CN211428445U - Adapter connector - Google Patents

Abstract

A switching connector comprises a terminal assembly, a first switching shell and a second switching shell which are matched with the terminal assembly. The terminal assembly comprises a first terminal clamping part and a second terminal clamping part, the first terminal clamping part is positioned at a first end, the second terminal clamping part is positioned at a second end opposite to the first end, and the first adapter shell comprises a plurality of first accommodating grooves for accommodating the first terminal clamping part; the second adapter shell comprises a plurality of second accommodating grooves for accommodating the second terminal clamping parts; the terminal assembly is provided with a first locking assembly locked with the first transfer housing and a second locking assembly locked with the second transfer housing. So set up, the equipment of adapter connector is convenient for.

Description

Adapter Connector

technical field

The utility model relates to an adapter connector, which belongs to the technical field of electrical connectors.

Background technique

The adapter connector usually includes an insulating body and a number of conductive terminals installed in the insulating body, wherein the insulating body is provided with a first interface at one end and used for mating with the first connector, and at the other end and used for connecting with a second interface The second interface that the device is matched with. How to facilitate the assembly of the adapter connector is a technical problem to be solved by those skilled in the art.

Utility model content

The purpose of the utility model is to provide a switch connector which is easy to assemble.

In order to achieve the above purpose, the present invention adopts the following technical solutions: an adapter connector, which includes a terminal assembly and a first adapter housing and a second adapter shell matched with the terminal assembly, the first adapter An adapter case and the second adapter case are assembled with each other, the terminal assembly is accommodated in the first adapter case and the second adapter case, wherein the terminal assembly includes a A first terminal clamping portion at the first end and a second terminal clamping portion located at a second end opposite to the first end, the first adapter housing includes a plurality of a first accommodating groove and a first accommodating space communicated with the plurality of first accommodating grooves; the second adapter housing includes a plurality of second accommodating grooves for accommodating the second terminal clamping portion, and a plurality of second accommodating grooves for accommodating the second terminal clamping portion and A second accommodating space communicated with the second accommodating groove; the terminal assembly is provided with a first lock assembly that locks with the first adapter housing and a lock that locks with the second adapter shell The second lock assembly.

As a further improved technical solution of the present invention, the first lock assembly includes a first lock provided on the terminal assembly and matched with a first lock opening provided on the first adapter housing a buckle protrusion, the first lock protrusion is clamped in the first lock opening; the second lock assembly includes a connection provided on the terminal assembly and arranged on the second adapter shell The second lock protrusion on the body is matched with the second lock protrusion, and the second lock protrusion is clamped in the second lock opening.

As a further improved technical solution of the present invention, the first adapter casing and the second adapter casing are in contact with each other and have positioning structures that cooperate with each other.

As a further improved technical solution of the present invention, the first adapter housing includes positioning protrusions and positioning grooves located on both sides, and the second adapter shell includes positioning protrusions and positioning grooves located on both sides. grooves, wherein the positioning protrusions on the first adapter shell are matched with the positioning grooves on the second adapter shell, and the positioning grooves on the first adapter shell are matched with the positioning grooves on the second adapter shell. The positioning protrusions on the second adapter housing are matched with each other.

As a further improved technical solution of the present invention, the terminal assembly includes a first terminal module, and the first terminal module includes a first insulating block, a plurality of first transfer terminals fixed on the first insulating block, and A first metal shielding sheet, the plurality of first transfer terminals include a plurality of first elastic terminal contact portions protruding from the first insulating block and located at the first end, and a plurality of first elastic terminal contact portions protruding from the first insulating block and located at the first end a plurality of second elastic terminal contact parts of the second end, the first insulating block includes a first surface and a second surface located between the first end and the second end and opposite to each other, the first metal The shielding sheet is arranged on the first surface of the first insulating block, the first terminal clamping part includes the plurality of first elastic terminal contact parts, and the second terminal clamping part includes the plurality of second terminal clamping parts Elastic terminal contacts.

As a further improved technical solution of the present invention, the first terminal module further includes a first conductive adhesive plate disposed on the second surface of the first insulating block, and the first conductive adhesive plate is connected to the first conductive adhesive plate. A metal shielding sheet is located on opposite sides of the plurality of first transfer terminals, respectively.

As a further improved technical solution of the present invention, the plurality of first transfer terminals include a plurality of first ground terminals, the first metal shielding sheet is in contact with one side of the plurality of first ground terminals, and the first The conductive adhesive plate is provided with a plurality of first conductive adhesive ribs in contact with the other sides of the plurality of first grounding terminals.

As a further improved technical solution of the present invention, the first terminal module further includes a second metal shielding sheet, and the second metal shielding sheet is located between the second surface of the first insulating block and the first conductive sheet. Between the glue plates, the plurality of first conductive glue ribs pass through the second metal shielding sheet and contact the plurality of first ground terminals.

As a further improved technical solution of the present invention, the second metal shielding sheet and the first conductive rubber sheet are fixed together by insert molding or hot melting.

As a further improved technical solution of the present invention, the first metal shielding sheet is provided with several protruding ribs, and the several protruding ribs are fixed to the several first grounding terminals by welding.

As a further improved technical solution of the present invention, the first insulating block, the second metal shielding sheet and the first conductive glue plate are fixed together by hot melting.

As a further improved technical solution of the present invention, the plurality of first transfer terminals are insert-molded in the first insulating block.

As a further improved technical solution of the present invention, the terminal assembly further includes a second terminal module, the second terminal module includes a second insulating block, and a plurality of second adapter terminals fixed on the second insulating block to and a third metal shielding sheet, the plurality of second transfer terminals include a plurality of third elastic terminal contact portions protruding from the second insulating block and located at the first end, and a plurality of third elastic terminal contact portions protruding from the second insulating block and located at the first end A plurality of fourth elastic terminal contact parts of the second end, the second insulating block includes a third surface and a fourth surface located between the first end and the second end and opposite to each other, the third surface The metal shielding sheet is arranged on the third surface of the second insulating block, wherein the first terminal clamping portion is formed by the plurality of first elastic terminal contact portions and the plurality of third elastic terminal contact portions; the The second terminal clamping portion is formed by the plurality of second elastic terminal contact portions and the plurality of fourth elastic terminal contact portions.

As a further improved technical solution of the present invention, the first lock assembly includes a first lock assembly arranged on the first metal shielding sheet and matched with a first lock opening arranged on the first adapter housing. A locking protrusion and a third locking protrusion arranged on the third metal shielding sheet and matched with the third locking opening provided on the first adapter housing, the first locking The protrusion is clamped in the first lock opening, and the third lock protrusion is clamped in the third lock opening; the second lock assembly includes a metal shield disposed on the first metal shield. a second locking protrusion on the sheet and matched with the second locking opening arranged on the second adapter shell and a second locking protrusion arranged on the third metal shielding sheet and arranged on the second adapter shell The fourth lock protrusion on the body matches the fourth lock protrusion, the second lock protrusion is clamped in the second lock opening, and the fourth lock protrusion is clamped in the second lock protrusion. into the fourth lock opening.

As a further improved technical solution of the present invention, the first adapter housing includes a first side wall, a second side wall opposite to the first side wall, and a second side wall located between the first side wall and the first side wall. A first middle wall between the two side walls, a first channel between the first side wall and the first middle wall, and a first channel between the second side wall and the first middle wall a second channel; the second adapter housing includes a fifth side wall, a sixth side wall opposite to the fifth side wall, located between the fifth side wall and the sixth side wall the second intermediate wall, a third channel located between the fifth side wall and the second intermediate wall, and a fourth channel located between the sixth side wall and the second intermediate wall; The first channel and the third channel are aligned with each other for receiving the first terminal module; the second channel and the fourth channel are aligned with each other for receiving the second terminal module.

As a further improved technical solution of the present invention, the first terminal module is provided with a plurality of first ribs, the second terminal module is provided with a plurality of second ribs, the first adapter housing and/or the The second adapter housing is provided with a plurality of first dovetail grooves matched with the plurality of first protruding ribs and a plurality of second dovetail grooves matched with the plurality of second protruding ribs.

Compared with the prior art, the present invention reduces the manufacturing difficulty of the housing by arranging the first adapter casing and the second adapter casing which are assembled with each other; The first lock assembly that is connected to the lock of the housing and the second lock assembly that is locked with the second adapter shell is beneficial to realize the assembly of the adapter connector.

Description of drawings

FIG. 1 is a perspective view of the electrical connector assembly of the present invention.

FIG. 2 is a front view of FIG. 1 and schematically shows the manner of mounting with the circuit board.

FIG. 3 is a partially exploded perspective view of FIG. 1 .

FIG. 4 is a partial perspective exploded view of the adaptor connector of the present invention in FIG. 3 .

FIG. 5 is a partially exploded perspective view of FIG. 4 from another angle.

FIG. 6 is a partial perspective exploded view of the adapter connector of the present invention at another angle.

FIG. 7 is a partially exploded perspective view of FIG. 6 from another angle.

FIG. 8 is a schematic perspective view of the first terminal module.

FIG. 9 is a perspective view of FIG. 8 from another angle.

FIG. 10 is an exploded perspective view of FIG. 8 .

FIG. 11 is an exploded perspective view of FIG. 10 from another angle.

FIG. 12 is a schematic perspective view of the second terminal module.

FIG. 13 is a schematic perspective view of FIG. 12 from another angle.

FIG. 14 is an exploded perspective view of FIG. 12 .

FIG. 15 is an exploded perspective view of FIG. 14 from another angle.

FIG. 16 is a top view of the adapter connector of FIG. 3 .

FIG. 17 is a bottom view of the adapter connector of FIG. 3 .

Detailed ways

Referring to FIGS. 1 to 3 , the present invention discloses an electrical connector assembly including a first electrical connector 100 , a second electrical connector 200 and a connection between the first electrical connector 100 and the The adapter connector 300 of the second electrical connector 200 . The adapter connector 300 includes a first connecting portion 301 and a second connecting portion 302 opposite to each other, wherein the first connecting portion 301 is used for electrical connection with the first electrical connector 100 , and the second connecting portion 301 is used for electrical connection with the first electrical connector 100 . The connecting portion 302 is used for electrical connection with the second electrical connector 200 . Referring to FIG. 2 , the first electrical connector 100 is used for mounting on the first circuit board 109 , and the second electrical connector 200 is used for mounting on the second circuit board 209 . In an embodiment of the present invention, the first circuit board 109 is parallel to the second circuit board 209 .

The adapter connector 300 includes a terminal assembly 3 and a first adapter housing 1 and a second adapter casing 2 matched with the terminal assembly 3 . The first adapter casing 1 and the second adapter casing 2 are assembled with each other. The terminal assembly 3 is accommodated in the first adapter housing 1 and the second adapter casing, wherein the terminal assembly 3 includes a first terminal located at a first end (eg, the upper end in FIG. 4 ) The clamping portion 31 and the second terminal clamping portion 32 located at the second end (eg, the lower end in FIG. 4 ) opposite to the first end. The first terminal holding portion 31 is used for electrical connection with the first terminal of the first electrical connector 100 , and the second terminal holding portion 32 is used for connecting with the first terminal of the second electrical connector 200 . The second terminal realizes electrical connection. The terminal assembly 3 is provided with a first locking assembly 101 (please refer to FIG. 1 ) that is locked with the first adapter housing 1 , and a first locking element 101 that is locked with the second adapter casing 2 . The second lock assembly 201 (please refer to FIG. 1 ).

Referring to FIG. 6 and FIG. 7 , the first adapter housing 1 includes a first abutting surface 11 , a first mounting surface 12 disposed opposite to the first abutting surface 11 , and passing through the first abutting surface 11 . 11 and the first receiving space 13 of the first installation surface 12 . The first accommodating space 13 is used for accommodating the first electrical connector 100 . The first adapter housing 1 further includes a plurality of first receiving grooves 110 penetrating the first mating surface 11 and used for receiving the first terminal clamping portion 31 . More specifically, the first adapter housing 1 includes a first side wall 14 , a second side wall 15 arranged opposite to the first side wall 14 , and a second side wall 15 located between the first side wall 14 and the second side wall 14 . A first intermediate wall 16 between the side walls 15 , a third side wall 17 connecting the first side wall 14 and one side of the second side wall 15 , and a third side wall 17 connecting the first side wall 14 and the The fourth side wall 18 on the other side of the second side wall 15 . Two ends of the first intermediate wall 16 are respectively erected on the third side wall 17 and the fourth side wall 18 . The first receiving space 13 includes a first channel 131 located between the first side wall 14 and the first intermediate wall 16 and a first channel 131 located between the second side wall 15 and the first intermediate wall 16 . The second channel 132 in between.

In the illustrated embodiment of the present invention, the first side wall 14 is provided with a first lock opening 141 (refer to FIG. 4 ) that communicates with the first channel 131 , the second The side wall 15 is provided with a third locking opening 151 communicating with the second channel 132 (please refer to FIG. 5 ). The first locking opening 141 and the third locking opening 151 are used for locking with the terminal assembly 3 . In addition, two pairs of surfaces of the first intermediate wall 16 are respectively provided with a first dovetail groove 161 and a second dovetail groove 162 (please refer to FIG. 7 ).

Referring to FIG. 7 , the first adapter housing 1 is further provided with a positioning protrusion 121 and a positioning groove 122 on the first mounting surface 12 , wherein the positioning protrusion 121 is connected to the positioning protrusion 121 . The grooves 122 are located on two sides respectively, that is, the positioning protrusion 121 is close to the third side wall 17 , and the positioning groove 122 is close to the fourth side wall 18 .

Referring to FIG. 6 and FIG. 7 , the second adapter housing 2 includes a second docking surface 21 , a second mounting surface 22 disposed opposite to the second docking surface 21 , and a second docking surface penetrating the second docking surface 21 . 21 and the second receiving space 23 of the second mounting surface 22 . The second accommodating space 23 is used for accommodating the second electrical connector 200 . The second adapter housing 2 further includes a plurality of second accommodating grooves 210 penetrating the second abutting surface 21 and used for accommodating the second terminal clamping portion 32 . More specifically, the second adapter housing 2 includes a fifth side wall 24 , a sixth side wall 25 disposed opposite to the fifth side wall 24 , and a sixth side wall 25 located between the fifth side wall 24 and the sixth side wall 24 . A second intermediate wall 26 between the side walls 25, a seventh side wall 27 connecting the fifth side wall 24 and one side of the sixth side wall 25, and a seventh side wall 27 connecting the fifth side wall 24 and the The eighth side wall 28 on the other side of the sixth side wall 25 . Two ends of the second intermediate wall 26 are respectively erected on the seventh side wall 27 and the eighth side wall 28 . The second receiving space 23 includes a third channel 231 located between the fifth side wall 24 and the second intermediate wall 26 and a third channel 231 located between the sixth side wall 25 and the second intermediate wall 26 The fourth channel 232 in between.

In the illustrated embodiment of the present invention, the fifth side wall 24 is provided with a second locking opening 241 (refer to FIG. 6 ) that communicates with the third channel 231 , and the sixth The side wall 25 defines a fourth locking opening 251 (refer to FIG. 5 ) that communicates with the fourth channel 232 . The second locking opening 241 and the fourth locking opening 251 are used for locking with the terminal assembly 3 . In addition, two pairs of surfaces of the second intermediate wall 26 are respectively provided with a third dovetail groove 261 and a fourth dovetail groove 262 .

Referring to FIG. 6 , the second adapter housing 2 is further provided with a positioning protrusion 221 and a positioning groove 222 on the second mounting surface 22 , wherein the positioning protrusion 221 is connected to the positioning protrusion 221 . The grooves 222 are located on two sides respectively, that is, the positioning protrusion 221 is close to the eighth side wall 28 , and the positioning groove 222 is close to the seventh side wall 27 .

The first adapter casing 1 and the second adapter casing 2 are in contact with each other and have positioning structures that cooperate with each other. In the illustrated embodiment of the present invention, the positioning structure includes a positioning protrusion 121 and a positioning groove 122 provided on the first adapter housing 1, and a positioning groove 122 provided on the second adapter housing 1 2 on the positioning protrusion 221 and positioning groove 222. The positioning protrusions 121 on the first adapter shell 1 are matched with the positioning grooves 222 on the second adapter shell 2 , and the positioning grooves 122 on the first adapter shell 1 are matched with each other. It is matched with the positioning protrusion 121 on the second adapter housing 2 . After the first adapter case 1 and the second adapter case 2 are assembled, the first channel 131 and the third channel 231 are aligned with each other; the second channel 132 Aligned with the fourth channel 232 .

Preferably, the structures of the first adapter housing 1 and the second adapter housing 2 are the same, so that the two can be shared. In an embodiment of the present invention, the first adapter casing 1 and the second adapter casing 2 are in a point-symmetric relationship. When the two are shared, one of the first adapter shell 1 and the second adapter shell 2 can be assembled with each other after rotating one of them by 180 degrees, so that only one set of molds needs to be opened, which saves costs .

Referring to FIG. 4 and FIG. 5 , the terminal assembly 3 includes a first locking protrusion 421 matched with the first locking opening 141 , and a second locking protrusion 421 matched with the second locking opening 241 . The locking protrusion 422 , the third locking protrusion 521 matching with the third locking opening 151 , and the fourth locking protrusion 522 matching with the fourth locking opening 251 .

The first lock assembly 101 includes the first lock protrusion 421 disposed on the terminal assembly 3 and matched with the first lock opening 141 on the first adapter housing 1 . , the first locking protrusion 421 is clamped in the first locking opening 141 ; the second locking assembly 201 includes a connection provided on the terminal assembly 3 and connected to the second adapter housing The second locking protrusion 422 matched with the second locking opening 241 on 2 , the second locking protrusion 422 is clamped in the second locking opening 241 . In this embodiment, the first lock assembly 101 further includes the terminal assembly 3 and the third lock opening 151 on the first adapter housing 1 . The third locking protrusion 521 is clamped in the third locking opening 151 ; the second locking assembly 201 further includes a third locking protrusion 521 disposed on the terminal assembly 3 and connected to the terminal assembly 3 . The fourth lock protrusion 522 is matched with the fourth lock opening 251 on the second adapter housing 2 , and the fourth lock protrusion 522 is clamped on the fourth lock in opening 251.

Referring to FIG. 4 to FIG. 11 , the terminal assembly 3 includes a first terminal module 4 . The first terminal module 4 is installed in the first channel 131 and the third channel 231 . The first terminal module 4 includes a first insulating block 40 , a plurality of first transfer terminals 41 fixed on the first insulating block 40 , and a first metal shielding sheet located on one side of the first insulating block 40 . 42. In an embodiment of the present invention, the first terminal module 4 further includes a first conductive adhesive plate 44 located on the other side of the first insulating block 40 , and the first conductive adhesive plate 44 is connected to the other side of the first insulating block 40 . The first metal shielding sheets 42 are respectively located on opposite sides of the plurality of first transfer terminals 41 . In an embodiment of the present invention, the first terminal module 4 further includes a second metal shielding sheet 43 , and the second metal shielding sheet 43 contacts the first conductive adhesive plate 44 .

In an embodiment of the present invention, the plurality of first transfer terminals 41 are insert-molded in the first insulating block 40 . The plurality of first transfer terminals 41 include a plurality of first elastic terminal contact portions 411 protruding from the first insulating block 40 and located at the first end (eg, the left end in FIG. 10 ) and protruding from the first The insulating block 40 is located at the second end (eg, the right end in FIG. 10 ) of several second elastic terminal contact portions 412 . The plurality of first transfer terminals 41 include a plurality of first signal terminals S1 and a plurality of first ground terminals G1. Preferably, the first signal terminal S1 includes a plurality of differential signal pairs, and first ground terminals G1 are provided on both sides of each differential pair.

The first insulating block 40 includes a first surface 401 (eg, the top surface in FIG. 10 ) and a second surface 402 (eg, the top surface in FIG. 10 ) located between the first end and the second end and facing each other. bottom). The first metal shielding sheet 42 is disposed on the first surface 401 of the first insulating block 40 , and the second metal shielding sheet 43 and the first conductive adhesive plate 44 are both disposed on the first insulating block 40 . The second side 402 of the block 40 . Referring to FIG. 10 , in the illustrated embodiment of the present invention, two opposite surfaces of the plurality of first ground terminals G1 are exposed in the first slot 403 of the first insulating block 40 . The first insulating block 40 is further provided with a plurality of first thermal fuse columns 404 located on the second surface 402 . Referring to FIG. 11 , the first insulating block 40 is further provided with a first protruding rib 405 matched with the first dovetail groove 161 and the third dovetail groove 261 .

The first metal shielding sheet 42 is provided with a plurality of protruding ribs 423 protruding toward the first grounding terminal G1, and the protruding ribs 423 are in contact with one side of the corresponding first grounding terminal G1 through the first slot 403 . Preferably, the plurality of protruding ribs 423 are fixed to the plurality of first ground terminals G1 by welding (eg, laser welding). In the illustrated embodiment of the present invention, the first locking protrusion 421 and the second locking protrusion 422 are disposed on the first metal shielding sheet 42, for example, formed by punching.

The second metal shielding sheet 43 is located between the second surface 402 of the first insulating block 40 and the first conductive adhesive plate 44 to enhance the shielding effect. The second metal shielding sheet 43 is provided with a plurality of slots 431 corresponding to the first ground terminal G1 and a connecting piece 432 located between two adjacent slots 431 .

The first conductive adhesive plate 44 has a plurality of first openings 441 corresponding to the first hot-melt posts 404 and a plurality of first conductive adhesive ribs 442 protruding toward the first ground terminal G1. The second metal shielding sheet 43 and the first conductive adhesive plate 44 are fixed together by insert molding or thermal fusion. In an embodiment of the present invention, the first insulating block 40 , the second metal shielding sheet 43 and the first conductive adhesive plate 44 are fixed together by thermal fusion. During assembly, the first hot-melt pillars 404 can first pass through the corresponding first openings 441 and then perform heat-melting; after the hot-melting, the first hot-melt pillars 404 and the first openings 441 are integrally formed. During thermal melting, the connecting piece 432 will pass through the corresponding first conductive adhesive rib 442 to be embedded in the first conductive adhesive plate 44 ; when the connecting piece 432 passes through the corresponding first conductive adhesive rib 442 , the The first conductive adhesive rib 442 will pass through the corresponding slot 431 on both sides of the corresponding connecting piece 432 ; after hot-melting, the connecting piece 432 will be embedded in the first conductive adhesive plate 44 and the first conductive adhesive The plate 44 is in contact with the other side of the plurality of first ground terminals G1. In this way, the first ground terminal G1 is in contact with the first metal shielding sheet 42 and the first conductive adhesive plate 44 , and the first conductive adhesive plate 44 is electrically connected to the second metal shielding sheet 43, thereby increasing the grounding area and improving the shielding effect.

Referring to FIGS. 4 to 7 and FIGS. 12 to 15 , in this embodiment, the terminal assembly 3 further includes a second terminal module 5 . In this embodiment, the second terminal module 5 and the first terminal module 4 are arranged symmetrically, and the components in the second terminal module 5 have the same connection relationship with the first terminal module 4, but are not limited to this. The second terminal module 5 is installed in the second channel 132 and the fourth channel 232 . Referring to FIGS. 12 to 15 , the second terminal module 5 includes a second insulating block 50 , a plurality of second transfer terminals 51 fixed on the second insulating block 50 , and a plurality of second connecting terminals 51 located on the second insulating block 50 . The third metal shielding sheet 52 on one side of the second insulating block 50 , the fourth metal shielding sheet 53 on the other side of the second insulating block 50 , and the second conductive adhesive plate 54 .

In an embodiment of the present invention, the plurality of second transfer terminals 51 are insert-molded in the second insulating block 50 . The plurality of second transfer terminals 51 include a plurality of third elastic terminal contact portions 511 protruding from the second insulating block 50 and located at the first end (eg, the left end in FIG. 15 ) and protruding from the second The insulating block 50 is located at the second end (eg, the right end in FIG. 15 ) of several fourth elastic terminal contact portions 512 . The plurality of second transfer terminals 51 include a plurality of second signal terminals S2 and a plurality of second ground terminals G2. Preferably, the second signal terminal S2 includes a plurality of differential signal pairs, and both sides of each differential pair are provided with second ground terminals G2.

The second insulating block 50 includes a third surface 501 (eg, the top surface in FIG. 15 ) and a fourth surface 502 (eg, the top surface in FIG. 15 ) located between the first end and the second end and facing each other. bottom). The third metal shielding sheet 52 is disposed on the third surface 501 of the second insulating block 50 , and the fourth metal shielding sheet 53 and the second conductive adhesive plate 54 are both disposed on the second insulating block 50 . The fourth side 502 of the block 50 . Referring to FIG. 15 , in the illustrated embodiment of the present invention, two opposite surfaces of the plurality of second ground terminals G2 are exposed in the second slot 503 of the second insulating block 50 . The second insulating block 50 is further provided with a plurality of second thermal fuse pillars 504 located on the fourth surface 502 . Referring to FIG. 14 , the second insulating block 50 is further provided with a second protruding rib 505 matched with the second dovetail groove 162 and the fourth dovetail groove 262 .

Please refer to FIG. 6 , FIG. 7 , FIG. 11 and FIG. 14 , when the first adaptor housing 1 , the second adaptor housing 2 and the terminal assembly 3 are assembled with each other, the The first protruding rib 405 and the second protruding rib 505 can be aligned and enter the first dovetail groove 161 and the third dovetail on the first adapter housing 1 and the second adapter housing 2 respectively. The slot 261 , the second dovetail slot 162 and the fourth dovetail slot 262 (as shown in FIG. 16 and FIG. 17 ) enable the first adapter housing 1 and the second adapter housing 2 to be connected by the terminal assembly respectively The opposite ends of 3 are sleeved with the terminal assembly 3 and are butted with each other at the middle of the terminal assembly 3 , which is beneficial to the overall assembly and positioning of the adapter connector 300 .

The third metal shielding sheet 52 is provided with a plurality of protruding ribs 523 protruding toward the second grounding terminal G2, and the protruding ribs 523 are in contact with one side of the corresponding second grounding terminal G2 through the second slot 503 . Preferably, the plurality of protruding ribs 523 are fixed to the plurality of second ground terminals G2 by welding (eg, laser welding). In the illustrated embodiment of the present invention, the third locking protrusion 521 and the fourth locking protrusion 522 are disposed on the third metal shielding sheet 52, for example, formed by punching.

The fourth metal shielding sheet 53 is located between the fourth surface 502 of the second insulating block 50 and the second conductive adhesive plate 54 to enhance the shielding effect. The fourth metal shielding sheet 53 is provided with a plurality of slots 531 corresponding to the second ground terminals G2 and a connecting sheet 532 located between two adjacent slots 531 .

The second conductive adhesive plate 54 has a plurality of second openings 541 corresponding to the second hot-melt posts 504 and a plurality of second conductive adhesive ribs 542 protruding toward the second ground terminal G2. The fourth metal shielding sheet 53 and the second conductive adhesive plate 54 are fixed together by insert molding or thermal fusion. In an embodiment of the present invention, the second insulating block 50 , the fourth metal shielding sheet 53 and the second conductive adhesive plate 54 are fixed together by thermal fusion. After thermal melting, the second hot-melting column 504 and the second opening 541 are integrally formed, and the connecting piece 532 passes through the corresponding second conductive adhesive rib 542 to be embedded in the second conductive adhesive plate 54 . The second conductive adhesive rib 542 passes through the corresponding slot 531 and is used for contacting the other side of the plurality of second ground terminals G2. In this way, the second ground terminal G2 is in contact with both the third metal shielding sheet 52 and the second conductive adhesive plate 54 , thereby increasing the grounding area and improving the shielding effect.

In the illustrated embodiment of the present invention, the first terminal clamping portion 31 includes the plurality of first elastic terminal contact portions 411 and the plurality of third elastic terminal contact portions 511 , and the second terminal clamping portion The portion 32 includes the plurality of second elastic terminal contact portions 412 and the plurality of fourth elastic terminal contact portions 512 .

Compared with the prior art, the present invention reduces the manufacturing difficulty of the housing by arranging the first adapter casing 1 and the second adapter casing 2 to be assembled with each other; The first lock assembly 101 that locks with the first adapter housing 1 and the second lock assembly 201 that locks with the second adapter case 2 facilitates the assembly of the adapter connector 300 .

Preferably, the first locking opening 141 , the second locking opening 241 , the third locking opening 151 and the fourth locking opening 251 all penetrate the corresponding side walls outward. In this way, when the terminal assembly 3 needs to be disassembled, the tool is inserted into the corresponding lock opening to push against the corresponding lock protrusion, so that the lock protrusion can be separated from the lock opening, thereby facilitating the adaptor connector 300 disassembly.

The above embodiments are only used to illustrate the present utility model rather than limit the technical solutions described in the present utility model. The understanding of this specification should be based on those skilled in the art, such as "left", "right", "up" , "below" and other directional descriptions, although this specification has described the present invention in detail with reference to the above-mentioned embodiments, but, those of ordinary skill in the art should understand that those skilled in the art can still interpret the present invention. Modifications or equivalent replacements are made, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims (16)

1. An adapter connector (300) is characterized by comprising a terminal assembly (3) and a first adapter housing (1) and a second adapter housing (2) which are matched with the terminal assembly (3), wherein the first adapter housing (1) and the second adapter housing (2) are mutually assembled, the terminal assembly (3) is accommodated in the first adapter housing (1) and the second adapter housing (2), the terminal assembly (3) comprises a first terminal clamping part (31) at a first end and a second terminal clamping part (32) at a second end opposite to the first end, the first adapter housing (1) comprises a plurality of first accommodating grooves (110) for accommodating the first terminal clamping part (31) and a first accommodating space (13) communicated with the plurality of first accommodating grooves (110); the second adapter housing (2) comprises a plurality of second accommodating grooves (210) for accommodating the second terminal clamping parts (32) and a second accommodating space (23) communicated with the plurality of second accommodating grooves (210); the terminal assembly (3) is provided with a first locking assembly (101) locked with the first adapter shell (1) and a second locking assembly (201) locked with the second adapter shell (2).

2. The adapter connector (300) of claim 1, wherein: the first locking component (101) comprises a first locking protrusion (421) which is arranged on the terminal component (3) and is matched with a first locking opening (141) arranged on the first adapter shell (1), and the first locking protrusion (421) is clamped in the first locking opening (141); the second locking assembly (201) comprises a second locking protrusion (422) which is arranged on the terminal assembly (3) and is matched with a second locking opening (241) arranged on the second adapter shell (2), and the second locking protrusion (422) is clamped in the second locking opening (241).

3. The adapter connector (300) of claim 1, wherein: the first adapter housing (1) and the second adapter housing (2) are in mutual contact and have mutually matched positioning structures.

4. The adapter connector (300) of claim 3, wherein: the first adapter housing (1) comprises positioning protrusions (121) and positioning grooves (122) which are located on two sides, the second adapter housing (2) comprises positioning protrusions (221) and positioning grooves (222) which are located on two sides, the positioning protrusions (121) on the first adapter housing (1) are matched with the positioning grooves (222) on the second adapter housing (2), and the positioning grooves (122) on the first adapter housing (1) are matched with the positioning protrusions (221) on the second adapter housing (2).

5. The adapter connector (300) of claim 1, wherein: the terminal assembly (3) comprises a first terminal module (4), the first terminal module (4) comprises a first insulating block (40), a plurality of first transfer terminals (41) fixed on the first insulating block (40) and a first metal shielding sheet (42), the plurality of first transfer terminals (41) comprise a plurality of first elastic terminal contact parts (411) protruding out of the first insulating block (40) and located at the first end and a plurality of second elastic terminal contact parts (412) protruding out of the first insulating block (40) and located at the second end, the first insulating block (40) comprises a first face (401) and a second face (402) located between the first end and the second end and opposite to each other, the first metal shielding sheet (42) is located at the first face (401) of the first insulating block (40), the first terminal clamping part (31) comprises the plurality of first elastic terminal contact parts (411), the second terminal gripping portion (32) includes the plurality of second resilient terminal contact portions (412).

6. The adapter connector (300) of claim 5, wherein: the first terminal module (4) further comprises a first conductive rubber plate (44) arranged on the second surface (402) of the first insulating block (40), and the first conductive rubber plate (44) and the first metal shielding sheet (42) are respectively located on two opposite sides of the first transfer terminals (41).

7. The adapter connector (300) of claim 6, wherein: the first transfer terminals (41) comprise first ground terminals (G1), the first metal shielding plate (42) is in contact with one side of the first ground terminals (G1), and the first conductive rubber plate (44) is provided with first conductive rubber ribs (442) in contact with the other side of the first ground terminals (G1).

8. The adapter connector (300) of claim 7, wherein: the first terminal module (4) further comprises a second metallic shielding sheet (43), the second metallic shielding sheet (43) being located between the second face (402) of the first insulating block (40) and the first conductive glue board (44), the first conductive glue ribs (442) passing through the second metallic shielding sheet (43) and contacting the first ground terminals (G1).

9. The adapter connector (300) of claim 8, wherein: the second metal shielding sheet (43) and the first conductive rubber plate (44) are fixed together by insert molding or heat fusion.

10. The adapter connector (300) of claim 8, wherein: the first metal shielding sheet (42) is provided with a plurality of convex ribs (423), and the convex ribs (423) are fixed on the first grounding terminals (G1) through welding.

11. The adapter connector (300) of claim 10, wherein: the first insulating block (40), the second metal shielding sheet (43) and the first conductive adhesive sheet (44) are fixed together by heat fusion.

12. The adapter connector (300) of claim 5, wherein: the first plurality of transfer terminals (41) are insert-molded in the first insulating block (40).

13. The adapter connector (300) of claim 5, wherein: the terminal assembly (3) further comprises a second terminal module (5), the second terminal module (5) comprises a second insulating block (50), a plurality of second switching terminals (51) fixed on the second insulating block (50) and a third metal shielding sheet (52), the plurality of second switching terminals (51) comprise a plurality of third elastic terminal contact parts (511) protruding from the second insulating block (50) and located at the first end and a plurality of fourth elastic terminal contact parts (512) protruding from the second insulating block (50) and located at the second end, the second insulating block (50) comprises a third face (501) and a fourth face (502) located between the first end and the second end and opposite to each other, the third metal shielding sheet (52) is located at the third face (501) of the second insulating block (50), wherein the first terminal clamping part (31) is formed by the plurality of first elastic terminal contact parts (411) and the plurality of third elastic terminal contact parts (411) A three-elastic terminal contact portion (511); the second terminal gripping portion (32) is formed by the plurality of second resilient terminal contact portions (412) and the plurality of fourth resilient terminal contact portions (512).

14. The adapter connector (300) of claim 13, wherein: the first locking assembly (101) comprises a first locking protrusion (421) which is arranged on the first metal shielding sheet (42) and is matched with a first locking opening (141) arranged on the first adapter housing (1), and a third locking protrusion (521) which is arranged on the third metal shielding sheet (52) and is matched with a third locking opening (151) arranged on the first adapter housing (1), wherein the first locking protrusion (421) is clamped in the first locking opening (141), and the third locking protrusion (521) is clamped in the third locking opening (151); the second locking assembly (201) comprises a second locking protrusion (422) arranged on the first metal shielding sheet (42) and matched with a second locking opening (241) arranged on the second adapter housing (2), and a fourth locking protrusion (522) arranged on the third metal shielding sheet (52) and matched with a fourth locking opening (251) arranged on the second adapter housing (2), wherein the second locking protrusion (422) is clamped in the second locking opening (241), and the fourth locking protrusion (522) is clamped in the fourth locking opening (251).

15. The adapter connector (300) of claim 13, wherein: the first adapter housing (1) comprises a first side wall (14), a second side wall (15) arranged opposite to the first side wall (14), a first middle wall (16) positioned between the first side wall (14) and the second side wall (15), a first channel (131) positioned between the first side wall (14) and the first middle wall (16), and a second channel (132) positioned between the second side wall (15) and the first middle wall (16); the second adapter housing (2) comprises a fifth side wall (24), a sixth side wall (25) arranged opposite to the fifth side wall (24), a second middle wall (26) positioned between the fifth side wall (24) and the sixth side wall (25), a third channel (231) positioned between the fifth side wall (24) and the second middle wall (26), and a fourth channel (232) positioned between the sixth side wall (25) and the second middle wall (26); -said first channel (131) and said third channel (231) are mutually aligned for receiving said first terminal module (4); the second channel (132) and the fourth channel (232) are aligned with each other for receiving the second terminal module (5).

16. The adapter connector (300) of claim 15, wherein: first terminal module (4) are equipped with a plurality of first fins (405), second terminal module (5) are equipped with a plurality of second fins (505), first switching casing (1) and/or second switching casing (2) be equipped with a plurality of first dovetail grooves (161) of a plurality of first fins (405) matched with and with a plurality of second dovetail grooves (162) of a plurality of second fins (505) matched with.

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