Horizontal end suction pump with automatic backwashing function

Abstract

The utility model provides a horizontal end suction pump with an automatic backwashing function, which comprises a base, and the right side of the upper part of the base is fixedly connected with an end suction pump body; the left side of the upper portion of the base is fixedly connected with a driving motor, and the right end of an output shaft of the driving motor is connected with a spindle of the end suction pump body through a coupler. A filter cartridge is arranged on the right side of the end suction pump body, a first connecting pipe is integrally connected to an opening in the middle of the left portion of the filter cartridge, and the left end of the first connecting pipe is fixedly connected with the input end of the end suction pump body. A second connecting pipe is integrally connected to an opening in the middle of the right part of the filter cartridge. Due to the arrangement of the water storage tank, the drain pipe, the water inlet pipe, the water suction pipe, the third electromagnetic valve, the fourth electromagnetic valve, the booster pump, the fifth electromagnetic valve and the three-way pipe, the automatic backwashing effect is favorably realized, the cleaning efficiency of the filtering structure can be effectively improved, the labor intensity of operators can be greatly reduced, and the use is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to horizontal end suction pump technical field especially relates to a kind of with automatic backwashing horizontal end suction pump. BACKGROUND

[0002] Horizontal end suction pump is a kind of centrifugal pump, it adopts back suction type structure, without removing pump shell, can install and replace impeller, main shaft and bearing solid structure can maximumly reduce water pipe misplacement and deformation, horizontal end suction pump is mainly composed of pump body, impeller, motor, sealing device etc., the existing horizontal end suction pump in the process of actual use generally installs filter structure at input end, when filter structure is blocked, operating personnel need to disassemble and clean filter structure, this traditional cleaning method is not only inefficient but also high in labor intensity, use more inconvenient. CONTENT OF UTILITY MODEL

[0003] To solve the above-mentioned technical problem, the utility model provides a kind of with automatic backwashing horizontal end suction pump, it can realize the effect of automatic backwashing, can effectively improve the cleaning efficiency of filter structure, also can greatly reduce the labor intensity of operating personnel, use more conveniently.

[0004] Its technical scheme is as follows: a kind of with automatic backwashing horizontal end suction pump, including base, the upper right side of base is fixedly connected with end suction pump body;The upper left side of base is fixedly connected with drive motor, and the output shaft right end of drive motor is connected with the main shaft of end suction pump body through coupling;The right side of end suction pump body is provided with filter cartridge, and the left part of filter cartridge is integrally connected with first connecting pipe in the middle part opening, wherein the left end of first connecting pipe is fixedly connected with the input end of end suction pump body;The right part of filter cartridge is integrally connected with second connecting pipe in the middle part opening, and the right end of second connecting pipe is fixedly connected with first electromagnetic valve;The right lower side opening of filter cartridge is integrally connected with blow-off pipe, and the lower end of blow-off pipe is fixedly connected with second electromagnetic valve;The inside middle part of filter cartridge is fixedly connected with filter screen, characterized by, the output end of end suction pump body is fixedly connected with water storage type backwashing assembly.

[0005] Preferably, the water storage type backwashing assembly includes water storage tank, the upper middle part opening of water storage tank is integrally connected with drain pipe;The left opening of lower part of water storage tank is integrally connected with water inlet pipe, and the lower end of water inlet pipe is fixedly connected with third electromagnetic valve;The right opening of lower part of water storage tank is integrally connected with water suction pipe, and the lower end of water suction pipe is fixedly connected with fourth electromagnetic valve;The lower end of fourth electromagnetic valve is fixedly connected with booster pump, and the output end of booster pump is fixedly connected with fifth electromagnetic valve, wherein the lower end of fifth electromagnetic valve is fixedly connected with one end of three-way pipe;The other end of three-way pipe is fixedly connected with the lower end of third electromagnetic valve.

[0006] Compared with the prior art, the beneficial effects of the present invention are:

[0007] In the utility model, the arrangement of the water storage tank, drain pipe, water inlet pipe, water suction pipe, third solenoid valve, fourth solenoid valve, booster pump, fifth solenoid valve and three-way pipe is conducive to achieving the effect of automatic backwashing, which can effectively improve the cleaning efficiency of the filter structure, and can also greatly reduce the labor intensity of the operator, making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural diagram of the utility model;

[0009] Figure 2 It is a partial cross-sectional schematic diagram of the utility model;

[0010] Figure 3 It is a structural schematic diagram of the water storage type backwashing component of the utility model.

[0011] In the picture:

[0012] 1. Base; 2. End-suction pump body; 3. Drive motor; 4. Filter cartridge; 5. First connecting pipe; 6. Second connecting pipe; 7. First solenoid valve; 8. Drain pipe; 9. Second solenoid valve; 10. Filter screen; 11. Water storage backwash assembly; 110. Water storage tank; 111. Drain pipe; 112. Water inlet pipe; 113. Water suction pipe; 114. Third solenoid valve; 115. Fourth solenoid valve; 116. Booster pump; 117. Fifth solenoid valve; 118. Tee pipe. DETAILED DESCRIPTION

[0013] The present invention will be described in detail below with reference to the accompanying drawings. Figure 1 and attached Figure 2 As shown, a horizontal end-suction pump with automatic backwashing includes a base 1, and the end-suction pump body 2 is fixedly connected to the upper right side of the base 1; the drive motor 3 is fixedly connected to the upper left side of the base 1, and the right end of the output shaft of the drive motor 3 is connected to the main shaft of the end-suction pump body 2 through a coupling; a filter cartridge 4 is provided on the right side of the end-suction pump body 2, and a first connecting pipe 5 is integrally connected to the opening of the left middle part of the filter cartridge 4, wherein the left end of the first connecting pipe 5 is fixedly connected to the input end of the end-suction pump body 2; a second connecting pipe 6 is integrally connected to the opening of the right middle part of the filter cartridge 4, and the right end of the second connecting pipe 6 is fixedly connected to a first solenoid valve 7; a sewage pipe 8 is integrally connected to the opening of the lower right side of the filter cartridge 4, and the lower end of the sewage pipe 8 is fixedly connected to a second solenoid valve 9; a filter screen 10 is fixedly connected to the inner middle part of the filter cartridge 4.

[0014] One of them has automatic backwashing horizontal end suction pump, and the water storage type backwashing assembly 11 is fixedly connected to the output end of the end suction pump body 2, which is beneficial to realize the effect of automatic backwashing, can effectively improve the cleaning efficiency of the filter structure, and can greatly reduce the labor intensity of the operator and is more convenient to use.

[0015] In the embodiment, the water storage type backwashing assembly 11 is shown in the drawings. Figure 3 As shown, the water storage type backwashing assembly 11 comprises a water storage tank 110, and a drain pipe 111 is integrally connected to the opening in the upper middle part of the water storage tank 110; a water inlet pipe 112 is integrally connected to the opening in the lower left side of the water storage tank 110, and a third electromagnetic valve 114 is fixedly connected to the lower end of the water inlet pipe 112; a water suction pipe 113 is integrally connected to the opening in the lower right side of the water storage tank 110, and a fourth electromagnetic valve 115 is fixedly connected to the lower end of the water suction pipe 113; a booster pump 116 is fixedly connected to the lower end of the fourth electromagnetic valve 115, and a fifth electromagnetic valve 117 is fixedly connected to the output end of the booster pump 116, wherein one end of a three-way pipe 118 is fixedly connected to the lower end of the fifth electromagnetic valve 117; the other end of the three-way pipe 118 is fixedly connected to the lower end of the third electromagnetic valve 114.

[0016] In the embodiment, specifically, the remaining end of the three-way pipe 118 is fixedly connected to the output end of the end suction pump body 2.

[0017] In the embodiment, specifically, the water storage tank 110 is a stainless steel tank with a rectangular cross section.

[0018] In the embodiment, specifically, the filter cartridge 4 is a stainless steel cartridge with a circular longitudinal cross section.

[0019] In the embodiment, specifically, the filter screen 10 is a stainless steel filter screen.

[0020] In the embodiment, specifically, the driving motor 3, the first electromagnetic valve 7, the second electromagnetic valve 9, the third electromagnetic valve 114, the fourth electromagnetic valve 115, the booster pump 116 and the fifth electromagnetic valve 117 are respectively electrically connected to an external control panel.

[0021] When the end suction pump is used, the right end of the first electromagnetic valve 7 is connected with the external water suction pipeline, the upper end of the drain pipe 111 is connected with the external water delivery pipeline, then the operator can control the first electromagnetic valve 7 and the third electromagnetic valve 114 to be opened through the external control panel, the remaining electromagnetic valves are kept in the closed state, then the driving motor 3 is started through the control panel, the driving motor 3 drives the end suction pump body 2 to work, and water enters the water storage tank 110, then the water enters the water delivery pipeline through the drain pipe 111; when the filter structure needs to be cleaned, the operator can operate the control panel to enter the backwashing mode, at this time, the control panel automatically controls the second electromagnetic valve 9, the fourth electromagnetic valve 115 and the fifth electromagnetic valve 117 to be opened, controls the remaining electromagnetic valves to be closed, and simultaneously controls the booster pump 116 to be started, the booster pump 116 sucks the water in the water storage tank 110 through the fourth electromagnetic valve 115 and the water suction pipe 113, and injects the water into the inside of the end suction pump body 2 through the fifth electromagnetic valve 117 and the three-way pipe 118, then the water enters the filter cartridge 4 through the input end of the end suction pump body 2 and the first connecting pipe 5, the filter screen 10 in the filter cartridge 4 is backwashed, the impurities falling from the filter screen 10 are discharged from the inside of the filter cartridge 4 through the blowdown pipe 8 and the second electromagnetic valve 9, the automatic backwashing effect is realized, the cleaning efficiency of the filter structure can be effectively improved, the labor intensity of the operator can be greatly reduced, and the use is more convenient.

[0022] The technical scheme disclosed by the utility model, or the technical scheme designed by the skilled person in the art inspired by the technical scheme of the utility model, and similar technical schemes achieving the above technical effects all fall within the protection scope of the utility model.

Claims

1. A horizontal end-suction pump with automatic backwashing, characterized in that: The horizontal end-suction pump with automatic backwashing comprises a base (1), wherein the upper right side of the base (1) is fixedly connected to an end-suction pump body (2); the upper left side of the base (1) is fixedly connected to a drive motor (3), and the right end of the output shaft of the drive motor (3) is connected to the main shaft of the end-suction pump body (2) via a coupling; a filter cartridge (4) is provided on the right side of the end-suction pump body (2), and a first connecting pipe (5) is integrally connected to the opening of the left middle portion of the filter cartridge (4), wherein the left end of the first connecting pipe (5) is connected to the end-suction pump body ( The filter cartridge (4) is fixedly connected to the input end thereof; a second connecting pipe (6) is integrally connected to the opening of the middle portion of the right side of the filter cartridge (4), and the right end of the second connecting pipe (6) is fixedly connected to the first solenoid valve (7); a sewage pipe (8) is integrally connected to the opening of the lower right side of the filter cartridge (4), and the lower end of the sewage pipe (8) is fixedly connected to the second solenoid valve (9); a filter screen (10) is fixedly connected to the middle portion of the interior of the filter cartridge (4), and a water storage type backwashing assembly (11) is fixedly connected to the output end of the end suction pump body (2).

2. The horizontal end-suction pump with automatic backwashing according to claim 1, characterized in that: The water storage type backwashing assembly (11) comprises a water storage tank (110), wherein the middle opening of the upper portion of the water storage tank (110) is integrally connected to a drain pipe (111); the left opening of the lower portion of the water storage tank (110) is integrally connected to a water inlet pipe (112), and the lower end of the water inlet pipe (112) is fixedly connected to a third solenoid valve (114); the right opening of the lower portion of the water storage tank (110) is integrally connected to a water suction pipe (113), and the lower end of the water suction pipe (113) is fixedly connected to a fourth solenoid valve (115); the lower end of the fourth solenoid valve (115) is fixedly connected to a booster pump (116), and the output end of the booster pump (116) is fixedly connected to a fifth solenoid valve (117), wherein the lower end of the fifth solenoid valve (117) is fixedly connected to one end of a three-way pipe (118); and the other end of the three-way pipe (118) is fixedly connected to the lower end of the third solenoid valve (114).

3. The horizontal end-suction pump with automatic backwashing according to claim 2, characterized in that: The remaining end of the three-way pipe (118) is fixedly connected to the output end of the end-suction pump body (2).

4. The horizontal end-suction pump with automatic backwashing according to claim 3, characterized in that: The water storage tank (110) is a stainless steel box with a rectangular cross section.

5. The horizontal end-suction pump with automatic backwashing according to claim 4, characterized in that: The filter cylinder (4) is a stainless steel cylinder with a circular longitudinal section.

6. The horizontal end-suction pump with automatic backwashing according to claim 5, characterized in that: The filter screen (10) is made of stainless steel.

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