CN219317744U

CN219317744U - Detachable gate valve

Info

Publication number: CN219317744U
Application number: CN202320276598.1U
Authority: CN
Inventors: 胡胜亮; 翁海咸
Original assignee: Zhejiang Shangfeng Valve Co ltd
Current assignee: Zhejiang Shangfeng Valve Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-07-07
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to the technical field of gate valves, in particular to a detachable gate valve, which comprises a gate valve main body, wherein a valve rod is connected inside the gate valve main body, a hand wheel is connected to the top of the valve rod, gate valve limiting plates are connected to the left side and the right side of the gate valve main body, a threaded pipe is connected to one side of the gate valve limiting plates, which is far away from the gate valve main body, a connecting piece is sleeved outside the threaded pipe, and different-size external pipelines are connected by designing different-size connecting pieces.

Description

Detachable gate valve

Technical Field

The utility model relates to the technical field of gate valves, in particular to a detachable gate valve.

Background

The gate valve is used for switching on or switching off the medium circulation of the pipeline, changing the medium circulation, changing the flow direction of the medium, regulating the pressure and flow of the medium and protecting the normal operation of equipment of the pipeline.

Through retrieval, a detachable valve hand wheel is mentioned in published application number CN202020550511.1, the utility model relates to the technical field of valve hand wheels, and the detachable valve hand wheel comprises an outer wheel, an inner wheel and a connecting pipe, wherein the inner wheel and the connecting pipe are positioned inside the outer wheel, the inner wheel surrounds the outer wall of the connecting pipe, and five connecting rods which are annularly and equidistantly arranged are welded among the outer wheel, the inner wheel and the connecting pipe; the left side and the right side of the inner wall of the connecting pipe are provided with symmetrically arranged magnetic rings, at least three equidistantly arranged reset springs are respectively fixed between the outer wall of the magnetic rings and the inner wall of the connecting pipe, and the magnetic rings are movably connected with the connecting pipe through the reset springs; three sockets which are equidistantly arranged are formed in the upper surface of the inner wheel, a stress wheel is arranged above the inner wheel, and three plugboards which are equidistantly arranged are vertically welded below the stress wheel; the utility model has the beneficial effects that: when the hand wheel is installed, the connectivity between the hand wheel and the valve is enhanced, the loosening phenomenon is reduced, the stress point of the hand wheel during rotation is increased, and the phenomenon that the hand wheel is difficult to rotate is avoided.

Although the problems mentioned in the background art are solved in the scheme, the defects that only the valve hand wheel can be disassembled in the scheme, but the interface ends at two sides cannot be disassembled, so that the interfaces at two sides of the gate valve can only be connected for pipelines with a single size, and the pipelines with different sizes cannot be assembled in a matching manner still exist.

Disclosure of Invention

The present utility model is directed to a detachable gate valve, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a dismantlement formula gate valve, includes the gate valve main part, the internally connected of gate valve main part has the valve rod, the top of valve rod is connected with the hand wheel, the left and right sides of gate valve main part is connected with the gate valve limiting disc, one side that gate valve limiting disc kept away from the gate valve main part is connected with the screwed pipe, the outside cover of screwed pipe is equipped with the connecting piece.

In a preferred scheme of the utility model, a connecting sleeve is arranged on one side of the connecting piece, which is positioned on the threaded pipe, and a connecting interface is arranged on one side of the connecting sleeve, which is far away from the threaded pipe.

As a preferable scheme of the utility model, a plurality of screw holes are formed on the outer sides of the threaded pipe and the connecting sleeve in a surrounding mode, and the threaded pipe and the plurality of screw holes on the connecting sleeve are matched with each other for use.

As a preferable scheme of the utility model, the inside of the connecting sleeve is also provided with a sealing sleeve with an annular structure, the outer side of the threaded pipe is connected with the inside of the connecting sleeve in a threaded connection mode, and the sealing sleeve is connected with a gap between the connecting sleeve and the threaded pipe in a splicing mode.

In a preferred scheme of the utility model, the threaded pipe and the connecting sleeve are connected through a plurality of locking screws passing through a plurality of screw holes respectively in a threaded connection mode.

In a preferred scheme of the utility model, a plurality of connecting pieces are integrally arranged, and the connecting interfaces of each connecting piece are different in inner size and are made of stainless steel materials.

Compared with the prior art, the utility model has the beneficial effects that:

according to the detachable gate valve, the connecting pieces with different sizes are designed to be matched with the external pipelines with different sizes for connection, and meanwhile, the connecting pieces and the gate valve main body are of the detachable structure, so that the connecting pieces with different sizes can be conveniently replaced to be matched with the pipelines with different sizes for installation, and the overall applicability of the gate valve is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a partially exploded view of the present utility model;

FIG. 3 is a schematic view of the partial internal structure of the gate valve body of the present utility model;

fig. 4 is a schematic view of a connector structure with different dimensions according to the present utility model.

In the figure: 1. a gate valve body; 2. a valve stem; 3. a hand wheel; 4. a gate valve limiting disc; 5. a threaded tube; 6. a connecting piece; 61. a connection sleeve; 62. a connection interface; 63. screw holes; 64. sealing sleeve; 65. locking the screw.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present utility model provides a technical solution:

the detachable gate valve comprises a gate valve main body 1, a valve rod 2 is connected in the gate valve main body 1, a hand wheel 3 is connected at the top of the valve rod 2, the left and right sides of gate valve main part 1 is connected with gate valve limiting plate 4, and one side that gate valve limiting plate 4 kept away from gate valve main part 1 is connected with screwed pipe 5, and the outside cover of screwed pipe 5 is equipped with connecting piece 6.

Specifically, the connecting piece 6 is provided with the adapter sleeve 61 on one side of screwed pipe 5, one side that screwed pipe 5 was kept away from to adapter sleeve 61 is provided with connection interface 62, all encircle on the outside of screwed pipe 5 and adapter sleeve 61 and offered a plurality of screw holes 63, wherein the use of mutually supporting between a plurality of screw holes 63 on screwed pipe 5 and the adapter sleeve 61, make the outer end that screwed pipe 5 was located to adapter sleeve 61 cover through rotatory connecting piece 6, then pass screw hole 63 through a plurality of locking screws 65 and connect between adapter sleeve 61 and screwed pipe 5 to realize the installation and the dismantlement between this connecting piece 6 and gate valve main part 1.

The inside of the connecting sleeve 61 is further provided with a sealing sleeve 64 with an annular structure, the sealing sleeve 64 is arranged between the threaded pipe 5 and the connecting sleeve 61 to improve tightness during connection, the outside of the threaded pipe 5 is connected with the inside of the connecting sleeve 61 in a threaded connection mode, gaps between the sealing sleeve 64 and the connecting sleeve 61 and between the threaded pipe 5 are connected in an inserting mode, and the threaded pipe 5 and the connecting sleeve 61 are connected in a threaded mode through a plurality of locking screws 65 through a plurality of screw holes 63 respectively, so that the connecting pieces 6 on two sides are convenient to detach.

Preferably, the plurality of the connection members 6 are integrally provided, and the connection interface 62 of each connection member 6 is made of a stainless steel material having different inner dimensions, so that the connection member 6 can be prevented from being corroded after a long-term use.

The working flow of the utility model is as follows: when the detachable gate valve is used, when the connecting pieces 6 on two sides of the gate valve main body 1 are required to be detached for replacement, a plurality of locking screws 65 are detached firstly through a tool, at this time, the connecting pieces 6 are in a movable state, then the connecting pieces 6 are rotated reversely, the connecting sleeve 61 is caused to be positioned on the outer side of the threaded pipe 5, simultaneously, the connecting pieces 6 are pulled outwards while rotating, the connecting pieces 6 and the gate valve main body 1 are caused to be separated, the purpose of detachment is achieved, then the proper connecting pieces 6 are selected, the connecting sleeve 61 on the connecting pieces 6 is sleeved on the threaded pipe 5 and pushed forwards, the threads on the inner wall of the connecting sleeve 61 correspond to the threads on the outer surface of the threaded pipe 5, then the connecting sleeve 61 is rotated positively, the connecting sleeve 61 is caused to be connected with the threaded pipe 5, meanwhile, the sealing sleeve 64 is inserted between the threaded pipe 5 and the connecting sleeve 61 under the condition of being in an inserting manner, finally, the connecting sleeve 64 is caused to pass through a plurality of screw holes 63 respectively between the threaded pipe 5 and the connecting sleeve 61, the connecting sleeve 61 is connected with the connecting sleeve 61 in the condition of being connected with the connecting sleeve 61, and then the connecting sleeve 61 is connected with the threaded pipe 6 through the threaded pipe 5 through the corresponding screw holes 63, and then the connecting sleeve 61 is connected with the connecting piece 6 is connected through the connecting sleeve 6 through the connecting piece 6, and the connecting piece 1 can be fixed, and then the connecting body is connected by the connecting piece 1 through the connecting piece and the connecting piece 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dismantlement formula gate valve, includes gate valve main part (1), its characterized in that: the inside of gate valve main part (1) is connected with valve rod (2), the top of valve rod (2) is connected with hand wheel (3), the left and right sides of gate valve main part (1) is connected with gate valve limiting disc (4), one side that gate valve limiting disc (4) kept away from gate valve main part (1) is connected with screwed pipe (5), the outside cover of screwed pipe (5) is equipped with connecting piece (6).

2. A removable gate valve as defined in claim 1, wherein: the connecting piece (6) is provided with a connecting sleeve (61) on one side of the threaded pipe (5), and a connecting interface (62) is arranged on one side of the connecting sleeve (61) away from the threaded pipe (5).

3. A removable gate valve as defined in claim 1, wherein: a plurality of screw holes (63) are formed in the outer sides of the threaded pipe (5) and the connecting sleeve (61) in a surrounding mode, and the threaded pipe (5) and the plurality of screw holes (63) in the connecting sleeve (61) are matched with each other.

4. A removable gate valve as defined in claim 2, wherein: the inside of adapter sleeve (61) still is provided with seal cover (64) of annular structure, the outside of screwed pipe (5) is connected and connected the mode for threaded connection with the inside of adapter sleeve (61), and wherein seal cover (64) is connected and connected the mode for grafting with the gap between adapter sleeve (61), screwed pipe (5).

5. A removable gate valve according to claim 3, wherein: the threaded pipe (5) and the connecting sleeve (61) are connected through a plurality of locking screws (65) through a plurality of screw holes (63) respectively in a threaded connection mode.

6. A removable gate valve as defined in claim 1, wherein: the connecting pieces (6) are integrally provided with a plurality of connecting interfaces (62) of each connecting piece (6) with different internal sizes, and are made of stainless steel materials.