WO2021187046A1 - コネクタ - Google Patents

コネクタ Download PDF

Info

Publication number
WO2021187046A1
WO2021187046A1 PCT/JP2021/007250 JP2021007250W WO2021187046A1 WO 2021187046 A1 WO2021187046 A1 WO 2021187046A1 JP 2021007250 W JP2021007250 W JP 2021007250W WO 2021187046 A1 WO2021187046 A1 WO 2021187046A1
Authority
WO
WIPO (PCT)
Prior art keywords
bus bar
housing
contact
ceramic member
flat surface
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/JP2021/007250
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
佑多 兼松
潤一 椋野
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.)
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
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 Sumitomo Wiring Systems Ltd, AutoNetworks Technologies Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Wiring Systems Ltd
Priority to CN202180020562.0A priority Critical patent/CN115280601A/zh
Priority to US17/909,532 priority patent/US12381337B2/en
Publication of WO2021187046A1 publication Critical patent/WO2021187046A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • 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
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
    • H01R4/4863—Coil spring

Definitions

  • This disclosure relates to connectors.
  • a connector includes a metal housing and a conductor held in the housing, and an intermediate insulating portion is provided between the conductor and the housing (see, for example, Patent Document 1).
  • the intermediate insulating portion is made of a ceramic member having high thermal conductivity, the heat dissipation of the bus bar is improved.
  • the purpose of this disclosure is to provide a connector that enables good heat dissipation.
  • the connector of the present disclosure includes a metal housing, a flat plate-shaped bus bar held by the housing, a ceramic member interposed between one flat surface of the bus bar and a contact portion of the housing, and the bus bar. It is provided with a pressing member that presses the other flat surface of the above toward the contact portion side.
  • FIG. 1 is a cross-sectional view of a connector according to an embodiment.
  • FIG. 2 is a front view of the connector in one embodiment.
  • the connectors of the present disclosure are [1] A metal housing, a flat plate-shaped bus bar held by the housing, a ceramic member interposed between one flat surface of the bus bar and a contact portion of the housing, and the other of the bus bar. A pressing member for pressing the flat surface toward the contact portion is provided.
  • the other flat surface of the bus bar is pressed toward the contact portion by the pressing member, and one flat surface of the bus bar is pressed and contacted with the contact portion of the housing via the ceramic member. Therefore, one flat surface of the bus bar is maintained in a state of being in contact with the contact portion of the housing without a gap via a ceramic member having high thermal conductivity, and the heat dissipation of the bus bar is improved.
  • the bus bar can be stably pressed against the ceramic member.
  • a contact member is provided that is in contact with the other flat surface of the bus bar and is pressed against the pressing member, and the surface of the contact member facing the bus bar is the same in the extending direction of the bus bar. It is preferably set to be longer than the length of the ceramic member.
  • the surface of the contact member facing the bus bar which is in contact with the other flat surface of the bus bar and is pressed by the pressing member, is set to be longer than the length of the ceramic member in the extending direction of the bus bar. Therefore, the bus bar can be stably pressed against the ceramic member.
  • the bus bar is provided with a contact member that is in contact with the other flat surface of the bus bar and is pressed against the pressing member, and the surface of the contact member facing the bus bar is the bus bar in the width direction of the bus bar. It is preferable that the length is set to be longer than or equal to.
  • the surface of the contact member facing the bus bar which is in contact with the other flat surface of the bus bar and is pressed by the pressing member, is set to be equal to or longer than the length of the bus bar in the width direction of the bus bar. , The bus bar can be stably pressed against the ceramic member.
  • the surface of the ceramic member facing the bus bar is preferably set to be equal to or longer than the length of the bus bar in the width direction of the bus bar.
  • the surface of the ceramic member facing the bus bar is set to be longer than the length of the bus bar in the width direction of the bus bar, so that the bus bar can be stably pressed against the ceramic member. Further, since the entire width direction of the bus bar can be brought into contact with the ceramic member, heat dissipation is improved.
  • the connector 11 includes a housing 13 connected to an electric device 12 such as an inverter, and a flat plate-shaped bus bar 14 held in the housing 13.
  • an electric device 12 such as an inverter
  • a flat plate-shaped bus bar 14 held in the housing 13.
  • the housing 13 is made of metal, and in this embodiment, it is made of aluminum.
  • the housing 13 has a substantially square cylindrical tubular portion 13a in which the bus bar 14 is inserted, and a flange portion 13b extending in a flange shape from an opening on the tip end side of the tubular portion 13a.
  • a pair of tubular portions 13a are arranged side by side in the width direction of the bus bar 14. Further, fixing holes 13c are provided at the four corners of the flange portion 13b in the housing 13.
  • the connector 11 is fixed to the electric device 12 by a screw (not shown) inserted into the fixing hole 13c and screwed into the electric device 12.
  • the housing 13 of the present embodiment is formed by housing constituent members 15 and 16 having a shape divided in the vertical direction in FIG. 2 in a direction orthogonal to the parallel direction of the tubular portions 13a.
  • connection terminal 18 fixed to the core wire 17a of the electric wire 17 is connected to the base end side of the bus bar 14.
  • the tip end side of the bus bar 14 projects to the outside of the housing 13 and is connected to a connection terminal (not shown) of the electrical device 12.
  • the connector 11 of the present embodiment has a ceramic member 20 interposed between one flat surface 14a of the bus bar 14 and a contact portion 19 of the housing 13, and a contact portion 19 of the other flat surface 14b of the bus bar 14.
  • a compression coil spring 21 is provided as a pressing member that presses the side.
  • the ceramic member 20 is made of, for example, alumina, has insulating properties, and has a higher thermal conductivity than a resin material or the like.
  • the ceramic member 20 is formed in a flat plate shape, and is interposed between one flat surface 14a of the bus bar 14 and a contact portion 19 which is an upper wall of the tubular portion 13a of the housing 13.
  • the surface of the ceramic member 20 facing the bus bar 14 is set to be larger than the length of the bus bar 14 in the width direction of the bus bar 14. That is, the width of the ceramic member 20 of the present embodiment is set to be larger than the width of the bus bar 14, and one flat surface 14a of the bus bar 14 is set so that the entire width direction is in contact with the ceramic member 20.
  • a spring accommodating portion 13d is recessed in the lower wall of the tubular portion 13a of the housing 13.
  • a pair of spring accommodating portions 13d are arranged side by side in the extending direction of the bus bar 14 and in the longitudinal direction of the tubular portion 13a.
  • the compression coil spring 21 is housed in each spring accommodating portion 13d in a state of being compressed in the vertical direction so as to press the other flat surface 14b of the bus bar 14 toward the contact portion 19.
  • the connector 11 of the present embodiment includes a contact member 22 that is in contact with the other flat surface 14b of the bus bar 14 and is pressed against the compression coil spring 21.
  • the contact member 22 is made of an insulating resin material such as polybutylene terephthalate.
  • the contact member 22 has a pair of positioning cylinder portions 22a that are formed in a flat plate shape and project to the bottom side of the spring accommodating portion 13d.
  • the compression coil spring 21 is provided so as to be fitted on the positioning cylinder portion 22a, and presses the contact member 22 toward the contact portion 19 on the bus bar 14 side.
  • the surface of the contact member 22 facing the bus bar 14 is set to be larger than the length of the ceramic member 20 in the extending direction of the bus bar 14.
  • the surface of the contact member 22 facing the bus bar 14 is set to be larger than the length of the bus bar 14 in the width direction of the bus bar 14.
  • the other flat surface 14b of the bus bar 14 is pressed by the compression coil spring 21, so that one flat surface 14a of the bus bar 14 is pressed and contacted with the contact portion 19 of the housing 13 via the ceramic member 20.
  • the state is maintained. Therefore, for example, it is possible to prevent a minute gap from being generated between the members due to a dimensional error of each member, a difference in the coefficient of linear expansion, or the like.
  • the bus bar 14 can be stably pressed against the ceramic member 20.
  • the facing surface of the contact member 22 that is in contact with the other flat surface 14b of the bus bar 14 and pressed against the compression coil spring 21 with the bus bar 14 is the length of the ceramic member 20 in the extending direction of the bus bar 14. Since the setting is more than that, the bus bar 14 can be stably pressed against the ceramic member 20.
  • the facing surface of the contact member 22 that is in contact with the other flat surface 14b of the bus bar 14 and pressed against the compression coil spring 21 with the bus bar 14 is equal to or longer than the length of the bus bar 14 in the width direction of the bus bar 14. Therefore, the bus bar 14 can be stably pressed against the ceramic member 20.
  • the bus bar 14 can be stably pressed against the ceramic member 20. Further, since the entire width direction of the bus bar 14 comes into contact with the ceramic member 20, heat dissipation is improved.
  • This embodiment can be implemented by changing as follows.
  • the present embodiment and the following modified examples can be implemented in combination with each other within a technically consistent range.
  • the pressing member is the compression coil spring 21, but the pressing member is not limited to this, and may be changed to another pressing member such as a leaf spring.
  • two compression coil springs 21 as pressing members are provided, but the present invention is not limited to this, and any number of compression coil springs 21 may be provided.
  • the number of pressing members may be one or three or more.
  • the surface of the contact member 22 facing the bus bar 14 is set to be larger than the length of the ceramic member 20 in the extending direction of the bus bar 14, but the length is not limited to this, and for example, ceramic. It may be the same as the length of the member 20, or may be smaller than the length of the ceramic member 20.
  • the surface of the contact member 22 facing the bus bar 14 is set to be larger than the length of the bus bar 14 in the width direction of the bus bar 14, but the present invention is not limited to this, and for example, the ceramic member 20 It may be the same as the length of the ceramic member 20, or it may be smaller than the length of the ceramic member 20.
  • the surface of the ceramic member 20 facing the bus bar 14 is set to be larger than the length of the bus bar 14 in the width direction of the bus bar 14, but the length is not limited to this, and for example, the length of the bus bar 14 is set. It may be the same as, or it may be smaller than the length of the bus bar 14.
  • the connector 11 has a pair of a tubular portion 13a and a bus bar 14, but the connector 11 is not limited to this, and may have one or three or more connectors, for example.
  • the housing 13 is made of aluminum, but the present invention is not limited to this, and the housing 13 may be made of another metal material.
  • the ceramic member 20 is made of alumina as a material, but the ceramic member 20 is not limited to this, and can be made of other materials as long as it has an insulating property and a higher thermal conductivity than a resin material or the like. It may be.
  • the contact member 22 has a flat plate-shaped main body portion, two positioning cylinder portions 22a protruding from the main body portion toward the inside of the spring accommodating portion 13d, and two through holes. You may. Each through hole may penetrate the corresponding positioning cylinder portion 22a and the main body portion.
  • the two positioning cylinders 22a may be arranged at positions corresponding to both ends of the ceramic member 20 in the extending direction of the bus bar 14, that is, in the longitudinal direction. As a result, both ends of the ceramic member 20 are pressed by the compression coil springs 21.
  • the width of the contact member 22 may be the same as the width of the ceramic member 20.
  • the connector (11) is A metal housing (13) comprising a first and second housing components (15, 16) and a housing (13).
  • One or more flat bus bars (14) held between the first housing component (15) and the second housing component (16), and A ceramic member (20) that is one or more flat ceramic members (20) and is sandwiched between the first housing constituent member (15) and each bus bar (14).
  • a contact member (22) which is one or more contact members (22) and is arranged between the bus bar (14) and the second housing component (16).
  • One or more pressing members (21), each pressing member (21) is arranged between the corresponding abutting member (22) and the second housing component (16), and the abutting member. (22), a pressing member (21) that presses the bus bar (14) and the ceramic member (20) toward the first housing component (15). May be provided.
  • the first housing component (15) has one or more flat contact portions (19) that come into surface contact with the ceramic member (20).
  • Each of the bus bars (14) has a first flat surface (14a) that makes surface contact with the corresponding ceramic member (20), and a second flat surface (14b) that makes surface contact with the corresponding pressing member (21). May have.
  • the second housing member (16) is A plate-shaped portion facing the contact portion (19) and It has one or more accommodating portions (13d) arranged in the plate-shaped portion, and has an accommodating portion (13d) that opens toward the contact portion (19).
  • Each of the pressing members (21) may be accommodated in the corresponding accommodating portion (13d).
  • the second housing member (16) has two housing portions (13d) arranged in the longitudinal direction of the bus bar (14), and the two housing members (13d) are arranged.
  • the accommodating portion (13d) may be arranged at a position corresponding to both ends of the ceramic member (20) in the longitudinal direction.
  • the length of the bus bar (14) along the longitudinal direction may be longer than the length of the second housing member (16) along the longitudinal direction. good.
  • the length of the second housing member (16) along the longitudinal direction is longer than the length of the contact member (22) along the longitudinal direction. You may.
  • both ends of the bus bar (14) in the longitudinal direction are exposed to the outside of the housing (13).
  • the ceramic member (20), the abutting member (22), and the one or more pressing members (21) may be housed in the housing (13).
  • the first and second housing components (15, 16) are configured to be fixed to another member, for example, an electrical device (12). It may have a flange portion (13b).
  • the contact member (22) is The flat body part and One or more positioning cylinder portions (22a) protruding from the main body portion toward the inside of the accommodating portion (13d), and It may have the corresponding positioning cylinder portion (22a) and one or more through holes penetrating the main body portion.
  • the pressing member (21) is a coil spring (21) housed in the housing portion (13d), and is an outer circumference of the positioning cylinder portion (22a). It may be arranged so as to surround the.
  • the coil spring (21) has a first end that contacts the main body portion and a second end that contacts the inner surface of the accommodating portion (13d). You may.
  • the one or more bus bars (14) include a plurality of bus bars (14).
  • the plurality of bus bars (14) may be arranged in the width direction thereof.
  • the first and second housing components (15, 16) may have a shape obtained by dividing the housing (13) into two parts.
  • the first and second housing components (15, 16) are along both the width direction and the longitudinal direction of the one or more bus bars (14). It may be a divided body divided by an extending dividing surface.
  • Connector 12 Electrical equipment 13 Housing 13a Cylindrical part 13b Flange part 13c Fixing hole 13d Spring accommodating part 14b One flat surface 14b The other flat surface 15, 16 Housing components 17 Electric wire 17a Core wire 18 Connection terminal 19 Contact part 20 Ceramic Member 21 Compression coil spring (pressing member) 22 Contact member 22a Positioning cylinder

Landscapes

  • Connector Housings Or Holding Contact Members (AREA)
PCT/JP2021/007250 2020-03-18 2021-02-26 コネクタ Ceased WO2021187046A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202180020562.0A CN115280601A (zh) 2020-03-18 2021-02-26 连接器
US17/909,532 US12381337B2 (en) 2020-03-18 2021-02-26 Busbar connector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020047452A JP7310669B2 (ja) 2020-03-18 2020-03-18 コネクタ
JP2020-047452 2020-03-18

Publications (1)

Publication Number Publication Date
WO2021187046A1 true WO2021187046A1 (ja) 2021-09-23

Family

ID=77771848

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2021/007250 Ceased WO2021187046A1 (ja) 2020-03-18 2021-02-26 コネクタ

Country Status (4)

Country Link
US (1) US12381337B2 (enExample)
JP (1) JP7310669B2 (enExample)
CN (1) CN115280601A (enExample)
WO (1) WO2021187046A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH12021553057A1 (en) * 2019-06-10 2022-07-25 Wetown Electric Group Co Ltd Elastic plug-in jaw structure for tap-off unit and plug-in structure for busbar trunking system
JP7742022B2 (ja) * 2021-11-24 2025-09-19 株式会社オートネットワーク技術研究所 シールドコネクタ
WO2023095693A1 (ja) * 2021-11-24 2023-06-01 株式会社オートネットワーク技術研究所 シールドコネクタ
JP7675343B2 (ja) * 2021-11-24 2025-05-13 株式会社オートネットワーク技術研究所 シールドコネクタ
JP7616128B2 (ja) * 2022-03-14 2025-01-17 株式会社オートネットワーク技術研究所 シールドコネクタ
JP7616129B2 (ja) * 2022-03-14 2025-01-17 株式会社オートネットワーク技術研究所 シールドコネクタ

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462657A (en) * 1980-04-18 1984-07-31 Eaton Corporation Compliant electrical connector for flat conductors
US7744386B1 (en) * 2009-11-02 2010-06-29 Lighting Services Inc. High amperage busway system
JP2013035319A (ja) * 2011-08-04 2013-02-21 Hitachi Automotive Systems Ltd 電子制御装置
JP2017112031A (ja) * 2015-12-18 2017-06-22 株式会社オートネットワーク技術研究所 コネクタ
JP2017117534A (ja) * 2015-12-21 2017-06-29 本田技研工業株式会社 電気的接続構造体、端子構造体及び車両並びに電気的接続構造体の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3691512A (en) * 1970-09-16 1972-09-12 Pyle National Co Impregnated ceramic insulators and method of making same
US4213003A (en) * 1978-02-15 1980-07-15 Carlson Elmer T Bus conduit electrical distribution system
US7875818B1 (en) * 2009-10-07 2011-01-25 Tsan-Chi Chen Switch module of power socket
CN102910162A (zh) 2011-08-04 2013-02-06 日立汽车系统株式会社 电子控制装置
US9833721B2 (en) * 2014-09-02 2017-12-05 Marque Plouffe Balloon tying aid
DE102015102703B4 (de) * 2015-02-25 2020-06-25 Phoenix Contact Gmbh & Co. Kg Geschirmter elektrischer Steckverbinder und Herstellungsverfahren

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462657A (en) * 1980-04-18 1984-07-31 Eaton Corporation Compliant electrical connector for flat conductors
US7744386B1 (en) * 2009-11-02 2010-06-29 Lighting Services Inc. High amperage busway system
JP2013035319A (ja) * 2011-08-04 2013-02-21 Hitachi Automotive Systems Ltd 電子制御装置
JP2017112031A (ja) * 2015-12-18 2017-06-22 株式会社オートネットワーク技術研究所 コネクタ
JP2017117534A (ja) * 2015-12-21 2017-06-29 本田技研工業株式会社 電気的接続構造体、端子構造体及び車両並びに電気的接続構造体の製造方法

Also Published As

Publication number Publication date
US20230115788A1 (en) 2023-04-13
JP2021150099A (ja) 2021-09-27
US12381337B2 (en) 2025-08-05
CN115280601A (zh) 2022-11-01
JP7310669B2 (ja) 2023-07-19

Similar Documents

Publication Publication Date Title
WO2021187046A1 (ja) コネクタ
JP5878458B2 (ja) 貫通形ｅｍｃフィルタ
US9735479B2 (en) Single element wire to board connector terminal
KR20130006454A (ko) 고전류 커넥터
JPH0275178A (ja) 無ハンダ表面取付用カードエッジコネクタ
CN102474032A (zh) 用于插接式插座的接触弹簧
CN109428293B (zh) 电气接线箱
US11081828B2 (en) Power module housing
JP2019511085A (ja) 大気圧プラズマ発生装置
WO2005034589A2 (en) Housing for electronic ballast
WO2021187037A1 (ja) コネクタ
CN101291019A (zh) 螺钉端子和安装装置
JP2015012209A (ja) 抵抗保持機構、実装基板および測定装置
RU2013104886A (ru) Элемент соединителя распределительного устройства и соответствующие узел и распределительное устройство, содержащие такой элемент соединителя
JP5267344B2 (ja) 差し込み端子装置及び開閉器
CN219086284U (zh) 一种接线组件及插座
JP7314478B2 (ja) 電気配線板を備えた装置
CN1312815C (zh) 母线连接端子
JP7296824B2 (ja) コンデンサ
CN1233206C (zh) 用于电子装置的电连接结构
JP2018198150A (ja) 差し込み端子装置および開閉器
JP4989941B2 (ja) 固定装置を備えたパワー半導体モジュール
JP2017122657A (ja) 半導体装置の検査装置
CN118250940A (zh) 用于电子电路的壳体元件
JP2004179492A (ja) 半導体装置およびその実装体

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21771979

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21771979

Country of ref document: EP

Kind code of ref document: A1

WWG Wipo information: grant in national office

Ref document number: 17909532

Country of ref document: US