CN218416853U

CN218416853U - Waterproof module

Info

Publication number: CN218416853U
Application number: CN202222586070.2U
Authority: CN
Inventors: 欧铭绪
Original assignee: Weifang Goertek Microelectronics Co Ltd
Current assignee: Weifang Goertek Microelectronics Co Ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-31
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a waterproof module, which belongs to the technical field of electronic equipment and comprises an upper shell and a lower shell, wherein a containing cavity with an upper opening is formed in one side wall of the lower shell, and sealant is filled in the containing cavity after a wire enters the lower shell through the containing cavity; the upper shell with the inferior valve lock is in the same place, the upper shell with the lock face of inferior valve is provided with the sealing washer, and the upper shell passes through compression sealing washer waterproof sealing with the inferior valve to being qualified for the next round of competitions through the sealed wire rod of glue, realizing the whole of waterproof module and sealed, and this kind of encapsulating sealed method, not overflowing glue can not influence the outward appearance, and the inferior valve openly is placed, encapsulating easy operation, and is sealed effectual.

Description

Waterproof module

Technical Field

The utility model belongs to the technical field of electronic equipment, concretely relates to waterproof module.

Background

In order to prevent outdoor electrical equipment from being damaged by water inflow, a sealing ring or a wire outlet is generally used for sealing through glue injection in the prior art. However, the conventional structure for sealing the wire outlet by using the sealing ring occupies a large space and is not compact enough; in the scheme of sealing the outlet by injecting glue, the opening of the glue groove is arranged on the side surface, and the product needs to be obliquely placed when injecting glue and waiting for glue fixation, so that the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: the utility model provides a waterproof module, not overflow and glue, can not influence the outward appearance, and the inferior valve openly places, encapsulating easy operation, sealed effectual.

In order to solve the technical problem, the technical scheme of the utility model is that:

the waterproof module comprises an upper shell and a lower shell, wherein a containing cavity with an opening at the upper part is formed in one side wall of the lower shell, and sealant is filled in the containing cavity after a wire enters the lower shell through the containing cavity; the upper shell and the lower shell are buckled together, and sealing rings are arranged on the buckling surfaces of the upper shell and the lower shell.

Furthermore, the inner side wall and the outer side wall of the accommodating cavity which are opposite are respectively provided with wire outlet holes for the wires to pass through.

Furthermore, the diameter of the wire outlet hole on the outer side wall of the accommodating cavity is matched with the outer diameter of the outer insulating layer on the outermost layer of the wire, and the diameter of the wire outlet hole on the inner side wall of the accommodating cavity is matched with the outer diameter of an inner core wire cut out of the outer insulating layer by the wire.

Further, the metal wire of the inner insulating layer of the inner core wire is cut off and electrically connected with the PCB in the lower shell.

Further, the edge of inferior valve is provided with first flange and the second flange of the bellied upwards, first flange is located the inboard of second flange, the edge correspondence of epitheca is provided with first recess and second recess, the sealing washer set up in first flange with hold the up end of intracavity lateral wall with between the tank bottom surface of first recess.

Furthermore, the up end of first flange with the up end that holds intracavity lateral wall is provided with the bellied first lug that makes progress, the tank bottom face of first recess is provided with the bellied second lug that makes progress.

Further, the first flange is higher than the second flange.

Furthermore, an annular bulge is formed between the first groove and the second groove, a third groove is formed between the first flange and the second flange, and the third groove is matched with the structure of the bulge.

Furthermore, the lower end face of the protrusion is provided with an ultrasonic line protruding towards the groove bottom face of the third groove.

Further, the sealing ring is a rubber ring.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

because the waterproof module of the utility model comprises the upper shell and the lower shell, one side wall of the lower shell is provided with the accommodating cavity with an upper opening, and the wire enters the lower shell through the accommodating cavity and is filled with the sealant; the epitheca is in the same place with the inferior valve lock, and the lock face of epitheca and inferior valve is provided with the sealing washer, and the epitheca passes through compression sealing washer waterproof sealing with the inferior valve to being qualified for the next round of competitions through the sealed wire rod of glue, realizing the whole of waterproof module is sealed, and this kind of glue filling is sealed method, and the glue that does not overflow can not influence the outward appearance, and the inferior valve is openly placed, and glue filling easy operation is sealed effectual.

Drawings

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

fig. 2 is a structural schematic view of the lower case;

fig. 3 is an external schematic view of the waterproof module of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged schematic view of section A of FIG. 1;

FIG. 6 is an enlarged schematic view of section B of FIG. 4;

in the figure, 10-upper shell, 11-first groove, 111-second lug, 12-second groove, 13-bulge, 131-ultrasonic line, 20-lower shell, 21-PCB, 22-containing cavity, 23-wire outlet, 24-first flange, 241-first lug, 25-sealing ring, 26-second flange, 27-third groove, 30-wire, 31-internal core wire and 32-metal wire.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

All directions referred to in the present specification are based on the drawings, and represent relative positional relationships only, and do not represent absolute positional relationships.

As shown in fig. 1, fig. 2 and fig. 3 jointly, the waterproof module comprises an upper shell 10 and a lower shell 20, a cavity 22 with an opening at the upper part is formed in one side wall of the lower shell 20, the wire 30 enters the lower shell 20 through the cavity 22 and is filled with sealant in the cavity 22, the wire 30 is outgoing and sealed, and the lower shell 20 is placed in the front during glue filling due to the fact that the cavity 22 is opened at the upper part, operation is simple, and sealing effect is good. Wherein, the inner side wall and the outer side wall opposite to the accommodating cavity 22 are respectively provided with an outlet hole 23 for the wire 30 to pass through. The upper shell 10 and the lower shell 20 are buckled together, and the buckling surface of the upper shell 10 and the lower shell 20 is provided with a sealing ring 25, so that the integral sealing of the waterproof module is realized.

As shown in fig. 2, there are two wires 30, there are two wire outlets 23 on the outer side wall of the accommodating cavity 22, each wire 30 includes two internal cores 31, there are four wire outlets on the inner side wall of the accommodating cavity 22, the diameter of the wire outlet 23 on the outer side wall of the accommodating cavity 22 matches the outer diameter of the outermost external insulation layer of the wire 30, the diameter of the wire outlet on the inner side wall of the accommodating cavity 22 matches the outer diameter of the internal core 31 of the external insulation layer cut off by the wire 30, and the metal wire 32 of the internal insulation layer cut off by the internal core 31 is electrically connected to the PCB21 in the lower case 20. Only one wire 30 may be provided, the wire 30 includes all the inner core wires 31, and the outer insulating layer and the inner insulating layer (not shown in the figure) are cut after the wire 30 passes through the inner side wall of the accommodating cavity 22, and the aperture of the corresponding wire outlet 23 of the outer side wall and the inner side wall of the accommodating cavity 22 matches with the outer diameter of the outer insulating layer at the outermost layer of the wire 30.

As shown in fig. 1, 2, 4, 5 and 6, the edge of the lower case 20 is provided with a first flange 24 and a second flange 26 protruding upward, the first flange 24 is located inside the second flange 26, the first flange 24 is higher than the second flange 26, the edge of the upper case 10 is correspondingly provided with a first groove 11 and a second groove 12, and a sealing ring 25 is arranged between the upper end surface of the first flange 24 and the inner side wall of the accommodating chamber 22 and the groove bottom surface of the first groove 11.

As shown in fig. 5 and 6, the upper end surface of the first flange 24 and the upper end surface of the inner side wall of the accommodating chamber 22 are provided with a first protrusion 241 protruding upward, the bottom surface of the first groove 11 is provided with a second protrusion 111 protruding downward, and when the upper shell 10 is fastened to the lower shell 20, the first protrusion 241 and the second protrusion 111 compress the upper and lower sides of the sealing ring 25, respectively, so as to improve the sealing performance of the sealing ring 25. Wherein, the sealing ring 25 is a rubber ring.

As shown in fig. 6, a ring-shaped protrusion 13 is formed between the first groove 11 and the second groove 12, a third groove 27 is formed between the first flange 24 and the second flange 26, and the third groove 27 matches with the structure of the protrusion 13. The lower end face of the protrusion 13 is provided with an ultrasonic line 131 protruding towards the groove bottom face of the third groove 27, the ultrasonic line 131 is melted under ultrasonic waves, and the melted plastic adheres and fixes the upper shell 10 and the lower shell 20 together, so that the upper shell 10 and the lower shell 20 are prevented from being separated, and the sealing performance of the product is further ensured.

The waterproof module of the utility model is provided with the accommodating cavity with the upper opening on one side wall of the lower shell, and the wire rod is filled with the sealant in the accommodating cavity after entering the lower shell through the accommodating cavity; the upper shell is buckled with the lower shell together, the sealing ring is arranged on the buckling surface of the upper shell and the lower shell, the upper shell and the lower shell are in waterproof sealing through the compression sealing ring, the wire is outgoing through the glue sealing wire, and the integral sealing of the waterproof module is achieved.

Although specific embodiments of the present invention have been described above, it should be understood by those skilled in the art that the described embodiments are only some of the embodiments of the present invention, rather than all embodiments, which are given by way of illustration only, and the scope of the present invention is defined by the appended claims. Without any inventive step, those skilled in the art may make various changes or modifications to the embodiments without departing from the spirit and scope of the present invention.

Claims

1. The waterproof module comprises an upper shell and a lower shell and is characterized in that a containing cavity with an opening at the upper part is formed in one side wall of the lower shell, and sealant is filled in the containing cavity after wires enter the lower shell through the containing cavity; the upper shell and the lower shell are buckled together, and sealing rings are arranged on the buckling surfaces of the upper shell and the lower shell.

2. The waterproof module according to claim 1, wherein the inner side wall and the outer side wall of the accommodating cavity opposite to each other are respectively provided with an outlet hole for the wire to pass through.

3. The waterproof module according to claim 2, wherein the diameter of the wire outlet hole on the outer side wall of the accommodating cavity matches with the outer diameter of the outer insulating layer on the outermost layer of the wire, and the diameter of the wire outlet hole on the inner side wall of the accommodating cavity matches with the outer diameter of the inner core wire of the wire cut off the outer insulating layer.

4. The waterproof module according to claim 3, wherein a metal wire cutting out an inner insulating layer of said inner core wire is electrically connected to a PCB inside said lower case.

5. The waterproof module according to claim 1, wherein the edge of the lower shell is provided with a first flange and a second flange protruding upwards, the first flange is located at the inner side of the second flange, the edge of the upper shell is correspondingly provided with a first groove and a second groove, and the sealing ring is arranged between the upper end surfaces of the first flange and the inner side wall of the accommodating cavity and the groove bottom surface of the first groove.

6. The waterproof module according to claim 5, wherein the upper end face of the first flange and the upper end face of the inner side wall of the accommodating chamber are provided with a first projection protruding upward, and the groove bottom face of the first groove is provided with a second projection protruding downward.

7. The flashing module of claim 5, wherein the first flange is raised above the second flange.

8. The waterproof module according to claim 5, wherein an annular protrusion is formed between the first groove and the second groove, and a third groove is formed between the first flange and the second flange, and the third groove matches with the protrusion.

9. The flashing module of claim 8, wherein the lower end surface of the protrusion is provided with an ultrasonic line protruding towards the groove bottom surface of the third groove.

10. The water protection module according to any one of claims 1 to 9, wherein said sealing ring is a rubber ring.