CN212033340U - Waterproof mechanism - Google Patents

Abstract

The utility model relates to a technical field of connector provides a waterproofing mechanism, include: a first cylinder, a second cylinder, and a third cylinder; the first cylinder body is sleeved on the second cylinder body, the first cylinder body is in threaded connection with the second cylinder body, and the first cylinder body and the second cylinder body are sealed through a first sealing ring; the second cylinder body is sleeved on the third cylinder body, the second cylinder body is in threaded connection with the third cylinder body, and the second cylinder body and the third cylinder body are sealed through a second sealing ring. The first cylinder and the second cylinder are sealed through the first sealing ring, so that water seepage between the first cylinder and the second cylinder is avoided; the second cylinder and the third cylinder are sealed through the second sealing ring, and water seepage between the second cylinder and the third cylinder is avoided.

Description

Waterproof mechanism

Technical Field

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

Background

Connectors (connectors: for connecting/disconnecting circuits for current transfer; connectors are usually made by plugging/unplugging female and male terminals) are widely used in modern electromechanical devices. In order to facilitate the disassembly of the connector, the connector generally has a plurality of housings, and the connection of the housings is usually locked by screws, which is troublesome and easily leaks water.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproofing mechanism to solve the technical problem that fixed complicacy just leaked easily between a plurality of casings of the connector that exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a waterproof mechanism including: a first cylinder, a second cylinder, and a third cylinder; the first cylinder body is sleeved on the second cylinder body, the first cylinder body is in threaded connection with the second cylinder body, and the first cylinder body and the second cylinder body are sealed through a first sealing ring; the second cylinder body is sleeved on the third cylinder body, the second cylinder body is in threaded connection with the third cylinder body, and the second cylinder body is sealed with the third cylinder body through a second sealing ring.

Furthermore, the inner wall of the first cylinder body is annularly provided with a first annular groove, and the first sealing ring is clamped in the first annular groove.

Further, the cross section of the first annular groove is rectangular.

Furthermore, the inner wall of the second cylinder body is annularly provided with a second annular groove, and the second sealing ring is clamped in the second annular groove.

Further, the cross section of the second annular groove is rectangular.

Further, the device also comprises a seat body and a fourth cylinder body which is arranged on the seat body and is used for inserting the third cylinder body; a third sealing ring is sleeved on the third cylinder; when the third cylinder is inserted into the fourth cylinder, the third sealing ring seals a gap between the third cylinder and the fourth cylinder.

Furthermore, a fourth sealing ring arranged on the outer side of the fourth cylinder body is arranged on the seat body.

Furthermore, a fifth sealing ring which is used for being sleeved with the cable penetrating through the first cylinder body is arranged in the first cylinder body.

Furthermore, the fifth sealing ring is provided with a plurality of wire passing holes for cables to pass through.

Further, the fifth sealing ring is an integrated piece made of silica gel.

The utility model provides a waterproofing mechanism's beneficial effect lies in: compared with the prior art, the waterproof mechanism provided by the utility model has the advantages that the first cylinder body is sleeved on the second cylinder body, so that water is not easy to permeate into the waterproof mechanism from the space between the first cylinder body and the second cylinder body; the first cylinder body and the second cylinder body are in threaded connection, so that the disassembly is very convenient, the first cylinder body and the second cylinder body are sealed through the first sealing ring, and the first cylinder body and the second cylinder body are prevented from being seeped; the second cylinder body is sleeved on the third cylinder body, so that water is not easy to permeate into the space between the second cylinder body and the third cylinder body; the second cylinder body is in threaded connection with the third cylinder body, so that the disassembly is very convenient, and the second cylinder body and the third cylinder body are sealed through a second sealing ring, so that the second cylinder body and the third cylinder body are prevented from being seeped; the first barrel, the second barrel and the third barrel are sequentially communicated for cable arrangement.

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 view of a waterproof mechanism provided in an embodiment of the present invention;

fig. 2 is a schematic axial cross-sectional view (based on the axis of the first cylinder) of the waterproof mechanism according to an embodiment of the present invention;

fig. 3 is a schematic perspective assembly view of the first cylinder and the second cylinder provided in the embodiment of the present invention;

fig. 4 is a schematic perspective assembly view of the first cylinder and the third cylinder provided in the embodiment of the present invention;

fig. 5 is a schematic perspective view of a fifth sealing ring according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

11-a first cylinder; 111-a first annular groove; 12-a second cylinder; 121-a second annular groove; 13-a third cylinder; 14-a fourth cylinder; 15-seat body; 21-a first sealing ring; 22-a second sealing ring; 23-a third sealing ring; 24-a fourth seal ring; 25-fifth seal ring.

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 mechanism according to the present invention will be described. Waterproof mechanism includes: a first cylinder 11 (cylinder: hollow tubular object), a second cylinder 12, and a third cylinder 13; the first cylinder 11 is sleeved on the second cylinder 12, the first cylinder 11 is in threaded connection with the second cylinder 12, and the first cylinder 11 and the second cylinder 12 are sealed through a first sealing ring 21; the second cylinder 12 is sleeved on the third cylinder 13, the second cylinder 12 is in threaded connection with the third cylinder 13, and the second cylinder 12 and the third cylinder 13 are sealed through a second sealing ring 22.

Therefore, the first cylinder 11 is sleeved on the second cylinder 12, so that water is not easy to permeate into the space between the first cylinder 11 and the second cylinder 12; the first cylinder 11 and the second cylinder 12 are in threaded connection, so that the disassembly is very convenient, the first cylinder 11 and the second cylinder 12 are sealed through the first sealing ring 21, and the first cylinder 11 and the second cylinder 12 are prevented from being seeped; the second cylinder 12 is sleeved on the third cylinder 13, so that water is not easy to permeate into the space between the second cylinder 12 and the third cylinder 13; the second cylinder 12 and the third cylinder 13 are in threaded connection, so that the disassembly is very convenient, and the second cylinder 12 and the third cylinder 13 are sealed by a second sealing ring 22, so that water seepage between the second cylinder 12 and the third cylinder 13 is avoided; the first barrel 11, the second barrel 12 and the third barrel 13 are sequentially communicated for cable arrangement.

Specifically, in one embodiment, the first cylinder 11, the second cylinder 12, the third cylinder 13, and the fourth cylinder 14 are made of any one of copper and steel.

Specifically, in one embodiment, the first cylinder 11, the second cylinder 12, the third cylinder 13, and the fourth cylinder 14 are each cylindrical.

Optionally, in an embodiment, the first sealing ring 21 is sleeved on the second cylinder 12, and the first sealing ring 21 is clamped between the first cylinder 11 and the second cylinder 12.

Optionally, in an embodiment, the second sealing ring 22 is sleeved on the third cylinder 13, and the second sealing ring 22 is clamped between the second cylinder 12 and the third cylinder 13.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof mechanism of the present invention, a first annular groove 111 is annularly disposed on an inner wall of the first cylinder 11, and the first sealing ring 21 is clamped in the first annular groove 111. Therefore, the first sealing ring 21 is firmly clamped in the first annular groove 111 and is not easy to loosen.

Further, referring to fig. 1 to 5, as an embodiment of the waterproof mechanism of the present invention, the cross section of the first annular groove 111 is rectangular. Thus, when the first sealing ring 21 is clamped in the first annular groove 111 with a rectangular cross section, the first sealing ring 21 is not easy to slide out of the first annular groove 111.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof mechanism of the present invention, a second annular groove 121 is annularly disposed on the inner wall of the second cylinder 12, and the second sealing ring 22 is clamped in the second annular groove 121. Thus, the second sealing ring 22 is firmly clamped in the second annular groove 121 and is not easy to loosen.

Further, referring to fig. 1 to 5, as an embodiment of the waterproof mechanism of the present invention, the cross section of the second annular groove 121 is rectangular. Thus, when the second sealing ring 22 is clamped in the second annular groove 121 with a rectangular cross section, the second sealing ring 22 is not easy to slide out of the second annular groove 121.

Further, please refer to fig. 1 to 5, which are specific embodiments of the waterproof mechanism of the present invention, further including a seat 15 and a fourth cylinder 14 disposed on the seat 15 and for inserting the third cylinder 13; a third sealing ring 23 is sleeved on the third cylinder 13; when the third cylinder 13 is inserted into the fourth cylinder 14, the third seal ring 23 seals a gap between the third cylinder 13 and the fourth cylinder 14. Thus, when the third cylinder 13 is mounted on the seat body 15, the third cylinder 13 only needs to be inserted into the fourth cylinder 14; the third sealing ring 23 seals a gap between the third cylinder 13 and the fourth cylinder 14 to prevent water from permeating between the third cylinder 13 and the fourth cylinder 14.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof mechanism of the present invention, the seat body 15 is provided with a fourth sealing ring 24 disposed outside the fourth cylinder 14. In this manner, passing the fourth cartridge 14 through the mounting hole in the equipment enclosure and abutting the fourth sealing ring 24 against the enclosure prevents moisture from penetrating into the interior of the equipment enclosure from the mounting hole.

Further, please refer to fig. 1 to 5, as a specific embodiment of the waterproof mechanism provided by the present invention, a fifth sealing ring 25 is disposed in the first cylinder 11 and is used for sleeving the cable passing through the first cylinder 11. In this way, when the cable passes through the first cylinder 11 and enters the second cylinder 12/third cylinder 13, the fifth sealing ring 25 can prevent external moisture from entering the first cylinder 11.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof mechanism of the present invention, the fifth sealing ring 25 is provided with a plurality of wire holes for cables to pass through. Therefore, the plurality of wire passing holes can be used for a plurality of cables to pass through.

Further, referring to fig. 1 to 5, as a specific embodiment of the waterproof mechanism of the present invention, the fifth sealing ring 25 is an integrated piece made of silica gel. So, the leakproofness of the sealed cable of silica gel is good.

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 (10)

1. Waterproofing mechanism, its characterized in that includes: a first cylinder, a second cylinder, and a third cylinder; the first cylinder body is sleeved on the second cylinder body, the first cylinder body is in threaded connection with the second cylinder body, and the first cylinder body and the second cylinder body are sealed through a first sealing ring; the second cylinder body is sleeved on the third cylinder body, the second cylinder body is in threaded connection with the third cylinder body, and the second cylinder body is sealed with the third cylinder body through a second sealing ring.

2. The waterproofing mechanism according to claim 1 wherein the inner wall of the first cylinder has a first annular groove disposed thereon, and the first sealing ring is engaged with the first annular groove.

3. The waterproofing mechanism according to claim 2 wherein said first annular groove is rectangular in cross section.

4. The waterproofing mechanism according to claim 1 wherein a second annular groove is annularly provided on the inner wall of the second cylinder, and the second sealing ring is engaged in the second annular groove.

5. The waterproofing mechanism according to claim 4 wherein said second annular groove is rectangular in cross section.

6. The waterproof mechanism according to any one of claims 1 to 5, further comprising a holder body and a fourth cylinder body provided on the holder body and into which the third cylinder body is inserted; a third sealing ring is sleeved on the third cylinder; when the third cylinder is inserted into the fourth cylinder, the third sealing ring seals a gap between the third cylinder and the fourth cylinder.

7. The waterproofing mechanism according to claim 6 wherein said seat body is provided with a fourth sealing ring provided on the outside of said fourth cylinder.

8. The waterproof mechanism according to any one of claims 1 to 5, wherein a fifth sealing ring is provided in the first cylinder for fitting over a cable passing through the first cylinder.

9. The waterproof mechanism according to claim 8, wherein the fifth sealing ring is provided with a plurality of wire holes for cables to pass through.

10. The waterproofing mechanism according to claim 8 wherein said fifth seal ring is a one-piece member made of silicone.

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