CN219827786U - Pneumatic ball valve capable of preventing materials from remaining - Google Patents

Abstract

The utility model discloses a pneumatic ball valve capable of preventing materials from remaining, and relates to the technical field of pneumatic ball valves. The utility model provides a pneumatic ball valve capable of preventing materials from remaining, wherein a ball sleeve made of a rubber-like thermoplastic elastomer tpe is sleeved outside a ball body, and protruding thorns are arranged at the matched positions of a non-ball sleeve and a valve seat.

Description

Pneumatic ball valve capable of preventing materials from remaining

Technical Field

The utility model relates to the technical field of pneumatic ball valves, in particular to a pneumatic ball valve capable of preventing materials from remaining.

Background

The pneumatic ball valve is a ball valve matched with a pneumatic actuator, and various accessories such as a solenoid valve, an air source processing triplet, a limit switch, a positioner, a control box and the like are generally configured to realize on-site control and remote centralized control, and the on-off of the valve can be controlled in a control room without running to the site or being in high altitude and dangerous zones for manual control, so that human resources, time and safety are saved to a great extent.

A pneumatic ball valve is disclosed in the patent application CN202021740995.2 to prevent the material from remaining. This patent can prevent the remaining pneumatic ball valve of material, through the cleaning device of design to drive the cushion on the fixed cover and strike off the flow storehouse inner wall, solved the problem that can remain more material in the current flow storehouse for a long time use.

Throughout this comparison, the applicant found that the following problems exist: through cleaning device's design, can only solve the clearance of runner storehouse inner wall residual material, and can't realize the inner wall clearance of the case of pipeline middle part cavity sphere structure, and the case inner wall is the material remaining heavy disaster area, seriously can lead to influencing the rotation of spheroid in the case, and then influence pneumatic ball valve's normal operating, this contrast file adopts two sets of two-way nuts to realize the synchronous drive to fixed cover in addition, and the structure is complicated and the processing degree of difficulty is big, and the suitability is not strong.

Accordingly, in view of the above, an improvement of the conventional structure has been studied and proposed to provide a pneumatic ball valve capable of preventing the remaining of materials.

Disclosure of Invention

The utility model aims to provide a pneumatic ball valve capable of preventing materials from remaining, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including valve body and clearance subassembly, the inside below of valve body is equipped with the clearance subassembly that is used for clearing up the material and remains, the clearance subassembly includes horizontal pole, center table, prismatic round pin, knob, connecting rod, sliding sleeve and cushion, center table in the middle part fixed mounting of horizontal pole, and center table bottom rotates installs the prismatic round pin, the coaxial knob that is fixed with in the middle part of the prismatic round pin, and the prismatic round pin both ends rotate and be connected with the connecting rod, the connecting rod end rotates and is connected with the sliding sleeve, and sliding sleeve slidable mounting is in the horizontal pole both ends, sliding sleeve top fixed mounting has the cushion.

As the preferable technical scheme, the bottom of the valve body is fixed with a base, and flanges are fixed at two ends of the valve body.

As the preferable technical scheme, the valve body is internally and transversely provided with a pipeline, and the middle part of the pipeline is fixedly connected with a valve seat.

As the preferable technical scheme, the valve seat is internally provided with a valve core which is of a hollow spherical structure.

As the preferable technical scheme, a bracket is fixed at the top of the valve body, and a pneumatic device is fixed at the top of the bracket.

As the preferable technical scheme, the output end of the pneumatic device is fixedly connected with a valve rod, and the tail end of the valve rod is fixedly connected with a ball body rotating in the valve core.

As the preferable technical scheme, the ball mouth corresponding to the valve seat is arranged at the two ends of the ball body, the ball sleeve is sleeved outside the ball body, the surface of the ball sleeve is densely covered with the protruding thorns, the protruding thorns are not arranged at the matching part of the ball sleeve and the valve seat, and the ball sleeve and the protruding thorns are made of rubber-like thermoplastic elastomer tpe.

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

1. according to the utility model, the ball sleeve made of the rubber-like thermoplastic elastomer tpe is sleeved outside the ball, and the non-ball sleeve is provided with the protruding thorns at the matched positions of the non-ball sleeve and the valve seat, so that the ball sleeve made of the rubber-like thermoplastic elastomer has rubber-like elasticity, can play a role in sealing a valve seat channel, and the protruding thorns uniformly distributed on the outer wall of the ball sleeve can clean the hollow spherical inner wall of the valve core area in the opening and closing process, thereby effectively preventing accumulation of material residues on the inner wall of the valve core and ensuring smooth operation of the pneumatic ball valve;

2. according to the utility model, through the arrangement of the cleaning assembly, synchronous displacement of the sliding sleeves at the two ends of the cross rod can be realized by only twisting the knob under the drive of the connecting rods at the two ends of the prismatic pin, and further, the cleaning of the inner wall of the pipeline at the outer side of the valve seat is realized through the soft cushion.

Drawings

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

FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;

FIG. 3 is a schematic view of the outer structure of the sphere according to the present utility model;

FIG. 4 is a schematic top view of a cleaning assembly according to the present utility model.

Reference numerals in the drawings: 1. a valve body; 2. a base; 3. a flange; 4. a pipe; 5. a valve seat; 6. a valve core; 7. a bracket; 8. a pneumatic device; 9. a valve stem; 10. a sphere; 11. a ball opening; 12. a ball sleeve; 13. a spike;

14. cleaning the assembly; 1401. a cross bar; 1402. a middle stage; 1403. prismatic pins; 1404. a knob; 1405. a connecting rod; 1406. a sliding sleeve; 1407. and a soft cushion.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1 to 3, the utility model provides a pneumatic ball valve capable of preventing materials from remaining, wherein a base (2) is fixed at the bottom of a valve body (1), flanges (3) are fixed at two ends of the valve body (1), a pipeline (4) is transversely arranged in the valve body (1), a valve seat (5) is fixedly connected in the middle of the pipeline (4), a valve core (6) is arranged in the valve seat (5), the valve core (6) is of a hollow sphere structure, a support (7) is fixed at the top of the valve body (1), a pneumatic device (8) is fixed at the top of the support (7), a valve rod (9) is fixedly connected to the output end of the pneumatic device (8), a ball (10) rotating in the valve core (6) is fixedly connected to the tail end of the valve rod (9), a ball opening (11) corresponding to the valve seat (5) is arranged at two ends of the ball (10), a ball sleeve (12) is sleeved outside the ball (10), a protruding thorn (13) is distributed on the surface of the ball sleeve (12), the ball sleeve (12) is matched with the valve seat (5), and the protruding thorn (12) and the ball sleeve (12) and the thermoplastic elastomer (tpe) is not made of the same kind of rubber;

in the embodiment, the ball sleeve 12 made of the rubber-like thermoplastic elastomer tpe is sleeved outside the ball 10, the protruding thorns 13 are uniformly distributed outside the ball sleeve 12, the ball sleeve 12 made of the rubber-like material has elasticity, can play a role in sealing the inlet and outlet channels of the valve seat 5, the protruding thorns 13 uniformly distributed on the outer wall of the ball sleeve can clean the hollow spherical inner wall of the valve core 6 in the opening and closing process, the accumulation of material residues on the inner wall of the valve core 6 can be effectively prevented, and the smooth operation of the pneumatic ball valve is ensured.

Examples: as shown in fig. 2 and fig. 4, a cleaning component (14) for cleaning residual materials is arranged below the inner part of the valve body (1), the cleaning component (14) comprises a cross rod (1401), a middle table (1402), a prismatic pin (1403), a knob (1404), a connecting rod (1405), a sliding sleeve (1406) and a soft cushion (1407), the middle table (1402) is fixedly arranged in the middle part of the cross rod (1401), the prismatic pin (1403) is rotatably arranged at the bottom of the middle table (1402), the knob (1404) is coaxially fixed in the middle part of the prismatic pin (1403), the connecting rods (1405) are rotatably connected at two ends of the prismatic pin (1403), the sliding sleeve (1406) is rotatably connected at the tail ends of the connecting rod (1405), the sliding sleeve (1406) is slidably arranged at two ends of the cross rod (1401), and the soft cushion (1407) is fixedly arranged at the top of the sliding sleeve (1406).

In this embodiment, when the valve body 1 is in a closed state, if cleaning of the wall of the pipe 4 is to be achieved, synchronous displacement of the sliding sleeves 1406 at two ends of the cross rod 1401 can be achieved under the drive of the connecting rods 1405 at two ends of the prismatic pin 1403 only by twisting the knob 1404, and further cleaning of the inner wall of the pipe 4 at the outer side of the valve seat 5 is achieved through the cushion 1407.

The working principle of the utility model is as follows: when the pneumatic ball valve capable of preventing materials from remaining is used, fluid passes through the hollow valve seat 5 in the middle of the pipeline 4 and the valve core 6 of the hollow spherical inner wall, the valve rod 9 at the output end of the pneumatic device 8 controls the ball 10 to be positioned in the valve core 6 to rotate, when the valve body 1 is opened, the ball port 11 is formed at the inlet and outlet of the valve seat 5, so that the flow is opened, when the ball 10 rotates ninety degrees, the ball port 5 is provided with the spherical surface, so that the valve body 1 is closed, and the flow of media is cut off.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. Can prevent remaining pneumatic ball valve of material, a serial communication port, including valve body (1) and clearance subassembly (14), the inside below of valve body (1) is equipped with clearance subassembly (14) that are used for clearing up remaining material, clearance subassembly (14) include horizontal pole (1401), well platform (1402), prismatic round pin (1403), knob (1404), connecting rod (1405), sliding sleeve (1406) and cushion (1407), well platform (1402) are installed to horizontal pole (1401) middle part fixed mounting, and well platform (1402) bottom rotation installs prismatic round pin (1403), prismatic round pin (1403) middle part coaxial is fixed with knob (1404), and prismatic round pin (1403) both ends rotate and are connected with connecting rod (1405), connecting rod (1405) end rotation is connected with sliding sleeve (1406), and sliding sleeve (1406) slidable mounting is in horizontal pole (1401) both ends, sliding sleeve (1406) top fixed mounting has cushion (1407).

2. A pneumatic ball valve capable of preventing materials from remaining according to claim 1, wherein a base (2) is fixed at the bottom of the valve body (1), and flanges (3) are fixed at two ends of the valve body (1).

3. The pneumatic ball valve capable of preventing material residue according to claim 1, wherein a pipeline (4) is transversely arranged in the valve body (1), and a valve seat (5) is fixedly connected to the middle of the pipeline (4).

4. A pneumatic ball valve capable of preventing materials from remaining according to claim 3, wherein a valve core (6) is arranged in the valve seat (5), and the valve core (6) is in a hollow sphere structure.

5. A pneumatic ball valve capable of preventing materials from remaining according to claim 1, wherein a bracket (7) is fixed on the top of the valve body (1), and a pneumatic device (8) is fixed on the top of the bracket (7).

6. The pneumatic ball valve capable of preventing material residue according to claim 5, wherein the output end of the pneumatic device (8) is fixedly connected with a valve rod (9), and the tail end of the valve rod (9) is fixedly connected with a ball body (10) rotating in the valve core (6).

7. The pneumatic ball valve capable of preventing material residue according to claim 6, wherein ball openings (11) corresponding to the valve seats (5) are formed in two ends of the ball body (10), a ball sleeve (12) is sleeved outside the ball body (10), protruding thorns (13) are densely distributed on the surface of the ball sleeve (12), protruding thorns (13) are not arranged at the matching positions of the ball sleeve (12) and the valve seats (5), and the ball sleeve (12) and the protruding thorns (13) are made of rubber-like thermoplastic elastomer tpe.