CN212783983U

CN212783983U - Waterproof sealing mechanism

Info

Publication number: CN212783983U
Application number: CN202021869507.8U
Authority: CN
Inventors: 曾志坚; 李学广
Original assignee: Sanco New Energy Technology Co Ltd
Current assignee: Shunke Zhilian Technology Co.,Ltd.
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-03-23
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to a technical field of car connector provides a waterproof sealing mechanism and includes: the sealing ring is sleeved on the shell and seals a gap between the shell and the inner wall of the mounting hole; the outer surface of the shell is provided with a first stopping portion and a second stopping portion at intervals, and the sealing ring is located between the first stopping portion and the second stopping portion. The shell is inserted into the mounting hole of the seat body, the sealing ring is sleeved on the shell, and the sealing ring seals a gap between the outer wall of the shell and the inner wall of the mounting hole, so that water leakage between the shell and the inner wall of the mounting hole is avoided; the shell is provided with a first stopping portion and a second stopping portion, the sealing ring is limited between the first stopping portion and the second stopping portion, the sealing ring is prevented from slipping off the shell, and therefore leakage between the shell and the seat body is avoided.

Description

Waterproof sealing mechanism

Technical Field

The utility model belongs to the technical field of car connector, more specifically say, relate to a waterproof sealing mechanism.

Background

In modern life, a variety of connectors (connectors: for turning on/off a circuit for current transfer) are required in new energy vehicles such as electric vehicles. In the connector, two components are often required to be plugged together, usually a housing with wires is inserted into a mounting hole of a base for positioning, but water can easily seep between the housing and the base.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof sealing mechanism to solve the casing that exists among the prior art and insert the technical problem who seeps water very easily between casing and the pedestal when establishing in the mounting hole of pedestal.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a waterproof sealing mechanism including: the sealing ring is sleeved on the shell and seals a gap between the shell and the inner wall of the mounting hole; the outer surface of the shell is provided with a first stopping portion and a second stopping portion at intervals, and the sealing ring is located between the first stopping portion and the second stopping portion.

Further, the sealing ring abuts against the first stopper.

Further, the sealing ring abuts against the second stopper.

Furthermore, the sealing ring is provided with an annular convex edge in an annular mode, and the annular convex edge abuts against the inner wall of the mounting hole.

Further, the mounting hole extends in a straight direction.

Further, the annular convex rib is perpendicular to the extending direction of the mounting hole.

Furthermore, the number of the annular convex ridges is two, and the two annular convex ridges are arranged in parallel at intervals.

Furthermore, a boss is arranged on the inner wall of the mounting hole, and a barb hung on the boss is arranged on the shell.

Further, the surface of the barb has a guide surface for guiding the barb to hook on the boss.

Further, the boss ring is arranged on the inner wall of the mounting hole.

The utility model provides a waterproof sealing mechanism's beneficial effect lies in: compared with the prior art, the waterproof sealing mechanism provided by the utility model has the advantages that the shell is inserted in the mounting hole of the seat body, the sealing ring is sleeved on the shell, and the sealing ring seals the gap between the outer wall of the shell and the inner wall of the mounting hole, so as to avoid water leakage between the shell and the inner wall of the mounting hole; the shell is provided with a first stopping portion and a second stopping portion, the sealing ring is limited between the first stopping portion and the second stopping portion, the sealing ring is prevented from slipping off the shell, and therefore leakage between the shell and the seat body is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic perspective assembly view of a waterproof sealing mechanism provided in an embodiment of the present invention;

fig. 2 is a schematic perspective assembly view of a waterproof sealing mechanism (hidden seat body) provided in an embodiment of the present invention;

fig. 3 is a schematic perspective view of a housing according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a seal ring according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a seat body according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a seat body; 11-mounting holes; 12-a boss; 2-a shell; 21-a first stop; 22-a second stop; 23-barbs; 3-sealing ring; 31-an annular rib; 4-conductive wire.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 5, a waterproof sealing mechanism according to the present invention will be described. Waterproof sealing mechanism includes: the device comprises a base body 1 with a mounting hole 11, a shell 2 inserted in the mounting hole 11, and a sealing ring 3 which is sleeved on the shell 2 and seals a gap between the shell 2 and the inner wall of the mounting hole 11; the outer surface of the housing 2 is provided with a first stopper portion 21 and a second stopper portion 22 at an interval, and the sealing ring 3 is located between the first stopper portion 21 and the second stopper portion 22.

Thus, the shell 2 is inserted into the mounting hole 11 of the seat body 1, the sealing ring 3 is sleeved on the shell 2, and the sealing ring 3 seals a gap between the outer wall of the shell 2 and the inner wall of the mounting hole 11, so as to avoid water leakage between the shell 2 and the inner wall of the mounting hole 11; the housing 2 is provided with a first stopper portion 21 and a second stopper portion 22, and the sealing ring 3 is limited between the first stopper portion 21 and the second stopper portion 22, so that the sealing ring 3 is prevented from sliding off the housing 2, and leakage between the housing 2 and the seat body 1 is avoided.

In particular, in one embodiment, the sealing ring 3 is made of rubber.

Specifically, in one embodiment, the wires 4 are connected/threaded to the housing 2.

In particular, in one embodiment, the housing 2 is a single piece of copper material. Specifically, in one embodiment, the housing 1 is a single piece made of plastic.

Specifically, in one embodiment, the first stopping portion 21 is a first rib provided on the housing 2. Specifically, in one embodiment, the first bead is disposed around the housing 2.

Specifically, in one embodiment, the second stopping portion 22 is a second rib provided on the housing 2. In particular, in one embodiment, the second bead is disposed around the housing 2.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism of the present invention, the sealing ring 3 abuts against the first stopping portion 21. In this way, the movement of the seal ring 3 toward the first stopper portion 21 is prevented.

Further, referring to fig. 1 to 5, as an embodiment of the waterproof sealing mechanism of the present invention, the sealing ring 3 abuts against the second stopping portion 22. In this way, the movement of the seal ring 3 toward the second stopper 22 is prevented.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism provided by the present invention, an annular rib 31 is annularly disposed on the sealing ring 3, and the annular rib 31 abuts against an inner wall of the mounting hole 11. So, sealing washer 3 can more closely follow the inner wall contact of mounting hole 11 through annular bead 31, promotes frictional force and leakproofness.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism of the present invention, the mounting hole 11 extends in a straight line direction. In this manner, the insertion of the housing 2 into the mounting hole 11 along the mounting hole 11 is facilitated.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism of the present invention, the annular rib 31 is perpendicular to the extending direction of the mounting hole 11. So, when casing 2 drove annular bead 31 and slided along mounting hole 11, the state that annular bead 31 contacted with mounting hole 11 inner wall everywhere can be more unanimous.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism provided by the present invention, the number of the annular protruding ribs 31 is two, and the two annular protruding ribs 31 are arranged in parallel at intervals. So, two annular bead 31 can play twice water-proof effects.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism provided by the present invention, a boss 12 is disposed on an inner wall of the mounting hole 11, and a barb 23 hung on the boss 12 is disposed on the housing 2. In this way, the housing 2 can be hooked on the inner wall of the mounting hole 11 by the barb 23, and the housing 2 is prevented from being detached from the mounting hole 11.

Further, referring to fig. 1 to 5, as one embodiment of the waterproof sealing mechanism provided by the present invention, the surface of the barb 23 has a guiding surface for guiding the barb 23 to hook on the boss 12. In this way, the barb 23 can be hooked very easily on the boss 12 by the guide surface.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof sealing mechanism of the present invention, a boss 12 is annularly disposed on an inner wall of the mounting hole 11. In this manner, the barb 23 is more likely to catch the boss 12 as it moves within the mounting hole 11.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Waterproof sealing mechanism, its characterized in that includes: the sealing ring is sleeved on the shell and seals a gap between the shell and the inner wall of the mounting hole; the outer surface of the shell is provided with a first stopping portion and a second stopping portion at intervals, and the sealing ring is located between the first stopping portion and the second stopping portion.

2. The waterproof sealing mechanism of claim 1, wherein said sealing ring abuts against said first stop.

3. The waterproof sealing mechanism of claim 2, wherein said sealing ring abuts against said second stop.

4. The waterproof sealing mechanism of claim 1, wherein said sealing ring has an annular rib disposed thereon, said annular rib abutting against an inner wall of said mounting hole.

5. The watertight sealing mechanism according to claim 4, characterized in that the mounting hole extends in a straight direction.

6. The waterproof sealing mechanism of claim 5, wherein said annular rib extends perpendicular to the direction of extension of said mounting hole.

7. The waterproof sealing mechanism of claim 4, wherein said annular ribs are two in number, and said two annular ribs are spaced apart in parallel.

8. The waterproof sealing mechanism according to any one of claims 1 to 7, wherein a boss is provided on an inner wall of the mounting hole, and a barb hung on the boss is provided on the housing.

9. The waterproof sealing mechanism of claim 8 wherein said barb has a surface with a guide surface for guiding said barb to hook onto said boss.

10. The watertight sealing mechanism of claim 8 wherein said boss ring is provided on an inner wall of said mounting hole.