Female end connector

Abstract

The utility model relates to a female end connector. The female end connector comprises a main body sheath, at least one terminal assembly and a limiting shell, and the female end connecting part of the limiting shell presses the first limiting part towards the second limiting part. According to the invention, the first limiting part is arranged on the cavity wall of the accommodating cavity in the main body sheath, the second limiting part is arranged on the outer wall of the terminal assembly, and the terminal assembly is locked in the accommodating cavity through mutual cooperation of the first limiting part and the second limiting part. And the female end connecting part of the limiting shell extends into the accommodating cavity to press the first limiting part towards the second limiting part, so that the connection stability of the terminal assembly and the main body sheath is improved through a relatively simple and compact structure, and the waterproof performance is improved. The limiting shell extends into the containing cavity from the matching end of the main body sheath, and the terminal assembly extends into the containing cavity from the wire end of the main body sheath, so that the female end connector can be conveniently assembled on a whole vehicle wire harness, and the high-speed data transmission requirement is met.

Description

TECHNICAL FIELD

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

[0002] With the rapid development of automobile intelligence and networking, the demand for high-speed data transmission of vehicles is increasingly urgent, and the application scenarios of high-speed data transmission such as high-speed waterproof channel Ethernet are increasing. In order to adapt to the demand for high-speed data transmission, the current female connector is usually provided with a force-assisting lever structure, so that the volume of the female connection part is large, which is not convenient for the product to be assembled in the vehicle wire harness and the product layout at the equipment end. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the present application is to provide a female connector which can solve the technical problems of the current female connector that the volume is large, which is not convenient for the product to be assembled in the vehicle wire harness and the product layout at the equipment end.

[0004] In order to solve the above problems, the present application provides a female connector, which includes a first direction and a second direction intersecting each other, and the female connector comprises: a main sheath having a mating end and a wire end in the first direction, at least one accommodation cavity is arranged in the main sheath, each accommodation cavity penetrates through the main sheath along the first direction, and a cavity wall of each accommodation cavity is provided with at least one first limiting part; at least one terminal assembly is arranged one by one corresponding to the accommodation cavity, and each terminal assembly extends into the accommodation cavity from the wire end; an outer wall of each terminal assembly is provided with at least one second limiting part, and the second limiting part is matched with the first limiting part one by one to lock the terminal assembly in the accommodation cavity; a limiting shell is connected to the mating end, and the limiting shell is provided with a female connection part and an assembly connection part in the first direction, the female connection part extends into the accommodation cavity from the mating end, and the female connection part is crimped on one side of the first limiting part away from the second limiting part to press the first limiting part towards the second limiting part.

[0005] The female connector of the present application sets the first limiting part on the cavity wall of the accommodation cavity in the main sheath and sets the second limiting part on the outer wall of the terminal assembly, realizes the locking of the terminal assembly in the accommodation cavity through the mutual cooperation of the first limiting part and the second limiting part, and realizes the pressing of the first limiting part towards the second limiting part through the female connection part of the limiting shell extending into the accommodation cavity, so as to improve the connection stability of the terminal assembly and the main sheath with a relatively simple and compact structure and improve the waterproof performance. The limiting shell of the present application extends into the accommodation cavity from the mating end of the main sheath, and the terminal assembly extends into the accommodation cavity from the wire end of the main sheath, which is convenient for the female connector to be assembled in the vehicle wire harness and meets the demand for high-speed data transmission. BRIEF DESCRIPTION OF DRAWINGS

[0006] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can be obtained based on these drawings without any creative effort.

[0007] Figure 1 is a structural schematic diagram of a female connector of an embodiment of the present application;

[0008] Figure 2 is a first perspective exploded structural schematic diagram of the female connector of the embodiment of the present application;

[0009] Figure 3 is a second perspective exploded structural schematic diagram of the male connector of the embodiment of the present application;

[0010] Figure 4 is a first cross-sectional schematic diagram of the female connector of the embodiment of the present application when not locked;

[0011] Figure 5 is a second cross-sectional schematic diagram of the female connector of the embodiment of the present application when not locked;

[0012] Figure 6 is a first cross-sectional schematic diagram of the female connector of the embodiment of the present application when locked once;

[0013] Figure 7 is a second cross-sectional schematic diagram of the female connector of the embodiment of the present application when locked once;

[0014] Figure 8 is a first cross-sectional schematic diagram of the female connector of the embodiment of the present application when locked twice;

[0015] Figure 9 is a second cross-sectional schematic diagram of the female connector of the embodiment of the present application when locked twice.

[0016] Explanation of reference signs:

[0017] 1, main sheath; 2, terminal assembly; 3, limiting shell; 4, sealing assembly; 5, mating end sealing ring;

[0018] 11, mating end; 12, wire end; 13, accommodating cavity; 14, first limiting part; 15, connecting piece; 16, accommodating gap;

[0019] 111, first clasp; 112, second clasp; 113, mounting step;

[0020] 121, connecting protrusion;

[0021] 21, second limiting part; 22, terminal; 23, wire;

[0022] 31, female end connecting part; 32, assembly connecting part; 33, limiting protrusion;

[0023] 311, first clamping groove; 312, second clamping groove;

[0024] 41, wire end sealing ring; 42, sealing cover;

[0025] 411, body part; 412, protruding part; 413, first through hole; 414, sealing protrusion;

[0026] 421, second through hole; 422, connecting clamping groove. DETAILED DESCRIPTION

[0027] The preferred embodiments of the present application will be described in detail below with reference to the accompanying drawings, to give a full understanding of the technical content of the present application to those skilled in the art, to demonstrate by way of example that the present application can be implemented, to make the technical content disclosed by the present application more clear, and to make it easier for those skilled in the art to understand how to implement the present application. However, the present application can be embodied in many different forms of embodiments, and the scope of protection of the present application is not limited to the embodiments mentioned herein, and the description of the following embodiments is not intended to limit the scope of the present application.

[0028] The direction terms mentioned in the present application, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", etc., are only the directions in the drawings, and the direction terms used herein are used to explain and describe the present application, and are not used to limit the scope of protection of the present application.

[0029] In the drawings, components of the same structure are denoted by the same reference numerals, and components having similar structures or functions are denoted by similar reference numerals. In addition, in order to facilitate understanding and description, the size and thickness of each component shown in the drawings are arbitrarily shown, and the present application does not limit the size and thickness of each component.

[0030] Referring to Figures 1-9 , the present embodiment provides a female end connector. The female end connector includes intersecting first, second and third directions M, N and P. In the present embodiment, the first, second and third directions M, N and P are perpendicular to each other, and in other embodiments, the first, second and third directions M, N and P can also be non-perpendicular.

[0031] Referring to Figure 1 , the female end connector includes a main sheath 1, at least one terminal assembly 2 and a limiting housing 3.

[0032] Referring to Figures 2-4The main body sheath 1 has a mating end 11 and a wire end 12 in the first direction M. The mating end 11 refers to the end of the main body sheath 1 close to the male connector, and the wire end 12 refers to the end of the main body sheath 1 away from the male connector for accommodating the terminal assembly 2 to pass through.

[0033] Referring to Figure 2 The main body sheath 1 is provided with at least one accommodation cavity 13, and each accommodation cavity 13 extends through the main body sheath 1 along the first direction M. In this embodiment, the main body sheath 1 is provided with two rows of accommodation cavities 13 arranged along the second direction N, and each row has three accommodation cavities 13 arranged along the third direction P, that is, the main body sheath 1 is provided with six accommodation cavities 13.

[0034] Referring to Figure 5 , Figure 7 and Figure 9 The cavity wall of each accommodation cavity 13 is provided with at least one first limiting part 14. In this embodiment, the first limiting part 14 includes an elastic hook.

[0035] Referring to Figures 2-9 The terminal assembly 2 is arranged one-to-one with the accommodation cavity 13. Each terminal assembly 2 extends into the accommodation cavity 13 from the wire end 12. In other words, each terminal assembly 2 extends into one of the six accommodation cavities 13 from the wire end 12.

[0036] Referring to Figures 2-9 The outer wall of each terminal assembly 2 is provided with at least one second limiting part 21. The second limiting part 21 cooperates with the first limiting part 14 to lock the terminal assembly 2 in the accommodation cavity 13. In this embodiment, the second limiting part 21 includes a limiting step, and the first limiting part 14 abuts against one side of the limiting step close to the wire end 12 to block the terminal assembly 2 from moving away from the mating end 11.

[0037] Referring to Figures 1-9 The limiting shell 3 is connected to the mating end 11. The limiting shell 3 is provided with a female connecting part 31 and an assembly connecting part 32 in the first direction M. The female connecting part 31 extends into the accommodation cavity 13 from the mating end 11, and the female connecting part 31 is pressed against one side of the first limiting part 14 away from the second limiting part 21 to press the first limiting part 14 towards the second limiting part 21. Specifically, the female connecting part 31 is pressed against one side of the first limiting part 14 in the third direction P away from the second limiting part 21, thereby improving the connection stability of the terminal assembly 2 and the main body sheath 1.

[0038] Referring to Figures 2-9The inner side of the female end 11 is provided with first buckles 111 and second buckles 112 arranged at intervals along the first direction M. The outer side of the female end connecting portion 31 is provided with first clamping grooves 311 and second clamping grooves 312 arranged at intervals along the first direction M. The interval of the first clamping grooves 311 and the second clamping grooves 312 is equal to the interval of the first buckles 111 and the second buckles 112.

[0039] Referring to Figures 6-7 , the second buckles 112 correspondingly clamp the first clamping grooves 311 to lock the limiting shell 3 and the main sheath 1 at one time.

[0040] Referring to Figures 6-7 , the first limiting portion 14 and the inner side wall of the main sheath 1 are provided with a receiving gap 16. When the second buckles 112 correspondingly clamp the first clamping grooves 311, the female end connecting portion 31 is arranged outside the receiving gap 16. That is, when the limiting shell 3 and the main sheath 1 are locked at one time, the female end connecting portion 31 of the limiting shell 3 does not extend into the receiving gap 16, and at this time, the limiting shell 3 is not pressed to the side of the first limiting portion 14 away from the second limiting portion 21, so that the terminal assembly 2 is convenient to extend into the receiving cavity 13 from the wire end 12.

[0041] Referring to Figures 8-9 , the first buckles 111 correspondingly clamp the first clamping grooves 311, and the second buckles 112 correspondingly clamp the second clamping grooves 312 to lock the limiting shell 3 and the main sheath 1 at two times.

[0042] Referring to Figures 8-9 , when the first buckles 111 correspondingly clamp the first clamping grooves 311 and the second buckles 112 correspondingly clamp the second clamping grooves 312, the female end connecting portion 31 extends into the receiving gap 16 to press the first limiting portion 14 towards the second limiting portion 21. By extending the female end connecting portion 31 of the limiting shell 3 into the receiving cavity 13 to press the first limiting portion 14 towards the second limiting portion 21, the connection stability of the terminal assembly 2 and the main sheath 1 is improved with relatively simple and compact structure, and the waterproof performance is improved.

[0043] Referring to Figures 4-9 , in the embodiment, the first buckles 111 have a gap between the center axis in the first direction M and the center axis of the second buckles 112 in the first direction M. In the second direction N, the width of the first clamping groove 311 is greater than or equal to the maximum distance between the outer edge of the first buckle 111 and the outer edge of the second buckle 112, and the width of the second clamping groove 312 is greater than or equal to the width of the second buckle 112. Specifically, the first buckles 111 and the second buckles 112 are arranged parallel to each other, the width of the first clamping groove 311 in the second direction N is equal to the width of the outer side edge of the first buckles 111 and the second buckles 112, and the width of the second clamping groove 312 in the second direction N is equal to the width of the second buckles 112 in the second direction N.

[0044] In other embodiments, the central axis of the first clasp 111 in the first direction M coincides with the central axis of the second clasp 112 in the first direction M; the central axis of the first clamping groove 311 in the first direction M coincides with the central axis of the second clamping groove 312 in the first direction M; in the second direction N, the width of the first clamping groove 311 is greater than or equal to the width of the first clasp 111 and the width of the second clasp 112, and the width of the second clamping groove 312 is greater than or equal to the width of the second clasp 112. That is, the first clasp 111 and the second clasp 112 are correspondingly arranged on a straight line along the first direction M, the first clamping groove 311 and the second clamping groove 312 are correspondingly arranged on a straight line along the first direction M, the widths of the first clasp 111 and the second clasp 112 in the second direction N are the same, the width of the first clamping groove 311 in the second direction N is equal to the width of the first clasp 111 in the second direction N, and the width of the second clamping groove 312 in the second direction N is equal to the width of the second clasp 112 in the second direction N.

[0045] Please refer to Figures 8-9 The mating end 11 is provided with a mounting step 113; the female end connector further comprises a mating end sealing ring 5, and the mating end sealing ring 5 is sleeved on the mounting step 113.

[0046] Please refer to Figures 8-9 The outer wall of the limiting shell 3 is provided with a limiting protrusion 33, the limiting protrusion 33 abuts against the mounting step 113, and the limiting protrusion 33 is located between the female end connecting part 31 and the assembly connecting part 32. The abutment of the limiting protrusion 33 against the mounting step 113 can limit the limiting shell 3 in the first direction M.

[0047] Please refer to Figures 2-3 , Figure 5 , Figure 7 and Figure 9 Each terminal assembly 2 comprises a terminal 22 and a wire 23, the terminal 22 is arranged in the receiving cavity 13, and the wire 23 is electrically connected to the side of the terminal 22 away from the limiting shell 3 and extends out of the receiving cavity 13. Specifically, the second limiting part 21 is arranged on the outer wall of the terminal 22.

[0048] Please refer to Figures 1-9 The female end connector further comprises a sealing assembly 4. The sealing assembly 4 is connected to the wire end 12 and sealingly connected to the terminal assembly 2 to seal the terminal assembly 2 in the main body sheath 1.

[0049] Please refer to Figures 2-9The sealing assembly 4 comprises a wire end sealing ring 41 and a sealing cover 42. The wire end sealing ring 41 comprises a body portion 411 and a protruding portion 412 protruding away from one end of the body portion 411 away from the limiting shell 3. The wire end sealing ring 41 is provided with a first through hole 413 penetrating through the body portion 411 and the protruding portion 412 in the first direction M, and the first through hole 413 is used for allowing the terminal assembly 2 to pass through; the sealing cover 42 is provided with a second through hole 421 penetrating in the first direction M, and the second through hole 421 is used for allowing the protruding portion 412 to pass through.

[0050] Please refer to Figure 2 and Figure 3 The outer peripheral surface of the body portion 411 is provided with a sealing convex rib 414, and the sealing convex rib 414 is in sealing abutment with the inner side wall of the wire end 12, so that the sealing performance of the wire end sealing ring 41 can be improved.

[0051] Please refer to Figure 3 The outer side of the wire end 12 is provided with a connecting protrusion 121, and the sealing cover 42 is provided with a connecting clamping groove 422 corresponding to the connecting protrusion 121. The connecting clamping groove 422 and the connecting protrusion 121 are matched to realize the connection of the sealing cover 42 and the main sheath 1.

[0052] Please refer to Figures 1-3 The outer side of the mating end 11 is also provided with a connecting piece 15, which is used for cooperating with the connecting structure on the male connector to fix the male connector and the female connector.

[0053] The limiting shell 3 of the female connector of the application is inserted into the accommodation cavity 13 from the mating end 11 of the main sheath 1, and the first clamping groove 311 on the limiting shell 3 is correspondingly clamped with the second clamping buckle 112 on the main sheath 1 to realize the one-time locking of the limiting shell 3 and the main sheath 1; the terminal assembly 2 is inserted into the accommodation cavity 13 from the wire end 12 of the main sheath 1 through the sealing cover 42 and the wire end sealing ring 41, and the second limiting portion 21 on the terminal assembly 2 is matched with the first limiting portion 14 on the main sheath 1 to one-time lock the terminal assembly 2 in the accommodation cavity 13; then the limiting shell 3 is moved towards the terminal assembly 2, so that the first clamping buckle 111 is correspondingly clamped with the first clamping groove 311, and the second clamping buckle 112 is correspondingly clamped with the second clamping groove 312, so as to realize the two-time locking of the limiting shell 3 and the main sheath 1, at this time, the female connecting portion 31 of the limiting shell 3 is pressed on the side of the first limiting portion 14 away from the second limiting portion 21 to press the first limiting portion 14 towards the second limiting portion 21 to realize the two-time locking of the terminal assembly 2 and the main sheath 1; then the terminal assembly 2 is connected to the wire end 12 of the main sheath 1 through the corresponding clamping of the connecting clamping groove 422 and the connecting protrusion 121.

[0054] The female connector of the application realizes locking the terminal assembly 2 in the accommodating cavity 13 through the first limiting part 14 and the second limiting part 21, and realizes pressing the first limiting part 14 towards the second limiting part 21 through the female end connecting part 31 of the limiting shell 3 extending into the accommodating cavity 13, so as to improve the connection stability and the waterproof performance with relatively simple and compact structure. Moreover, the limiting shell 3 of the application extends into the accommodating cavity 13 from the opposite end 11 of the main body sheath 1, and the terminal assembly 2 extends into the accommodating cavity 13 from the wire end 12 of the main body sheath 1, so as to facilitate the assembly of the female connector in the whole vehicle wire harness and meet the high-speed data transmission demand.

[0055] The above describes in detail the female connector provided by the application, and the principle and implementation mode of the application are described by applying specific examples; the above description of the examples is only used to help understand the core idea of the application; meanwhile, according to the idea of the application, the specific implementation mode and application range will be changed by the person skilled in the art, and the above description of the specification should not be understood as the limitation of the application.

Claims

1. A female connector characterized by comprising: The female connector comprises a first direction (M) and a second direction (N) intersecting each other, and the female connector comprises: a main sheath (1) having a mating end (11) and a wire end (12) in the first direction (M), at least one receiving cavity (13) being arranged in the main sheath (1), each receiving cavity (13) extending through the main sheath (1) along the first direction (M), and a cavity wall of each receiving cavity (13) being provided with at least one first limiting part (14); at least one terminal assembly (2) corresponding to the receiving cavities (13), each terminal assembly (2) extending into the receiving cavity (13) from the wire end (12), and an outer wall of each terminal assembly (2) being provided with at least one second limiting part (21) matched with the first limiting part (14) to lock the terminal assembly (2) in the receiving cavity (13); a limiting shell (3) connected to the mating end (11), the limiting shell (3) being provided with a female connecting part (31) and a fitting connecting part (32) in the first direction (M), the female connecting part (31) extending into the receiving cavity (13) from the mating end (11), and the female connecting part (31) being crimped on a side of the first limiting part (14) away from the second limiting part (21) to press the first limiting part (14) towards the second limiting part (21).

2. The female connector of claim 1, wherein an inner side of the mating end (11) is provided with a first buckle (111) and a second buckle (112) arranged at intervals along the first direction (M), and an outer side of the female connecting part (31) is provided with a first clamping groove (311) and a second clamping groove (312) arranged at intervals along the first direction (M); a distance between the first clamping groove (311) and the second clamping groove (312) is equal to a distance between the first buckle (111) and the second buckle (112); the second buckle (112) is correspondingly clamped with the first clamping groove (311) to lock the limiting shell (3) and the main sheath (1) once; the first buckle (111) is correspondingly clamped with the first clamping groove (311), and the second buckle (112) is correspondingly clamped with the second clamping groove (312) to lock the limiting shell (3) and the main sheath (1) twice.

3. The female connector of claim 2, wherein a receiving gap (16) is arranged between the first limiting part (14) and an inner side wall of the main sheath (1); when the second buckle (112) is correspondingly clamped with the first clamping groove (311), the female connecting part (31) is arranged outside the receiving gap (16); when the first buckle (111) is correspondingly clamped with the first clamping groove (311) and the second buckle (112) is correspondingly clamped with the second clamping groove (312), the female connecting part (31) extends into the receiving gap (16) to press the first limiting part (14) towards the second limiting part (21).

4. The female connector of claim 1, wherein the mating end (11) is provided with a mounting step (113). The female connector further comprises a counter-sealing ring (5) sleeved on the mounting step (113).

5. The female connector of claim 4, wherein The outer wall of the limiting shell (3) is provided with a limiting protrusion (33) abutting against the mounting step (113), and the limiting protrusion (33) is located between the female connecting part (31) and the assembly connecting part (32).

6. The female connector of claim 2, wherein The center axis of the first buckle (111) in the first direction (M) is spaced apart from the center axis of the second buckle (112) in the first direction (M); In the second direction (N), the width of the first clamping groove (311) is greater than or equal to the maximum distance between the outer edges of the first buckle (111) and the second buckle (112), and the width of the second clamping groove (312) is greater than or equal to the width of the second buckle (112).

7. The female connector of claim 2, wherein The center axis of the first buckle (111) in the first direction (M) coincides with the center axis of the second buckle (112) in the first direction (M); The center axis of the first clamping groove (311) in the first direction (M) coincides with the center axis of the second clamping groove (312) in the first direction (M); In the second direction (N), the width of the first clamping groove (311) is greater than or equal to the width of the first buckle (111) and the width of the second buckle (112), and the width of the second clamping groove (312) is greater than or equal to the width of the second buckle (112).

8. The female connector of claim 1, wherein The first limiting part (14) comprises an elastic clamping hook, and the second limiting part (21) comprises a limiting step, and the first limiting part (14) abuts against one side of the second limiting part (21) close to the wire end (12) to block the terminal assembly (2) from moving away from the counter end (11).

9. The female connector of claim 1, wherein, Each terminal assembly (2) comprises a terminal (22) arranged in the accommodation cavity (13) and a wire (23) electrically connected to one side of the terminal (22) away from the limiting shell (3) and extending out of the accommodation cavity (13), and the second limiting part (21) is arranged on the outer wall of the terminal (22).

10. The female connector of claim 1, wherein, The female connector further comprises: A sealing assembly (4) connected to the wire end (12) and sealingly connected with the terminal assembly (2) to seal the terminal assembly (2) in the main body sheath (1); The sealing assembly (4) comprises: A wire end sealing ring (41) comprising a body part (411) and a protruding part (412), the protruding part (412) protruding from one end of the body part (411) away from the limiting shell (3), the wire end sealing ring (41) being provided with a first through hole (413) penetrating the body part (411) and the protruding part (412) in the first direction (M), the first through hole (413) being used to allow the terminal assembly (2) to pass through; The sealing cover (42) is provided with a second through hole (421) penetrating along the first direction (M), and the second through hole (421) is used for allowing the convex part (412) to pass through.

11. The female connector of claim 10, wherein, The outer side of the wire end (12) is provided with a connecting convex block (121), and the sealing cover (42) is provided with a connecting clamping groove (422) corresponding to the connecting convex block (121).

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