CN111668623A - Board connector assembly and connector thereof - Google Patents

Board connector assembly and connector thereof Download PDF

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Publication number
CN111668623A
CN111668623A CN201910169034.6A CN201910169034A CN111668623A CN 111668623 A CN111668623 A CN 111668623A CN 201910169034 A CN201910169034 A CN 201910169034A CN 111668623 A CN111668623 A CN 111668623A
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CN
China
Prior art keywords
terminals
terminal
contact
board connector
wall 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.)
Pending
Application number
CN201910169034.6A
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Chinese (zh)
Inventor
王嘉鑫
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201910169034.6A priority Critical patent/CN111668623A/en
Publication of CN111668623A publication Critical patent/CN111668623A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
    • H01R12/716—Coupling device provided on the PCB
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
    • 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]
    • H01R13/6581—Shield structure
    • H01R13/6585—Shielding material individually surrounding or interposed between mutually spaced contacts

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The invention provides a board connector assembly and a connector thereof. The insulating base comprises a first body, a first terminal base, a second terminal base and a tongue piece part. The first terminal seat and the second terminal seat are formed on the first body and are oppositely arranged, and the tongue piece part is arranged on the first body and is positioned between the first terminal seat and the second terminal seat; the first terminals are arranged on the first terminal seat, and at least one of the first terminals is provided with a first contact area which is contacted with a terminal of another board connector butted with the board connector; the plurality of second terminals are arranged on the second terminal seat and are respectively opposite to the plurality of first terminals; the metal shielding piece is arranged on the tongue piece part and corresponds to the first contact area.

Description

Board connector assembly and connector thereof
Technical Field
The present invention relates to a connector, and more particularly, to a board connector provided with a metal shield.
Background
A board-to-board connector (board to board connector) is a device for transmitting electrical signals between a circuit board and a circuit board, and generally has two rows of oppositely disposed terminals for contacting two rows of terminals of another mating connector.
With the advent of the 5G communication era, signals are generally transmitted at high frequency and high speed, and when a high frequency signal of 30GHz or more is transmitted through a conventional board-to-board connector, signals transmitted through terminals interfere with each other.
Disclosure of Invention
In view of the above, the present invention provides a board connector, which has a metal shielding member disposed between two rows of terminals, wherein when the terminals transmit high frequency signals, the metal shielding member can absorb electromagnetic waves emitted during transmission of the high frequency signals, so as to avoid interference with signals transmitted by other terminals.
In order to achieve the purpose, the invention adopts the technical scheme that:
a board connector, comprising:
an insulating base body, including a first body, a first terminal base, a second terminal base and a tongue piece part, wherein the first terminal base and the second terminal base are formed on the first body and are oppositely arranged, and the tongue piece part is arranged on the first body and is positioned between the first terminal base and the second terminal base;
a plurality of first terminals disposed on the first terminal seat, wherein at least one of the first terminals has a first contact area contacting with a terminal of another board connector mated with the board connector;
a plurality of second terminals arranged on the second terminal seat and respectively opposite to the plurality of first terminals;
and the metal shielding piece is arranged on the tongue piece part and corresponds to the first contact area.
The board connector, wherein: the metal shielding piece is embedded in the tongue piece part and is positioned between the plurality of first terminals and the plurality of second terminals.
The board connector, wherein: the metal shielding piece is vertically embedded in the tongue piece part along the protruding extending direction of the tongue piece part and is higher than the first contact area.
The board connector, wherein: the first terminal base is a first concave portion, and the plurality of first terminals are fixedly arranged in the first concave portion.
The board connector, wherein: the second terminal seat is a second concave part, and the plurality of second terminals are fixedly arranged in the second concave part.
The board connector, wherein: a first concave part is formed on the first body, and the tongue piece part is fixedly arranged in the first concave part to divide the first concave part into a first concave part and a second concave part.
The board connector, wherein: the tongue piece comprises a first wall surface, a second wall surface and a top surface, the top surface is connected with the first wall surface and the second wall surface, the first wall surface faces the first concave portion, the second wall surface faces the second concave portion, and the metal shielding piece is flush with the top surface.
The board connector, wherein: each first terminal comprises a first fixing part, a first welding part and a first contact part, the first fixing part is connected with the first welding part and the first contact part, the at least one first contact area is located on at least one of the first contact parts, the first fixing part is fixedly arranged at the bottom of the first concave part, the first welding part protrudes out of the bottom of the insulating base body, the first contact part is arranged on the first wall surface, a plurality of first grooves are formed in the first wall surface, and the first contact parts are accommodated in the first grooves.
The board connector, wherein: each second terminal comprises a second fixing part, a second welding part and a second contact part, the second fixing part is connected with the second welding part and the second contact part, the second fixing part is fixedly arranged at the bottom of the second concave part, the second welding part protrudes out of the bottom of the insulating base body, the second contact part is arranged on the second wall surface, a plurality of second grooves are formed in the second wall surface, and a plurality of second contact parts are accommodated in the plurality of second grooves.
A board connector assembly, comprising:
a first connector, which is the board connector; and
a second connector, including an insulating housing, a plurality of third terminals and a plurality of fourth terminals, the insulating housing includes a second body, a third terminal seat and a fourth terminal seat, the second body has a second recess, the third terminal seat and the fourth terminal seat are disposed in opposite directions, and the second recess is formed between the third terminal seat and the fourth terminal seat, the plurality of third terminals are disposed on the third terminal seat, the plurality of fourth terminals are disposed on the fourth terminal seat, when the second connector is plugged into the first connector, the tongue portion is embedded in the second recess, and the plurality of third terminals contact with the plurality of first terminals, the plurality of fourth terminals contact with the plurality of second terminals.
The metal shielding piece is arranged on the tongue piece part, so that when the first terminal and the third terminal transmit high-frequency signals, the metal shielding piece can play a role in shielding, and the high-frequency signals are prevented from interfering other signals.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
Drawings
Fig. 1 is an exploded perspective view of the connector assembly of the present invention.
Fig. 2 is a perspective assembly view of the connector assembly of the present invention.
Fig. 3 is a cross-sectional view of the connector of fig. 2 taken along line a-a.
Description of reference numerals: 100-a first connector; 110-an insulating base; 111-a first body; 112-a first terminal mount; 113-a second terminal block; 114-tongue portion; 115-a first recess; 120-a first terminal; 121-a first fixing portion; 122 — first weld; 123-a first contact; 130-a second terminal; 131-a second fixed part; 132-a second weld; 133-a second contact; 140-a metal shield; 200-a second connector; 210-an insulating housing; 211-a second body; 212-a third terminal mount; 213-fourth terminal block; 214-a first contact zone; 220-a third terminal; 221-a third fixation section; 222-third weld; 223-a third contact; 230-a fourth terminal; 231-a fourth securing portion; 232-fourth weld; 233-a fourth contact; 1000-board connector assembly; 1112-a first side wall; 1114 — a second sidewall; 1141 — a first wall surface; 1142-a second wall surface; 1143-top surface; 1144 — a first trench; 1145-a second trench; 1151-a first recess; 1152-a second recess; 2111-second recess.
Detailed Description
Fig. 1 to 3 show an embodiment of a board connector assembly according to the invention. The board connector assembly 1000 of the present invention includes a first connector 100 and a second connector 200.
The first connector 100 includes an insulating base 110, a plurality of first terminals 120, a plurality of second terminals 130, and a metal shield 140. The insulative housing 110 includes a first body 111, a first terminal base 112, a second terminal base 113 and a tongue portion 114. In the embodiment, the first body 111 is substantially rectangular, a first recess 115 is formed in the first body 111, two sides of the first recess 115 are a first side wall 1112 and a second side wall 1114 of the first body 111, respectively, the tongue portion 114 is fixedly disposed in the first recess 115 to divide the first recess 115 into a first recess 1151 and a second recess 1152, in the embodiment, the tongue portion 114 protrudes from a bottom center of the first recess 115 and is rectangular, the tongue portion 114 includes a first wall surface 1141, a second wall surface 1142 and a top surface 1143, the top surface 1143 connects the first wall surface 1141 and the second wall surface 1142, the first wall surface 1141 and the first side wall 1112 of the body 111 form the first recess 1151, and the second wall surface 1142 and the second side wall 1114 of the body 111 form the second recess 1152.
The first terminal holder 112 and the second terminal holder 113 are formed on the first body 111 and are disposed opposite to each other, in this embodiment, the first terminal holder 112 is formed on the first concave portion 1151, the second terminal holder 113 is formed on the second concave portion 1152, as described above, the first wall surface 1141 of the tongue portion 114 and the first side wall 1112 of the body 111 form the first concave portion 1151, and the second wall surface 1142 of the tongue portion 114 and the second side wall 1114 of the body 111 form the second concave portion 1152, so that the tongue portion 114 is located between the first terminal holder 112 and the second terminal holder 113.
The plurality of first terminals 120 are disposed on the first terminal holder 112, each first terminal 120 includes a first fixing portion 121, a first soldering portion 122 and a first contact portion 123, the first fixing portion 121 is connected to the first soldering portion 122 and the first contact portion 123, at least one first contact area 124 is located on at least one of the first contact portions 123, the first fixing portion 121 is fixedly disposed at the bottom of the first recess 1151, the first soldering portion 122 protrudes from the bottom of the insulating holder 110, the first soldering portion 122 is soldered to a circuit board (not shown), the first contact portion 123 is disposed on the first wall 1141, the first wall 1141 forms a plurality of first grooves 1144, the first contact portion 123 is received in the first groove 1144, and the first contact area 124 of the first contact portion 123 contacts the third terminal 220 of the second board connector 200, which is butted with the first board connector 100.
The second terminals 130 are disposed on the second terminal base 113 and are respectively opposite to the first terminals 120. Each second terminal 130 includes a second fixing portion 131, a second soldering portion 132 and a second contact portion 133, the second fixing portion 131 connects the second soldering portion 132 and the second contact portion 133, the second fixing portion 131 is fixed at the bottom of the second recess 1152, the second soldering portion 132 protrudes from the bottom of the insulating base 110, the second soldering portion 132 and the first soldering portion 122 can be soldered to the circuit board (not shown), the second contact portion 133 is disposed on the second wall surface 1142, the second wall surface 1142 forms a plurality of second grooves 1145, and the second contact portion 133 is accommodated in the second groove 1145.
The first terminal 120, the second terminal 130 and the metal shielding element 140 may be formed by insert injection molding (insert molding) to combine the first fixing portion 121 with the bottom and the first sidewall 1112 of the insulation base 110, combine the second fixing portion 131 with the bottom and the second sidewall 1114 of the insulation base 110, and embed the metal shielding element 140 in the tongue portion 114.
The metal shield 140 is disposed on the tongue portion 114, and corresponds to the first contact region 121, and the first contact region 121 is a region where the first terminal 120 and the third terminal 220 transmit a high frequency signal, which may be a signal with a frequency above 30 GHz. The metal shielding element 140 is vertically embedded in the tongue portion 114 along the protruding extending direction of the tongue portion 114 and is higher than the first contact region 121, so that the shielding effect can be generated, in the embodiment, the metal shielding element 140 is flush with the top surface 1143 of the tongue portion 114. In the embodiment, the metal shielding member 140 may shield the first terminals 120 and the third terminals 220 to prevent the high frequency signals from interfering.
The second connector 200 includes an insulating housing 210, a plurality of third terminals 220 and a plurality of fourth terminals 230, the insulating housing 210 includes a second body 211, a third terminal seat 212 and a fourth terminal seat 213, the second body 211 has a second recess 2111, the third terminal seat 212 and the fourth terminal seat 213 are disposed opposite to each other, and the second recess 2111 is formed between the third terminal seat 212 and the fourth terminal seat 213, in this embodiment, the third terminal seat 212 and the fourth terminal seat 213 are two sidewalls of the second body 211.
The plurality of third terminals 220 are disposed on the third terminal base 212, each of the third terminals 220 includes a third fixing portion 221, a third soldering portion 222 and a third contact portion 223, the third fixing portion 221 connects the third soldering portion 222 and the third contact portion 223, the third fixing portion 221 is fixed on the third terminal base 212 and may be formed by insert molding as described above, the third soldering portion 222 protrudes from the insulating housing 210 and may be soldered to another circuit board (not shown), and the third contact portion 223 may contact the first contact portion 123 of the first terminal 120.
The plurality of fourth terminals 230 are disposed on the fourth terminal base 213, each of the fourth terminals 230 includes a fourth fixing portion 231, a fourth soldering portion 232 and a fourth contact portion 233, the fourth fixing portion 231 is connected to the fourth soldering portion 232 and the fourth contact portion 233, the fourth fixing portion 231 is fixed on the fourth terminal base 213 and can be formed by insert molding as described above, the fourth soldering portion 232 protrudes from the insulating housing 210 and can be soldered to the other circuit board (not shown), and the fourth contact portion 233 can contact the second contact portion 133 of the second terminal 120.
When the second connector 200 is plugged into the first connector 100, the tongue portion 14 is engaged with the second recess 2111, the plurality of third terminals 220 contact the plurality of first terminals 120, and the plurality of fourth terminals 230 contact the plurality of second terminals 130.
In the board connector of the present invention, the metal shield 140 is disposed on the tongue portion 114, so that when the first terminal 120 and the third terminal 230 transmit a high-frequency signal, the metal shield 140 can perform a shielding function, thereby preventing the high-frequency signal from interfering with other signals.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (10)

1. A board connector, comprising:
an insulating base body, including a first body, a first terminal base, a second terminal base and a tongue piece part, wherein the first terminal base and the second terminal base are formed on the first body and are oppositely arranged, and the tongue piece part is arranged on the first body and is positioned between the first terminal base and the second terminal base;
a plurality of first terminals disposed on the first terminal seat, wherein at least one of the first terminals has a first contact area contacting with a terminal of another board connector mated with the board connector;
a plurality of second terminals arranged on the second terminal seat and respectively opposite to the plurality of first terminals;
and the metal shielding piece is arranged on the tongue piece part and corresponds to the first contact area.
2. The board connector according to claim 1, wherein: the metal shielding piece is embedded in the tongue piece part and is positioned between the plurality of first terminals and the plurality of second terminals.
3. The board connector according to claim 2, wherein: the metal shielding piece is vertically embedded in the tongue piece part along the protruding extending direction of the tongue piece part and is higher than the first contact area.
4. The board connector according to claim 1, wherein: the first terminal base is a first concave portion, and the plurality of first terminals are fixedly arranged in the first concave portion.
5. The board connector according to claim 4, wherein: the second terminal seat is a second concave part, and the plurality of second terminals are fixedly arranged in the second concave part.
6. The board connector according to claim 5, wherein: a first concave part is formed on the first body, and the tongue piece part is fixedly arranged in the first concave part to divide the first concave part into a first concave part and a second concave part.
7. The board connector according to claim 6, wherein: the tongue piece comprises a first wall surface, a second wall surface and a top surface, the top surface is connected with the first wall surface and the second wall surface, the first wall surface faces the first concave portion, the second wall surface faces the second concave portion, and the metal shielding piece is flush with the top surface.
8. The board connector according to claim 7, wherein: each first terminal comprises a first fixing part, a first welding part and a first contact part, the first fixing part is connected with the first welding part and the first contact part, the at least one first contact area is located on at least one of the first contact parts, the first fixing part is fixedly arranged at the bottom of the first concave part, the first welding part protrudes out of the bottom of the insulating base body, the first contact part is arranged on the first wall surface, a plurality of first grooves are formed in the first wall surface, and the first contact parts are accommodated in the first grooves.
9. The board connector according to claim 7 or 8, wherein: each second terminal comprises a second fixing part, a second welding part and a second contact part, the second fixing part is connected with the second welding part and the second contact part, the second fixing part is fixedly arranged at the bottom of the second concave part, the second welding part protrudes out of the bottom of the insulating base body, the second contact part is arranged on the second wall surface, a plurality of second grooves are formed in the second wall surface, and a plurality of second contact parts are accommodated in the plurality of second grooves.
10. A board connector assembly, comprising:
a first connector which is the board connector according to any one of claims 1 to 9; and
a second connector, including an insulating housing, a plurality of third terminals and a plurality of fourth terminals, the insulating housing includes a second body, a third terminal seat and a fourth terminal seat, the second body has a second recess, the third terminal seat and the fourth terminal seat are disposed in opposite directions, and the second recess is formed between the third terminal seat and the fourth terminal seat, the plurality of third terminals are disposed on the third terminal seat, the plurality of fourth terminals are disposed on the fourth terminal seat, when the second connector is plugged into the first connector, the tongue portion is embedded in the second recess, and the plurality of third terminals contact with the plurality of first terminals, the plurality of fourth terminals contact with the plurality of second terminals.
CN201910169034.6A 2019-03-06 2019-03-06 Board connector assembly and connector thereof Pending CN111668623A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910169034.6A CN111668623A (en) 2019-03-06 2019-03-06 Board connector assembly and connector thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910169034.6A CN111668623A (en) 2019-03-06 2019-03-06 Board connector assembly and connector thereof

Publications (1)

Publication Number Publication Date
CN111668623A true CN111668623A (en) 2020-09-15

Family

ID=72381326

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910169034.6A Pending CN111668623A (en) 2019-03-06 2019-03-06 Board connector assembly and connector thereof

Country Status (1)

Country Link
CN (1) CN111668623A (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201252212Y (en) * 2008-05-29 2009-06-03 富士康(昆山)电脑接插件有限公司 Electric connector
CN103098307A (en) * 2010-09-08 2013-05-08 莫列斯公司 Board-to-board connector
CN204179261U (en) * 2014-09-15 2015-02-25 宏致电子股份有限公司 Board to board connector
CN204243262U (en) * 2014-10-27 2015-04-01 富士康(昆山)电脑接插件有限公司 Electric connector
CN204885548U (en) * 2015-08-07 2015-12-16 黄海燕 Electric connector
CN105490097A (en) * 2016-01-15 2016-04-13 昆山全方位电子科技有限公司 Electric connector
JP2017103119A (en) * 2015-12-02 2017-06-08 第一精工株式会社 Electric connector
CN208539170U (en) * 2018-08-06 2019-02-22 唐虞企业股份有限公司 Socket connector and Electric connector assembly

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201252212Y (en) * 2008-05-29 2009-06-03 富士康(昆山)电脑接插件有限公司 Electric connector
CN103098307A (en) * 2010-09-08 2013-05-08 莫列斯公司 Board-to-board connector
CN204179261U (en) * 2014-09-15 2015-02-25 宏致电子股份有限公司 Board to board connector
CN204243262U (en) * 2014-10-27 2015-04-01 富士康(昆山)电脑接插件有限公司 Electric connector
CN204885548U (en) * 2015-08-07 2015-12-16 黄海燕 Electric connector
JP2017103119A (en) * 2015-12-02 2017-06-08 第一精工株式会社 Electric connector
CN105490097A (en) * 2016-01-15 2016-04-13 昆山全方位电子科技有限公司 Electric connector
CN208539170U (en) * 2018-08-06 2019-02-22 唐虞企业股份有限公司 Socket connector and Electric connector assembly

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Application publication date: 20200915