WO2006024678A2 - Borne de connexion bidirectionnelle sans vis - Google Patents

Borne de connexion bidirectionnelle sans vis Download PDF

Info

Publication number
WO2006024678A2
WO2006024678A2 PCT/ES2005/000425 ES2005000425W WO2006024678A2 WO 2006024678 A2 WO2006024678 A2 WO 2006024678A2 ES 2005000425 W ES2005000425 W ES 2005000425W WO 2006024678 A2 WO2006024678 A2 WO 2006024678A2
Authority
WO
WIPO (PCT)
Prior art keywords
retaining
piece
elastic
section
connection
Prior art date
Application number
PCT/ES2005/000425
Other languages
English (en)
Spanish (es)
Other versions
WO2006024678A3 (fr
Inventor
Alfonso MONTAÑES RAMON
Original Assignee
I División Eléctrica S.A.
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 I División Eléctrica S.A. filed Critical I División Eléctrica S.A.
Priority to EP05786230.2A priority Critical patent/EP1865577B1/fr
Priority to ES05786230.2T priority patent/ES2624681T3/es
Publication of WO2006024678A2 publication Critical patent/WO2006024678A2/fr
Publication of WO2006024678A3 publication Critical patent/WO2006024678A3/fr

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
    • H01R4/489—Clamped connections, spring connections utilising a spring, clip, or other resilient member spring force increased by screw, cam, wedge, or other fastening means
    • 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
    • H01R4/48185—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
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
    • H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
    • H01R25/003—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits the coupling part being secured only to wires or cables

Definitions

  • the present invention relates to a bi-directional connection terminal without screws, which is intended to allow connection in correspondence with the top part of the terminal considered as well as in correspondence with the side part thereof, interchangeably, thus adapting to the different shapes that according to the countries they perform the connection of cables.
  • the object of the invention is to satisfy the duality of markets, based on the fact that the screwless connection terminal of the invention is materialized in such a way that it allows the cable to be connected from two different directions or orientations.
  • connection terminals As is known, the fixing of the electrical conductors in the connection terminals, in any of its possible practical applications, is carried out by means of the so-called screw terminals, these consisting of a sheet that performs the functions of electrical contact to which it is incorporated a screw and a nut, washer or equivalent element, which acts as a cable fixing element, allowing the continuity of the transmission of electric current.
  • screw terminals these consisting of a sheet that performs the functions of electrical contact to which it is incorporated a screw and a nut, washer or equivalent element, which acts as a cable fixing element, allowing the continuity of the transmission of electric current.
  • screw terminals consisting of a sheet that performs the functions of electrical contact to which it is incorporated a screw and a nut, washer or equivalent element, which acts as a cable fixing element, allowing the continuity of the transmission of electric current.
  • connection of the cables to these terminals is always carried out in a single direction; that is, regardless of the geometry of the electrical part, the connection of the cables to the terminals is made by introducing them by a single face of the piece, either by the rear face or by one of the side faces of the electrical part itself.
  • connection direction is conditioned by the design of the part by the manufacturer, or by the custom of use of the different countries that prefer a certain direction for the connection of the cable, without other justification that the tradition, not accepting sockets that have the connection of the cable in a different direction to the one usually used in the country.
  • terminals intended to carry out the connection of two cables according to two different directions are known, the German patent DE 3122303 and the Spanish patent ES 2195229 being cited, so that in the first case a terminal capable of joining two conductors that can be introduced in the connection terminal by two different directions, although based on having on the same support two spring-type elastic parts, joined by an intermediate connection element that puts them in electrical contact, this arrangement that serves to join two connectors without the need for screws or welds and to connect an external conductor with an electrical device that had said connection terminal.
  • the bidirectional terminal that is recommended, has been conceived to be able to establish in an easy, simple and efficient way the connection of cables in two different directions, with a reduced cost of the whole of the terminal, since its parts are simple, easy to manufacture and of couple each other.
  • the terminal of the invention includes two pieces, one in support functions and another in functions of elastic element, so that in the coupling with each other they allow to carry out the connection of the cables by introduction through openings or windows, being retained by the elastic piece against the support piece, to establish the corresponding electrical continuity.
  • the first novelty feature presented by the connection terminal object of the invention is that the elastic piece is unique and is mounted on the support piece in a single position, so that it allows the connection of a cable in two different directions, that is, either through the upper part of the terminal assembly, or through one of its sides, without variation of any kind of the structure of the terminal, and without having to vary the position of the elastic piece, nor of using supplements to achieve the aforementioned purpose.
  • the terminal in question may be applied in all electrical products that require a connection of electrical cables and, therefore, may be an independent and unitary element, or as part of an element or set of elements, where a part or element be the two-way connection terminal without screws where the cables will be connected electrical, and another part or other elements of assembly is any system that allows the electrical continuity of the assembly when applied to an electrical station.
  • the bi-directional connection terminal without screws may be applied in single or multiple electrical connection terminals, in connection and branch strips, in multiple connection bars for phases, neutrals or electrical earths, in connection terminals of the contacts of the sockets, switches, switches and more electrical mechanisms for domestic or similar use, in connection terminals of the contacts of the sockets for industrial uses, in all sockets regardless of their application as domestic and industrial use, in fixed or mobile sockets bases or in fixed or mobile sockets, as well as in removable or non-removable sockets and socket contacts.
  • connection terminal will be determined by the type, section or maximum intensity of the permissible cable in the terminal, there being a priori no limitation in any of the mentioned parameters.
  • the support that forms part of the terminal of the invention is constituted from a sheet of conductive metal duly punched in development and folded to determine different flat or curved faces, forming a cubic body.
  • irregular polyhedral in which an upper face formed by two externally convex arcs and an intermediate concave arc between them is established, to allow the guidance and accommodation on its inner face of a range of conductors of certain section and by the product application standards final.
  • the concave arch or lower face has a central window through which it is possible to introduce a tool for carrying out the disconnection of the conductor.
  • This retaining part has a stepped front face with an upper area tucked in relation to the lower part or zone, such that in combination with parts of the elastic connecting piece it constitutes the retention means of the conductive cables, when they are connected in a certain direction, since the connection in one direction the connection is established between free edges of the elastic piece and the concave parts corresponding to the upper face referred to above.
  • the said retaining piece is present frontally and in correspondence with the lower zone of the two determined in the stepping, with a flat surface and centrally with nails for the interlocking of the elastic piece.
  • the elastic piece is a flexible sheet that is folded successively by first determining two planes joined together by a curved intersection zone, so that the first plane is attached to the front of the flat part of the retaining piece, counting that face or flat section of the elastic piece with a window in which the nails of the retaining piece are located and interlocked, leaving the other flat part of that elastic piece to the outside which after a rounded bending is continued flat but in an upward direction, with windows in which the emerging pins of the frontal plane or intersection zone of the two parts determined at different heights in the retaining piece are positioned.
  • Figure 1. Shows a representation according to an exploded general perspective of the two parts that constitute the bi-directional connection terminal without screws object of the invention, parts corresponding to the so-called retainer and the elastic part.
  • Figure 2. Shows a perspective view of the terminal formed by the coupling of the two pieces of the previous figure.
  • Figure 3. Shows a perspective view of the terminal of the previous figure with the connection of a conductor in one of the directions.
  • Figure 4.- Shows another perspective view like that of the previous figure with the connection of a conductor in another of the directions.
  • the terminal of the invention bidirectional without screws, is constituted by coupling together a retaining part (1) and an elastic and pressure part (2), so that once assembled together when a conductor is connected to the terminal it allows to give electrical continuity to the assembly of which it is part.
  • the retaining piece (1) is formed by a sheet or conductive metal, die cut, which is duly folded to determine an irregular cubic-polyhedral shape of different faces, establishing an upper face formed by two arches (3) convex outwards and an intermediate concave arc (4) as seen in the figures, with the particularity that the intermediate section or arc (4) has a window (5) that is used for the introduction of the tool that allows the driver to disconnect.
  • the front face of said retaining piece (1) is formed in a plane of two heights, that is to say an upper part (6) and a lower part (7), the first one being slightly retracted, that part (6) being open to serve as an input for the conductors for one of the two possible directions of connection of the terminal without screws, specifically that represented in figure 3 where the conductor is referenced with the number (8), being able to observe how the connection of two conductors (8) is possible by guiding them in each of the arcs (3) that form the upper face together with the intermediate arc (4) that determines a separation between them.
  • the difference in height of the front face of the retaining part (1) is joined by a horizontal plane (9), hollow, whose purpose will be the accommodation of the conductors for the connection of the same in the other direction of connection provided for the terminal, and corresponding to that shown in figure 4, in which a conductor (8 ') shown perpendicular to the conductor (8) connected in the terminal of figure 2 is shown.
  • the hollow of the plane (9) referred to It will have the appropriate dimensions for the accommodation of two conductors located in parallel on the front face, that is, as shown in Figure 4, where a single conductor (8 ') has been represented.
  • the frontal plane (10) of the lower part (7) of the retaining piece (1) presents a pair of vertical protrusions in the form of pins (11) that will support the elastic piece (2) and / or support of the conductors housed in the recess (9) referred to, when they are pressed by the elastic piece (2) as will be exposed later.
  • These pins (11) form a discrete angle with the front axle, having a plane of participation that will allow a small change of direction with respect to the vertical.
  • the lateral faces (14) of this retaining piece (1) are flat and have no other mission than to be part of cohesion and closing of the piece itself (1), while the rear face of the piece may be closed by a flat sheet of the same material or another material different from that of the retaining part itself (1), to limit the path of the connection conductor that is connected according to the position of figure 3.
  • the elastic piece (2) that will act as a spring is also a conductive sheet, of a rectangular flat shape and geometrically folded by means of certain folds, a piece that has enough flexibility so that by the action of the connecting conductor or a tool, reach a certain temporary deformation and once this action is completed the elastic part (2) returns to its resting position, creating a situation of the conductor (8-8 ') connected by pressure on the retaining part (1).
  • Such elastic piece (2) has a flat and end section (15) sized in such a way that it rests directly on the front face (10) of the retaining piece (1), said flat section (15) presenting a central window (16). ) of width and height coinciding with the nails (13) of the piece (1), so that both pieces (1) and (2) can be coupled and assembled together.
  • the elastic piece (2) presents an arc (17) which is followed by a new section or flat wall (18), which can be divided longitudinally into two symmetrical halves by means of an intermediate groove (19), so that in those technical product standards the connection may be required or independent disconnection of more than one conductor in the same terminal, they can be acted upon completely independently.
  • the faces or flat sections mentioned (15) and (18) of the elastic piece (2) form a certain angle tangent to the arc (17), continuing the flat section (18), after a bend or arc (20), in a flat and upper section (21) with a certain ascending inclination, establishing in this flat section (21), in each of its two halves if there were, a rectangular window (22) with rounded angles, so that the dimensions of this window or windows will correspond to the surface necessary to introduce through it the connection conductors (8 ') of the sections suitable for the range and allowable intensities for which the electrical product that incorporates this bi-directional terminal without screw is designed.
  • That flat section (21) is continued in another section (23) also flat, which is bent along an arc (24), in ascending direction, to continue in a new upward plane section (25), practically vertically, so that the inclination of this section (25) will be determined by the pressure that it is necessary to make on the connecting conductor (8) and by the type of connection conductors to which this screwless directional terminal is applicable, so as to ensure The efficiency of this pressure said flat and upper section (25) is finished off in a small partition plane (26) that modulates the inclination of the section (25).
  • the intermediate groove (19) divides the sheet corresponding to the elastic piece (2) in two rectangular sections, with parallel faces, except in the area corresponding to the partition plane (26), where the inner faces are not parallel with respect to the previous ones but have a certain angle forming a trapezoid or rectangle.
  • the retaining (1) and elastic (2) pieces must be assembled together, forming an assembly as shown in Figure 2, for which the flat part (10) of the retaining part (1) must be facing and superimposed on the wall or flat section (15) of the elastic piece (2), the nails (13) of the latter coinciding with the window (16), said nails (13) being introduced into the window itself to be thus locked both pieces (1) and (2).
  • the vertical pins Simultaneously, the vertical pins
  • connection of the conductor (8 '), that is to say in the other possible direction of the two-way terminal without screws, is done by prying with a tool on the fold (20) of the elastic piece (2), causing an angular rotation on the center of the fold or arch (17), moving the window (22) towards the inside of the retaining piece (1), until facing it with the recess (9) thereof, so that in that position the conductor (8 'will be introduced ) through the window (22) and the pressure with the tool will cease, allowing the elastic part (2) to recover its original position, causing a clamping of the conductor itself (8 ') between the window (22) of the elastic part (2) and the respective pin (11) of the retaining part (1), all in such a way that the shear effect of the window (22) of the elastic piece (2) prevents the conductor (8 ') from being removed by axial traction thereof, it being necessary to disconnect such conductor to make the or reverse peration.

Landscapes

  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Abstract

L'invention concerne une borne constituée de deux pièces, l'une de retenue (1) et l'autre élastique (2) destinées à permettre la connexion de câbles (8 et 8') dans des sens différents, en se retenant dans n'importe quelle des positions dans lesquelles se monte le câble du côté de la pièce élastique (2) contre des éléments prévus à cet effet dans la pièce de retenue (1), comprenant une partie supérieure de formes concaves (3) vers l'intérieur dans lesquelles sont placées les bords libres des plans d'extrémité (25) de la pièce élastique (2) afin de retenir un câble (8) situé sur une de ces formes concaves (3), comprenant en outre la pièce de retenue (1) dotée de pattes (11) qui se logent dans des fenêtres (22) de la pièce élastique (2) afin de soumettre un câble conducteur (8') placé dans un sens différent par rapport au câble (8), lorsque les deux pièces (1) et (2) se couplent entre elles et se retiennent par le biais des griffes (13) de la pièce (1) qui s'enclenchent dans une fenêtre (16) de la pièce (2).
PCT/ES2005/000425 2004-07-28 2005-07-26 Borne de connexion bidirectionnelle sans vis WO2006024678A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP05786230.2A EP1865577B1 (fr) 2004-07-28 2005-07-26 Borne de connexion bidirectionnelle sans vis
ES05786230.2T ES2624681T3 (es) 2004-07-28 2005-07-26 Terminal de conexión bidireccional sin tornillos

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ESP200401866 2004-07-28
ES200401866A ES2246169B2 (es) 2004-07-28 2004-07-28 Borne de conexion bidireccional sin tornillos.

Publications (2)

Publication Number Publication Date
WO2006024678A2 true WO2006024678A2 (fr) 2006-03-09
WO2006024678A3 WO2006024678A3 (fr) 2008-06-05

Family

ID=35875106

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2005/000425 WO2006024678A2 (fr) 2004-07-28 2005-07-26 Borne de connexion bidirectionnelle sans vis

Country Status (3)

Country Link
EP (1) EP1865577B1 (fr)
ES (2) ES2246169B2 (fr)
WO (1) WO2006024678A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007112899A1 (fr) * 2006-03-28 2007-10-11 Phoenix Contact Gmbh & Co. Kg Borne de connexion pour cartes de circuit imprimé
DE102008060283A1 (de) * 2008-12-03 2010-07-08 Tyco Electronics Amp Gmbh Werkzeuglos betätigbare Federklemme mit mehreren Klemmarmen für mehrere elektrische Leiter
CN109088505A (zh) * 2018-11-07 2018-12-25 珠海格力电器股份有限公司 一种可拆卸更换接线柱的电机接线板及其接线方法

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US8864535B2 (en) * 2012-08-13 2014-10-21 Tyco Electronics Corporation Poke-in contact with multiple contact sections to accept and terminate a respective wire from varied directions
DE102015104268A1 (de) 2015-03-23 2016-09-29 Eaton Electrical Ip Gmbh & Co. Kg Elektrisches Schaltgerät mit elektrischen Klemmanschlüssen
DE202016104374U1 (de) * 2016-08-09 2017-11-13 Wago Verwaltungsgesellschaft Mbh Federkraftklemme zum Anschluss eines elektrischen Leiters
FR3091958B1 (fr) * 2019-01-18 2021-01-22 Legrand France Lame ressort d’une borne de connexion à serrage automatique

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007112899A1 (fr) * 2006-03-28 2007-10-11 Phoenix Contact Gmbh & Co. Kg Borne de connexion pour cartes de circuit imprimé
US7993156B2 (en) 2006-03-28 2011-08-09 Phoenix Contact Gmbh & Co. Kg Connecting terminal for printed circuit boards
CN101416354B (zh) * 2006-03-28 2012-05-23 菲尼克斯电气公司 印刷电路板的接线柱
DE102008060283A1 (de) * 2008-12-03 2010-07-08 Tyco Electronics Amp Gmbh Werkzeuglos betätigbare Federklemme mit mehreren Klemmarmen für mehrere elektrische Leiter
DE102008060283B4 (de) * 2008-12-03 2011-08-25 Tyco Electronics AMP GmbH, 64625 Werkzeuglos betätigbare Anschlussklemmvorrichtung mit mehreren Klemmarmen für mehrere elektrische Leiter
CN109088505A (zh) * 2018-11-07 2018-12-25 珠海格力电器股份有限公司 一种可拆卸更换接线柱的电机接线板及其接线方法

Also Published As

Publication number Publication date
ES2624681T3 (es) 2017-07-17
EP1865577A2 (fr) 2007-12-12
WO2006024678A3 (fr) 2008-06-05
EP1865577B1 (fr) 2017-02-08
EP1865577A4 (fr) 2010-10-20
ES2246169A1 (es) 2006-02-01
ES2246169B2 (es) 2006-08-01

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