Ball valve ball body for preventing particles

Abstract

The utility model discloses an anti-particle ball valve ball body which comprises a shell, liquid guide pipes are fixedly connected to the two sides of the shell, flanges are fixedly connected to the liquid guide pipes, a ball core is arranged in the shell, a sealing block is arranged above the ball core, a positioning block is fixedly connected to the top of the sealing block, and the positioning block is fixedly connected to the bottom of the shell. A vertical rod penetrates through the sealing block and the positioning block, the bottom end of the vertical rod is fixedly connected to the ball core, a rotating block is fixedly connected to the top end of the vertical rod, a pair of first bolts penetrates through the sealing block, a threaded groove matched with the first bolts is formed in the shell, a filter screen is arranged in the liquid guide pipe, and the rotating block is fixedly connected to the rotating block. The liquid guide pipe is fixedly connected with a limiting groove, the limiting groove is sleeved with a liquid blocking block, a vertical groove is formed in the bottom of the liquid blocking block, and a vertical rod is arranged in the vertical groove.

Description

Technical Field

[0001] The utility model relates to the technical field of ball valve spheres, in particular to a ball valve sphere for particle prevention. Background Art

[0002] A ball valve is a valve driven by a valve stem and rotates around the axis of the ball valve. It can also be used to regulate and control fluids. However, the existing ball valve does not have a filtering device. When the ball valve is working, the granular impurities in the water body will directly contact the ball inside the ball valve, which will cause certain wear and tear on the ball over a long period of time and even cause the ball to become stuck, reducing the stability of the ball valve. Therefore, in order to correct the above defects, we proposed a ball valve ball for particle prevention. Utility Model Content

[0003] The technical problem solved by the utility model is to overcome the defects of the prior art and provide a ball body for a ball valve for preventing particles.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ball body for a ball valve for preventing particles, comprising a shell, two sides of the shell are fixedly connected with liquid guide tubes, a pair of the liquid guide tubes are fixedly connected with flanges, a ball core is arranged in the shell, a sealing block is arranged above the ball core, a positioning block is fixedly connected to the top of the sealing block, and a rotating rod passes through the sealing block and the positioning block, the bottom end of the rotating rod is fixedly connected to the ball core, and the top end of the rotating rod is fixedly connected to the rotating block, a pair of first bolts pass through the sealing block, and the shell is provided with a A threaded groove matching the first bolt is provided, a filter screen is provided in the liquid guiding tube, and a limiting groove is fixedly connected to the liquid guiding tube, a liquid blocking block is sleeved on the limiting groove, a vertical groove is provided at the bottom of the liquid blocking block, a vertical rod is provided in the vertical groove, the bottom end of the vertical rod is fixedly connected to the filter screen, a pair of second bolts pass through the liquid blocking block, a threaded groove matching the second bolt is provided on the outer wall of the limiting groove, a slag receiving groove is fixedly connected to the bottom of the liquid guiding tube, a slag discharge pipe is fixedly connected to the bottom of the slag receiving groove, and a valve is installed on the slag discharge pipe.

[0005] Preferably, the pair of flanges are symmetrically arranged about the central axis of the shell.

[0006] Preferably, anti-slip grooves are provided on the outer wall of the rotating block.

[0007] Preferably, a pair of the first bolts are symmetrically arranged about the central axis of the sealing block.

[0008] Preferably, a pair of second bolts are symmetrically arranged about the central axis of the liquid blocking block.

[0009] Preferably, the vertical rod is provided with anti-slip grooves.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. Through the arrangement of the liquid guide tube, the limit groove, the liquid blocking block, the filter screen and the second bolt, particles can be filtered, thereby preventing particles from scratching the ball core and increasing the service life of the ball core;

[0012] 2. The arrangement of the second bolt, the limit groove, the liquid blocking block, the vertical rod and the filter screen can facilitate the replacement of the filter screen, thereby improving the convenience of using the device;

[0013] 3. Through the arrangement of the sealing block, the housing and the first bolt, the ball core can be taken out, thereby facilitating maintenance of the ball core. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a partial stereogram of the utility model;

[0015] Figure 2 It is an overall schematic diagram of the utility model;

[0016] Figure 3 It is a side view of the liquid guide tube, the limit groove and the liquid blocking block;

[0017] Figure 4 for Figure 1 Side view of.

[0018] Numbers in the figure: 1. Shell; 2. Liquid guide tube; 3. Flange; 4. Ball core; 5. Sealing block; 6. Positioning block; 7. Vertical rod; 8. Rotating block; 9. First bolt; 10. Filter screen; 11. Limiting groove; 12. Liquid blocking block; 13. Vertical groove; 14. Second bolt; 15. Slag receiving groove; 16. Slag discharge pipe; 17. Rotating rod. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4The utility model provides a technical solution: a ball body for a ball valve for preventing particles, comprising a shell 1, liquid guide tubes 2 are fixedly connected to both sides of the shell 1, flanges 3 are fixedly connected to a pair of liquid guide tubes 2, the pair of flanges 3 are symmetrically arranged about the central axis of the shell 1, symmetrically arranged, and evenly stressed, a ball core 4 is arranged in the shell 1, a sealing block 5 is arranged above the ball core 4, a positioning block 6 is fixedly connected to the top of the sealing block 5, and a rotating rod 17 passes through the sealing block 5 and the positioning block 6, and an anti-skid pattern is provided on the vertical rod 7 to improve the surface friction of the vertical rod 7, the bottom end of the vertical rod 7 is fixedly connected to the ball core 4, and a rotating block 8 is fixedly connected to the top of the rotating rod 17, and an anti-skid pattern is provided on the outer wall of the rotating block 8 to improve the surface friction, a pair of first bolts 9 pass through the sealing block 5, and a first bolt 9 is provided on the shell 1 Matching thread grooves, a pair of first bolts 9 are symmetrically arranged about the central axis of the sealing block 5, symmetrically arranged, and evenly stressed, a filter screen 10 is arranged in the liquid guiding tube 2, and a limiting groove 11 is fixedly connected to the liquid guiding tube 2, a liquid blocking block 12 is sleeved on the limiting groove 11, a vertical groove 13 is opened at the bottom of the liquid blocking block 12, a vertical rod 7 is arranged in the vertical groove 13, and the bottom end of the vertical rod 7 is fixedly connected to the filter screen 10, a pair of second bolts 14 pass through the liquid blocking block 12, a pair of second bolts 14 are symmetrically arranged about the central axis of the liquid blocking block 12, symmetrically arranged, and evenly stressed, a thread groove matching the second bolt 14 is opened on the outer wall of the limiting groove 11, a slag receiving groove 15 is fixedly connected to the bottom of the liquid guiding tube 2, a slag discharge pipe 16 is fixedly connected to the bottom of the slag receiving groove 15, and a valve is installed on the slag discharge pipe 16.

[0021] Working principle: When the utility model is used, the device is installed on the pipeline through the flange 3. When the fluid enters the liquid guide tube 2, the particulate matter in the fluid is filtered through the filter screen 10 and flows into the slag receiving groove 15. When the filter screen 10 needs to be replaced, the second bolt 14 is unscrewed, the liquid blocking block 12 is removed upward, and then the filter screen 10 is pulled out through the vertical rod 7, and the new filter screen 10 is inserted into the limiting groove 11, and then the liquid blocking block 12 is reinserted and the second bolt 14 is screwed on. When the ball core 4 needs to be maintained, the first bolt 9 is unscrewed, the sealing block 5 is removed upward, and then the ball core 4 is taken out to maintain the ball core 4.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ball valve for particle prevention, comprising a housing (1), characterized in that: The shell (1) is fixedly connected with a liquid guide tube (2) on both sides, and a pair of the liquid guide tubes (2) are fixedly connected with flanges (3). The shell (1) is provided with a ball core (4), and a sealing block (5) is provided above the ball core (4). The top of the sealing block (5) is fixedly connected with a positioning block (6), and a rotating rod (17) passes through the sealing block (5) and the positioning block (6). The bottom end of the rotating rod (17) is fixedly connected to the ball core (4), and the top end of the rotating rod (17) is fixedly connected to the rotating block (8). A pair of first bolts (9) pass through the sealing block (5), and the shell (1) is provided with a threaded groove matching the first bolts (9). The liquid guide tube (2) is provided with a A filter screen (10) is provided, and a limiting groove (11) is fixedly connected to the liquid guide tube (2), a liquid blocking block (12) is sleeved on the limiting groove (11), a vertical groove (13) is provided at the bottom of the liquid blocking block (12), a vertical rod (7) is provided in the vertical groove (13), the bottom end of the vertical rod (7) is fixedly connected to the filter screen (10), a pair of second bolts (14) pass through the liquid blocking block (12), a threaded groove matching the second bolts (14) is provided on the outer wall of the limiting groove (11), a slag receiving groove (15) is fixedly connected to the bottom of the liquid guide tube (2), a slag discharge pipe (16) is fixedly connected to the bottom of the slag receiving groove (15), and a valve is installed on the slag discharge pipe (16).

2. The ball body for anti-particle ball valve according to claim 1, characterized in that: The pair of flanges (3) are symmetrically arranged with respect to the central axis of the housing (1).

3. The ball body for anti-particle ball valve according to claim 1, characterized in that: The outer wall of the rotating block (8) is provided with anti-slip grooves.

4. The ball body for anti-particle ball valve according to claim 1, characterized in that: A pair of the first bolts (9) are symmetrically arranged about the central axis of the sealing block (5).

5. The ball body for anti-particle ball valve according to claim 1, characterized in that: A pair of second bolts (14) are symmetrically arranged about the central axis of the liquid blocking block (12).

6. The ball body for anti-particle ball valve according to claim 1, characterized in that: The vertical rod (7) is provided with anti-slip grooves.

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