Self-cleaning valve bank

Abstract

The self-cleaning valve bank comprises a valve bank body and a circulating pump, a first connecting pipe is installed at an input port of the valve bank body, a water inlet valve is installed at the end, away from the input port of the valve bank body, of the first connecting pipe, and a first water return pipe is fixedly connected to the outer portion of the first connecting pipe. A three-way pipe is mounted at the end, away from the first connecting pipe, of the first water return pipe, and a blow-down valve is mounted at one output port of the three-way pipe; a second connecting pipe is installed at an output port of the valve bank body, a water outlet valve is installed at the end, away from the output port of the valve bank body, of the second connecting pipe, a first water feeding pipe is fixedly connected to the outside of the second connecting pipe, a second water return pipe is installed at an input port of the circulating pump, and a dosing assembly is arranged outside the second water return pipe. Water flow circularly flows in the valve bank main body through the circulating pump, so that the inner wall of the valve bank main body is flushed; and meanwhile, an anti-scaling agent is added into the second water return pipe through the dosing assembly, and the cleaning effect can be enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of valve groups, and particularly to a self-cleaning valve group. Background Art

[0002] A valve group is a collection of multiple valves, usually several valves are combined in a certain order and manner to form a whole. This combination makes the installation and use of the valve group more convenient, and also improves the reliability and stability of the valve. The main function of the valve group is to control the flow, pressure, direction and other parameters of the fluid in the pipeline. In the fields of industrial production, construction, energy, etc., the valve group can control the flow and pressure of the fluid in the pipeline by adjusting the opening and closing degree of the valve to meet the needs of different fields.

[0003] During long-term use, scale is likely to accumulate inside the valve group. This scale will hinder water flow and increase the resistance of valve operation, thereby reducing the efficiency of the equipment. In addition, the calcium, magnesium and other components in the scale may cause corrosion to the valve and pipeline, damage the structure and performance of the equipment, and thus affect the normal operation of the equipment. At the same time, scale may affect the sealing performance of the valve, causing leakage or sealing failure, thereby affecting the reliability and safety of the equipment.

[0004] Therefore, it is necessary to invent a self-cleaning valve group to solve the above problems. Utility Model Content

[0005] To this end, the utility model provides a self-cleaning valve group, which allows water to circulate inside the valve group body through a circulating pump to flush the inner wall of the valve group body; at the same time, a descaling agent is added to the second return water pipe through a dosing component to solve the problems in the prior art.

[0006] In order to achieve the above-mentioned purpose, the embodiment of the utility model provides the following technical solutions: a self-cleaning valve group, comprising a valve group body and a circulation pump, the input port of the valve group body is installed with a first connecting pipe, one end of the first connecting pipe away from the input port of the valve group body is installed with a water inlet valve, the outside of the first connecting pipe is fixedly connected with a first water return pipe, and the first water return pipe is connected with the first connecting pipe, the end of the first water return pipe away from the first connecting pipe is installed with a three-way pipe, and one of the output ports of the three-way pipe is installed with a sewage valve;

[0007] The output port of the valve group body is installed with a second connecting pipe, an end of the second connecting pipe away from the output port of the valve group body is installed with a water outlet valve, the outside of the second connecting pipe is fixedly connected with a first water supply pipe, and the first water supply pipe is connected with the second connecting pipe;

[0008] A second water return pipe is installed at the input port of the circulation pump, a dosing assembly is arranged outside the second water return pipe, a first valve is installed between the second water return pipe and an output port of the tee pipe, a second water supply pipe is installed at the output port of the circulation pump, and a second valve is installed between the first water supply pipe and the second water supply pipe.

[0009] As a preferred embodiment of the present invention, the dosing component includes a dosing pipe, which is fixedly connected to the outside of the second water return pipe and is communicated with the second water return pipe. The top of the dosing pipe is fixedly connected to a medicine storage barrel, and the medicine storage barrel is communicated with the dosing pipe. The top of the medicine storage barrel is threadedly sleeved with a top cover, the interior of the top cover is rotatably connected to a rotating shaft, and the rotating shaft is located inside the medicine storage barrel, a plurality of stirring rods are fixedly connected to the outside of the rotating shaft, and a driving assembly is provided on the top of the top cover.

[0010] As a preferred solution of the utility model, the driving assembly includes a motor, the motor is fixedly connected to the top of the top cover, the output end of the motor is fixedly connected to the second bevel gear, the top of the rotating shaft is fixedly connected to the first bevel gear, and the first bevel gear is meshed with the second bevel gear.

[0011] As a preferred solution of the utility model, a stacked screw is fixedly connected to the bottom of the rotating shaft, and the stacked screw is in contact with the inner wall of the dosing tube.

[0012] As a preferred solution of the utility model, a solenoid valve is installed inside the dosing tube.

[0013] As a preferred solution of the present utility model, the first connecting pipe is U-shaped, and the first return pipe is fixedly connected to the bottom of the first connecting pipe.

[0014] As a preferred solution of the utility model, a medicine adding port is arranged on the top of the top cover, and a sealing cap is threadedly sleeved on the top of the medicine adding port.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0016] 1. The circulating pump allows water to circulate inside the valve group body, thereby flushing the inner wall of the valve group body;

[0017] 2. The second bevel gear is driven by the motor to rotate, and then the rotating shaft is driven by the first bevel gear to rotate, and then multiple stirring rods and stacked screws are driven to rotate, so that the descaling agent falls at a uniform speed, so that the descaling agent can be added to the second return pipe, so that the inner wall of the valve group body can be cleaned more thoroughly and the cleaning efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the medicine storage barrel of the present utility model.

[0020] In the figure: 1. valve group body; 2. first connecting pipe; 3. water inlet valve; 4. second connecting pipe; 5. water outlet valve; 6. first water supply pipe; 7. second water supply pipe; 8. circulation pump; 9. first return pipe; 10. three-way pipe; 11. sewage valve; 12. first valve; 13. second return pipe; 14. second valve; 15. dosing pipe; 16. medicine storage barrel; 17. top cover; 18. dosing port; 19. sealing cover; 20. rotating shaft; 21. stirring rod; 22. stacked screw; 23. first bevel gear; 24. motor; 25. second bevel gear; 26. solenoid valve. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] The utility model provides Figure 1-2 A self-cleaning valve group shown in the figure comprises a valve group body 1 and a circulating pump 8, a first connecting pipe 2 is installed at the input port of the valve group body 1, a water inlet valve 3 is installed at one end of the first connecting pipe 2 away from the input port of the valve group body 1, a first water return pipe 9 is fixedly connected to the outside of the first connecting pipe 2, and the first water return pipe 9 is connected to the first connecting pipe 2, a tee pipe 10 is installed at one end of the first water return pipe 9 away from the first connecting pipe 2, and a sewage valve 11 is installed at one of the output ports of the tee pipe 10, and the sewage valve 11 can be used to conveniently discharge the waste water after cleaning;

[0023] The output port of the valve group body 1 is installed with a second connecting pipe 4, and a water outlet valve 5 is installed at one end of the second connecting pipe 4 away from the output port of the valve group body 1. The outside of the second connecting pipe 4 is fixedly connected with a first water supply pipe 6, and the first water supply pipe 6 is connected to the second connecting pipe 4;

[0024] A second water return pipe 13 is installed at the input port of the circulation pump 8, a dosing assembly is arranged outside the second water return pipe 13, a first valve 12 is installed between the second water return pipe 13 and an output port of the tee pipe 10, a second water supply pipe 7 is installed at the output port of the circulation pump 8, and a second valve 14 is installed between the first water supply pipe 6 and the second water supply pipe 7. By means of the dosing assembly, a descaling agent can be added when cleaning the valve group, thereby improving the effect of cleaning scale. By means of the circulation pump 8, the inner wall of the valve group can be flushed, thereby cleaning the inside of the valve group.

[0025] Furthermore, in the above technical scheme, the dosing component includes a dosing pipe 15, which is fixedly connected to the outside of the second return water pipe 13, and the dosing pipe 15 is communicated with the second return water pipe 13, the top of the dosing pipe 15 is fixedly connected to a medicine storage barrel 16, and the medicine storage barrel 16 is communicated with the dosing pipe 15, the top of the medicine storage barrel 16 is threadedly sleeved with a top cover 17, the inside of the top cover 17 is rotatably connected to a rotating shaft 20, and the rotating shaft 20 is located inside the medicine storage barrel 16, and the outside of the rotating shaft 20 is fixedly connected with a plurality of stirring rods 21, and a driving assembly is provided on the top of the top cover 17, and the descaling agent inside the medicine storage barrel 16 can be stirred by the arranged stirring rods 21 to avoid compaction.

[0026] Furthermore, in the above technical solution, the driving assembly includes a motor 24, which is fixedly connected to the top of the top cover 17, and the output end of the motor 24 is fixedly connected to the second bevel gear 25. The top of the rotating shaft 20 is fixedly connected to the first bevel gear 23, and the first bevel gear 23 is meshed with the second bevel gear 25. The motor 24 is set to provide power for the rotation of the rotating shaft 20.

[0027] Furthermore, in the above technical solution, a stacked screw 22 is fixedly connected to the bottom of the rotating shaft 20, and the stacked screw 22 fits the inner wall of the dosing tube 15. The stacked screw 22 can make the descaling agent fall at a uniform speed, thereby achieving the purpose of controlling the addition amount.

[0028] Furthermore, in the above technical solution, a solenoid valve 26 is installed inside the dosing tube 15. The solenoid valve 26 can prevent water from entering the medicine storage barrel 16 and causing the descaling agent to get damp.

[0029] Furthermore, in the above technical solution, the first connecting pipe 2 is U-shaped, and the first water return pipe 9 is fixedly connected to the bottom of the first connecting pipe 2 .

[0030] Furthermore, in the above technical solution, a drug adding port 18 is provided on the top of the top cover 17 , and a sealing cap 19 is threadedly sleeved on the top of the drug adding port 18 .

[0031] The working process of the self-cleaning valve group provided by the utility model when in use is as follows:

[0032] When it is necessary to clean the inside of the valve group, first, the water outlet valve 5, the water inlet valve 3, the first valve 12, the second valve 14 and the sewage valve 11 are closed, so that the water flow stays in the valve group body 1, and then the solenoid valve 26 is opened, and then the motor 24 is started to drive the second bevel gear 25 to rotate, and then the rotating shaft 20 is driven to rotate by the first bevel gear 23, and then the multiple stirring rods 21 and the stacked screw 22 are driven to rotate. Through the rotation of the stacked screw 22, the descaling agent can fall at a uniform speed. When the amount of descaling agent added reaches the standard, the solenoid valve 26 is closed and the rotation of the motor 24 is stopped, and then the first valve 12 and the second valve 14 are opened, and the circulation pump 8 is started at the same time, so that the water flow can circulate in the valve group body 1, and then the inner wall of the valve group body 1 can be flushed, and during the flow process, the descaling agent is dissolved in the water, so that the scale on the inner wall of the valve group body 1 can be cleaned more cleanly, and finally, the sewage can be discharged by opening the sewage valve 11.

[0033] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A self-cleaning valve group, comprising a valve group body (1) and a circulation pump (8), characterized in that: The inlet of the valve group body (1) is provided with a first connecting pipe (2); an end of the first connecting pipe (2) away from the inlet of the valve group body (1) is provided with a water inlet valve (3); the outside of the first connecting pipe (2) is fixedly connected with a first water return pipe (9), and the first water return pipe (9) is in communication with the first connecting pipe (2); an end of the first water return pipe (9) away from the first connecting pipe (2) is provided with a three-way pipe (10); one of the output ports of the three-way pipe (10) is provided with a sewage discharge valve (11); The output port of the valve group body (1) is provided with a second connecting pipe (4); an end of the second connecting pipe (4) away from the output port of the valve group body (1) is provided with a water outlet valve (5); the outside of the second connecting pipe (4) is fixedly connected with a first water supply pipe (6), and the first water supply pipe (6) is in communication with the second connecting pipe (4); The input port of the circulation pump (8) is provided with a second water return pipe (13), the outside of the second water return pipe (13) is provided with a dosing assembly, a first valve (12) is provided between the second water return pipe (13) and an output port of the three-way pipe (10), a second water supply pipe (7) is provided at the output port of the circulation pump (8), and a second valve (14) is provided between the first water supply pipe (6) and the second water supply pipe (7).

2. A self-cleaning valve assembly according to claim 1, characterized in that: The dosing component comprises a dosing pipe (15), wherein the dosing pipe (15) is fixedly connected to the outside of the second water return pipe (13), and the dosing pipe (15) is communicated with the second water return pipe (13); the top of the dosing pipe (15) is fixedly connected to a medicine storage barrel (16), and the medicine storage barrel (16) is communicated with the dosing pipe (15); the top of the medicine storage barrel (16) is threadedly sleeved with a top cover (17); the inside of the top cover (17) is rotatably connected to a rotating shaft (20), and the rotating shaft (20) is located inside the medicine storage barrel (16); the outside of the rotating shaft (20) is fixedly connected to a plurality of stirring rods (21), and the top of the top cover (17) is provided with a driving component.

3. A self-cleaning valve assembly according to claim 2, characterized in that: The driving assembly comprises a motor (24), the motor (24) is fixedly connected to the top of the top cover (17), the output end of the motor (24) is fixedly connected to a second bevel gear (25), the top of the rotating shaft (20) is fixedly connected to a first bevel gear (23), and the first bevel gear (23) is meshed with the second bevel gear (25).

4. A self-cleaning valve assembly according to claim 2, characterized in that: The bottom of the rotating shaft (20) is fixedly connected with a stacked screw rod (22), and the stacked screw rod (22) is in contact with the inner wall of the dosing tube (15).

5. A self-cleaning valve assembly according to claim 2, characterized in that: A solenoid valve (26) is installed inside the drug adding pipe (15).

6. A self-cleaning valve assembly according to claim 1, characterized in that: The first connecting pipe (2) is U-shaped, and the first water return pipe (9) is fixedly connected to the bottom of the first connecting pipe (2).

7. A self-cleaning valve assembly according to claim 2, characterized in that: The top of the top cover (17) is provided with a drug adding port (18), and the top of the drug adding port (18) is threadedly sleeved with a sealing cap (19).

Images