CN216120950U

CN216120950U - Waterproof wire harness

Info

Publication number: CN216120950U
Application number: CN202122366220.4U
Authority: CN
Inventors: 吴顺
Original assignee: Shenzhen Xinglin Technology Co ltd
Current assignee: Shenzhen Xinglin Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-22
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a waterproof wire harness which comprises a connector and a plug-in wire harness, wherein a connecting base is fixedly connected to one side of the connector, a plug-in groove is formed in the center of one side, away from the connector, of the connecting base, a plurality of power connecting grooves are formed in the inner side wall of the plug-in groove, a second clamping ring is fixedly connected to one side, away from the connector, of the connecting base, and a first clamping groove is formed in one side, close to the second clamping ring, of the connecting base. According to the utility model, the first clamping ring and the second clamping ring are respectively inserted into the first clamping groove and the second clamping groove, so that two waterproof sealing layers are formed, rainwater is prevented from permeating into a joint, and the connection safety is improved; the inclined plane corresponding to the limiting rod is arranged in the limiting clamping groove, so that the connection tightness of the plug connector and the connecting base is improved conveniently; sealing ring gaskets are arranged in the first clamping groove and the second clamping groove, so that the sealing performance is improved conveniently; and through first water drainage tank and second water drainage tank, can discharge the rainwater that infiltrates in first draw-in groove and the second draw-in groove.

Description

Waterproof wire harness

Technical Field

The utility model relates to the technical field of wire harnesses, in particular to a waterproof wire harness.

Background

The wiring harness is a wiring part for connecting each electrical device in a circuit, and the wiring harness needs to be electrified during working, so that the wiring harness is prevented from contacting conductive objects such as water, and the wiring harness is easily burnt out, and the whole equipment can be burnt out in severe cases. The published Chinese patent CN207868552U discloses a waterproof connection wire harness, which enables a plug to be stably inserted into a limit cavity through a limit inserting plate, improves the contact stability of a connecting wire and a connector, and improves the sealing performance of the plug in the limit cavity through the mutual matching of a limit block and a rectangular limit groove, thereby avoiding rainwater from entering a connecting pipeline and improving the use safety of a circuit.

In use, the above invention is found to have the following disadvantages: firstly, rainwater can infiltrate from gaps between the plug and the limiting cavity, so that the safety of a circuit is affected; secondly, the plug and the limiting base are not connected stably and are easy to shake; therefore, it is desirable to provide a waterproof wire harness to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that rainwater can enter from the gap between the plug and the limiting cavity, thereby affecting the safety of a circuit; the plug and the limiting base are not connected stably and are easy to shake.

In order to solve the technical problems, the utility model adopts a technical scheme that: the waterproof wire harness comprises a connector and an inserting wire harness, wherein a connecting base is fixedly connected to one side of the connector, an inserting groove is formed in the center of one side, away from the connector, of the connecting base, a plurality of electricity receiving grooves are formed in the inner side wall of the inserting groove, a second clamping ring is fixedly connected to one side, away from the connector, of the connecting base, a first clamping groove is formed in one side, close to the second clamping ring, of the connecting base, a first water drainage groove is formed in the bottom of the first clamping groove, and a limiting fixing block is fixedly connected to the top and the bottom of one side, close to the second clamping ring, of the connecting base;

the centers of the two limiting fixed blocks are respectively provided with a limiting sliding groove, the centers of the two limiting sliding grooves are respectively connected with a limiting rod in a sliding manner, one ends of the two limiting rods, far away from the inserting groove, are respectively fixedly connected with a fixed short plate, one sides of the two fixed short plates, far away from the connecting base, are respectively fixedly connected with a transmission connecting rod, one ends of the two transmission connecting rods, far away from the fixed short plate, are respectively fixedly connected with a push block, one sides of the two limiting fixed blocks, far away from the connecting base, are respectively provided with a connecting hole corresponding to the transmission connecting rod, and the outer walls of the two limiting rods are sleeved with a reset spring;

the utility model discloses a socket, including socket, plug-in connection piece, socket, connecting piece, connecting groove, connecting piece top and bottom, plug-in connection pencil one end fixedly connected with bayonet joint, the bayonet joint is kept away from the corresponding piece of inserting of plug-in connection pencil one end fixedly connected with and plug-in groove, the piece of inserting is kept away from a plurality of and is connect the electric post that connect that the electric groove corresponds of plug-in connection one side fixedly connected with, the bayonet joint is close to insert even piece one side and has seted up the second draw-in groove corresponding with the second snap ring, second water drainage tank has been seted up to second draw-in groove bottom, the bayonet joint is close to second draw-in groove one side fixedly connected with and the corresponding first snap ring of first draw-in groove, and the spacing draw-in groove because the gag lever post is corresponding has all been seted up to bayonet joint top and bottom.

Preferably, second snap ring and first snap ring all are ring type structure, just the second snap ring diameter is less than the diameter of first snap ring, inserts respectively in first draw-in groove and the second draw-in groove through first snap ring and second snap ring to form two sealed protective layers, thereby avoid the rainwater to permeate the inserting groove.

Preferably, the equal fixedly connected with seal ring pad of second draw-in groove and first draw-in groove inside wall, the seal ring pad is made for rubber or silica gel material, and is ring type structure, and when first snap ring and second snap ring inserted first draw-in groove and second draw-in groove respectively, first snap ring and second snap ring extrusion seal ring pad make seal ring pad take place deformation to improve the leakproofness.

Preferably, a plurality of the electric connecting columns are made of copper materials, the electric conductivity of the copper materials is better, the corrosion resistance is stronger, and the electric connecting columns are inserted into the electric connecting grooves to complete the electric connecting work.

Preferably, two the gag lever post is kept away from fixed short slab one end and all is the inclined plane setting, the inclination on inclined plane is between 45 degrees to 60 degrees.

Preferably, connecting hole and spacing spout link up each other, the connecting hole is rectangular structure, just transmission connecting rod both ends are located the connecting hole both sides respectively, the transmission connecting rod can freely slide at the connecting hole center.

Preferably, two the through-hole corresponding with the gag lever post is all seted up to spacing fixed block near second snap ring one end, just the gag lever post is kept away from fixed short slab one end and is run through the hole and extend to being close to second snap ring direction, drives the gag lever post through fixed short slab and slides to the inserting groove direction, makes the one end of gag lever post with the inclined plane insert in the spacing draw-in groove.

Preferably, the surfaces of the two push blocks are provided with anti-slip lines, and the friction force on the surfaces of the push blocks is increased by the aid of the anti-slip lines, so that the push blocks can be conveniently pushed by hands.

Preferably, one end of the reset spring is fixedly connected with the fixed short plate, one end of the reset spring, which is far away from the fixed short plate, is fixedly connected with the limiting sliding groove, and the fixed short plate slides towards the direction close to the inserting groove under the action of the pulling force of the reset spring.

Preferably, the centers of the two limit clamping grooves are provided with inclined planes corresponding to the limit rods, and the plug is enabled to receive acting force towards the direction of the insertion groove through interaction between the inclined plane ends of the limit rods and the inclined planes at the centers of the limit clamping grooves.

The utility model has the following beneficial effects:

1. according to the utility model, the second clamping ring and the first clamping groove are arranged on the connecting base, the first clamping ring and the second clamping groove are arranged on the plug connector, and when the plug connecting block is inserted into the plug connecting groove, the first clamping ring and the second clamping ring are respectively inserted into the first clamping groove and the second clamping groove, so that two waterproof sealing layers are formed, rainwater is prevented from permeating into the connecting part of the plug connecting groove and the plug connecting block, and the connection safety is improved;

2. according to the utility model, the inclined plane corresponding to the limiting rod is arranged in the limiting clamping groove, so that acting force is generated on the plug connector, and the connection tightness between the plug connector and the connecting base is conveniently improved;

3. according to the utility model, the sealing ring gaskets are arranged in the first clamping groove and the second clamping groove, so that the sealing property is improved conveniently; and through first water drainage tank and second water drainage tank, can discharge the rainwater that infiltrates in first draw-in groove and the second draw-in groove.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the connection base of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a schematic view of a connector of the present invention;

fig. 5 is a cross-sectional view of a connector of the present invention.

In the figure: 1. a connector; 2. a connection base; 3. inserting a wiring harness; 4. a plug-in connector; 5. inserting grooves; 6. a second snap ring; 7. a first card slot; 8. an electric connection groove; 9. a first drainage tank; 10. a limit fixing block; 11. a first snap ring; 12. a second card slot; 13. a second water discharge tank; 14. inserting the connecting block; 15. connecting a power post; 16. a limiting chute; 17. a limiting rod; 18. fixing the short plate; 19. a transmission connecting rod; 20. connecting holes; 21. a push block; 22. a return spring; 23. limiting clamping grooves.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1 and 2, a waterproof wire harness comprises a connector 1 and an inserting wire harness 3, wherein one side of the connector 1 is fixedly connected with a connecting base 2, the center of one side of the connecting base 2, which is far away from the connector 1, is provided with an inserting groove 5, the inner side wall of the inserting groove 5 is provided with a plurality of electricity-receiving grooves 8, one side of the connecting base 2, which is far away from the connector 1, is fixedly connected with a second clamping ring 6, the second clamping ring 6 is in a ring-shaped structure, one side of the connecting base 2, which is near to the second clamping ring 6, is provided with a first clamping groove 7, the first clamping groove 7 is in a ring-shaped structure, the inner diameter of the first clamping groove 7 is larger than the outer diameter of the second clamping ring 6, the first clamping groove 7 is arranged at the outer side of the second clamping ring 6, the bottom of the first clamping groove 7 is provided with a first water drainage groove 9, when rainwater infiltrates into the first clamping groove 7, the rainwater can be drained through the first drainage groove 9, so as to ensure the safety in the inserting groove 5, the top and the bottom of the connecting base 2, both sides, which are fixedly connected with a limiting fixing block 10, the two limit fixing blocks 10 are symmetrically arranged.

Referring to fig. 3, the centers of two limit fixing blocks 10 are both provided with limit sliding grooves 16, the centers of the two limit sliding grooves 16 are both slidably connected with limit rods 17, the ends of the two limit fixing blocks 10 close to the second snap ring 6 are both provided with through holes corresponding to the limit rods 17, the ends of the limit rods 17 far away from the fixed short plate 18 extend towards the direction close to the second snap ring 6 through the through holes, the ends of the two limit rods 17 far away from the inserting groove 5 are both fixedly connected with the fixed short plate 18, the ends of the two limit rods 17 far away from the fixed short plate 18 are both arranged in an inclined plane, the sides of the two fixed short plates 18 far away from the connecting base 2 are both fixedly connected with transmission connecting rods 19, the ends of the two transmission connecting rods 19 far away from the fixed short plate 18 are both fixedly connected with push blocks 21, the surfaces of the two push blocks 21 are both provided with anti-skid threads for facilitating the push of the push blocks 21 to slide by hands, the sides of the two limit fixing blocks 10 far away from the connecting base 2 are both provided with connecting holes 20 corresponding to the transmission connecting rods 19, when pushing away the ejector pad 21 when sliding with the hand, ejector pad 21 drives transmission connecting rod 19 and slides in connecting hole 20, connecting hole 20 and spacing spout 16 link up each other, it slides to drive fixed short slab 18 through transmission connecting rod 19, thereby it slides to drive gag lever post 17, reset spring 22 has been cup jointed to two gag lever post 17 outer walls, reset spring 22 one end and fixed short slab 18 fixed connection, reset spring 22 keeps away from fixed short slab 18 one end and spacing spout 16 fixed connection, elastic tension effect through reset spring 22, make fixed short slab 18 drive gag lever post 17 to slide to the direction that is close to inserting groove 5, until gag lever post 17 inserts in the spacing draw-in groove 23.

Referring to fig. 4 and 5, a plug 4 is fixedly connected to one end of the plug harness 3, a plug block 14 corresponding to the plug groove 5 is fixedly connected to one end of the plug 4 away from the plug harness 3, a plurality of electrical posts 15 corresponding to the electrical connection grooves 8 are fixedly connected to one side of the plug block 14 away from the plug 4, the electrical posts 15 are made of copper and are inserted into the electrical connection grooves 8 through the electrical posts 15 to complete electrical connection work, a second clamping groove 12 corresponding to the second clamping ring 6 is formed at one side of the plug 4 close to the plug block 14, sealing ring gaskets are fixedly connected to inner side walls of the second clamping groove 12 and the first clamping groove 7, sealing performance is improved by the sealing ring gaskets, a second drainage groove 13 is formed at the bottom of the second clamping groove 12, when rainwater permeates into the second clamping groove 12, the permeated rainwater can be drained through the second drainage groove 13, a first clamping ring 11 corresponding to the first clamping groove 7 is fixedly connected to one side of the plug 4 close to the second clamping groove 12, the first snap ring 11 is a circular ring structure, the diameter of the second snap ring 6 is smaller than that of the first snap ring 11, the first clamping ring 11 and the second clamping ring 6 are respectively inserted into the first clamping groove 7 and the second clamping groove 12, and simultaneously the sealing ring gaskets in the first clamping groove 7 and the second clamping groove 12 are extruded, thereby forming two sealing protective layers, preventing rainwater from infiltrating into the inserting groove 5, improving the safety of the power connection part, arranging the limiting clamping grooves 23 corresponding to the limiting rods 17 at the top and the bottom of the inserting joint 4, arranging the inclined planes corresponding to the limiting rods 17 at the centers of the two limiting clamping grooves 23, under the action of the elastic tension of the return spring 22, the end of the limit rod 17 with the inclined plane is inserted into the limit slot 23, so that the inclined plane end of the limit rod 17 and the inclined plane at the center of the limit slot 23 are mutually connected, the plug 4 is acted towards the plug groove 5, so that the connection between the plug 4 and the connection base 2 is more stable.

When the electric power connector is used, the two push blocks 21 are pushed by hands, the limiting rod 17 slides in the direction far away from the insertion groove 5, then the insertion connecting block 14 is inserted into the insertion groove 5, the electric connection posts 15 are respectively inserted into the electric connection grooves 8, so that the electric connection work is completed, at the moment, the first clamping ring 11 and the second clamping ring 6 are respectively inserted into the first clamping groove 7 and the second clamping groove 12, so that two waterproof sealing layers are formed, rainwater is prevented from permeating into the insertion groove 5, and the safety is improved; then the pushing block 21 is loosened, the two limit rods 17 are respectively inserted into the corresponding limit clamping grooves 23 under the elastic force action of the two return springs 22, and acting force is generated on the plug-in connector 4 through the mutual inclined surfaces of the inclined surface ends of the limit rods 17 and the centers of the limit clamping grooves 23, so that the connection between the plug-in connector 4 and the connecting base 2 is more stable.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A waterproof wire harness includes a connector (1) and a plug wire harness (3), characterized in that: a connecting base (2) is fixedly connected to one side of the connector (1), an inserting groove (5) is formed in the center of one side, away from the connector (1), of the connecting base (2), a plurality of electricity receiving grooves (8) are formed in the inner side wall of the inserting groove (5), a second clamping ring (6) is fixedly connected to one side, away from the connector (1), of the connecting base (2), a first clamping groove (7) is formed in one side, close to the second clamping ring (6), of the connecting base (2), a first water drainage groove (9) is formed in the bottom of the first clamping groove (7), and limiting fixing blocks (10) are fixedly connected to the top and the bottom of one side, close to the second clamping ring (6), of the connecting base (2);

limiting sliding grooves (16) are formed in the centers of the two limiting fixing blocks (10), limiting rods (17) are connected to the centers of the two limiting sliding grooves (16) in a sliding mode, one ends, far away from the inserting grooves (5), of the two limiting rods (17) are fixedly connected with fixing short plates (18), one sides, far away from the connecting base (2), of the two fixing short plates (18) are fixedly connected with transmission connecting rods (19), one ends, far away from the fixing short plates (18), of the two transmission connecting rods (19) are fixedly connected with push blocks (21), one sides, far away from the connecting base (2), of the two limiting fixing blocks (10) are respectively provided with connecting holes (20) corresponding to the transmission connecting rods (19), and reset springs (22) are sleeved on the outer walls of the two limiting rods (17);

the socket is characterized in that one end of the socket wiring harness (3) is fixedly connected with a plug-in connector (4), the plug-in connector (4) is far away from a socket connection block (14) corresponding to the plug-in groove (5), one side of the socket connection block (14) is far away from a plurality of electric connection posts (15) corresponding to the electric connection grooves (8), the plug-in connector (4) is close to one side of the socket connection block (14) and is provided with a second clamping groove (12) corresponding to the second clamping ring (6), the bottom of the second clamping groove (12) is provided with a second water drainage groove (13), the plug-in connector (4) is close to one side of the second clamping groove (12) and is fixedly connected with a first clamping ring (11) corresponding to the first clamping groove (7), and the top and the bottom of the plug-in connector (4) are provided with a limiting clamping groove (23) corresponding to the limiting rod (17).

2. The waterproof wire harness according to claim 1, characterized in that: second snap ring (6) and first snap ring (11) all are ring type structure, just second snap ring (6) diameter is less than the diameter of first snap ring (11).

3. The waterproof wire harness according to claim 1, characterized in that: and the inner side walls of the second clamping groove (12) and the first clamping groove (7) are fixedly connected with sealing ring gaskets.

4. The waterproof wire harness according to claim 1, characterized in that: and the electric connecting columns (15) are all made of copper materials.

5. The waterproof wire harness according to claim 1, characterized in that: two gag lever post (17) keep away from fixed short slab (18) one end all is the inclined plane setting.

6. The waterproof wire harness according to claim 1, characterized in that: the connecting hole (20) and the limiting sliding groove (16) are communicated with each other.

7. The waterproof wire harness according to claim 1, characterized in that: two spacing fixed block (10) are close to second snap ring (6) one end and all offer the through-hole corresponding with gag lever post (17), just gag lever post (17) are kept away from fixed short slab (18) one end and are run through the through-hole and extend to being close to second snap ring (6) direction.

8. The waterproof wire harness according to claim 1, characterized in that: the surfaces of the two push blocks (21) are provided with anti-skid lines.

9. The waterproof wire harness according to claim 1, characterized in that: one end of the reset spring (22) is fixedly connected with the fixed short plate (18), and one end, far away from the fixed short plate (18), of the reset spring (22) is fixedly connected with the limiting sliding groove (16).

10. The waterproof wire harness according to claim 1, characterized in that: inclined planes corresponding to the limiting rods (17) are formed in the centers of the two limiting clamping grooves (23).