WO2013150104A1 - Dispositif de mise en contact de signaux, étanche à l'eau et insensible aux tolérances - Google Patents

Dispositif de mise en contact de signaux, étanche à l'eau et insensible aux tolérances Download PDF

Info

Publication number
WO2013150104A1
WO2013150104A1 PCT/EP2013/057115 EP2013057115W WO2013150104A1 WO 2013150104 A1 WO2013150104 A1 WO 2013150104A1 EP 2013057115 W EP2013057115 W EP 2013057115W WO 2013150104 A1 WO2013150104 A1 WO 2013150104A1
Authority
WO
WIPO (PCT)
Prior art keywords
sealing device
sealing
passage
sleeve
guide unit
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.)
Ceased
Application number
PCT/EP2013/057115
Other languages
German (de)
English (en)
Inventor
Andreas Bermel
Roland Jentsch
Uwe Kirchhoff
Klaus-Peter Rathmann
Heinrich Zuber
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.)
Aumovio Germany GmbH
Original Assignee
Continental Automotive Technologies 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 Continental Automotive Technologies GmbH filed Critical Continental Automotive Technologies GmbH
Publication of WO2013150104A1 publication Critical patent/WO2013150104A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • H01R13/2407—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means
    • H01R13/2421—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means using coil springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • 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
    • H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings

Definitions

  • the invention relates to a sealing device for producing a sealed electrical contact between two electrical components according to the preamble of claim 1.
  • a power steering apparatus in a motor vehicle includes, among other things, an engine having a resolver for detecting the motor rotation angle and an ECU (Electronic Control Unit).
  • the ECU serves, inter alia Resolverirriwer ⁇ th and on the basis of Resolveragonist motor drive to re ⁇ rules.
  • This requires an electrical contact between the resolver and the ECU, whereby the electrical contact must be made watertight, so as not to damage the ECU, and at the same time must compensate for the deviating distances between the contact surfaces on the resolver and the ECU to a stable electrical Make contact.
  • the invention is therefore based on the object to present a log ⁇ processing device with an electrical contact between two electrical components is produced, and which allows a compensation of different distances between the components.
  • a sealing device of the type mentioned which has at least one electrically conductive and elastically deformable guide unit, which is arranged in the passage and seals the passage.
  • the invention is the fundamental idea to combine a log ⁇ processing body having an elastically deformable guide unit in order on the one hand to achieve a sealing of the opening between the components and at the same time the differences in distance between the components that may arise due to tolerances, by the elastic deformability of the Leit ⁇ balance unit.
  • the opening between the components may be, for example, an opening of a housing, in which one of the electrical components is housed ⁇ rule.
  • the seal body is configured to seal the opening.
  • To make the electrical contact is the seal body provided with a passage in which a guide unit is arranged and at both openings of the passage is freely accessible ⁇ .
  • the electrical components can each be contacted on one side with the lead unit to make the electrical contact. Therefore, under the conductivity of the lead unit of the invention is to be understood that generic elekt ⁇ conductivity in mind.
  • the guide unit is formed of the ⁇ art to seal the passage so that passage through the passage of any liquid.
  • the guide unit is designed elastically deformable, so that differences in distance between the electrical components can be compensated by the elastic deformation of the guide unit. Different distances between the contact surfaces of the components can, for. B. be caused by manufacturing tolerances or deformations, displacements of the components by operating loads. It is irrelevant whether the different distances between several contact surfaces of a product or the distances between the construction ⁇ parts differ in different products.
  • the sealing device according to the invention is further developed in that the guide unit has an electrically conductive sleeve with a partition which divides the sleeve into two chambers, wherein an elastically deformable element is arranged in the chambers.
  • the sleeve is a solid structure and can, for. B. be placed by sealing with a press fit into the passage. Thereby can be realized in a simple manner by sealing the passage ⁇ and a stable electrical contact from one side of the passage to the other side.
  • the elas ⁇ table deformable elements are electrically conductive and the same distance from the deviations. At the same time, the elements have a contact with the sleeve to make an electrical connection.
  • the invention Dichtungsvorrich ⁇ tion is further developed in that the length of the deformable element is greater than a provided distance between the partition wall and the respective electrical component.
  • the elastically deformable elements press automatically after installation to the respective contact surfaces and maintain the contact between the electrical components even with an increase in the distance to the spread of elastic deformability.
  • the invention Dichtungsvorrich ⁇ processing is further formed so that the partition wall each having a contact surface on each side, wherein the Kon ⁇ clock area having a corrosion protection layer.
  • the resistance of the electrical contact between the sleeve ⁇ s and the elastically deformable element can be increased.
  • the corrosion protection ⁇ layer has a silver and / or gold layer.
  • an embodiment of the sealing device according to the invention is advantageous in which the spring element has a section with a reduced diameter and the sleeve on the inner wall of the chamber has a projection which is arranged approximately at the height of the portion with the ver ⁇ reduced diameter.
  • the positioning of the spring element within the chamber of the sleeve can be particularly easily and inexpensively maintain ge ⁇ . Furthermore, it is prevented in this way that the spring element falls out of the sleeve.
  • an embodiment of the sealing device according to the invention is advantageous in which the thicknesses of the partitions of the sleeves are dimensioned differently. In this way, different distances between the components can be considered in advance and larger Ab ⁇ states can be compensated by the thickness of the partitions.
  • an embodiment of the sealing device according to the invention in which the Sealing body has a plurality of along a line arranged passages, in each of which a guide unit is arranged ⁇ .
  • the embodiment can be used particularly advantageously in combination with aligned pins of leadframe plugs or other juxtaposed contact surfaces, as frequently occur in electronic components.
  • an embodiment of the sealing device according to the invention is advantageous in which a sealing compound for sealing against the guide unit, in particular the sleeve, is arranged inside the sealing body.
  • the invention further comprises, according to a second aspect, apparatus having a first and second electronic component and a sealing device according to one of the claims of the aforementioned embodiments.
  • Show it 1 is a sectional view of the sealing device according to a first embodiment
  • FIG. 3 is a schematic representation of a power steering ⁇ device with a sealing device according to the invention according to the first embodiment
  • Fig. 4 is a schematic representation of the electrical
  • Fig. 5 is a sectional view of the sealing device in the installed state.
  • the sealing device 1 shows a sealing device 1 for producing a sealed electrical contact between two electrical components 2, 3 (see FIG. 4) with a sealing body 20 for sealing an opening 4 arranged between the electrical components 2, 3, the sealing body 20 having a plurality of passages 21 having.
  • the sealing device 1 further has a plurality of electrically conductive and elastically deformable guide units 40, which are arranged in the
  • Passages 21 are arranged and the passages 21 abdich ⁇ th.
  • the sealing body 20 has a main body 22 and two fastening flanges attached laterally to the main body 22. look at 23
  • the main body 22 has a cylindrical On ⁇ construction having an oval base.
  • the sealing body 20 has a plurality of passages 21 arranged along a line, in each of which a guide unit 40 is arranged.
  • the passages 21 are arranged centrally to the width of the main body 22 and along the longitudinal axis of the main body 22 in wesentli ⁇ chen equidistant to each other.
  • Approximately at the mittle ⁇ ren height of the main body 22 is a peripheral to the main ⁇ corpus 22 web 24, see FIG. FIG. 4.
  • the web 24 serves firstly to support the sealing body 20 on a housing and secondly as an outer sealing surface.
  • the web 24 has on the underside a circumferential groove 25 for receiving a sealing ring 26.
  • the web 24 merges flush with the mounting flanges 23.
  • the mounting flanges 23 are optional and serve to attach the sealing device 1 to a housing of the like.
  • the mounting flanges 23 each have a bore 27 in which a reinforcing ring 28 is arranged to the sealing device 1 by means of a screw or the like. to be attached to a housing.
  • FIG. 1 shows guide units 40, which are respectively arranged in the passages 21 and seal them.
  • the guide units 40 have on the one hand an electrically conductive sleeve 41 and an elastically deformable elements, which are designed as spring elements 60 in this embodiment.
  • the sleeve 41 has a partition wall 42 which divides the sleeve 41 into two chambers 43. In the chambers 43, a spring element 60 is arranged in each case.
  • the partition 42 has on each side in each case a contact surface 45, wherein the contact surfaces 45 are each provided with a corrosion protection layer 47.
  • the corrosion protection layer 47 is ⁇ of a silver or gold layer forms ⁇ out.
  • the sleeve 41 has a projection 49 on the inner wall 48 of the chamber. The projection is produced by crimping the sleeve 41 and corresponds to a tapered portion 61 of the spring element 60, which has a ver ⁇ reduced diameter.
  • the invention also includes sleeves 41 with different thickness partitions 42, as shown in Figure 5. To produce an electrical contact with a round component can be compensated in this way the outwardly increasing distance to the component by the thickness of the partition who ⁇ .
  • the spring element 60 has a length that is greater than the distance between the partition wall and the respective electrical - lo ⁇
  • Both the Federele ⁇ ment 60 and the sleeve 41 are formed of an electrically conductive material, so that upon contact of the spring member 60 with the electrical components 2, 3, an electrical connection between the components 2, 3 is formed.
  • the sleeve 41 is made of copper.
  • FIG. 3 shows a schematic representation of a front axle 5 of a motor vehicle with a power steering device which has an ECU 6 and a motor 7.
  • the ECU comprises, inter alia, a first electrical component, namely a printed circuit board 2, which is installed inside a housing 8.
  • the ECU 6 is electrically connected by means of a sealing device 1 according to the invention with a second electrical component, namely a resolver 3, in order to detect the angle of rotation of the motor 7.
  • a sealing device 1 namely a resolver 3
  • the main body 22 of the seal body 20 is located in the opening 4 of the housing 8 and seals it with the main ⁇ body 22 and the web 24 from.
  • the spring elements 60 respectively abut against the printed circuit board 2 (top) and the resolver 3 (bottom) and electrically connect the two components 2, 3 with each other.
  • Resolver can also, as shown schematically in Figure 4, take place via additional conductor tracks.
  • the thicknesses of the dividing walls 42 of the sleeves 41 can be reduced. be dimensioned different strong.
  • the outer sleeves 41 have partitions 42 with a greater wall thickness than the inner partitions 42.

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Power Steering Mechanism (AREA)

Abstract

La présente invention concerne un dispositif de mise en contact de signaux, étanche à l'eau et insensible aux tolérances. Un dispositif d'étanchéité (1), destiné à réaliser un contact électrique étanche entre deux sous-ensembles électriques (2, 3) par l'intermédiaire d'un corps d'étanchéité (20) servant à étanchéifier une ouverture (4) entre les sous-ensembles électriques (2, 3) et présentant au moins un passage (21), est caractérisé par au moins une unité conductrice (40) à déformation élastique et pouvant conduire l'électricité, qui est disposée dans le passage (21) et étanchéifie ce dernier (21).
PCT/EP2013/057115 2012-04-04 2013-04-04 Dispositif de mise en contact de signaux, étanche à l'eau et insensible aux tolérances Ceased WO2013150104A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012205515.0 2012-04-04
DE102012205515 2012-04-04

Publications (1)

Publication Number Publication Date
WO2013150104A1 true WO2013150104A1 (fr) 2013-10-10

Family

ID=48227182

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/057115 Ceased WO2013150104A1 (fr) 2012-04-04 2013-04-04 Dispositif de mise en contact de signaux, étanche à l'eau et insensible aux tolérances

Country Status (2)

Country Link
DE (1) DE102013205978A1 (fr)
WO (1) WO2013150104A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2291283A (en) * 1994-06-30 1996-01-17 Whitaker Corp Sealed interconnect system
US5703494A (en) * 1994-11-09 1997-12-30 Tokyo Electron Limited Probing test apparatus
DE10048763A1 (de) * 2000-09-29 2002-04-11 2 E Rolf Hiller Gmbh Anordnung zur elektrischen Kontaktierung
JP2003329707A (ja) * 2002-05-08 2003-11-19 Nec Kyushu Ltd コンタクトプローブピン
US6677772B1 (en) * 2002-08-21 2004-01-13 Micron Technology, Inc. Contactor with isolated spring tips
WO2011161026A1 (fr) * 2010-06-24 2011-12-29 Fci Automotive Holding Connecteur électrique et équipement électrique comprenant ce connecteur
US20120008298A1 (en) * 2010-07-06 2012-01-12 Thales Connector for electronic assemblies that screens and does not require soldering

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2291283A (en) * 1994-06-30 1996-01-17 Whitaker Corp Sealed interconnect system
US5703494A (en) * 1994-11-09 1997-12-30 Tokyo Electron Limited Probing test apparatus
DE10048763A1 (de) * 2000-09-29 2002-04-11 2 E Rolf Hiller Gmbh Anordnung zur elektrischen Kontaktierung
JP2003329707A (ja) * 2002-05-08 2003-11-19 Nec Kyushu Ltd コンタクトプローブピン
US6677772B1 (en) * 2002-08-21 2004-01-13 Micron Technology, Inc. Contactor with isolated spring tips
WO2011161026A1 (fr) * 2010-06-24 2011-12-29 Fci Automotive Holding Connecteur électrique et équipement électrique comprenant ce connecteur
US20120008298A1 (en) * 2010-07-06 2012-01-12 Thales Connector for electronic assemblies that screens and does not require soldering

Also Published As

Publication number Publication date
DE102013205978A1 (de) 2013-10-10

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