Socket connector

Abstract

The utility model discloses a socket connector. The socket connector comprises a plurality of terminal modules and a first insulating seat. Each of the plurality of terminal modules comprises a first body part. The first insulating seat comprises a first side plate and a second side plate, and a plurality of butt joint tongue plates which are arranged at intervals up and down are connected between the first side plate and the second side plate. A plurality of first partition plates arranged up and down are connected between the first side plate and the second side plate. The first partition plates are arranged on the upper side and the lower side of the rear portion of the pair of tongue plates at intervals respectively, and the two first partition plates and the upper surface and the lower surface of the pair of tongue plates define a first containing space respectively. The first body parts of the plurality of terminal modules are respectively accommodated in a first accommodating space. The socket connector is compact in structure and easy to manufacture and assemble.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electric connector, especially is concerned with a socket connector. BACKGROUND

[0002] The socket connector of the existing high-speed connector is very complex in design because of the large number of conductive terminals and the signal crosstalk between the conductive terminals. The design of the existing product is not conducive to the miniaturization of the socket connector, and it is difficult to manufacture and assemble, and the manufacturing and assembling cost is high. Therefore, it is urgent to provide a socket connector with compact structure, easy to manufacture and assemble, to reduce the manufacturing cost of the socket connector and realize the miniaturization of the overall structure. SUMMARY

[0003] In view of the above-mentioned deficiencies of the prior art, the utility model provides a socket connector with compact structure, easy to manufacture and assemble.

[0004] To solve the above technical problems, the utility model provides the following technical scheme:

[0005] A socket connector is mounted on a circuit board and includes a plurality of terminal modules and a first insulating seat. The plurality of terminal modules each include a first body portion and a plurality of conductive terminals. The first body portion is in the form of a horizontally extending plate structure, and the plurality of conductive terminals are arranged horizontally and spaced apart. Each of the conductive terminals includes an upper holding portion held in the first body portion and a mating portion connected to the upper holding portion and protruding out of the first body portion. The first insulating seat includes a first side plate and a second side plate arranged horizontally and spaced apart. A plurality of mating tongue plates are connected between the first side plate and the second side plate and extend longitudinally and are arranged vertically. Each of the mating tongue plates has a row of terminal grooves formed on its upper and lower surfaces. A plurality of first partition plates are connected between the first side plate and the second side plate and extend longitudinally and are arranged vertically. The lengths of the first partition plates increase sequentially from bottom to top according to their arrangement order, and the front ends of the first partition plates are flush. Each of the first partition plates is arranged on the upper and lower sides of the rear part of a mating tongue plate, and the two first partition plates and the upper and lower surfaces of the mating tongue plate form a first accommodation space. Each of the plurality of terminal modules is arranged on the upper and lower surfaces of a mating tongue plate, and the first body portions of the terminal modules are accommodated in the first accommodation space. The mating portions of the upper terminal modules in each group of terminal modules are accommodated in the terminal grooves on the upper surface of the corresponding mating tongue plate, and the mating portions of the lower terminal modules in each group of terminal modules are accommodated in the terminal grooves on the lower surface of the corresponding mating tongue plate.

[0006] In one embodiment, the lengths of the first body portions of the plurality of terminal modules are different and increase sequentially from bottom to top according to the arrangement order of the terminal modules.

[0007] In one of the embodiments, the distance between the adjacent two of the plurality of first partitions and the corresponding docking tongue plate is equal.

[0008] In one of the embodiments, the distance between the rear surfaces of the adjacent two of the plurality of first partitions is equal.

[0009] In one of the embodiments, the rear end of each docking tongue plate extends left and right to a support plate connected to the inner side of the first and second side plates, the distance between the rear end surface of each support plate and the rear surface of the first partition below it is equal to the distance between the rear end surface of the support plate and the rear surface of the first partition above it; the front part of the first body part of the terminal module installed on the upper surface of the docking tongue plate in each group of terminal modules is accommodated in the corresponding first accommodation space, and the left and right sides of the rear part of the first body part are arranged on the support plate.

[0010] In one of the embodiments, the plurality of terminal modules each includes a second body part, the second body part is in the form of a vertically extending plate structure, the second body part is located below and behind the first body part, the second body part is perpendicular to the first body part but does not intersect, and the second body parts of the terminal modules are sequentially and spaced arranged from front to back; the plurality of conductive terminals each further includes a lower holding part, a first bending part, and a welding part, the lower holding parts are horizontally and spaced arranged and held in the second body part, the first bending part is in the form of an arc and connected between the upper holding part and the lower holding part, the first bending part is exposed between the first body part and the second body part, and the welding part extends downward from the lower end of the lower holding part and protrudes out of the lower surface of the second body part; the rear surface of the second body part of the terminal module installed on the upper surface of the docking tongue plate in each group of terminal modules is flush with the rear surface of the support plate corresponding to the docking tongue plate.

[0011] In one of the embodiments, the width of each support plate is the same; a first notch is formed in the middle of the rear surface of each first partition, the opposite two side surfaces of the first notch are flush with the corresponding side surfaces of the support plate, and the bottom wall of each first notch is flush with the rear surface of the support plate below it; the rear surface of the second body part of the terminal module installed on the lower surface of the docking tongue plate in each group of terminal modules is flush with the rear surface of the first partition below the docking tongue plate.

[0012] In one of the embodiments, the heights of the second body parts of the plurality of terminal modules are different, and the heights sequentially and increasingly from front to back according to the arrangement order of the terminal modules.

[0013] In one embodiment, the first and second side plates are in the shape of a straight-angled trapezoid with the width narrowing from top to bottom, each having a vertical front surface, a horizontal top and bottom surface, and an inclined back surface, the back surfaces of the first and second side plates are arranged in steps corresponding to the lengths of the respective first partitions and support plates.

[0014] In one embodiment, it further comprises a second insulating seat, the second insulating seat comprises a third side plate and a fourth side plate, the third side plate and the fourth side plate are arranged transversely and spaced apart, the third side plate and the fourth side plate are respectively arranged outside the first side plate and the second side plate; a plurality of second partitions arranged in front and back are connected between the third side plate and the fourth side plate, the heights of the second partitions gradually increase from front to back, the top ends of the second partitions are respectively accommodated in the corresponding steps of the back surfaces of the first side plate and the second side plate; a second accommodation space is formed between two adjacent second partitions in the plurality of second partitions, and the second body parts of the plurality of terminal modules are respectively accommodated in a corresponding second accommodation space.

[0015] The socket connector of the utility model sets up a plurality of first accommodation spaces surrounded by the butt joint tongue plate and the first partition in the first insulating seat, assembles first, and then sets up the second insulating seat on the first insulating seat, the structure is compact, easy to manufacture and assemble, thereby reducing the manufacturing cost of the socket connector and realizing the miniaturization of the overall structure. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application, the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application. In the drawings:

[0017] Figure 1 It is a perspective view of one embodiment of the socket connector of the utility model.

[0018] Figure 2 It is a perspective view of one embodiment of the socket connector of the utility model. Figure 1 It is a perspective view of one embodiment of the socket connector of the utility model.

[0019] Figure 3 It is a perspective view of one embodiment of the socket connector of the utility model. Figure 1 It is a perspective view of one embodiment of the socket connector of the utility model.

[0020] Figure 4 It is a perspective view of one embodiment of the socket connector of the utility model. Figure 1 It is a perspective view of one embodiment of the socket connector of the utility model.

[0021] Figure 5 It is a perspective view of one embodiment of the socket connector of the utility model. Figure 4 It is a perspective view of one embodiment of the socket connector of the utility model.

[0022] Figure 6 is a sectional view of the first insulating seat.

[0023] Figure 7 is a perspective view of the first insulating seat.

[0024] Figure 8 is a perspective view of the terminal module.

[0025] Figure 9 is a perspective view of the terminal module. Figure 8 is an exploded perspective view of the terminal module.

[0026] Figure 10 is a perspective view of the terminal module. Figure 8 is a perspective view of the second body part of the terminal module.

[0027] The description reference signs are as follows:

[0028] Socket connector-100; first insulating seat-1; first side plate-11; second side plate-12; second mounting missing slot-121; mating tongue plate-13; terminal slot-131; first guide surface-132; mating part-133; top plate-14; bottom plate-15; first mounting missing slot-151; plug-in space-10; first partition plate-16; first missing slot-161; first containing space-17; guide strip-18; second guide surface-181; support plate-19; second insulating seat-2; third side plate-21; fourth side plate-22; second partition plate-23; second containing space-231; second missing slot-232; fixed convex strip-233; slotted-24; terminal module-3; first body part-31; first slotted-311; fixed part-312; second body part-32; third missing slot-321; second slotted-322; conductive terminal-33; upper holding part-331; lower holding part-332; first bending part-333; mating part-334; welding part-335; shielding plate-34; first shielding plate-341; second shielding plate-342; second bending part-343; fourth missing slot-3431; mounting hole-344. DETAILED DESCRIPTION

[0029] The embodiments of the present application will be described in detail below with specific reference being made to the drawings. The following drawings provided in the embodiments are only to illustrate the basic concept of the present application in a schematic manner, and the following embodiments and the features in the embodiments can be combined with each other without conflict.

[0030] Please refer to Figures 1 to 4The utility model socket connector 100 installs on the circuit board (not shown), including a first insulator 1, a second insulator 2 and a plurality of terminal module 3. The first insulator 1 and the second insulator 2 are combined with each other, and the plurality of terminal module 3 is sequentially and spacedly arranged from front to back and from bottom to top in the first insulator 1 and the second insulator 2.

[0031] Please refer to Figures 1 to 7 The first insulator 1 includes a first side plate 11 and a second side plate 12, and the first side plate 11 and the second side plate 12 are horizontally arranged and spacedly arranged. A plurality of butt joint tongue plates 13 extending longitudinally and spacedly arranged from top to bottom are connected between the first side plate 11 and the second side plate 12, and a row of terminal grooves 131 are formed on the upper surface and the lower surface of each butt joint tongue plate 13. In the embodiment, the distance B between the adjacent two butt joint tongue plates 13 of each butt joint tongue plate 13 is equal.

[0032] The top of the first side plate 11 and the second side plate 12 is connected with a top plate 14, and the bottom of the first side plate 11 and the second side plate 12 is connected with a bottom plate 15, and the first side plate 11, the second side plate 12, the top plate 14, the bottom plate 15 and the butt joint tongue plate 13 jointly enclose to form a plug-in space 10 matched with a plug-in connector (not shown) of a plug-in connector.

[0033] The front surface of each butt joint tongue plate 13 is flush with the front surface of the first side plate 11 and the second side plate 12, and an inclined first guide surface 132 is arranged at the connection between the front surface of each butt joint tongue plate 13 and the upper surface and the lower surface thereof. The front surface of the first insulator 1 is provided with a plurality of butt joint parts 133. Specifically, the front surface of the left and right sides of the uppermost butt joint tongue plate 13 and the lowermost butt joint tongue plate 13 connected with the first side plate 11 and the second side plate 12 protrudes forward by a butt joint part 133. Through the arrangement of the butt joint part 133, the plug-in connector paired with the socket connector 100 is guided and positioned during plug-in.

[0034] A plurality of first partition plates 16 extending longitudinally and arranged from top to bottom are connected between the first side plate 11 and the second side plate 12. The length of each first partition plate 16 increases sequentially from bottom to top according to the arrangement order, and the front ends of each first partition plate 16 are flush. In the embodiment, the distance D between the rear surfaces of the adjacent two first partition plates 16 of the plurality of first partition plates 16 is equal.

[0035] Each first partition plate 16 is spacedly arranged on the upper and lower sides of the rear part of a butt joint tongue plate 13. In the embodiment, the distance C between the adjacent two first partition plates 16 of the plurality of first partition plates 16 and the corresponding butt joint tongue plate 13 is equal. The two first partition plates 16 and the upper surface and the lower surface of a butt joint tongue plate 13 form a first containing space 17.

[0036] The left and right sides of the rear end of each docking tongue plate 13 extend rearward to a support plate 19 connected to the inner side of the first side plate 11 and the second side plate 12. In this embodiment, the width of each support plate 19 is the same, and the distance E from the rear end surface of the support plate 19 to the rear surface of the first partition plate 16 located below it is equal to the distance F from the rear end surface of the support plate 19 to the rear surface of the first partition plate 16 located above it.

[0037] The lower surface of the top plate 14 is connected to the uppermost first partition plate 16, the rear surface of the top plate 14 is flush with the rear surface of the first partition plate 16, and the rear end surface of the bottom plate 15 is connected to the front surface of the lowermost first partition plate 16. The upper surface of the bottom plate 15 forms a step with the first partition plate 16. The bottom plate 15 has a first mounting slot 151 that extends through its front surface and lower surface.

[0038] A first notch 161 is formed in the middle of the rear surface of each of the first partition plates 16, the opposite side surfaces of the first notch 161 are flush with the corresponding side surfaces of the support plate 19, and the bottom wall of each first notch 161 is flush with the rear surface of the support plate 19 located below it. In this embodiment, a first notch 161 is formed in the middle of the rear surface of each of the first partition plates 16, except for the uppermost first partition plate 16 connected to the top plate 14.

[0039] The first side plate 11 and the second side plate 12 are straight-angled trapezoidal in shape, each having a vertical front surface, a horizontal upper and lower surface, and an inclined rear surface. The lengths of the rear surfaces of the first side plate 11 and the second side plate 12 are arranged in a stepped manner corresponding to the lengths of each first partition plate 16 and support plate 19, and each step has a horizontal surface and a vertical surface.

[0040] The outer side of the first side plate 11 and the second side plate 12 is provided with a second mounting slot 121 that extends through its bottom surface and rear surface, and the inner wall of the second mounting slot 121 is provided with an upward and downward extending guide strip 18, and the lower part of the guide strip 18 is provided with an inclined second guide surface 181.

[0041] Please refer to Figures 1 to 5 , the second insulating seat 2 includes a rectangular third side plate 21 and a rectangular fourth side plate 22, and the third side plate 21 and the fourth side plate 22 are arranged horizontally and spaced apart. A plurality of second partition plates 23 arranged in front and back are connected between the third side plate 21 and the fourth side plate 22, the height of the second partition plates 23 increases from front to back, and a second containing space 231 is formed between the two adjacent second partition plates 23.

[0042] The upper surface of the last arranged second partition plate 23 is flush with the upper surfaces of the third side plate 21 and the fourth side plate 22, the rear surface of the last arranged second partition plate 23 is flush with the rear surfaces of the third side plate 21 and the fourth side plate 22, and the bottom surface of each second partition plate 23 is flush with the bottom surfaces of the third side plate 21 and the fourth side plate 22.

[0043] A second notch 232 is formed at the connection between the top end of each second partition plate 23 and the third side plate 21 and the fourth side plate 22. A fixing protrusion 233 is protruded from the front surface of the second partition plate 23. A slot 24 is formed in the front part of the inner side surface of the third side plate 21 and the fourth side plate 22, extending upward and downward and penetrating the upper surface of the third side plate 21 and the fourth side plate 22.

[0044] Please refer to Figures 3 to 5 , Figures 8 to 10 , each terminal module 3 comprises a first body part 31, a second body part 32, a plurality of conductive terminals 33 and a shielding plate 34. The first body part 31 is in a horizontally extending plate structure, and a first slot 311 is formed in the middle part of the upper surface of the first body part 31, penetrating front and back. A plurality of fixing parts 312 are protruded upward from the upper surface of the first body part 31. Specifically, the plurality of fixing parts 312 are arranged on the bottom wall of the first slot 311. The second body part 32 is in an upward and downward extending plate structure, and a third notch 321 is formed on the left and right sides of the upper surface of the second body part 32. A second slot 322 is formed in the middle part of the rear surface of the second body part 32, penetrating upward and downward. The first body part 31 is horizontally arranged, and the second body part 32 is located below and behind the first body part 31. The second body part 32 is perpendicular to the first body part 31 but does not intersect with the first body part 31. The second body parts 32 of the terminal modules 3 are sequentially and spaced arranged from front to back.

[0045] The lengths of the first body parts 31 of the plurality of terminal modules 3 are different, and sequentially increase from bottom to top according to the arrangement order of the terminal modules 3. The heights of the second body parts 32 of the plurality of terminal modules 3 are different, and sequentially increase from front to back according to the arrangement order of the terminal modules 3. The second body part 32 of a terminal module 3 arranged at the back is spaced and arranged behind the second body part 32 of a previous terminal module 3, and the first body part 31 of the terminal module 3 arranged at the back is spaced and arranged above the first body part 31 of the previous terminal module 3. Specifically, the first body parts 31 of the plurality of terminal modules 3 are respectively accommodated in a first accommodation space 17, and the second body parts 32 of the plurality of terminal modules 3 are respectively accommodated in a second accommodation space 231. The front end surfaces of the first body parts 31 of the terminal modules 3 are flush, and the bottom surfaces of the second body parts 32 of the terminal modules 3 are flush.

[0046] The conductive terminals 33 of each terminal module 3 are arranged in transverse intervals. Each conductive terminal 33 comprises an upper holding part 331, a lower holding part 332, a first bending part 333, a connecting part 334 and a welding part 335. The upper holding parts 331 are arranged in transverse intervals and held in the first body part 31, and the lower holding parts 332 are arranged in transverse intervals and held in the second body part 32. The first bending part 333 is connected between the upper holding part 331 and the lower holding part 332 in an arc shape, and the first bending part 333 is exposed between the first body part 31 and the second body part 32.

[0047] The connecting part 334 is connected to the front end of the upper holding part 331 and protrudes out of the front surface of the first body part 31, and the welding part 335 extends downward from the lower end of the lower holding part 332 and protrudes out of the lower surface of the second body part 32. Specifically, the connecting part 334 extends forward from the front end of the upper holding part 3311, and then extends backward in a bending manner.

[0048] The shielding plate 34 is in an L shape, comprising a first shielding plate 341 arranged on the upper surface of the first body part 31, a second shielding plate 342 arranged on the rear surface of the second body part 32, and a second bending part 343 connected between the first shielding plate 341 and the second shielding plate 342. In the embodiment, the first shielding plate 341 is arranged in the first slot 311, and the upper surface of the first shielding plate 341 is substantially flush with the upper surface of the first body part 31. The second shielding plate 342 is arranged in the second slot 322, and the outer surface of the second shielding plate 342 is substantially flush with the rear surface of the second body part 32. Through the arrangement of the first slot 311 and the second slot 322, the structure of the terminal module 3 is compact when the shielding plate 34 is assembled on the first body part 31 and the second body part 32. The second bending part 343 is in an arc shape, and the second bending part 343 is arranged on the outer side of each first bending part 333.

[0049] Fourth notches 3431 are arranged on the left and right sides of the shielding plate 34. The fourth notches 3431 are arranged on the second bending part 343 and the first shielding plate 341 and the second shielding plate 342 connected with the second bending part 343, and the third notches 321 are exposed from the fourth notches 3431.

[0050] The first shielding plate 341 is provided with a plurality of mounting holes 344, and the fixing part 312 is fixed in a mounting hole 344, thereby providing positioning and fixing functions for the first shielding plate 341.

[0051] Please refer to Figures 1 to 10 The assembling process of the socket connector 100 is as follows:

[0052] Firstly, a plurality of conductive terminals 33 are arranged in sequence, then the first body part 31 and the second body part 32 are integrally formed on the upper holding part 331 and the lower holding part 332 respectively, and then the shielding plate 34 is installed on the first body part 31 and the second body part 32, and the shielding plate 34 is fixed on the first body part 31 and the second body part 32 through the mounting cooperation of a plurality of mounting holes 344 and the fixing part 312.

[0053] Secondly, a plurality of terminal modules 3 are installed as a group on the upper surface and the lower surface of a corresponding butt joint tongue plate 13, the butt joint part 334 of the upper terminal module 3 in each group of terminal modules 3 is accommodated in the terminal groove 131 on the upper surface of the corresponding butt joint tongue plate 13, and the butt joint part 334 of the lower terminal module 3 in each group of terminal modules 3 is accommodated in the terminal groove 131 on the lower surface of the corresponding butt joint tongue plate 13. Specifically, the terminal module 3 arranged at the lowermost position is inserted into the first accommodation space 17 arranged at the lowermost position of the first insulating seat 1 from back to front, until the front surface of the first body part 31 is flush with the front surface of the first partition plate 16. The lower surface of the first body part 31 of the terminal module 3 abuts against the upper surface of the first partition plate 16 arranged at the lowermost position, the butt joint part 334 thereof is accommodated in the terminal groove 131 on the lower surface of the corresponding butt joint tongue plate 13, and the upper surface of the first shielding plate 341 thereof abuts against the lower surface of the butt joint tongue plate 13 arranged at the lowermost position. The upper end of the second body part 32 thereof is accommodated in the first gap 161 of the first partition plate 16 arranged at the lowermost position, the front surface of the second body part 32 is spaced from the bottom wall of the first gap 161, the left and right sides of the first partition plate 16 are respectively arranged in a third gap 321, the rear surface of the second body part 32 is flush with the rear surface of the first partition plate 16 at the lowermost position, and each welding part 335 of the terminal module 3 protrudes out of the lower surface of the bottom plate 15.

[0054] The terminal module 3 adjacent to the lowermost terminal module 3 is inserted into the first receiving space 17 arranged below the first insulating seat 1 from the rear to the front along the corresponding support plate 19 until the front surface of the first body part 31 is flush with the front surface of the first partition plate 16. Thus, the front part of the first body part 31 of the terminal module 3 is received in the corresponding first receiving space 17, and the left and right sides of the rear part of the first body part 31 are arranged on the support plate 19. The lower surface of the first body part 31 of the terminal module 3 abuts against the upper surface of the docking tongue plate 13 arranged at the lowermost position, each docking part 334 of the terminal module 3 is received in the terminal slot 131 on the upper surface of the corresponding docking tongue plate 13, the upper surface of the first shielding plate 341 of the terminal module 3 abuts against the lower surface of the first partition plate 16 arranged below, and the second body part 32 of the terminal module 3 is arranged behind the second body part 32 of the terminal module 3 arranged at the lowermost position and the lower surfaces are flush with each other. The rear surface of the second body part 32 of the terminal module 3 is flush with the rear surface of the support plate 19 corresponding to the docking tongue plate 13, the rear end of the support plate 19 is arranged in the third gap 321, and each welding part 335 of the terminal module 3 protrudes out of the lower surface of the bottom plate 15.

[0055] As described above, each terminal module 3 is inserted into the first insulating seat 1 from the rear to the front in sequence, and after the installation of each terminal module 3 is completed, the rear surface of the second body part 32 of the terminal module 3 arranged on the lower surface of the docking tongue plate 13 is flush with the rear surface of the first partition plate 16 arranged below the docking tongue plate 13, and the front surface of the second body part 32 is spaced from the bottom wall of the corresponding first gap 161. The front part of the first body part 31 of the terminal module 3 arranged on the upper surface of the docking tongue plate 13 is received in the corresponding first receiving space 17, and the left and right sides of the rear part of the first body part 31 are arranged on the corresponding support plate 19. The rear surface of the second body part 32 of the terminal module 3 arranged on the upper surface of the docking tongue plate 13 is flush with the rear surface of the support plate 19 corresponding to the docking tongue plate 13. In this way, the terminal modules 3 are arranged in a stack, so that the arrangement structure of the terminal modules 3 is compact.

[0056] Finally, the second insulating seat 2 is assembled on the first insulating seat 1 from bottom to top through the guide cooperation of the guide strips 18 and the grooves 24, the third side plate 21 and the fourth side plate 22 are respectively arranged outside the first side plate 11 and the second side plate 12, and after the assembly is completed, the socket connector 100 is in a rectangular shape. Specifically, the third side plate 21 and the fourth side plate 22 are respectively accommodated in the second mounting grooves 121 of the first side plate 11 and the second side plate 12, the rear surfaces of the third side plate 21 and the fourth side plate 22 and the rear surface of the last second partition plate 23 are flush with the rear surface of the top plate 14 of the first insulating seat 1, and the rest of the second partition plates 23 are respectively arranged between the second body part 32 and the rear wall of the first gap 161; the upper surfaces of the second partition plates 23 are respectively abutted on the lower surfaces of the corresponding first partition plates 16 and the support plates 19, the top ends of the second partition plates 23 are respectively accommodated in the corresponding steps on the rear surfaces of the first side plate 11 and the second side plate 12; the second body parts 32 and the second shielding plates 342 of the terminal modules 3 are respectively accommodated in the corresponding second accommodation spaces 231 between the second partition plates 23, the fixing convex strips 233 are abutted on the rear surfaces of the second shielding plates 342, and the welding parts 335 all protrude out of the lower surfaces of the bottom plate 15 and the second partition plates 23.

[0057] The socket connector 100 is provided with the second gaps 232 on the left and right sides of the second partition plates 23, so that the second insulating seat 2 can avoid interference during assembly and be conveniently matched with the stepped rear surfaces of the first side plate 11 and the second side plate 12.

[0058] The socket connector 100 sets the distance B between the two adjacent pairs of butt tongue plates 13 as equal, sets the distance D between the rear surfaces of the two adjacent first partition plates 16 as equal, sets the distance C between the two adjacent first partition plates 16 and the corresponding butt tongue plates 13 as equal, and sets the distance E from the rear end face of each support plate 19 to the rear surface of the first partition plate 16 located below and the distance F from the rear end face of the support plate 19 to the rear surface of the first partition plate 16 located above as equal, so that the terminal modules 3 are compact in structure, the thicknesses of the terminal modules 3 are equivalent, and the whole is uniform. Through the above setting, the thicknesses of the second partition plates 23 can be set uniformly, the heights of the second partition plates 23 are naturally transitioned, and the whole is uniform and balanced in strength.

[0059] As described above, the socket connector 100 of the utility model sets the conductive terminal 33 into several independent terminal modules 3, sets several first accommodating spaces 17 surrounded by the butt joint tongue plate 13 and the first partition plate 16 in the first insulating seat 1, assembles first, sets several independent terminal modules 3 in the first accommodating space 17 of the first insulating seat 1, then sets the second insulating seat 2 from bottom to top on the first insulating seat 1, the structure is compact, easy to manufacture and assemble, thereby reduces the manufacturing cost of socket connector and realizes the miniaturization of overall structure.

[0060] The above embodiments only express the preferred embodiments of the utility model, and the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent scope. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A receptacle connector mounted on a circuit board, characterized by: The terminal module comprises a first body part and a plurality of conductive terminals, the first body part is in a transversely extending plate structure, and the plurality of conductive terminals are arranged in a transverse direction and each comprises an upper holding part fixed in the first body part and a connecting part connected to the upper holding part and protruding out of the first body part. The first insulating base comprises a first side plate and a second side plate arranged in a transverse direction and spaced apart, a plurality of connecting tongues arranged in a longitudinal direction and spaced apart in an up-down direction, and a plurality of first partitions arranged in a longitudinal direction and arranged in an up-down direction. The first body parts of the plurality of terminal modules are different in length and gradually increase in length from bottom to top according to the arrangement order of the terminal modules.

2. The receptacle connector of claim 1, wherein: The distance between the rear surfaces of the adjacent two first partitions and the corresponding connecting tongues is equal.

3. The receptacle connector of claim 1, wherein: The rear end of each connecting tongue is extended to a support plate connected to the inner side of the first side plate and the second side plate.

4. The receptacle connector of claim 1, wherein: The front part of the first body part of the terminal module arranged on the upper surface of the connecting tongue in each group of terminal modules is accommodated in the corresponding first accommodation space, and the left and right sides of the rear part of the first body part are arranged on the support plate.

5. The receptacle connector of claim 4, wherein: ​ 6. The receptacle connector of claim 5, wherein: The second body part of the terminal module arranged on the upper surface of the butt-joint tongue plate is flush with the rear surface of the support plate corresponding to the butt-joint tongue plate.

7. The receptacle connector of claim 6, wherein: The rear surface of the second body part of the terminal module arranged on the lower surface of the butt-joint tongue plate is flush with the rear surface of the first partition plate below the butt-joint tongue plate.

8. The receptacle connector of claim 6, wherein: The height of the second body part of each terminal module is different, and the height increases sequentially from front to rear according to the arrangement order of the terminal modules.

9. The receptacle connector of claim 6, wherein: The first side plate and the second side plate are in the shape of a right-angled trapezoid with the width increasing from top to bottom, and each has a vertical front surface, a horizontal top surface and a horizontal bottom surface, and an inclined rear surface.

10. The receptacle connector of claim 9, wherein: The third side plate and the fourth side plate are arranged in transverse direction and are spaced apart, and the third side plate and the fourth side plate are arranged outside the first side plate and the second side plate respectively. The second partition plates arranged between the third side plate and the fourth side plate are arranged in front-rear direction, and the height of the second partition plates increases sequentially from front to rear. The top ends of the second partition plates are received in the corresponding steps of the rear surfaces of the first side plate and the second side plate respectively. The second receiving spaces are formed between the adjacent two second partition plates among the second partition plates, and the second body parts of the terminal modules are received in the corresponding second receiving spaces respectively.

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