WO2018100185A1 - Bouchon borgne imperdable pour chambre de contact - Google Patents

Bouchon borgne imperdable pour chambre de contact Download PDF

Info

Publication number
WO2018100185A1
WO2018100185A1 PCT/EP2017/081237 EP2017081237W WO2018100185A1 WO 2018100185 A1 WO2018100185 A1 WO 2018100185A1 EP 2017081237 W EP2017081237 W EP 2017081237W WO 2018100185 A1 WO2018100185 A1 WO 2018100185A1
Authority
WO
WIPO (PCT)
Prior art keywords
contact
connector
contact chamber
formblindstopfen
plug
Prior art date
Application number
PCT/EP2017/081237
Other languages
German (de)
English (en)
Inventor
Thomas Bürk
Norbert AUSSERER
Alexander Schmid
Mari KARUS
Rupert Vielhaber
Thomas Greber
Original Assignee
Hirschmann Automotive 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 Hirschmann Automotive Gmbh filed Critical Hirschmann Automotive Gmbh
Publication of WO2018100185A1 publication Critical patent/WO2018100185A1/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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/44—Means for preventing access to live contacts
    • H01R13/443—Dummy plugs
    • 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
    • H01R13/521—Sealing between contact members and housing, e.g. sealing insert
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/26—Connectors or connections adapted for particular applications for vehicles

Definitions

  • the invention relates to a formblindstopfen for a connector and a connector, wherein the connector has a contact chamber housing with at least one contact chamber, preferably two or more contact chambers, wherein in the contact chamber, a contact partner is used there at least primary locked, possibly also secondary locked, is according to the features of the respective preamble of the two independent claims.
  • plug connectors wherein such a connector has a contact chamber housing with at least one contact chamber, preferably two or more contact chambers, and in the contact chamber, a contact partner is used there at least primary locked, possibly also secondary locked, is.
  • the contact chamber housing optionally used in a connector housing, forms a connector that can be mated with a mating connector.
  • the assembled state of the connector consisting of connector and mating connector, it is necessary to seal at least the contact area from external influences.
  • the longitudinal water tightness is important in this context.
  • plug connections have already become known in which plug-in connectors and / or mating connectors are designed such that, for example, the cable sheath of a cable on which the plug connector or the mating connector is sealed to the housing.
  • individual conductor seals can be provided and it is also conceivable that the contact partners are arranged sealingly in their contact chamber.
  • These measures described above are exemplary and known. They serve in any case to realize a dense, in particular longitudinally watertight plug connection.
  • such connectors for example, for use in vehicles, used multipolar. This means that the connector comprises at least two, often more than two contact chambers in a row and possibly also in a plurality of mutually parallel rows.
  • the respective contact chamber remains free and thereby there is a risk that moisture penetrates into the connector via the free accessible end of the contact chamber seen from the insertion direction, but possibly also beyond the end remote from this end. Therefore, it has already been thought to close the contact chamber, which is not equipped with a contact partner, by a so-called blind plug.
  • This blind plug has, for example, the outer geometry of the inner contour of the contact chamber (for example, cylindrical) and consists of an elastomeric material, so that the blind plug is pressed into the contact chamber and fixed there due to the deformability of the material.
  • a seal of the unequipped contact chamber is basically given.
  • the invention is therefore based on the object to provide a seal of a contact chamber of a connector or a mating connector, with the above-described disadvantages are avoided.
  • the blind plug is formed as a blanking plug and has a geometry which corresponds to the contact partner which would actually be to be fitted in the contact chamber.
  • the dummy plug having the shape of a contact partner may consist of a material, but if appropriate also of a material combination.
  • the choice of material must be such that the form of a contact partner having blind plug when inserting into the contact chamber for sealing easily and above all can be handled reliably, while ensuring the required tightness after insertion and over the life of the connector or the mating connector. For example, the production of a formblindstopfens in a two-component plastic injection molding process into consideration.
  • the shape of the blind plug which corresponds to the shape of the actual electrically leitschreiberi contact partner, has the advantage that such a formblindstopfen can be handled in particular in an automated process just like the actual electrically capable contact partner. This can, but does not have to be, so that the electrically conductive contact partners can be used and fixed in their contact chamber in another working step, as well as the at least one shaping sealing blanking plug.
  • the formblindstopfen has the advantage that it can be checked for its presence in the contact chamber as well as the other electrically conductive contact partners.
  • the blanking plug is fixed in position when the connector in which this is arranged at least one form blanking plug, is brought into operative connection with the mating connector and the present on this page formblindstopfen or electrically conductive contact partner.
  • the blanking plug has a main body which forms a contact region, a latching region, an adjoining connection region, an adjoining contacting region and an adjoining cable outlet.
  • the form blanking plug according to the invention is handled in the same way as the electrically conductive plug connector, for which purpose it has a latching area with which it is primarily locked after insertion into its contact chamber.
  • the connecting region adjoining the latching region, just as with the electrically conductive plug connector, is required in order to connect a contacting region (for the electrical conductor of the cable) to the contact region (for the contact partner of the mating connector).
  • This connection area can be chosen freely in its length and also be designed extremely short.
  • At least one circumferential web is arranged in the contacting region.
  • the contacting area in contrast to the electrically conductive contact partner, does not have the task of mechanically and electrically connecting an electrical conductor to the contact partner. Rather, this area of the shape-blanking plug is used to make a seal with respect to the inner region of the contact chamber into which the blanking plug is inserted in order to realize longitudinal water-tightness.
  • the at least one circumferential web may have an outer geometry which comes after the insertion of the blanking plug into the contact chamber for contact with the inner surface of the contact chamber.
  • the at least one circumferential web can realize a sealing geometry.
  • the at least one circumferential web preferably two mutually spaced circumferential webs, to be suitable and designed to set a separate density element, which is arranged in this contacting area, in its position on the blanking plug.
  • the sealing element has in its interior a geometry which corresponds to the at least one peripheral web, preferably the two mutually spaced circumferential webs, this is fixed axially immovably on the blanking plug, in particular in the contacting region. It is thus no longer possible that the sealing element can move axially when inserting the formblind in the contact chamber.
  • the at least one circumferential web also serves for the axial fixing of a sealing element on the blanking plug, if this is not subsequently arranged as a separate element on the blanking plug, but is produced directly with the blanking plug.
  • a sealing element on the blanking plug, if this is not subsequently arranged as a separate element on the blanking plug, but is produced directly with the blanking plug.
  • the blanking plug and the sealing element consist of different plastic materials and the blanking plug is produced in a two-component injection molding process.
  • the contacting region of the shape-blanking plug and the sealing element are formed integrally from the same or different material.
  • the contacting region of the shape-blanking plug is formed at least in sections as a hollow chamber.
  • the outer geometry of the hollow chamber corresponds to the internal geometry of the contact chamber into which the blanking plug is inserted.
  • the outer hollow chamber is larger than the inner geometry of the contact chamber, so that upon insertion of the blanking plug into the contact chamber, the hollow chamber is deformed to a certain extent and thereby applies to the inner geometry of the contact chamber to achieve a sealing effect.
  • a connector is also provided, wherein the connector has a contact chamber housing with at least one contact chamber, preferably two or more Kunststoffkammem, wherein in the contact chamber, a contact partner is used there at least primary locked, possibly also secondary locked, and wherein in at least one contact chamber is a blind plug without an electrical function is used and the blind plug as a formblindstopfen (as previously described) is formed and has a geometry that corresponds to the contact partner, which would actually be equipped in the contact chamber. If the contact chamber housing has only a single contact chamber, either an electrically conductive contact partner or the blanking plug can be inserted into the contact chamber.
  • the blanking plug made of an electrically nonconductive material replaces the electrically conductive contact partner that would actually have to be equipped in the contact chamber. While this is considered a special case in practice, a contact chamber housing will often have two or more contact chambers, so that depending on requirements for the connector, for example, a contact chamber with an electrically conductive contact partner and the other contact chamber can be equipped with the electrically non-conductive form blanking plug.
  • the use of electrically conductive contact partners or formblindstopfen depends on the function of the connector, so that the choice exists, depending on the function of the connector in the respective Contact chamber to use either an electrically conductive contact partner or a formblindstopfen.
  • FIG. 1 shows a form blanking plug 1, which has a main body 2 of specific geometry.
  • the geometry of the base body 2 is modeled on an electrically conductive contact partner, so that the mold connection plug 1 with its base body 2 has the following areas simulated to an electrical contact partner: A contact region 3 (into which a contact partner of a mating connector can be inserted), a latching region 4 (with which Mold bonding plug 1 is primarily locked in the contact chamber), an adjoining connecting region 5 (which can also be designed shorter than shown), an adjoining contacting region 6 (which simulates the region of the electrically conductive contact partner via which the contact partner is connected to an electrical conductor a cable mechanically and electrically contacted, for example, is crimped) and an adjoining cable outlet 7 (for example, the end of the contact chamber, in which the mold plug 1 is inserted, seals).
  • a contact region 3 into which a contact partner of a mating connector can be inserted
  • a latching region 4 with which Mold bonding plug 1 is primarily locked
  • the geometries shown in FIG. 1 are exemplary and, depending on the design of the electrically conductive contact partner, which can be predetermined in terms of its shape, can be reproduced identically or almost identically.
  • the base body 2 of the shape-blanking plug 1 has in the contacting region 6 at least one peripheral web 8, in this embodiment, two webs 8 spaced apart from one another.
  • This at least one peripheral web 8, preferably both webs 8, may have the function that they define a position in the contacting region 6 sealing element (as will be described to Figure 2) in its position.
  • the at least one circumferential web 8 in the contacting region 6 can also be suitable and designed such that it comes with its outer geometry (its outer circumferential edge region) to rest on the inner geometry of the contact chamber when the Formblindstopfen 1 is inserted into this contact chamber.
  • the base body 2 and the at least one circumferential web 8 are integrally formed from the same material and are produced in one step, for example by an injection molding process.
  • the at least one peripheral web 8 and the main body 2 may be made of different materials, but also in a manufacturing process, namely a two-component injection molding process can be realized.
  • FIG. 2 shows, based on the base body 2 according to FIG. 1, the form blanking plug 1, in which a sealing element 9 is arranged in the contacting area 6.
  • the sealing element 9 can extend as far as possible over the entire contacting region 6 (ie between the end of the connecting region 5 and the beginning of the cable outlet 7), but it can also be made shorter.
  • the sealing element 9 has at least one circumferential web 10. In the embodiment shown in Figure 2, three mutually parallel and spaced from each other formed circumferential ridges 10 are shown. With the outer geometry of each web 10, the sealing element 9 comes to rest on the inner geometry of the contact chamber when the blanking plug 1 has been used there. Thus, the required longitudinal water tightness of the connector is realized when it has the illustrated form blanking plug 1 instead of an electrically conductive contact partner.
  • the sealing element 9 preferably has two webs 10 which run around each other at a distance from one another, wherein three webs 10 running parallel to one another and spaced apart from each other are provided for further improvement.
  • the sealing element 9 in order to fix the sealing element 9 on the base body 2, in particular in the contacting area 6, immovably, correspond to the inner geometry of at least one circumferential ridge 0 of the sealing element 9 with the associated circumferential ridge 8 in the contacting area 6.
  • the sealing element 9 which is shown in FIG. 2, has at its end a further circumferential web 11, pointing towards the connecting region 5.
  • FIG. 3 shows the arrangement of the shape-blanking plug 1 according to FIG. 2, wherein by way of example two form-blanking stoppers 1 are arranged parallel to one another.
  • a connector can be fitted.
  • a connector can be held at its cable outlet 7 by a corresponding insertion device of the respective form blanking plug 1 and inserted by appropriate axial movement of the respective form blanking plug 1 in the contact chamber housing of the connector. This movement process takes place until the blanking plug 1 has reached its end position as intended in the contact chamber of the contact chamber housing and has been primarily locked by means of the latching area 4.
  • Figure 4 shows an example of a two-pin connector 12.
  • the connector 12 has a contact chamber housing 13, the unspecified contact chambers for electrically conductive connectors and / or form blanking plug 1 has. It can be seen in FIG. 4 that the arrangement of form blanking plugs 1, as shown in FIG. 3, has been inserted into the associated contact chambers in the contact chamber housing 13 of the plug connector 12. It can be seen that the cable outlet 7 of each formblindstopfens 1 protrudes at the end of the contact chamber housing 13, so that it is thereby possible to use the respective form blanking plug 1 by means of a mounting device in the connector 12.
  • the respective formblindstopfen 1 takes place by means of the locking portion 4 of the respective formblindstopfens 1 a primary locking characterized in that the detent region 4 comes, for example, a transversely to the direction of insertion of the connector 12 aligned web 14 of the contact chamber housing 13 to the plant.
  • the blanking plug 1 is arranged as intended in the connector 12.
  • the plug connector 12 has two contact chambers in its contact chamber housing 13, into which two mold dummy plugs 1 are inserted. While this embodiment is conceivable in principle and the accordingly populated connector 12 has no electrical function, it is of course also conceivable that, depending on the application of the connector 12 instead of the two formblindstopfen 1 electrically conductive contact partners are inserted into the contact chamber housing 13. In this case, no mold dummy plug 1 having no electric function would be present in the connector 12. It is also conceivable that in the two-pin connector 12, a form blanking plug 1 without electrical function and a contact partner with electrical function in the respective contact chambers of the contact chamber housing 13 are used.
  • the invention can be applied not only in the illustrated two-pin connector 12, but the connector may also have more than two contact chambers in the contact chamber housing 13, depending on the function of the connector of the complete connector only with Formbiindstopfen 1, only with electrically conductive contact partners or Partially equipped with at least one Formbiindstopfen 1 and partially at least with an electrically conductive contact partner.
  • Figure 5 shows the case that the sealing element 9, in this case in the contacting region 6, is formed integrally with the base body 2. This can be done by applying the sealing element 9 in a two-component injection molding process on the base body 2 after its production.
  • the mold-plug 1 according to FIG. 5 (in which the main body 2 and the sealing element 9 are integral) differs from the mold-plug 1 according to Figure 2, in which the sealing element 9 is arranged as a separate component on the base body 2.
  • the sealing element 9 according to FIG. 5, as shown can also be provided only in the contacting region 6, wherein it is also conceivable that it overlaps only between the end of the contacting region 6 and the end in the connecting region 5 or the two regions 5, 6 the cable outlet 7 is arranged.
  • FIG. 6 shows the blanking plug 1, in which a hollow chamber 15 is present in the contacting area 6.
  • the contacting region 6 is hollow chamber-shaped, which can also be realized in a plastic injection molding process.
  • the outer geometry of the hollow chamber 15 is preferably slightly larger, in particular larger in diameter, than the inner geometry of the contact chamber in the contact chamber housing 13 is selected. As a result, the outer geometry of the hollow chamber 15 can be applied to the inner geometry of the contact chamber under a certain pressure when the blanking plug 1 has been inserted into the associated contact chamber in the contact chamber housing 13 of the connector 12. While FIG.
  • the hollow chamber 15 is located in the contacting region 6, it may alternatively or additionally be considered to provide such a hollow chamber 15 only in the connecting region 5 or also in the region of the cable outlet 7. However, it is also conceivable that the hollow chamber 15 extends over the connecting region 5 and the contacting region 6, or extends over the contacting region 6 and the region of the cable outlet 7 or over the connecting region 5, the contacting region 6 and the region of the Kabeiabganges. 7 extends.
  • the formblindstopfen consists of a plastic material (a single material component or more than one material component) and is at least partially, but possibly also completely, elastically deformable. It has a shape which is either identical or nearly identical to the electrical contact partner that it is to replace.
  • the plug-in geometry of the shape-blanking plug is identical or nearly identical to the plug-in geometry of the contact partner on the opposite side.
  • a geometry of the Formbiindstopfens on the plug side that through this geometry an operative connection to the contact partner or to a corresponding Formbiindstopfen can be realized on the opposite side.
  • Formbiindstopfen can also have geometries that bring the two Formbiindstopfen in operative connection with each other, but not correspond to the shape of the actual electrically conductive contact partners.
  • the Formbiindstopfen on the side facing away from the plug side have a fixing area with which the Formbiindstopfen at the conductor end (for example, at the end of the exposed electrical conductor of Kabeis) can be set (for example, crimped).

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne des bouchons borgnes pour un connecteur (12). Le connecteur (12) comprend une enveloppe (13) renfermant au moins une chambre de contact, de préférence deux chambres de contact ou plus. Dans la chambre de contact est installé un élément de contact homologue qui y est verrouillé au moins de manière primaire, le cas échéant également de manière secondaire, et dans au moins une chambre de contact est installé un bouchon borgne sans fonction électrique. L'invention est caractérisée en ce que le bouchon borgne est réalisé sous forme de bouchon borgne moulé (1) et présente une géométrie qui correspond à l'élément de contact homologue qui, en principe, devrait être installé dans la chambre de contact.
PCT/EP2017/081237 2016-12-02 2017-12-01 Bouchon borgne imperdable pour chambre de contact WO2018100185A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016123333 2016-12-02
DE102016123333.1 2016-12-02

Publications (1)

Publication Number Publication Date
WO2018100185A1 true WO2018100185A1 (fr) 2018-06-07

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ID=60788555

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Application Number Title Priority Date Filing Date
PCT/EP2017/081237 WO2018100185A1 (fr) 2016-12-02 2017-12-01 Bouchon borgne imperdable pour chambre de contact

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DE (1) DE102017128587A1 (fr)
WO (1) WO2018100185A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202020103477U1 (de) 2020-06-17 2021-09-21 WAGO Verwaltungsgesellschaft mit beschränkter Haftung Verschlusselement

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4993964A (en) * 1989-04-18 1991-02-19 Martin Marietta Corporation Electrical connector environmental sealing plug
FR2753008A1 (fr) * 1996-09-05 1998-03-06 Cinch Connecteurs Sa Obturateur de canaux de connecteurs electriques
DE19950337A1 (de) * 1998-10-20 2000-05-11 Yazaki Corp Eingriffsstruktur von einem wasserdichten Stecker und einem Blindstecker
US6171144B1 (en) * 1998-12-18 2001-01-09 Lear Automotive Dearborn, Inc. Electrical connector sealing plug
US20010007802A1 (en) * 1999-10-28 2001-07-12 Quality Synthetic Rubber Dummy plug for wiring harness

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4993964A (en) * 1989-04-18 1991-02-19 Martin Marietta Corporation Electrical connector environmental sealing plug
FR2753008A1 (fr) * 1996-09-05 1998-03-06 Cinch Connecteurs Sa Obturateur de canaux de connecteurs electriques
DE19950337A1 (de) * 1998-10-20 2000-05-11 Yazaki Corp Eingriffsstruktur von einem wasserdichten Stecker und einem Blindstecker
US6171144B1 (en) * 1998-12-18 2001-01-09 Lear Automotive Dearborn, Inc. Electrical connector sealing plug
US20010007802A1 (en) * 1999-10-28 2001-07-12 Quality Synthetic Rubber Dummy plug for wiring harness

Also Published As

Publication number Publication date
DE102017128587A1 (de) 2018-06-07

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