CN220688050U - Side leakage prevention soft sealing stop valve - Google Patents

Abstract

The utility model discloses a side leakage prevention soft sealing stop valve, which comprises a valve body, wherein connecting flanges are arranged at the left end and the right end of the valve body, a connecting block is fixedly arranged at the top of the valve body, an inlet ring is fixedly arranged at the top of the connecting block, a water inlet end and a water outlet end are respectively arranged at the left side and the right side of the valve body, a flow passage is arranged between the water inlet end and the water outlet end, an inclined baffle is fixedly arranged in the valve body, and a guide rail is arranged at the top of the valve body.

Description

Side leakage prevention soft sealing stop valve

Technical Field

The utility model belongs to the technical field of stop valves, and particularly relates to an anti-side leakage soft sealing stop valve.

Background

The stop valve is also called a stop valve, belongs to a forced sealing valve, the stop valve is provided with two types of flange connection and threaded connection, the threaded connection is generally used on a small stop valve, the valve is a control component in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, splitting flow or overflow pressure relief and the like, and is used for a fluid control system, and the variety and the specification of the valve are quite various from the simplest stop valve to various valves used in a very complex automatic control system.

To sum up, when current stop valve is in use, valve rod and medium direct contact, the medium is revealed out in the clearance between valve rod and the valve body easily, and leak protection effect is poor, influences the normal use of stop valve, can not satisfy people's user demand, and life is short.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides a side leakage prevention soft seal stop valve which has the advantage of convenient use, and solves the problems that when the conventional stop valve is used, a valve rod is in direct contact with a medium, the medium is easy to leak out of a gap between the valve rod and a valve body, the leakage prevention effect is poor, the normal use of the stop valve is affected, the use requirements of people cannot be met, and the service life is short.

The utility model discloses an anti-side leakage soft sealing stop valve, which comprises a valve body, wherein connecting flange plates are arranged at the left end and the right end of the valve body, a connecting block is fixedly arranged at the top of the valve body, an inlet ring is fixedly arranged at the top of the connecting block, a water inlet end and a water outlet end are respectively arranged at the left side and the right side of the valve body, a flow passage is arranged between the water inlet end and the water outlet end, an inclined baffle is fixedly arranged in the valve body, a guide rail is arranged at the top of the valve body, limit grooves are formed in the left side and the right side of the inner wall of the guide rail, movable rods are fixedly arranged in the limit grooves, sliding sleeves are sleeved outside the movable rods, connecting plates are connected to the opposite faces of the sliding sleeves, valve fixing rods are arranged in the connecting plates, water blocking plates are fixedly arranged at the bottoms of the valve fixing rods, and sealing gaskets are sleeved at the bottoms of the water blocking plates.

Preferably, the connecting flange plate and the valve body are welded and fixed, and threaded through holes are uniformly formed in the upper side of the connecting flange plate.

Preferably, a fixed baffle is fixedly arranged in the runner, and the bottom of the fixed baffle is fixedly welded with the inner bottom of the runner.

Preferably, the top of the valve rod screw is fixedly provided with a rotary handle.

Preferably, a connecting pipe is arranged in the connecting flange plate, and the connecting pipe is fixedly connected with the connecting flange plate through welding.

Preferably, a sealing ring is arranged on the outer surface wall of one end of the connecting pipe, and the sealing ring is fixedly connected with the connecting pipe.

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

1. according to the utility model, the guide rail, the limit groove, the movable rod and the sliding sleeve are arranged, so that the connecting plate moves up and down in the guide rail, and has a limit effect on the connecting plate; the water blocking plate and the sealing gasket are arranged, the sealing effect is kept, the sealing performance inside the valve body can be improved, the leakage condition is reduced, the sealing performance of the pipeline when connected with the flange plate is improved, and the valve fixing rod is arranged, so that the connecting effect is achieved.

2. According to the utility model, the connecting flange is arranged, so that the valve body and the water pipe are conveniently connected, the threaded through hole is arranged, the screw rod is conveniently inserted, and the function of convenient fixation is realized.

3. The utility model has the function of supporting by arranging the fixed baffle.

4. According to the utility model, the valve rod screw and the rotary handle are arranged, the valve rod screw is inserted into the limit notch, the vertical angle between the valve rod screw and the limit groove is adjusted, and the valve rod screw is rotated to be in threaded engagement connection with the internal thread of the limit groove, so that the valve body is always in a vertical state, and the effect of being convenient for vertical installation is achieved.

5. According to the utility model, the water inlet end and the water outlet end can be connected by arranging the connection pipe and the connection flange plate to connect.

6. According to the utility model, the sealing ring is arranged on the outer surface wall of the connecting pipe, the connecting pipe is sealed with the mounting ring through the sealing ring, the external water pipe is respectively sleeved on the connecting pipe when the connecting pipe is mounted, and the sealing ring seals the external water pipe with the water inlet end and the water outlet end respectively.

Drawings

FIG. 1 is a perspective view provided by an embodiment of the present utility model;

FIG. 2 is a front view provided by an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a structure provided by an embodiment of the present utility model;

fig. 4 is a perspective view of a connection flange according to an embodiment of the present utility model.

In the figure: 1. a valve body; 2. a connecting flange plate; 3. a threaded through hole; 4. a connecting block; 5. an inlet ring; 6. a water inlet end; 7. a fixed baffle; 8. a tilting baffle; 9. a water outlet end; 10. a guide rail; 11. a limit groove; 12. a movable rod; 13. a sliding sleeve; 14. a connecting plate; 15. a valve fixing rod; 16. a water blocking plate; 17. a sealing gasket; 18. a valve stem screw; 19. rotating the handle; 20. a connecting pipe; 21. a seal ring; 22. a flow channel.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the side leakage prevention soft sealing stop valve provided by the embodiment of the utility model comprises a valve body 1, wherein connecting flanges 2 are respectively arranged at the left end and the right end of the valve body 1, a connecting block 4 is fixedly arranged at the top of the valve body 1, an inlet ring 5 is fixedly arranged at the top of the connecting block 4, a water inlet end 6 and a water outlet end 9 are respectively arranged at the left side and the right side of the valve body 1, a flow passage 22 is arranged between the water inlet end 6 and the water outlet end 9, an inclined baffle 8 is fixedly arranged in the valve body 1, a guide rail 10 is arranged at the top of the valve body 1, limit grooves 11 are formed in the left side and the right side of the inner wall of the guide rail 10, movable rods 12 are fixedly arranged in the limit grooves 11, sliding sleeves 13 are sleeved outside the movable rods 12, opposite faces of the sliding sleeves 13 are connected with connecting plates 14, valve fixing rods 15 are arranged in the connecting plates 14, sealing gaskets 17 are fixedly arranged at the bottoms of the valve fixing rods 15, and sealing gaskets 17 are sleeved at the bottoms of the water blocking plates 16.

Referring to fig. 2, 3 and 4, the connection flange 2 is welded to the valve body 1, and threaded through holes 3 are uniformly formed in the upper side of the connection flange 2.

The scheme is adopted: through setting up flange dish 2, be convenient for be connected valve body 1 and water pipe, set up screw thread through-hole 3, conveniently insert the screw rod, play the fixed effect of being convenient for.

Referring to fig. 3, a fixed baffle 7 is fixedly installed inside the flow passage 22, and the bottom of the fixed baffle 7 is welded and fixed with the inner bottom of the flow passage 22.

The scheme is adopted: through setting up fixed baffle 7, form annular circulation mouth between fixed baffle 7 and the inclined baffle 8, utilized fixed baffle 7, played the effect of support.

Referring to fig. 2 and 3, a rotary handle 19 is fixedly mounted to the top of the valve stem screw 18.

The scheme is adopted: through setting up valve rod screw 18 and rotatory handle 19, insert the spacing inslot with valve rod screw 18, the bottom of valve rod screw 18 is provided with the bearing, and the perpendicular angle of valve rod screw 18 and spacing inslot 10 is adjusted, and the rethread valve rod screw 18 is connected with the internal thread interlock of import ring 5, is equipped with the bearing between valve dead lever 15 and connecting plate 14, so when rotating valve rod screw 18, can drive connecting plate 114 and reciprocate, can make the valve body be in the vertical state all the time, and then reaches the effect of being convenient for vertical installation.

Referring to fig. 2 and 3 and 4, a connection pipe 20 is provided in the connection flange 2, and the connection pipe 20 is fixedly connected to the connection flange 2 by welding.

The scheme is adopted: by providing a connection of the connection pipe 20 and the connection flange 2, the water inlet end 6 and the water outlet end 9 can be connected.

Referring to fig. 4, a sealing ring 21 is provided at an outer surface wall of one end of the connection pipe 20, and the sealing ring 21 is fixedly connected with the connection pipe 20.

The scheme is adopted: by arranging the sealing ring 21, the sealing ring 21 is arranged on the outer surface wall of the connecting pipe 20, the connecting pipe is sealed with the mounting ring through the sealing ring 21, and when the connecting pipe is mounted, the external water pipe is respectively sleeved on the connecting pipe 20, and the sealing ring 21 respectively seals the external water pipe with the water inlet end 6 and the water outlet end 9.

The working principle of the utility model is as follows:

when the pressure valve is used, the sealing ring 21 is pressurized by inserting the connecting pipe 20 into the pipeline through threads between the connecting flange 2 and the pipeline, so that the sealing ring 21 is tightly attached to the inner side of the pipeline, tightness is guaranteed, sealing effect of the pressure valve is improved, when liquid circulates in the valve body 1, the liquid circulates from the runner 22, when the flow direction of the liquid needs to be changed, the valve rod screw 18 is manually rotated, the valve rod screw 18 moves in the inlet ring 5 through threads, the valve rod screw 18 drives the connecting plate 14 to move downwards, the water blocking plate 16 mounted at the bottom of the valve fixing rod 15 is extruded downwards, the position of the valve fixing rod 15 is changed, the water blocking plate 16 drives the sealing gasket 17 to be in contact with the fixed baffle 7, and the change of the flow direction of the liquid in the valve body 1 is realized, so that the pressure valve structure is stronger in functionality.

To sum up: according to the side leakage prevention soft sealing stop valve provided by the embodiment of the utility model, through the matching of the valve body 1, the connecting flange 2, the threaded through hole 3, the connecting block 4, the inlet ring 5, the water inlet end 6, the fixed baffle 7, the inclined baffle 8, the water outlet end 9, the guide rail 10, the limit groove 11, the movable rod 12, the sliding sleeve 13, the connecting plate 14, the valve fixing rod 15, the water blocking plate 16, the sealing gasket 17, the valve rod screw 18, the rotary handle 19, the connecting pipe 20, the sealing ring 21 and the flow passage 22, the problems that when the conventional stop valve is used, the valve rod is in direct contact with a medium, the medium is easy to leak out from a gap between the valve rod and the valve body, the leakage prevention effect is poor, the normal use of the stop valve is affected, the use requirement of people cannot be met, and the service life is short are solved.

It is noted that 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. Moreover, 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.

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 (3)

1. The utility model provides a soft sealing stop valve of preventing side leakage, includes valve body (1), its characterized in that: the water-blocking valve is characterized in that connecting flange plates (2) are arranged at the left end and the right end of the valve body (1), a connecting block (4) is fixedly arranged at the top of the valve body (1), an inlet ring (5) is fixedly arranged at the top of the connecting block (4), a water inlet end (6) and a water outlet end (9) are respectively arranged at the left side and the right side of the valve body (1), a flow passage (22) is arranged between the water inlet end (6) and the water outlet end (9), an inclined baffle plate (8) is fixedly arranged in the valve body (1), a guide rail (10) is arranged at the top of the valve body (1), a limit groove (11) is formed in the left side and the right side of the inner wall of the guide rail (10), a movable rod (12) is fixedly arranged in the limit groove (11), a sliding sleeve (13) is sleeved at the outer side of the movable rod (12), a connecting plate (14) is connected to the opposite side of the sliding sleeve (13), a valve fixing rod (15) is arranged in the inner part of the connecting plate (14), a water-blocking plate (16) is fixedly arranged at the bottom of the valve fixing rod (15), and a sealing gasket (17) is arranged at the bottom of the sealing gasket (16); the connecting flange plate (2) is welded and fixed with the valve body (1), and threaded through holes (3) are uniformly formed in the upper side of the connecting flange plate (2); a connecting pipe (20) is arranged in the connecting flange plate (2), and the connecting pipe (20) is fixedly connected with the connecting flange plate (2) through welding; the outer surface wall of one end of the connecting pipe (20) is provided with a sealing ring (21), and the sealing ring (21) is fixedly connected with the connecting pipe (20).

2. A side leakage prevention soft seal shut-off valve according to claim 1, wherein: the fixed baffle (7) is fixedly arranged in the runner (22), and the bottom of the fixed baffle (7) is fixedly welded with the inner bottom of the runner (22).

3. A side leakage prevention soft seal shut-off valve according to claim 1, wherein: the top of the valve rod screw (18) is fixedly provided with a rotary handle (19).