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WO2018180484A1 - Connecteur - Google Patents

Connecteur Download PDF

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Publication number
WO2018180484A1
WO2018180484A1 PCT/JP2018/009878 JP2018009878W WO2018180484A1 WO 2018180484 A1 WO2018180484 A1 WO 2018180484A1 JP 2018009878 W JP2018009878 W JP 2018009878W WO 2018180484 A1 WO2018180484 A1 WO 2018180484A1
Authority
WO
WIPO (PCT)
Prior art keywords
connector
electric wire
housing
vibration absorber
dynamic vibration
Prior art date
Application number
PCT/JP2018/009878
Other languages
English (en)
Japanese (ja)
Inventor
修也 西尾
Original Assignee
株式会社オートネットワーク技術研究所
住友電装株式会社
住友電気工業株式会社
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 株式会社オートネットワーク技術研究所, 住友電装株式会社, 住友電気工業株式会社 filed Critical 株式会社オートネットワーク技術研究所
Publication of WO2018180484A1 publication Critical patent/WO2018180484A1/fr

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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
    • H01R13/533—Bases, cases made for use in extreme conditions, e.g. high temperature, radiation, vibration, corrosive environment, pressure
    • 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
    • H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding  
    • H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
    • H01R13/6591—Specific features or arrangements of connection of shield to conductive members
    • H01R13/6592—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable
    • H01R13/6593—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable the shield being composed of different pieces
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/62—Hybrid vehicles

Definitions

  • the technology disclosed in this specification relates to a connector.
  • the connector fixed to the device case includes a connector housing in which terminals are accommodated and a shield shell that covers the connector housing.
  • a means for fixing such a connector to the case for example, there is a means for providing a fastening portion having a bolt insertion hole in the shield shell and screwing the fastening portion to the shield case using a bolt (Patent Document 1). reference).
  • the connector disclosed by this specification is a connector attached with respect to an apparatus,
  • the connector housing which can be fitted with the other party connector with which the apparatus was equipped,
  • a dynamic vibration absorber that is assembled to the connector housing by including a shield shell that is mounted on the connector housing with a fixing portion that is fixed to a device, a mass body, and a spring member that supports the mass body in a swingable manner. And comprising.
  • the resonance of the connector can be suppressed by the dynamic vibration absorber.
  • the shield shell includes a plurality of fixing portions arranged side by side, and the mass absorber swings in a direction perpendicular to a line connecting the plurality of fixing portions. It may be assembled in the direction you want.
  • the connector when a vibration is applied, the connector vibrates using a line connecting a plurality of fixed portions as a rotation axis.
  • the dynamic vibration absorber is assembled in a direction in which the mass body swings in a direction perpendicular to the rotation axis, that is, in a direction in which the mass body swings along the vibration direction of the connector. It can be reliably suppressed.
  • the said dynamic vibration absorber is arrange
  • the conductive member includes an electric wire
  • the connector housing includes a housing main body, and an electric wire holding portion that extends from the housing main body and holds the electric wire
  • the dynamic vibration absorber is the electric wire holding portion.
  • the shield shell may include a fixed wall disposed on the opposite side of the electric wire holding portion across the housing body, and the fixed portion may be disposed on the fixed wall.
  • the dynamic vibration absorber is disposed at the position farthest from the fastening point with respect to the device, that is, at the position where the amplitude is the largest, the resonance of the connector can be reliably suppressed. .
  • the resonance of the connector can be suppressed.
  • the shield connector 1 of the present embodiment is a connector that is attached to a case 111 of a device 110 (an inverter or a motor) mounted on a vehicle such as a hybrid vehicle or an electric vehicle.
  • the shield connector 1 is roughly composed of a connector housing 50 made of a synthetic resin, two internal conductive members 10 (corresponding to conductive members) assembled to the connector housing 50, two electric wires 40 with terminals (corresponding to conductive members), The terminal holding member 80 and the dynamic vibration absorber 90 and two shield shells (first shield shell 100 and second shield shell 106) attached to the connector housing 50 are provided.
  • the internal conductive member 10 includes a metal female terminal 11 and an L-shaped terminal 21, and a braided wire 31 that connects the female terminal 11 and the L-shaped terminal 21.
  • the female terminal 11 is a member connected to a mating terminal (not shown) arranged inside the case 111, and as shown in FIG. And a plate-like first mounting portion 13 extending from one end.
  • the L-shaped terminal 21 is a metal plate bent into an L-shape, and as shown in FIG. 3, one side of the L-shape is a fastening portion 22 having a bolt insertion hole 24, and the other side is a second attachment. It becomes part 23.
  • the braided wire 31 is a cylindrical member in which metal strands are knitted in a mesh shape, and has flexibility and conductivity.
  • One end of the braided wire 31 is overlapped with the first attachment portion 13 and fixed by resistance welding.
  • the other end is overlapped with the second mounting portion 23 and fixed by resistance welding.
  • the electric wire 40 with a terminal is equipped with the electric wire 41 and the relay terminal 42 connected to the one end part of the electric wire 41, as shown in FIG.
  • the electric wire 41 has a general configuration including a conductive core wire and an insulating coating that covers the periphery of the core wire.
  • the relay terminal 42 is made of metal and includes a plate-like connection portion 43 having a bolt insertion hole 44 and a barrel portion 45 that is connected to the connection portion 43 and is crimped to the core wire exposed at the end of the electric wire 41. ing.
  • the barrel part 45 is simplified and shown.
  • the connector housing 50 includes a housing main body 51, a fitting portion 61 that is continuous from the housing main body 51, and an electric wire holding portion 71 that is also continuous from the housing main body 51.
  • the housing main body 51 is a block-like portion as a whole, and as shown in FIG. 3, one of the outer surfaces is a fitting surface 51 ⁇ / b> F that faces the case 111 when assembled to the device 110. (See also FIG. 9). As shown in FIG. 3, the housing main body 51 has a housing space 52 that houses a part of the internal conductive member 10 (a part of the braided wire 31 and the L-shaped terminal 21). On the other surface of the housing body 51 parallel to the fitting surface 51F, when the internal conductive member 10 and the terminal-attached electric wire 40 are assembled to the connector housing 50, an operator puts his / her hand inside the accommodating space 52 to work. For this purpose, a working opening 53 is opened.
  • the fitting portion 61 is a cylindrical portion that extends vertically from the fitting surface 51 ⁇ / b> F of the housing body 51, and is a mating connector (not shown) disposed inside the case 111. )).
  • the internal space of the fitting portion 61 is a mounting chamber 62 that can accommodate the terminal holding member 80, and communicates with the storage space 52.
  • the accommodation space 52 and the mounting chamber 62 are divided into two sections by a partition wall 55.
  • a nut holding portion 56 is disposed inside each compartment, and a nut 57 is held in the nut holding portion 56.
  • the electric wire holding portion 71 is an elliptical columnar portion extending in a direction perpendicular to the fitting portion 61 from the housing main body 51, and a surface opposite to the housing main body 51 is an electric wire outlet surface 71F.
  • the electric wire holding portion 71 includes two first cavities 72 that accommodate the terminal-attached electric wires 40 and a vibration absorbing chamber 73 that accommodates the dynamic vibration absorber 90. Each first cavity 72 communicates with the accommodation space 52 and opens to the electric wire outlet surface 71F.
  • the vibration absorbing chamber 73 is located between the two first cavities 72, has an opening in the wire lead-out surface 71 ⁇ / b> F, and extends from the opening edge of the opening toward the housing body 51. It is a space defined by the inner wall surface that extends. As shown in FIG. 5, the inner wall surface defining the vibration absorbing chamber 73 has two holding surfaces 74 that are spaced apart from each other and parallel to the fitting surface 51 ⁇ / b> F. A groove 75 is provided.
  • the holding groove 75 is a groove defined by a groove bottom surface 75 ⁇ / b> A that extends from the electric wire outlet surface 71 ⁇ / b> F to the back and is parallel to the holding surface 74 and a groove side surface 75 ⁇ / b> B that connects the groove bottom surface 75 ⁇ / b> A and the holding surface 74.
  • the terminal holding member 80 is a member assembled to the fitting portion 61, and has a shape in which two cylindrical terminal accommodating cylinders 81 are arranged side by side and connected to each other as shown in FIG. ing. As shown in FIG. 3, the internal space of each terminal accommodating cylinder 81 is a second cavity 82 that accommodates the female terminal 11. One end of the terminal holding member 80 is accommodated in the mounting chamber 62, and the remaining portion protrudes to the outside. The terminal holding member 80 is held by the fitting portion 61 and is assembled by the first retainer R 1 assembled to the tip of the fitting portion 61. It has been retained.
  • each internal conductive member 10 has a female terminal 11 and a part of the braided wire 31 fixed to the female terminal 11 accommodated in each second cavity 82, and the rest of the braided wire 31.
  • the L-shaped terminal 21 are accommodated in the mounting chamber 62 and the accommodating space 52.
  • each terminal-attached electric wire 40 includes an electric wire 41 and a barrel portion 45 accommodated in each first cavity 72.
  • a second retainer R2 is attached to the opening of the first cavity 72, thereby preventing the electric wire 41 from coming off.
  • the connecting portion 43 is accommodated in the accommodating space 52.
  • the fastening portion 22 and the connection portion 43 are overlapped so that the positions of the bolt insertion holes 24 and 44 are aligned with each other, and the connection bolt B1 is inserted into the bolt insertion holes 24 and 44 and the nut 57 is inserted. It is fixed by screwing to. Thereby, the internal conductive member 10 and the electric wire 40 with a terminal are electrically connected.
  • the dynamic vibration absorber 90 is a device that suppresses a resonance phenomenon around the natural frequency of an object (in this embodiment, the shield connector 1 as a whole), and as shown in FIGS. 5 and 8, a mass body 91, Two coil springs 94 (corresponding to spring members) that support the mass body 91 in a swingable manner are provided.
  • the mass body 91 includes a round bar-shaped shaft portion 92 and a disk-shaped flange portion 93 that protrudes outward from the center position between both ends of the shaft portion 92.
  • the two coil springs 94 are attached to both sides of the flange portion 93 so as to insert the shaft portion 92 therein.
  • the dynamic vibration absorber 90 is oriented so that the shaft portion 92 is perpendicular to the two holding surfaces 74 (that is, to the fitting surface 51 ⁇ / b> F) inside the vibration absorbing chamber 73. Contained.
  • Each of the two coil springs 94 has one end abutting against the flange portion 93, the other end portion being accommodated inside the holding groove 75 and abutting against the groove bottom surface 75 ⁇ / b> A, and the flange portion 93 and the groove bottom surface 75 ⁇ / b> A. It is in a state of being slightly compressed between.
  • the mass body 91 is held in a state where both ends of the shaft portion 92 are spaced from the groove bottom surface 75A, and can swing along the axial direction (the extending direction of the shaft portion 92). As shown in FIG. 4, the opening of the vibration absorbing chamber 73 is closed by fitting the third retainer R ⁇ b> 3, thereby preventing the dynamic vibration absorber 90 from coming off.
  • the first shield shell 100 is made of metal, and is attached to the connector housing 50 as shown in FIG. 1, and the surface (fitting surface 51F) on which the fitting portion 61 of the housing body 51 is disposed and the electric wire holding portion. It is a member that covers the surface excluding the surface on which 71 is disposed and is fixed to the case 111 of the device 110.
  • the first shield shell 100 is a plate-wall-shaped first fixed wall 101 (fixed) that covers the outer surface of the housing body 51 on the side opposite to the wire holding portion 71.
  • the first fixed wall 101 corresponds to the wall
  • the plate wall-shaped second fixed wall 102 covering the surface opposite to the fitting surface 51F
  • the first fixed wall 101 and the second fixed wall 102 Two side walls 103 perpendicular to both are provided.
  • the first fixed wall 101 is fixed to the housing body 51 by fastening bolts B2.
  • an attachment piece 102A extends from the second fixed wall 102, and the attachment piece 102A is fixed to the electric wire holding portion 71 by a fastening bolt B2.
  • the end of the first fixed wall 101 opposite to the second fixed wall 102 is outside of the fitting surface 51 ⁇ / b> F when the first shield shell 100 is assembled to the connector housing 50.
  • the two fixing portions 104 are arranged so as to be aligned along the fitting surface 51F.
  • Each fixing portion 104 has a bolt insertion hole 105.
  • the second shield shell 106 is a metallic cylindrical member, and is mounted so as to cover the outer periphery of the electric wire holding portion 71 as shown in FIGS. 1 and 4.
  • the device 110 includes a case 111 and a device main body (not shown) accommodated in the case.
  • the outer surface of the case 111 has a connector arrangement surface 112 on which the shield connector 1 is arranged, and a fixing surface 113 perpendicular to the connector arrangement surface 112.
  • the case 111 has a mounting hole 114 that is open to the connector placement surface 112 and that penetrates the inside and outside of the connector placement surface 112.
  • a part of case 111 is shown in figure and the other part is abbreviate
  • the fitting surface 51F hits the connector placement surface 112
  • the fitting portion 61 is accommodated in the mounting hole 114, and the terminal holding member 80, as shown in FIG.
  • the front end portion of the case faces the inside of the case 111.
  • the fixing unit 104 is disposed along the fixing surface 113.
  • the shield connector 1 is fixed to the case 111 by inserting the mounting bolt B ⁇ b> 3 into the bolt insertion hole 105 and screwing it onto the case 111.
  • the shield connector 1 may resonate when a vibration having a frequency close to the natural frequency of the shield connector 1 is applied during traveling of the vehicle.
  • the shield connector 1 includes the dynamic vibration absorber 90 in this embodiment.
  • the dynamic vibration absorber 90 suppresses vibration in the vicinity of the natural frequency of the shield connector 1.
  • the dynamic vibration absorber 90 is attached in such a direction that the mass body 91 swings along the vibration direction of the shield connector 1 (see FIGS. 5, 8, and 9).
  • the shield connector 1 has two fastening points with respect to the case 111, that is, a line connecting two fixing portions 104 (more specifically, a center position of a circle drawn by a hole edge of the bolt insertion hole 105 included in the fixing portion 104). Is oscillated about the rotation axis P (see FIGS. 7 and 9). Since the two fixing portions 104 are arranged along the fitting surface 51F as described above, the rotation axis P is a straight line parallel to the fitting surface 51F.
  • the dynamic vibration absorber 90 is assembled in a direction in which the mass body 91 swings in a direction perpendicular to a line (rotation axis P) connecting the two fixed portions 104.
  • the shield connector 1 vibrates around the rotation axis P in a direction approaching and separating from the connector placement surface 112 (in the direction of the arrow shown in FIG. 9).
  • the dynamic vibration absorber 90 is assembled in such a direction that the shaft portion 92 is perpendicular to the fitting surface 51F (that is, the connector arrangement surface 112). Is swingable along the extending direction of the shaft portion 92, that is, in the direction of approaching-separating from the connector placement surface 112.
  • the dynamic vibration absorber 90 is attached in a direction in which the mass body 91 swings along the vibration direction of the shield connector 1, whereby the resonance of the shield connector 1 can be reliably suppressed.
  • the dynamic vibration absorber 90 is disposed at a position farthest from two fastening points with respect to the case 111.
  • the dynamic vibration absorber 90 is provided in the electric wire holding portion 71 and disposed inside the vibration absorbing chamber 73 adjacent to the electric wire outlet surface 71F, whereas the two fixed portions 104 are the first shield.
  • the first fixed wall 101 extends from the first fixed wall 101 of the shell 100 along the outer surface of the connector housing 50 opposite to the wire lead-out surface 71F. According to such a configuration, since the dynamic vibration absorber 90 is disposed at a position farthest from the fastening point with respect to the case 111, that is, a position where the amplitude becomes the largest, the resonance of the shield connector 1 is surely suppressed. can do.
  • the shield connector 1 is a connector fixed to the device 110, and the connector housing 50 that can be fitted to the mating connector provided in the device 110, and the connector housing 50, a first shield shell 100 that is mounted on the connector housing 50 with a fixed portion 104 that is fixed to the device 110, and a dynamic vibration damper that is assembled to the connector housing 50.
  • the dynamic vibration absorber 90 includes a mass body 91 and two coil springs 94 that support the mass body 91 in a swingable manner. According to such a configuration, resonance of the shield connector 1 can be suppressed when vibration is applied to the shield connector 1.
  • the first shield shell 100 includes two fixing portions 104 arranged side by side, and the dynamic vibration absorber 90 is perpendicular to a line (rotation axis P) connecting the two fixing portions 104.
  • the mass body 91 is assembled in a swinging direction.
  • the shield connector 1 vibrates using the line connecting the two fixed portions 104 as the rotation axis P.
  • the dynamic vibration absorber 90 is in a direction in which the mass body 91 swings in a direction perpendicular to a line (rotation axis P) connecting the two fixed portions 104, that is, along the vibration direction of the shield connector 1. Since it is assembled in a swinging direction, resonance can be reliably suppressed.
  • the dynamic vibration absorber 90 is disposed at a position farthest from the fixed portion 104.
  • the connector housing 50 includes a housing main body 51 and an electric wire holding portion 71 that extends from the housing main body 51 and holds the electric wire 41, and the dynamic vibration absorber 90 is assembled to the electric wire holding portion 71.
  • the first shield shell 100 includes a first fixed wall 101 disposed on the opposite side of the electric wire holding portion 71 with the housing body 51 interposed therebetween, and the fixed portion 104 is disposed on the first fixed wall 101.
  • the dynamic vibration absorber 90 is disposed at a position farthest from the fastening point with respect to the device 110, that is, a position where the amplitude is the largest, the resonance of the shield connector 1 is surely suppressed. can do.
  • the dynamic vibration absorber 90 includes the mass body including the shaft portion 92 and the flange portion 93 and the two coil springs 94 that support the mass body.
  • a plate spring may be used as the spring member.
  • the first shield shell 100 includes the two fixing portions 104.
  • the number of fixing portions is not limited to the above embodiment, and may be one or three or more. .
  • Shield connector (connector) 10 Internal conductive member (conductive member) 40 ... Electric wire with terminal (conductive member) DESCRIPTION OF SYMBOLS 41 ... Electric wire 50 ... Connector housing 71 ... Electric wire holding part 90 ... Dynamic vibration absorber 91 ... Mass body 94 ... Coil spring (spring member) 100 ... 1st shield shell (shield shell) 101 ... 1st fixed wall (fixed wall) 104 ... fixed part 110 ... equipment

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

L'invention concerne un connecteur de blindage 1 qui est un connecteur fixé à un dispositif 110, le connecteur de blindage 1 étant pourvu : d'un boîtier 50 de connecteur pouvant s'accoupler avec un connecteur côté contrepartie disposé sur le dispositif 110 ; d'un fil équipé d'une borne 40 et d'un élément électroconducteur interne 10 maintenu par le boîtier 50 de connecteur ; d'une première coque de blindage 100, pourvue d'une partie de fixation 104 destinée à être fixée au dispositif 110 et montée dans le boîtier 50 de connecteur ; et d'un absorbeur de vibrations dynamique 90 fixé au boîtier 50 de connecteur. L'absorbeur de vibrations dynamique 90 est pourvu d'un corps de masse 91 et de deux ressorts hélicoïdaux 94 destinés à supporter de manière oscillante le corps de masse 91. Une telle configuration permet de supprimer la résonance du connecteur de blindage 1 lors de l'application de vibrations au connecteur de blindage 1.
PCT/JP2018/009878 2017-03-27 2018-03-14 Connecteur WO2018180484A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017060640A JP2018163810A (ja) 2017-03-27 2017-03-27 コネクタ
JP2017-060640 2017-03-27

Publications (1)

Publication Number Publication Date
WO2018180484A1 true WO2018180484A1 (fr) 2018-10-04

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ID=63675433

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/009878 WO2018180484A1 (fr) 2017-03-27 2018-03-14 Connecteur

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JP (1) JP2018163810A (fr)
WO (1) WO2018180484A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7418390B2 (ja) 2021-12-28 2024-01-19 矢崎総業株式会社 シールドシェルの製造方法及びコネクタ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004239618A (ja) * 2003-02-03 2004-08-26 Denso Corp センサ装置
JP2007198477A (ja) * 2006-01-25 2007-08-09 Tokai Rubber Ind Ltd ダイナミックダンパ及び電子機器
JP2014086152A (ja) * 2012-10-19 2014-05-12 Auto Network Gijutsu Kenkyusho:Kk シールドコネクタ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004239618A (ja) * 2003-02-03 2004-08-26 Denso Corp センサ装置
JP2007198477A (ja) * 2006-01-25 2007-08-09 Tokai Rubber Ind Ltd ダイナミックダンパ及び電子機器
JP2014086152A (ja) * 2012-10-19 2014-05-12 Auto Network Gijutsu Kenkyusho:Kk シールドコネクタ

Also Published As

Publication number Publication date
JP2018163810A (ja) 2018-10-18

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