CN217391804U

CN217391804U - Self-cleaning submersible sewage pump backwashing filter device

Info

Publication number: CN217391804U
Application number: CN202220947243.6U
Authority: CN
Inventors: 常延奇; 李建文; 赵彦峰; 薛妍; 殷黎晨; 王鑫
Original assignee: Northwest Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Northwest Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-09
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses a self-cleaning submersible sewage pump backwashing filter device, which comprises a filter component, a submersible sewage pump, a drain pipe and a backwashing component; the filter component comprises a cylindrical filter cartridge, and filter holes are formed in the side wall of the filter cartridge; the submersible sewage pump is arranged inside the filter cylinder, and a power supply line is arranged on the submersible sewage pump and penetrates through the filter cylinder and extends to the outer side of the filter cylinder; the input end of the drain pipe penetrates through the outer wall of the filter cylinder and is connected with the output end of the submersible sewage pump; the back flush subassembly includes the shunt tubes, the input of shunt tubes with the inside intercommunication of drain pipe, the output of shunt tubes is connected with the annular flushing pipe of circle, be provided with a plurality of hole for water jets on the flushing pipe, the hole for water jets equidistance distributes on the flushing pipe. The utility model discloses be convenient for filter and wash the filtration pore, reach the purpose of practicing thrift artifical clearance cost.

Description

Self-cleaning submersible sewage pump backwashing filter device

Technical Field

The utility model relates to a dredge pump technical field especially relates to a self-cleaning formula stealthily dirty pump back flush filter equipment.

Background

Municipal sewage contains more floating garbage, various impurities and viscous floaters (including excrement, oil stains and the like), the water quality is extremely poor, the municipal sewage is generally extracted and discharged by a submersible sewage pump, the submersible sewage pump is a submersible sewage pump, long fibers, bags, belts, grass, cloth strips and other substances in the sewage can be torn and cut off and then smoothly discharged, and the submersible sewage pump is particularly suitable for conveying liquid containing hard solids and fibers and dirty, sticky and slippery liquid.

Ordinary interim with submersible sewage pump can meet often because of the thick floater impurity accumulation in the sewage is too much or take out rubbish and the jam that leads to for submersible sewage pump can't normally work, clear stifled great manpower and materials of consumption at every turn, wastes time and energy, and too dirty manual work clearance of being not convenient for. Meanwhile, the motor of the submersible sewage pump can be burnt out, so that safety accidents are caused, and certain defects exist.

Disclosure of Invention

An object of the utility model is to provide a self-cleaning formula is dirty pump back flush filter equipment to impurity filters and washes the filtration pore, reaches the purpose of practicing thrift artifical clearance cost.

The utility model discloses a realize like this:

a self-cleaning submersible sewage pump backwashing filter device comprises a filter assembly, a submersible sewage pump, a drain pipe and a backwashing assembly;

the filter assembly comprises a cylindrical filter cartridge, and filter holes are formed in the side wall of the filter cartridge;

the submersible sewage pump is arranged inside the filter cylinder, and a power supply line is arranged on the submersible sewage pump and penetrates through the filter cylinder and extends to the outer side of the filter cylinder;

the input end of the drain pipe penetrates through the outer wall of the filter cylinder and is connected with the output end of the submersible sewage pump;

the back flush subassembly includes the shunt tubes, the input of shunt tubes with the inside intercommunication of drain pipe, the output of shunt tubes is connected with the annular flushing pipe of circle, be provided with a plurality of hole for water jets on the flushing pipe, hole for water jets equidistance distributes on the flushing pipe.

The outer wall of the drain pipe is in penetrating sliding connection with the surface of the filter cartridge, and a first stop valve is arranged on the drain pipe.

The shunt tubes outer wall with cartridge filter surface runs through sliding connection, be provided with the second stop valve on the shunt tubes.

The submersible sewage pump is provided with a traction rope, and the upper end of the traction rope penetrates through and extends to the outer side of the filter cylinder.

The flushing pipe and the filter cylinder are coaxially arranged.

The filtering holes are arranged in a plurality of rows and are arranged in a quincunx shape.

In the utility model, when the filter hole on the filter cartridge is blocked, the opening degree of the first stop valve can be reduced and the second stop valve is opened, so that part of sewage in the drainage pipe enters the flushing pipe from the flow dividing pipe and is sprayed out from the water spraying hole to flush the blocked filter hole, thereby ensuring that the filter cartridge has better filtering effect; the blockage removing effect is good, the efficiency is high, the labor and time cost for blockage removing is reduced, and the pollution discharge efficiency is improved.

Drawings

FIG. 1 is a schematic view of the whole structure of the self-cleaning submersible sewage pump backwashing filter device of the utility model;

FIG. 2 is a top view of the internal structure of the self-cleaning submersible sewage pump backwashing filter device of the utility model;

fig. 3 is a schematic diagram of the distribution of the filter holes of the self-cleaning submersible sewage pump backwashing filter device.

In the figure, 1, a filter assembly; 11. a filter cartridge; 12. a filtration pore; 2. a submersible sewage pump; 21. a power supply line; 22. a hauling rope; 3. a drain pipe; 31. a first shut-off valve; 4. a backwash assembly; 41. a shunt tube; 42. a flush tube; 43. a water spray hole; 44. a second shut-off valve.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Referring to the attached figure 1, the self-cleaning submersible sewage pump backwashing filter device comprises a filter assembly 1, a submersible sewage pump 2, a drain pipe 3 and a backwashing assembly 4;

the filter assembly 1 comprises a cylindrical filter cartridge 11, wherein the side wall of the filter cartridge 11 is provided with filter holes 12, and impurities in sewage are filtered by arranging the filter holes 12 on the filter cartridge 11, so that the sewage enters the filter cartridge 11;

the submersible sewage pump 2 is arranged inside the filter cylinder 11, a power supply line 21 is arranged on the submersible sewage pump 2, the power supply line 21 penetrates through and extends to the outer side of the filter cylinder 11, and sewage is extracted through the submersible sewage pump 2;

the input end of the drain pipe 3 penetrates through the outer wall of the filter cylinder 11 and is connected with the output end of the submersible sewage pump 2, and sewage pumped by the submersible sewage pump 2 is discharged through the drain pipe 3;

backwash assembly 4 includes shunt tubes 41, shunt tubes 41's input with the inside intercommunication of drain pipe 3, shunt tubes 41's output is connected with the annular flushing pipe 42 of circle, be provided with a plurality of hole for water spraying 43 on the flushing pipe 42, hole for water spraying 43 equidistance distributes on the flushing pipe 42, in sewage reposition of redundant personnel to shunt tubes 41 in the drain pipe 3, spout from hole for water spraying 43 that sets up on the flushing pipe 42, wash the jam department on the cartridge filter 11, ensure the filter effect of cartridge filter 11.

The outer wall of the drain pipe 3 is connected with the surface of the filter cartridge 11 in a penetrating and sliding manner, the drain pipe 3 is provided with a first stop valve 31, the drain pipe 3 can slide up and down, the submersible sewage pump 2 can slide up and down in the filter cartridge 11, the flushing position is adjusted, the first stop valve 31 is arranged, the first stop valve 31 is positioned above the joint of the drain pipe 3 and the shunt pipe 41, the opening size of the first stop valve 31 can be adjusted, the water outlet quantity of the drain pipe 3 is controlled, the water flow entering the shunt pipe 41 is adjusted, and a better backwashing effect is achieved.

The outer wall of the shunt pipe 41 is connected with the surface of the filter cylinder 11 in a penetrating and sliding manner, a second stop valve 44 is arranged on the shunt pipe 41, the second stop valve 44 is arranged on the shunt pipe 41, and when the filtering holes 12 on the filter cylinder 11 are not blocked, the second stop valve 44 is closed, so that the sewage is prevented from flowing back into the flushing pipe 42, and the sewage discharge efficiency is reduced; when there is the jam condition in the filtration pore 12 on the cartridge filter 11, second stop valve 44 is opened, makes sewage flow back to in the flushing pipe 42 and from the orifice of water 43 blowout, washes the jam department of filtering pore 12, ensures the filter effect of cartridge filter 11, avoids leading to the interior sewage of cartridge filter 11 less because of filtering pore 12 blocks up, leads to submersible sewage pump 2 to burn out.

Be provided with haulage rope 22 on the submersible sewage pump 2, haulage rope 22 upper end runs through and extends to cartridge filter 11 outside slides from top to bottom in cartridge filter 11 through haulage rope 22 drive submersible sewage pump 2, adjusts the washing position, blocks up the department to cartridge filter 11 and washes, guarantees that cartridge filter 11 has better filter effect to and keep sufficient inflow in cartridge filter 11, avoid submersible sewage pump 2 to burn out.

Referring to fig. 2, the flushing pipe 42 and the filter cartridge 11 are coaxially arranged, so as to ensure that the distances between the water spraying holes 43 of the flushing pipe 42 and the inner wall of the filter cartridge 11 are consistent, and ensure that water sprayed from the water spraying holes 43 can be flushed when the filter cartridge 11 is blocked at different positions, thereby achieving a better anti-blocking effect.

Referring to fig. 3, the filtering holes 12 are arranged in a plurality of rows, the filtering holes 12 are arranged in a quincunx shape, in an embodiment of the present invention, the center-to-center distance between two adjacent holes is defined as 60mm, and the specific distance can be processed according to the requirements of practical application.

To sum up, for prior art, the beneficial effects of the utility model are that: when the filtering holes 12 on the filtering cylinder 11 are blocked, the opening degree of the first stop valve 31 can be reduced and the second stop valve 44 can be opened, so that part of the sewage in the drain pipe 3 enters the flushing pipe 42 from the shunt pipe 41 and is sprayed out from the water spraying holes 43 to flush the blocked filtering holes 12, and the filtering cylinder 11 is ensured to have better filtering effect; the blockage removing effect is good, the efficiency is high, the labor and time cost for blockage removing is reduced, and the pollution discharge efficiency is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, therefore, any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a self-cleaning formula stealthily dirty pump back flush filter equipment which characterized in that: comprises a filtering component (1), a submersible sewage pump (2), a drain pipe (3) and a backwashing component (4);

the filter assembly (1) comprises a cylindrical filter cartridge (11), and filter holes (12) are formed in the side wall of the filter cartridge (11);

the submersible sewage pump (2) is arranged inside the filter cylinder (11), a power supply line (21) is arranged on the submersible sewage pump (2), and the power supply line (21) penetrates through and extends to the outer side of the filter cylinder (11);

the input end of the drain pipe (3) penetrates through the outer wall of the filter cylinder (11) and is connected with the output end of the submersible sewage pump (2);

back flush subassembly (4) include shunt tubes (41), the input of shunt tubes (41) with drain pipe (3) inside intercommunication, the output of shunt tubes (41) is connected with annular flushing pipe (42), be provided with a plurality of hole for water jets (43) on flushing pipe (42), hole for water jets (43) equidistance distribution is in on the flushing pipe (42).

2. The self-cleaning submersible sewage pump backwash filter device as claimed in claim 1, wherein: the outer wall of the drain pipe (3) is connected with the surface of the filter cylinder (11) in a penetrating and sliding mode, and a first stop valve (31) is arranged on the drain pipe (3).

3. The self-cleaning submersible sewage pump backwash filter device as claimed in claim 1, wherein: the outer wall of the shunt pipe (41) is connected with the surface of the filter cylinder (11) in a penetrating and sliding mode, and a second stop valve (44) is arranged on the shunt pipe (41).

4. The self-cleaning submersible sewage pump backwash filter device as claimed in claim 1, wherein: be provided with haulage rope (22) on submersible sewage pump (2), haulage rope (22) upper end is run through and is extended to the cartridge filter (11) outside.

5. The self-cleaning submersible sewage pump backwash filter device as claimed in claim 1, wherein: the flushing pipe (42) and the filter cylinder (11) are coaxially arranged.

6. The self-cleaning submersible sewage pump backwash filter device as claimed in claim 1, wherein: the filtering holes (12) are arranged in a plurality of rows, and the filtering holes (12) are arranged in a quincunx shape.