Anti-blocking valve with pre-filtering assembly

Abstract

The utility model relates to the technical field of valve equipment, in particular to an anti-blocking valve with a pre-filtering assembly, which comprises a valve body, a sealing cylinder is arranged in the valve body, and flanges are symmetrically and fixedly connected to two sides of the valve body; filter frames are symmetrically and rotationally connected to the two sides of the bottom end of the sealing cylinder, an insertion hole is formed in the valve body, and filter screens are arranged in the filter frames; a groove is formed in the bottom end of the filter frame, a sealing ring is arranged at the top end of the groove, a sliding rod is arranged in the sealing ring, an inserting block is arranged on one side of the sliding rod, and a fixing block is arranged on the other side of the sliding rod; u-shaped blocks are symmetrically arranged at the top end and the bottom end of the filter frame, and the top ends of the U-shaped blocks are in threaded connection with threaded rods; the rotatable filter frame is arranged, the insertion block is arranged at the bottom end of the filter frame, so that the filter frame is convenient to fix, when the filter screen needs to be replaced, the rotatable filter frame is convenient to clean the filter screen, the U-shaped block is arranged, so that the filter screen is convenient to disassemble, and the cleaning operation is also convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of valve equipment, in particular to an anti-clogging valve with a pre-filtering component. Background Art

[0002] A valve is a mechanical device that controls the flow rate, direction, pressure, temperature, etc. of a flowing fluid medium. A valve is a basic component in a piping system. Valve fittings are technically the same as pumps and are often discussed as a separate category.

[0003] Chinese patent CN212203287U provides a filtering structure acting on a valve, which relates to the field of valve technology and includes: a valve body, a flange and a drain pipe. Flanges are fixedly installed on both sides of the valve body, the bottom end of the valve body is fixedly connected to the drain pipe, the top end of the valve body is fixedly installed with a connecting tube, and the top end of the connecting tube is fixedly installed with a fixed plate.

[0004] However, the filter screen in the above-mentioned device is not easy to disassemble. After long-term use, it will be worn and difficult to replace, which will lead to poor filtering effect and eventually cause valve blockage. Utility Model Content

[0005] The purpose of the utility model is to provide an anti-clogging valve with a pre-filtering component to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An anti-clogging valve with a pre-filter assembly comprises: a valve body, a sealing cylinder is arranged inside the valve body, flanges are symmetrically fixedly connected on both sides of the valve body; filter frames are symmetrically rotatably connected on both sides of the bottom end of the sealing cylinder, a plug hole is arranged inside the valve body, and a filter screen is arranged inside the filter frame;

[0008] A groove is provided at the bottom of the filter frame, a sealing ring is provided at the top of the groove, a sliding rod is provided inside the sealing ring, an insert block is provided on one side of the sliding rod, and a fixing block is provided on the other side of the sliding rod;

[0009] U-shaped blocks are symmetrically arranged at the top and bottom of the filter frame, and the top of the U-shaped block is threadedly connected with a threaded rod.

[0010] Preferably, the sealing cylinder is fixedly connected to the inside of the valve body, the bottom end of the sealing cylinder is symmetrically rotatably connected to the filter frame, and the insertion holes are symmetrically opened on the inner wall of the bottom end of the valve body.

[0011] Preferably, the sealing ring is fixedly connected to the top of the groove, the interior of the sealing ring is slidably connected to a sliding rod, the bottom end of the sliding rod is rotatably connected to a connecting rod, and the bottom end of the connecting rod is rotatably connected to an insert block.

[0012] Preferably, the output end of the plug block is inserted into the jack, the bottom end of the plug block is fixedly connected with a slider, the bottom end of the slider is slidably connected with a slide groove 1, and the slide groove 1 is arranged inside the groove.

[0013] Preferably, the fixed block is fixedly connected to the outer wall of the sliding rod, the bottom end of the fixed block is fixedly connected to the telescopic rod, the bottom end of the telescopic rod is fixedly connected to a groove, a spring is arranged outside the telescopic rod, one end of the spring is fixedly connected to the fixed block, and the other end of the spring is fixedly connected to the groove.

[0014] Preferably, the U-shaped block is fixedly connected to the top and bottom ends of the filter frame, the threaded rod passes through the U-shaped block and is rotatably connected to a pressure plate, a filter screen is provided at the bottom end of the pressure plate, the pressure plate is slidably connected to the inside of the second slide groove, and the second slide groove is opened inside the U-shaped block.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By providing a rotatable filter frame and an insert block at the bottom of the filter frame, the filter frame can be fixed conveniently. When the filter needs to be replaced, the filter frame can be rotated to clean the filter. By providing a U-shaped block, the filter can be disassembled conveniently, and the cleaning operation is also convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the main view of the overall structure of the utility model;

[0018] Figure 2 It is a partial structural sectional view of the utility model;

[0019] Figure 3 For this utility model Figure 2 A magnified view of the structure of area A.

[0020] In the figure: 1. valve body; 2. sealing cylinder; 3. filter frame; 4. sliding rod; 5. sealing ring; 6. plug hole; 7. plug block; 8. slider; 9. slide groove 1; 10. connecting rod; 11. telescopic rod; 12. spring; 13. fixing block; 14. filter screen; 15. pressure plate; 16. U-shaped block; 17. threaded rod; 18. slide groove 2; 19. groove. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0022] Embodiment 1:

[0023] See also Figure 1-Figure 3 The utility model provides a technical solution: comprising: a valve body 1, a sealing cylinder 2 is arranged inside the valve body 1, and flanges are symmetrically fixedly connected on both sides of the valve body 1; filter frames 3 are symmetrically rotatably connected on both sides of the bottom end of the sealing cylinder 2, a plug hole 6 is arranged inside the valve body 1, and a filter screen 14 is arranged inside the filter frame 3; the sealing cylinder 2 is fixedly connected to the inside of the valve body 1, and the bottom end of the sealing cylinder 2 is symmetrically rotatably connected to the filter frame 3, and the plug hole 6 is symmetrically opened on the inner wall of the bottom end of the valve body 1.

[0024] Impurities are filtered by arranging a filter screen 14 inside the valve body 1 , and the filter frame 3 which is rotatably connected is arranged, so that the filter screen 14 inside the filter frame 3 can be easily cleaned or replaced.

[0025] Embodiment 2:

[0026] See also Figure 2 On the basis of the first embodiment, in order to facilitate the disassembly of the filter frame 3, a groove 19 is provided at the bottom end of the filter frame 3, a sealing ring 5 is provided at the top end of the groove 19, a sliding rod 4 is provided inside the sealing ring 5, an insert block 7 is provided on one side of the sliding rod 4, and a fixed block 13 is provided on the other side of the sliding rod 4; the sealing ring 5 is fixedly connected to the top end of the groove 19, the sliding rod 4 is slidably connected inside the sealing ring 5, the bottom end of the sliding rod 4 is rotatably connected to the connecting rod 10, and the bottom end of the connecting rod 10 is rotatably connected to the insert block 7; the insert block 7 is provided inside the sealing ring 5; the sealing ring 5 is fixedly connected to the top end of the groove 19, the sliding rod 4 is slidably connected inside the sealing ring 5, the bottom end of the The output end of the block 7 is inserted into the socket 6, the bottom end of the plug block 7 is fixedly connected with a slider 8, the bottom end of the slider 8 is slidably connected with a slide groove 9, and the slide groove 9 is arranged inside the groove 19; the fixed block 13 is fixedly connected to the outer wall of the slide rod 4, the bottom end of the fixed block 13 is fixedly connected with a telescopic rod 11, the bottom end of the telescopic rod 11 is fixedly connected with a groove 19, a spring 12 is arranged on the outside of the telescopic rod 11, one end of the spring 12 is fixedly connected with the fixed block 13, and the other end of the spring 12 is fixedly connected with the groove 19.

[0027] A sealing ring 5 is provided on the outside of the slide rod 4 to prevent water from entering the inside of the groove 19. The slide rod 4 is pulled to drive the connecting rod 10 to rotate, and the rotation of the connecting rod 10 drives the plug block 7 to be inserted into the socket 6. A telescopic rod 11 and a spring 12 are provided inside the groove 19 to enable the plug block 7 to be inserted into the socket 6.

[0028] Embodiment three:

[0029] See also Figure 3On the basis of the first embodiment, in order to facilitate the replacement of the filter screen 14, U-shaped blocks 16 are symmetrically arranged at the top and bottom ends of the filter frame 3, and the top of the U-shaped block 16 is threadedly connected with a threaded rod 17; the U-shaped block 16 is fixedly connected to the top and bottom ends of the filter frame 3, and the threaded rod 17 passes through the U-shaped block 16 and is rotatably connected with a pressure plate 15, and the bottom end of the pressure plate 15 is provided with a filter screen 14, and the pressure plate 15 is slidably connected to the inside of the second slide groove 18, and the second slide groove 18 is opened inside the U-shaped block 16.

[0030] The threaded rod 17 is rotated to drive the pressing plate 15 to slide along the second slide groove 18 to fix the filter screen 14, so as to facilitate the replacement or cleaning of the filter screen 14.

[0031] In actual use, impurities are filtered by arranging a filter screen 14 inside the valve body 1, and a rotatably connected filter frame 3 is provided to facilitate cleaning or replacement of the filter screen 14 inside the filter frame 3; a sealing ring 5 is provided on the outside of the slide rod 4 to prevent water from entering the inside of the groove 19, and the slide rod 4 is pulled to drive the connecting rod 10 to rotate, and the rotation of the connecting rod 10 drives the plug block 7 to be inserted into the socket 6, and a telescopic rod 11 and a spring 12 are provided inside the groove 19 to enable the plug block 7 to be inserted into the socket 6; the threaded rod 17 is rotated to drive the pressure plate 15 to slide along the slide groove 18 to fix the filter screen 14, so that the filter screen 14 can be replaced or cleaned.

[0032] 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. An anti-clogging valve with a pre-filter assembly, comprising: A valve body (1), a sealing cylinder (2) is arranged inside the valve body (1), and flanges are symmetrically fixedly connected on both sides of the valve body (1); the valve body (1) is characterized in that: a filter frame (3) is symmetrically rotatably connected on both sides of the bottom end of the sealing cylinder (2), a plug hole (6) is arranged inside the valve body (1), and a filter screen (14) is arranged inside the filter frame (3); A groove (19) is provided at the bottom end of the filter frame (3), a sealing ring (5) is provided at the top end of the groove (19), a sliding rod (4) is provided inside the sealing ring (5), an insert block (7) is provided on one side of the sliding rod (4), and a fixing block (13) is provided on the other side of the sliding rod (4); U-shaped blocks (16) are symmetrically arranged at the top and bottom of the filter frame (3), and a threaded rod (17) is threadedly connected to the top of the U-shaped block (16).

2. The anti-clogging valve with a pre-filter assembly according to claim 1, characterized in that: The sealing cylinder (2) is fixedly connected to the inside of the valve body (1); the bottom end of the sealing cylinder (2) is symmetrically rotatably connected to the filter frame (3); and the insertion hole (6) is symmetrically arranged on the inner wall of the bottom end of the valve body (1).

3. The anti-clogging valve with a pre-filter assembly according to claim 1, characterized in that: The sealing ring (5) is fixedly connected to the top of the groove (19); the inside of the sealing ring (5) is slidably connected to a sliding rod (4); the bottom end of the sliding rod (4) is rotatably connected to a connecting rod (10); and the bottom end of the connecting rod (10) is rotatably connected to an insert block (7).

4. The anti-clogging valve with a pre-filter assembly according to claim 1, characterized in that: The output end of the plug block (7) is inserted into the jack (6), the bottom end of the plug block (7) is fixedly connected with a slider (8), the bottom end of the slider (8) is slidably connected with a slide groove (9), and the slide groove (9) is arranged inside the groove (19).

5. The anti-clogging valve with a pre-filter assembly according to claim 1, characterized in that: The fixed block (13) is fixedly connected to the outer wall of the sliding rod (4); the bottom end of the fixed block (13) is fixedly connected to the telescopic rod (11); the bottom end of the telescopic rod (11) is fixedly connected to the groove (19); a spring (12) is arranged outside the telescopic rod (11); one end of the spring (12) is fixedly connected to the fixed block (13); and the other end of the spring (12) is fixedly connected to the groove (19).

6. The anti-clogging valve with a pre-filter assembly according to claim 1, characterized in that: The U-shaped block (16) is fixedly connected to the top and bottom ends of the filter frame (3); the threaded rod (17) passes through the U-shaped block (16) and is rotatably connected to a pressing plate (15); a filter screen (14) is arranged at the bottom end of the pressing plate (15); the pressing plate (15) is slidably connected to the inside of a second slide groove (18); and the second slide groove (18) is opened inside the U-shaped block (16).

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