EP1760839B1 - Dispostif de connection électrique pour courants forts - Google Patents

Dispostif de connection électrique pour courants forts Download PDF

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Publication number
EP1760839B1
EP1760839B1 EP06017422A EP06017422A EP1760839B1 EP 1760839 B1 EP1760839 B1 EP 1760839B1 EP 06017422 A EP06017422 A EP 06017422A EP 06017422 A EP06017422 A EP 06017422A EP 1760839 B1 EP1760839 B1 EP 1760839B1
Authority
EP
European Patent Office
Prior art keywords
coupling part
connecting device
ring
plug
plug part
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.)
Not-in-force
Application number
EP06017422A
Other languages
German (de)
English (en)
Other versions
EP1760839A2 (fr
EP1760839A3 (fr
Inventor
Helmut Wollnitzke
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE200510041206 external-priority patent/DE102005041206B3/de
Priority claimed from DE200610002657 external-priority patent/DE102006002657B3/de
Application filed by Individual filed Critical Individual
Publication of EP1760839A2 publication Critical patent/EP1760839A2/fr
Publication of EP1760839A3 publication Critical patent/EP1760839A3/fr
Application granted granted Critical
Publication of EP1760839B1 publication Critical patent/EP1760839B1/fr
Not-in-force 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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/622—Screw-ring or screw-casing
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/53—Bases or cases for heavy duty; Bases or cases for high voltage with means for preventing corona or arcing
    • 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
    • H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
    • H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
    • 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
    • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
    • H01R13/74—Means for mounting coupling parts in openings of a panel

Definitions

  • the invention relates to an electrical connection device according to the preamble of claim 1 for high currents, with a plug part made of metal and a coupling part made of metal.
  • Such electrical connecting devices for high currents are used, for example, in welding equipment.
  • currents of ⁇ 12 kA occur during ignition.
  • the contact resistance between the plug part and the coupling part is so great that strong heating or overheating of the electrical connection devices are often unavoidable.
  • temperatures between 250 ° C and 400 ° C in such known electrical connecting devices for high currents, in particular welding currents can not be avoided.
  • These high temperatures lead in extreme cases to a melting, smearing or destruction of an electrical insulating housing of the male and / or the coupling part of the connecting device.
  • these insulating housings often form a sleeve-like cable kink protection element, from which, however, the associated connecting cable usually sticks away after some time, undesirable.
  • an electrical connection device of the type mentioned is from the US Pat. No. 1,675,991 known.
  • the plug part is designed as a frusto-conical sleeve with a conical cavity and a conical external thread.
  • the conical cavity is adapted to the conical shape of a battery connecting pin.
  • the cone angle of the conical external thread is slightly larger than the cone angle of the central cavity of the plug part.
  • the plug part is slotted designed to realize a certain flexibility.
  • the coupling part of this connecting device is designed as a screw nut with a conical internal thread.
  • nipple connection with a cylindrical or with a conical nipple for coal and graphite electrodes for electric steel ovens.
  • the nipple is formed with a drillgegewinde, wherein the Nippelteil a centering pin is provided.
  • the centering pin is made of a metal that melts at the operating temperature of the nipple connection.
  • the centering nipple is therefore made of a material that is different from the material of the nipple.
  • connection means with a sleeve member having an externally threaded portion formed with diametrically opposed flats.
  • the US 1 784 259 describes a battery terminal connection device with a first and a second sleeve member.
  • the first sleeve element is designed as a conically tapered sleeve with an external thread section for a form-fitting screw nut.
  • the second sleeve member is formed with two axially facing away from each other, conically tapered male threaded portions for a shape adapted thereto screw nut.
  • the first and second sleeve members are each formed with slots to achieve a desired compliance.
  • an electrode system with a molybdenum rod is known, which is arranged in an electrically conductive sleeve.
  • the sleeve is made of graphite.
  • the molybdenum rod and sleeve can be used on the common bottom end connected.
  • This compound can be realized by a screwed with the molybdenum rod plug with a conically tapered male threaded portion and a correspondingly shaped, tapered female threaded portion at the lower end of the sleeve.
  • the US 3,798,586 describes an electrical connection device with a male and a coupling part, according to the preamble of claim 1, wherein the plug part has a conically tapered portion with an externally threaded portion and the coupling part has a correspondingly shaped conical cavity with an internally threaded portion.
  • the conically tapered portion of the male part is formed with slots to achieve desired suspension characteristics.
  • the invention has for its object to provide an electrical connection device of the type mentioned, which has a small contact resistance in the assembled state of the connector part and the coupling part, so that its temperature increase at a correspondingly high current is relatively low, and quasi the increase in temperature of a corresponding massive Body corresponds.
  • the connecting device according to the invention the external thread of the plug part and the internal thread of the coupling part in the screwed connection state are firmly connected to each other by self-locking, so that an unwanted release of plug and coupling part in Connection state of the electrical connection device from which a corresponding contact resistance or sparkover could result, which would lead to an undesirable increase in temperature, is reliably prevented.
  • the connecting device according to the invention has an optimum mechanical strength.
  • the plug part on the front side a centering pin and the conical cavity of the coupling part on the inside a centering hole for receiving the centering.
  • the centering pin of the plug part and with the conical cavity of the coupling part axially aligned, central centering hole are adapted to each other, for example, with a sliding fit.
  • the centering pin has two mutually parallel flats, which have a defined distance from each other. This defined distance can correspond to a specific wrench size to hold the centering pin and thus the plug part with the help of a claw key and secure against rotation can. With the flattening of the centering pin or the like in a vise. be firmly clamped.
  • the rear side of a polygon collar connects to the cone portion of the plug part and / or if the coupling part is formed at its front end with a polygonal collar.
  • the polygonal collar of the plug part and / or the polygonal collar of the coupling part have a regular hexagonal key surface.
  • the plug part and / or the coupling part preferably has a connection section at the rear, for example for a connection cable or for a connection fitting.
  • the respective connection section can serve for connection of a power cable or for connection to a power connection fitting.
  • connection portion of the plug part and / or the coupling part is preferably a sleeve-like Jardinknickschutzelement secured against rotation and against axial movement plugged or plugged.
  • the respective sleeve-like Jardinknickstoffelement is designed such that a connected to the plug part or the coupling part power cable from the associated Jardinknickstoffelement in the axial direction - and not kinkickt as in known embodiments behind the Lucasknickstoffelement i. as it stands away in the radial direction.
  • the connecting portion of the plug part and / or the coupling part may have a polygonal lateral surface which is spaced from the polygonal collar of the plug part or the coupling part by a circumferential groove, and the associated Jardinknickschutzelement may be formed on the inside with a latched into the gutter or latched circumferential rib.
  • the Polygon lateral surface of the connecting portion of the plug part and / or the coupling part has at least one longitudinal groove and the associated Jardinknicktikelement inside a matched to the longitudinal groove longitudinal rib. It may be expedient if the polygonal lateral surface of the connecting portion of the male and / or the coupling part on two polygonal surfaces each with a longitudinal groove and if the Jardinknicktikelement is formed inside accordingly with two longitudinal ribs.
  • the centering hole may be formed in the coupling part as a central through hole.
  • the connecting portion of the plug part and / or the coupling part may be formed on the rear side with a central hole and with at least one transverse oriented fine thread bore for a grub screw.
  • the said central hole may for example also be formed as a blind hole.
  • the connecting portion of the plug part and / or the coupling part is formed with a central fine thread hole for screwing a connecting element.
  • the central fine thread bore may be formed as a blind hole or a through-hole fine-threaded hole.
  • the connecting portion of the coupling part has an externally threaded portion for a nut, by means of which on the connecting portion of the coupling part an insulating member can be fixed or fixed.
  • This insulating member may be made of a suitable plastic material of a particular color. For example, this color is red, blue, yellow, green or black. Of course, the insulating can also be colored differently.
  • the insulating member may comprise a sleeve-shaped gripping part and a ring part.
  • the gripping part and the ring part can rotate against each other be connectable.
  • the nut is preferably not directly on the ring part closely, but it is expedient to provide a locking ring between the ring member of the insulating member and the nut, which is preferably designed as a flat nut.
  • the coupling part can have good splash protection, good protection against atmospheric moisture and good high-voltage resistance, when the coupling part can be fixed to a sheet metal part of a machine housing, wherein the sheet metal part between the back of the annular Isolierflansches and the front of the insulating ring is clamped and the sheet metal part of Coupling part is spaced by a creepage and air gap extension, and that at a cylinder portion of the coupling part between the polygonal collar and the male thread portion, a first O-ring and at the back of the Isolierflansches a second O-ring is provided.
  • This coupling part according to the invention is easily and reliably fastened to said sheet metal part of a machine housing, in which the coupling part is fastened by means of the annular Isolierflansches and the insulating ring on the sheet metal part, wherein the first and the second O-ring optimum splash protection and optimum protection against humidity form, whereby a good high voltage resistance is achieved.
  • Such a design has the advantage that power interruptions, as previously spray water or moisture Conditional, unwanted creepage currents or flashovers can occur reliably avoided. According to the invention, therefore, a good welding operation, which is not affected by any unwanted interruptions, is possible.
  • the cylinder region of the coupling part is formed with a circumferential first recess in which the first O-ring is arranged, and if the back of the annular insulating flange is formed with a circumferential second recess in which the second O-ring is arranged. It is preferred in this case if the circumferential second recess is formed in the vicinity of the outer edge of the insulating flange.
  • annular circumferential rib of the creepage and air gap extension is formed with a beveled annular end face, and if in the associated annular circumferential recess between the tapered annular end face and the annular base surface of this recess, a third O-ring is provided.
  • the third O-ring results in an advantageous adaptation to sheet metal parts with different wall thicknesses.
  • the third O-ring results in a further improvement in the high-voltage strength of the coupling part according to the invention in relation to the sheet metal part of the machine housing to which the coupling part according to the invention of the electrical connection device according to the invention is attached.
  • the plug part 10 has on the front a centering pin 24 and the conical cavity 20 of the coupling part 12 has on the inside a centering hole 26 for play-free recording of the centering pin 24 of the plug part 10.
  • the centering pin 24 is provided with two mutually parallel flats 28th formed, which have a distance corresponding to a certain wrench size of a claw key from each other.
  • To the cone portion 16 of the plug part 10 includes a polygonal collar 30 at the rear, and the coupling part 12 is formed at its front end 32 with a polygonal collar 34.
  • the polygon collar 30 of the plug part 10 and the polygon collar 34 of the coupling part 12 are formed with a regular hexagonal key surface 36.
  • the plug part 10 has a connecting portion 38 on the rear side and the coupling part 12 has a connecting portion 40 on the rear side.
  • the connection portion 38 of the plug member 10 is formed with a polygon lateral surface 42 which is spaced from the polygon collar 30 by a circumferential groove 44.
  • the polygon lateral surface 42 is formed with two longitudinal grooves 46, of which in Fig.1 only one longitudinal channel 46 is visible.
  • the longitudinal grooves 46 extend from the rear end 48 of the connecting portion 38 into the circumferential groove 44th
  • the connecting portion 38 of the plug part 10 is formed with two axially spaced fine thread bores 50 are screwed into the grub screws 52, for example, to connect a connecting cable to the plug part 10.
  • the connecting portion 40 of the coupling part 12 is formed on the polygonal collar 34 at the back then with an externally threaded portion 54 and at this rear side with a cylindrical portion 56 of reduced diameter. From the cylinder portion 56 are two elevations 58 radially away, but do not extend beyond the outer diameter of the threaded portion 54. The elevations 58 are formed with fine thread holes in the grub screws 52nd are screwed to connect with the coupling part 12, a connecting cable.
  • Fig.2 illustrates half-length longitudinally sectioned a design of the electrical connection means 14 in the tightly, tight and solidly connected state of the plug part 10 and the coupling part 12. From this figure is also clearly seen that the plug part 10 with a central hole 60 and the coupling part 12 with a central Hole 62 is formed for receiving in each case an associated end portion of a connecting cable.
  • the central hole 60 is formed in the plug part 10 as a blind hole.
  • the central hole 62 of the coupling part 12 connects to the centering hole 26, which is provided for play-free recording of the centering pin 24.
  • the plug part 10 is the same as that in FIG Fig.1 shown plug part 10.
  • the coupling part 12 of the connecting device 14 according to Fig.2 differs from the coupling part 12 according to Fig.1 in that a polygonal lateral surface 64 adjoins the front polygonal collar 34 on the reverse side, wherein a peripheral channel 66 is formed between the polygonal lateral surface 64 and the polygonal collar 34.
  • the Polygonmantel requirements 64 is also - as the Polygonmantel components 42 of the connecting portion 38 of the male part 10 is formed with longitudinal grooves, of which in Fig.2 however, none is visible.
  • the connecting portion 40 of the coupling part 12 is formed with a fine thread bore 68 into which a grub screw 52 is screwed.
  • the grub screw 52 is used for mechanically fixed electrical contacting a connecting cable, not shown, or the like., Which is inserted with its corresponding end portion in the central hole 62 of the coupling part 12.
  • the grub screws 52 in the connection section 38 of the plug part 10 serve for mechanically fixed electrical contact of an end portion of a plugged into the central hole 60 of the male part 10, also not shown, connecting cable or the like.
  • Figure 3 illustrates a design of the electrical connection device 14, wherein the plug part 10 is the same, as the plug part 10 according to the FIGS. 1 and 2 , and the coupling part 12 is formed at its front end 32 with a polygonal collar 34 and on this back subsequently with an externally threaded portion 54 on which a flat screw nut 70 is screwed.
  • Figure 4 shows half-length longitudinally cut in perspective an embodiment of the coupling part 12, similar to that in Fig.1 shown coupling part 12, wherein on the external thread portion 54, a flat screw nut 70 is screwed. Otherwise, the design of the coupling part 12 corresponds to Figure 4 the formation of the coupling part 12 according to Fig.1 , so it is unnecessary in conjunction with Figure 4 to describe all the details again in detail.
  • the Figure 4 also illustrates the central centering hole 26 for receiving the centering pin 24 of the male part 10 of the electrical connection means 14 and the central hole 62 in the connection portion 40 of the coupling part 12.
  • the centering hole 26 for the centering pin 24 and the central, rear open hole 62 in the connection portion 40 are respectively designed as blind holes to realize a correspondingly massive coupling part 12.
  • Figure 5 shows half-length longitudinally sectioned perspective design of the electrical connection means 14, wherein the plug part 10 is formed as it in the FIGS. 1 . 2 and 3 is shown, and wherein the coupling part 12 is formed as in the FIGS. 1 and 4 drawn coupling part 12, wherein in Figure 5 the nut 70 is not shown, which is screwed or screwed onto the male threaded portion 54.
  • Figure 6 illustrates half-length longitudinally sectioned perspective formation of the electrical connection means 14 with the plug part 10 and the coupling part 12.
  • the plug part 10 is formed as it in the FIGS. 1 . 2 . 3 and 5 is shown, and the coupling part 12 is formed as shown in the FIGS. 1 . 3 . 4 and 5 is shown.
  • a sleeve-like Jardinknicktikelement 72 is secured against rotation and secured against axial movement.
  • the cable kink protection element 72 is formed on the inside with a circumferential rib 74 which can be latched or latched into the circumferential groove 44 of the plug part 10.
  • the protection against rotation of the Jardinknickschutziatas 72 in relation to the connector part 10 is realized by longitudinal ribs which are formed in the cable kink protection element 72 and which are in the corresponding longitudinal grooves 46 of the male part 10 in a form-fitting manner.
  • the coupling part 12 of the electrical connection device 14 has an insulating member 76, which is formed by a sleeve-shaped gripping member 78 and a ring member 80.
  • the sleeve-shaped gripping part 78 is on the inside with a step 82 and the coupling part 12 is formed with a corresponding step 84.
  • the insulating member 76 is fixed axially immovable by means of the flat screw nut 70 on the coupling part 12.
  • the coupling part 12 differs from the coupling parts 12 according to the FIGS. 1 to 5 in that it is simply cylindrical at its front end without polygonal collar 34. Also, the plug part 10 is designed without polygon collar 30 simply cylindrical.
  • Figure 7 shows the electrical connection device 14 according to Figure 6 in a perspective external view, so that it is unnecessary in conjunction with Figure 7 to describe all the details again in detail.
  • Figure 8 shows in a diagram representation of the functional relationship between the temperature T and the time t, ie the heating or heating of various electrical connection devices in comparison with an inventive electrical connection means 14.
  • the curve 86 illustrates the temporal increase in temperature of a plug part made of brass with a T-socket ie, a T-coupling part, the curve 88, the temporal temperature rise of a plug part made of brass with a smooth cone section, the curve 90, the temporal temperature rise of a plug part made of aluminum with a smooth cone section, and the curve 92 the temporal temperature profile of an electrical connecting device 14 according to the invention with a plug part 10 and a coupling part 12 made of brass, wherein the connecting means have been charged, for example, each with 3 kA.
  • Figure 9 shows half-side longitudinally cut - enlarged - in a three-dimensional representation of an embodiment of the coupling part 12 of an electrical connection device 14 for high currents, in particular welding currents, and sections twice dash-dotted a sheet metal part 94 of a machine housing, for example, a welding machine.
  • the coupling part 12 consists of a metal, such as aluminum, or of a metal alloy, such as, for example, brass.
  • the coupling part 12 has on the front side a conically tapered internal thread 22. At its front end 32, the coupling part 12 is formed on the outside with a polygonal collar 34.
  • the polygonal collar 34 has, for example, a regular hexagonal key surface 36.
  • At the conically tapered internal thread 22 includes inside a centering hole 26 at.
  • connection portion 40 for example, for a connection cable.
  • connection portion 40 is formed with a blind hole 62.
  • At the front polygonal collar 34 includes a rear side, a cylinder portion 56 of the coupling part 12 at.
  • cylinder portion 56 includes an externally threaded portion 54 for a ring nut, not shown.
  • annular insulating flange 78 and an adjacent thereto insulating ring 80 can be fixed or fixed on the coupling part 12.
  • the annular insulating flange 78 covers the polygonal collar 34 and partially covers the cylindrical region 56 of the coupling part 12.
  • the insulating ring 80 extends with its rear side 96 as far as the externally threaded section 54.
  • the annular insulating flange 78 has a rear side 98 which rests against the front side 102 of the sheet metal part 94 in the state mounted on the sheet metal part 94.
  • the insulating ring 804 has a front side 104 which rests against the rear side 106 of the sheet metal part 94 in the state of the coupling part 12 mounted on the sheet metal part 94.
  • the cylinder region 56 of the coupling part 12 is formed with a circumferential first recess 108, in which a first O-ring 110 is arranged.
  • the rear side 98 of the annular insulating flange 78 is formed in the vicinity of the outer edge 100 with a circumferential second recess 112 in which a second O-ring 114 is disposed.
  • the first and second O-rings 110 and 114 When assembled, the first and second O-rings 110 and 114 provide splash water protection and moisture ingress protection and thus good high voltage strength.
  • the metal coupling part 12 is spaced from the sheet metal part 94 of a machine housing, which also consists of a metal, by a creepage and air gap extension 116 which determines the high-voltage strength between the coupling part 12 and the sheet metal part 94 of the machine housing.
  • the creepage and clearance extension 116 is formed by annular circumferential ribs 118 and 120 which extend rearwardly away from the rear face 98 of the annular insulating flange 78 and by annular recesses 122 and 124 conforming to the ribs 118 and 120, which are shown in FIGS Front 104 of the insulating ring 80 are formed.
  • the ribs 118, 120 and the recesses 122, 124 are formed concentrically with the coupling part 12.
  • annular circumferential rib 118 of the annular insulating flange 78 is formed with a chamfered annular end surface 126.
  • a third O-ring 128 is disposed between the beveled annular end face 126 of the rib 118 and the ring base 130 of the recess 122 is clamped.

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  • Connector Housings Or Holding Contact Members (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Cable Accessories (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Claims (19)

  1. Dispositif de connexion électrique pour courants forts, avec une partie de fiche (10) en métal et une partie de couplage (12) en métal, dans lequel la partie de fiche (10) présente une section conique (16) avec un filet extérieur (18) et la partie de couplage (12) présente une cavité conique (20) avec un filet intérieur (22), dans lequel le filet extérieur (18) de la partie de fiche (10) et le filet intérieur (22) de la partie de couplage (12) sont fermement assemblés l'un à l'autre par autoblocage dans la position d'assemblage vissée, caractérisé en ce que la partie de fiche (10) présente sur son côté avant un tenon de centrage (24) et la cavité conique (20) de la partie de couplage (12) présente du côté intérieur un trou de centrage (26) destiné à recevoir le tenon de centrage (24) et en ce que le tenon de centrage (24) comporte des méplats (28) parallèles entre eux et diamétralement opposés, qui présentent entre eux une distance correspondant à une largeur de clé déterminée.
  2. Dispositif de connexion selon la revendication 1, caractérisé en ce qu'un bourrelet polygonal (30) se raccorde du côté arrière à la section conique (16) de la partie de fiche (10) et/ou en ce que la partie de couplage (12) est munie d'un bourrelet polygonal (34) à son extrémité avant (32).
  3. Dispositif de connexion selon la revendication 2, caractérisé en ce que le bourrelet polygonal (30) de la partie de fiche (10) et/ou le bourrelet polygonal (34) de la partie de couplage (12) présente(nt) une surface d'application de clé de forme hexagonale régulière.
  4. Dispositif de connexion selon l'une quelconque des revendications 1 à 3, caractérisé en ce que la partie de fiche (10) et/ou la partie de couplage (12) présente(nt) sur le côté arrière une section de raccordement (38, 40).
  5. Dispositif de connexion selon la revendication 4, caractérisé en ce qu'un élément de protection (72) en forme de gaine contre la cassure du câble, fixé contre la rotation et contre un déplacement axial, peut être ou est engagé sur la section de raccordement (38, 40) de la partie de fiche (10) et/ou de la partie de couplage (12).
  6. Dispositif de connexion selon la revendication 5, caractérisé en ce que la section de raccordement (38, 40) de la partie de fiche (10) et/ou de la partie de couplage (12) présente une surface latérale polygonale (42, 64), qui est espacée du bourrelet polygonal (30, 34) par une gorge périphérique (44, 66), et en ce que l'élément correspondant (72) de protection contre la cassure du câble est muni sur le côté intérieur d'une nervure périphérique (74) pouvant être ou étant emboîtée dans la gorge (44, 66).
  7. Dispositif de connexion selon la revendication 6, caractérisé en ce que la surface latérale polygonale (42, 64) de la section de raccordement (38, 40) de la partie de fiche (10) et/ou de la partie de couplage (12) présente au moins une rainure longitudinale (46) et l'élément correspondant (72) de protection contre la cassure du câble présente sur le côté intérieur au moins une nervure longitudinale adaptée à la rainure longitudinale (46).
  8. Dispositif de connexion selon la revendication 4, caractérisé en ce que la section de raccordement (38, 40) de la partie de fiche (10) et/ou de la partie de couplage (12) est réalisée sur le côté arrière avec un trou central (60, 62) et avec au moins un alésage à filet fin (50, 68) orienté transversalement pour une vis sans tête correspondante (52).
  9. Dispositif de connexion selon la revendication 4, caractérisé en ce que la section de raccordement (38, 40) de la partie de fiche (10) et/ou de la partie de couplage (12) est réalisée avec un alésage central à filet fin.
  10. Dispositif de connexion selon la revendication 4, caractérisé en ce que la section de raccordement (38, 40) de la partie de fiche (10) et/ou de la partie de couplage (12) présente une section filetée extérieurement (54) pour un écrou à visser (70), au moyen duquel un organe isolant (76) peut être ou est fixé sur la section de raccordement (38, 40).
  11. Dispositif de connexion selon la revendication 10, caractérisé en ce que l'organe isolant (76) présente une partie de saisie en forme de douille (78) et une partie annulaire (80).
  12. Dispositif de connexion selon la revendication 11, caractérisé en ce que la partie de saisie en forme de douille (78) et la partie annulaire (80) peuvent être ou sont reliées l'une à l'autre de façon solidaire en rotation.
  13. Dispositif de connexion selon la revendication 2, caractérisé en ce qu'une section filetée extérieurement (54) est réalisée entre le bourrelet polygonal antérieur (34) et la section de raccordement postérieure (40) de la partie de couplage (12) pour un écrou annulaire (70), au moyen duquel une bride isolante annulaire (78) et une bague isolante (80) peuvent être fixées sur la partie de couplage (12), dans lequel la bride isolante (78) recouvre le bourrelet polygonal (34) et s'étend avec son côté arrière (98) jusqu'à proximité de la section filetée extérieurement (54) et la bague isolante (80) est tournée vers la bride isolante (78) avec son côté avant (104) et s'étend jusqu'à la section filetée extérieurement (54) avec son côté arrière (96).
  14. Dispositif de connexion selon la revendication 13, caractérisé en ce que la partie de couplage (12) peut être fixée à une partie de tôle (94) d'un bâti de machine, dans lequel la partie de tôle (94) est serrée entre le côté arrière (98) de la bride isolante (78) et le côté avant (104) de la bague isolante (80), dans lequel la partie de tôle (94) est espacée de la partie de couplage (12) par un prolongement (116) de la distance de fuite et de entrefer, et en ce qu'il est prévu, entre le bourrelet polygonal (34) et la section filetée extérieurement (54) un premier joint torique (110) sur une zone cylindrique (56) de la partie de couplage (12) et un deuxième joint torique (114) sur le côté arrière (98) de la bride isolante annulaire (78).
  15. Dispositif de connexion selon la revendication 14, caractérisé en ce que la zone cylindrique (56) de la partie de couplage (12) est réalisée avec un premier évidement périphérique (108), dans lequel le premier joint torique (110) est disposé, et en ce que le côté arrière (98) de la bride isolante annulaire (78) est réalisé avec un second évidement périphérique (112), dans lequel le deuxième joint torique (114) est disposé.
  16. Dispositif de connexion selon la revendication 15, caractérisé en ce que le second évidement périphérique (112) est réalisé à proximité du bord extérieur (126) du côté arrière (98) de la bride isolante annulaire (78).
  17. Dispositif de connexion selon la revendication 14, caractérisé en ce que le prolongement de la distance de fuite et de l'entrefer (116) est formé sur le côté arrière (98) de la bride isolante annulaire (78) et sur le côté avant (104) de la bague isolante (80) par des nervures périphériques annulaires (118, 120) et par des évidements périphériques annulaires (122, 124) de forme adaptée à celles-ci.
  18. Dispositif de connexion selon la revendication 17, caractérisé en ce que le prolongement de la distance de fuite et de l'entrefer (116) est formé en position adjacente à la zone cylindrique (56) de la partie de couplage (12).
  19. Dispositif de connexion selon la revendication 17 ou 18, caractérisé en ce qu'une nervure périphérique annulaire (118) du prolongement de la distance de fuite et de l'entrefer (116) est réalisée avec une surface frontale annulaire inclinée (126), et en ce qu'il est prévu un troisième joint torique (128) dans l'évidement périphérique annulaire correspondant (122) entre la surface frontale annulaire inclinée (126) et la surface de fond annulaire (130) de l'évidement (122).
EP06017422A 2005-08-31 2006-08-22 Dispostif de connection électrique pour courants forts Not-in-force EP1760839B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200510041206 DE102005041206B3 (de) 2005-08-31 2005-08-31 Elektrische Verbindungseinrichtung für hohe Ströme
DE200610002657 DE102006002657B3 (de) 2006-01-19 2006-01-19 Kupplungsteil einer elektrischen Verbindungseinrichtung für hohe Ströme

Publications (3)

Publication Number Publication Date
EP1760839A2 EP1760839A2 (fr) 2007-03-07
EP1760839A3 EP1760839A3 (fr) 2008-05-14
EP1760839B1 true EP1760839B1 (fr) 2010-11-10

Family

ID=37497060

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06017422A Not-in-force EP1760839B1 (fr) 2005-08-31 2006-08-22 Dispostif de connection électrique pour courants forts

Country Status (3)

Country Link
EP (1) EP1760839B1 (fr)
AT (1) ATE488034T1 (fr)
DE (1) DE502006008268D1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967289A (en) * 1959-06-29 1961-01-03 Day Chauncey Castle Connector means
US3798586A (en) * 1972-05-22 1974-03-19 P Huska Union for connecting electrical conductors
US5816835A (en) * 1996-10-21 1998-10-06 Alden Products Company Multi-sleeve high-voltage cable plug with vented seal
US6071145A (en) * 1999-02-01 2000-06-06 Toly; Elde V. Contact housing for electrical connector

Also Published As

Publication number Publication date
EP1760839A2 (fr) 2007-03-07
DE502006008268D1 (de) 2010-12-23
EP1760839A3 (fr) 2008-05-14
ATE488034T1 (de) 2010-11-15

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