Female end connector

Abstract

The utility model relates to a female end connector. The female end connector comprises a first shell, a second shell, a terminal assembly and a fixing piece, the fixing piece is arranged at the tail end of the first shell and comprises a first fixing piece body and a second fixing piece body which are connected, the second fixing piece body is located on the side, close to the first shell, of the first fixing piece body in the first direction, and the first fixing piece body is annularly arranged on the two sides of the wire part in the second direction and one side of the wire part in the third direction. The second fixing pieces are annularly arranged on the two sides of the wire part in the second direction and the other side of the wire part in the third direction. The first fixing piece and the second fixing piece are connected in the first direction, even if the wire part is subjected to force perpendicular to the extending direction of the wire part, the first fixing piece and the second fixing piece are still tightly connected, the splitting phenomenon is avoided, the protection effect of the fixing pieces on the wire part can be improved, and the service life of the wire part is prolonged. And the connection stability and reliability of the female end connector are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of connectors, in particular to a female connector. BACKGROUND

[0002] In the design and manufacture of electronic devices, connectors play a crucial role. They not only need to provide reliable electrical connections, but also need to meet the requirements of device miniaturization and high performance. With the advancement of technology, the market has higher expectations for the performance and efficiency of connectors.

[0003] In existing designs, the tail cover is assembled in a direction perpendicular to the extension direction of the wire part of the terminal assembly. Although this assembly method simplifies the manufacturing and assembly process to some extent, it exposes some defects in actual application. Due to the insufficient strength of the tail cover, when the connector is subjected to external mechanical stress or impact, the tail cover is easy to collapse. This condition not only may cause the connector to lose the waterproof function, but also may affect the stability of the electrical connection, thereby affecting the normal operation of the device. CONTENT OF THE UTILITY MODEL

[0004] The purpose of the present application is to provide a female connector that can solve the technical problems of insufficient strength of the tail cover of the current female connector, easy to collapse when the connector is subjected to external mechanical stress or impact, easy to cause the connector to lose the waterproof function, and low stability of the electrical connection.

[0005] In order to solve the above problems, the present application provides a female connector, which includes a first direction, a second direction and a third direction intersecting with each other, the female connector comprising: a first shell having a mating end and a tail end in the first direction, the first shell being provided with a receiving cavity penetrating the mating end and the tail end; a second shell having a front end and a rear end in the first direction, the second shell being provided with a receiving part penetrating the front end and the rear end, the rear end extending into the receiving cavity from the mating end; a terminal assembly comprising a terminal part and a wire part connected in the first direction, the terminal part extending into the receiving part from the rear end, and the wire part partially extending into the receiving part; and a fixing member provided at the tail end of the first shell, the fixing member comprising a first fixing member and a second fixing member connected, the second fixing member being located on the side of the first fixing member close to the first shell in the first direction, the first fixing member being annularly arranged on both sides of the wire part in the second direction and one side of the wire part in the third direction, and the second fixing member being annularly arranged on both sides of the wire part in the second direction and the other side of the wire part in the third direction.

[0006] The fixing member of the application comprises a first fixing member and a second fixing member connected with each other, the second fixing member is located on the side of the first fixing member close to the first shell in the first direction, the first fixing member is arranged around both sides of the wire part in the second direction and one side of the wire part in the third direction, the second fixing member is arranged around both sides of the wire part in the second direction and the other side of the wire part in the third direction, the wire part in the second direction is limited by the first fixing member, the wire part in the second direction is limited by the second fixing member, and the wire part in the third direction is limited by the first fixing member and the second fixing member cooperating with each other. Compared with the prior art in which the tail cover is connected along the direction perpendicular to the extension direction of the wire part, the first fixing member and the second fixing member of the application are connected along the first direction. Even if the wire part is subjected to a force perpendicular to its extension direction, the first fixing member and the second fixing member are still connected tightly and do not split, thereby improving the protection effect of the fixing member on the wire part and improving the connection stability and reliability of the female connector. BRIEF DESCRIPTION OF DRAWINGS

[0007] In order to more clearly illustrate the technical solutions in the embodiments of the application, the drawings needed to be used in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0008] In order to more completely understand the application and its beneficial effects, the following will be described in conjunction with the drawings, wherein the same reference numerals in the following description represent the same parts.

[0009] Figure 1 is a structural schematic diagram of the female connector of the embodiment of the application;

[0010] Figure 2 is an exploded structural schematic diagram of the female connector of the embodiment of the application;

[0011] Figure 3 is a cross-sectional schematic diagram of the female connector of the embodiment of the application;

[0012] Figure 4 is a structural schematic diagram of the first fixing member of the female connector of the embodiment of the application;

[0013] Figure 5 is a structural schematic diagram of the second fixing member of the female connector of the embodiment of the application.

[0014] Explanation of reference numerals:

[0015] 100, female connector;

[0016] M, first direction; N, second direction; P, third direction;

[0017] 1. First housing; 2. Second housing; 3. Terminal assembly; 4. Fixing member; 5. First seal; 6. Second seal;

[0018] 11. Mating end; 12. Tail end; 13. Receiving cavity; 14. Fourth locking part; 15. Second stop part; 16. First locking part;

[0019] 21. Front end; 22. Rear end; 23. Reception section; 24. Third locking section; 25. First stop section; 26. Sixth locking section; 27. Step section;

[0020] 31. Terminal section; 32. Wire section; 33. Fifth snap-fit ​​section;

[0021] 41. First fastener; 42. Second fastener;

[0022] 411. First fixing part; 412. First limiting part; 413. First positioning part; 414. Second locking part;

[0023] 421. Second fixing part; 422. Second limiting part; 423. Second positioning part. Detailed Implementation

[0024] The preferred embodiments of this application are described in detail below with reference to the accompanying drawings to fully introduce the technical content of this application to those skilled in the art, to demonstrate that this application can be implemented, and to make the disclosed technical content of this application clearer, so that those skilled in the art can more easily understand how to implement this application. However, this application can be embodied in many different forms of embodiments, and the protection scope of this application is not limited to the embodiments mentioned herein. The description of the embodiments below is not intended to limit the scope of this application.

[0025] The directional terms used in this application, such as "up", "down", "front", "back", "left", "right", "inside", "outside", and "side", are only for the directions shown in the accompanying drawings. The directional terms used herein are for the purpose of explaining and illustrating this application, and not for limiting the scope of protection of this application.

[0026] In the accompanying drawings, components with the same structure are indicated by the same numerical designation, and components with similar structures or functions are indicated by similar numerical designations. Furthermore, for ease of understanding and description, the dimensions and thicknesses of each component shown in the drawings are arbitrary, and this application does not limit the dimensions and thicknesses of each component.

[0027] Please see Figures 1-5This embodiment provides a female connector 100. The female connector 100 includes a first direction M, a second direction N, and a third direction P that intersect each other. In this embodiment, the first direction M, the second direction N, and the third direction P are perpendicular to each other. The perpendicularity of the first direction M, the second direction N, and the third direction P can be understood as the included angle between each pair of the first direction M, the second direction N, and the third direction P being 80° to 90°, which is not limited here.

[0028] Please see Figures 1-3 The female connector 100 includes: a first housing 1, a second housing 2, a terminal assembly 3, a fixing member 4, a first seal member 5, and a second seal member 6.

[0029] Please see Figure 2 The first housing 1 has a mating end 11 and a tail end 12 in the first direction M, and the first housing 1 is provided with a receiving cavity 13 that passes through the mating end 11 and the tail end 12.

[0030] Please see Figure 2 and Figure 3 The second housing 2 has a front end 21 and a rear end 22 in the first direction M. The second housing 2 is provided with a receiving part 23 that passes through the front end 21 and the rear end 22. The rear end 22 extends into the receiving cavity 13 from the mating end 11.

[0031] Please see Figure 3 The second housing 2 is provided with a third locking portion 24, and the receiving cavity 13 is provided with a fourth locking portion 14. The third locking portion 24 and the fourth locking portion 14 cooperate with each other to fix the second housing 2 and the first housing 1. In this embodiment, the third locking portion 24 is a locking groove, and the fourth locking portion 14 is a locking protrusion. The locking protrusion is embedded in the locking groove to limit the second housing 2 in the first direction M, thereby fixing the first housing 1 and the second housing 2. In other embodiments, the third locking portion 24 may be a locking protrusion, and the fourth locking portion 14 may be a locking groove.

[0032] Please see Figure 2 and Figure 3 The first sealing element 5 is sleeved on the second housing 2. The second housing 2 has a first stop portion 25, and the receiving cavity 13 has a second stop portion 15. The first stop portion 25 and the second stop portion 15 are respectively located at both ends of the first sealing element 5 in the first direction M. The first stop portion 25 and the second stop portion 15 cooperate with each other to limit the first sealing element 5 in the first direction M. In this embodiment, both the first stop portion 25 and the second stop portion 15 are stop protrusions.

[0033] Please see Figure 2 and Figure 3The terminal assembly 3 includes a connected terminal portion 31 and a wire portion 32 in the first direction M. The terminal portion 31 extends into the receiving portion 23 from the rear end 22, and the wire portion 32 partially extends into the receiving portion 23.

[0034] Please see Figure 3 The terminal assembly 3 is provided with a fifth latching portion 33, and the receiving portion 23 is provided with a sixth latching portion 26. The fifth latching portion 33 and the sixth latching portion 26 cooperate with each other to fix the terminal assembly 3 and the second housing 2. In this embodiment, the fifth latching portion 33 is a protrusion, and the sixth latching portion 26 is an elastic hook. The elastic hook is used to abut against the side of the protrusion near the rear end 22 in the first direction M to prevent the terminal assembly 3 from moving towards the rear end 22 in the first direction M, thereby fixing the terminal assembly 3 and the second housing 2.

[0035] Please see Figure 2 and Figure 3 The second sealing member 6 is disposed within the receiving portion 23 and sleeved on the wire portion 32. The receiving portion 23 is provided with a stepped portion 27, and the stepped portion 27 and the fixing member 4 are respectively located at both ends of the second sealing member 6 in the first direction M. The stepped portion 27 and the fixing member 4 cooperate with each other to limit the second sealing member 6 in the first direction M.

[0036] Please see Figure 2 and Figure 3 A fixing member 4 is disposed at the tail end 12 of the first housing 1. The fixing member 4 includes a first fixing member 41 and a second fixing member 42 connected together. The second fixing member 42 is located on the side of the first fixing member 41 in the first direction M, close to the first housing 1. The first fixing member 41 is arranged around the wire portion 32 on both sides in the second direction N and on one side in the third direction P. The second fixing member 42 is arranged around the wire portion 32 on both sides in the second direction N and on the other side in the third direction P. The first fixing member 41 limits the wire portion 32 in the second direction N, and the second fixing member 42 limits the wire portion 32 in the second direction N. The first fixing member 41 and the second fixing member 42 cooperate to limit the wire portion 32 in the third direction P. Compared to the prior art where the tail cover is connected along the extension direction perpendicular to the wire portion 32, the first fixing member 41 and the second fixing member 42 of this application are connected along the first direction M. Even if the wire portion 32 is subjected to a force perpendicular to its extension direction, the first fixing member 41 and the second fixing member 42 are still tightly connected and will not split. This can improve the protective effect of the fixing member 4 on the wire portion 32 and improve the connection stability and reliability of the female connector 100.

[0037] Please see Figure 2-5The first fixing member 41 includes a first fixing part 411 and two first limiting parts 412, which are connected to both ends of the first fixing part 411 in the second direction N. The second fixing member 42 includes a second fixing part 421 and two second limiting parts 422, which are connected to both ends of the second fixing part 421 in the second direction N. The first fixing part 411 and the second fixing part 421 are respectively located on both sides of the conductor part 32 in the third direction P. The conductor part 32 is limited in the second direction N by the two first limiting parts 412, the conductor part 32 is limited in the second direction N by the two second limiting parts 422, and the conductor part 32 is limited in the third direction P by the cooperation of the first fixing part 411 and the second fixing part 421.

[0038] It is worth noting that the second fixing member 42 being located on the side of the first fixing member 41 closer to the first housing 1 in the first direction M means that the second limiting part 422 is located on the side of the first limiting part 412 closer to the first housing 1 in the first direction M. In the second direction N, the second fixing part 421 is partially located between the two first limiting parts 412, and the first fixing part 411 is partially located between the two second limiting parts 422.

[0039] Please see Figure 3 The surface of the first fixing part 411 away from the first housing 1 in the first direction M is flush with the surface of the second fixing part 421 away from the first housing 1 in the first direction M; the surface of the first fixing part 411 near the first housing 1 in the first direction M is flush with the surface of the second fixing part 421 near the first housing 1 in the first direction M. Thus, in the first direction M, the first fixing member 41 and the second fixing member 42 can clamp wire portions 32 of the same length.

[0040] Please see Figure 4 and Figure 5 The first fixing member 41 is provided with a first positioning part 413, and the second fixing member 42 is provided with a second positioning part 423. The first positioning part 413 and the second positioning part 423 cooperate with each other to fix the first fixing member 41 and the second fixing member 42. In this embodiment, the first positioning part 413 includes two positioning holes respectively provided on the two first limiting parts 412, and the second positioning part 423 includes two positioning posts respectively provided on the two second limiting parts 422.

[0041] Please see Figure 2 and Figure 4The outer wall of the first housing 1 is provided with a first snap-fit ​​portion 16, and the inner wall of the first fixing member 41 is provided with a second snap-fit ​​portion 414. The first snap-fit ​​portion 16 and the second snap-fit ​​portion 414 cooperate with each other to fix the first housing 1 and the first fixing member 41. In this embodiment, the first snap-fit ​​portion 16 is a snap-fit ​​protrusion, and the second snap-fit ​​portion 414 is a snap-fit ​​groove; in other embodiments, the first snap-fit ​​portion 16 may be a snap-fit ​​groove, and the second snap-fit ​​portion 414 may be a snap-fit ​​protrusion.

[0042] This application involves fitting a first sealing member 5 onto the second housing 2, then inserting the rear end 22 of the second housing 2 into the mating end 11 of the first housing 1, and fixing the second housing 2 and the first housing 1 by means of the third snap-fit ​​part 24 and the second snap-fit ​​part 414, and limiting the first sealing member 5 in the first direction M by means of the first stop part 25 and the second stop part 15; then fitting a second sealing member 6 onto the terminal assembly 3, and inserting the terminal part 31 of the terminal assembly 3 into the receiving part 23 of the second housing 2; then assembling the second fixing member 42 and the first fixing member 41 by means of the first positioning part 413 and the second positioning part 423 to form a fixing member 4; fitting the fixing member 4 onto the wire part 32, and fixing the fixing member 4 and the first housing 1 by means of the second snap-fit ​​part 414 and the first snap-fit ​​part 16; and limiting the second sealing member 6 in the first direction M by means of the fixing member 4 and the step part 27.

[0043] The above provides a detailed description of a female connector 100 provided in this application. Specific examples have been used to illustrate the principles and implementation methods of this application. The description of the above embodiments is only for the purpose of helping to understand the core ideas of this application. At the same time, for those skilled in the art, there will be changes in the specific implementation methods and application scope based on the ideas of this application. Therefore, the content of this specification should not be construed as a limitation of this application.

Claims

1. A female connector (100) characterized by, The female connector (100) comprises a first direction (M), a second direction (N) and a third direction (P) intersecting each other, and the female connector (100) comprises: a first shell (1) having a mating end (11) and a tail end (12) in the first direction (M), the first shell (1) being provided with a receiving cavity (13) penetrating through the mating end (11) and the tail end (12); a second shell (2) having a front end (21) and a rear end (22) in the first direction (M), the second shell (2) being provided with a receiving part (23) penetrating through the front end (21) and the rear end (22), the rear end (22) extending into the receiving cavity (13) from the mating end (11); a terminal assembly (3) comprising a terminal part (31) and a wire part (32) connected in the first direction (M), the terminal part (31) extending into the receiving part (23) from the rear end (22), and the wire part (32) partially extending into the receiving part (23); and a fixing member (4) provided at the tail end (12) of the first shell (1), the fixing member (4) comprising a first fixing member (41) and a second fixing member (42) connected, the second fixing member (42) being located on the side of the first fixing member (41) close to the first shell (1) in the first direction (M), the first fixing member (41) being annularly arranged on both sides of the wire part (32) in the second direction (N) and one side of the wire part (32) in the third direction (P), and the second fixing member (42) being annularly arranged on both sides of the wire part (32) in the second direction (N) and the other side of the wire part (32) in the third direction (P).

2. The female connector (100) according to claim 1, characterized in that The first fixing member (41) is provided with a first positioning part (413), and the second fixing member (42) is provided with a second positioning part (423), the first positioning part (413) and the second positioning part (423) being matched with each other to fix the first fixing member (41) and the second fixing member (42).

3. The female connector (100) of claim 2, wherein, An outer wall of the first shell (1) is provided with a first clamping part (16), and an inner wall of the first fixing member (41) is provided with a second clamping part (414), the first clamping part (16) and the second clamping part (414) being matched with each other to fix the first shell (1) and the first fixing member (41).

4. The female connector (100) of claim 2, wherein, The first fixing member (41) comprises a first fixing part (411) and two first limiting parts (412) connected to both ends of the first fixing part (411) in the second direction (N); The second fixing member (42) comprises a second fixing part (421) and two second limiting parts (422) connected to both ends of the second fixing part (421) in the second direction (N); The first fixing part (411) and the second fixing part (421) are respectively located on both sides of the wire part (32) in the third direction (P).

5. The female connector (100) of claim 4, wherein, The first positioning part (413) comprises two positioning holes respectively arranged on the two first limiting parts (412), and the second positioning part (423) comprises two positioning columns respectively arranged on the two second limiting parts (422).

6. The female connector (100) of claim 4, wherein, The surface of the first fixing part (411) on the side away from the first shell (1) in the first direction (M) is flush with the surface of the second fixing part (421) on the side away from the first shell (1) in the first direction (M); The surface of the first fixing part (411) on the side close to the first shell (1) in the first direction (M) is flush with the surface of the second fixing part (421) on the side close to the first shell (1) in the first direction (M).

7. The female connector (100) of claim 1, wherein, The first sealing member (5) is sleeved on the second shell (2); The second shell (2) is provided with a first stop part (25), and the receiving cavity (13) is provided with a second stop part (15), and the first stop part (25) and the second stop part (15) are located at two ends of the first sealing member (5) in the first direction (M).

8. The female connector (100) of claim 1, wherein, The second sealing member (6) is arranged in the receiving part (23) and sleeved on the lead part (32); The receiving part (23) is provided with a step part (27), and the step part (27) and the fixing member (4) are located at two ends of the second sealing member (6) in the first direction (M).

9. The female connector (100) of claim 1, wherein, The second shell (2) is provided with a third clamping part (24), and the receiving cavity (13) is provided with a fourth clamping part (14), and the third clamping part (24) and the fourth clamping part (14) cooperate to fix the second shell (2) and the first shell (1).

10. The female connector (100) of claim 1, wherein, The terminal assembly (3) is provided with a fifth clamping part (33), and the receiving part (23) is provided with a sixth clamping part (26), and the fifth clamping part (33) and the sixth clamping part (26) cooperate to fix the terminal assembly (3) and the second shell (2).

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