Connector and connector assembly

Abstract

To provide a connector and a connector assembly capable of transmitting both signals and power.SOLUTION: A connector includes a shield shell 11 in which a plurality of sockets 111 are formed, and a plurality of terminal modules respectively inserted into the plurality of sockets. The plurality of terminal modules include a signal terminal module for transmitting a signal and a power terminal module for transmitting power. The signal terminal module includes a signal terminal holder and a signal terminal provided in the signal terminal holder. The power terminal module includes a power terminal holder and a power terminal provided in the power terminal holder.SELECTED DRAWING: Figure 3

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Chinese Patent Application No. CN202322437519.3, filed with the China National Intellectual Property Office on September 8, 2023, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to a connector and a connector assembly including the connector. [Background technology]

[0003] In the prior art, connectors usually only have differential signal terminal modules and do not have power terminal modules for transmitting power, which limits the use of the connectors and makes them inapplicable to situations where both signal transmission and power transmission are required. Summary of the Invention [Problem to be solved by the invention]

[0004] SUMMARY OF THE PRESENT EMBODIMENT The present invention is directed to overcoming or alleviating at least one aspect of the above disadvantages. [Means for solving the problem]

[0005] According to an aspect of the present invention, there is provided a connector. The connector includes a shield shell having a plurality of sockets formed therein, and a plurality of terminal modules inserted into the plurality of sockets, respectively. The plurality of terminal modules include a signal terminal module for transmitting a signal, and a power terminal module for transmitting power. The signal terminal module includes a signal terminal holder and a signal terminal provided in the signal terminal holder. The power terminal module includes a power terminal holder and a power terminal provided in the power terminal holder.

[0006] According to another exemplary embodiment of the present invention, the shield shell includes a front shell portion and a rear shell portion, a plurality of sockets are formed in the front shell portion and extend horizontally, and front portions of a plurality of terminal modules extend horizontally and are respectively inserted into the plurality of sockets in the front shell portion.

[0007] According to another exemplary embodiment of the present invention, a front portion of the signal terminal holder and a front portion of the signal terminal extend horizontally and are inserted into corresponding sockets of the front shell portion, and a front portion of the power terminal holder and a front portion of the power terminal extend horizontally and are inserted into corresponding sockets of the front shell portion.

[0008] According to another exemplary embodiment of the present invention, the front shell portion of the shield shell is used to mate with a mating shield shell of a mating connector and the rear shell portion of the shield shell is used to connect to a circuit board, the front portions of the signal terminals are used to mate with mating signal terminals of the mating connector and the rear portions of the signal terminals are used to connect to the circuit board, the front portions of the power terminals are used to mate with mating power terminals of the mating connector and the rear portions of the power terminals are used to connect to the circuit board.

[0009] According to another exemplary embodiment of the present invention, the shield shell has four sockets arranged in an array of two rows and two columns, and the connector includes three signal terminal modules and one power terminal module.

[0010] According to another exemplary embodiment of the present invention, two vertically extending receiving slots are formed in the rear shell portion, each receiving slot communicates with two vertically adjacent sockets, and the rear portions of the terminal modules extend vertically, and the rear portions of the two vertically adjacent terminal modules are respectively received in the corresponding receiving slots of the rear shell portion.

[0011] According to another exemplary embodiment of the present invention, the connector further comprises a shield plate, which is inserted into the rear shell portion to separate rear portions of two vertically adjacent terminal modules.

[0012] According to another exemplary embodiment of the present invention, a rear portion of the signal terminal holder and a rear portion of the signal terminal extend vertically and are received in receiving slots in the rear shell portion, and a rear portion of the power terminal holder and a rear portion of the power terminal extend vertically and are received in receiving slots in the rear shell portion.

[0013] According to another exemplary embodiment of the present invention, a plurality of support posts are formed on the bottom of the rear shell portion, the support posts are used to insert into holes formed in the circuit board, and rear portions of the signal terminals and rear portions of the power terminals extend from the bottom of the rear shell portion for electrically connecting to the circuit board.

[0014] According to another exemplary embodiment of the present invention, a plurality of first ribs are formed on an outer surface of a front portion of the signal terminal holder, the plurality of first ribs are circumferentially spaced and distributed and extend along a horizontal direction, and the plurality of first ribs contact an inner wall of the socket to reduce contact friction between the signal terminal holder and the inner wall of the socket.

[0015] According to another exemplary embodiment of the present invention, a plurality of second ribs are formed on the outer surface of the front of the power terminal holder, the plurality of second ribs are circumferentially spaced and distributed and extend along the horizontal direction, and the plurality of second ribs contact the inner wall of the socket to reduce contact friction between the power terminal holder and the inner wall of the socket.

[0016] According to another exemplary embodiment of the present invention, the sockets of the shielding shell have the same shape and size, and the terminal module can be inserted into any of the sockets.

[0017] According to another exemplary embodiment of the present invention, the connector further comprises an insulating shell attached to the outside of the shielding shell, a buckle is formed on the inside of the insulating shell and a groove is formed on the outside of the shielding shell, and the buckle engages with the groove to secure the insulating shell to the shielding shell.

[0018] According to another exemplary embodiment of the present invention, the shielding shell is a one-piece piece.

[0019] According to another aspect of the present invention, there is provided a connector. The connector includes a housing having a plurality of mounting holes formed therein, and a plurality of terminal modules inserted into the plurality of mounting holes, respectively. The plurality of terminal modules include a signal terminal module for transmitting a signal, and a power terminal module for transmitting power. The signal terminal module includes a shield shell, a signal terminal holder provided on the shield shell, and a signal terminal provided on the signal terminal holder. The power terminal module includes the power terminal holder and a power terminal provided on the power terminal holder.

[0020] According to an exemplary embodiment of the present invention, the signal terminal module further includes a signal cable, one end of which extends into the shield shell and is electrically connected to the signal terminal.

[0021] According to another exemplary embodiment of the present invention, the shielding shell includes a front portion and a rear portion, the signal terminal holder is attached to the front portion of the shielding shell, and the rear portion of the shielding shell is crimped to the signal cable and electrically connected to the shielding layer of the signal cable.

[0022] According to another exemplary embodiment of the present invention, the shielding shell is a one-piece piece.

[0023] According to another exemplary embodiment of the present invention, the power terminal module further includes a power cable electrically connected to the power terminal and a crimping piece having a front end crimped to the power terminal holder and a rear end crimped to the power cable.

[0024] According to another exemplary embodiment of the present invention, the connector further includes a locking member that is inserted into a slot formed in the housing and pressed against the multiple terminal modules simultaneously to lock the multiple terminal modules into the mounting holes of the housing.

[0025] According to another exemplary embodiment of the present invention, the locking member includes a base plate, a pair of cantilever portions connected to both ends of the base plate, and a locking portion connected to the base plate and disposed between the pair of cantilever portions. A protrusion is formed at an end of the cantilever portion, and a slotted hole is formed in the housing to engage with the protrusion and lock the locking member to the housing. The locking portion is pressed against the multiple terminal modules simultaneously to lock the multiple terminal modules to the mounting holes of the housing.

[0026] According to another exemplary embodiment of the present invention, the signal terminal module further includes a lock shell attached to the front of the shield shell, and an edge of the locking portion of the locking member is pressed against a rear end surface of the locking shell to lock the signal terminal module into a mounting hole of the housing.

[0027] According to another exemplary embodiment of the present invention, a stepped surface is formed on the power terminal holder, and an edge of the locking portion of the locking member is pressed against the stepped surface of the power terminal holder to lock the power terminal module into the mounting hole of the housing.

[0028] According to another exemplary embodiment of the present invention, the housing has four mounting holes arranged in an array of two rows and two columns, and the connector includes three signal terminal modules and one power terminal module.

[0029] According to another aspect of the present invention, there is provided a connector assembly comprising the connector described above and a mating connector adapted to mate with the connector.

[0030] In the above exemplary embodiments of the present invention, the connector comprises a signal terminal module for transmitting signals and a power terminal module for transmitting power, thus allowing the connector to be applied to situations requiring both signal transmission and power transmission, thereby expanding the range of use of the connector.

[0031] These and other features of the present invention will become more apparent from the detailed description of illustrative embodiments taken in conjunction with the accompanying drawings. [Brief description of the drawings]

[0032] [Figure 1] 1 is an illustrative perspective view of a connector according to a first embodiment of the present invention, as viewed from the front side; [Diagram 2] 1 is an explanatory perspective view of a connector according to a first embodiment of the present invention, as viewed from the rear side; FIG. [Diagram 3] 1 is an illustrative exploded view of a connector according to a first embodiment of the present invention, as viewed from the front side. FIG. [Figure 4] FIG. 2 is an explanatory exploded view of the connector according to the first embodiment of the present invention, as viewed from the rear side. [Diagram 5] FIG. 2 is an explanatory perspective view of a signal terminal module of the connector according to the first embodiment of the present invention. [Figure 6] FIG. 2 is an explanatory perspective view of a power terminal module of the connector according to the first embodiment of the present invention. [Figure 7] FIG. 11 is an explanatory perspective view of a connector according to a second embodiment of the present invention. [Figure 8] FIG. 6 is an illustrative exploded view of a connector according to a second embodiment of the present invention, as viewed from the front side. [Figure 9] FIG. 6 is an explanatory exploded view of a connector according to a second embodiment of the present invention, as viewed from the rear side. [Figure 10] FIG. 11 is an explanatory perspective view of a signal terminal module of a connector according to a second embodiment of the present invention. [Figure 11] FIG. 11 is an explanatory perspective view of a power terminal module of a connector according to a second embodiment of the present invention. [Figure 12] 11 is an explanatory perspective view of a locking member, a signal terminal module, and a power terminal module of a connector according to a second embodiment of the present invention. FIG. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0033] Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals refer to the same elements. However, the present disclosure may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the disclosure to those skilled in the art.

[0034] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are diagrammatically shown in order to simplify the drawings.

[0035] According to a general aspect of the present invention, there is provided a connector. The connector includes a shield shell having a plurality of sockets formed therein, and a plurality of terminal modules inserted into the plurality of sockets, respectively. The plurality of terminal modules include a signal terminal module for transmitting a signal, and a power terminal module for transmitting power. The signal terminal module includes a signal terminal holder and a signal terminal provided in the signal terminal holder. The power terminal module includes the power terminal holder and a power terminal provided in the power terminal holder.

[0036] According to another general concept of the present invention, there is provided a connector. The connector includes a housing having a plurality of mounting holes formed therein, and a plurality of terminal modules inserted into the plurality of mounting holes, respectively. The plurality of terminal modules include a signal terminal module for transmitting a signal, and a power terminal module for transmitting power. The signal terminal module includes a shield shell, a signal terminal holder provided on the shield shell, and a signal terminal provided on the signal terminal holder. The power terminal module includes the power terminal holder and a power terminal provided on the power terminal holder.

[0037] According to another general aspect of the present invention, there is provided a connector assembly including the connector described above and a mating connector adapted to mate with the connector.

[0038] First embodiment 1 to 6 show a connector according to a first embodiment of the present invention. FIG. 1 is an explanatory perspective view of the connector according to the first embodiment of the present invention as viewed from the front side. FIG. 2 is an explanatory perspective view of the connector according to the first embodiment of the present invention as viewed from the rear side. FIG. 3 is an explanatory exploded view of the connector according to the first embodiment of the present invention as viewed from the front side. FIG. 4 is an explanatory exploded view of the connector according to the first embodiment of the present invention as viewed from the rear side. FIG. 5 is an explanatory perspective view of a signal terminal module 12 of the connector according to the first embodiment of the present invention. FIG. 6 is an explanatory perspective view of a power terminal module 13 of the connector according to the first embodiment of the present invention.

[0039] As shown in Figs. 1 to 6, a connector is disclosed in an exemplary embodiment of the present invention. The connector includes a shield shell 11 and a plurality of terminal modules 12, 13. A plurality of sockets 111 are formed in the shield shell 11. The plurality of terminal modules 12, 13 are inserted into the plurality of sockets 111, respectively. The plurality of terminal modules 12, 13 include a signal terminal module 12 for transmitting a signal and a power terminal module 13 for transmitting power. The signal terminal module 12 includes a signal terminal holder 120 and a signal terminal 121 provided in the signal terminal holder 120. The power terminal module 13 includes a power terminal holder 130 and a power terminal 131 provided in the power terminal holder 130.

[0040] 1 to 6, in the illustrated embodiment, the shield shell 11 includes a front shell portion 11a and a rear shell portion 11b, and a plurality of sockets 111 are formed in the front shell portion 11a and extend in the horizontal direction. The front portions of the plurality of terminal modules 12, 13 extend in the horizontal direction and are inserted into the plurality of sockets 111 in the front shell portion 11a, respectively.

[0041] 1 to 6, in the illustrated embodiment, a front portion 120a of the signal terminal holder 120 and a front portion 121a of the signal terminal 121 extend horizontally and are inserted into corresponding sockets 111 of the front shell portion 11a. A front portion 130a of the power terminal holder 130 and a front portion 131a of the power terminal 131 extend horizontally and are inserted into corresponding sockets 111 of the front shell 11a.

[0042] As shown in Figs. 1 to 6, in the illustrated embodiment, the front shell portion 11a of the shield shell 11 is used to fit into a mating shield shell (not shown) of a mating connector (not shown), and the rear shell portion 11b of the shield shell 11 is used to connect to a circuit board (not shown). The front portion 121a of the signal terminal 121 is used to fit into a mating signal terminal (not shown) of the mating connector, and the rear portion 121b of the signal terminal 121 is used to connect to the circuit board. The front portion 131a of the power terminal 131 is used to fit into a mating power terminal (not shown) of the mating connector, and the rear portion 131b of the power terminal 131 is used to connect to the circuit board.

[0043] 1 to 6, in the illustrated embodiment, the shield shell 11 has four sockets 111, which are arranged in an array of two rows and two columns. The connector includes three signal terminal modules 12 and one power terminal module 13.

[0044] 1 to 6, in the illustrated embodiment, two vertically extending receiving slots 112 are formed in the rear shell portion 11b, and each receiving slot 112 communicates with two vertically adjacent sockets 111. The rear portions of the terminal modules 12, 13 extend vertically, and the rear portions of the two adjacent vertical terminal modules 12, 13 are received in the corresponding receiving slots 112 in the rear shell portion 11b.

[0045] As shown in Figures 1 to 6, in the illustrated embodiment, the connector further includes a shield plate 14, which is inserted into the rear shell portion 11b to separate the rear portions of the two vertically adjacent terminal modules 12, 13 from each other.

[0046] 1 to 6, in the illustrated embodiment, a rear portion 120b of the signal terminal holder 120 and a rear portion 121b of the signal terminal 121 extend vertically and are received in the receiving slots 112 of the rear shell portion 11b. A rear portion 130b of the power terminal holder 130 and a rear portion 131b of the power terminal 131 extend vertically and are received in the receiving slots 112 of the rear shell portion 11b.

[0047] 1 to 6, in the illustrated embodiment, a plurality of support posts 114 are formed on the bottom of the rear shell portion 11b, and the support posts 114 are used to insert into holes formed in a circuit board. Ends of the rear portions 121b of the signal terminals 121 and 131b of the power terminals 131 extend from the bottom of the rear shell portion 11b for electrical connection to the circuit board.

[0048] 1 to 6, in the illustrated embodiment, a plurality of first ribs 120c are formed on the outer surface of the front portion 120a of the signal terminal holder 120, and the plurality of first ribs 120c are distributed at intervals in the circumferential direction and extend along the horizontal direction. The plurality of first ribs 120c contact the inner wall of the socket 111 to reduce the contact friction between the signal terminal holder 120 and the inner wall of the socket 111. This can reduce the force required to insert and remove the signal terminal module 12.

[0049] 1 to 6, in the illustrated embodiment, a plurality of second ribs 130c are formed on the outer surface of the front portion 130a of the power terminal holder 130, and the plurality of second ribs 130c are distributed at intervals in the circumferential direction and extend along the horizontal direction. The plurality of second ribs 130c contact the inner wall of the socket 111 to reduce the contact friction between the power terminal holder 130 and the inner wall of the socket 111. This can reduce the force required to insert and remove the power terminal module 13.

[0050] As shown in FIGS. 1 to 6, in the illustrated embodiment, the multiple sockets 111 of the shield shell 11 have the same shape and size, and the terminal modules 12, 13 can be inserted into any of the multiple sockets 111.

[0051] 1 to 6, in the illustrated embodiment, the connector further includes an insulating shell 10 fitted onto the outside of the shield shell 11. A buckle 103 is formed on the inside of the insulating shell 10, and a groove 113 is formed on the outside of the shield shell 11. The buckle 103 engages with the groove 113 to fix the insulating shell 10 to the shield shell 11.

[0052] As shown in FIGS. 1 to 6, in the illustrated embodiment, the shield shell 11 is an integral part, for example, the shield shell 11 may be an integral die-cast product.

[0053] 1 to 6, in another exemplary embodiment of the present invention, a connector assembly is also disclosed. The connector assembly includes the above connector and a mating connector. The mating connector is fitted to the connector.

[0054] Second embodiment 7 to 12 show a connector according to a second embodiment of the present invention. FIG. 7 is an explanatory perspective view of the connector according to the second embodiment of the present invention. FIG. 8 is an explanatory exploded view of the connector according to the second embodiment of the present invention as viewed from the front side. FIG. 9 is an explanatory exploded view of the connector according to the second embodiment of the present invention as viewed from the rear side. FIG. 10 is an explanatory perspective view of a signal terminal module 21 of the connector according to the second embodiment of the present invention. FIG. 11 is an explanatory perspective view of a power terminal module 22 of the connector according to the second embodiment of the present invention. FIG. 12 is an explanatory perspective view of a locking member 23, a signal terminal module 21, and a power terminal module 22 of the connector according to the second embodiment of the present invention.

[0055] As shown in Figures 7 to 12, a connector is disclosed in an exemplary embodiment of the present invention. The connector includes a housing 20 and a plurality of terminal modules 21, 22. A plurality of mounting holes 201 are formed in the housing 20. The plurality of terminal modules 21, 22 are inserted into the plurality of mounting holes 201, respectively. The plurality of terminal modules 21, 22 include a signal terminal module 21 for transmitting signals and a power terminal module 22 for transmitting power.

[0056] 7 to 12, in the illustrated embodiment, the signal terminal module 21 includes a shield shell 212, a signal terminal holder 210, and a signal terminal 211. The signal terminal holder 210 is provided in the shield shell 212. The signal terminal 211 is provided in the signal terminal holder 210. The power terminal module 22 includes a power terminal holder 220 and a power terminal 221 provided in the power terminal holder 220.

[0057] As shown in FIGS. 7 to 12, in the illustrated embodiment, the signal terminal module 21 further includes a signal cable 213, one end of the signal cable 213 extending inside the shield shell 212 and electrically connected to the signal terminal 211.

[0058] 7 to 12, in the illustrated embodiment, the shield shell 212 includes a front portion 212a and a rear portion 212b. The signal terminal holder 210 is attached to the front portion 212a of the shield shell 212, and the rear portion 212b of the shield shell 212 is crimped to the signal cable 213 and electrically connected to the shield layer of the signal cable 213.

[0059] 7-12, in the illustrated embodiment, the shield shell 212 is a one-piece part. For example, the shield shell 212 may be a one-piece stamped part.

[0060] 7 to 12, in the illustrated embodiment, the power terminal module 22 further includes a power cable 223 and a crimping part 222. The power cable 223 is connected to the power terminal 221. A front end 222a of the crimping part 222 is crimped to the power terminal holder, and a rear end 222b of the crimping part 222 is crimped to the power cable 223.

[0061] As shown in Figures 7 to 12, in the illustrated embodiment, the connector further includes a locking member 23, which is inserted into a slot 202 formed in the housing 20 and abuts against the multiple terminal modules 21, 22 simultaneously to lock the multiple terminal modules 21, 22 to the mounting holes 201 of the housing 20.

[0062] 7 to 12, in the illustrated embodiment, locking member 23 includes a base plate 230, a pair of cantilever portions 231 respectively connected to both ends of base plate 230, and a locking portion 232 connected to base plate 230 and disposed between the pair of cantilever portions 231. A projection 231a is formed at an end of cantilever portion 231, and a groove 203 is formed in housing 20 and engages with projection 231a to lock locking member 23 to housing 20. Locking portion 232 simultaneously abuts against multiple terminal modules 21, 22 to lock multiple terminal modules 21, 22 to mounting holes 201 of housing 20.

[0063] As shown in Figures 7 to 12, in the illustrated embodiment, the signal terminal module 21 further includes a lock shell 214 attached to the front portion 212a of the shield shell 212, and the edge portion 232a of the lock portion 232 of the lock member 23 is pressed against the rear end face 214a of the lock shell 214 to lock the signal terminal module 21 in the mounting hole 201 of the housing 20.

[0064] As shown in Figures 7 to 12, in the illustrated embodiment, a step surface 220a is formed on the power terminal holder 220, and the edge portion 232a of the locking portion 232 of the locking member 23 is pressed against the step surface 220a of the power terminal holder 220 to lock the power terminal module 22 into the mounting hole 201 of the housing 20.

[0065] 7 to 12, in the illustrated embodiment, the housing 20 has four mounting holes 201, and the four mounting holes 201 are arranged in an array of two rows and two columns. The connector includes three signal terminal modules 21 and one power terminal module 22.

[0066] 7 to 12, in another exemplary embodiment of the present invention, a connector assembly is also disclosed. The connector assembly includes the above-mentioned connector and a mating connector (not shown), and the mating connector is fitted to the connector.

[0067] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0068] While several exemplary embodiments have been shown and described, it will be understood by those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0069] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless expressly stated to the contrary. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated otherwise, embodiments "comprising" or "having" an element or elements having a particular characteristic can include additional such elements that do not have that characteristic.

Claims

1. A connector, A shield shell (11) having a plurality of sockets (111) formed therein; A plurality of terminal modules (12, 13) respectively inserted into the plurality of sockets (111); Equipped with The plurality of terminal modules (12, 13) include A signal terminal module (12) for transmitting a signal; A power terminal module (13) for transmitting power; Including, The signal terminal module (12) includes a signal terminal holder (120) and a signal terminal (121) provided in the signal terminal holder (120), The power terminal module (13) of the connector includes a power terminal holder (130) and a power terminal (131) provided on the power terminal holder (130).

2. The shield shell (11) includes a front shell portion (11a) and a rear shell portion (11b), and a plurality of sockets (111) are formed in the front shell portion (11a) and extend in a horizontal direction; 2. The connector according to claim 1, wherein front portions of the plurality of terminal modules (12, 13) extend in the horizontal direction and are inserted into the plurality of sockets (111) of the front shell portion (11a), respectively.

3. A front portion (120a) of the signal terminal holder (120) and a front portion (121a) of the signal terminal (121) extend in the horizontal direction and are inserted into corresponding sockets (111) of the front shell portion (11a); 3. The connector of claim 2, wherein a front portion (130a) of the power terminal holder (130) and a front portion (131a) of the power terminal (131) extend in the horizontal direction and are inserted into corresponding sockets (111) of the front shell portion (11a).

4. The front shell portion (11a) of the shield shell (11) is used for fitting into a mating shield shell of a mating connector, and the rear shell portion (11b) of the shield shell (11) is used for connecting to a circuit board, the front portion (121a) of the signal terminal (121) is used for fitting with a mating signal terminal of the mating connector, and the rear portion (121b) of the signal terminal (121) is used for connecting to the circuit board; 4. The connector of claim 3, wherein the front portion (131a) of the power terminal (131) is used for mating with a mating power terminal of the mating connector, and the rear portion (131b) of the power terminal (131) is used for connecting to the circuit board.

5. The shield shell (11) has four sockets (111), the four sockets (111) being arranged in an array of two rows and two columns; The connector of claim 4, wherein the connector comprises three signal terminal modules (12) and one power terminal module (13).

6. Two vertically extending receiving slots (112) are formed in the rear shell portion (11b), each receiving slot (112) communicating with two vertically adjacent sockets (111); 6. The connector according to claim 5, wherein the rear portions of the terminal modules (12, 13) extend vertically, and the rear portions of two vertically adjacent terminal modules (12, 13) are respectively received in corresponding receiving slots (112) of the rear shell portion (11b).

7. 7. The connector of claim 6, further comprising a shield plate (14), said shield plate (14) being inserted into said rear shell portion (11b) to separate said rear portions of said two vertically adjacent terminal modules (12, 13).

8. A rear portion (120b) of the signal terminal holder (120) and a rear portion (121b) of the signal terminal (121) extend vertically and are received in the receiving slot (112) of the rear shell portion (11b); 7. The connector of claim 6, wherein a rear portion (130b) of the power terminal holder (130) and a rear portion (131b) of the power terminal (131) extend in the vertical direction and are accommodated in the accommodating slot (112) of the rear shell portion (11b).

9. A plurality of support posts (114) are formed on the bottom of the rear shell portion (11b), and the support posts (114) are used to insert into holes formed in the circuit board; 9. The connector of claim 8, wherein the rear portions (121b) of the signal terminals (121) and the rear portions (131b) of the power terminals (131) extend from the bottom of the rear shell portion (11b) for electrically connecting to the circuit board.

10. A plurality of first ribs (120c) are formed on an outer surface of the front portion (120a) of the signal terminal holder (120), the plurality of first ribs (120c) being circumferentially spaced and distributed and extending along the horizontal direction; The connector of claim 3 , wherein the plurality of first ribs (120c) contact an inner wall of the socket (111) to reduce contact friction between the signal terminal holder (120) and the inner wall of the socket (111).

11. A plurality of second ribs (130c) are formed on an outer surface of the front portion (130a) of the power terminal holder (130), the plurality of second ribs (130c) being distributed at intervals in a circumferential direction and extending along the horizontal direction; The connector of claim 3, wherein the plurality of second ribs (130c) contact the inner wall of the socket (111) to reduce contact friction between the power terminal holder (130) and the inner wall of the socket (111).

12. 2. The connector of claim 1, wherein the multiple sockets (111) of the shield shell (11) have the same shape and size, and the terminal module (12, 13) can be inserted into any of the multiple sockets (111).

13. The shield shell (11) further includes an insulating shell (10) attached to the outside of the shield shell (11), 2. The connector of claim 1, wherein a buckle (103) is formed on the inside of the insulating shell (10) and a groove (113) is formed on the outside of the shielding shell (11), and the buckle (103) engages with the groove (113) to fix the insulating shell (10) to the shielding shell (11).

14. The connector according to any one of claims 1 to 13, wherein the shield shell (11) is an integral part.

15. A connector, A housing (20) having a plurality of mounting holes (201) formed therein; A plurality of terminal modules (21, 22) respectively inserted into the plurality of mounting holes (201); Equipped with The plurality of terminal modules (21, 22) include a signal terminal module (21) for transmitting a signal and a power terminal module (22) for transmitting power, The signal terminal module (21) comprises: A shield shell (212); A signal terminal holder (210) provided on the shield shell (212); A signal terminal (211) provided in the signal terminal holder (210); Including, The power terminal module (22) includes a power terminal holder (220) and a power terminal (221) provided on the power terminal holder (220).

16. The connector of claim 15, wherein the signal terminal module (21) further includes a signal cable (213), one end of the signal cable (213) extending within the shield shell (212) and electrically connected to the signal terminal (211).

17. 17. The connector of claim 16, wherein the shield shell (212) includes a front portion (212a) and a rear portion (212b), the signal terminal holder (210) is attached to the front portion (212a) of the shield shell (212), and the rear portion (212b) of the shield shell (212) is crimped to the signal cable (213) and electrically connected to a shielding layer of the signal cable (213).

18. The connector of claim 15, wherein the shield shell (212) is a unitary piece.

19. The power terminal module (22) comprises: a power cable (223) electrically connected to the power terminal (221); a crimping part (222) having a front end (222a) crimped to the power terminal holder and a rear end (222b) crimped to the power cable (223); The connector of claim 15 further comprising:

20. 16. The connector of claim 15, further comprising a locking member (23), the locking member (23) being inserted into a slot (202) formed in the housing (20) and pressed against the multiple terminal modules (21, 22) simultaneously to lock the multiple terminal modules (21, 22) into the mounting holes (201) of the housing (20).

21. The locking member (23) is A base plate (230); A pair of cantilever portions (231) connected to both ends of the base plate (230), a lock portion (232) connected to the base plate (230) and disposed between the pair of cantilever portions (231); Including, a protrusion (231a) is formed at the end of the cantilever portion (231), and a slot hole (203) is formed in the housing (20) to engage with the protrusion (231a) and lock the locking member (23) to the housing (20); The connector according to claim 20, wherein the locking portion (232) is pressed against the plurality of terminal modules (21, 22) simultaneously to lock the plurality of terminal modules (21, 22) in the mounting holes (201) of the housing (20).

22. 22. The connector of claim 21, wherein the signal terminal module (21) further includes a lock shell (214) attached to the front portion (212a) of the shield shell (212), and an edge portion (232a) of the lock portion (232) of the lock member (23) is pressed against a rear end face (214a) of the lock shell (214) to lock the signal terminal module (21) in the mounting hole (201) of the housing (20).

23. 22. The connector of claim 21, wherein a stepped surface (220a) is formed on the power terminal holder (220), and an edge (232a) of the locking portion (232) of the locking member (23) is pressed against the stepped surface (220a) of the power terminal holder (220) to lock the power terminal module (22) into the mounting hole (201) of the housing (20).

24. The housing (20) has four mounting holes (201), the four mounting holes (201) being arranged in an array of two rows and two columns; 24. The connector according to any one of claims 15 to 23, wherein the connector comprises three signal terminal modules (21) and one power terminal module (22).

25. 1. A connector assembly comprising: The connector according to any one of claims 1 to 24; a mating connector that fits into the connector; A connector assembly comprising:

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