EP2741375B1 - Dispositif d'étanchéité, connecteur et procédé de fabrication - Google Patents

Dispositif d'étanchéité, connecteur et procédé de fabrication Download PDF

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Publication number
EP2741375B1
EP2741375B1 EP13005315.0A EP13005315A EP2741375B1 EP 2741375 B1 EP2741375 B1 EP 2741375B1 EP 13005315 A EP13005315 A EP 13005315A EP 2741375 B1 EP2741375 B1 EP 2741375B1
Authority
EP
European Patent Office
Prior art keywords
sealing device
cable
seal device
sealing
connector
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
EP13005315.0A
Other languages
German (de)
English (en)
Other versions
EP2741375A1 (fr
Inventor
Sven Braun
Michael Quiter
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.)
Yamaichi Electronics Deutschland GmbH
Original Assignee
Yamaichi Electronics Deutschland GmbH
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 Yamaichi Electronics Deutschland GmbH filed Critical Yamaichi Electronics Deutschland GmbH
Publication of EP2741375A1 publication Critical patent/EP2741375A1/fr
Application granted granted Critical
Publication of EP2741375B1 publication Critical patent/EP2741375B1/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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5205—Sealing means between cable and housing, e.g. grommet
    • 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
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/005—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for making dustproof, splashproof, drip-proof, waterproof, or flameproof connection, coupling, or casing

Definitions

  • the invention relates to a sealing device and a connector with the sealing device.
  • the sealing device is particularly designed to seal the cable moisture-tight with respect to a further element, in particular a further element of a connector, wherein the fluid reservoir is preferably filled with a sealing compound.
  • improved adhesion between the sealing device or the sealing compound and the further element can be achieved by means of the adhesion-promoting element, in particular if the contact surface between the sealing device or the sealing compound and the further element at the same time represents a contact surface between different materials, for example between a plastic and a metal.
  • the sealing device has a cable feed-through opening which extends substantially along the cable feed-through direction D.
  • the Sealing device may be formed substantially rotationally symmetrical about an axis which is oriented parallel to the cable feed-through direction D.
  • the sealing device may, in a first alternative, have a cable feed-through opening which is formed as a through-opening, so that the cable can be pushed along the cable feed-through direction D through the cable feed-through opening.
  • the diameter of the cable or the cable duct opening is expediently chosen such that a frictional engagement between the insulating jacket of the cable and the sealing device occurs, wherein preferably already a fluid-tight connection between the insulating jacket of the cable and the sealing device is formed.
  • the sealing device may be connected in a second alternative fixed to the insulating jacket of the cable, so that the cable is already performed by cable feed opening.
  • the sealing device can also be formed on the cable.
  • the cable is passed through the cable feed opening and at the same time attached to the sealing device or at least partially welded or fused.
  • the sealing device may be formed by injection molding around a cable provided.
  • the insulating jacket of the cable can be partially melted during the formation of the sealing device.
  • the sealing device is formed at least in this alternative of a thermoplastic polymer, in particular of a thermoplastic elastomer. Therefore, the cable is permanently connected to the sealing device and no longer herarent or insertable from the cable duct opening. Rather, after forming the sealing device along the cable feed-through direction D, the cable is already arranged in the cable feed-through opening and connected to the sealing device.
  • the sealing device in both alternatives, at least one fluid supply channel between the cable passage opening and the Have insulation jacket of the cable when the cable is disposed in the cable duct opening.
  • the at least one fluid supply channel can establish a fluidic connection between the fluid reservoir and the exterior, so that the fluid reservoir can be supplied with fluid from outside via the at least one fluid supply channel.
  • the sealing device has a sealing area which is contactable with the complementary sealing area arranged on a housing of the connector, so that the connection between the cable held in the sealing device and the connector housing is fluid-tight.
  • the electrical contacts within the connector can be protected from moisture and thus from short circuits and corrosion.
  • the adhesion-promoting element is stretchable or at least partially displaceable, so that the adhesion-promoting element can be converted from an initial state in which the adhesion-promoting element with a specific outside diameter is arranged on the sealing device into a stretched or displaced state in which the adhesion-promoting element or the sealing device at least partially has a larger outer diameter than in the initial state. It is understood that in particular edge regions of the adhesion-promoting element can have an approximately constant outside diameter during the transition from the initial state to the stretched state, so that the adhesion-promoting element can rest against the lateral surface of the remaining sealing device even in the stretched state, at least with the edge regions.
  • the adhesion-promoting element can be converted from the initial state into the stretched state by the application of a fluid pressure in the fluid reservoir, since the adhesion-promoting element covers at least one opening of the fluid reservoir and therefore the fluid pressure of the fluid reservoir acts on the adhesion-promoting element in the region of the opening.
  • the at least one opening of the sealing device which is a fluidic connection to the Having fluid reservoir, not continuously to the outside of the sealing device or to the atmosphere, since the at least one opening is covered by the adhesion-promoting element of the sealing device.
  • the adhesion-promoting element does not belong to the sealing device, for example separately from it and can be arranged later on the sealing device, can also be spoken by a sealing device with at least one arranged on the sealing device adhesion promoter, wherein the adhesion-promoting element, the openings (in this Case continuous openings to the fluid reservoir are, as long as the adhesion-promoting element is not arranged) of the fluid reservoir of the sealing device covers.
  • the fluid reservoir can be charged with a fluid or acted upon by a fluid pressure via the at least one fluid channel.
  • the fluid in particular a viscous liquid, can flow along the cable feed-through direction D through the at least one fluid channel to the fluid reservoir.
  • the adhesion-promoting element is stretched by the fluid pressure, whereby the diameter of the adhesion-promoting element or the diameter of the sealing device in the region of the adhesion-promoting element is increased.
  • the adhesion-promoting element is formed as a band, which surrounds the sealing device along the circumference of the lateral surface.
  • the adhesion-promoting element can be formed in one piece.
  • the adhesion-promoting element may be formed as a band, which is wrapped around it at least partially, in particular completely, along the circumference of the sealing device.
  • the adhesion-promoting element covers at least one fluid reservoir opening, so that the adhesion-promoting element can be acted upon from the side of the fluid reservoir opening with a contact pressure when the fluid reservoir is filled with a fluid.
  • the adhesion-promoting element can cover the fluid reservoir opening in a fluid-tight manner.
  • the Sealing device may also have two, three, four or more fluid reservoir openings, which are covered by one or more adhesion-promoting element (s).
  • the fluid reservoir openings are preferably formed on the circumference or the lateral surface of the sealing device.
  • the primer element is preferably designed to impart adhesion between a polymer and a metal.
  • the polymer may comprise a thermoplastic polymer or a thermoplastic elastomer.
  • the metal may include, for example, tinplate, an aluminum alloy or a tin alloy.
  • the primer element allows improved adhesion between a liquid applied and subsequently solidified polymer on one side and a metal on the other side.
  • the adhesion-promoting element is designed as a double-sided adhesive tape.
  • the adhesion-promoting element can then be attached by gluing to the lateral surface of the sealing device.
  • the double-sided adhesive tape can adhere by gluing to another element, which is formed in particular from metal.
  • a contact pressure can be applied to the adhesion-promoting element, which presses the adhesion-promoting element against the further element so as to improve the adhesion.
  • the further element to which the adhesion-promoting element is pressed can preferably be the inner wall of a sealing device receptacle of a connector.
  • the sealing area is preferably cone-shaped and tapers along the cable feed-through direction D.
  • the cone-shaped sealing area can be accommodated in a fluid-tight manner by a complementary-shaped complementary sealing area, for example by inserting the sealing device along an insertion direction E into a sealing device receptacle.
  • the sealing region and the complementary sealing region can be connected to one another in a fluid-tight manner by a friction fit.
  • the sealing region and / or the complementary one are preferred Sealing region at least partially deformed by the arrangement of the sealing region of the complementary sealing region, in particular elastically deformed.
  • the sealing region may consist of an elastomer.
  • the complementary sealing region may also consist of an elastomer.
  • the connector has a sealing device receptacle which is designed to receive the sealing device at least in certain areas.
  • the inner wall of the sealing device receptacle may be made of a material which is different from the material of the sealing device.
  • the sealing device at least in the region which faces the inner wall of the sealing device receptacle and optionally contacted therewith, may consist of a polymer or an elastomer in order to effect a sealing of the connector against moisture.
  • the connector can meet the requirements of the IP 67 standard with regard to the moisture density.
  • the inner wall of the sealing device receptacle may be made of a metal, whereby the connector advantageously has an increased stability.
  • the connector may further comprise a cable termination device mounted on an end of the cable passed through the sealing device.
  • the cable termination device may have at least one electrical contact which is contacted with an associated electrical lead of the cable.
  • the cable end device is preferably mechanically connected via the sealing device receptacle and the sealing device received therein to the cable mechanically, so that advantageously acting on the cable tensile forces on this indirect connection to the Jardinendvorraum act, whereas the contact point between the at least one electrical contact and the associated cable of the cable remains substantially free of draft or load.
  • it can be prevented, for example, that the connection between the at least one electrical contact and the associated line, which is made in particular by soldering triggers.
  • the adhesion-promoting element is arranged at least in regions on an inner wall of the sealing device receptacle.
  • the adhesion-promoting element can be positioned such that the adhesion-promoting element faces the inner wall with a predetermined distance.
  • the gap between the adhesion-promoting element and the inner wall of the sealing device receptacle may preferably be between about 0.5 mm and about 3 mm.
  • the adhesion-promoting element is designed to be extensible or displaceable, so that the adhesion-promoting element is stretched or displaced by applying a fluid pressure in the fluid reservoir, in particular non-destructively, such that the inner wall of the sealing device receptacle is mechanically contacted by the adhesion-promoting element.
  • a predetermined contact pressure can be applied by means of the adhesion-promoting element to the inner wall of the sealing device receptacle.
  • the fluid reservoir is filled with a solidified sealant, so that the at least one adhesion-promoting element is at least partially pressed against the inner wall of the sealing device receptacle.
  • the sealing compound preferably consists of a liquid which can be filled into the fluid reservoir and which can solidify within the fluid reservoir, for example by cooling the material.
  • the solidified sealant comprises a thermoplastic elastomer or a thermoplastic polymer.
  • the sealing compound is moisture-proof and allows a moisture-proof closing of the fluid reservoir or the at least one fluid channel.
  • the adhesion-promoting element is designed to adhere better to the inner wall of the sealing device receptacle than the sealing compound which is filled into the fluid reservoir.
  • the sealing compound introduced into the fluid reservoir can emerge at least partially from the openings, which are arranged on the lateral surface of the sealing device and covered by the adhesion-promoting element, when the fluid pressure of the sealing compound in the fluid reservoir exceeds a predetermined value. Therefore, the sealant may also preferably immediately wet the inner wall of the seal receiver receptacle when the sealant is pressed into the fluid reservoir after the seal device has been placed in the seal receptacle receptacle.
  • the sealing compound can be used in particular to fix the sealing device in the sealing device receptacle by gluing or potting.
  • the sealing compound can seal a gap between the sealing device and the sealing device receptacle moisture-tight.
  • the sealant can at least partially wet the adhesion-promoting element and press it against the inner wall of the sealing-device receptacle. Due to the adhesion-promoting effect of the adhesion-promoting element, the indirect adhesion of the sealing compound to the inner wall of the sealing device receptacle in the region of the adhesion-promoting element is stronger than the direct adhesion between the sealing compound and the inner wall of the sealing device receptacle.
  • the adhesion-promoting element is designed to be moisture-tight, so that the sealing compound, together with the adhesion-promoting element, forms a moisture-tight connection with the inner wall of the sealing device receptacle.
  • the provision of the sealing device may comprise passing an end region of the cable through the cable feed-through opening of the sealing device.
  • a cable termination device can be attached to the end region of the cable, wherein at least one electrical contact of the cable termination device is electrically contacted with an associated electrical line of the cable, for example by soldering, crimping, screwing, gluing or the like.
  • the filling of the fluid reservoir can in particular be carried out within an injection mold, wherein the sealant is introduced by injection molding in the fluid reservoir.
  • the sealant is introduced by injection molding in the fluid reservoir.
  • at least one further element of the connector can be formed by injection molding.
  • FIGS. 1 and 2 show various views of a cable 3 and a cable end device 5 attached to one end of the cable 3, wherein at one end region of the cable 3 and spaced from the cable end device 5 a sealing device 7 is arranged on the cable.
  • the in the FIGS. 1 and 2 shown arrangement of the cable 3, the cable end 5 and the sealing device 7 represents a first state within a method for producing a connector 1 (in FIG. 5 shown).
  • a sealing device 7 which has a substantially rotationally symmetrical shape in the embodiment shown.
  • the sealing device 7 comprises a cable feed-through opening 11, which extends substantially along the cable feed-through direction D and is formed as a through-opening.
  • the cable 3 can be pushed along the cable feed-through direction D through the cable feed-through opening 11 until the end of the cable 3 is completely passed through the sealing device 3.
  • the sealing device 7 is then arranged on the cable 3.
  • the Sealing device 7 in the region of the cable passage opening 11 with the insulation jacket 3 a of the cable 3 in frictional or positive engagement be.
  • a predetermined force is necessary to displace the cable 3 further along the cable passing direction D through the cable duct 11.
  • the guided through the sealing device 7 end of the cable 3 can be connected to the cable end device 5, wherein electrical lines 3b of the cable 3 are electrically contacted with associated electrical contacts 5a of the cable end device 5.
  • the sealing device 7 can be formed on the insulating jacket 3a of the cable 3.
  • the sealing device 7 can be formed by injection molding on the provided cable 3, wherein a liquid polymer is placed in a mold in which the cable 3 is already arranged, so that the liquid polymer surrounds the insulating jacket 3a of the cable 3 in the mold and then solidifies, so that the sealing device 7 is formed.
  • an intimate connection between the insulation jacket 3a of the cable 3 and the sealing device 7 can thereby be generated.
  • the sealing device 7 in this case is firmly connected to the cable 3, so that the sealing device 7 is no longer displaceable relative to the cable 3 or detachable from the cable 3.
  • the sealing device 7 according to the second alternative is formed from a thermoplastic polymer, in particular from a thermoplastic elastomer.
  • the cable termination device 5 can be connected to the cable 3 in the second alternative before or after the formation of the sealing device 7.
  • the sealing device 7 has a fluid reservoir 13, which is fluidically connected to the exterior of the sealing device 7 via at least one fluid channel 15, and at least one opening 17, which is covered with an associated adhesion-promoting element 19.
  • the sealing device 7 may have a single opening 17 or a plurality of openings 17.
  • the sealing device 7 may have two, three, four, five, six or more openings 17.
  • the at least one opening 17 may be covered by exactly one adhesion-promoting element 19, or a plurality of adhesion-promoting elements 19 may be provided to cover at least one associated opening 17, respectively.
  • exactly one adhesion-promoting element 19 can cover all openings 17 of the sealing device 7.
  • the adhesion-promoting element 19 may be strip-shaped, so that the adhesion-promoting element 19 may preferably be wound along the circumference of the sealing device 7 in order to cover the at least one opening, preferably all openings.
  • the adhesion-promoting element 19 can be wound around the jacket of the sealing device 7 or, as part of the sealing device 7, the adhesion-promoting element 19 can at least partially form the lateral surface of the sealing device 7.
  • the adhesion promoting element 19 is made stretchable along a displacement direction V, so that the adhesion promoting element 19 is changed from an initial state as shown in FIGS FIGS. 1 and 2 shown, at least partially along the displacement direction V is displaced or stretchable.
  • the outer diameter of the adhesion-promoting element 19 or the outer diameter of the sealing device 7 in the area of the adhesion-promoting element 19 is increased relative to the initial state.
  • the displacement or stretching of the adhesion-promoting element 19 can be effected in particular by producing a fluid pressure within the fluid reservoir 13, which then acts on the adhesion-promoting element 19 in the region of the at least one opening 17, since the adhesion-promoting element 19 represents a wall of the fluid reservoir 13 at least in regions and thus the adhesion-promoting element 19 is exposed to the fluid pressure prevailing in the fluid reservoir 13.
  • the fluid reservoir 13 can be acted upon via the at least one fluid channel 15 with a fluid pressure.
  • a fluid in the sense of the application can be, for example, a gas, a liquid or a mixture thereof.
  • the fluid may be a solidifiable fluid which, after being filled into the fluid reservoir 13, merges into the solid state of matter (for example, that in FIGS FIGS. 4 and 5 sealant 27 shown).
  • the transition to the solid state can be carried out by cooling, by polymerization, by evaporation of a solvent or by other means.
  • the fluid comprises a thermoplastic polymer or a thermoplastic elastomer, which is introduced in the liquid state via the at least one fluid channel 15 into the fluid reservoir 13, and then solidified by cooling below the melting temperature within the fluid reservoir 13 and the at least one fluid channel 15.
  • the at least one fluid channel 15 can be closed by the solidification of the fluid or the sealing compound 27, in particular closed in a moisture-tight manner.
  • the sealing device 7 and the cable 3 can be fixed relative to each other by means of the solidified fluid or the sealing compound 27, in particular by an adhesive action of the fluid or the sealing compound 27.
  • the insulating jacket 3 a can be at least partially melted by a liquid fluid and firmly connect with the solidified fluid or sealant 27.
  • the sealing device 7 preferably comprises a sealing region 21 which is designed in a complementary sealing region 23 of a sealing device receptacle 25 (in FIGS FIGS. 3 to 5 shown) at least partially recorded.
  • the sealing region 21 is preferably cone-shaped and tapers along the cable feed-through direction D. In other words, the outer diameter of the sealing device 7 decreases in the region of the sealing region 21 along the cable feed-through direction D.
  • a cone-shaped sealing region 21 in a simple manner reliable fluid-tight manner to the complementary shape formed congruent Sealing region 23 are arranged, in particular by inserting the sealing device 7 along an insertion direction E in the complementary sealing device receptacle 25.
  • the insertion direction E and the cable feed-through direction D may be oriented parallel to each other.
  • FIG. 3 shows the in the FIGS. 1 and 2 shown arrangement of cable 3, cable dehumidification 5 and sealing device 7, wherein the sealing device 7 is inserted by insertion along the insertion direction E in the sealing device receptacle 25 and received therein.
  • the sealing device receptacle 25 comprises further housing parts of the connector 1 (in FIG FIG. 5 shown), which are necessary to handle the connector.
  • the sealing area 21 and the complementary sealing area 23 contacted each other, so that both are fluid-tightly interconnected.
  • the sealing region 21 and / or the complementary sealing region 23 may be at least partially formed of a resilient material, such as an elastomer.
  • the sealing device 7 may preferably be held in the sealing device receptacle 25 by frictional engagement with the sealing device receptacle 25.
  • the sealing device 7 may have sealing ribs 7a which are designed to come into frictional engagement with the inner wall of the sealing device receptacle 25 in order to establish a fluid-tight connection between the sealing device 7 and the sealing device receptacle 25 and to displace the sealing device 7 against the insertion direction E from the seal device receptacle 25 to prevent or inhibit.
  • FIG. 3 shown arrangement of cable 3, cable end 5, sealing device 7 and sealing device receptacle 25 can in a Injection mold are arranged, wherein the injection mold is then charged with a thermoplastic polymer or elastomer to feed the at least one fluid channel 15 with the thermoplastic polymer or elastomer and preferably to form a sealing collar on the cable 3, which the sealing device 7 with the Cable 3 connects.
  • FIG. 4 shows a section through the arrangement of cable end device 5, cable 3, sealing device 7 and the sealing device receptacle 25 during the injection molding of a sealant 27, which preferably consists of a thermoplastic polymer or a thermoplastic elastomer.
  • a sealant 27 which preferably consists of a thermoplastic polymer or a thermoplastic elastomer.
  • the injection mold itself is in FIG. 4 not shown, but the injection mold is formed congruent with the form of the sealing compound 27 sealing collar 29.
  • the supplied during injection molding sealant 27 flows through the at least one fluid channel 15 into the fluid reservoir 13 and fills it, as in particular in the enlarged detail in FIG. 4 is shown.
  • the escaping from the fluid reservoir 13 by filling the sealant 27 air can be dissipated in particular via the openings 17, to which the adhesion promoter element 19 may be at least partially formed gas permeable.
  • the adhesion-promoting element 19 may consist of a gas-permeable material or at least have a gas-permeable opening or perforation. Expediently, the adhesion-promoting element 19 is wetted by the sealing compound 27 only at the end of the injection molding.
  • FIG. 5 shows a section through the connector 1, which is completed after the injection molding of the sealing collar 29.
  • the sealing collar 29 effects a fluid-tight or moisture-tight connection between the cable 3 and the sealing device 7 arranged thereon.
  • the sealing compound 27 closes both the at least one fluid channel 15 and the fluid reservoir 13, wherein the adhesion-promoting element 19 due to the fluid pressure, which was generated by the sealant 27 during injection molding, along the Displacement direction V has been displaced or stretched.
  • the adhesion-promoting element 19 now contacts the sealant 27 with one side, which faces the fluid reservoir 13, and the inner wall of the seal-device receptacle 25 with an opposite or opposite side.
  • the sealing device receptacle 25 may preferably be formed at least partially from a metal, wherein in particular the region of the inner wall of the sealing device receptacle 25 may be formed of a metal, on which the sealing device 7 or the adhesion-promoting element 19 is arranged.
  • the adhesion-promoting element 19 contacts a metal with the side facing away from the fluid reservoir 13 and a polymer with the side facing the fluid reservoir 13, wherein the adhesion-promoting element 19 forms an improved adhesion or moisture-tightness between the metal inner wall of the sealing device receptacle 25 and the sealing compound 27 is as possible by a direct contact of the sealant 27 and the inner wall of the sealing device receptacle 25.
  • sealing compound 27 can contact the inner wall of the sealing device receptacle 25.
  • the sealing compound 27 can emerge from openings through which the gas located in the fluid reservoir 13 has escaped during injection molding.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Claims (10)

  1. Dispositif d'étanchéité (7) pour un connecteur (1) présentant :
    - une ouverture de passage de câble (11) à travers laquelle un câble (3) peut être passé ou est passé le long d'une direction de passage de câble (D),
    - une région d'étanchéité (21) qui peut venir en contact avec une région d'étanchéité complémentaire (23) d'un connecteur (1),
    caractérisé en ce que le dispositif d'étanchéité (7) présente :
    - au moins un élément promoteur d'adhésion extensible (19) qui est disposé sur la face d'enveloppe du dispositif d'étanchéité (7) et qui recouvre une ouverture vers un réservoir de fluide (13),
    - au moins un canal de fluide (15) à travers lequel un fluide peut s'écouler le long de la direction de passage de câble (D) vers le réservoir de fluide (13), dans lequel l'élément promoteur d'adhésion (19) est extensible et/ou déplaçable au moins par région par la sollicitation du réservoir de fluide (13) avec un fluide d'une pression prédéfinie de telle sorte que le diamètre du dispositif d'étanchéité (7) peut être augmenté dans la région de l'élément promoteur d'adhésion.
  2. Dispositif d'étanchéité (7) selon la revendication 1, dans lequel l'élément promoteur d'adhésion (19) est réalisé en tant que ruban qui entoure le dispositif d'étanchéité (7) le long de la périphérie de la face d'enveloppe.
  3. Dispositif d'étanchéité (7) selon la revendication 2, dans lequel l'élément promoteur d'adhésion (19) est réalisé en tant que ruban adhésif double face.
  4. Dispositif d'étanchéité (7) selon une des revendications précédentes, dans lequel la région d'étanchéité (21) est réalisée en forme de cône et se rétrécit le long de la direction de passage de câble (D).
  5. Connecteur (1) avec un dispositif d'étanchéité (7) selon une des revendications précédentes, dans lequel le connecteur (1) présente un logement de dispositif d'étanchéité (25) qui est conçu pour recevoir le dispositif d'étanchéité (7) au moins par région.
  6. Connecteur (1) selon la revendication 5, dans lequel l'élément promoteur d'adhésion (19) est disposé au moins par région sur une paroi interne du logement de dispositif d'étanchéité (25).
  7. Connecteur (1) selon la revendication 6, dans lequel le réservoir de fluide (13) est rempli d'une masse d'étanchéité solidifiée (27) de sorte que l'au moins un élément promoteur d'adhésion (19) est pressé au moins par région sur la paroi interne du logement de dispositif d'étanchéité (25).
  8. Connecteur (1) selon la revendication 7, dans lequel la masse d'étanchéité solidifiée (27) comprend un élastomère thermoplastique.
  9. Procédé de fabrication d'un connecteur (1) comprenant les étapes :
    - mise à disposition d'un dispositif d'étanchéité (7) selon une des revendications 1 à 4, à travers lequel un câble (3) est passé le long d'une direction de passage de câble (D) ;
    - disposition au moins par région du dispositif d'étanchéité (7) dans un logement de dispositif d'étanchéité (25) du connecteur (1) de sorte que l'élément promoteur d'adhésion (19) est disposé au moins par région sur une paroi interne du logement de dispositif d'étanchéité (25) ;
    - remplissage du réservoir de fluide (13) d'une masse d'étanchéité fluide (27), dans lequel l'au moins un élément promoteur d'adhésion (19) est pressé au moins par région sur la paroi interne du logement de dispositif d'étanchéité (25) ;
    - solidification de la masse d'étanchéité (27).
  10. Procédé selon la revendication 9, dans lequel la mise à disposition du dispositif d'étanchéité (7) comprend les étapes suivantes :
    - mise à disposition d'un câble (3) ;
    - moulage d'un dispositif d'étanchéité (7) sur l'enveloppe d'isolation du câble (3) au moyen d'un polymère appliqué à l'état fluide, capable de solidification.
EP13005315.0A 2012-12-07 2013-11-11 Dispositif d'étanchéité, connecteur et procédé de fabrication Active EP2741375B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012024072.4A DE102012024072A1 (de) 2012-12-07 2012-12-07 Dichtungsvorrichtung, Verbinder und Herstellungsverfahren

Publications (2)

Publication Number Publication Date
EP2741375A1 EP2741375A1 (fr) 2014-06-11
EP2741375B1 true EP2741375B1 (fr) 2016-03-23

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EP13005315.0A Active EP2741375B1 (fr) 2012-12-07 2013-11-11 Dispositif d'étanchéité, connecteur et procédé de fabrication

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DE102016006728A1 (de) * 2016-06-01 2017-12-07 Yamaichi Electronics Deutschland Gmbh Verbinder und Verfahren zum Abdichten eines Verbinders

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GB8333722D0 (en) * 1983-12-19 1984-01-25 Raychem Gmbh Expansible seal
JP2546939B2 (ja) * 1991-10-02 1996-10-23 矢崎総業株式会社 グロメットの構造
GB9218755D0 (en) * 1992-09-04 1992-10-21 Raychem Sa Nv Environmental sealing
GB9316391D0 (en) * 1993-08-06 1993-09-22 Nevill Thompson Insulation Lim Pipe jacket
JPH07135044A (ja) * 1993-11-11 1995-05-23 Yazaki Corp コネクタ
EP0872516A1 (fr) * 1997-04-15 1998-10-21 Dsm N.V. Compositions polymères expansibles
JP4680231B2 (ja) * 2007-04-18 2011-05-11 トヨタ自動車株式会社 コネクタ
US7766690B2 (en) * 2008-09-04 2010-08-03 Tyco Electronics Corporation Connector assembly having a plurality of discrete components
JP5380751B2 (ja) * 2009-12-24 2014-01-08 日立金属株式会社 ワイヤハーネス及びその製造方法
US8512074B2 (en) * 2010-10-22 2013-08-20 Baker Hughes Incorporated Apparatus and methods of sealing and fastening pothead to power cable

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EP2741375A1 (fr) 2014-06-11

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