Waterproof connector

Abstract

The waterproof connector comprises a male terminal and a female terminal, the male terminal is matched with the female terminal in an inserted mode, and the waterproof connector further comprises a locking ring, and the locking ring is matched with the male terminal and the female terminal in a screwed mode. The first clamping groove and the second clamping groove are arranged at the lower end of the male terminal; the elastic piece is arranged in the second clamping groove; the hook and the first sliding block are arranged on the inner side of the locking ring, the hook is clamped and matched with the first clamping groove, and the first sliding block is clamped in the second clamping groove and elastically matched with the elastic piece in the second clamping groove; the guide groove is arranged at the upper end of the female terminal; according to the utility model, the locking ring is arranged between the male terminal and the female terminal, the hook on the locking ring and the first sliding block are respectively clamped and matched with the first clamping groove and the second clamping groove of the male terminal and the female terminal, and the second sliding block is clamped and matched with the guiding groove. The connection firmness between the male terminal and the female terminal is increased, and the elastic piece in the second clamping groove is matched, so that the self-locking reset function after wiring is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a waterproof connector. Background Art

[0002] A connector with a simple structure usually includes a contact on the input side and a housing, and an electrical conductor is connected to the contact inside the housing. When wiring, the existing electrical connector needs to plug and match the male terminal with the female terminal, but the connection strength of the male terminal and the female terminal in the existing connector is not high after plugging, and does not have a self-locking function. Summary of the invention

[0003] In order to solve the technical defects in the prior art, the utility model provides a waterproof connector.

[0004] The technical solution adopted by the utility model is: a waterproof connector, including a male terminal and a female terminal, the male terminal and the female terminal are plugged and matched, and also includes:

[0005] A locking ring, wherein the locking ring is screwed together with the male terminal and the female terminal;

[0006] A first card slot and a second card slot, wherein the first card slot and the second card slot are arranged at the lower end of the male terminal;

[0007] An elastic member, wherein the elastic member is arranged in the second slot;

[0008] A hook and a first slider, wherein the hook and the first slider are arranged on the inner side of the lock ring, the hook is engaged with the first slot, and the first slider is engaged with the second slot and elastically engaged with the elastic member in the second slot;

[0009] A guide groove, wherein the guide groove is arranged at the upper end of the female terminal;

[0010] The second slider is arranged on the inner side of the locking ring, and the second slider is limitedly matched with the guide groove.

[0011] A limit block is provided in the guide groove, the guide groove on the female terminal cooperates with the second slider on the lock ring, the first slider squeezes the elastic member in the second slot until the wiring is completed, the elastic member is reset and the second slider cooperates with the limit block.

[0012] The second sliding block is a triangular sliding block.

[0013] The hook is provided with an inclined surface structure, and the hook is fixedly connected with the first slot through the matching of the inclined surfaces.

[0014] A limiting tooth is also provided in the second clamping groove, and the limiting tooth is in limiting cooperation with the elastic member.

[0015] The first slider is slidably matched with the second slot, and the elastic member in the second slot includes a wiring position that is elastically matched with the first slider for compression deformation, and a wiring completion position after elastic reset.

[0016] The elastic member is a spring.

[0017] The beneficial effects of the utility model are as follows: the utility model provides a waterproof connector, including a male terminal and a female terminal, the male terminal and the female terminal are plug-in matched, and also include a locking ring, the locking ring is screwed and matched with the male terminal and the female terminal; the first card slot and the second card slot are arranged at the lower end of the male terminal; the elastic member is arranged in the second card slot; the hook and the first slider are arranged on the inner side of the locking ring, the hook is snap-fitted with the first card slot, the first slider is snap-fitted in the second card slot and elastically matched with the elastic member in the second card slot; the guide groove is arranged at the upper end of the female terminal; the second slider is arranged on the inner side of the locking ring, and the second slider is limitedly matched with the guide groove. The utility model increases the connection firmness between the male terminal and the female terminal by arranging a locking ring between the male terminal and the female terminal, and the hook on the locking ring and the first slider and the second slider are snap-fitted with the first card slot and the second card slot of the male terminal and the female terminal and the guide groove respectively, and cooperates with the elastic member in the second card slot to realize the self-locking and resetting function after wiring. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the waterproof connector of the utility model.

[0019] Figure 2 The utility model is a schematic diagram of the connection structure of the male terminal and the female terminal of the waterproof connector.

[0020] Figure 3 This is a schematic diagram of the locking ring structure of the waterproof connector of the utility model.

[0021] Among them, 1-male terminal, 2-female terminal, 3-locking ring, 4-elastic member, 11-first card slot, 12-second card slot, 13-limiting tooth, 21-guide slot, 22-limiting block, 31-hook, 32-first slider, 33-second slider. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The waterproof connector includes a male terminal 1 and a female terminal 2, which are plug-in compatible with each other, and a locking ring 3, which is screw-connected with the male terminal 1 and the female terminal 2; a first card slot 11 and a second card slot 12, which are arranged at the lower end of the male terminal 1; an elastic member 4, which is a spring. The elastic member 4 is arranged in the second card slot 12; a hook 31 and a first slider 32, which are arranged on the inner side of the locking ring 3, and the hook 31 is engaged with the first card slot 11, and a slope structure is provided on the hook 31, and the hook 31 is engaged and fixed with the first card slot 11 after the slope is engaged. The first slider 32 is engaged in the second card slot 12 and elastically cooperates with the elastic member 4 in the second card slot 12; a guide slot 21, which is arranged at the upper end of the female terminal 2; a second slider 33, which is a triangular slider. The second slider 33 is arranged on the inner side of the locking ring 3, and the second slider 33 is limitedly matched with the guide groove 21. A limit block 22 is arranged in the guide groove 21, and the guide groove 21 on the female terminal 2 is matched with the second slider 33 on the locking ring 3. The first slider 32 squeezes the elastic member 4 in the second card slot until the wiring is completed, and the elastic member 4 is reset while the second slider 33 is limitedly matched with the limit block 22. When the plug wiring is performed, the hook and the first slider on the locking ring are aligned and inserted into the position, and the hook enters the first card slot through the inclined surface to be fixed, the first slider contacts the spring, the spring is deformed, the guide groove on the female terminal collides with the second slider on the locking ring, and the first slider squeezes the spring to cause a greater deformation until the wiring is completed, the second slider is reset, the spring is reset, and the wiring is completed. The utility model increases the connection firmness between the male terminal and the female terminal by arranging a locking ring between the male terminal and the female terminal, and the hook on the locking ring and the first slider and the second slider are respectively engaged with the first and second slots and the guide slots of the male terminal and the female terminal, thereby cooperating with the elastic member in the second slot to realize the self-locking and resetting function after wiring.

[0024] A limiting tooth 13 is further provided in the second clamping groove 12 , and the limiting tooth 13 is in limiting cooperation with the elastic member 4 .

[0025] The first slider 32 is slidably engaged with the second slot 12 , and the elastic member 4 in the second slot includes a wiring position elastically engaged with the first slider 32 for compression deformation, and a wiring completion position after elastic reset.

[0026] Technical personnel should note: Although the utility model has been described according to the above specific implementation methods, the utility model concept is not limited to this utility model. Any modification using the utility model concept will be included in the scope of protection of this patent.

[0027] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A waterproof connector, comprising a male terminal (1) and a female terminal (2), wherein the male terminal (1) and the female terminal (2) are plug-fitted and matched, and characterized in that: Also includes: A locking ring (3), wherein the locking ring (3) is screwed together with the male terminal (1) and the female terminal (2); A first card slot (11) and a second card slot (12), wherein the first card slot (11) and the second card slot (12) are arranged at the lower end of the male terminal (1); An elastic member (4), wherein the elastic member (4) is arranged in the second clamping groove (12); A hook (31) and a first slider (32), wherein the hook (31) and the first slider (32) are arranged on the inner side of the lock ring (3), the hook (31) is engaged with the first slot (11), and the first slider (32) is engaged with the second slot (12) and elastically engaged with the elastic member (4) in the second slot (12); A guide groove (21), wherein the guide groove (21) is arranged at the upper end of the female terminal (2); A second sliding block (33), wherein the second sliding block (33) is arranged on the inner side of the locking ring (3), and the second sliding block (33) is in position-limiting cooperation with the guide groove (21).

2. The waterproof connector according to claim 1, characterized in that: A limit block (22) is provided in the guide groove (21), the guide groove (21) on the female terminal (2) cooperates with the second slider (33) on the locking ring (3), the first slider (32) squeezes the elastic member (4) in the second slot until the wiring is completed, the elastic member (4) is reset and the second slider (33) cooperates with the limit block (22) in a limited manner.

3. The waterproof connector according to claim 2, characterized in that: The second sliding block (33) is a triangular sliding block.

4. The waterproof connector according to claim 1, characterized in that: The hook (31) is provided with an inclined surface structure, and the hook (31) and the first clamping slot (11) are clamped and fixed after the inclined surfaces cooperate.

5. The waterproof connector according to claim 1, characterized in that: A limiting tooth (13) is also provided in the second clamping groove (12), and the limiting tooth (13) is in limiting cooperation with the elastic member (4).

6. The waterproof connector according to claim 1, characterized in that: The first slider (32) and the second slot (12) are slidably engaged with each other, and the elastic member (4) in the second slot comprises a wiring position that is elastically engaged with the first slider (32) to undergo compression deformation, and a wiring completion position after elastic reset.

7. The waterproof connector according to claim 6, characterized in that: The elastic member (4) is a spring.

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