CN218718990U

CN218718990U - Three-way gate valve

Info

Publication number: CN218718990U
Application number: CN202222749051.7U
Authority: CN
Inventors: 林祥宜
Original assignee: Shanghai Power Plant Valve Co ltd
Current assignee: Shanghai Power Plant Valve Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-03-24
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to a valve control technology field just discloses three-way gate valve, which comprises a valve body, valve body top fixedly connected with control mechanism, valve body both sides fixedly connected with sealing mechanism respectively. Control mechanism includes the valve gap, valve gap fixed connection is in the valve body top, the inside valve body that is provided with of valve gap, valve body upper surface threaded connection has valve-stem nut, valve-stem nut fixed surface is connected with the hand wheel, valve body bottom fixedly connected with tee bend valve plate, valve-stem nut lower surface rotates and is connected with the support, valve body top fixedly connected with limit bolt, fixedly connected with safety cover valve position indication in the middle of the valve-stem nut top, fixedly connected with gland between support bottom and the valve gap top. This tee bend slide valve through the control mechanism who sets up to let the user exert hard and diminish, and operate laborsaving convenience, and simple structure, maintenance and the maintenance measure of easy later stage.

Description

Three-way gate valve

Technical Field

The utility model relates to a valve control technical field specifically is tee bend slide valve.

Background

The gate valve can be used for connecting or cutting off a medium in a pipeline, and is widely used in the aspects of petroleum, natural gas, chemical engineering, water conservancy and the like.

A gate valve disclosed according to the patent number CN211371338U belongs to the technical field of valve equipment. The utility model discloses a slide valve main part and flashboard, slide valve main part surface are provided with the valve port, and the flashboard setting has seted up the through-hole in the inside cavity of slide valve main part, the inside rotating barrier that is provided with of flashboard, and rotating barrier sets up inside the flashboard through the pivot, and the duplex winding pivot free rotation also is provided with the through-hole in the pivot, and flashboard top one side is provided with miniature pneumatic cylinder, and miniature pneumatic cylinder passes through the telescopic link and connects rotating barrier.

Although the gate valve can reasonably control the flow of the fluid in the aspect of flowing the fluid medium, in practical situations, the fluid needs to be shunted, and effective control along with the fluid flow needs to be performed in the shunting process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tee bend slide valve to solve the problem that provides among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the three-way gate valve comprises a valve body, wherein a control mechanism is fixedly connected to the top of the valve body, and sealing mechanisms are fixedly connected to the two sides of the valve body respectively.

Control mechanism includes the valve gap, valve gap fixed connection is in the valve body top, the inside valve body that is provided with of valve gap, valve body upper surface threaded connection has valve-stem nut, valve-stem nut fixed surface is connected with the hand wheel, valve body bottom fixedly connected with tee bend valve plate, valve-stem nut lower surface rotates and is connected with the support, valve body top fixedly connected with limit bolt, fixedly connected with safety cover valve position indication in the middle of the valve-stem nut top, fixedly connected with gland between support bottom and the valve gap top.

Preferably, a through hole is formed in the middle of the inside of the valve cover, and the lower surface of the valve rod body penetrates through the through hole formed in the middle of the inside of the valve cover, so that the valve rod body can conveniently lift up and down in the through hole formed in the middle of the inside of the valve cover.

Preferably, the bottom and the left side of the three-way valve plate are respectively provided with an opening, the top ends of the two sides of the three-way valve plate are provided with through holes, the top of each opening is communicated with the middle of the bottom of each through hole, and fluid media can conveniently pass through the openings and the through holes.

Preferably, through holes are formed in the middle of the top of the valve body and the middle of the valve cover, and the surface of the valve rod body penetrates through the through holes formed in the middle of the top of the valve body and the middle of the valve cover.

Preferably, sealing mechanism includes the valve seat body, the valve seat body is fixed connection in the valve body both sides respectively, valve seat body one side fixedly connected with valve seat sealing washer, the first elastic sealing washer of fixedly connected with between valve seat sealing washer bottom and the valve seat body inner wall bottom, valve seat sealing washer right side and valve seat body left side fixedly connected with second elastic sealing washer.

Preferably, an inlet is formed in the left side of the valve seat body, a first outlet is formed in the right side of the valve seat body, and a second outlet perpendicular to the inlet is formed in the bottom of the valve seat body.

Preferably, the middle of the valve seat sealing ring is connected with the lower surface of the three-way valve plate in a sliding mode, and when the three-way valve plate moves, the sealing effect is achieved through the valve seat sealing ring.

Compared with the prior art, the utility model provides a tee bend slide valve possesses following beneficial effect:

1. this tee bend slide valve, through the control mechanism who sets up, valve-stem nut rotates the valve-stem body that lets threaded connection and carries out ascending and descending from top to bottom to the tee bend valve plate that drives the bottom connection through the valve-stem body carries out the oscilaltion, and the concrete export direction of control fluid medium when flowing out, thereby can change fluid medium's flow direction, thereby let the user apply hard and diminish, and operate laborsaving convenience, and simple structure, maintenance and maintenance measure in easy later stage.

2. This three-way gate valve through the sealing mechanism who sets up, through the effect of valve seat body, disk seat sealing washer and first elastic sealing washer, has further guaranteed the seal when fluid medium circulates in three-way gate valve to increase its reliability of using.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor:

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a front sectional view of the overall structure of the present invention;

FIG. 3 is a left side sectional view of the overall structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a valve body; 2. a control mechanism; 21. a valve cover; 22. a valve stem body; 23. a valve stem nut; 24. a hand wheel; 25. a three-way valve plate; 26. a gland; 27. a support; 28. a limit bolt; 29. a boot valve position indication; 3. a sealing mechanism; 31. a valve seat body; 32. a valve seat sealing ring; 33. a first elastic sealing ring; 34. and a second elastic sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

The utility model provides a following technical scheme:

example one

With reference to fig. 2 to 4, the three-way gate valve comprises a valve body 1, wherein the top of the valve body 1 is fixedly connected with a control mechanism 2, and two sides of the valve body 1 are respectively and fixedly connected with a sealing mechanism 3;

control mechanism 2 includes valve gap 21, valve gap 21 fixed connection is at 1 top of valve body, the inside valve body 22 that is provided with of valve gap 21, surface thread is connected with valve-stem nut 23 on the valve body 22, valve-stem nut 23 fixed surface is connected with hand wheel 24, valve-stem nut 22 bottom fixedly connected with tee bend valve plate 25, surface rotation is connected with support 27 under the valve-stem nut 23, valve-stem body 22 top fixedly connected with stop bolt 28, fixedly connected with safety cover valve position instructs 29 in the middle of the valve-stem nut 23 top, fixedly connected with gland 26 between support 27 bottom and the valve gap 21 top, the through-hole has been seted up in the middle of the valve gap 21 is inside, the through-hole of seting up in the middle of valve gap 21 is run through to valve-stem body 22 lower surface, the opening is seted up respectively to tee bend valve plate 25 bottom and left side, the through-hole has been seted up on tee bend valve plate 25 both sides top, communicate with each other in the middle of opening top and through-hole bottom.

Further, all seted up the through-hole in the middle of 1 top of valve body and the valve gap 21, the through-hole of seting up in the middle of 1 top of valve body and the valve gap 21 is all run through simultaneously on the valve body 22 surface, valve-stem nut 23 rotates the valve body 22 who lets threaded connection and carries out ascending and descending from top to bottom to drive the tee bend valve plate 25 that the bottom is connected through the valve body 22 and carry out the oscilaltion, and the concrete export direction of control fluid medium when flowing, and moment is little, and it is convenient to operate laborsaving, and simple structure.

Example two

Referring to fig. 1-4, and on the basis of the first embodiment, further obtain that sealing mechanism 3 includes valve seat body 31, valve seat body 31 is fixed connection in 1 both sides of valve body respectively, valve seat body 31 one side fixedly connected with valve seat sealing washer 32, fixedly connected with first elastic sealing washer 33 between valve seat sealing washer 32 bottom and the valve seat body 31 inner wall bottom, valve seat sealing washer 32 right side and valve seat body 31 left side fixedly connected with second elastic sealing washer 34, the import has been seted up on valve seat body 31 left side, first export has been seted up on valve seat body 31 right side, valve seat body 31 bottom has been seted up with the import vertically second export.

Furthermore, the middle of the valve seat sealing ring 32 is connected with the lower surface of the three-way valve plate 25 in a sliding mode, and the tightness of the fluid medium in the three-way gate valve during circulation is further guaranteed through the effects of the valve seat body 31, the valve seat sealing ring 32 and the first elastic sealing ring 33, so that the use reliability of the three-way gate valve is improved.

In the actual operation process, when the three-way gate valve is used, a horizontal through opening is formed inside the three-way valve plate 25, openings are formed in two sides of the through opening, an inlet and an outlet in the horizontal direction and a second outlet in the vertical direction are formed in the three-way gate valve, when fluid medium circulates through the three-way gate valve from the left side, the fluid medium is conveyed, and therefore the conveying operation of the fluid medium is performed.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element described by the phrase "comprising a. -" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. Tee bend slide valve, including valve body (1), its characterized in that: the top of the valve body (1) is fixedly connected with a control mechanism (2), and two sides of the valve body (1) are respectively and fixedly connected with a sealing mechanism (3);

control mechanism (2) include valve gap (21), valve gap (21) fixed connection is in valve body (1) top, the valve gap (21) is inside to be provided with the valve body of rod (22), surface thread is connected with valve-stem nut (23) on the valve body of rod (22), valve-stem nut (23) fixed surface is connected with hand wheel (24), valve body of rod (22) bottom fixedly connected with tee bend valve plate (25), valve-stem nut (23) lower surface rotation is connected with support (27), valve body of rod (22) top fixedly connected with stop bolt (28), fixedly connected with safety cover valve position indication (29) in the middle of valve-stem nut (23) top, fixedly connected with gland (26) between support (27) bottom and valve gap (21) top.

2. The three-way gate valve of claim 1, wherein: the valve rod body (22) is arranged in the valve cover (21) and is provided with a through hole in the middle, and the lower surface of the valve rod body penetrates through the through hole in the middle in the valve cover (21).

3. The three-way gate valve of claim 1, wherein: the bottom and the left side of the three-way valve plate (25) are respectively provided with an opening, the top ends of the two sides of the three-way valve plate (25) are provided with through holes, and the top of the opening is communicated with the middle of the bottom of the through hole.

4. The three-way gate valve of claim 1, wherein: the valve is characterized in that through holes are formed in the middle of the top of the valve body (1) and the middle of the valve cover (21), and the surface of the valve rod body (22) penetrates through the through holes formed in the middle of the top of the valve body (1) and the middle of the valve cover (21) simultaneously.

5. The three-way gate valve of claim 1, wherein: sealing mechanism (3) are including the valve seat body (31), valve seat body (31) difference fixed connection is in valve body (1) both sides, valve seat body (31) one side fixedly connected with valve seat sealing washer (32), the first elastic sealing washer (33) of fixedly connected with between valve seat sealing washer (32) bottom and valve seat body (31) inner wall bottom, valve seat sealing washer (32) right side and valve seat body (31) left side fixedly connected with second elastic sealing washer (34).

6. The three-way gate valve according to claim 5, characterized in that: the import has been seted up on valve seat body (31) left side, first export has been seted up on valve seat body (31) right side, valve seat body (31) bottom is seted up with the import vertically second export.

7. The three-way gate valve according to claim 5, characterized in that: the middle of the valve seat sealing ring (32) is connected with the lower surface of the three-way valve plate (25) in a sliding way.