Terminal structure and socket connector

Abstract

The utility model belongs to the technical field of connectors, and particularly relates to a terminal structure and a socket connector, the terminal structure comprises an insulating seat, a buckle piece, a first terminal provided with a first terminal hole and a second terminal provided with a second terminal hole, the insulating seat is provided with a first through hole and a second through hole which are distributed at an interval, and the first through hole and the second through hole are communicated with each other. The first terminal is installed in the first through hole, and the second terminal is installed in the second through hole. The insulating seat is provided with a first side hole, a second side hole and a side groove. The side groove is communicated with the first through hole through the first side hole and is communicated with the second through hole through the second side hole; the buckle piece comprises a buckle body, and a first pressing arm and a second pressing arm which are connected with the buckle body; the buckle body is detachably installed in the side groove, the first pressing arm penetrates through the first side hole and extends into the first terminal hole, and the second pressing arm penetrates through the second side hole and extends into the second terminal hole. The terminal structure is convenient to disassemble and assemble and high in plugging stability.

Description

Technical Field

[0001] This utility model belongs to the field of connector technology, and in particular relates to a terminal structure and a socket connector. Background Technology

[0002] A socket connector is an electrical device that mates with a plug connector. After mating, the socket connector enables the transmission of electrical and signal parameters between the two devices. A socket connector includes a socket housing, an insulating base installed inside the socket housing, and socket terminals installed in the insulating base. In existing technology, the socket terminals are directly installed in the insertion holes of the insulating base, resulting in complex disassembly and assembly operations. Furthermore, the plug terminals of the plug connector are directly inserted into the inner holes of conductive terminals. Repeated insertion and removal of the plug terminals and socket terminals can easily cause deformation of the socket terminals, leading to unstable insertion and removal between the socket terminals and the plug terminals. Summary of the Invention

[0003] The present invention addresses the technical problem of inconvenient disassembly and assembly between socket terminals and insulating bases in the prior art, and provides a terminal structure and socket connector.

[0004] To solve the above problems, on the one hand, this utility model provides a terminal structure, including an insulating base, a snap fastener, a first terminal with a first terminal hole and a second terminal with a second terminal hole. The insulating base is provided with a first through hole and a second through hole spaced apart. The first terminal is installed in the first through hole and the second terminal is installed in the second through hole.

[0005] The insulating base is provided with a first side hole, a second side hole, and a side groove; the side groove is connected to the first through hole through the first side hole and to the second through hole through the second side hole;

[0006] The fastener includes a fastener body and a first pressure arm and a second pressure arm, both connected to the fastener body; the fastener body is detachably installed in the side groove, the first pressure arm passes through the first side hole and extends into the first terminal hole, and the second pressure arm passes through the second side hole and extends into the second terminal hole.

[0007] Optionally, the insulating base is further provided with a slot, and the fastener further includes a hook that connects to the fastener body; the fastener body is detachably installed in the side groove by the hook that engages with the slot.

[0008] Optionally, the latching component further includes a first latching arm and a second latching arm connected to opposite ends of the latching body, wherein the first latching arm and the second latching arm press against the insulating seat.

[0009] Optionally, the insulating seat further includes a first guide block and a second guide block, both disposed in the side groove, wherein the first guide block is used to press the first clamping arm and the second guide block is used to press the second clamping arm.

[0010] Optionally, the first pressure arm is provided with a first pressure groove communicating with the first terminal hole, and the second pressure arm is provided with a second pressure groove communicating with the second terminal hole.

[0011] Optionally, the side wall of the first terminal is further provided with a third side hole that communicates with the first terminal hole, and the end of the first pressure arm away from the buckle body passes through the first side hole and the third side hole and extends into the first terminal hole;

[0012] The second terminal is also provided with a fourth side hole that connects to the second terminal hole. The end of the second pressure arm away from the buckle body passes through the second side hole and the fourth side hole and extends into the second terminal hole.

[0013] Another embodiment of the present invention provides a socket connector, including a housing having an internal space and the aforementioned terminal structure, wherein the insulating base is installed in the internal space.

[0014] Optionally, the socket connector further includes a shielding sleeve, which includes a cylindrical body, a plurality of first spring arms, and a plurality of second spring arms. The cylindrical body is provided with a first side window group and a second side window group distributed axially at intervals. The first side window group includes first side windows distributed circumferentially at intervals along the cylindrical body, and the second side window group includes second side windows distributed circumferentially at intervals along the cylindrical body. The first spring arms are connected to the inner walls of the first side windows one by one and extend toward the interior of the cylindrical body. The second spring arms are connected to the inner walls of the second side windows one by one and extend toward the exterior of the cylindrical body.

[0015] The first spring arm abuts against the outer wall of the insulating base, and the second spring arm abuts against the inner wall of the internal space.

[0016] Optionally, the housing is further provided with an annular groove surrounding the internal space, and the socket connector further includes a sealing ring installed in the annular groove.

[0017] Optionally, a guide limiting arm is provided on the outer wall of the housing.

[0018] In this invention, the buckle body can be installed in the side groove of the insulating base through a buckle structure, a locking structure, etc. The first pressure arm passes through the first side hole and extends into the first terminal hole of the first terminal, and the second pressure arm passes through the second side hole and extends into the second terminal hole of the second terminal. The two plug terminals are respectively inserted into the first terminal hole and the second terminal hole. The first pressure arm and the second pressure arm can both squeeze the plug terminals from the side, and both the first pressure arm and the second pressure arm have a certain elasticity, thereby ensuring the stability of the plug terminals inserted into the first terminal hole and the second terminal hole.

[0019] In addition, the first pressure arm can also serve to restrict the first terminal in the first through hole, and the second pressure arm can also serve to restrict the second terminal in the second through hole. The buckle and the insulating base are detachable, so the disassembly and assembly of the terminal structure is convenient. Attached Figure Description

[0020] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0021] Figure 1 This is a schematic diagram of the terminal structure provided in an embodiment of the present invention;

[0022] Figure 2 This is an exploded view of a terminal structure provided in an embodiment of the present invention;

[0023] Figure 3 This is a cross-sectional view of a terminal structure provided in an embodiment of the present invention;

[0024] Figure 4 This is a schematic diagram of the structure of the insulating base of the terminal structure provided in an embodiment of the present utility model;

[0025] Figure 5 A schematic diagram of the structure of the latching component of the terminal structure provided in an embodiment of this utility model;

[0026] Figure 6 This is a schematic diagram of the structure of a socket connector provided in an embodiment of the present invention;

[0027] Figure 7 This is a schematic diagram of the shielding sleeve of a socket connector provided in an embodiment of the present invention.

[0028] The reference numerals in the accompanying drawings are as follows:

[0029] 1. Insulating base; 11. First through hole; 12. Second through hole; 13. First side hole; 14. Second side hole; 15. Side groove; 16. Slot; 17. First guide block; 18. Second guide block; 2. Buckling component; 21. Buckling body; 22. First pressure arm; 221. First pressure groove; 23. Second pressure arm; 231. Second pressure groove; 24. Hook; 25. First locking arm; 26. Second locking arm; 3. First terminal; 31. First terminal hole; 32. Third side hole; 4. Second terminal; 41. Second terminal hole; 42. Fourth side hole;

[0030] 5. Outer shell; 51. Guide limiting arm; 6. Shielding sleeve; 61. Cylinder body; 62. First spring arm; 63. Second spring arm; 7. Sealing ring. Detailed Implementation

[0031] To make the technical problems solved, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain this utility model and are not intended to limit this utility model.

[0032] It should be understood that the terms "upper", "lower", "left", "right", "front", "rear", "middle", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations of this utility model.

[0033] like Figures 1 to 5 As shown, the present invention provides a terminal structure including an insulating base 1, a snap fastener 2, a first terminal 3 having a first terminal hole 31 and a second terminal 4 having a second terminal hole 41. The insulating base 1 has a first through hole 11 and a second through hole 12 spaced apart. The first terminal 3 is installed in the first through hole 11 and the second terminal 4 is installed in the second through hole 12.

[0034] The insulating base 1 is provided with a first side hole 13, a second side hole 14 and a side groove 15; the side groove 15 is connected to the first through hole 11 through the first side hole 13 and to the second through hole 12 through the second side hole 14.

[0035] The latching component 2 includes a latching body 21 and a first pressing arm 22 and a second pressing arm 23, both connected to the latching body 21. The latching body 21 is detachably installed in the side groove 15. The first pressing arm 22 passes through the first side hole 13 and extends into the first terminal hole 31, and the second pressing arm 23 passes through the second side hole 14 and extends into the second terminal hole 41. It is understood that the first side hole 13, the second side hole 14, and the side groove 15 are all located on the side wall of the insulating base 1. The latching body 21 can be installed in the side groove 15 via a latching structure, a locking structure, or the like.

[0036] In this invention, the snap-fit ​​body 21 can be installed in the side groove 15 of the insulating base 1 through a snap-fit ​​structure, a locking structure, etc. The first pressing arm 22 passes through the first side hole 13 and extends into the first terminal hole 31 of the first terminal 3. The second pressing arm 23 passes through the second side hole 14 and extends into the second terminal hole 41 of the second terminal 4. The two plug terminals are respectively inserted into the first terminal hole 31 and the second terminal hole 41. The first pressing arm 22 and the second pressing arm 23 can both squeeze the plug terminals from the side, and the first pressing arm 22 and the second pressing arm 23 have a certain elasticity, thereby ensuring the stability of the plug terminals inserted into the first terminal hole 31 and the second terminal hole 41.

[0037] In addition, the first pressure arm 22 can also restrict the first terminal 3 in the first through hole 11, and the second pressure arm 23 can also restrict the second terminal 4 in the second through hole 12. The buckle 2 and the insulating base 1 are detachably connected, so the disassembly and assembly of the terminal structure is convenient.

[0038] In one embodiment, such as Figure 1 , Figure 4 as well as Figure 5 As shown, the insulating base 1 is also provided with a slot 16, and the fastening member 2 further includes a hook 24 connecting the fastening body 21; the fastening body 21 is detachably installed in the side groove 15 by engaging the hook 24 in the slot 16. It can be understood that the slot 16 is provided on the side wall of the insulating base 1, and the hook 24 engages in the slot 16, thus enabling a detachable connection between the fastening member 2 and the insulating base 1. In this embodiment, the terminal structure is simple in structure, low in manufacturing cost, and convenient for assembly and disassembly.

[0039] In one embodiment, such as Figure 1 and Figure 4As shown, the latching member 2 further includes a first latching arm 25 and a second latching arm 26 connected to opposite ends of the latching body 21. The first latching arm 25 and the second latching arm 26 press against the insulating seat 1. It can be understood that the latching body 21, the first latching arm 25, the second latching arm 26, the latch, the first latching arm 25, and the second latching arm 26 are integrally formed. The first latching arm 25 and the second latching arm 26 are respectively connected to the left and right sides of the latching body 21. When the latching body 21 is installed in the side groove 15, the first latching arm 25 and the second latching arm 26 will hold the insulating seat 1 tightly, further ensuring the stability of the latching member 2 installed on the insulating seat 1.

[0040] In one embodiment, such as Figure 1 , Figure 4 as well as Figure 5 As shown, the insulating base 1 further includes a first guide block 17 and a second guide block 18, both disposed in the side groove 15. The first guide block 17 is used to press the first clamping arm 25, and the second guide block 18 is used to press the second clamping arm 26. Understandably, both the first guide block 17 and the second guide block 18 are provided with guide surfaces.

[0041] Specifically, during the installation of the latching member 2 onto the insulating base 1, the first guide block 17 will press the first latching arm 25 outward, and the second guide block 18 will press the second latching arm 26 outward; after the first latching arm 25 passes the first guide block 17 and the second latching arm 26 passes the second guide block 18, the first latching arm 25 and the second latching arm 26 will close together and hold the insulating base 1 tightly. In this embodiment, the design of the first guide block 17 and the second guide block 18 further improves the ease of installation between the latching member 2 and the insulating base 1.

[0042] In one embodiment, such as Figure 1 As shown, the first pressure arm 22 is provided with a first pressure groove 221 communicating with the first terminal hole 31, and the second pressure arm 23 is provided with a second pressure groove 231 communicating with the second terminal hole 41. It can be understood that the first pressure arm 22 can press the plug terminal inserted into the first terminal hole 31 from the side through the first pressure groove 221, and the second pressure arm 23 can press the plug terminal inserted into the second terminal hole 41 from the side through the second pressure groove 231.

[0043] In one embodiment, such as Figure 3 and Figure 5As shown, the side wall of the first terminal 3 is also provided with a third side hole 32 that communicates with the first terminal hole 31. The end of the first pressure arm 22 away from the buckle body 21 passes through the first side hole 13 and the third side hole 32 and extends into the first terminal hole 31. It can be understood that the first pressure arm 22 passes through the third side hole 32, so the first pressure arm 22 can also limit the first terminal 3 in the first through hole 11.

[0044] In one embodiment, such as Figure 2 and Figure 3 As shown, the side wall of the second terminal 4 is also provided with a fourth side hole 42 that communicates with the second terminal hole 41. The end of the second pressure arm 23 away from the buckle body 21 passes through the second side hole 14 and the fourth side hole 42 and extends into the second terminal hole 41. It can be understood that the second pressure arm 23 passes through the fourth side hole 42, so the second pressure arm 23 can also limit the second terminal 4 in the second through hole 12.

[0045] like Figure 6 As shown, another embodiment of the present invention also provides a socket connector, including a housing 5 having an internal space and the aforementioned terminal structure, wherein the insulating base 1 is installed in the internal space.

[0046] In one embodiment, such as Figure 6 and Figure 7 As shown, the socket connector further includes a shielding sleeve 6, which includes a cylindrical body 61, a plurality of first spring arms 62, and a plurality of second spring arms 63. The cylindrical body 61 is provided with a first side window group and a second side window group distributed axially at intervals. The first side window group includes first side windows distributed circumferentially at intervals along the cylindrical body 61, and the second side window group includes second side windows distributed circumferentially at intervals along the cylindrical body 61. The first spring arms 62 are connected to the inner walls of the first side windows one by one and extend toward the interior of the cylindrical body 61. The second spring arms 63 are connected to the inner walls of the second side windows one by one and extend toward the exterior of the cylindrical body 61. It can be understood that the number of first spring arms 62 and second spring arms 63 can be set according to actual needs.

[0047] The first spring arm 62 abuts against the outer wall of the insulating base 1, and the second spring arm 63 abuts against the inner wall of the internal space. Understandably, the first spring arm 62 can confine the insulating base 1 within the cylindrical body 61, and the second spring arm 63 can confine the cylindrical body 61 within the outer shell 5. Thus, the shielding sleeve 6 not only shields against current and magnetic fields, but also ensures the stability of the insulating base 1 installed within the outer shell 5.

[0048] In one embodiment, such as Figure 6 As shown, the outer casing 5 is further provided with an annular groove surrounding the internal space, and the socket connector also includes a sealing ring 7 installed in the annular groove. Understandably, the sealing ring 7 ensures a tight seal when the socket connector and plug connector are mated.

[0049] In one embodiment, such as Figure 6 As shown, a guide arm 51 is provided on the outer wall of the housing 5. Understandably, the guide arm 51 ensures the stability of the socket connector when mounted on the external component.

[0050] The above are merely embodiments of the terminal structure of this utility model and are not intended to limit this utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A terminal structure characterized by comprising: The terminal structure comprises an insulating base, a buckle member, a first terminal provided with a first terminal hole, and a second terminal provided with a second terminal hole, wherein the insulating base is provided with first through holes and second through holes which are spaced apart, the first terminal is installed in the first through holes, and the second terminal is installed in the second through holes. The insulating base is provided with a first side hole, a second side hole, and a side recess, the side recess is connected with the first through holes through the first side hole, and is connected with the second through holes through the second side hole. The buckle member comprises a buckle body, and first and second pressing arms which are connected with the buckle body, the buckle body is detachably installed in the side recess, the first pressing arm extends into the first terminal hole through the first side hole, and the second pressing arm extends into the second terminal hole through the second side hole.

2. The terminal structure according to claim 1, characterized by The insulating base is further provided with a clamping groove, and the buckle member further comprises a clamping hook which is connected with the buckle body, the buckle body is detachably installed in the side recess through the clamping hook which is clamped in the clamping groove.

3. The terminal structure according to claim 1, characterized by The buckle member further comprises first and second clamping arms which are connected with opposite ends of the buckle body, and the first and second clamping arms press the insulating base.

4. The terminal structure according to claim 3, characterized in that The insulating base further comprises first and second guide blocks which are arranged in the side recess, the first guide block is used for pressing the first clamping arm, and the second guide block is used for pressing the second clamping arm.

5. The terminal structure according to claim 1, characterized by The first pressing arm is provided with a first pressing groove which is connected with the first terminal hole, and the second pressing arm is provided with a second pressing groove which is connected with the second terminal hole.

6. The terminal structure according to claim 1, characterized by The side wall of the first terminal is further provided with a third side hole which is connected with the first terminal hole, and one end of the first pressing arm which is away from the buckle body extends into the first terminal hole through the first side hole and the third side hole. The side wall of the second terminal is further provided with a fourth side hole which is connected with the second terminal hole, and one end of the second pressing arm which is away from the buckle body extends into the second terminal hole through the second side hole and the fourth side hole.

7. A receptacle connector characterized by comprising: The terminal structure comprises an insulating base, a buckle member, a first terminal provided with a first terminal hole, and a second terminal provided with a second terminal hole, wherein the insulating base is provided with first through holes and second through holes which are spaced apart, the first terminal is installed in the first through holes, and the second terminal is installed in the second through holes.

8. The receptacle connector of claim 7, wherein, The socket connector further comprises a shielding sleeve, the shielding sleeve comprises a sleeve body, a plurality of first elastic arms, and a plurality of second elastic arms, the sleeve body is provided with a first side window group and a second side window group which are spaced apart along an axial direction, the first side window group comprises first side windows which are spaced apart along a circumferential direction of the sleeve body, and the second side window group comprises second side windows which are spaced apart along the circumferential direction of the sleeve body, the first elastic arms are connected with inner walls of the first side windows one by one and extend towards an inside of the sleeve body, and the second elastic arms are connected with inner walls of the second side windows one by one and extend towards an outside of the sleeve body. The first elastic arms abut against outer walls of the insulating base, and the second elastic arms abut against inner walls of the inside space.

9. The receptacle connector of claim 7, wherein, The sleeve body is further provided with an annular recess which surrounds the inside space, and the socket connector further comprises a sealing ring which is installed in the annular recess.

10. The receptacle connector of claim 7, wherein, An outer wall of the sleeve body is provided with a guide limiting arm.

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