CN215120086U - Waterproof structure of wire core - Google Patents

Abstract

The utility model relates to a wire core waterproof structure, which comprises a joint seat body and an inner bushing component used for fixing a wire and sealing the joint seat body; the joint seat body comprises a joint female seat and a butt joint male seat matched and butted with the joint female seat; the lining sleeve assembly is arranged inside the joint base body, and one end of the lining sleeve assembly is hermetically connected with the non-butt end of the butt joint male base. The inner bushing assembly comprises a fixed sleeve for fixing a lead and a bushing for sealing the non-butt end of the butt joint male seat; one end of the bush is sleeved on the fixing sleeve, and the other end of the bush is hermetically connected with the non-butt end of the butt joint male seat. Through using fixed cover and bush, after the through-hole in the fixed cover passed the sinle silk, the dentate sealing part of bush upper end and butt joint public seat sealing connection will dock the public seat and dock the back with connecting female seat, and water just can not permeate into from between the pencil, carries out waterproofly to the wire.

Description

Waterproof structure of wire core

Technical Field

The utility model relates to a waterproof construction technical field, more specifically say, it relates to a wire core waterproof construction.

Background

When the outside pencil of outdoor lamp and lamp body internal communication, cross the line position and need do waterproofly, especially when the line is crossed to many pencil, waterproof construction is more complicated. Often, the pencil forms the capillary structure with sealed not dead between the pencil, and water permeates to the inside of the lamp body under the capillary structure effect. The water entering the lamp body directly influences the use of the lamp, so the water resistance is directly related to the use quality and the service life of the outdoor lamp.

Therefore, there is a need to design a waterproof structure for wire core to improve and solve the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a waterproof structure of wire core, through using fixed cover and bush, after the through-hole in the fixed cover passed the sinle silk, the tooth sealing of bush upper end and butt joint public seat sealing connection will butt joint public seat and connect female seat butt joint to screw up the back, and water just can not permeate into from between the pencil, prevents water to the wire core.

The above technical purpose of the present invention can be achieved by the following technical solutions: a wire core waterproof structure comprises a connector base body and an inner bushing component used for fixing a wire and sealing the connector base body;

the joint seat body comprises a joint female seat and a butt joint male seat matched and butted with the joint female seat;

the inner bushing assembly comprises a deformable fixing sleeve for fixing a lead and a bushing for sealing the non-butt end of the butt joint male seat;

one end of the fixed sleeve is arranged in the joint seat body;

one end of the bushing is sleeved on the other end of the fixed sleeve, and the other end of the bushing is in sealing connection with the non-butt end of the butt joint male seat.

In one embodiment, the inner wall of the non-butt end of the butt joint male seat is provided with a guide surface;

and a sealing part matched with the guide surface for use is arranged on the outer wall of the other end of the lining sleeve.

In one embodiment, the sealing portion is in sealing connection with the guide surface of the non-butt end of the butt male socket through interference fit.

In one embodiment, the sealing portion is composed of a plurality of uniformly arranged teeth.

In one embodiment, the joint female seat is provided with a butt joint step.

In one embodiment, the device further comprises a sealing ring;

the sealing ring is arranged on the mounting surface of the butt joint step.

In one embodiment, the female connector seat is connected with the male docking seat through threads.

In one embodiment, the fixing sleeve is provided with a through hole for a lead to pass through.

In one embodiment, the outer wall of the fixing sleeve is provided with a positioning step.

To sum up, the utility model discloses following beneficial effect has:

the non-butt end of the bush is inserted into the fixed sleeve, so that the bottom surface of the bush is abutted against the positioning step of the fixed sleeve. Then the inner sleeve assembly is integrally inserted into the joint female seat, and then the lead passes through the through hole on the fixing sleeve. Meanwhile, the lead passes through the joint female seat and the butt joint male seat. And finally aligning the butt joint end of the butt joint male seat with the butt joint end of the joint female seat, and screwing the butt joint male seat into the joint female seat. The butt joint male seat is connected with the joint female seat through threads. When the public seat of butt joint was screwed up with the female seat of joint, the bottom of fixed cover was withstood to the step in the female seat of joint, the public seat of butt joint was towards the female in-process of screwing up of joint, the direction face of the public seat of butt joint was towards the sealing of bush extrusion, the sealing of bush and then fixed cover of extrusion, make fixed cover extrude towards the center direction, the through-hole on the fixed cover diminishes because of receiving the extrusion, makes fixed cover live the wire parcel, water just can not follow and permeate into between the wire, plays waterproof effect to the wire. By adopting the wire harness with the wire core waterproof structure, the waterproof grade can reach IP 68.

Drawings

Fig. 1 is an exploded schematic view of a core waterproof structure provided by the present invention;

fig. 2 is a schematic structural view of the assembled waterproof structure for wire cores provided by the present invention;

fig. 3 is the utility model provides a structure schematic diagram under sinle silk waterproof construction installation environment.

In the figure: 1-a connector base; 11-a female joint seat; 111-docking step; 12-docking male seats; 121-a guide surface; 2-an inner liner assembly; 21-fixing the sleeve; 211-a through hole; 212-positioning step; 22-a liner; 221-a sealing portion; 3-sealing ring; 4-a wire; 5-mounting holes; 6-lamp body.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

It should be noted that all the directional terms such as "upper" and "lower" referred to herein are used with respect to the view of the drawings, and are only for convenience of description, and should not be construed as limiting the technical solution.

See fig. 1-3

The utility model provides a wire core waterproof structure, which comprises a connector seat body 1 and an inner bushing component 2 used for fixing a wire and sealing the connector seat body 1; the joint seat body 1 comprises a joint female seat 11 and a butt joint male seat 12 which is matched and butted with the joint female seat 11; the inner bushing component 2 comprises a deformable fixing sleeve 21 for fixing a lead and a bushing 22 for sealing the non-butt end of the butt joint male seat 12; one end of the fixed sleeve 21 is arranged in the joint seat body 1; one end of the bushing 22 is sleeved on the other end of the fixing sleeve 21, and the other end of the bushing 22 is connected with the non-butt end of the butt male socket 12 in a sealing manner.

The fixing sleeve 21 is made of silica gel. The non-abutting end of the bushing 22 is sleeved on the positioning step 212 of the fixing sleeve 21. The fixing sleeve 21 is provided with a plurality of through holes 211 for the lead wires 4 to pass through. The through holes 211 may be plural in number, which is adapted to the number of the conductive lines 4. The abutting end of the bush 22 has a shape of a small top and a large bottom, and a plurality of longitudinally arranged sealing portions 221 are provided on the outer circumference of the top end of the bush 22. The sealing portion 221 is toothed and cooperates with the guiding surface 121 of the inner wall of the male docking station 12. During installation, the non-abutting end of the bushing 22 is inserted into the fixing sleeve 21, so that the bottom surface of the bushing 22 abuts against the positioning step 212 of the fixing sleeve 21. The inner jacket assembly 2 is then inserted entirely into the female connector housing 11, and the wires 4 are then passed through the through holes in the jacket 21. Meanwhile, the lead 4 passes through the female connector holder 11 and the male docking holder 12. And finally aligning the butt joint end of the butt joint male seat 12 with the butt joint end of the joint female seat 11, and screwing the butt joint male seat 12 into the joint female seat 11. The butt joint male seat 12 is connected with the joint female seat 11 through threads. When the butt joint male seat 12 is screwed up with the joint female seat 11, the step in the joint female seat 11 props up the bottom of the fixed sleeve 21, the butt joint male seat 12 is screwed up towards the joint female seat 11, the guide surface of the butt joint male seat 12 extrudes towards the sealing part 221 of the bushing 22, the sealing part 221 of the bushing 22 further extrudes the fixed sleeve 21, the fixed sleeve 21 is extruded towards the center direction, the through hole 211 in the fixed sleeve 21 is reduced due to extrusion, the fixed sleeve 21 wraps up the wire 4, water cannot permeate into the wire, and the waterproof effect is achieved on the wire 4. By adopting the wire harness with the wire core waterproof structure, the waterproof grade can reach IP 68.

Preferably, the inner wall of the non-butt end of the butt joint male socket 12 is provided with a guide surface 121; the outer wall of the other end of the bush 22 is provided with a seal portion 221 which cooperates with the guide surface 121.

Preferably, the sealing portion 221 is in sealing connection with the guiding surface 121 of the non-butt end of the butt male socket 12 by interference fit. The diameter of the inner wall of the guide surface 121 at the non-butt end of the butt joint male seat 12 is smaller than the diameter of the outer wall of the sealing part 221 at the corresponding position, the guide surface 121 can be extruded towards the center of the sealing part 221 in the process that the butt joint male seat 12 is screwed towards the joint female seat 11, the sealing part 221 is extruded towards the axial direction of the fixing sleeve 21, then the through hole 211 of the fixing sleeve 21 is reduced, and the fixing sleeve 21 wraps the wire 4. In addition, at the contact position between the male docking seat 12 and the sealing portion 221, the upper end of the sealing portion 221 is filled between the upper end of the inner wall of the male docking seat 12 and the lead wire 4, and the lead inlet of the male docking seat 12 is sealed from the lead wire 4.

Preferably, the sealing part 221 is composed of a plurality of teeth parts uniformly arranged. When the sealing parts 221 are squeezed, the sealing parts are filled with each other, and meanwhile, the friction force between the upper ends of the sealing parts 221 and the upper ends of the inner walls of the butt joint male seat 12 is increased, so that the sealing between the wire inlet of the butt joint male seat 12 and the lead 4 is tighter.

Preferably, the female joint seat 11 is provided with a docking step 111. The outer wall and the inner wall of the joint female seat 11 are extended with a butt joint step 111. The docking step 111 at the outer wall is used to dock the bottom of the docking male socket, and the docking step at the inner wall is used to dock the bottom of the fixed sleeve 21. The peripheral outline of the butt joint step 111 at the outer wall is hexagonal, so that the female joint seat 11 is convenient to screw in the process of disassembly and assembly.

Preferably, also comprises a seal ring 3; the seal ring 3 is provided on the mounting surface of the abutting step 111. The sealing ring 3 is used for sealing between the installation surfaces of the joint seat body 1 and the lamp body 6.

Preferably, the female connector housing 11 is threadedly connected to the male docking housing 12. The threaded connection is convenient to install and disassemble. The female connector holder 11 and the male connector holder 12 are not limited to be screwed, and may be engaged.

Preferably, the fixing sleeve 21 is provided with a through hole 211 for passing a wire therethrough. The through holes 211 are used for the conduction wires 4 to pass through, and the number of the through holes is matched with the number of the conduction wires 4 and can be a plurality.

Preferably, the fixing sleeve 21 is provided at its outer wall with a positioning step 212. The locating step 212 is used to abut the bottom of the bushing 22.

The waterproof structure installation process of this embodiment:

the bush 22 is fitted into the fixed sleeve 21 so that the bottom of the inner bush 22 abuts against the positioning step 212. Then, the inner liner assembly 2 is installed into the female joint seat 11, so that the bottom of the fixed sleeve 21 abuts against the abutting step 111 at the inner wall of the female joint seat 11. The lead 4 penetrates through the through hole 211 of the fixed sleeve 21, then the butt joint male seat 12 is aligned to the joint female seat 11, the butt joint male seat 12 is screwed into the butt joint step 111 of the joint female seat 11, in the process of screwing the butt joint male seat 12, the sealing part 221 deforms towards the screwing direction, so that the sealing part and the guide surface 121 generate extrusion deformation, meanwhile, under the extrusion deformation effect of the sealing part 221, the through hole 211 is extruded to be small, the lead 4 is wrapped, and the situation that water enters from the periphery of the lead 4 due to gaps is avoided. And finally, the sealing ring 3 is sleeved on the mounting surface of the joint female seat 11, and the mounted joint seat body is mounted in the mounting hole 5 of the lamp body 6 to complete mounting.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides a waterproof structure of wire core which characterized in that:

comprises a joint seat body (1) and an inner bushing component (2) used for fixing a lead and sealing the joint seat body (1);

the joint seat body (1) comprises a joint female seat (11) and a butt joint male seat (12) which is matched and butted with the joint female seat (11);

the inner sleeve assembly (2) comprises a deformable fixing sleeve (21) for fixing a lead and a bushing (22) for sealing the non-butt end of the butt male seat (12);

one end of the fixed sleeve (21) is arranged in the joint base body (1);

one end of the bushing (22) is sleeved on the other end of the fixed sleeve (21), and the other end of the bushing (22) is in sealing connection with the non-butt end of the butt joint male seat (12).

2. The waterproof structure of a wire core according to claim 1, wherein:

the inner wall of the non-butt end of the butt joint male seat (12) is provided with a guide surface (121);

and a sealing part (221) matched with the guide surface (121) is arranged on the outer wall of the other end of the lining (22).

3. The waterproof structure of a wire core according to claim 2, wherein:

the sealing part (221) is in interference fit sealing connection with the guide surface (121) of the non-butt end of the butt joint male seat (12).

4. The waterproof structure of a wire core according to claim 3, wherein:

the sealing part (221) is composed of a plurality of uniformly arranged tooth parts.

5. The waterproof structure of a wire core according to claim 4, wherein:

and the joint female seat (11) is provided with a butt joint step (111).

6. The waterproof structure of a wire core according to claim 5, wherein:

the sealing ring (3) is also included;

the sealing ring (3) is arranged on the mounting surface of the butt joint step (111).

7. The waterproof structure of a wire core according to claim 6, wherein:

the joint female seat (11) is in threaded connection with the butt joint male seat (12).

8. The waterproof structure of a wire core according to claim 7, wherein:

the fixing sleeve (21) is provided with a through hole (211) for a lead to pass through.

9. The waterproof structure of a wire core according to claim 8, wherein:

the outer wall of the fixed sleeve (21) is provided with a positioning step (212).

Images