Water pump with automatic cleaning function

Abstract

The utility model discloses a water pump with an automatic cleaning function, which relates to the technical field of water pumps and comprises a pump body, a water storage tank is communicated with the water inlet end of the pump body, a filter tank is matched with one side of the water storage tank opposite to the pump body, a filter plate is arranged inside the filter tank, a water outlet pipe is communicated with the water outlet end of the pump body, and a water outlet pipe is arranged on the water outlet pipe. The middle section of the water outlet pipe communicates with a first connecting pipe, the end, away from the water outlet pipe, of the first connecting pipe communicates with the top end of the filter box, and an air bag is arranged on the first connecting pipe. According to the water pump with the automatic cleaning function, by arranging a filter plate, a first connecting pipe, an air bag and other structures, impurities and particles in water liquid are filtered, meanwhile, under the assistance of contraction elastic force of the air bag, the water liquid is accelerated and rapidly filters the interior of the filter box from top to bottom, the filter plate is subjected to reverse flushing, and the cleaning effect is improved. Meanwhile, the inner wall of the lower half section of the filter box is cleaned, and the use efficiency of the water pump is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pump technical field, especially a water pump with automatic cleaning function. BACKGROUND

[0002] Water pump is the mechanical of conveying liquid or making liquid pressure. It transmits the mechanical energy of prime mover or other external energy to liquid, makes liquid energy increase, mainly used to convey liquid including water, oil, acid and alkali liquid, emulsion, suspension emulsion and liquid metal etc., also can convey liquid, gas mixture and liquid containing suspended solid. The technical parameters of water pump performance are flow, suction, lift, shaft power, water power, efficiency etc. ; According to different working principles, it can be divided into volume water pump, vane pump etc. types. Volume pump is to utilize its working chamber volume variation to transmit energy. Vane pump is to utilize the interaction of rotary vane and water to transmit energy, and there are centrifugal pump, axial flow pump and mixed flow pump etc. types.

[0003] In the prior art, after long-term use, impurities and particles are easy to accumulate in the water pump, and serious blockage may occur. Artificial cleaning is time-consuming and laborious, which is very inconvenient.

[0004] Therefore, it is necessary to provide a water pump with automatic cleaning function to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a water pump with automatic cleaning function to solve the problem that in the prior art, after long-term use, impurities and particles are easy to accumulate in the water pump, and serious blockage may occur. Artificial cleaning is time-consuming and laborious, which is very inconvenient.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a water pump with automatic cleaning function, comprising a pump body, a water storage tank is communicated on the water inlet end of the pump body, a filter box is matched on the side away from the pump body of the water storage tank, a filter plate is arranged in the filter box, a water outlet pipe is communicated on the water outlet end of the pump body, a first connecting pipe is communicated in the middle segment of the water outlet pipe, the top end of the first connecting pipe is communicated with the top end of the filter box, and an air bag is arranged on the first connecting pipe.

[0007] Preferably, a fixed ring is fixedly connected on the inner wall of the filter box, the fixed ring is located above the filter plate, an elastic telescopic rod is fixedly connected on the top of the filter plate, and the top end of the elastic telescopic rod is fixedly connected on the fixed ring.

[0008] Preferably, a fourth electromagnetic valve is installed on the top end of the water outlet pipe, a first electromagnetic valve is installed on the end of the first connecting pipe close to the filter box, and the air bag is located between the first electromagnetic valve and the water outlet pipe.

[0009] Preferably, the water storage tank is communicated with a second connecting pipe near one end of the filter tank, the second connecting pipe is communicated with the filter tank at the end away from the water storage tank, the second connecting pipe is located above the fixed ring, and the second connecting pipe is inclinedly arranged, and the end of the second connecting pipe near the filter tank is inclined downward.

[0010] Preferably, the filter tank is communicated with a water inlet pipe on the side away from the water storage tank, the water inlet pipe is located below the filter plate, the water inlet pipe is inclinedly arranged, the end of the water inlet pipe away from the filter tank is inclined upward, and a second electromagnetic valve is installed on the water inlet pipe.

[0011] Preferably, the bottom end of the filter tank is communicated with a discharge pipe, and a third electromagnetic valve is installed on the discharge pipe.

[0012] The technical effects and advantages of the present application are as follows:

[0013] 1. The filter plate, the first connecting pipe and the air bag are arranged to filter the impurities and particles in the water, and under the auxiliary contraction elastic force of the air bag, the water is accelerated and quickly filtered into the inside of the filter tank from top to bottom, the filter plate is reversely washed, the inner wall of the lower half of the filter tank is cleaned, and the use efficiency of the water pump is improved.

[0014] 2. During the cleaning process, the elastic telescopic rod is arranged, so that the filter plate shakes and the impurities and particles are shaken off. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model discloses a water pump structure schematic diagram with automatic cleaning function.

[0016] Figure 2 The utility model discloses a water storage tank and filter tank structure schematic diagram.

[0017] Figure 3 The utility model discloses a water pump structure schematic diagram with automatic cleaning function. Figure 2 The utility model discloses a water pump structure schematic diagram with automatic cleaning function.

[0018] In the drawing: 1, pump body;2, water storage tank;3, filter tank;4, water outlet pipe;5, first connecting pipe;6, air bag;7, first electromagnetic valve;8, fixed ring;9, filter plate;10, elastic telescopic rod;11, second connecting pipe;12, water inlet pipe;13, second electromagnetic valve;14, discharge pipe;15, third electromagnetic valve;16, fourth electromagnetic valve. DETAILED DESCRIPTION

[0019] The utility model provides a kind of water pump with automatic cleaning function as shown in Figures 1-3 The utility model discloses a water pump structure schematic diagram with automatic cleaning function.

[0020] In order to realize the function of filtering, the water storage tank 2 is communicated with the water inlet end of the pump body 1, and the size of the water storage tank 2 is appropriate, and a certain amount of water can be stored, and the side of the water storage tank 2 away from the pump body 1 is matched with the filter box 3, and the end of the water storage tank 2 close to the filter box 3 is communicated with the second connecting pipe 11, and the end of the second connecting pipe 11 away from the water storage tank 2 is communicated with the filter box 3. The second connecting pipe 11 is arranged to make the filter box 3 communicate with the water storage tank 2.

[0021] The inside of the filter box 3 is provided with a filter plate 9, the filter plate 9 can filter the impurities and particles in the water, the inner wall of the filter box 3 is fixedly connected with a fixed ring 8, the fixed ring 8 is located above the filter plate 9, and the top of the filter plate 9 is fixedly connected with an elastic telescopic rod 10, and the top end of the elastic telescopic rod 10 is fixedly connected with the fixed ring 8.

[0022] The second connecting pipe 11 is located above the fixed ring 8, the side of the filter box 3 away from the water storage tank 2 is communicated with a water inlet pipe 12, the water inlet pipe 12 is located below the filter plate 9, and the second electromagnetic valve 13 is installed on the water inlet pipe 12.

[0023] In actual use, under the action of the pump body 1, the water enters the inside of the filter box 3 from the water inlet pipe 12 and flows from bottom to top, and the filter plate 9 filters the impurities and particles in the water; after the water is filtered, it is discharged into the inside of the water storage tank 2 through the second connecting pipe 11, and then discharged through the water outlet.

[0024] In order to realize the automatic cleaning of the filter plate 9, the water outlet pipe 4 is communicated with the water outlet end of the pump body 1, the middle section of the water outlet pipe 4 is communicated with the first connecting pipe 5, the end of the first connecting pipe 5 away from the water outlet pipe 4 is communicated with the top end of the filter box 3, and the air bag 6 is arranged on the first connecting pipe 5.

[0025] The fourth electromagnetic valve 16 is installed on the top end of the water outlet pipe 4, the first electromagnetic valve 7 is installed on the end of the first connecting pipe 5 close to the filter box 3, and the air bag 6 is located between the first electromagnetic valve 7 and the water outlet pipe 4, and the air bag 6 has a certain elasticity.

[0026] The bottom end of the filter box 3 is communicated with the discharge pipe 14, and the third electromagnetic valve 15 is installed on the discharge pipe 14.

[0027] During conveying, the second electromagnetic valve 13 and the fourth electromagnetic valve 16 are opened, and the first electromagnetic valve 7 and the third electromagnetic valve 15 are closed, the water enters the inside of the filter box 3 from the water inlet pipe 12 and flows from bottom to top, the filter plate 9 filters the impurities and particles in the water, and then the filtered water is discharged into the inside of the water storage tank 2 through the second connecting pipe 11, and then discharged through the water outlet pipe 4.

[0028] When cleaning, the second electromagnetic valve 13 and the fourth electromagnetic valve 16 are closed, and the third electromagnetic valve 15 is opened. Under the action of the pump body 1, the water in the water storage tank 2 enters the interior of the air bag 6 through the water outlet pipe 4 and the first connecting pipe 5, so that the air bag 6 is expanded and enlarged. Then, the first electromagnetic valve 7 is opened. Under the assistance of the contraction elastic force of the air bag 6 itself, the water is accelerated and quickly filtered from top to bottom in the interior of the filter box 3, the filter plate 9 is reversely washed, the inner wall at the position of the lower half of the filter box 3 is cleaned, and the cleaned liquid is discharged through the discharge pipe 14.

[0029] Then, the first electromagnetic valve 7 is closed, the interior of the air bag 6 is stored with water again, and then the first electromagnetic valve 7 is opened. The repeated washing is performed for multiple times.

[0030] A pressure sensor can be arranged at the air bag 6 to monitor the expansion degree of the air bag 6.

[0031] In the cleaning process, the filter plate 9 is shaken due to the arrangement of the elastic telescopic rod 10, so that the impurities and particles are shaken off.

[0032] The second connecting pipe 11 is obliquely arranged, and the end of the second connecting pipe 11 close to the filter box 3 is obliquely downward. The water inlet pipe 12 is obliquely arranged, and the end of the water inlet pipe 12 away from the filter box 3 is obliquely upward. In the cleaning process, the water is not easy to enter the interior of the second connecting pipe 11 and the water inlet pipe 12 due to the oblique arrangement of the second connecting pipe 11 and the water inlet pipe 12.

Claims

1. A water pump with automatic cleaning function, comprising a pump body (1), characterized in that: The water inlet end of the pump body (1) is communicated with a water storage tank (2), the side of the water storage tank (2) away from the pump body (1) is matched with a filter tank (3), the inside of the filter tank (3) is provided with a filter plate (9), the water outlet end of the pump body (1) is communicated with a water outlet pipe (4), the middle section of the water outlet pipe (4) is communicated with a first connecting pipe (5), the end of the first connecting pipe (5) away from the water outlet pipe (4) is communicated with the top end of the filter tank (3), the first connecting pipe (5) is provided with an air bag (6).

2. The water pump with automatic cleaning function according to claim 1, characterized in that: The inner wall of the filter tank (3) is fixedly connected with a fixed ring (8), the fixed ring (8) is located above the filter plate (9), the top of the filter plate (9) is fixedly connected with an elastic telescopic rod (10), the top end of the elastic telescopic rod (10) is fixedly connected with the fixed ring (8).

3. The water pump with automatic cleaning function according to claim 2, characterized in that: The top end of the water outlet pipe (4) is provided with a fourth electromagnetic valve (16), the end of the first connecting pipe (5) close to the filter tank (3) is provided with a first electromagnetic valve (7), and the air bag (6) is located between the first electromagnetic valve (7) and the water outlet pipe (4).

4. The water pump having an automatic cleaning function according to claim 3, characterized in that: The end of the water storage tank (2) close to the filter tank (3) is communicated with a second connecting pipe (11), the end of the second connecting pipe (11) away from the water storage tank (2) is communicated with the filter tank (3), the second connecting pipe (11) is located above the fixed ring (8), and the second connecting pipe (11) is inclined, and the end of the second connecting pipe (11) close to the filter tank (3) is inclined downward.

5. The water pump having an automatic cleaning function according to claim 1, characterized in that: The side of the filter tank (3) away from the water storage tank (2) is communicated with a water inlet pipe (12), the water inlet pipe (12) is located below the filter plate (9), the water inlet pipe (12) is inclined, the end of the water inlet pipe (12) away from the filter tank (3) is inclined upward, and the water inlet pipe (12) is provided with a second electromagnetic valve (13).

6. The water pump having an automatic cleaning function according to claim 1, characterized in that: The bottom end of the filter tank (3) is communicated with a discharge pipe (14), and the discharge pipe (14) is provided with a third electromagnetic valve (15).

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