CN202601949U - An electric connector assembly and a plug and a socket thereof - Google Patents

An electric connector assembly and a plug and a socket thereof Download PDF

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Publication number
CN202601949U
CN202601949U CN 201220125580 CN201220125580U CN202601949U CN 202601949 U CN202601949 U CN 202601949U CN 201220125580 CN201220125580 CN 201220125580 CN 201220125580 U CN201220125580 U CN 201220125580U CN 202601949 U CN202601949 U CN 202601949U
Authority
CN
China
Prior art keywords
insulator
contact pin
plug
socket
jack
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.)
Expired - Fee Related
Application number
CN 201220125580
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Chinese (zh)
Inventor
崔艳磊
张志中
尚超
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.)
China Aviation Optical Electrical Technology Co Ltd
Original Assignee
China Aviation Optical Electrical Technology Co 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 China Aviation Optical Electrical Technology Co Ltd filed Critical China Aviation Optical Electrical Technology Co Ltd
Priority to CN 201220125580 priority Critical patent/CN202601949U/en
Application granted granted Critical
Publication of CN202601949U publication Critical patent/CN202601949U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an electric connector assembly and a plug and a socket thereof. The electric connector assembly comprises a plug and a socket. The plug comprises a plug housing while the socket comprises a socket housing. The plug housing is equipped with pins through a pin insulator, while the socket housing is equipped with jacks through a jack insulator. The front part of the jacks on the jack insulator are equipped with sealing hole segments coaxial with the jacks, the pin insulator is integrally equipped with sealing covers. When the plug is inserted into the socket, each sealing cover is interference inserted into a corresponding sealing hole segment and is sealedly matched with the inner sidewall of the sealing hole segment. The sealing covers are sleeved on a corresponding pin respectively. When the plug is inserted into the socket, the sealing covers are inserted into the corresponding sealing hole segment and is sealedly matched with the sealing hole segment through an outer sidewall, so that the pins exposing corresponding insulator are completely sealed in the pin insulator and the jack insulator, guaranteeing sealing of the surface between the two and resolving a problem of bad surface sealing performance when a conventional electric connector assembly is inserted.

Description

Electric coupler component and plug and socket thereof
Technical field
The utility model relates to electric connector field, particularly a kind of electric coupler component and plug and socket thereof.
Background technology
A kind of electric coupler component is arranged on the market; This electric coupler component comprises plug and socket; Said plug and socket includes housing; In the plug and socket one is equipped with contact pin through insulator in its housing, another is equipped with jack through insulator in its housing, realize electric conducting and disconnection through the mutual plug between the plug and socket during use.Above-mentioned electric coupler component has obtained using very widely in actual production.Yet; At some special occasions; Require the plug and socket of electric connector being when separating or when plugging together, all having excellent sealing performance; Specifically, guarantee when promptly plug and socket plug together that the grafting of the two can realize excellent sealing at the interface, make media such as water, dirt not contact with jack with contact pin at the interface from the grafting of the two; When plug and socket separates; Guarantee the sealing at the inserted terminal place of the two; Specifically, promptly guarantee the sealing of outer peripheral face between the internal face of inner housing of the insulator of the two, with cutting off between the plug and socket two ends separately; Make that media such as water, dirt can't be from an end of plug or socket through gap to the other end between the two inner housing separately and the corresponding insulator; Because above-mentioned electric connector does not have corresponding interfacial seal structure and uncovered hermetically-sealed construction, so its sealing property is relatively poor, can't satisfy seal request.
Summary of the invention
The purpose of the utility model is to provide a kind of electric coupler component, to solve the problem of the interfacial seal poor performance of existing electric coupler component when plugging together.
Simultaneously, the purpose of the utility model also is to provide the plug and socket of above-mentioned electric coupler component.
In order to address the above problem; The electric coupler component of the utility model adopts following technical scheme: electric coupler component; Comprise plug and socket, plug and socket is an inserted terminal with its front end separately, and said plug comprises plug casing; Socket comprises Socket casing; Be equipped with contact pin through the contact pin insulator in one in plug casing and the Socket casing, be equipped with jack through the jack insulator in another, be provided with the sealing bore coaxial in the place ahead of jack on the jack insulator with jack; Be integrally formed with on the contact pin insulator and be used for the sealing shroud that when plug plugs together with socket interference is plugged in corresponding sealing bore and is sealed and matched with the internal face of sealing bore, said sealing shroud is sheathed on the corresponding contact pin.
Said contact pin is assemblied in the plug casing through the contact pin insulator; Offer the first coaxial with it annular groove on the internal face of plug casing; The contact pin insulator is integrally formed with first bulge loop that is inlaid in first annular groove on outer peripheral face, the outer peripheral face of the internal face of plug casing and contact pin insulator is sealed and matched through first bulge loop; Coaxial second annular groove that offers on the internal face of Socket casing, the jack insulator is integrally formed with second bulge loop that is inlaid in second annular groove on outer peripheral face, be sealed and matched through second bulge loop between the outer peripheral face of the internal face of Socket casing and jack insulator.
Contact pin is provided with the 3rd coaxial with it bulge loop on its outer peripheral face, the cooperation place of contact pin insulator and contact pin is provided with the 3rd annular groove that supplies said the 3rd bulge loop to embed, and is sealed and matched through the 3rd bulge loop between the outer peripheral face of contact pin insulator and contact pin.
Be integrally formed with the 4th bulge loop on the jack insulator in the cooperation place of itself and jack and the outer peripheral face through said the 4th bulge loop and jack is sealed and matched.
The plug of the utility model adopts following technical scheme: a kind of plug; Comprise plug casing and be assemblied in the contact pin in the plug casing through the contact pin insulator; Be integrally formed with on the contact pin insulator and be used for when this plug plugs together with adaptive socket interference and be plugged in the insulator of adaptive socket and the sealing shroud that cooperates with the insulator seal of adaptive socket through outside wall surface, said sealing shroud is sheathed on the contact pin of correspondence.
Coaxial first annular groove that offers on the internal face of said plug casing, the contact pin insulator is integrally formed with first bulge loop that is inlaid in first annular groove on outer peripheral face, and the outer peripheral face of the internal face of plug casing and contact pin insulator is sealed and matched through first bulge loop.
Contact pin is provided with the second coaxial with it bulge loop on its outer peripheral face, the contact pin insulator is provided with second annular groove that supplies said second bulge loop to embed in the cooperation place of itself and contact pin, is sealed and matched through second bulge loop between the outer peripheral face of contact pin insulator and contact pin.
The socket of the utility model adopts following technical scheme: a kind of socket; Comprise Socket casing and be assemblied in the jack in the Socket casing, the sealing bore that is provided with the sealing shroud insertion on the insulator that is used for when this socket and adaptive plug plug together, supplying adaptive plug on the jack insulator in inserted terminal the place ahead of jack and is sealed and matched with the outside wall surface of said sealing shroud through the jack insulator.
Coaxial first annular groove that offers on the internal face of Socket casing, the jack insulator is integrally formed with first bulge loop that is inlaid in first annular groove on outer peripheral face, be sealed and matched through first bulge loop between the outer peripheral face of the internal face of Socket casing and jack insulator.
Be integrally formed with second bulge loop on the jack insulator in the cooperation place of itself and jack and the outer peripheral face through said second bulge loop and jack is sealed and matched.
Because the electric coupler component of the utility model is provided with a sealing bore in inserted terminal the place ahead of jack on its contact pin insulator and jack insulator one; On another, be integrally formed with and be used for the sealing shroud that when plug and socket plugs together interference is plugged in corresponding sealing bore and is sealed and matched with the internal face of sealing bore, said sealing shroud is sheathed on the corresponding contact pin; Therefore; When plug and socket plugs together; Described sealing shroud inserts in the corresponding sealing bore and through outside wall surface and is sealed and matched with it; And described sealing shroud is to be integrally formed on the corresponding insulator and to be set on the contact pin; Thereby the contact pin that will expose corresponding insulator is completely enclosed within contact pin insulator and the jack insulator, has guaranteed plug and socket interfacial seal between the two when plugging together, and has solved the problem of the interfacial seal poor performance of existing electric coupler component when just plugging together.
Description of drawings
Fig. 1 is the structural representation of the plug among the embodiment 1 of electric coupler component of the utility model;
Fig. 2 is the structural representation of the socket among the embodiment 1 of electric coupler component of the utility model;
Fig. 3 is the enlarged drawing of Fig. 2 at the A place;
Fig. 4 is the structural representation of embodiment 1 of the plug of the utility model;
Fig. 5 is the structural representation of embodiment 1 of the socket of the utility model;
Fig. 6 is the enlarged drawing of Fig. 5 at the A place.
Embodiment
The embodiment 1 of the electric coupler component of the utility model shown in Fig. 1-3, is made up of plug and socket.
Plug is as shown in Figure 1; Comprise plug casing 11; Plug casing 11 is the metal shell of tubular; Be equipped with contact pin insulator 12 in the plug casing 11 and be equipped with contact pin 13 through contact pin insulator 12; Be integrally formed with the first coaxial with it bulge loop 12-1 on the outer peripheral face of contact pin insulator 12, in the present embodiment, the first bulge loop 12-1 has two and along the axially spaced-apart setting of plug; The internal face of plug casing 11 be provided with contact pin insulator 12 on the first bulge loop 12-1, first annular groove one to one; The first bulge loop 12-1 on the outer peripheral face of contact pin insulator 12 is flush-mounted in corresponding with it ring first annular groove with the mode of interference fit, thereby makes the bulge loop 12-1 that wins play the effect of sealing ring, has realized being sealed and matched between the internal face of outer peripheral face and plug casing 11 of contact pin insulator 12; Thereby avoided between the two ends of plug casing 11 being communicated with, under plug and state that socket separates, can prevent effectively that media such as dust, water from getting into plug inside from here between plug casing 11 and the contact pin insulator 12; Contact pin 13 mode with mold insert when 12 moulding of contact pin insulator directly is preset in the contact pin insulator 12; The outer peripheral face of contact pin 13 is provided with the 3rd coaxial with it bulge loop 13-1; Contact pin insulator 12 is provided with three annular groove corresponding with the 3rd bulge loop 13-1 with the cooperation place of contact pin; The 3rd bulge loop 13-1 is flush-mounted in the 3rd corresponding annular groove; On the one hand realized that contact pin 13 cooperates with anticreep between the contact pin insulator 12, has also strengthened the outer peripheral face of contact pin 13 and the sealing effectiveness between the contact pin insulator 12 on the other hand, thereby can combine to realize the uncovered sealing of plug with the first bulge loop 12-1; Side near the inserted terminal of contact pin 13 of contact pin insulator 12 is integrally formed with the sealing shroud 12-2 that overhangs vertically; In the present embodiment; Sealing shroud 12-2 is tapered and be sheathed on the contact pin 13; In other words, promptly the inserted terminal of contact pin 13 just exposes after passing corresponding sealing shroud 12-2, and sealing shroud 12-2 all is coated on the contact pin 13 of correspondence and is sealed and matched with the outer peripheral face of contact pin 13.
Socket comprises Socket casing 21, and Socket casing 21 also adopts the metal shell of tubular, coaxially in the Socket casing 21 fixedly is equipped with jack insulator 22 and fixedly is equipped with jack 23 through jack insulator 22.The outer peripheral face of jack insulator 22 is provided with the second coaxial with it bulge loop 22-1; In the present embodiment; The second bulge loop 22-1 also has two; Jack insulator 22 is provided with and second bulge loop, second annular groove one to one; Each second bulge loop 22-1 all is flush-mounted in the second corresponding with it annular groove with the mode of interference fit, thereby has realized being sealed and matched between the internal face of outer peripheral face and Socket casing 21 of jack insulator 22, and the second bulge loop 22-1 plays the effect of sealing ring; Thereby avoided between the two ends of Socket casing 21 being communicated with, under plug and state that socket separates, can prevent effectively that media such as dust, water from getting into socket inside from here between Socket casing 21 and the jack insulator 22; Jack 23 defaults in the jack insulator 22 with the mold insert form in the process of jack insulator 22 moulding; In addition; Jack insulator 22 is integrally formed with the 4th bulge loop 22-2 in the cooperation place of itself and jack 23; The 4th bulge loop 22-2 uses as sealing ring, thereby has realized being sealed and matched between outer peripheral face and the jack insulator 22 of jack 23, and the place ahead at the inserted terminal of each jack 23 on the jack insulator 22 is provided with sealing bore 22-3; Sealing bore 22-3 is used for when plug and socket plugs together supplying the sealing shroud on the contact pin insulator to insert and the outside wall surface through inner wall surface thereof and sealing shroud is sealed and matched, thereby realization plug and socket plug together the interfacial seal under the state.
In other embodiment of the electric coupler component of the utility model; The position of contact pin described in the foregoing description 1 and jack can also exchange; But should guarantee that said sealing shroud is positioned on the insulator at contact pin place, sealing bore is positioned on the insulator at jack place.
The embodiment 1 of the plug of the utility model; As shown in Figure 4; Comprise plug casing 31; Plug casing 31 is the metal shell of tubular, is equipped with contact pin insulator 32 in the plug casing 31 and is equipped with contact pin 33 through contact pin insulator 32, is integrally formed with the first coaxial with it bulge loop 32-1 on the outer peripheral face of contact pin insulator 32; In the present embodiment; The first bulge loop 32-1 has two and along the axially spaced-apart setting of plug, the internal face of plug casing 31 be provided with contact pin insulator 32 on the first bulge loop 32-1, first annular groove one to one, the first bulge loop 32-1 on the outer peripheral face of contact pin insulator 32 is flush-mounted in corresponding with it ring first annular groove with the mode of interference fit; Thereby make the bulge loop 32-1 that wins play the effect of sealing ring; Realized being sealed and matched between the internal face of outer peripheral face and plug casing 31 of contact pin insulator 32, thereby avoided between the two ends of plug casing 31 being communicated with, under plug and state that socket separates, can prevent effectively that media such as dust, water from getting into plug inside from here between plug casing 31 and the contact pin insulator 32; Contact pin 33 mode with mold insert when 32 moulding of contact pin insulator directly is preset in the contact pin insulator 32; The outer peripheral face of contact pin 33 is provided with the second coaxial with it bulge loop 33-1; Contact pin insulator 32 is provided with second annular groove corresponding with the second bulge loop 33-1 with the cooperation place of contact pin; The second bulge loop 33-1 is flush-mounted in the second corresponding annular groove; On the one hand realized that contact pin 33 cooperates with anticreep between the contact pin insulator 32, has also strengthened the outer peripheral face of contact pin 33 and the sealing effectiveness between the contact pin insulator 32 on the other hand, thereby can combine to realize the uncovered sealing of plug with the first bulge loop 32-1; Side near the inserted terminal of contact pin 33 of contact pin insulator 32 is integrally formed with the sealing shroud 32-2 that overhangs vertically; In the present embodiment; Sealing shroud 32-2 is tapered and be sheathed on the contact pin 33; In other words, promptly the inserted terminal of contact pin 33 just exposes after passing corresponding sealing shroud 32-2, and sealing shroud 32-2 all is coated on the contact pin 33 of correspondence and is sealed and matched with the outer peripheral face of contact pin 33; Sealing shroud is used for when this plug and adaptive socket plug together, inserting the insulator of adaptive socket, thereby realizes plug and the interfacial seal of socket after plugging together.
The embodiment 1 of the socket of the utility model shown in Fig. 5-6, comprises Socket casing 41, and Socket casing 41 adopts the metal shell of tubulars, coaxially in the Socket casing 41 fixedly is equipped with jack insulator 42 and fixedly is equipped with jack 43 through jack insulator 42.The outer peripheral face of jack insulator 42 is provided with the first coaxial with it bulge loop 42-1; In the present embodiment; The first bulge loop 42-1 has two; Jack insulator 42 is provided with and first bulge loop, first annular groove one to one; Each first bulge loop 42-1 all is flush-mounted in the first corresponding with it annular groove with the mode of interference fit, thereby has realized being sealed and matched between the internal face of outer peripheral face and Socket casing 41 of jack insulator 42, and the first bulge loop 42-1 plays the effect of sealing ring; Thereby avoided between the two ends of Socket casing 41 being communicated with, under plug and state that socket separates, can prevent effectively that media such as dust, water from getting into socket inside from here between Socket casing 41 and the jack insulator 42; Jack 43 defaults in the jack insulator 42 with the mold insert form in the process of jack insulator 42 moulding; In addition; Jack insulator 42 is integrally formed with the second bulge loop 42-2 in the cooperation place of itself and jack 43; The second bulge loop 42-2 uses as sealing ring; Thereby realized being sealed and matched between outer peripheral face and the jack insulator 42 of jack 43; The place ahead at the inserted terminal of each jack 43 on the jack insulator 42 is provided with sealing bore 42-3, and sealing bore 42-3 is used for when socket and adaptive plug plug together, supplying the sealing shroud on the insulator of adaptive plug to insert and the outside wall surface through inner wall surface thereof and sealing shroud is sealed and matched, thereby realization plug and socket plug together the interfacial seal under the state.

Claims (10)

1. electric coupler component comprises plug and socket, and plug and socket is an inserted terminal with its front end separately; Said plug comprises plug casing; Socket comprises Socket casing, is equipped with contact pin through the contact pin insulator in one in plug casing and the Socket casing, is equipped with jack through the jack insulator in another; It is characterized in that; Be provided with the sealing bore coaxial with jack in the place ahead of jack on the jack insulator, be integrally formed with on the contact pin insulator and be used for the sealing shroud that when plug plugs together with socket interference is plugged in corresponding sealing bore and is sealed and matched with the internal face of sealing bore, said sealing shroud is sheathed on the corresponding contact pin.
2. electric coupler component according to claim 1; It is characterized in that; Said contact pin is assemblied in the plug casing through the contact pin insulator; Offer the first coaxial with it annular groove on the internal face of plug casing, the contact pin insulator is integrally formed with first bulge loop that is inlaid in first annular groove on outer peripheral face, and the outer peripheral face of the internal face of plug casing and contact pin insulator is sealed and matched through first bulge loop; Coaxial second annular groove that offers on the internal face of Socket casing, the jack insulator is integrally formed with second bulge loop that is inlaid in second annular groove on outer peripheral face, be sealed and matched through second bulge loop between the outer peripheral face of the internal face of Socket casing and jack insulator.
3. electric coupler component according to claim 1 and 2; It is characterized in that; Contact pin is provided with the 3rd coaxial with it bulge loop on its outer peripheral face; The cooperation place of contact pin insulator and contact pin is provided with the 3rd annular groove that supplies said the 3rd bulge loop to embed, and is sealed and matched through the 3rd bulge loop between the outer peripheral face of contact pin insulator and contact pin.
4. electric coupler component according to claim 1 and 2 is characterized in that, is integrally formed with the 4th bulge loop on the jack insulator in the cooperation place of itself and jack and the outer peripheral face through said the 4th bulge loop and jack is sealed and matched.
5. plug; Comprise plug casing and be assemblied in the contact pin in the plug casing through the contact pin insulator; It is characterized in that; Be integrally formed with on the contact pin insulator and be used for when this plug plugs together with adaptive socket interference and be plugged in the insulator of adaptive socket and the sealing shroud that cooperates with the insulator seal of adaptive socket through outside wall surface, said sealing shroud is sheathed on the contact pin of correspondence.
6. plug according to claim 5; It is characterized in that; Coaxial first annular groove that offers on the internal face of said plug casing; The contact pin insulator is integrally formed with first bulge loop that is inlaid in first annular groove on outer peripheral face, the outer peripheral face of the internal face of plug casing and contact pin insulator is sealed and matched through first bulge loop.
7. according to claim 5 or 6 described plugs; It is characterized in that; Contact pin is provided with the second coaxial with it bulge loop on its outer peripheral face; The contact pin insulator is provided with second annular groove that supplies said second bulge loop to embed in the cooperation place of itself and contact pin, is sealed and matched through second bulge loop between the outer peripheral face of contact pin insulator and contact pin.
8. socket; Comprise Socket casing and be assemblied in the jack in the Socket casing through the jack insulator; It is characterized in that the sealing bore that is provided with in inserted terminal the place ahead of jack on the jack insulator that sealing shroud on the insulator that is used for when this socket and adaptive plug plug together, supplying adaptive plug inserts and is sealed and matched with the outside wall surface of said sealing shroud.
9. socket according to claim 8; It is characterized in that; Coaxial first annular groove that offers on the internal face of Socket casing; The jack insulator is integrally formed with first bulge loop that is inlaid in first annular groove on outer peripheral face, be sealed and matched through first bulge loop between the outer peripheral face of the internal face of Socket casing and jack insulator.
10. according to Claim 8 or 9 described sockets, it is characterized in that, be integrally formed with second bulge loop on the jack insulator in the cooperation place of itself and jack and the outer peripheral face through said second bulge loop and jack is sealed and matched.
CN 201220125580 2012-03-29 2012-03-29 An electric connector assembly and a plug and a socket thereof Expired - Fee Related CN202601949U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220125580 CN202601949U (en) 2012-03-29 2012-03-29 An electric connector assembly and a plug and a socket thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220125580 CN202601949U (en) 2012-03-29 2012-03-29 An electric connector assembly and a plug and a socket thereof

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Publication Number Publication Date
CN202601949U true CN202601949U (en) 2012-12-12

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103259112A (en) * 2013-04-18 2013-08-21 泰州市航宇电器有限公司 High-temperature resistance high-pressure resistance multi-core connector
CN104821463A (en) * 2015-04-30 2015-08-05 成都锐奕信息技术有限公司 Dustproof type electrical interface
CN105874657A (en) * 2013-10-29 2016-08-17 莫列斯有限公司 Electrical connector with a mobile skirt
CN107134684A (en) * 2017-06-16 2017-09-05 山东优安新能源汽车零部件有限公司 A kind of charging electric vehicle rifle sealing structure
CN109462069A (en) * 2017-09-01 2019-03-12 中航光电科技股份有限公司 Connector assembly, connector
CN110530255A (en) * 2019-09-04 2019-12-03 中国电建集团中南勘测设计研究院有限公司 A kind of detecting earth stress rubber V shape triaxial strain meter cable connecting device, triaxial strain meter and its application method
CN111677952A (en) * 2019-03-06 2020-09-18 奥动新能源汽车科技有限公司 Refrigerant plug connector joint, refrigerant plug connector and electric connector
CN113258178A (en) * 2020-02-12 2021-08-13 比亚迪股份有限公司 Battery, battery module, battery pack and electric vehicle

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103259112A (en) * 2013-04-18 2013-08-21 泰州市航宇电器有限公司 High-temperature resistance high-pressure resistance multi-core connector
CN103259112B (en) * 2013-04-18 2015-07-29 泰州市航宇电器有限公司 A kind of high-temperature resistance high-pressure resistance multi-core connector
CN105874657B (en) * 2013-10-29 2018-07-13 莫列斯有限公司 The component of connection is provided
CN105874657A (en) * 2013-10-29 2016-08-17 莫列斯有限公司 Electrical connector with a mobile skirt
CN104821463B (en) * 2015-04-30 2017-12-01 成都锐奕信息技术有限公司 Dust-protection type electric interfaces
CN104821463A (en) * 2015-04-30 2015-08-05 成都锐奕信息技术有限公司 Dustproof type electrical interface
CN107134684A (en) * 2017-06-16 2017-09-05 山东优安新能源汽车零部件有限公司 A kind of charging electric vehicle rifle sealing structure
CN109462069A (en) * 2017-09-01 2019-03-12 中航光电科技股份有限公司 Connector assembly, connector
CN111677952A (en) * 2019-03-06 2020-09-18 奥动新能源汽车科技有限公司 Refrigerant plug connector joint, refrigerant plug connector and electric connector
CN111677952B (en) * 2019-03-06 2022-08-23 奥动新能源汽车科技有限公司 Refrigerant plug connector joint, refrigerant plug connector and electric connector
CN110530255A (en) * 2019-09-04 2019-12-03 中国电建集团中南勘测设计研究院有限公司 A kind of detecting earth stress rubber V shape triaxial strain meter cable connecting device, triaxial strain meter and its application method
CN110530255B (en) * 2019-09-04 2021-06-11 中国电建集团中南勘测设计研究院有限公司 Rubber fork type triaxial strain gauge cable connecting device for ground stress test, triaxial strain gauge and using method of triaxial strain gauge cable connecting device
CN113258178A (en) * 2020-02-12 2021-08-13 比亚迪股份有限公司 Battery, battery module, battery pack and electric vehicle
WO2021159996A1 (en) * 2020-02-12 2021-08-19 比亚迪股份有限公司 Battery, battery module, battery pack, and electric vehicle
CN113258178B (en) * 2020-02-12 2022-10-18 比亚迪股份有限公司 Battery, battery module, battery pack and electric vehicle

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20121212

Termination date: 20190329