CN215567972U

CN215567972U - Adjustable flow high-temperature wear-resistant stop valve

Info

Publication number: CN215567972U
Application number: CN202122122094.8U
Authority: CN
Inventors: 胡博武; 林飞; 吴晓丰; 苏苗; 祈晓双; 潘梅
Original assignee: Zhongtai Valve Co ltd
Current assignee: Zhongtai Valve Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-18
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a high-temperature wear-resistant stop valve with adjustable flow, and particularly relates to the technical field of stop valves. According to the utility model, the four adjusting ports are sequentially plugged and opened through the four plugging plates, so that the flow is sequentially reduced and increased, the flow of the stop valve can be adjusted, the stop valve can be suitable for more conditions, the adaptability is stronger, the flow adjustment is simpler and more convenient, the operation is easier, and the using effect is better.

Description

Adjustable flow high-temperature wear-resistant stop valve

Technical Field

The utility model relates to the technical field of stop valves, in particular to a high-temperature wear-resistant stop valve capable of adjusting flow.

Background

The stop valve is a valve commonly used in life, is commonly used for cutting off media in pipeline transportation, is also called as a stop valve, belongs to a forced sealing type valve, and therefore when the valve is closed, pressure must be applied to a valve clack to force a sealing surface not to leak. The stop valve is one of the most widely used valves, and is popular because the friction force between sealing surfaces is small in the opening and closing process, so that the stop valve is durable, small in opening height, easy to manufacture and convenient to maintain, and is suitable for medium and low pressure as well as 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.

At present, when the stop valve is used actually, the stop valve only can enable fluid to be in a cut-off state or a circulating state, the flow of the fluid cannot be adjusted, more situations cannot be adapted, the adaptability is poor, and the use is not convenient enough.

Therefore, it is necessary to invent a high temperature and wear resistant stop valve with adjustable flow rate to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-temperature wear-resistant stop valve with adjustable flow, which is characterized in that four adjusting ports are sequentially plugged and opened through four plugging plates, so that the flow is sequentially reduced and increased, the flow of the stop valve can be adjusted, the stop valve can be suitable for more conditions, the adaptability is strong, the flow is adjusted simply and conveniently, the operation is easy, the use effect is good, and the defects in the technology are overcome.

In order to achieve the above purpose, the utility model provides the following technical scheme: the high-temperature wear-resistant stop valve with the adjustable flow comprises a valve body, a water inlet pipe, a water outlet pipe and a first communication port, wherein one end of the water inlet pipe is fixedly connected with the bottom end of the valve body, the first communication port is formed in the bottom end of the valve body, the interior of the water inlet pipe is communicated with the interior of the valve body through the first communication port, one end of the water outlet pipe is fixedly connected with the outer end of the valve body, the interior of the water outlet pipe is communicated with the interior of the valve body, a valve clack is arranged at the bottom end of the interior of the valve body, the bottom end of the valve clack extends into the interior of the first communication port, a connecting frame is fixedly arranged at the top end of the valve clack, a second communication port is formed at the top end of the valve clack, the interior of the connecting frame is communicated with the interior of the water inlet pipe through the second communication port, four adjusting ports are formed in the outer end of the connecting frame, four plugging grooves are formed in the inner wall of the connecting frame and are communicated with the adjusting ports, the top end of the inside of the connecting frame is provided with a limiting groove, the limiting groove is arranged at the top end of the plugging groove and is communicated with the inside of the plugging groove, the inside of the connecting frame is provided with four plugging plates, the plugging plates are arranged at the inner side of the plugging groove, the top ends of the plugging plates extend into the limiting groove, the lengths of the outer sides of the four plugging plates from the inner wall of the connecting frame are sequentially reduced, the inside of the limiting groove is provided with four first threaded rods, the first threaded rods are rotatably connected with the top end of the inside of the limiting groove through bearing seats, one ends of the four first threaded rods respectively penetrate through the four plugging plates and are in threaded connection with the plugging plates, one ends of the first threaded rods are rotatably connected with the inner wall of the limiting groove through bearings, the other ends of the first threaded rods are fixedly provided with first bevel gears, the top end of the connecting frame is fixedly provided with second threaded rods, and the top ends of the second threaded rods extend out of the inside of the valve body, the inside dwang that is equipped with of spacing inslot, dwang one end is passed inside and is extended to second threaded rod top on carriage top and second threaded rod, the fixed second bevel gear that is equipped with of dwang other end, second bevel gear establishes in the spacing inslot portion, all intermeshing between second bevel gear and four first bevel gears.

Preferably, the inside bottom mounting of valve body is equipped with annular positioning plate, annular positioning plate establishes in the first opening outside, annular positioning groove has been seted up to the valve clack bottom, annular positioning plate establishes inside annular positioning groove.

Preferably, the fixed sealed pad that is equipped with on the first opening inner wall that communicates, the seal groove has been seted up to the valve clack outer end, sealed pad is established inside the seal groove.

Preferably, the valve body top is equipped with the valve gap, the valve gap top is run through on second threaded rod top, the fixed first flange that is equipped with in valve body top outer end, be connected through fixing bolt between valve gap and the first flange.

Preferably, the top end of the valve cover is fixedly provided with a threaded sleeve, and the top end of the second threaded rod penetrates through the interior of the threaded sleeve and is in threaded connection with the threaded sleeve.

Preferably, a first handle is fixedly arranged at the top end of the second threaded rod, and the first handle is arranged at the top of the threaded sleeve.

Preferably, a second handle is fixedly arranged at one end of the rotating rod and is arranged at the top of the first handle.

Preferably, the other end of the water inlet pipe and the other end of the water outlet pipe are both fixedly provided with a second flange.

In the technical scheme, the utility model provides the following technical effects and advantages:

the second threaded rod is driven to rotate by the first handle, the second threaded rod moves downwards along with the rotation of the second threaded rod, the second threaded rod drives the connecting frame to move downwards, the connecting frame drives the valve clack to be clamped into the first communicating opening, the second handle is rotated, the second handle drives the rotating rod to rotate, the rotating rod drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the first threaded rod to rotate, the plugging plate moves towards the direction close to the plugging groove along with the rotation of the first threaded rod, the four plugging plates sequentially plug the four adjusting openings along with the continuous rotation of the first threaded rod, the communicated adjusting openings sequentially decrease, the flow of the fluid medium sequentially decreases, the four adjusting openings are sequentially plugged and opened by the four plugging plates, the flow is sequentially decreased and increased, and the flow of the stop valve can be adjusted, the flow regulating device is suitable for more conditions, high in adaptability, simple and convenient in flow regulation, easy to operate and good in using effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

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

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1 according to the present invention;

FIG. 4 is a schematic perspective sectional view of the connecting frame of the present invention;

FIG. 5 is a schematic perspective view of the gasket of the present invention;

fig. 6 is a schematic perspective view of the annular positioning plate of the present invention.

Description of reference numerals:

1 valve body, 2 inlet tubes, 3 outlet pipes, 4 valve clacks, 5 connecting frames, 6 second communicating ports, 7 adjusting ports, 8 plugging grooves, 9 limiting grooves, 10 plugging plates, 11 first threaded rods, 12 first bevel gears, 13 second threaded rods, 14 rotating rods, 15 second bevel gears, 16 annular positioning plates, 17 annular positioning grooves, 18 sealing gaskets, 19 sealing grooves, 20 valve covers, 21 first flanges, 22 fixing bolts, 23 threaded sleeves, 24 first handles, 25 second handles, 26 second flanges and 27 first communicating ports.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The utility model provides a flow-adjustable high-temperature wear-resistant stop valve as shown in figures 1-6, which comprises a valve body 1, a water inlet pipe 2, a water outlet pipe 3 and a first communicating port 27, wherein one end of the water inlet pipe 2 is fixedly connected with the bottom end of the valve body 1, the first communicating port 27 is arranged at the bottom end of the valve body 1, the interior of the water inlet pipe 2 is communicated with the interior of the valve body 1 through the first communicating port 27, one end of the water outlet pipe 3 is fixedly connected with the outer end of the valve body 1, the interior of the water outlet pipe 3 is communicated with the interior of the valve body 1, a valve clack 4 is arranged at the bottom end of the interior of the valve body 1, the bottom end of the valve clack 4 extends into the first communicating port 27, a connecting frame 5 is fixedly arranged at the top end of the valve clack 4, a second communicating port 6 is arranged at the top end of the valve clack 4, the second communicating port 6 is arranged in the connecting frame 5, and the interior of the water inlet pipe 2 is communicated through the second communicating port 6, the outer end of the connecting frame 5 is provided with four adjusting ports 7, the inner wall of the connecting frame 5 is provided with four plugging grooves 8, the plugging grooves 8 are arranged at the inner sides of the adjusting ports 7 and communicated with the adjusting ports 7, the top end of the inner part of the connecting frame 5 is provided with a limiting groove 9, the limiting groove 9 is arranged at the top end of the plugging groove 8 and communicated with the inner part of the plugging groove 8, the inner part of the connecting frame 5 is provided with four plugging plates 10, the plugging plates 10 are arranged at the inner sides of the plugging grooves 8, the top ends of the plugging plates 10 extend into the limiting groove 9, the lengths of the outer sides of the four plugging plates 10 from the inner wall of the connecting frame 5 are gradually reduced, the inner part of the limiting groove 9 is provided with four first threaded rods 11, the first threaded rods 11 are rotatably connected with the top ends of the inner part of the limiting grooves 9 through bearing seats, one ends of the four first threaded rods 11 respectively penetrate through the four plugging plates 10 and are connected with the plugging plates 10 through threads, one end of the first threaded rod 11 is rotatably connected with the inner wall of the limiting groove 9 through a bearing, the other end of the first threaded rod 11 is fixedly provided with a first bevel gear 12, the top end of the connecting frame 5 is fixedly provided with a second threaded rod 13, the top end of the second threaded rod 13 extends out of the valve body 1, the top end of the second threaded rod 13 is fixedly provided with a first handle 24, so that the second threaded rod 13 is driven to rotate, the rotation is simple and convenient, the limiting groove 9 is internally provided with a rotating rod 14, one end of the rotating rod 14 penetrates through the top end of the connecting frame 5 and the inside of the second threaded rod 13 and extends to the top end of the second threaded rod 13, one end of the rotating rod 14 is fixedly provided with a second handle 25, the second handle 25 is arranged at the top of the first handle 24, so that the rotating rod 14 is driven to rotate, the rotation is labor-saving, and the other end of the rotating rod 14 is fixedly provided with a second bevel gear 15, the second bevel gear 15 is arranged in the limiting groove 9, and the second bevel gear 15 and the four first bevel gears 12 are meshed with each other.

The inside bottom mounting of valve body 1 is equipped with annular positioning plate 16, annular positioning plate 16 establishes in the first opening 27 outside, annular positioning groove 17 has been seted up to valve clack 4 bottom, annular positioning plate 16 establishes inside annular positioning groove 17, can fix a position and spacing valve clack 4 for its card that can be fine is in the inside bottom of valve body 1, fixed being equipped with sealed 18 on the 27 inner walls of first opening, seal groove 19 has been seted up to valve clack 4 outer end, sealed 18 establishes inside 19 seal grooves, can seal first opening 27, makes the leakproofness of valve clack 4 better.

1 top of valve body is equipped with valve gap 20, the valve gap 20 top is run through on the 13 tops of second threaded rod, the fixed first flange 21 that is equipped with in 1 top outer end of valve body, be connected through fixing bolt 22 between valve gap 20 and the first flange 21, can seal 1 top of valve body, the fixed thread bush 23 that is equipped with in valve gap 20 top, 13 tops of second threaded rod pass the thread bush 23 inside and with the thread bush 23 between through threaded connection, the up-and-down motion of the second threaded rod 13 of being convenient for, and then the up-and-down motion of the valve clack 4 of being convenient for, the inlet tube 2 other end and the 3 other ends of outlet pipe are all fixed be equipped with second flange 26 be convenient for with being connected of outside pipeline.

The implementation mode is specifically as follows: the water inlet pipe 2 and the water outlet pipe 3 are respectively connected with two pipelines which need to be connected with the outside, the first handle 24 is rotated, the first handle 24 drives the second threaded rod 13 to rotate, because the second threaded rod 13 is in threaded connection with the threaded sleeve 23, the second threaded rod 13 moves downwards along with the rotation of the second threaded rod, the second threaded rod 13 drives the connection frame 5 to move downwards, the connection frame 5 drives the valve flap 4 to be clamped into the first communication opening 27, at the moment, the fluid medium enters from the water inlet pipe 2 and flows out of the water outlet pipe 3 through the second communication opening 6 and the adjusting opening 7, the second handle 25 is rotated, the second handle 25 drives the rotating rod 14 to rotate, the rotating rod 14 drives the second bevel gear 15 to rotate, the second bevel gear 15 drives the first bevel gear 12 to rotate, the first bevel gear 12 drives the first threaded rod 11 to rotate, because the first threaded rod 11 is in threaded connection with the plugging plate 10, therefore, the plugging plates 10 move towards the direction close to the plugging grooves 8 along with the rotation of the first threaded rod 11, the four plugging plates 10 sequentially plug the four adjusting ports 7 along with the continuous rotation of the first threaded rod 11, so that the communicated adjusting ports 7 are sequentially reduced, and the flow of a fluid medium is sequentially reduced, so that the flow of the liquid medium can be adjusted, the four plugging plates 10 are used for sequentially plugging and opening the four adjusting ports 7, so that the flow is sequentially reduced and increased, the flow of the stop valve can be adjusted, the stop valve can be suitable for more conditions, has strong adaptability, is simpler and more convenient to adjust the flow, is easier to operate and has a better use effect, and the embodiment specifically solves the problem that the stop valve in the prior art only can cut off or circulate the fluid when in actual use, the flow of the fluid can not be adjusted, the device can not adapt to more conditions, the adaptability is poor, and the use is not convenient enough.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. Adjustable flow high temperature wear-resisting stop valve, including valve body (1), inlet tube (2), outlet pipe (3) and first intercommunication mouth (27), inlet tube (2) one end and valve body (1) bottom fixed connection, first intercommunication mouth (27) are seted up in valve body (1) bottom, inlet tube (2) inside and valve body (1) inside are linked together through first intercommunication mouth (27), outlet pipe (3) one end and valve body (1) outer end fixed connection, outlet pipe (3) inside is linked together its characterized in that with valve body (1) inside: the valve body is characterized in that a valve clack (4) is arranged at the bottom end inside the valve body (1), the bottom end of the valve clack (4) extends into a first communicating hole (27), a connecting frame (5) is fixedly arranged at the top end of the valve clack (4), a second communicating hole (6) is formed in the top end of the valve clack (4), the second communicating hole (6) is formed inside the connecting frame (5), the inside of the connecting frame (5) is communicated with the inside of the water inlet pipe (2) through the second communicating hole (6), four adjusting holes (7) are formed in the outer end of the connecting frame (5), four plugging grooves (8) are formed in the inner wall of the connecting frame (5), the plugging grooves (8) are formed in the inner side of the adjusting holes (7) and are communicated with the adjusting holes (7), a limiting groove (9) is formed in the top end inside the connecting frame (5), and the limiting groove (9) is formed in the top end of the plugging groove (8) and is communicated with the inside of the plugging groove (8), four plugging plates (10) are arranged inside the connecting frame (5), the plugging plates (10) are arranged on the inner side of the plugging groove (8), the top ends of the plugging plates (10) extend into the interior of the limiting groove (9), the lengths of the outer sides of the four plugging plates (10) and the inner wall of the connecting frame (5) are gradually decreased, four first threaded rods (11) are arranged inside the limiting groove (9), the first threaded rods (11) are rotatably connected with the top end of the interior of the limiting groove (9) through bearing seats, one ends of the four first threaded rods (11) respectively penetrate through the four plugging plates (10) and are in threaded connection with the plugging plates (10), one ends of the first threaded rods (11) are rotatably connected with the inner wall of the limiting groove (9) through bearings, first bevel gears (12) are fixedly arranged at the other ends of the first threaded rods (11), second threaded rods (13) are fixedly arranged at the top end of the connecting frame (5), inside second threaded rod (13) top extends valve body (1), inside dwang (14) of being equipped with of spacing groove (9), dwang (14) one end is passed connection frame (5) top and second threaded rod (13) inside and is extended to second threaded rod (13) top, dwang (14) other end is fixed and is equipped with second bevel gear (15), second bevel gear (15) are established inside spacing groove (9), all intermeshing between second bevel gear (15) and four first bevel gear (12).

2. The adjustable flow high temperature wear resistant shut off valve of claim 1, wherein: the valve body (1) inside bottom mounting is equipped with annular positioning board (16), establish in the first opening (27) outside annular positioning board (16), annular positioning groove (17) have been seted up to valve clack (4) bottom, annular positioning board (16) are established inside annular positioning groove (17).

3. The adjustable flow high temperature wear resistant shut off valve of claim 1, wherein: fixed sealed pad (18) of being equipped with on first opening (27) inner wall, seal groove (19) have been seted up to valve clack (4) outer end, sealed pad (18) are established inside seal groove (19).

4. The adjustable flow high temperature wear resistant shut off valve of claim 1, wherein: valve body (1) top is equipped with valve gap (20), valve gap (20) top is run through on second threaded rod (13) top, valve body (1) top outer end is fixed and is equipped with first flange (21), be connected through fixing bolt (22) between valve gap (20) and first flange (21).

5. The adjustable flow high temperature wear resistant shut off valve of claim 4, wherein: the top end of the valve cover (20) is fixedly provided with a threaded sleeve (23), and the top end of the second threaded rod (13) penetrates through the interior of the threaded sleeve (23) and is in threaded connection with the threaded sleeve (23).

6. The adjustable flow high temperature wear resistant shut off valve of claim 5, wherein: the top end of the second threaded rod (13) is fixedly provided with a first handle (24), and the first handle (24) is arranged at the top of the threaded sleeve (23).

7. The adjustable flow high temperature wear resistant shut off valve of claim 6, wherein: dwang (14) one end is fixed and is equipped with second handle (25), second handle (25) are established at first handle (24) top.

8. The adjustable flow high temperature wear resistant shut off valve of claim 1, wherein: and the other end of the water inlet pipe (2) and the other end of the water outlet pipe (3) are both fixedly provided with a second flange (26).