CN219221334U

CN219221334U - Automatic clear ball valve

Info

Publication number: CN219221334U
Application number: CN202223502647.3U
Authority: CN
Inventors: 沈思羽; 沈义钦; 吴泽明; 吴风军; 沈中波
Original assignee: Jiangsu Lichang Petroleum Machinery Co ltd
Current assignee: Jiangsu Lichang Petroleum Machinery Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-20
Anticipated expiration: 2032-12-27

Abstract

The utility model provides an automatic cleaning ball valve, which relates to the technical field of ball valves and comprises a valve body, valve seats and valve covers, wherein the valve seats are symmetrically arranged on two sides of the valve body, the top of the valve body is provided with the valve cover, a valve rod is arranged in the valve cover, the bottom end of the valve rod is inserted into the valve body and connected with a valve core, a filter screen is arranged in the valve seat on the left side, and a self-cleaning mechanism is arranged on the top of the valve seat on the left side; according to the utility model, the push-pull rod in the self-cleaning mechanism drives the baffle to move downwards to seal the channel of the left valve seat, when water flow passes through the through hole of the baffle, the pressure of the water is increased by utilizing the narrow-mouth structure of the baffle, then the movable pin is moved out from the bottom end of the left valve seat, and the enhanced water flow washes one side of the filter screen, so that impurities are discharged to the outside of the valve seat through the pin hole of the movable pin, and the ball valve is convenient to automatically clean.

Description

Automatic clear ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to an automatic cleaning ball valve.

Background

The ball valve is mainly used for cutting off, distributing and changing the flowing direction of a medium in a pipeline, and can be tightly closed only by rotating by 90 degrees and small rotating moment, the ball valve is most suitable for being used as a switch and a cut-off valve, the V-shaped ball valve and the electric valve are particularly careful about the use environment except the pipeline parameters, and the use state of the electric device in the electric valve is greatly influenced by the use environment of the electric device. In a normal state, the electric ball valve and the butterfly valve are particularly paid attention to the following environment;

after the existing ball valve is used for a long time, particle impurities enter, the particle impurities in the ball valve are inconvenient to clean in the use process, the ball valve is easy to be blocked due to long-time accumulation, and the normal use of the ball valve can be affected.

Disclosure of Invention

In view of the above problems, the present utility model provides an automatic cleaning ball valve, which solves the problem in the prior art that cleaning of particulate impurities inside the ball valve is inconvenient.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the automatic cleaning ball valve comprises a valve body, valve seats and a valve cover, wherein the valve seats are symmetrically arranged on two sides of the valve body, the top of the valve body is provided with the valve cover, a valve rod is arranged in the valve cover, the bottom end of the valve rod is inserted into the valve body and connected with a valve core, a filter screen is arranged in the valve seat on the left side, and a self-cleaning mechanism is arranged on the top of the valve seat on the left side;

the self-cleaning mechanism comprises a fixed block, a push-pull rod and a baffle, wherein the fixed block is arranged at the top of the valve seat on the left side, the push-pull rod is inserted at the top of the fixed block, the bottom end of the push-pull rod stretches into the valve seat on the left side and is connected with the baffle, a through hole is formed in the upper portion of the inside of the baffle, and a movable pin is arranged at the bottom of the valve seat on the left side.

The further improvement is that: the top and the bottom of push-and-pull rod symmetry are equipped with a set of recess, the inside of fixed block is equipped with the stop gear who matches with the recess, the top and the bottom symmetry of baffle are equipped with sealed pad.

The further improvement is that: the limiting mechanism comprises a telescopic rod and a spring, the telescopic rod is symmetrically arranged in the fixing block, the spring is arranged on the outer side of the telescopic rod, and the inner side of the telescopic rod and one end of the spring are both in an arc-shaped structure.

The further improvement is that: the left side the bottom of disk seat is equipped with the thread bush, the outside of movable pin is equipped with the external screw thread, movable pin passes through external screw thread and thread bush detachable connection, movable pin is located the centre department of through-hole and filter screen.

The further improvement is that: the number of the through holes is multiple, the distances between the adjacent through holes are equal, and the shape of each through hole is a narrow-mouth structure from left to right.

The further improvement is that: the bottom of valve body still is equipped with the bottom, the inside of valve gap and bottom all is equipped with the screw, valve gap and bottom are respectively through the top and the bottom detachable connection of bolt and valve body.

The further improvement is that: the valve is characterized in that sealing rings are symmetrically arranged on two sides of the inside of the valve body, an arc-shaped groove used for being attached to the outer side of the valve core is formed in one side of the sealing rings, and two sides of the inside of the valve body are connected with the sealing rings in a clamping mode through clamping grooves.

The beneficial effects of the utility model are as follows: the push-pull rod in the self-cleaning mechanism drives the baffle to move downwards to seal the channel of the left valve seat, when water flow passes through the through hole of the baffle, the pressure of the water is increased by utilizing the narrow-mouth structure of the baffle, then the movable pin is moved out of the bottom end of the left valve seat, and the enhanced water flow washes one side of the filter screen, so that impurities are discharged to the outside of the valve seat through the pin hole of the movable pin, and the ball valve is convenient to clean automatically; the telescopic rod is driven to enter the groove through the elastic force of the spring in the limiting mechanism, the position of the push-pull rod is limited, and the phenomenon that the baffle is deviated due to the impact force of water flow after the push-pull rod drives the baffle to seal the channel of the valve seat is avoided.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic diagram of a limiting mechanism according to the present utility model;

FIG. 3 is an enlarged view of a portion of the utility model at A of FIG. 1;

fig. 4 is an enlarged view of a portion of the utility model at B of fig. 1.

Wherein: 1. a valve body; 2. a valve seat; 3. a valve cover; 4. a valve stem; 5. a valve core; 6. a filter screen; 7. a fixed block; 8. a push-pull rod; 9. a baffle; 10. a through hole; 11. a movable pin; 12. a telescopic rod; 13. a spring; 14. a groove; 15. a thread sleeve; 16. and a sealing gasket.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to the figures 1, 2, 3, 4, this embodiment provides an automatically cleaned ball valve including valve body 1, disk seat 2 and valve gap 3, the bilateral symmetry of valve body 1 is equipped with disk seat 2, the top of valve body 1 is equipped with valve gap 3, the inside of valve gap 3 is equipped with valve rod 4, the inside that valve rod 4's bottom inserted valve body 1 and be connected with case 5, the left side the inside of disk seat 2 is equipped with filter screen 6, the left side the top of disk seat 2 is equipped with self-cleaning mechanism, the headstock gear of ball valve is the spheroid case 5 with circular passageway, rotates around the axis of perpendicular to passageway, thereby valve core 5 rotates along with valve rod 4 to reach the purpose of opening and close the passageway, and then reaches the purpose of controlling the ball valve flow, and the inside impurity that can be some small volume normally gathers in the inside of valve body 1 easily, and the inside that it is used for connecting the inside setting up filter screen 6 of disk seat 2 of water pipe to avoid this kind, after the time has been long, the self-cleaning mechanism at one side of filter screen 6 is piled up inside the disk seat 2 automatically.

The self-cleaning mechanism comprises a fixed block 7, a push-pull rod 8 and a baffle 9, wherein the fixed block 7 is arranged at the top of the valve seat 2 on the left side, the push-pull rod 8 is inserted at the top of the fixed block 7, the bottom end of the push-pull rod 8 stretches into the left side of the valve seat 2 and is connected with the baffle 9, through holes 10 are formed in the upper part of the inside of the baffle 9, the number of the through holes 10 is multiple, the distances between the adjacent through holes 10 are equal, the through holes 10 are shaped into a narrow-mouth structure from left to right, a movable pin 11 is arranged at the bottom of the valve seat 2 on the left side, the baffle 9 is driven to move downwards through the push-pull rod 8, so that a channel of the left valve seat 2 is closed by the baffle 9, when water flows from the left end to the right end of the valve body 1, the pressure intensity of the water is increased through the narrow-mouth structure from left to right through the through holes 10, the movable pin 11 is removed from the bottom end of the left side 2 from top to bottom of the filter screen 6, the increased water flows from the top to the side, the side of the filter screen 6 is automatically flushed by the water flow to the side of the filter screen 6, and the impurities are discharged to the outside of the valve seat 2 through the movable pin hole.

The top and the bottom of push-pull rod 8 are equipped with a set of recess 14 symmetrically, the inside of fixed block 7 is equipped with the stop gear who matches with recess 14, the top and the bottom symmetry of baffle 9 are equipped with sealed 16, avoid rivers to leak outwards through the gap between baffle 9 and the disk seat 2, stop gear includes telescopic link 12 and spring 13, the inside symmetry of fixed block 7 is equipped with telescopic link 12, the outside of telescopic link 12 is equipped with spring 13, the inboard of telescopic link 12 and the one end of spring 13 all are established to arc structure, in the in-process of pushing push-pull rod 8 to move downwards, push-pull rod 8's outer wall is the inboard of extrusion telescopic link 12 to fixed block 7 earlier, later after the telescopic link 12 is parallel with the recess 14 position on push-pull rod 8 top, drives telescopic link 12 entering the inside of recess 14 with the help of the elasticity after spring 13 compression, and restricts the position of telescopic link 8, avoids producing the skew because of the push-pull force of the push-pull of rivers of the push-pull of the telescopic link 9 after the passageway that baffle 9 was sealed with disk seat 2 is driven to the spring 8.

The bottom of disk seat 2 is equipped with thread bush 15 in the left side, the outside of movable pin 11 is equipped with the external screw thread, movable pin 11 can dismantle with thread bush 15 through the external screw thread and be connected, movable pin 11 is located the centre department of through-hole 10 and filter screen 6, and movable pin 11 is mutually supported through the external screw thread in its outside and the inside screw thread face of thread bush 15, after twisting movable pin 11 and rotating, alright make its bottom of freely business turn over disk seat 2, make things convenient for rivers to drive impurity automatic outflow disk seat 2.

The bottom of valve body 1 still is equipped with the bottom, the inside of valve gap 3 and bottom all is equipped with the screw, the valve gap 3 can be dismantled with the top and the bottom of valve body 1 through the bolt respectively with the bottom and be connected, and the bolt is by a common and convenient fixed connection mode, this is used for being connected between valve gap 3, bottom and the valve body 1, conveniently installs the inside of valve rod 4 and case 5 to valve body 1.

The inside bilateral symmetry of valve body 1 is equipped with the sealing washer, one side of sealing washer is equipped with the arc wall that is used for laminating the case 5 outside, the inside both sides of valve body 1 pass through the draw-in groove and are connected with the sealing washer block, set up the both sides of case 5 with the sealing washer to laminate with the arc surface in its outside, the sealing washer leakproofness of rubber material is good, further has promoted the sealing performance of valve body 1.

The self-cleaning ball valve is characterized in that a self-cleaning mechanism is arranged at the top of a left valve seat 2 and consists of a fixed block 7, a push-pull rod 8 and a baffle plate 9, the baffle plate 9 is driven by the push-pull rod 8 to move downwards, so that a channel of the left valve seat 2 is closed by the baffle plate 9, water flow passes through a through hole of the baffle plate 9, the pressure of water is increased from a left-to-right narrow-mouth structure through a through hole 10, a movable pin 11 is removed from the bottom end of the left valve seat 2, one side of a filter screen 6 is flushed by the water flow with the increased pressure, impurities are discharged to the outside of the valve seat 2 through a pin hole of the movable pin 11, and the ball valve is convenient to clean automatically; the limiting mechanism is arranged in the fixed block 7 and consists of a telescopic rod 12 and a spring 13, the telescopic rod 12 is driven to enter the groove 14 by means of the elasticity compressed by the spring 13, the position of the push-pull rod 8 is limited, and the baffle 9 is prevented from deflecting due to the impact force of water flow after the push-pull rod 8 drives the baffle 9 to seal the channel of the valve seat 2.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatically cleaning's ball valve, includes valve body (1), disk seat (2) and valve gap (3), its characterized in that: the valve is characterized in that valve seats (2) are symmetrically arranged on two sides of the valve body (1), a valve cover (3) is arranged at the top of the valve body (1), a valve rod (4) is arranged in the valve cover (3), the bottom end of the valve rod (4) is inserted into the valve body (1) and connected with a valve core (5), a filter screen (6) is arranged in the valve seat (2) on the left side, and a self-cleaning mechanism is arranged at the top of the valve seat (2) on the left side;

self-cleaning mechanism includes fixed block (7), push-and-pull rod (8) and baffle (9), the left side the top of disk seat (2) is equipped with fixed block (7), the top of fixed block (7) is inserted and is equipped with push-and-pull rod (8), the bottom of push-and-pull rod (8) stretches into the left side the inside of disk seat (2) is connected with baffle (9), the top of baffle (9) inside is equipped with through-hole (10), the left side the bottom of disk seat (2) is equipped with movable pin (11).

2. The self-cleaning ball valve as in claim 1 wherein: the top and the bottom of push-and-pull rod (8) symmetry are equipped with a set of recess (14), the inside of fixed block (7) is equipped with the stop gear who matches with recess (14), the top and the bottom symmetry of baffle (9) are equipped with sealed pad (16).

3. The self-cleaning ball valve as in claim 2 wherein: the limiting mechanism comprises a telescopic rod (12) and a spring (13), the telescopic rod (12) is symmetrically arranged in the fixed block (7), the spring (13) is arranged on the outer side of the telescopic rod (12), and the inner side of the telescopic rod (12) and one end of the spring (13) are both in a circular arc structure.

4. The self-cleaning ball valve as in claim 1 wherein: the left side the bottom of disk seat (2) is equipped with thread bush (15), the outside of movable pin (11) is equipped with the external screw thread, movable pin (11) can dismantle with thread bush (15) through the external screw thread and be connected, movable pin (11) are located the centre department of through-hole (10) and filter screen (6).

5. The self-cleaning ball valve as in claim 1 wherein: the number of the through holes (10) is a plurality, the distances between the adjacent through holes (10) are equal, and the shape of the through holes (10) is a narrow-mouth structure from left to right.

6. The self-cleaning ball valve as in claim 1 wherein: the bottom of valve body (1) still is equipped with the bottom, the inside of valve gap (3) and bottom all is equipped with the screw, valve gap (3) and bottom are respectively through the top and the bottom detachable connection of bolt with valve body (1).

7. The self-cleaning ball valve as in claim 1 wherein: the valve is characterized in that sealing rings are symmetrically arranged on two sides of the inside of the valve body (1), an arc-shaped groove used for being attached to the outer side of the valve core (5) is formed in one side of each sealing ring, and two sides of the inside of the valve body (1) are connected with the sealing rings in a clamping mode through clamping grooves.