CN212797906U

CN212797906U - Connecting cover

Info

Publication number: CN212797906U
Application number: CN202021507950.0U
Authority: CN
Inventors: 袁风球
Original assignee: Shenzhen Zhizhen Bio Tech Co ltd
Current assignee: Shenzhen Zhizhen Bio Tech Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-26
Anticipated expiration: 2030-07-27

Abstract

The utility model belongs to the technical field of fluid transmission and relates to a connecting cover, which comprises a cover body and a pipe body connected with the cover body, wherein the cover body is cylindrical and comprises an inner cavity provided with an opening, and the outer wall of the cover body is provided with a thread part and a rotating part for rotating the cover body; the pipe body is arranged on one side of the cover body far away from the opening end and communicated with the inner cavity, and the outer diameter of the pipe body is gradually reduced towards one side far away from the cover body. The utility model arranges a thread part on the outer wall of the cover body, and the thread part can be matched with the thread of the container bottle mouth; the outer diameter of the tube body is gradually reduced towards one side far away from the cover body, so that the air guide tube can be conveniently sleeved on the outer wall of the tube body, the air guide tube can form interference fit with the tube body, the air guide tube is not easy to separate from the tube body, and the connection is very convenient; when hydrogen is required to be transferred from one container to another container, only the end part of the air guide pipe is required to be connected to the pipe body, and then the cover body is connected to the bottle opening of the container, so that the hydrogen storage container is very convenient to disassemble and assemble.

Description

Connecting cover

Technical Field

The utility model relates to a fluid transmission technical field, more specifically say, it relates to a connection lid.

Background

During the production and transportation of hydrogen, it is often necessary to transfer hydrogen from one container to another using a gas-conducting tube, which is connected to the mouth of the container. At present, the air duct is connected by mainly adopting a mode of sleeving the air duct on the bottle mouth of the bottle body, but the air duct is thin and is very inconvenient to connect due to the fact that the bottle mouth of the container is large.

SUMMERY OF THE UTILITY MODEL

The utility model provides a connect lid has solved the inconvenient problem of being connected of air duct and container bottleneck among the prior art.

The technical scheme of the utility model is realized like this:

a connecting cover comprises a cover body and a pipe body connected with the cover body, wherein the cover body is cylindrical, the cover body comprises an inner cavity provided with an opening, and the outer wall of the cover body is provided with a threaded part and a rotating part for rotating the cover body; the pipe body is arranged on one side of the cover body far away from the opening end and communicated with the inner cavity, and the outer diameter of the pipe body is gradually reduced towards one side far away from the cover body.

In a preferred embodiment, the threaded portion is located on a side of the cover body close to the opening, and the rotating portion is located on a side of the cover body close to the tube body.

In a preferred embodiment, the rotating portion protrudes from a side wall of the cover.

In a preferred embodiment, the outer wall of the rotating part is provided with anti-slip threads.

As a preferred embodiment, a connecting ring groove is formed on one side of the outer wall of the pipe body, which is far away from the cover body.

In a preferred embodiment, the connecting cover comprises a plastic integral injection molding piece.

As a preferred embodiment, the connection cover includes a transparent member.

After the technical scheme is adopted, the beneficial effects of the utility model are that: the utility model arranges a thread part on the outer wall of the cover body, the thread part can be matched with the thread of the container bottle mouth, and the cover body can be connected to the container bottle mouth by rotating the rotating part; the outer diameter of the tube body is gradually reduced towards one side far away from the cover body, so that the air guide tube can be conveniently sleeved on the outer wall of the tube body, the air guide tube can form interference fit with the tube body, the air guide tube is not easy to separate from the tube body, and the connection is very convenient; through this connection lid, when need shift hydrogen in another container from a container, only need with the tip of air duct be connected to the body on, be connected to the lid again on the container bottleneck, the dismouting is all very convenient.

Drawings

In order to illustrate the solution of the present invention more clearly, the drawings needed for describing the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts. Wherein:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;

fig. 3 is a front view of the present invention.

In the figure, 10, a cover; 11. an opening; 12. a threaded portion; 13. a rotating part; 20. a pipe body; 21. the connecting ring groove.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, for example, the terms "length," "width," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or position illustrated in the drawings, which are for convenience of description only and are not to be construed as limiting of the present disclosure.

The terms "including" and "having," and any variations thereof, in the description and claims of this invention and the description of the above figures are intended to cover non-exclusive inclusions; the terms "first," "second," and the like in the description and in the claims, or in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential or chronological order. The meaning of "plurality" is two or more unless specifically limited otherwise.

In the description and claims of the present invention and in the description of the above figures, when an element is referred to as being "fixed" or "mounted" or "disposed" or "connected" to another element, it can be directly or indirectly located on the other element. For example, when an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Example (b):

as shown in fig. 1 to 3, a connection cap includes a cap body 10 and a tube body 20 connected to the cap body 10, the cap body 10 is cylindrical, the cap body 10 includes an inner cavity provided with an opening 11, and an outer wall of the cap body 10 is provided with a threaded portion 12 and a rotating portion 13 for rotating the cap body 10; the tube 20 is disposed on a side of the cover 10 away from the opening 11 and is communicated with the inner cavity, and an outer diameter of the tube 20 is gradually reduced toward the side away from the cover 10. The utility model arranges a thread part 12 on the outer wall of the cover body 10, the thread part 12 can be matched with the thread of the container bottle mouth, and the cover body 10 can be connected to the container bottle mouth by rotating the rotating part 13; the outer diameter of the tube body 20 is gradually reduced towards one side far away from the cover body 10, so that the air guide tube can be conveniently sleeved on the outer wall of the tube body 20, the air guide tube can form interference fit with the tube body 20, the air guide tube is not easy to separate from the tube body 20, and the connection is very convenient; through this connection lid, when need shift hydrogen in another container from a container, only need to be connected the tip of air duct to body 20 on, again with lid 10 be connected to the container bottleneck, the dismouting is all very convenient.

As shown in fig. 1 to 3, the threaded portion 12 is located on a side of the cover 10 close to the opening 11, and the rotating portion 13 is located on a side of the cover 10 close to the tube 20. Specifically, since the threaded portion 12 is engaged with the internal threads of the container neck opening, and the rotating portion 13 is located on the side of the cap body 10 close to the tube body 20, the rotating portion 13 should not occupy the space of the neck opening, so that the threaded portion 12 is more firmly connected with the container neck opening.

Preferably, the rotating portion 13 protrudes from the side wall of the cover 10, in this embodiment, the rotating portion 13 is a circular ring, and the outer diameter of the rotating portion 13 is larger than the outer diameter of the cover 10, so that the cover 10 can be rotated more easily.

Preferably, in order not to slip when rotating the rotating portion 13, an outer wall of the rotating portion 13 is provided with anti-slip lines.

As shown in fig. 1 to 3, a connecting ring groove 21 is formed on one side of the outer wall of the tube body 20, which is away from the cover body 10, and specifically, the air guiding tube can be in concave-convex fit with the connecting ring groove 21, so that the air guiding tube can be further conveniently connected to the tube body 20.

As shown in fig. 1 to 3, the connection cover includes a plastic integral injection molding part, and particularly, the connection cover can be mass-produced after a mold of the connection cover is manufactured by plastic injection molding, thereby reducing the production cost.

In the present embodiment, in order to facilitate observation of the inside of the connection cover, the connection cover includes a transparent member, and in particular, the connection cover may be made of transparent plastic.

To sum up, the outer wall of the cover body 10 of the present invention is provided with the thread portion 12, the thread portion 12 can be in thread fit with the container bottle mouth, and the cover body 10 can be connected to the container bottle mouth by rotating the rotating portion 13; the outer diameter of the tube body 20 is gradually reduced towards one side far away from the cover body 10, so that the air guide tube can be conveniently sleeved on the outer wall of the tube body 20, the air guide tube can form interference fit with the tube body 20, the air guide tube is not easy to separate from the tube body 20, and the connection is very convenient; through this connection lid, when need shift hydrogen in another container from a container, only need to be connected the tip of air duct to body 20 on, again with lid 10 be connected to the container bottleneck, the dismouting is all very convenient.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A connecting cover, characterized in that: the anti-theft device comprises a cover body (10) and a pipe body (20) connected with the cover body (10), wherein the cover body (10) is cylindrical, the cover body (10) comprises an inner cavity provided with an opening (11), and the outer wall of the cover body (10) is provided with a threaded part (12) and a rotating part (13) used for rotating the cover body (10); the pipe body (20) is arranged on one side, far away from the opening (11), of the cover body (10) and communicated with the inner cavity, and the outer diameter of the pipe body (20) is gradually reduced towards one side, far away from the cover body (10).

2. A connecting cover as claimed in claim 1, wherein: the threaded portion (12) is located on one side of the cover body (10) close to the opening (11), and the rotating portion (13) is located on one side of the cover body (10) close to the pipe body (20).

3. A connecting cover as claimed in claim 2, wherein: the rotating part (13) protrudes from the side wall of the cover body (10).

4. A connecting cover according to claim 3, wherein: the outer wall of the rotating part (13) is provided with anti-skid grains.

5. A connecting cover as claimed in claim 1, wherein: and a connecting ring groove (21) is formed in one side, far away from the cover body (10), of the outer wall of the pipe body (20).

6. A connecting cap according to any one of claims 1 to 5, wherein: the connecting cover comprises a plastic integrated injection molding part.

7. A connecting cover as claimed in claim 6, wherein: the connection cover includes a transparent member.