TWM596469U - Connector assembly - Google Patents

Abstract

A connector assembly includes a socket connector, a shielding shell, and a radiator. The shielding shell covers the socket connector. The shielding shell has a top wall and two side walls, and the side walls have openings. The heat sink has a buckle. The heat sink is assembled to the top wall of the shielding shell through the buckle. The buckle integrally has a shielding piece for covering the opening of the side wall.

Description

Connector assembly

The present invention relates to a connector assembly, especially a connector assembly with a shielding shell.

Chinese invention patent publication number CN103928796 A (corresponding to US invention patent publication number US2014/0196943A1) discloses a socket assembly whose shield cover body includes a plurality of walls, and the plurality of walls includes at least two opposing side walls and at least one connected to The top wall between the two side walls. And the shield cover body includes a plurality of openings formed on one of the top wall and the side wall, the openings are covered by a shield element of similar shape, and the area of the shield element is larger than the area of the opening . The shield element is bonded to the shield body around the periphery of the opening to provide a barrier to electromagnetic interference leaking from the shield body. However, the disclosed shielding element is an independent component, which needs to be individually installed on each opening, which increases assembly time and procedures.

Therefore, an object of the present invention is to provide a connector assembly that can improve at least one disadvantage of the prior art.

Therefore, in some embodiments, the new connector assembly includes a socket connector, a shielding shell, and a heat sink. The shielding shell covers the socket connector. The shielding shell has a top wall and two side walls, and the side walls have openings. The heat sink has a buckle. The heat sink is assembled to the top wall of the shielding shell through the buckle. The buckle integrally has a shielding piece for covering the opening of the side wall.

In some embodiments, the fastener has two side plate portions fastened to the two side walls, and the shielding piece extends integrally from the side plate portions.

In some embodiments, both the side walls have the openings, and the buckle has two shielding pieces that extend integrally from the two side plate portions and respectively cover the openings of the two side walls.

In some embodiments, the opening is located in the front section of the shielding shell, and each opening is configured with an inwardly extending elastic sheet extending toward the shielding shell.

In some embodiments, the shielding shell includes an upper shell and a lower shell that form the top wall and the two side walls, and the shielding shell defines an upper containing cavity and a lower containing cavity, and the side wall has Corresponding to the multiple openings of the upper containing cavity and the lower containing cavity respectively, the shielding piece of the fastener covers the opening corresponding to the upper containing cavity, and the lower shell integrally has a cover for covering the lower A shielding sheet accommodating the opening of the cavity.

The buckle in the present invention has a shielding piece integrally. After the buckle is assembled, the shielding piece can be used to cover the opening on the side wall of the shielding shell to increase the shielding effect against electromagnetic interference, and the shielding piece does not need to be separately assembled, reducing Assembly time and procedures. Furthermore, in the structure in which the inside of the shielding case is divided into an upper accommodating cavity and a lower accommodating cavity, in addition to the shielding piece integrated with the buckle to cover the opening corresponding to the upper accommodating cavity, the lower case is also integrally With a shielding sheet, the shielding sheet can be used to cover the opening corresponding to the lower accommodating cavity after the lower case is assembled, so as to increase the shielding effect against electromagnetic interference.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same number.

1 and 2, an embodiment of the new connector assembly 100 of the present invention is suitable for being disposed on a circuit board 200 and covered with a casing (not shown), the casing having the connector assembly 100 And a front panel 300 through which the front end of the connector assembly 100 extends, and the connector assembly 100 is suitable for plugging into a pluggable module 400. The connector assembly 100 includes a socket connector 1, a shielding shell 2, and a heat sink 3.

Referring to FIGS. 1 to 5, the socket connector 1 is provided on the circuit board 200. The shielding shell 2 covers the socket connector 1 and is disposed on the circuit board 200 and extends in a front-rear direction D1. The shielding shell 2 includes an upper shell 21 and a lower shell 22 assembled with each other along an up-down direction D2. The upper shell 21 has a top wall 211, and both sides of the top wall 211 in the left-right direction D3 face down Two extending side walls 212, two inserts 213 formed at the front of the two side walls 212 and extending downward, a plurality of fixing flaps 214 formed at the bottom edges of the two side walls 212, and from the side walls The bottom edge of 212 extends downward and passes through the lower shell 22 to be fixed to the plurality of pins 215 on the circuit board 200. The pins 215 can also be electrically connected to the grounding circuit on the circuit board 200 (not shown). The lower shell 22 has a bottom wall 221 spaced apart from the top wall 211 in the up-down direction D2 and located in front of the socket connector 1, and two extending upward from the front sections of the left and right side edges of the bottom wall 221, respectively A first side plate 222, two second side plates 223 extending upward from the rear sections of the left and right side edges of the bottom wall 221 and covering the bottom outside of the two side walls 212, respectively formed on the two first side plates 222 Two insertion holes 224 respectively corresponding to the two inserts 213 at the top end, and formed at the junction of the two second side plates 223 and the bottom wall 221 and corresponding to the fixing flaps 214 respectively A plurality of fixing perforations 225, and the fixing flaps 214 pass downward through the fixing perforations 225 and then bend inward. The upper shell 21 and the lower shell 22 are assembled and combined with each other by the cooperation of the insert piece 213 of the upper shell 21 and the fixing flap 214 and the insertion hole 224 of the lower shell 22 and the fixing through hole 225. In addition, in this embodiment, a conductive pad 221a is provided between the rear section of the bottom wall 221 of the lower case 22 and the circuit board 200, and the conductive pad 221a may be a conductive cloth and connected to the shielding shell 2 and the Between the grounding circuits (not shown) of the circuit board 200 to increase the grounding effect. In addition, a rear cover 23 is further provided at the rear end of the upper shell 21 of the shielding shell 2. The rear cover 23 has a rear wall 231 connected to the rear edges of the top wall 211 and the two side walls 212.

The top wall 211, the two side walls 212, the bottom wall 221, and the rear wall 231 of the shielding case body collectively define an accommodating space 24, the accommodating space 24 has a front-end socket 241 facing the front, and one formed on the top wall 211 A window opening 242 and a bottom opening 243 behind the bottom wall 221, the socket connector 1 is covered by the shielding casing 2 through the bottom opening 243. In this embodiment, an inner spacing component 25 is provided between the two side walls 212 of the shielding shell 2, and the inner spacing component 25 divides the accommodating space 24 of the shielding cover body for the pluggable module 400 to pass through An upper accommodating cavity 244 and a lower accommodating cavity 245 are inserted into the front end socket 241. The socket connector 1 has a shell 11 disposed on the circuit board 200 and a plurality of terminals 12. The shell 11 has an upper docking slot 111 and a lower docking slot 112 respectively corresponding to the upper accommodating cavity 244 and the lower accommodating cavity 245 and used for interfacing with the pluggable module 400, the terminals 12 are respectively disposed in the upper docking slot 111 and the lower docking slot 112 and electrically connected to the circuit board 200. The side wall 212 has a plurality of openings 212a corresponding to the upper accommodating cavity 244 and the lower accommodating cavity 245 respectively. Specifically, in this embodiment, the two side walls 212 respectively form an opening corresponding to the upper accommodating cavity 244 212a, and the two side walls 212 respectively form an opening 212a corresponding to the lower accommodating cavity 245, but the number thereof is not limited to this. The openings 212a are located in the front section of the shielding shell 2, and each opening 212a is formed with an inwardly extending elastic piece 212b extending obliquely toward the back of the shielding shell 2, and the inwardly extending elastic pieces at the openings 212a 212b is used to generate a locking effect with the pluggable module 400 inserted into the upper accommodating cavity 244 or the lower accommodating cavity 245. In detail, the pluggable module 400 has a shell 401, a plug-in circuit board 402, and a cable 403, and the shell 401 has an upper cavity 244 or a lower cavity 245 of the plug-in portion 401a, the plug-in circuit board 402 protruding from the plug-in portion 401a is disposed at the front end of the plug-in portion 401a and is used to be inserted into the upper docking slot 111 or the lower docking slot 112 The cable 403 is connected to the rear end of the shell 401 and is electrically connected to the plug-in circuit board 402. The left and right sides of the insertion portion 401a of the shell 401 are provided with locking grooves 401b corresponding to the inwardly extending elastic pieces 212b. In addition, an alignment structure 401c is also formed on the top of the front end of the insertion portion 401a of the shell 401, and the upper shell 21 of the shielding shell 2 also has a downward extension from the rear end of the window 242 of the top wall 211 to the An upper stop portion 216 in the upper accommodating cavity 244, the inner spacing member 25 has a lower stop portion 251b extending downward into the lower accommodating cavity 245, the upper stop portion 216 or the lower stop portion 251b is used to block the alignment structure 401c to limit the insertion position of the pluggable module 400.

In addition, a plurality of grounding members 26 are provided at the front end socket 241 of the shielding shell 2, and the grounding members 26 have a rearward extension from the front end socket 241 and are distributed outside the shielding shell 2 and the shielding shell 2 A plurality of elastic fingers 261 inside, those of the elastic fingers 261 located outside the shielding case 2 are used to contact the front panel 300, and those of the elastic fingers 261 located inside the shielding case 2 are used to Contact with the pluggable module 400.

2, 3 and 5 to 7, the heat sink 3 is assembled on the top wall 211 of the shielding shell 2. The heat sink 3 includes a substrate 31 disposed on the top wall 211, a plurality of heat dissipating fins 32 extending along the front-rear direction D1 and side by side disposed along the left-right direction D3 on the top surface of the substrate 31, and from the substrate 31 is pressed against the substrate 31 and is fastened to the two fasteners 33 of the side wall 212 of the shielding case 2. In this embodiment, the heat dissipation fins 32 can avoid the two fasteners 33 by way of example The ground is provided on the substrate 31 by welding. The base plate 31 has a thermal coupling portion 311 extending downward and extending into the upper accommodating cavity 244 through the window 242. The thermal coupling portion 311 is used to connect with the pluggable portion inserted into the upper accommodating cavity 244. The pull-out module 400 (see FIG. 1) contacts to enhance the heat dissipation of the heat sink 3, and in this embodiment, the bottom surface of the thermal coupling portion 311 is provided with a thermal interface for contacting with the pluggable module 400 Material 312, the thermal interface material 312 can be, for example, a thermal pad or a thermal pad containing a phase change material. The two fasteners 33 are arranged along the front-rear direction D1 and the heat sink 3 is assembled to the top wall 211 of the shielding casing 2 through the two fasteners 33. Each buckle 33 has a pressing portion 331 extending along the left-right direction D3 and elastically pressed against the substrate 31, and extending downward from the left and right ends of the pressing portion 331 and respectively buckled to the shielding shell The two side plate portions 332 of the two side walls 212 of the body 2. The pressing portion 331 elastically presses against the substrate 31 so that the thermal coupling portion 311 extends through the window 242 into the upper receiving cavity 244 and elastically contacts the pluggable module 400. Each side wall 212 is formed with a plurality of buckles 212c, and each side plate portion 332 is formed with a buckle hole 332a corresponding to the buckle 212c. The two fasteners 33 at the front also have two shielding pieces 333 that extend integrally from the two side plate portions 332 and respectively cover the openings 212a corresponding to the side walls 212 of the upper receiving cavity 244. The two shielding pieces 333 can increase the shielding effect against electromagnetic interference, and the shielding pieces 333 do not need to be separately assembled, reducing assembly time and procedures. With reference to FIGS. 8 and 9, in detail, in this embodiment, the two shielding pieces 333 gradually expand slightly downward in the left-right direction D3, thereby facilitating the assembly of the buckle 33. It should be noted that, in other embodiments, the two buckles 33 may not be a multi-piece but a one-piece structure, and should not be limited by this embodiment. In addition, in the present embodiment, the lower shell 22 further has two shielding pieces 226 that integrally extend upward from the two second side plates 223 and cover the opening 212a corresponding to the lower receiving cavity 245, Thereby, the shielding effect against electromagnetic interference is further increased, and the shielding piece 226 also does not require additional separate assembly, which reduces assembly time and procedures.

Referring to FIGS. 3 and 10 to 11, in this embodiment, the inner spacer assembly 25 has a spacer housing 251 disposed between the two side walls 212 and an inner radiator disposed in the spacer housing 251 252, and a grounding member 253 provided at the front end of the partition housing 251. The partition housing 251 has a bottom window 251a at the bottom and facing the lower accommodating cavity 245, and the lower stop portion 251b formed at the rear end of the bottom window 251a. The inner heat sink 252 has a heat dissipation element 252a disposed in the space case 251, and a bias disposed between the top of the heat dissipation element 252a and the space case 251 and disposed in the space case 251压 Elastic member 252b. The heat sink 252a has a base plate 252c, and a plurality of heat dissipating fins 252d extending upward from the base plate 252c and juxtaposed along the left-right direction D3. The substrate 252c has a thermal coupling portion 252e extending downward and extending into the lower accommodating cavity 245 through the bottom window 251a and for contacting with the pluggable module 400 (see FIG. 1), and The bottom of the thermal coupling portion 252e is similarly provided with a thermal interface material 252f for contacting with the pluggable module 400. The biasing elastic member 252b is sandwiched between the heat dissipating fins 252d of the heat dissipating member 252a and the spacing housing 251 under pressure, so that the thermal coupling portion 252e extends into the lower volume through the bottom window 251a The cavity 245 is placed in elastic contact with the pluggable module 400.

In summary, in addition to the opening 212a formed by the inwardly extending elastic sheet 212b, the shielding shell 2 also has many small holes for ventilation and heat dissipation. These small holes are small and densely arranged in a matrix. Therefore, the electromagnetic interference can be shielded; however, the size of the opening 212a formed to form the inner elastic piece 212b is larger, so the buckle 33 in the present invention has a shield piece 333 integrally, and the shield piece 333 can be used after the buckle 33 is assembled The opening 212a formed by the inner elastic piece 212b on the side wall 212 of the shielding shell 2 is covered to increase the shielding effect against electromagnetic interference, and the shielding piece 333 does not need to be separately assembled, reducing assembly time and procedures. Furthermore, in the structure where the shielding case 2 is divided into an upper accommodating cavity 244 and a lower accommodating cavity 245, the shielding piece 333 in addition to the fastener 33 is used to cover the upper accommodating cavity 244 and is used to In addition to forming the opening 212a formed by the inwardly extending elastic piece 212b, the lower shell 22 also integrally has a shielding piece 226. After the lower shell 22 is assembled, the shielding piece 226 can be used to cover the corresponding lower receiving cavity 245 and to form the The opening 212a formed by the inwardly extending elastic piece 212b increases the shielding effect against electromagnetic interference.

However, the above are only examples of the new model. When the scope of the new model cannot be limited by this, any simple equivalent changes and modifications made according to the patent application scope and patent specification content of the new model are still regarded as Within the scope of this new patent.

100: connector assembly 1: socket connector 11: Shell 111: upper docking slot 112: Lower docking slot 12: Terminal 2: Shielding shell 21: Upper shell 211: top wall 212: Side wall 212a: opening 212b: Inward stretch 212c: Buckle 213: Insert 214: Fixed flap 215: Pin 216: Upper stop 22: Lower shell 221: bottom wall 221a: conductive pad 222: First side panel 223: Second side panel 224: jack 225: Perforation for fixing 226: shielding sheet 23: Rear cover 231: Rear wall 24: accommodating space 241: Front socket 242: Open the window 243: bottom opening 244: Upper cavity 245: Lower cavity 25: Internal spacer component 251: Spacer shell 251a: bottom window 251b: Lower stop 252: Inner radiator 252a: heat sink 252b: biased elastic 252c: substrate 252d: cooling fins 252e: Thermal coupling 252f: Thermal interface material 253: Grounding piece 26: grounding piece 261: Elastic finger 3: radiator 31: substrate 311: Thermal coupling 312: Thermal interface material 32: cooling fins 33: Buckle 331: Pressing part 332: Side panel 332a: Button hole 333: shielding sheet 200: circuit board 300: front panel 400: pluggable module 401: Shell 401a: Connector 401b: lock groove 401c: alignment structure 402: Plug-in circuit board 403: Cable D1: front and back direction D2: up and down direction D3: left and right direction

Other features and functions of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: FIG. 1 is a perspective view of an embodiment of the novel connector assembly disposed on a circuit board and covered with a front panel of a chassis. The figure also shows a pluggable module for docking with the embodiment; FIG. 2 is a cross-sectional view of FIG. 1 with the front panel and pluggable module omitted; FIG. 3 is a perspective view of the embodiment, and the socket connector of the embodiment is omitted in the figure; 4 is a partial perspective view of FIG. 3 viewed from another perspective; 5 is an exploded perspective view of FIG. 3; 6 is a perspective exploded view of the heat sink of this embodiment viewed from the bottom, illustrating the thermal interface material provided on the thermal coupling portion of the heat sink; 7 is an exploded perspective view of the heat sink of the embodiment viewed from the top; 8 is a cross-sectional view of the embodiment, illustrating the shielding sheet of the fastener of the heat sink of the embodiment; 9 is a partially enlarged cross-sectional view based on FIG. 8, illustrating the shielding sheet of the buckle of the radiator of this embodiment; 10 is an exploded perspective view of the inner spacer assembly of this embodiment; and 11 is a perspective exploded view of FIG. 10 viewed from another perspective.

100: connector assembly

2: Shielding shell

21: Upper shell

211: top wall

212: Side wall

212a: opening

212b: Inward stretch

212c: Buckle

213: Insert

214: Fixed flap

215: Pin

22: Lower shell

221: bottom wall

222: First side panel

223: Second side panel

224: jack

225: Perforation for fixing

226: shielding sheet

23: Rear cover

231: Rear wall

24: accommodating space

241: Front socket

242: Open the window

244: Upper cavity

245: Lower cavity

25: Internal spacer component

251: Spacer shell

253: Grounding piece

26: grounding piece

261: Elastic finger

3: radiator

31: substrate

32: cooling fins

33: Buckle

331: Pressing part

332: Side panel

332a: Button hole

333: shielding sheet

D1: front and back direction

D2: up and down direction

D3: left and right direction

Claims (5)

A connector assembly, including: A socket connector; A shielding shell covering the socket connector, the shielding shell having a top wall and two side walls, the side walls having openings; and A radiator has a buckle, and the radiator is assembled to the top wall of the shielding shell through the buckle. The buckle integrally has a shielding piece for covering the opening of the side wall. The connector assembly according to claim 1, wherein the fastener has two side plate portions fastened to the two side walls, and the shielding sheet extends integrally from the side plate portions. The connector assembly according to claim 2, wherein both of the side walls have the openings, and the fastener has two shielding pieces extending integrally from the two side plate portions and respectively covering the openings of the two side walls . The connector assembly according to claim 3, wherein the opening is located in a front section of the shielding shell, and each opening is configured with an inwardly extending elastic piece extending into the shielding shell. The connector assembly according to any one of claims 1 to 4, wherein the shielding shell includes an upper shell constituting the top wall and the two side walls, and a lower shell, and the shielding shell defines an upper housing Cavity and lower accommodating cavity, the side wall has a plurality of openings respectively corresponding to the upper accommodating cavity and the lower accommodating cavity, the shielding piece of the fastener covers the opening corresponding to the upper accommodating cavity, the lower The shell integrally has a shielding sheet for covering the opening corresponding to the lower accommodating cavity.

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