TWI688165B - Board-to-board connector assembly and board-to-board connector thereof - Google Patents

Abstract

A board-to-board connector includes an insulation base, a plurality of first terminals, a plurality of second terminals and a metal shielding member. The insulation base includes a first main body, a first terminal base, a second terminal base and a tongue portion. The first terminal base and the second terminal base are formed on the first main body and disposed opposite to each other. The tongue portion is disposed in the first main body and located between the first terminal base and the second terminal base. The first terminals are disposed on the first terminal base. One of the first terminals has a first contact region contacting a terminal of another board-to-board connector. The second terminals are disposed on the second terminal base and opposite to the first terminals. The metal shielding member is disposed in the tongue portion and corresponds to the first contact region.

Description

Board connector combination and its connector

The invention relates to a connector, in particular to a board connector provided with a metal shield.

A board-to-board connector is a device that transmits electronic signals between a circuit board and a circuit board. Usually, a board-to-board connector has two rows of oppositely arranged terminals, which are connected to another mating connector. The two rows of terminals are in contact.

Due to the advent of the 5G era of communications, signals are usually transmitted in a high-frequency and high-speed manner. When existing board-to-board connectors pass high-frequency signals above 30 GHz, the signals transmitted by each terminal will interfere.

In view of this, the object of the present invention is to provide a board connector with a metal frequency shield between two rows of terminals. When the terminal transmits a high frequency signal, the metal frequency shield can absorb the high frequency signal Electromagnetic waves to avoid interference with signals transmitted by other terminals.

An embodiment of the board connector of the present invention includes an insulating base, a plurality of first terminals, a plurality of second terminals, and a metal shield. The insulating base includes a first body, a first terminal base, a second terminal base, and a tongue portion. The first terminal base and the second terminal base are formed on the first body and are oppositely arranged, the tongue portion is provided on the first body and is located between the first terminal base and the second terminal base; a plurality of first terminals are provided on the A first terminal block, and at least one of the first terminals has a first contact area that contacts a terminal of another board connector butted with the board connector; a plurality of second The terminals are provided on the second terminal block and are respectively arranged opposite to the first terminals; a metal shield is provided on the tongue portion and corresponds to the first contact area.

An embodiment of the board connector combination of the present invention includes a first connector and a second connector. A second connector includes an insulating housing, a plurality of third terminals, and a plurality of fourth terminals. The insulating housing includes a second body, a third terminal base, and a fourth terminal base, the second body There is a second recessed portion, the third terminal seat and the fourth terminal seat are opposite to each other, and the second recessed portion is formed between the third terminal seat and the fourth terminal seat, the third terminals The third terminal seat is provided, the fourth terminals are provided on the fourth terminal seat, and when the second connector is inserted into the first connector, the tongue portion is fitted in the second recess And the third terminals are in contact with the first terminals, and the fourth terminals are in contact with the first terminals.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, the following examples are given in detail with reference to the accompanying drawings.

100: first connector

110: Insulation seat

111: the first body

112: the first terminal block

113: Second terminal block

114: tongue section

115: first depression

120: first terminal

121: The first fixed department

122: The first welding department

123: The first contact

130: second terminal

131: Second Fixing Department

132: Second welding part

133: Second contact

140: Metal shield

200: second connector

210: Insulated housing

211: Second body

212: Third terminal block

213: Fourth terminal block

214: first contact area

220: third terminal

221: Third Fixation Department

222: Third welding department

223: Third contact

230: fourth terminal

231: Fourth Fixing Department

232: Fourth welding department

233: fourth contact

1000: board connector combination

1112: First side wall

1114: Second side wall

1141: The first wall

1142: Second wall

1143: top surface

1144: First groove

1145: Second groove

1151: The first recess

1152: Second recess

2111: Second depression

FIG. 1 is an exploded perspective view of the connector assembly of the present invention.

2 is a perspective assembly view of the connector assembly of the present invention.

3 is a cross-sectional view of the connector of FIG. 2 along line A-A.

Please refer to FIGS. 1 to 3, which show an embodiment of the board connector assembly of the present 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 insulating base 110 includes a first body 111, a first terminal base 112, a second terminal base 113, and a tongue portion 114. In this embodiment, the first body 111 is substantially rectangular parallelepiped, and a first concave portion 115 is formed on the first body 111. The two sides of the first concave portion 115 are the first side wall 1112 and the second of the first body 111, respectively In the side wall 1114, the tongue portion 114 is fixed in the first recess 115, and divides the first recess 115 into a first recess 1151 and a second recess 1152. In this embodiment, the tongue 114 is separated from the first The bottom of the concave portion 115 protrudes in the center of the rectangular plate shape. 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. A wall surface 1141 and the first side wall 1112 of the first body 111 form the above-mentioned first recess 1151, and a second wall surface 1142 and the second side wall 1114 of the first body 111 form the above-mentioned second recess 1152.

The first terminal base 112 and the second terminal base 113 are formed on the first body 111 and are disposed oppositely. In this embodiment, the first terminal base 112 is formed in the first recess 1151, and the second terminal base 113 is formed in the first The two concave portions 1152, as described above, the first wall surface 1141 of the tongue portion 114 and the first side wall 1112 of the first body 111 form the first concave portion 1151, the second wall surface 1142 of the tongue portion 114 and the first body 111 The second side wall 1114 forms the above-mentioned second concave portion 1152, so the tongue portion 114 is located between the first terminal base 112 and the second terminal base 113.

A plurality of first terminals 120 are disposed on the first terminal base 112, each first terminal 120 includes a first fixing portion 121, a first welding portion 122, and a first contact portion 123, the first fixing portion 121 The first welding portion 122 and the first contact portion 123 are connected. 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 fixed on the bottom of the first recess 1151. The first soldering portion 122 protrudes from the bottom of the insulating base 110, the first soldering portion 122 can be soldered to a circuit board (not shown), the first contact portion 123 is provided on the first wall surface 1141, and the first wall surface 1141 forms a plurality of In the first trench 1144, the first contact portion 123 is accommodated in the first trench 1144, and the first contact area 124 of the first contact portion 123 contacts the third of the second connector 200 butted with the first connector 100 Terminal 220.

The plurality of second terminals 130 are disposed on the second terminal base 113, and are respectively disposed opposite to the first terminals 120. Each second terminal 130 includes a second fixing portion 131, a second welding portion 132, and a second contact portion 133. The second fixing portion 131 connects the second welding portion 132 and the second contact portion 133, the second The fixing portion 131 is fixed to the bottom of the second concave portion 1152, the second welding portion 132 protrudes from the bottom of the insulating base 110, and the second welding portion 132 and the first welding portion 122 can be welded to the circuit board (not shown) The second contact portion 133 is provided on the second wall surface 1142, the second wall surface 1142 forms a plurality of second trenches 1145, and the second contact portion 133 is accommodated in the second trench 1145.

The first terminal 120, the second terminal 130, and the metal shield 140 can be combined with the first fixing portion 121 to the bottom of the insulating base 110 and the first side wall 1112 by insert molding. The two fixing portions 131 are combined with the bottom of the insulating base 110 and the second side wall 1114, and the metal shield 140 is embedded in the tongue portion 114.

The metal shield 140 is disposed on the tongue portion 114 and corresponds to the first fixing portion 121. The first fixing portion 121 is an area where the first terminal 120 and the third terminal 220 that transmit high-frequency signals are in contact. The signal may be a signal with a frequency above 30 GHz. The metal shield 140 extends protrudingly along the tongue portion 114 The direction is vertically embedded in the tongue portion 114, and is higher than the first fixing portion 121, so as to reliably produce a shielding effect. In this embodiment, the metal shield 140 is flush with the top surface 1143 of the tongue portion 114 . The high-frequency signal of the present invention can also be transmitted by a plurality of first terminals 120 and a plurality of third terminals 220. In this embodiment, the metal shield 140 can shield the first terminals 120 and the third terminals 220 to avoid high Frequency signals cause interference.

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 base 212, and a fourth terminal base 213 The second body 211 has a second recessed portion 2111, the third terminal seat 212 and the fourth terminal seat 213 are disposed opposite to each other, and the second recessed portion 2111 is formed between the third terminal seat 212 and the fourth terminal seat 213 In this embodiment, the third terminal block 212 and the fourth terminal block 213 are two side walls of the second body 211.

The third terminals 220 are disposed on the third terminal base 212, and each third terminal 220 includes a third fixing portion 221, a third welding portion 222, and a third contact portion 223, and the third fixing portion 221 The third soldering portion 222 and the third contact portion 223 are connected, the third fixing portion 221 is fixed to the third terminal block 212, and may be formed by burying and incident as described above, and the third welding portion 222 protrudes from the insulating case The body 210 can be soldered to another circuit board (not shown), and the third contact portion 223 can contact the first contact portion 123 of the first terminal 120.

The fourth terminals 230 are disposed on the fourth terminal base 213. Each fourth terminal 230 includes a fourth fixing portion 231, a fourth welding portion 232, and a fourth contact portion 233. The fourth fixing portion 231 The fourth soldering portion 232 and the fourth contact portion 233 are connected, the fourth fixing portion 231 is fixed to the fourth terminal base 213, and may be formed by burying and incident as described above, and the fourth welding portion 232 protrudes from the insulating case The body 210 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 130.

When the second connector 200 is inserted into the first connector 100, the tongue portion 114 is fitted into the second recessed portion 2111, and the third terminals 220 are in contact with the first terminals 120 and the fourth The terminal 230 contacts the second terminals 130.

The board connector of the present invention is provided with a metal shield 140 on the tongue portion 114. When the first terminal 120 and the third terminal 220 transmit high-frequency signals, the metal shield 140 can play a shielding role to prevent the high-frequency signal from Other signals cause interference.

Although the present invention is disclosed as above by the embodiments, it is not intended to limit the scope of the present invention. Any person with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit of the present invention. The scope of protection of the present invention shall be subject to the scope defined in the attached patent application.

100: first connector

110: Insulation seat

200: second connector

210: Insulated housing

212: Third terminal block

213: Fourth terminal block

1000: board connector combination

Claims (10)

A board connector includes: an insulating base including a first body, a first terminal base, a second terminal base and a tongue portion, the first terminal base and the second terminal base are formed in The first body is arranged oppositely, the tongue part is arranged on the first body and is located between the first terminal seat and the second terminal seat; a plurality of first terminals are provided on the first terminal seat, and the At least one of the first terminals has a first contact area, the first contact area is in contact with a terminal of another board connector butted with the board connector; a plurality of second terminals are provided on the second The terminal blocks are respectively arranged opposite to the first terminals; a metal shield is arranged on the tongue part and corresponds to the first contact area. The board connector as described in item 1 of the patent application scope, wherein the metal shield is embedded in the tongue portion and is located between the first terminals and the second terminals. The board connector as described in item 2 of the patent application range, wherein the metal shield is vertically embedded in the tongue portion in a direction in which the tongue portion protrudes and extends, and is higher than the first contact area. The board connector as described in item 1 of the patent application scope, wherein the first terminal base is a first recessed portion, and the first terminals are fixedly disposed in the first recessed portion. The board connector as described in item 4 of the patent application scope, wherein the second terminal block is a second concave portion, and the second terminals are fixedly arranged in the second concave portion. The board connector as described in item 5 of the patent application scope, wherein a first recessed portion is formed in the first body, the tongue portion is fixed in the first recessed portion, and the first recessed portion is partitioned into The first recess and the second recess. The board connector as described in item 6 of the patent application scope, wherein the tongue portion includes a first wall surface, a second wall surface and a top surface, the top surface connecting the first wall surface and the second wall surface, the first A wall surface faces the first concave portion, the second wall surface faces the second concave portion, and the metal shield is flush with the top surface. The board connector as described in item 7 of the patent application, wherein each first terminal includes a first fixing portion, a first soldering portion, and a first contact portion, the first fixing portion is connected to the first A welding portion and a first contact portion, the at least one first contact area is located on at least one of the first contact portions, the first fixing portion is fixed on the bottom of the first concave portion, the first welding portion Protruding from the bottom of the insulating base, the first contact portion is provided on the first wall surface, the first wall surface forms a plurality of first grooves, the first contact portions are received in the first grooves. The board connector as described in item 7 or 8 of the patent application, wherein each second terminal includes a second fixing portion, a second soldering portion, and a second contact portion, the second fixing portion is connected to the A second welding part and a second contact part, the second fixing part is fixed on the bottom of the second concave part, the second welding part protrudes from the bottom of the insulating base, and the second contact part is arranged on the second The second wall surface forms a plurality of second grooves, and the second contact portions are received in the second grooves. A board connector combination comprising: a first connector, which is the board connector as described in any one of the patent application items 1 to 9; and a second connector, which includes an insulating housing, A plurality of third terminals and a plurality of fourth terminals, the insulating housing includes a second body, a third terminal base and a fourth terminal base, the second body has a second recessed portion, the third terminal base The fourth terminal block is disposed oppositely, and the second recessed portion is formed between the third terminal block and the fourth terminal block, the third terminals are positioned on the third A terminal block, the fourth terminals are provided on the fourth terminal block, when the second connector is inserted into the first connector, the tongue portion is fitted into the second recessed portion, and the first Three terminals are in contact with the first terminals, and the fourth terminals are in contact with the second terminals.

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