Water conservancy valve

Abstract

The utility model discloses a water conservancy valve, relates to the technical field of water conservancy valves, and aims to solve the problems that a large number of impurities are easy to accumulate on the surface of a filter screen along with long-time use, and the passing rate of the filter screen is reduced, the water conservancy valve comprises a valve body and a water inlet pipe fixedly mounted at the front end of the valve body, and a filter part is fixedly mounted between the water inlet pipe and the valve body; and a cleaning piece used for cleaning the filtering piece is installed in the water inlet pipe, a groove is formed in the top of the valve body, a valve rod is rotatably installed at the top of the groove, and a valve plate is in threaded connection with the bottom of the valve rod. Through the arrangement of the cleaning part, in the using process, the filtering part can be continuously cleaned through the cleaning part, impurities accumulated on the surface of the filtering part can be continuously removed, and the passing rate of the filtering part is increased.

Description

Technical Field

[0001] The present application relates to the field of water conservancy valves, and in particular to a water conservancy valve. Background Art

[0002] Hydraulic valves are control components used in water conservancy transportation systems, with functions such as cut-off, regulation, diversion, backflow prevention, pressure stabilization, diversion or overflow pressure relief.

[0003] The existing Chinese patent with announcement number CN213206580U discloses a water conservancy valve device, including a central pipe, a water inlet pipe and a valve disc, wherein the water inlet pipe is located on one side of the central pipe, and the water inlet pipe is connected through the central pipe, the valve disc is located at the upper end of the central pipe, and a valve rotating rod is provided at the lower end of the valve disc, and the top of the valve rotating rod is fixedly connected to the valve disc, a water outlet pipe is connected through one side of the central pipe, a connecting rod is provided at one end of the inner side of the water inlet pipe, and a fixed filter is provided at one side of the connecting rod, and one end of the fixed filter is fixedly connected to the connecting rod.

[0004] With respect to the above-mentioned related technology, the inventors found that there are at least the following problems in the technology: in the above-mentioned technology, impurities in the water are filtered by installing a filter in the valve. However, with long-term use, a large amount of impurities are easily accumulated on the surface of the filter, which reduces the pass rate of the filter and further affects the flow rate of the valve. Utility Model Content

[0005] In order to improve the problem that a large amount of impurities are easily accumulated on the surface of the filter screen with long-term use, thereby reducing the pass rate of the filter screen, the present application provides a hydraulic valve.

[0006] The present application provides a hydraulic valve, which adopts the following technical solution:

[0007] A water conservancy valve comprises a valve body and a water inlet pipe fixedly mounted at the front end of the valve body, a filter element fixedly mounted between the water inlet pipe and the valve body, and a cleaning element for cleaning the filter element mounted in the water inlet pipe;

[0008] The top of the valve body is provided with a groove, the top of the groove is rotatably mounted with a valve stem, and the bottom of the valve stem is threadedly connected with a valve plate.

[0009] By adopting the above technical solution, during use, the filter element can filter impurities in the water, which can reduce the impact of impurities on the valve body structure. At the same time, the filter element can be continuously cleaned by the cleaning element, which can continuously remove impurities accumulated on the surface of the filter element and improve the pass rate of the filter element.

[0010] Optionally, the filter element includes an arc-shaped filter screen and a fixing plate fixedly connected to the edge of the arc-shaped filter screen.

[0011] By adopting the above technical solution, the arc filter can filter impurities in the water.

[0012] Optionally, the fixing plate abuts between the valve body and the water inlet pipe, and the valve body, the water inlet pipe and the fixing plate are fixedly installed by preset bolts.

[0013] By adopting the above technical solution, the filter element can be disassembled and assembled.

[0014] Optionally, sealing rings are embedded on both sides of the fixing plate.

[0015] By adopting the above technical solution, the sealing performance between the fixing plate, the valve body and the water inlet pipe can be improved.

[0016] Optionally, the cleaning member includes a rotating shaft rotatably installed in the water inlet pipe, a plurality of connecting rods fixedly installed around the rotating shaft, and a cleaning rod fixedly installed at one end of the connecting rod, and the cleaning rod contacts the surface of the arc filter.

[0017] By adopting the above technical solution, when the rotating shaft rotates, the connecting rod will drive the cleaning rod to rotate, so that the cleaning rod can continuously clean the surface of the arc filter screen, and can continuously remove impurities accumulated on the surface of the arc filter screen.

[0018] Optionally, a motor for driving the rotating shaft to rotate is fixedly mounted on the outer wall of the water inlet pipe.

[0019] By adopting the above technical solution, the motor can be started to drive the rotating shaft to rotate.

[0020] Optionally, a limiting groove is provided on the inner side wall of the groove, and limiting blocks are fixedly connected to both sides of the valve plate, and the limiting blocks are slidably connected in the limiting groove.

[0021] By adopting the above technical solution, the valve plate can be guided and limited.

[0022] Optionally, the inner bottom wall of the valve body is provided with a slot adapted to the valve plate.

[0023] By adopting the above technical solution, when the valve is closed, the lower end of the valve plate is inserted into the slot, which can have a fixing effect on the valve plate and improve the stability of the valve plate.

[0024] In summary, this application has the following beneficial effects:

[0025] 1. This application provides a cleaning element. During use, the filter element can be continuously cleaned by the cleaning element, and impurities accumulated on the surface of the filter element can be continuously removed, thereby improving the passing rate of the filter element;

[0026] 2. This application provides a fixing plate so that the filter element can be disassembled and assembled, which is convenient for later maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of this application.

[0028] Figure 2 It is a schematic diagram of the cross-sectional structure of this application.

[0029] Description of reference numerals:

[0030] 1. Valve body; 2. Water inlet pipe; 3. Filter element; 31. Arc filter; 32. Fixed plate; 4. Cleaning element; 41. Rotating shaft; 42. Connecting rod; 43. Cleaning rod; 44. Motor; 5. Groove; 6. Valve stem; 7. Valve plate; 8. Bolt; 9. Sealing ring; 10. Limiting groove; 11. Limiting block; 12. Card slot. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-2 This application is described in further detail.

[0032] Please refer to Figure 1-2 A water conservancy valve comprises a valve body 1 and a water inlet pipe 2 fixedly installed at the front end of the valve body 1, a filter element 3 is fixedly installed between the water inlet pipe 2 and the valve body 1, the filter element 3 comprises an arc-shaped filter screen 31 and a fixing plate 32 fixedly connected at the edge of the arc-shaped filter screen 31, the fixing plate 32 abuts between the valve body 1 and the water inlet pipe 2, and the valve body 1, the water inlet pipe 2 and the fixing plate 32 are fixedly installed by preset bolts 8, and sealing rings 9 are embedded on both sides of the fixing plate 32. When in use, the filter element 3 can be placed between the water inlet pipe 2 and the valve body 1, and then the valve body 1, the water inlet pipe 2 and the water inlet pipe 2 are fixed by bolts 8. During use, the arc-shaped filter screen 31 can filter impurities in the water, which can reduce the impact of impurities on the structure of the valve body 1.

[0033] Reference Figure 1 and Figure 2 A cleaning member 4 for cleaning the filter element 3 is installed in the water inlet pipe 2. The cleaning member 4 includes a rotating shaft 41 rotatably installed in the water inlet pipe 2, a plurality of connecting rods 42 fixedly installed around the rotating shaft 41, and a cleaning rod 43 fixedly installed at one end of the connecting rod 42. The cleaning rod 43 contacts the surface of the arc-shaped filter screen 31. A motor 44 for driving the rotating shaft 41 to rotate is fixedly installed on the outer wall of the water inlet pipe 2. During use, the motor 44 can be started to drive the rotating shaft 41 to rotate, so that the rotating shaft 41 drives the cleaning rod 43 to rotate through the connecting rod 42, so that the cleaning rod 43 continuously cleans the surface of the arc-shaped filter screen 31, and can continuously remove impurities accumulated on the surface of the arc-shaped filter screen 31, thereby improving the pass rate of the arc-shaped filter screen 31.

[0034] Reference Figure 1 and Figure 2 The top of the valve body 1 is provided with a groove 5, the top of the groove 5 is rotatably mounted with a valve stem 6, the bottom of the valve stem 6 is threadedly connected with a valve plate 7, the inner side wall of the groove 5 is provided with a limit groove 10, both sides of the valve plate 7 are fixedly connected with limit blocks 11, and the limit blocks 11 are slidably connected in the limit groove 10. The inner bottom wall of the valve body 1 is provided with a card slot 12 adapted to the valve plate 7. When adjusting the flow rate, the valve stem 6 can be rotated to make the valve stem 6 drive the valve plate 7 to rise and fall.

[0035] The implementation principle of the present application is: when in use, the filter element 3 can be placed between the water inlet pipe 2 and the valve body 1, and then the valve body 1, the water inlet pipe 2 and the water inlet pipe 2 are fixed with bolts 8. During use, the arc filter 31 can filter impurities in the water, which can reduce the impact of impurities on the structure of the valve body 1; during use, the motor 44 can be started to drive the rotating shaft 41 to rotate, so that the rotating shaft 41 drives the cleaning rod 43 to rotate through the connecting rod 42, so that the cleaning rod 43 continuously cleans the surface of the arc filter 31, which can continuously remove impurities accumulated on the surface of the arc filter 31 and improve the pass rate of the arc filter 31.

[0036] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A hydraulic valve, comprising a valve body (1) and a water inlet pipe (2) fixedly mounted at the front end of the valve body (1), characterized in that: A filter element (3) is fixedly installed between the water inlet pipe (2) and the valve body (1), and a cleaning element (4) for cleaning the filter element (3) is installed in the water inlet pipe (2); The top of the valve body (1) is provided with a groove (5), the top of the groove (5) is rotatably mounted with a valve stem (6), and the bottom of the valve stem (6) is threadedly connected with a valve plate (7); The filter element (3) comprises an arc-shaped filter screen (31) and a fixing plate (32) fixedly connected to the edge of the arc-shaped filter screen (31); The cleaning member (4) comprises a rotating shaft (41) rotatably mounted in the water inlet pipe (2), a plurality of connecting rods (42) fixedly mounted around the rotating shaft (41), and a cleaning rod (43) fixedly mounted at one end of the connecting rod (42), wherein the cleaning rod (43) contacts the surface of the arc-shaped filter screen (31).

2. A hydraulic valve according to claim 1, characterized in that: The fixing plate (32) abuts between the valve body (1) and the water inlet pipe (2), and the valve body (1), the water inlet pipe (2) and the fixing plate (32) are fixedly mounted by means of preset bolts (8).

3. A hydraulic valve according to claim 1, characterized in that: Sealing rings (9) are embedded on both sides of the fixing plate (32).

4. A hydraulic valve according to claim 1, characterized in that: A motor (44) for driving the rotating shaft (41) to rotate is fixedly mounted on the outer side wall of the water inlet pipe (2).

5. A hydraulic valve according to claim 1, characterized in that: The inner side wall of the groove (5) is provided with a limiting groove (10), and both sides of the valve plate (7) are fixedly connected to limiting blocks (11), and the limiting blocks (11) are slidably connected in the limiting groove (10).

6. A hydraulic valve according to claim 1, characterized in that: The inner bottom wall of the valve body (1) is provided with a slot (12) adapted to fit the valve plate (7).

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