CN213628962U

CN213628962U - Make things convenient for flow control's stop valve

Info

Publication number: CN213628962U
Application number: CN202021959218.7U
Authority: CN
Inventors: 尚良品; 张广才
Original assignee: Anhui Zongheng Pump & Valve Manufacturing Co ltd
Current assignee: Anhui Zongheng Pump & Valve Manufacturing Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-07-06
Anticipated expiration: 2030-09-09

Abstract

The utility model relates to the technical field of stop valves, and discloses a stop valve convenient for flow control, which comprises a valve body, wherein a valve cover is bolted at the top of the valve body, a through hole is formed at the top inside the valve body, a threaded hole is formed inside the valve cover, a valve rod is connected in the threaded hole, the bottom of the valve rod extends to the bottom of the through hole and is welded with a lug, and a current limiting column is integrally formed at the top inside the valve body; the utility model discloses a setting of valve body, valve gap, through-hole, valve rod, lug, current-limiting column, current-limiting groove, current-limiting hole, current-limiting block, flow sign and hand wheel makes this device possess can the accurate regulation water flow size, and the leakproofness is better, and conveniently adjusts the advantage of water flow size, has solved current stop valve when adjusting water flow size simultaneously, adjusts the accuracy not high, can't know the size of current water flow, and the leakproofness is relatively poor, the inconvenient problem of adjusting the size of water flow.

Description

Make things convenient for flow control's stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is a make things convenient for flow control's stop valve.

Background

The stop valve, also called stop valve, one of the most extensive valves, it is popular because the frictional force between the sealing surfaces is small in the opening and closing process, it is durable, the opening height is not large, it is easy to manufacture, it is convenient to maintain, it is not only suitable for middle and low pressure, but also suitable for high pressure. The closing principle of the stop valve is that the sealing surface of the valve clack is tightly attached to the sealing surface of the valve seat by means of the pressure of the valve rod, and the medium is prevented from flowing.

When adjusting the water flow size, current stop valve adjusts the accuracy not high, can't know the size of current water flow, and the leakproofness is relatively poor, and the size of inconvenient regulation water flow for this reason we provide one kind can the accurate adjustment water flow size, and the leakproofness is better, and conveniently adjusts the stop valve of water flow size, solves the problem that above content exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a make things convenient for flow control's stop valve possesses can the accurate regulation water flow size, and the leakproofness is better, and the advantage of convenient regulation water flow size, has solved current stop valve when adjusting water flow size, adjusts the accuracy not high, can't know the size of current discharge, and the leakproofness is relatively poor, the problem of the size of inconvenient regulation water flow.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a make things convenient for flow control's stop valve, includes the valve body, the valve gap has been bolted at the top of valve body, the through-hole has been seted up at the inside top of valve body, the inside set up screw hole of valve gap, screw hole female connection has the valve rod, the bottom of valve rod extends to the bottom of through-hole and has the lug, the inside top integrated into one piece current-limiting post of valve body, the inside of current-limiting post is equipped with the current-limiting groove, the current-limiting hole has been seted up to the bottom on current-limiting post right side, the inside sliding connection current-limiting block in current-limiting groove, the top of current-limiting block is seted up flutedly, the lug rotates with the recess and is connected, the top of valve rod side is equipped.

Preferably, both sides at valve gap top all weld the gag lever post, the top welding of gag lever post has the spacing ring.

Preferably, the guide grooves are formed in the two sides of the top of the flow limiting block, the guide columns are welded to the two sides of the top of the valve body, and the guide columns are connected with the guide grooves in a sliding mode.

Preferably, a sealing gasket is bonded on the surface of the flow limiting block, and the sealing gasket is made of rubber.

Preferably, the two sides of the valve body are both provided with annular grooves, and sealing rings are bonded inside the annular grooves.

Preferably, the right side of the top of the hand wheel is bolted with a fixed block, and the top of the fixed block is rotatably connected with a rotating cap.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a valve body, valve gap, through-hole, valve rod, lug, current-limiting column, current-limiting groove, current-limiting hole, current-limiting block, flow sign and hand wheel set up, make this device possess can the accurate regulation water flow size, the leakproofness is better, and conveniently adjust the advantage of water flow size, solved current stop valve when adjusting water flow size simultaneously, adjust the accuracy not high, can't know the size of current water flow, the leakproofness is relatively poor, the inconvenient problem of adjusting the size of water flow;

2. the arrangement of the limiting rod and the limiting ring is convenient for limiting the descending depth of the valve rod, and the descending of the flow limiting block is prevented from being too low; through the arrangement of the guide groove and the guide post, the flow limiting block is convenient to guide, and the flow limiting block is prevented from rotating and shaking left and right;

3. by arranging the sealing gasket, the sealing performance between the flow limiting block and the flow limiting groove is improved, and water flow is prevented from flowing out from a gap between the valve body and the valve cover; through the arrangement of the annular groove and the sealing ring, the phenomenon of poor sealing when the valve body is connected with a water pipe is prevented, and water flow leakage is prevented; through the setting of fixed block and rotatory cap, the staff of being convenient for rotates the hand wheel, has promoted the speed of regulation.

Drawings

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is a perspective view of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a valve body; 2. a valve cover; 3. a through hole; 4. a valve stem; 5. a bump; 6. a flow-limiting column; 7. a flow limiting groove; 8. a flow restriction orifice; 9. a flow limiting block; 10. flow identification; 11. a hand wheel; 12. a limiting rod; 13. a limiting ring; 14. a guide groove; 15. a guide post; 16. a gasket; 17. an annular groove; 18. a seal ring; 19. a fixed block; 20. the cap is rotated.

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.

Referring to fig. 1-4, a stop valve convenient for flow control comprises a valve body 1, a valve cover 2 is bolted on the top of the valve body 1, a through hole 3 is formed in the top of the inside of the valve body 1, a threaded hole is formed in the inside of the valve cover 2, a valve rod 4 is connected in the threaded hole in a threaded manner, the bottom of the valve rod 4 extends to the bottom of the through hole 3 and is welded with a lug 5, a flow limiting column 6 is integrally formed on the top of the inside of the valve body 1, a flow limiting groove 7 is formed in the inside of the flow limiting column 6, a flow limiting hole 8 is formed in the bottom of the right side of the flow limiting column 6, a flow limiting block 9 is slidably connected in the inside of the flow limiting groove 7, a groove is formed in the top of the flow limiting block 9, the lug 5 is rotatably connected with the groove, a flow mark 10 is arranged on the top, Current limit post 6, current-limiting groove 7, restricted aperture 8, current-limiting piece 9, flow identification 10 and hand wheel 11's setting makes this device possess can the accurate regulation water flow size, and the leakproofness is better, and conveniently adjusts the advantage of water flow size, has solved current stop valve when adjusting water flow size simultaneously, adjusts the accuracy not high, can't know the size of current water flow, and the leakproofness is relatively poor, the problem of the size of inconvenient regulation water flow.

In this embodiment, it is concrete, gag lever post 12 has all been welded to the both sides at valve gap 2 top, and gag collar 13 has been welded at the top of gag lever post 12, through

gag lever post

12 and 13 setting of gag collar, is convenient for restrict the degree of depth that valve rod 4 descends, prevents that current-limiting block 9 from descending and crosses lowly.

In this embodiment, specifically, guide way 14 has all been seted up to the both sides at current-limiting block 9 top, and guide post 15 has all been welded to the both sides at the inside top of valve body 1, and

guide post

15 and 14 sliding connection of guide way are convenient for lead current-limiting block 9 through the setting of guide way 14 and guide post 15, prevent that current-limiting block 9 from appearing rotatory and controlling and rock.

In this embodiment, specifically, the sealing gasket 16 is bonded to the surface of the flow limiting block 9, the sealing gasket 16 is made of rubber, and the sealing performance between the flow limiting block 9 and the flow limiting groove 7 is improved by the sealing gasket 16, so that water is prevented from flowing out from a gap between the valve body 1 and the valve cover 2.

In this embodiment, specifically, annular groove 17 has all been seted up to the both sides of valve body 1, and annular groove 17's inside bonds and has sealing ring 18, through the setting of annular groove 17 and sealing ring 18, appears sealed bad phenomenon when preventing valve body 1 and water piping connection, prevents that rivers from leaking.

In this embodiment, specifically, the right side of the top of the hand wheel 11 is bolted with a fixed block 19, the top of the fixed block 19 is rotatably connected with a rotating cap 20, and through the arrangement of the fixed block 19 and the rotating cap 20, a worker can rotate the hand wheel 11 conveniently, so that the adjusting speed is increased.

The theory of operation, when the valve is in the encapsulated situation, current-limiting block 9 is in the bottom in current-limiting groove 7, current-limiting block 9 and the inner wall sealing contact of current-limiting groove 7, current-limiting hole 8 seals up completely, at this moment, there is not liquid to pass through, when the size of rivers is opened or adjusted to needs, through rotatory cap 20 or direct rotation hand wheel 11, hand wheel 11 drives the rotatory and upward movement of valve rod 4, lug 5 drive current-limiting block 9 upward movement of valve rod 4 bottom, when current-limiting block 9's bottom moves to being higher than current-limiting hole 8, rivers can pass through, observe flow sign 10, continue rotatory hand wheel 11, adjust to required discharge size.

It is noted that, herein, relational terms such as first and second, and the like may be 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 defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides a make things convenient for stop valve of flow control, includes valve body (1), its characterized in that: the top of the valve body (1) is bolted with a valve cover (2), the top inside the valve body (1) is provided with a through hole (3), the inside of the valve cover (2) is provided with a threaded hole, a valve rod (4) is connected in the threaded hole in a threaded manner, the bottom of the valve rod (4) extends to the bottom of the through hole (3) and is welded with a lug (5), the top inside the valve body (1) is integrally formed with a current limiting column (6), the inside of the current limiting column (6) is provided with a current limiting groove (7), the bottom on the right side of the current limiting column (6) is provided with a current limiting hole (8), the inside of the current limiting groove (7) is slidably connected with a current limiting block (9), the top of the current limiting block (9) is provided with a groove, the lug (5) is rotatably connected with the groove, the top on the side of the valve rod (4), the top of the valve rod (4) is welded with a hand wheel (11).

2. A shut-off valve to facilitate flow control as defined in claim 1, wherein: both sides at valve gap (2) top all weld gag lever post (12), the top welding of gag lever post (12) has spacing ring (13).

3. A shut-off valve to facilitate flow control as defined in claim 1, wherein: guide way (14) have all been seted up to the both sides at current-limiting block (9) top, guide post (15) have all been welded to the both sides at the inside top of valve body (1), guide post (15) and guide way (14) sliding connection.

4. A shut-off valve to facilitate flow control as defined in claim 1, wherein: the surface of the flow limiting block (9) is bonded with a sealing gasket (16), and the sealing gasket (16) is made of rubber.

5. A shut-off valve to facilitate flow control as defined in claim 1, wherein: annular grooves (17) are formed in the two sides of the valve body (1), and sealing rings (18) are bonded inside the annular grooves (17).

6. A shut-off valve to facilitate flow control as defined in claim 1, wherein: the right side of the top of the hand wheel (11) is bolted with a fixed block (19), and the top of the fixed block (19) is rotatably connected with a rotating cap (20).