connection chambers consisting of punched and bent sheet metal, having a partition and being led to a further terminal via an integral current bar.
  • the DE 202 15 294 U1 shows a connector with a metallic head, which has two recesses separated by a partition. A loop clamp spring sits in each recess.
  • a connection device with a clamping and contact cage in which a V-shaped clamping spring with a base leg and two clamping legs is arranged, lugs or webs being formed on the clamping and contact cage, which in their interaction provide a further connection for connecting a busbar element form.
  • the two clamping legs of the clamping spring are separated from each other by a slot and by the base leg connected with each other.
  • the V-shaped clamping spring is clamped in the clamped state in the clamping and contact cage, which has partitions between the clamping legs to form two chambers, one chamber for each contact leg.
  • the V-shaped clamping spring is not intended for connection to a busbar element, rather the approaches or webs mentioned on the clamping and contact cage serve this purpose.
  • a spring-loaded connection terminal in which a leg spring presses a bare conductor end against a metal collar of a shaft-like opening, the so-called material passage, which has been produced in a conductor rail or in a conductor strip by punching. Clamping two conductors in one opening is not intended.
  • the DE 10 2011 115 637 A1 discloses an electrical connection terminal with two clamping springs, which are received on an insulating carrier, which has a partition between the two clamping springs and is inserted in the terminal housing, which comprises a mounting opening for this purpose.
  • the carrier has three projections for clamping and holding one of the two clamping springs.
  • the terminal housing has a slot through which the current bar emerges, to which the connection terminal is connected.
  • the invention has for its object to provide a spring clip for a multiple connection point in a current bar with a clamping wall and with an abutment.
  • the invention has for its object to provide a spring clip for a multiple connection point for use in a current bar, which for this purpose has a clamping wall and an abutment, the connecting spring element for the direct clamping of a conductor to the current bar.
  • Another aspect of the task is to provide a spring clip for a multiple connection point in a current bar, which has a small pitch and size and is inexpensive to manufacture.
  • the spring clip should be used in particular for the so-called direct push-in technology.
  • a spring clip is provided with a connecting spring element, which is formed in one piece with at least two loop clamping springs and at least one intermediate wall leg obtained by bending, which separates adjacent loop clamping springs from one another and serves to form compartments, each in a Head can be introduced. Furthermore, each loop clamping spring each has a contact leg, which presses an inserted bare conductor end against the clamping wall of the current bar and contacts it.
  • at least one partition is in the form of Partition wall leg already integrated on the connecting spring element in order to form at least two compartments for spatially separate clamping of at least two conductors. The partition wall formed by the partition leg is thus formed in one piece with the connecting spring element.
  • connection spring element comprises at least one stamped and bent sheet metal part with at least three sections, of which the first and the second section are punched out as sheet metal strips of the same type and are separated from one another by a longitudinal slot which defines a slot plane perpendicular to the sheet plane, while the third Section is punched out as an angle plate with a bending leg and an intermediate wall leg.
  • the first and the second sheet metal strips are each designed as the loop clamping spring with the contact leg and one base leg each, which are connected to one another via a bending region.
  • the bending leg of the angle plate is bent so that the partition wall leg comes to lie in the plane of the slot, that is, extends perpendicular to the first and second sheet metal strips.
  • the intermediate wall leg forms a partition wall which is integrally stamped and bent out of spring sheet metal with the connecting spring element.
  • the third section of the sheet metal part serves to form the intermediate wall which extends through the longitudinal slot, i.e. is pulled over the local surface of the loop clamping springs in order to separate adjacent loop clamping springs from one another and thereby to present separate compartments for conductors to be connected, in particular jumper cables.
  • the sheet metal strips each forming a loop clamping spring extend with parallel edges to one another and are connected to one another on the base legs via a bridge sheet metal part.
  • the longitudinal slot, which separates the contact legs from one another, has been expanded at one point so that the contact legs can be addressed as tailored. This improves the manufacturability and is also advantageous with regard to the flexibility / tension distribution of the spring clip.
  • the bending leg is separated from the bridge sheet metal part by a curved transverse slot and is connected to the Bridge plate part connected.
  • the connecting spring element is a one-piece sheet metal part in which the bending leg of the third section is bent by 90 °, so that the intermediate wall leg extends perpendicular to the main part of the sheet metal part in alignment with the longitudinal slot which separates the sheet metal strip sections of the sheet metal part from one another. After a loop clamping spring has been bent from each of the sheet metal strip sections, the intermediate wall leg can extend into the longitudinal slot between the two loop clamping springs.
  • connection spring element forms the spring terminal according to the invention.
  • the current bar can take the form of a busbar as well as the shape of a conductor strip.
  • the side legs of the conductor rail can be used as a clamping wall and as an abutment.
  • the connecting spring element is inserted into the shaft-like opening, in particular with abutment against the clamping wall and against the abutment, so that it is divided into two compartments or chambers by an intermediate wall leg of the connecting spring element is divided, which facilitate the insertion of one conductor into the spring terminal.
  • several, ie two or possibly even more than two bare conductor ends can be clamped and contacted in the same, ie in a single passage of material, and each of the conductor ends is nevertheless covered by its own assigned loop clamping spring is guided and held in its own assigned and limited compartment in the common material passage.
  • the current bar is designed as a busbar in the form of a U-rail or L-rail, a clamping wall, an abutment and an intermediate space can be defined, and the connecting spring element is inserted into the intermediate space in such a way that the contact legs of the connecting spring element on the clamping wall of the current bar Apply to form a clamping slot between the clamping wall and the contact leg end after depressing the contact leg.
  • the bare ends of the conductors to be connected can accordingly be clamped directly against the busbar by means of the connecting spring element in order to establish the current contact between the busbar and the conductors.
  • the abutment is preferably attached as a stop projection on the side of the current rail opposite the clamping wall.
  • This stop projection rests on a web of the connecting spring element, which remains unchanged after the bending leg is bent during the manufacture of the connecting spring element and is a counter abutment of the stop projection of the L-rail.
  • a pin extension can be provided on the intermediate wall leg, which engages in a groove of the current bar.
  • the spring clip can be supplemented by a cuboid chamber housing, preferably made of electrically insulating plastic.
  • a cuboid chamber housing preferably made of electrically insulating plastic.
  • Such chamber housings are useful for convenient operation of the respective spring clamps by providing guide paths for depressing tools (screwdrivers or the like) and guide paths for the conductors to be connected, in particular jumper cables.
  • the chamber housing provides an assembly opening through which the metallic parts of the spring clip can be mounted in such a way that without the aid of an electrically insulating insert part with a partition, each compartment is available for receiving one conductor each to be clamped.
  • the sheet metal part comprises three sections, of which the first and second sections are designed as sheet metal strips 1, 2 of the same type and the third section as an angular sheet 3.
  • a longitudinal slot 10 extends between the two sheet metal strips.
  • the angle sheet 3 is separated from the two sheet metal strips 1, 2 by a curved transverse slot 30 and comprises a bending leg 31 and an intermediate wall leg 32 which are separated from one another by a bulge 33 in the transverse slot.
  • the longitudinal slot 10 between the sheet metal strips 1, 2 also has an extension 14 in order to increase the resilience of the sheet metal strips 1, 2 between a contact leg 11 and a bending region 13.
  • the lateral edges of the metal strips 1, 2 are aligned parallel to one another.
  • the sheet metal strips 1, 2 are connected to one another via a bridge sheet metal part 15, to which the curved transverse slot 30 adjoins.
  • the angle plate 3 is connected to the bridge plate part 15 via a web 16 and also has a pin extension 35, which for engagement in a groove 45 of a busbar 4 ( Fig. 4a ) serves.
  • the two sheet metal strips 1, 2 are each bent into a loop clamping spring 21, 22, each of which has a contact leg 11, a base leg 12 and a bending area 13.
  • the second and third bending steps have been carried out, the bending leg 31 first being bent by 90 °, so that the intermediate wall leg 32 comes to lie in the plane of the longitudinal slot 10 and the intermediate wall leg 32 then extends perpendicular to the sheet metal strips 1, 2. Then the metal strips 1, 2 are bent further downward until the intermediate wall leg 32 extends upward through the slot 10.
  • the bulge 33 enables bending with a narrow radius with some backward curvature in order to place the intermediate wall leg 32 perpendicular to the planes which the base leg, the contact leg and other parts of the sheet metal strips 1 and 2 occupy.
  • a wall recess 34 is formed as best Fig. 3a evident.
  • the 4a, 4b and 5a, 5b, 5c show a spring clip on a current bar in the form of a busbar 4, which can take the form of a U-rail or an L-rail and have two side legs and a base leg and which form a clamping wall 41, an abutment wall serving as an abutment 42 and a base wall 43 and define an intermediate space 40. If an L-rail is used, the abutment 42 is present as a stop projection which is bent up from the wall of the base wall.
  • the connecting spring element is inserted into the intermediate space 40 such that the two contact legs 11 of the connecting spring element bear against a projection 411 of the clamping leg 41 of the busbar 4, while the connecting spring element with its bridge plate part 15, the web 16 and remaining parts of the bending leg Support 31 as a counter abutment on the abutment 42.
  • the pin extension 35 engages in the groove 45 in order to stabilize the connecting spring element against rotation.
  • the abutment 42 designed as a stop projection comes on the web 16, i.e. on the remaining parts of the bending leg 31 to the system.
  • the positioning and fixing of the connection spring element on the L-rail is effected in this way and by means of the groove-pin engagement 35/45.
  • the bridge plate part 15, the web 16 and the bending leg 31, if not bent lie against the side legs of the U-rail serving as abutment 42 and clamp the connecting spring element in the intermediate space 40 in a fixed position.
  • the 6a, 6b , 7a and 7b show the spring clip inserted into a cuboid chamber housing 5 made of electrically insulating plastic.
  • the chamber housing 5 comprises an underside, an upper side 51, a Front 52, a rear side 53 and two lateral sides 54, 55.
  • the front 52 has a mounting opening 520 through which the spring clip ( Fig. 5c ) is pushed with the front end of the busbar 4 into the interior 50 of the chamber housing 5, so that the rear end of the busbar looks out of the assembly opening.
  • the rear side wall 53 has a pin 56 and a stop wall 57, which extend parallel to the busbar 4.
  • the two loop clamping springs 21, 22 with their bending areas 13 reach the pin 56 and the stop wall 57 extends through the recess 33.
  • the contact legs 11 can be pivoted between the stop 411 and the stop wall 57 by pressing down, and these pivot regions, separated from the intermediate wall leg 32, form compartments 210, 220 together with first access openings 511.
  • the top 51 of the chamber housing has two first access openings 511 to the front ends of the contact legs 11 of the spring clip and two second access openings 512 to the transition zones of the contact legs 11 with the bending regions 13.
  • the contact legs 11 can be depressed by means of a bare conductor end 81 of a conductor 8, in order to provide a slot to the clamping wall 41 to open the busbar 4 and to insert and clamp the bare conductor end 81 of the conductor 8.
  • the second access openings 512 can be used to detach the respective contact leg 11 from the conductor end 81 in order to be able to pull the conductor 8 out again.
  • Internal actuating slides 58 can be used as tools, which are inserted in the second access openings 512 and which can be pushed with a screwdriver between the transition zones of the contact legs 11 and an internal housing wall.
  • the current bar or conductor strip 6 is designed in "pull-through technology", that is to say it is provided with at least one shaft-like opening 60, which is also referred to as “material pull-through”.
  • the opening 60 has a downwardly drawn metal collar 63, including a clamping wall 61 and an opposite side wall serving as an abutment 62.
  • the connecting spring element is inserted into the shaft-like opening 60, the contact leg 11 abutting the clamping wall 61 and the base leg 12 abutting the abutment 62.
  • the intermediate wall leg 32 divides the shaft-like opening 60 into two compartments 210, 220, so that each conductor 8 ( Fig. 10a , b ) finds its own connection chamber, which are separated from one another by the intermediate wall leg 32.
  • the spring clip is designed in direct plug-in technology (so-called "direct push in”), the bare conductor ends 81, with or without wire end sleeves, can be inserted directly into the connection chamber and there independently from the each associated loop clamp spring 21, 22 are clamped.
  • the intermediate wall leg 32 has an upper free section 32a, which extends within the shaft-like opening 60 or the material passage, and a lower base section 32b, which is connected to the web 16.
  • the base section 32b thus extends the separation of the spatial areas for the conductor ends 81 to below the metal collar 63.
  • a stop edge 32c is preferably also provided, which stops against a lower edge 61a of the collar wall intended for clamping or Clamping wall 61 forms when the connecting spring element is inserted into the material passage, such as Fig. 9a shows.
  • the connecting spring element can be held securely in the material passage.
  • n compartments or connection chambers are to be formed per shaft-like opening, then n parallel sheet metal strips and n-1 intermediate wall legs are formed on the sheet metal part to be punched out. If necessary, more than three bending steps are then carried out in order to produce the connecting spring elements for n compartments.
  • the use of the spring clamp is in accordance with 9a, 9b shown in a chamber housing 7.
  • FIG. 11a is the top part of the chamber housing 7 cut away to represent the engagement of the spring clamp built in pull-through technology in the interior 70 of the chamber housing 7.
  • the basic shape of the chamber housing is cuboid-cuboid with an underside, an upper side 71, a front side 72, a rear side 73 and with lateral sides 74, 75.
  • the front side 72 has a mounting opening 720, the cross section of which is large enough, according to the spring clip Fig. 9a to record.
  • a slot 741 through which the conductor strip 6 can be pushed from the front of the chamber housing 7 when the spring clip is being installed.
  • On the inside of the left lateral wall 75 there is a groove 752 which is aligned with the slot 741 and into which the front end of the conductor strip 6 fits in order to be supported there.
  • a pin extension 76 extends from the inside of the rear wall 72, onto which the inside of the bending region 13 of the two loop clamping springs 21 and 22 fit.
  • a stop wall 77 for both contact legs 11 of the spring clip extends parallel to the pin extension 76.
  • This stop wall 77 limits the pivoting angle of the contact legs 11.
  • One or the other of the contact legs 11 can be depressed by an actuating slide 78 in order to release a clamped conductor 8.
  • the top of the stop wall 77 also forms a guide and a stop for the metal collar 63 on the passage of the conductor strip 6, as well as the bottom of the Stop wall 77 for the bulge 33 on the intermediate wall leg 32.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)
  • Clamps And Clips (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Claims (15)

  1. Borne à ressort, comprenant une barre conductrice (4, 6) et un élément élastique de raccordement destiné au serrage direct d'un conducteur (8) sur la barre conductrice (4, 6),
    dans laquelle l'élément élastique de raccordement est réalisé d'une seule pièce avec au moins deux ressorts de serrage à boucle (21, 22) et au moins une branche formant cloison (32),
    dans laquelle chaque ressort de serrage à boucle (21, 22) présente respectivement une branche de contact (11) destinée à presser une extrémité de conducteur (81) dénudée du conducteur (8) contre la barre conductrice,
    caractérisée en ce que
    la barre conductrice présente une paroi de serrage (41, 61) et une butée (42, 62) située en vis-à-vis de celle-ci,
    en ce que la branche formant cloison (32), en tant que paroi de séparation, sépare l'un de l'autre des ressorts de serrage à boucle (21, 22) adjacents et sert à former des compartiments (210, 220) dans lesquels peut être engagé respectivement un conducteur (8), et
    en ce que la branche de contact (11) du ressort de serrage à boucle (21, 22) respectif presse une extrémité de conducteur (81) dénudée, qui est intercalée, contre la paroi de serrage (41, 61) de la barre conductrice et en établit ainsi le contact.
  2. Borne à ressort selon la revendication 1, dans laquelle l'élément élastique de raccordement comprend :
    au moins une pièce en tôle découpée et pliée, comportant au moins trois parties parmi lesquelles une première et une deuxième parties sont découpées sous forme de bandes de tôle (1, 2) similaires et sont séparées l'une de l'autre par une fente longitudinale (10) qui définit un plan de fente perpendiculaire au plan de la tôle, tandis que la troisième partie est découpée sous forme de tôle pliée (3), avec la branche formant cloison (32) et une branche coudée (31) qui est pliée sous 90° par rapport au plan de la tôle, de sorte que la branche formant cloison (32) se situe dans le plan de la fente longitudinale (10), et
    sachant que la première et la deuxième bande de tôle (1, 2) constituent respectivement le ressort de serrage à boude (21, 22), avec la branche de contact (11) et avec une branche de base (12) qui sont reliées l'une à l'autre par une zone de pliage (13) et sont séparées l'une de l'autre par la branche formant cloison (32) qui s'étend dans le plan de la fente (10) et est réalisée sous forme de paroi de séparation.
  3. Borne à ressort selon la revendication 2, dans laquelle les bandes de tôle (1, 2) s'étendent avec des bords parallèles l'une par rapport à l'autre et sont reliées l'une à l'autre par un élément formant pont en tôle (15) au niveau des branches de base (12).
  4. Borne à ressort selon la revendication 3, dans laquelle la branche coudée (31) de la tôle pliée (3) est séparée de l'élément formant pont en tôle (15) par une fente transversale (30) coudée et est reliée par une traverse (16) à l'élément formant pont en tôle (15).
  5. Borne à ressort selon la revendication 4, dans laquelle la fente transversale (30) est élargie par une partie en creux (33) réalisée dans la branche coudée (31).
  6. Borne à ressort selon l'une des revendications 2 à 5, dans laquelle la branche de contact (11), du fait d'un élargissement de fente (14) à la suite de la zone de pliage (13), présente dans le plan de la tôle une forme qui est plus étroite que dans le reste de sa longueur.
  7. Borne à ressort selon l'une des revendications 2 à 6, dans laquelle la branche coudée (31) de la tôle pliée (3) est reliée à la première et à la deuxième partie de la pièce en tôle par une traverse (16) qui sert de butée antagoniste à la butée (42) de la barre conductrice.
  8. Borne à ressort selon l'une des revendications 1 à 7, dans laquelle la barre conductrice est réalisée sous la forme d'un rail conducteur (4) qui présente l'aile en tant que paroi de serrage (41) et la butée (42), entre lesquelles s'étend un espace (40), et
    dans laquelle l'élément élastique de raccordement est inséré dans l'espace (40) de manière à ce que les branches de contact (11) de l'élément élastique de raccordement soient adjacentes à la paroi de serrage (41) pour former une fente de serrage entre la paroi de serrage (41) et l'extrémité de la branche de contact (11), après avoir appuyé sur la branche de contact (11).
  9. Borne à ressort selon la revendication 8, dans laquelle le rail conducteur (4) est réalisé sous la forme d'un rail en L, et une saillie d'appui du rail en L sert de butée (42).
  10. Borne à ressort selon l'une des revendications 1 à 7,
    dans laquelle la barre conductrice, comprenant une paroi de serrage (61) et une paroi de butée (62), est réalisée comme passage de matériel dans une ouverture (60) en forme de conduit, et
    dans laquelle l'élément élastique de raccordement est inséré dans l'ouverture (60) en forme de conduit, de manière à ce que celle-ci soit divisée par au moins une branche formant cloison (32) de l'élément élastique de raccordement en au moins deux compartiments (210, 220) réalisés en vue du raccordement par serrage respectivement d'un conducteur (8), et comprend à cet effet l'ouverture (60) en forme de conduit avec la paroi de serrage (61) sur laquelle doit être serré le conducteur (8) à raccorder.
  11. Borne à ressort selon l'une des revendications 1 à 10, comprenant en outre un boîtier à chambres (5, 7) doté d'une face supérieure (51, 71), d'une face inférieure, d'une face avant (52, 72), d'une face arrière (53, 73) et de deux faces latérales (54, 55, 74, 75), la face avant (52, 72) présentant une ouverture de montage (520, 720) destinée à l'insertion directe d'une borne à ressort coopérant avec une barre conductrice, et la face arrière (53, 73) comportant un doigt (56, 76) et une paroi d'appui (57, 77) qui s'étendent parallèlement l'un à l'autre à partir de la face arrière, en direction de la face avant, pour recevoir sur le doigt (56, 76) l'élément élastique de raccordement, avec les ressorts de serrage à boucle (21, 22), au nombre d'au moins deux, et la branche formant cloison (32), au nombre d'au moins une, et de limiter l'angle de pivotement de la branche de contact (11) sur la paroi d'appui (77), les compartiments (210, 220) s'étendant de part et d'autre de la branche formant cloison (32), dans la zone de pivotement des branches de contact (11).
  12. Borne à ressort selon la revendication 11, dans laquelle, lorsqu'il s'agit d'une borne à ressort sur un rail conducteur (4), la borne à ressort a été glissée, conjointement avec le rail conducteur (4), à travers l'ouverture de montage (520) à l'intérieur (50) du boîtier à chambres, et le rail conducteur (4) dépasse de l'ouverture de montage (520).
  13. Borne à ressort selon la revendication 11, dans laquelle, lorsqu'il s'agit d'une borne à ressort sur un passage de matériel d'une bande conductrice (6), une face latérale (74) du boîtier à chambres (7) présente une fente (741) et l'autre face latérale (75) présente une rainure intérieure (752), qui sont alignées l'une avec l'autre et reçoivent et soutiennent la bande conductrice (6) qui dépasse de la fente (741).
  14. Borne à ressort selon l'une des revendications 11 à 13, dans laquelle la face supérieure (51, 71) du boîtier à chambres (5, 7) présente des premières ouvertures d'accès (511, 711), destinées à l'insertion et au serrage respectivement d'un conducteur (8), et des deuxièmes ouvertures d'accès (512, 712) destinées au desserrage respectif des conducteurs serrés.
  15. Borne à ressort selon la revendication 14, dans laquelle les deuxièmes ouvertures d'accès (512, 712) présentent des coulisseaux d'actionnement (58, 78) qui peuvent être amenés dans des positions d'ouverture du ressort de serrage à boucle (21, 22) respectif associé.
EP16715586.0A 2015-04-15 2016-04-13 Borne à ressort Active EP3284139B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015105757.3A DE102015105757A1 (de) 2015-04-15 2015-04-15 Federklemme
PCT/EP2016/058073 WO2016166132A1 (fr) 2015-04-15 2016-04-13 Borne à ressort

Publications (2)

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EP3284139A1 EP3284139A1 (fr) 2018-02-21
EP3284139B1 true EP3284139B1 (fr) 2020-07-22

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EP16715586.0A Active EP3284139B1 (fr) 2015-04-15 2016-04-13 Borne à ressort

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EP (1) EP3284139B1 (fr)
CN (1) CN107438920B (fr)
DE (1) DE102015105757A1 (fr)
ES (1) ES2818150T3 (fr)
WO (1) WO2016166132A1 (fr)

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JP2020047464A (ja) * 2018-09-19 2020-03-26 富士電機機器制御株式会社 電気機器の接続構造
DE202018106897U1 (de) * 2018-12-04 2020-03-05 WAGO Verwaltungsgesellschaft mit beschränkter Haftung Federanschlussklemme
DE202018107130U1 (de) 2018-12-13 2020-03-18 Wago Verwaltungsgesellschaft Mbh Leiteranschlussklemme
FR3091958B1 (fr) * 2019-01-18 2021-01-22 Legrand France Lame ressort d’une borne de connexion à serrage automatique
DE202019101330U1 (de) * 2019-03-08 2020-06-09 Wago Verwaltungsgesellschaft Mbh Kontakteinsatz einer Leiteranschlussklemme und Leiteranschlussklemme
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LU502516B1 (de) 2022-07-18 2024-01-18 Phoenix Contact Gmbh & Co Werkzeuglos konfigurierbarer Steckverbinder mit variabler Kabelabgangsrichtung

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Publication number Publication date
WO2016166132A1 (fr) 2016-10-20
ES2818150T3 (es) 2021-04-09
CN107438920A (zh) 2017-12-05
EP3284139A1 (fr) 2018-02-21
CN107438920B (zh) 2019-11-15
DE102015105757A1 (de) 2016-10-20

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