TWI798963B - connector assembly - Google Patents

Abstract

A connector assembly includes a shield, a socket connector, and a back cover. The shielding cover includes an insertion channel with a rear end opening, and a top wall, two side walls and a bottom wall, each of the side walls has a stopper protruding toward the insertion channel, and the stopper is a three-dimensional convex structure and It has an upper retaining edge and a rear retaining edge, and the bottom wall has an insertion piece located at the rear and extending backward. The socket connector is assembled into the rear section of the insertion channel of the shielding cover from the rear end opening, the socket connector includes a socket housing, the socket housing has a stopper receiving groove formed on the side, and has an integral The slot is structurally formed at the bottom; the block receiving groove accommodates the block on the two side walls, and the insertion piece of the shielding cover is inserted into the slot backward. The rear cover is assembled on the rear opening of the shielding case.

Description

connector assembly

The present invention relates to a connector, in particular to a connector assembly.

Chinese Invention Patent Announcement No. CN101669256B (US Patent No. US7,845,975 B2) discloses a connector assembly, the side wall of the cage element of the connector assembly has a plurality of alignment features, the connector shell of the connector assembly The sidewall of the body has a plurality of alignment notches. Corresponding alignment features on the side walls of the cage element align with notches on the side walls of the mating connector housing, ensuring proper alignment between the cage element and the connector housing. However, the alignment features disclosed in this patent are tabs cut out of the side walls of the cage element, and the tabs extend generally perpendicular to the body of the side walls, so the alignment features of the tab construction have low strength, easily transformed.

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

Therefore, in some embodiments of the present invention, the connector assembly includes a shield, a receptacle connector, and a rear cover. The shielding cover includes an insertion channel with a rear end opening, and a top wall, side walls and a bottom wall defining the insertion channel, each of the side walls has an integral structure formed and protrudes toward the insertion channel. The stopper is a three-dimensional convex structure and has an upper stopper edge and a rear stopper edge, and the bottom wall has an insertion piece located at the rear and extending backward. The socket connector is assembled into the rear section of the insertion channel of the shielding cover from the rear end opening, the socket connector includes a socket housing, and the socket housing has a block receiving groove integrally formed on the side , and a slot that is integrally formed at the bottom and has an opening at the front; the stopper receiving groove accommodates the stoppers on the two side walls, and the stopper receiving groove has an inner edge of an upper channel and a rear channel Inner edge, the inner edge of the upper channel is stopped by the upper edge of the corresponding block, the inner edge of the rear channel is stopped by the rear edge of the corresponding block, and the insert of the shield is facing back into the slot. The rear cover is assembled on the rear opening of the shielding case.

In some implementation aspects, the bottom wall of the shielding case also has a support plate extending backward in an integral structure, the support plate is located on both sides of the insertion piece and extends to a position beyond the end of the insertion piece, The supporting board is used for supporting on the bottom of the socket housing.

In some implementation aspects, the insertion piece is located at a higher position relative to the support plate.

In some implementations, the front edge and the lower edge of each stopper of the side wall are integrally connected to the body of the side wall, and the upper edge and the rear edge of the stopper are cut from the body of the side wall and face The inner part is separated from the main body of the side wall to form the upper retaining edge and the rear retaining edge respectively.

In some implementation aspects, the rear cover has a pressing elastic piece which is integrally formed and presses forwardly on the rear end of the socket housing.

In some embodiments, each of the side walls also has a back stop piece integrally formed behind the block, and the back stop piece stops the rear end of the socket housing to prevent the socket from being connected. The device moves backwards.

In some implementation aspects, the rear edge of the stopper is integrally connected to the body of the corresponding side wall, and the stopper extends obliquely forward and inward, and the stopper The front edge of the backstop is against the rear end of the socket housing.

In some implementation aspects, the shielding cover includes an upper shell and a lower shell that are assembled with each other and configure the insertion channel. On the two side walls, the lower housing has the bottom wall defining the insertion channel.

In some implementation aspects, the shielding cover includes two insertion channels arranged up and down, and the shielding cover includes an upper shell, a lower shell and a compartment that are assembled with each other and configure the two insertion channels. frame, the upper housing has the top wall and the two side walls integrally connected with each other, the lower housing has the bottom wall, the two insertion channels are defined by the top wall, the two side walls and the bottom wall and are defined by the compartment frame separated.

The stopper in the present invention is a three-dimensional convex structure, so it has high strength and is not easily deformed, and can guide the socket connector to be assembled into the shielding cover during the assembly process. In addition, the upper stopper edge of the stopper The receptacle connector can be prevented from moving downward relative to the shielding case, and at the same time, the rear stop edge of the stopper can prevent the receptacle connector from moving forward relative to the shielding case. Secondly, since the insert pieces of the bottom wall of the shielding case are correspondingly inserted into the slots at the bottom of the socket housing, and the support plate of the bottom wall of the shielding case is supported on the bottom of the socket housing, the socket connection can be strengthened. The assembly strength of the device and the shield. Furthermore, by pressing forwardly on the pressing spring piece of the rear cover at the rear end of the socket housing, the socket connector can be prevented from moving backward and the assembly position of the socket connector can be positioned. Moreover, the receptacle connector can be further prevented from moving backwards by the backstop blocking piece on the side wall of the shielding cover at the rear end of the receptacle housing. Combining the above structures, the assembly strength and assembly integrity between the receptacle connector and the shield can be increased, which not only improves the resistance to external force, but also improves the accuracy of the assembly position.

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

Referring to FIGS. 1 to 3 , a first embodiment of a connector assembly 100 of the present invention is suitable for plugging with a pluggable module 200 . The pluggable module 200 includes a housing 201, a plug board 202, and a cable 203. The housing 201 includes a plug-in portion 201a, and the plug-in board 202 is arranged at the end of the plug-in portion 201a. , and the socket board 202 has a plurality of contact fingers 202a, the cable 203 is disposed on the housing 201 and is mechanically and electrically connected to the socket board 202 . The connector assembly 100 includes a shielding case 1 , a receptacle connector 2 , and a rear cover 3 .

The shielding case 1 is, for example, constructed by stamping and bending a conductive metal plate, and is used for guiding the pluggable module 200 and shielding electromagnetic interference. The shielding cover 1 extends along a front-to-back direction D1 (the direction indicated by the arrow is the front, and the reverse direction is the rear), and includes a plug-in channel 11, a top wall 12, and a left-right direction D2 (the direction indicated by the arrow is the right). , opposite to the left) are opposite to each other and connected to the two side walls 13 on both sides of the top wall 12, and are opposite to the top wall 12 along a vertical direction D3 (the direction indicated by the arrow is up, and the opposite direction is down). And a bottom wall 14 connected to the bottom edge of the two side walls 13 . In addition, the insertion channel 11 is jointly defined by the top wall 12 , the side walls 13 and the bottom wall 14 , the insertion channel 11 has a front socket 111 at the front end for the pluggable module 200 to be inserted into, and A rear opening 112 is located at the rear end.

In this first embodiment, the shielding cover 1 includes an upper housing 15 and a lower housing 16 that are assembled with each other and configure the insertion channel 11. The upper housing 15 is integrally connected to each other and defines the insertion channel. The top wall 12 and the two side walls 13 of 11, the lower housing 16 has the bottom wall 14 defining the insertion channel 11, and the lower housing 16 of the shielding cover 1 is assembled on the upper housing The two side walls 13 of 15. A recess 131 is formed at the bottom edge of each side wall 13 of the upper casing 15 near the front end, and each side wall 13 is formed with a plurality of locking blocks 132 facing outward, and an insertion hole 133 opening downward. The bottom wall 14 of the lower casing 16 is integrally formed upward with two protrusions 141 corresponding to the recesses 131 of the two side walls 13 , and two side plates 142 correspondingly assembled outside the two side walls 13 . The concave portion 131 and the convex portion 141 form a matched dovetail structure. Each of the side plates 142 is formed with a plurality of button holes 142a that are fastened with the buckle block 132 of the corresponding side wall 13, and an insertion portion 142b that is inserted upward into the insertion hole 133 of the corresponding side wall 13, thereby making the lower The bottom wall 14 of the housing 16 can be assembled with the two side walls 13 of the upper housing 15 .

1 to 5, the receptacle connector 2 is assembled from the rear end opening 112 to the rear section of the insertion channel 11 of the shielding cover 1, and the receptacle connector 2 includes a receptacle housing 21, a plurality of terminals 22, and a plurality of cables 23. The socket housing 21 has an insertion slot 210 facing forward, and the terminals 22 are disposed on the socket housing 21 and extend into the insertion slot 210 . In the first embodiment, the receptacle connector 2 further includes a plurality of terminal fixing blocks 25 that partially cover the terminals 22 and are disposed in the receptacle housing 21 , among which, a plurality of terminal fixing blocks 25 are disposed in the middle and are straight The tails of the terminals 22 of the structured terminal fixing block 25 protrude from the bottom of the socket housing 21, and the tails of the terminals 22 on the left and right sides of the terminal fixing block 25 with a transverse structure are respectively connected to the and other cables 23 , the cables 23 protrude from the rear end of the socket housing 21 .

3 to 7, each of the side walls 13 has a stopper 134 integrally formed and protruding toward the insertion channel 11, the stopper 134 is a three-dimensional convex structure and has an upper stopper edge 134a And a rear edge 134b, in detail, the front edge and the lower edge of each block 134 of the side wall 13 are integrally connected to the body of the side wall 13, and the upper edge and the rear edge of the block 134 come from the The main body of the side wall 13 is cut out and separated from the main body of the side wall 13 inwardly to form the upper baffle 134 a and the rear baffle 134 b respectively. The bottom wall 14 has an insertion piece 143 located at the rear and extending backward, and two support plates 144 extending backward in an integral structure, the two support plates 144 are located on both sides of the insertion piece 143 and extend beyond the The position of the end of the insertion piece 143 , in detail, the insertion piece 143 is located at a higher position relative to the support plate 144 .

The socket housing 21 has two stopper receiving grooves 211 integrally formed on the side, and a slot 212 integrally formed on the bottom with an opening at the front; the stopper receiving grooves 211 accommodate the two side walls 13 of the block 134, the block receiving groove 211 has an upper channel inner edge 211a and a rear channel inner edge 211b, the upper channel inner edge 211a is corresponding to the upper retaining edge 134a of the block 134 For blocking, the inner edge 211b of the rear channel is blocked by the corresponding rear blocking edge 134b of the blocking block 134 . The insertion piece 143 of the shield 1 is inserted into the slot 212 backward, and the support plate 144 is supported on the bottom of the socket housing 21 . Further, in the first embodiment, the insertion piece 143 has an interference protrusion 143a fixed with the slot 212 , and the bottom of the socket housing 21 is integrally configured with two housings for receiving the two support plates 144 . Recess 213 .

Referring to Fig. 1 and Fig. 3 to Fig. 6, since the stopper 134 is a three-dimensional convex structure, the overall structural strength is relatively high and is not easily deformed, and it can guide the receptacle connector 2 into the shielding during the assembly process. Cover 1, in addition, the upper retaining edge 134a of the stopper 134 can prevent the socket connector 2 from moving downward relative to the shielding cover 1, and the rear retaining edge 134b of the stopper 134 can prevent the socket connector 2 from moving downward. Move forward relative to the shield 1. Secondly, because the insertion piece 143 of the bottom wall 14 of the shielding case 1 is correspondingly inserted into the slot 212 at the bottom of the socket housing 21, and the support plate 144 of the bottom wall 14 of the shielding case 1 is supported on the socket housing 21 Therefore, the assembly strength of the socket connector 2 and the shielding case 1 can be strengthened.

1 to 4 and 8, the rear cover 3 is assembled on the rear opening 112 of the shielding case 1, and each side wall 13 of the shielding case 1 also has a plurality of buckles extending backward from the rear end edge. Sheet 135. The back cover 3 has two side buckles 31 extending forward from the left and right sides to overlap the side walls 13 of the shield 1 , and extending forward from the upper edge to overlap the top wall 12 of the shield 1 A plurality of upper buckle pieces 32, and a plurality of buckle holes 33 formed at the connection between the two side buckle pieces 31 and the body of the rear cover 3, the buckle pieces 135 of the shielding cover 1 pass through The fastening holes 33 are then bent inward. In detail, in the first embodiment, the two side buckles 31 of the back cover 3 extend obliquely forward and inwardly and the ends are turned outward, and the two side buckle pieces 31 face inward with a positive force. Press against the two side walls 13 of the shielding case 1 . In addition, the cables 23 of the socket connector 2 go out of the rear cover 3 backward.

The rear cover 3 has a pressing elastic piece 34 which is integrally formed and presses forwardly on the rear end of the socket housing 21 . As mentioned above, the rear edge 134b of the block 134 is correspondingly blocked by the inner edge 211b of the rear channel of the block receiving groove 211 to prevent the receptacle connector 2 from moving forward, and the pressing elastic piece 34 can The receptacle connector 2 is prevented from moving backward, so the pressing elastic piece 34 can provide a binding force forward to locate the assembly position of the receptacle connector 2 relative to the shielding cover 1. In addition, in the first embodiment , the pressing elastic piece 34 has an elastic piece 341 extending obliquely downward and forward. By pressing forwardly the pressing spring 34 of the rear cover 3 on the rear end of the socket housing 21 , the socket connector 2 can be prevented from moving backward and the assembly position of the socket connector 2 can be positioned. Combining the structures of the stopper 134, the stopper receiving groove 211, the insertion piece 143, the slot 212, the support plate 144 and the pressure spring 34, the receptacle connector 2 and the socket connector 2 can be increased. The assembly strength and assembly integrity between the shielding covers 1 not only improve the resistance to external force, but also improve the accuracy of assembly positions.

In addition, in the first embodiment, the connector assembly 100 further includes two metal shields 4 configured in a dendritic structure and sandwiched between the socket housing 21 and the rear cover 3 , each A metal shield 4 has a trunk 41 extending up and down, and a plurality of elastic arms 42 extending left and right from the trunk 41, the metal shield 4 is arranged at the rear end of the socket housing 21, the trunk 41 and the elastic arms 42 are respectively located between the cables 23 to provide electromagnetic shielding between the cables 23, the elastic arms 42 are at a small angle in the unstressed state Tilting towards the rear, so that it can be crimped backwards to the back cover 3 which is also made of metal, and then electrically connected to each other to achieve the function of grounding.

1 and 3, after the pluggable module 200 enters the insertion channel 11 of the shield 1 from the front socket 111, the plug board 202 at the end of the plug part 201a of the pluggable module 200 can be inserted into the insertion slot 210 of the socket connector 2, so that the contact fingers 202a of the plug board 202 contact the terminals 22 in the insertion slot 210 of the socket connector 2, so that the pluggable module 200 and the receptacle connector 2 of the connector assembly 100 are mated with each other. In addition, the front section of the shield 1 can be arranged in a mounting hole of a casing (not shown) adjacent to the front socket 111, and the shield 1 also includes a plurality of grounding elements 17 arranged at the front socket 111, so The ground member 17 has a plurality of elastic fingers 171 extending backward from the front socket 111 and distributed on the outer side and the inner side. Among the elastic fingers 171, the outer ones are used to connect with the mounting holes of the casing. Partial contact is made at the periphery, and the inner side of the elastic fingers 171 is used for contacting the housing 201 of the pluggable module 200 .

9 to 12, a second embodiment of the connector assembly 100 of the present invention is different from the first embodiment in that the shielding case 1 includes two insertion channels 11 arranged up and down, the The shielding case 1 includes the upper shell 15 , the lower shell 16 , and a compartment frame 18 assembled with each other and configuring the two insertion channels 11 . The compartment frame 18 has an upper plate 181 and a lower plate 182 spaced up and down, two side connecting plates 183 connected between the upper plate 181 and the lower plate 182 and spaced left and right, connected to the upper plate 181 A front connecting plate 184 located between the lower plate 182 and at the front end, and a plurality of fixing flaps 185 formed on side edges of the upper plate 181 and the lower plate 182 . Each of the sidewalls 13 of the shielding case 1 also has a plurality of fixing through holes 136 corresponding to the fixing flaps 185 . The fixing flaps 185 pass through the fixing holes 136 and then are bent, so that the compartment frame 18 is assembled on the two sidewalls 13 of the shielding case 1 .

The upper case 15 has the top wall 12 and the side walls 13 integrally connected with each other, and the lower case 16 has the bottom wall 14 . The upper plate 181 of the compartment frame 18 forms the bottom wall 14' defining the insertion channel 11 above, and the lower plate 182 of the compartment frame 18 forms the top wall 12' defining the insertion channel 11 below, Further, the upper insertion channel 11 is jointly defined by the top wall 12 of the upper casing 15, the side walls 13 and the upper plate 181 (bottom wall 14') of the compartment frame 18, and the lower one The insertion channel 11 is jointly defined by the side walls 13 of the upper housing 15 , the bottom wall 14 of the lower housing 16 and the lower plate 182 (top wall 12 ′) of the compartment frame 18 . The upper plate 181 (bottom wall 14') of the compartment frame 18 forms an insert 143' and two support plates 144' on the left and right. The insert 143' is connected between the two support plates 144' and protrudes upward. It can be seen that the length of the two support plates 144' extending backward is longer than the length of the support plate 144 on the bottom wall 14, and is used to support the bottom surface of the socket housing 21 above; the two support plates 144' are respectively constructed A protrusion 145 ′ is used to support the receiving recess 213 on the bottom surface of the upper socket housing 21 .

In addition, in this second embodiment, a front insertion portion 131a is provided on the recess 131 formed at the bottom edge near the front end of each side wall 13 of the upper housing 15, and the bottom wall 14 of the lower housing 16 is integrally formed. The two upwardly formed convex parts 141 are each provided with a front insertion hole 141a corresponding to the front insertion part 131a, and the front insertion part 131a is inserted into the front insertion hole 141a, thereby strengthening the upper shell The assembly strength between the body 15 and the lower casing 16.

In addition, in the second embodiment, the receptacle connector 2 has two receptacle housings 21 arranged up and down and assembled into the two insertion channels 11 respectively, and each of the side walls 13 is also formed with an integral structure. The backstop 137 behind the stopper 134 respectively blocks the rear ends of the two socket housings 21 to prevent the socket connector 2 from moving backward. In detail, the rear edge of the stop block 137 is integrally connected to the body of the corresponding side wall 13, and the other three edges are cut from the side wall 13 and offset inwardly so that the stop block The piece 137 extends obliquely towards the front and inward, and the front edge of the stopper piece 137 directly abuts against the rear end of the socket housing 21 . The receptacle connector 2 can be further prevented from moving backward by the backstop 137 of the side wall 13 of the shielding case 1 blocking the rear end of the receptacle housing 21 . Thereby, the assembly strength and assembly integrity between the socket connector 2 and the shielding case 1 are further increased.

The rear cover 3 has two pressing elastic pieces 34 respectively pressing forwardly on the rear ends of the two socket housings 21. For example, the pressing elastic pieces 34 are cut out from the body of the rear cover 3. And the shrapnel structure that folds inwards. Moreover, the rear cover 3 has a plurality of upper buckle pieces 32 ′ inserted into a plurality of perforations 121 at the rear end of the top wall 12 of the upper casing 15 of the shielding case 1, and the upper buckle pieces 32 can be used to strengthen The bonding strength between the rear cover 3 and the upper casing 15 of the shielding case 1 .

In summary, the stopper 134 in the present invention is a three-dimensional convex structure, so it has high strength and is not easily deformed, and can guide the receptacle connector 2 to be assembled into the shielding cover 1 during the assembly process. In addition, The upper retaining edge 134a of the stopper 134 can prevent the receptacle connector 2 from moving downward relative to the shielding cover 1, and the rear retaining edge 134b of the stopper 134 can prevent the receptacle connector 2 from moving downward relative to the shielding cover. 1 to move forward. Secondly, because the insertion piece 143 of the bottom wall 14 of the shielding case 1 is correspondingly inserted into the slot 212 at the bottom of the socket housing 21, and the support plate 144 of the bottom wall 14 of the shielding case 1 is supported on the socket housing 21 Therefore, the assembly strength of the socket connector 2 and the shielding case 1 can be strengthened. Moreover, by pressing forwardly on the said pressing spring piece 34 of the rear cover 3 at the rear end of the socket housing 21, the socket connector 2 can be prevented from moving backward and the assembly of the socket connector 2 can be positioned. Location. In addition, the receptacle connector 2 can be further prevented from moving backward by the backstop 137 of the side wall 13 of the shielding case 1 blocking the rear end of the receptacle housing 21 . Combining the above structures, the assembly strength and assembly integrity between the socket connector 2 and the shielding case 1 can be increased, which not only improves the resistance to external force, but also improves the accuracy of the assembly position.

But what is described above is only an embodiment of the present invention, and should not limit the scope of the present invention. All simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the patent specification are still within the scope of the present invention. Within the scope covered by the patent of the present invention.

100:Connector assembly 1: shielding cover 11: plug channel 111: front socket 112: Rear opening 12: top wall 12': top wall 121: perforation 13: side wall 131: concave part 131a: front insertion part 132: buckle block 133: jack 134: block 134a: upper retaining edge 134b: Rear edge 135: buckle tab 136: perforation for fixation 137: Backstop 14: bottom wall 14': bottom wall 141: convex part 141a: front jack 142: side panel 142a: buttonhole 142b··· Insert 143: Insert 143': insert piece 143a: Interference bump 144: support plate 144': support plate 145': convex part 15: Upper shell 16: Lower shell 17: Grounding piece 171: elastic fingers 18: Compartment frame 181: upper board 182: lower board 183: side connecting plate 184: Front connecting plate 185: Folding piece for fixing 2: socket connector 21: socket housing 210: socket slot 211: Block storage slot 211a: Inner edge of upper channel 211b: Inner edge of rear channel 212: slot 213: accommodating recess 22: terminal 23: cable 25:Terminal fixing block 3: Back cover 31: side buckle 32: Top buckle 32': Top buckle 33: button hole 34: Pressure Shrapnel 341: elastic body 4: Metal shield 41: Trunk 42: elastic arm 200: pluggable module 201: Shell 201a: socket part 202: plug board 202a: contact fingers 203: cable D1: Front and rear direction D2: left and right direction D3: up and down direction

Other features and effects of the present invention will be clearly presented in the implementation manner with reference to the drawings, wherein: 1 is a perspective view of a first embodiment of a connector assembly of the present invention and a pluggable module; Fig. 2 is a partial perspective view of the first embodiment; Fig. 3 is a three-dimensional exploded view of the first embodiment; Fig. 4 is a partial sectional view of Fig. 2; Fig. 5 is another partial cross-sectional view of Fig. 2, used to illustrate the stopper of the shielding cover of the first embodiment; Fig. 6 is another partial cross-sectional view of Fig. 2, used to illustrate the stopper of the shielding cover of the first embodiment; Fig. 7 is a partial perspective exploded view of the first embodiment; Fig. 8 is another partial perspective exploded view of the first embodiment; Fig. 9 is a three-dimensional exploded view of a second embodiment of the connector assembly of the present invention; Fig. 10 is a three-dimensional exploded view of the second embodiment, in which the rear cover of the second embodiment is omitted, and only a part of the shield of the second embodiment is shown; FIG. 11 is an exploded perspective view of the second embodiment in FIG. 10 viewed from another perspective; and FIG. 12 is an exploded perspective view of the second embodiment, in which only a partial portion of the shield of the second embodiment is shown.

100:Connector assembly

1: shielding cover

11: plug channel

112: Rear opening

12: top wall

13: side wall

134: block

134a: upper retaining edge

134b: Rear edge

135: buckle tab

14: bottom wall

143: Insert

143a: Interference bump

144: support plate

15: Upper shell

16: Lower shell

2: socket connector

21: socket housing

210: socket slot

211: Block storage slot

211a: Inner edge of upper channel

211b: Inner edge of rear channel

212: slot

213: accommodating recess

22: terminal

23: cable

3: Back cover

31: side buckle

32: Top buckle

33: button hole

34: Pressure Shrapnel

341: elastic body

4: Metal shield

D1: Front and rear direction

D2: left and right direction

D3: up and down direction

Claims (9)

A connector assembly comprising: A shielding cover, including an insertion channel with a rear end opening, and a top wall, side walls and a bottom wall defining the insertion channel, each of the side walls has an integral structure formed and faces the insertion channel A protruding stopper, the stopper is a three-dimensional convex structure and has an upper retaining edge and a rear retaining edge, and the bottom wall has an insertion piece located at the rear and extending backward; A receptacle connector is assembled into the rear section of the insertion channel of the shielding cover from the rear end opening. Slot, and a slot that is integrally formed at the bottom and has an opening at the front; the stopper receiving groove accommodates the stoppers on the two side walls, and the stopper receiving groove has an inner edge of an upper channel and a rear groove The inner edge of the channel, the inner edge of the upper channel is stopped by the upper edge of the corresponding block, the inner edge of the rear channel is stopped by the rear edge of the corresponding block, and the insert of the shield into said slot rearwardly; and A rear cover is assembled on the rear opening of the shielding case. The connector assembly as claimed in claim 1, wherein, the bottom wall of the shielding case further has support plates integrally constructed and extending backward, the support plates are located on both sides of the insert and extend beyond the insert The position of the end of the sheet, the support plate is used to support the bottom of the socket housing. The connector assembly according to claim 2, wherein the insertion piece is located at a higher position relative to the support plate. The connector assembly as claimed in claim 1, wherein the front edge and the lower edge of the stopper of each side wall are integrally connected to the body of the side wall, and the upper edge and the rear edge of the stopper are formed from the side wall The main body is cut out and separated inwardly from the main body of the side wall to form the upper baffle and the rear baffle respectively. The connector assembly as claimed in claim 1, wherein the rear cover has a pressing elastic piece which is integrally formed and presses forwardly on the rear end of the socket housing. The connector assembly as claimed in claim 1, wherein each of the side walls further has a backstop piece integrally formed behind the stopper, and the backstop piece stops at the rear end of the socket housing , to prevent rearward movement of the receptacle connector. The connector assembly according to claim 6, wherein the rear edge of the backstop is integrally connected to the body of the corresponding side wall, and the backstop extends obliquely forward and inward , and, the front edge of the anti-retraction block abuts against the rear end of the socket housing. The connector assembly as claimed in claim 1, wherein the shielding cover includes an upper shell and a lower shell that are assembled with each other and configure the insertion channel, and the upper shells are integrally connected to each other and define the insertion channel The top wall and the two side walls, the lower housing has the bottom wall defining the insertion channel. The connector assembly according to claim 1, wherein the shielding cover includes two insertion channels arranged up and down, and the shielding cover includes an upper shell and a lower casing assembled with each other to configure the two insertion channels. Housing and a compartment frame, the upper housing has the top wall and the two side walls integrally connected with each other, the lower housing has the bottom wall, the two insertion channels are connected by the top wall, the two side walls and the bottom Walls define and are separated by the compartment frame.

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