CN217139464U - Low-energy-consumption anti-blocking suspended matter removing system - Google Patents

Abstract

The utility model provides a low-energy consumption anti-blocking suspended matter removing system, which comprises a solar power supply device, a grid purifying device and a suspended matter drying and collecting device; grid purifier combines annular fiber grating brush and grid purification bucket in the annular equalizing basin and the tertiary grid in the outer case of cylinder, has effectively carried out multiple the getting rid of to the suspended solid in the sewage, and the dry collection device of suspended solid includes that the suspended solid is dry to fight and the suspended solid is collected and is fought, is used for respectively carrying out the drying and collecting to the suspended solid, utilizes solar power supply unit to supply power for the system simultaneously, practices thrift the system energy consumption. The invention can realize automatic decontamination, has good removal effect on suspended substances, is not easy to block, has low energy consumption and wide application range.

Description

Low-energy-consumption anti-blocking suspended matter removing system

Technical Field

The utility model belongs to the technical field of sewage treatment, especially, relate to a suspended solid clearance system that can prevent blockking up.

Background

The sewage generally needs to be removed with suspended matters before entering a sewage treatment plant, structures represented by the grating play an important role in the sewage treatment process, the grating reduces the pollutant load of the traditional sewage secondary treatment process by separating larger suspended matters, the normal and stable operation of the whole process is ensured, and in advanced sewage treatment processes such as MBR (membrane bioreactor), the grating needs to meet higher pollutant separation requirements, including the separation of fine fiber substances such as hair and the like so as to meet the stability of the effluent quality of the MBR process.

According to the filtering size of the grating, the grating is generally divided into a coarse grating with the size of 25-40mm, a fine grating with the size of 15-25mm and a fine grating with the size of 0.2-3.0 mm, wherein the coarse grating is generally arranged in front of a water inlet pump room, mainly removes particles and suspended matters with larger sizes, protects the normal operation of a water pump, prevents the blockage problem, and can also effectively reduce the operation load of a subsequent pretreatment process. The fine grating is generally used in combination with the coarse grating and is used for intercepting suspended substances which cannot be intercepted by the coarse grating, so that the pollutant intercepting efficiency of the grating is improved; the fine grating is generally used for advanced sewage treatment technologies such as MBR membrane treatment and the like, is suitable for treating fine suspended substances, and avoids the fine suspended substances from entering the surface of a membrane system to cause hardening and blockage of the system.

Along with the improvement of the living standard of residents, the discharge amount of fine suspended matters is gradually increased, and the fine suspended matters easily permeate through the coarse grating, so that great influence is also caused on the subsequent treatment unit. Particularly, in recent years, with the improvement of national sewage discharge standards, the application of a membrane treatment process is wider, fine suspended substances in sewage enter a sewage secondary treatment unit to reduce the treatment capacity, and fiber substances are wound in aeration equipment and other equipment to cause equipment failure, so that the suspended substances purified by a grid have high water content and large occupied area, and cannot meet the requirement of reduction.

Disclosure of Invention

In view of this, the utility model provides a suspended solid clearance system is prevented blockking up by low energy consumption can realize automatic trash cleaning, and is effectual to getting rid of the suspended material, is difficult to take place to block up, and the energy consumption is low, and the range of application is extensive.

In order to achieve the above purpose, the utility model discloses an adopt following technical scheme:

a low-energy-consumption anti-blocking suspended matter removing system comprises a solar power supply device, a grating purifying device and a suspended matter drying and collecting device;

the grating purification device comprises an annular adjusting tank and a cylindrical outer tank which are communicated up and down, a grating purification barrel is arranged in the center of the annular adjusting tank, an annular fiber grating brush is fixed on the periphery of the grating purification barrel, the bottom of the grating purification barrel is erected at an inlet of the cylindrical outer tank, three stages of gratings, namely a thick grating, a thin grating and a fine grating are sequentially arranged in the cylindrical outer tank from top to bottom, the gratings at all stages are arranged at an inclination angle with the central axis of the cylindrical outer tank, the periphery of the gratings at all stages is fixedly connected with the inner wall of the cylindrical outer tank, and a dirt cleaning grating brush and a scraping hopper are rotatably arranged on the gratings at all stages respectively; a sealing door can be arranged on the side wall of the cylindrical outer box at the lowest inclination angle of each grade of grating in an openable and closable manner;

the grid purification device is respectively communicated with the suspended matter drying and collecting device through a sealing door;

the suspended matter drying and collecting device comprises a plurality of groups of suspended matter drying hoppers and suspended matter collecting hoppers which are respectively communicated with the sealing doors; the suspended matter drying hopper is internally provided with a drying net which is obliquely arranged and is adjacent to the corresponding grating, and the suspended matter collecting hopper is internally provided with a middle clapboard which is adjacent to the drying net.

Wherein, the inner periphery of the annular adjusting tank is provided with a plug flow stirrer. And the annular adjusting tank is also internally provided with an uniform water distributor which is communicated with the water inlet pipe and arranges the water outlet on the inner periphery of the annular adjusting tank.

The bottom of the outer cylinder box is provided with a turntable, the turntable is fixedly connected with a rotating shaft through a triangular component and can drive the rotating shaft to rotate, and the rotating shaft penetrates through the thick grating, the thin grating and the fine grating and is relatively connected with the trash cleaning grating brush and the scraping bucket above each stage of grating.

Further, the grid brush of decontaminating is connected with the pivot through a vertical telescopic connecting rod respectively with scraping the fill, and the connecting rod includes connecting rod A and connecting rod B nested each other from top to bottom, and the compression has the spring in the connecting rod A, and spring one end is fixed in connecting rod A top, and one end is fixed in connecting rod B's top, provides decurrent elasticity for connecting rod B, and the grid brush of decontaminating is with scraping the fill respectively with connecting rod B universal connection.

Wherein, install the fixed block on the lateral wall of cylinder outer container, the fixed block is divided into two parts on the whole, and the part that is close to the cylinder outer container is the sloping ramp of downward sloping, and along sloping ramp welded fastening it fights to go up the suspended solid is dry, and the part of keeping away from the cylinder outer container of fixed block is the horizontally platform, places its top the suspended solid is collected and is fought.

The suspended solid drying hopper is internally provided with a first water-resisting layer separated by a drying net, the suspended solid collecting hopper is internally provided with a second water-resisting layer separated by a middle partition plate, the first water-resisting layer and the second water-resisting layer are communicated with each other, and the second water-resisting layer is respectively connected with a return pipe and is connected with and returned to the annular adjusting tank by the return pipe.

Wherein, the inclination angles of the gratings and the suspended matter drying hopper at all levels are 10-30 degrees.

The bottom of the outer cylinder box is also connected with a backwashing pipe, the backwashing pipe is communicated with a backwashing water distributor arranged below each stage of grids, and a backwashing spray head is arranged on the backwashing water distributor and faces the grids.

The solar power supply device comprises a solar power supply board, a lifting support, a waterproof box and a storage battery, wherein the solar power supply board is of an umbrella-shaped structure and is arranged above the grating purification device, the solar power supply board is fixed on the solar power supply board lifting support, the waterproof box is installed at the bottom of the right side of the lifting support, the storage battery is placed inside the waterproof box, the solar power supply board supplies power for the storage battery, and the storage battery supplies power for power consumption parts in the system.

Wherein, solar power supply unit, grid purifier and suspended solid drying collector install on portable supporting platform.

Compared with the prior art, the utility model discloses following advantage has:

(1) loop through the multistage filter design, annular fiber grating brush and grid purification bucket in the science combination annular equalizing basin and the tertiary grid in the outer case of cylinder, have effectively carried out multiple the getting rid of to the suspended solid in the sewage, improve the effect of getting rid of suspended substance.

(2) The dual clear dirty grid brush of setting up in tertiary grid upper portion is fought with scraping, effectively strikes off the suspended substance that adheres to in grid upper portion, reduces the risk of jam.

(3) The back flushing pipe is arranged at the lower part of the grating, so that fine particles remained on the pore space of the grating can be effectively flushed, the operation effect of the grating is improved, and the water outlet stability of the system is improved.

(4) Solar energy is clean, the reserve is very abundant renewable energy, also is the novel energy power generation system that cost performance is high, and the system adopts solar energy power supply, effectively solves the big problem of energy consumption to realize the make full use of natural resources.

(5) Set up the suspended solid and collect fill and suspended solid drying hopper, through suspended solid drying dehydration, solve the high problem of suspended solid moisture content to reach the effect of mud minimizing.

(6) Compared with other sewage pretreatment devices, the device has good water quality treatment effect and small occupied area.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of a suspended matter drying and collecting device;

FIG. 3 is a schematic structural view of a grid section;

FIG. 4 is a schematic structural diagram of an upper arrangement of an annular adjusting tank;

FIG. 5 is a schematic view showing the construction of a grill purification tub portion;

fig. 6 is a schematic structural view of the connection part of the trash rack brush and the scraper bucket with the telescopic rod.

Description of reference numerals:

1-a movable support platform; 2-a foot rest; 3-a pulley; 4-a control valve; 5-a solar power supply panel; 6-lifting support; 7-a waterproof box; 8-a storage battery; 9-a water inlet pipe; 10-an annular adjusting tank; 11-a plug flow agitator; 12-an annular fiber grating brush; 13-a grille purification barrel; 14-cylindrical outer case; 15-coarse grating; 16-fine grating; 17-fine grating; 18-a triangular component; 19-a turntable; 20-a rotating shaft; 21-cleaning a grating brush; 22-a scraper; 23-a return pipe; 24-a drain pipe; 25-a sealing door; 26-suspended matter drying bucket; 27-a heating fan; 28-drying the net; 29-a first water barrier; 30-fixing block; 31-a suspended matter collecting hopper; 32-a second water barrier; 33-a baffle; 34-a spring; 35-a backwash tube; 36-backwashing water distributors; 37-back flush nozzles; 38-uniform water distributor; 39-connecting rod A; 40-connecting rod B; 41-bayonet A; 42-bayonet B.

Detailed Description

The invention will be further described with reference to the accompanying drawings, without limiting the scope of the invention.

As shown in figure 1, the utility model discloses a suspended solid clearance system is prevented blockking up by low energy consumption, including solar power unit, grid purifier, the dry collection device of suspended solid.

Solar power supply unit and grid purifier and suspended solid drying collector all install on portable supporting platform 1, and pulley 3 is installed to portable supporting platform 1 four foot rest 2 bottoms, and pulley 3 removes or stable subaerial through pressing the control valve 4 on the pulley 3 below, and this kind of design can conveniently remove entire system to the place that needs.

The solar power supply device comprises a solar power supply board 5, a lifting support 6, a waterproof box 7 and a storage battery 8, wherein the solar power supply board can be arranged according to an umbrella-shaped structure in a non-limiting arrangement mode, for example, an umbrella-shaped frame body is arranged, and then a plurality of solar panels are arranged on the umbrella-shaped frame body at intervals according to the required size selected by the appearance to form the integral umbrella-shaped structure arrangement. The umbrella-shaped structure is arranged to completely cover the grating purification device below, so that the device is prevented from being impacted by rainwater. Solar energy power supply board 5 is fixed on solar energy power supply board lifting support 6, and waterproof box 7 is installed to its lifting support 6's right side bottom, and battery 8 is placed to waterproof box 7's inside, and solar energy power supply board 5 is the power supply of battery 8 to make battery 8 can be for the power supply of other power consumption parts in the system. Other electrical components include: a motor for driving the rotation of the turntable 19, a circulating pump arranged on the backwash pipe 35 and the return pipe 23 for providing circulating power, a motor for driving the impeller stirrer 11 to rotate, and the like, wherein the driving components such as the motor and the circulating pump are not shown in detail due to the conventional installation and connection mode. The solar power supply system can realize light energy power generation, achieve the effect of reducing energy consumption, and simultaneously can reduce the utilization of unnatural resources and reduce the production input cost.

As shown in fig. 1 and 4, the grid purifying device comprises a water inlet pipe 9, an annular adjusting tank 10, an even water distributor 38, a grid purifying barrel 13, a cylindrical outer box 14 and a grid purifying assembly, wherein the water inlet pipe 9 discharges external sewage into the annular adjusting tank 10, the grid purifying barrel 13 is arranged in the center of the annular adjusting tank 10, an annular fiber grid brush 12 (shown in fig. 5) is fixed on the periphery of the grid purifying barrel 13, a plug flow stirrer 11 is installed on the inner periphery of the annular adjusting tank 10, the plug flow stirrer 11 can fully and evenly mix the sewage, the even water distributor 38 is communicated with the water inlet pipe 9, a water outlet is arranged on the inner periphery of the annular adjusting tank 10, so that the sewage uniformly enters between the annular fiber grid brush 12 and the inner wall of the annular adjusting tank 10, fiber substances such as hairs in the sewage are removed through the annular fiber grid brush 12, and then enter the grid purifying barrel 13, and the periphery of the grid purifying barrel 13 is surrounded by the grid purifying barrel 13, The top and the bottom of the tank are both cylinders formed by welding thick gratings, sewage purified by the annular fiber grating brush 12 passes through the grating purification barrel 13 to remove the left fibers and larger particulate matters, and the grating purification barrel 13 with the annular fiber grating brush 12 can be drawn out from the upper part of the annular adjusting tank 10 to realize free disassembly. The bottom of the annular adjusting tank 10 is connected with a cylindrical outer box 14, and the bottom of the grid purifying barrel 13 is erected at an inlet of the cylindrical outer box 14, so that the outlet water in the grid purifying barrel 13 is ensured to enter the cylindrical outer box 14. The bottom of the cylindrical outer box 14 is connected with a drainage pipe 24 for discharging the treated sewage out of the system. Set up the grid in the cylinder outer container 14 and purify the subassembly, the grid purifies the subassembly and includes thick grid 15, thin grid 16, the meticulous grid 17 that top-down set gradually, thick grid 15, thin grid 16, the meticulous grid 17 can be in the inside equidistant distribution of cylinder outer container 14, and be 15 jiaos of inclination setting with the axis of cylinder outer container 14, the periphery is seamless welding with the inner wall of cylinder outer container 14.

As shown in fig. 1 and 3, the suspended matter drying and collecting device is composed of a sealing door 25, a rotating shaft 20, a triangular component 18, a rotating disc 19, a cleaning grating brush 21, a scraping bucket 22, a back flushing pipe 35, a back flushing nozzle 37, a back flushing water distributor 36, a fixed block 30, a suspended matter drying bucket 26, a first water-resisting layer 29, a second water-resisting layer 32 and a suspended matter collecting bucket 31, wherein the rotating disc 19 is arranged at the bottom of a cylindrical outer box 14, the rotating disc 19 is fixedly connected with the rotating shaft 20 through the triangular component 18 and can drive the rotating shaft 20 to rotate, the rotating shaft 20 penetrates through a coarse grating 15, a fine grating 16 and a fine grating 17, and the cleaning grating brush 21 and the scraping bucket 22 are relatively connected above each grating. As shown in fig. 6, the cleaning grille brush 21 and the scraper bucket 22 are respectively connected with the rotating shaft 20 through a vertical telescopic connecting rod, the connecting rod comprises a connecting rod a39 and a connecting rod B40 which are mutually nested up and down, a recessed bayonet a41 is arranged at the lower tail end of the connecting rod a39, a protruding bayonet B42 is arranged at the upper tail end of the connecting rod B40, the upper connecting rod a39 is sleeved with the lower connecting rod B40, the bayonets of the connecting rod a39 and the connecting rod B40B are mutually contacted, the connecting rod extends to the maximum, a spring 43 is compressed in the connecting rod a39, the spring 34 provides downward elastic force for the connecting rod B40, so that in the rotating process of the rotating shaft 20, the cleaning grille brush 21 and the scraper bucket 22 are always in close contact with grids, and the cleaning grille brush 21 and the scraper bucket 22 are respectively connected with the lower end of the connecting rod B40 through universal joints.

Under the drive of the rotating shaft 20, three groups of dirt cleaning grating brushes 21 and scrapers 22 continuously run on the grating to sweep suspended matters attached to the upper part of the grating and slide down and collect near the sealing door 25 under the action of gravity. The sealing doors 25 are openably and closably provided on the side wall of the cylindrical outer box 14 and are respectively located at the lowest positions in the inclined directions of the thick grill 15, the thin grill 16, and the fine grill 17. As shown in fig. 2, the opening of the sealing door 25 is sequentially communicated with a suspended matter drying bucket 26 and a suspended matter collecting bucket 31, and after the sealing door 25 is opened, suspended matters swept by the cleaning grid brush 21 and the scraper bucket 22 slide into the suspended matter drying bucket 26. Install fixed block 30 on the lateral wall of cylinder outer container 14, fixed block 30 is divided into two parts on the whole, and the part that is close to cylinder outer container 14 is the sloping ramp of downward sloping, and along sloping ramp welded fastening suspended solid dry bucket 26 on it, the part of keeping away from cylinder outer container 14 of fixed block 30 is the horizontally platform, and suspended solid collection fill 31 has been placed to its top. Two parts about being divided into by the drying net 28 with sloping platform parallel arrangement in the suspended solid drying fill 26, the below part is first water barrier 29, and drying net 28 adjoins with the grid that corresponds for accept the suspended solid of sliding into, the first water barrier 29 of below is gone into to the unnecessary moisture of suspended solid, and the suspended solid can be dried by the heating blower 27 at top on drying net 28, and after piling up a period, gets into along with more suspended solids, is pushed the suspended solid and collects fill 31. The drying wire 28 may further be provided with a vibrator for promoting the suspension to slide in an inclined direction. The suspended matter collecting bucket 31 is also divided into an upper part and a lower part by the middle partition plate, the lower part is a second water-resisting layer 32 which is communicated with the first water-resisting layer 29, and the upper part is connected with the drying net 28 in sequence to collect the final suspended matter. An opening may be provided above the aerosol collection hopper 31 for removal of accumulated aerosol. The periphery of suspended solid collection fill 31 can further set up the baffle 33 with fixed block 30 fixed connection for further fixed suspended solid collection fill 31. The sewage in the second water-resisting layer 32 can be led out through the return pipe 23 and returned to the annular adjusting tank 10 for circular treatment.

When the accumulated residual suspended matters are more on the grating due to deposition positions, scraping angles and the like, the grating can be backwashed, and the sealing door 25 is closed during flushing. The water inlet of the back-flushing pipe 35 is arranged in the cylindrical outer box 14, filtered sewage can be extracted from the water inlet, the extracted sewage passes through the back-flushing water distributor 36 and is upwards sprayed on the grating by the back-flushing spray head 37, and residual suspended matters which cannot be collected on the grating are flushed away, so that the grating is cleaned for the first time. After the back flushing is finished, the flushed residues and suspended matters in the sewage which newly enters the system enter a new round of cleaning treatment.

Device construction: the device has three construction modes, wherein the first construction mode is used for pretreatment of a sewage treatment plant, the first construction mode is mainly placed at the tail end of a reservoir of the sewage treatment plant and used for filtering and removing suspended substances in sewage, and effluent after treatment enters a biochemical treatment unit through a third water outlet pipe, so that the stability of a biochemical treatment system is improved. The second type is suitable for the sewage discharge link of a small-sized factory, the device is arranged at the front end of a main sewage discharge outlet of the factory, and a water outlet of the device is communicated with the main sewage discharge outlet of the factory, so that the problem that suspended substances are deposited on the main sewage discharge outlet for a long time is solved; the third type is suitable for treating domestic sewage of middle and small cities, is mainly applied to sewage treatment links of public facilities such as public toilets, public bathrooms and the like and residential areas, the device is arranged on a sewage collecting pipe of the public facilities or the residential areas, treated effluent is discharged into a municipal sewage pipe network through a sewage discharge pipe, and partial suspended matters are eliminated from the source.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. A low-energy-consumption anti-blocking suspended matter removing system comprises a solar power supply device, a grating purifying device and a suspended matter drying and collecting device; it is characterized in that the preparation method is characterized in that,

the grating purification device comprises an annular adjusting tank (10) and a cylindrical outer box (14), wherein the annular adjusting tank (10) and the cylindrical outer box (14) are communicated from top to bottom, a grating purification barrel (13) is arranged in the center of the annular adjusting tank (10), annular fiber grating brushes (12) are fixed on the periphery of the grating purification barrel (13), the bottom of the grating purification barrel (13) is erected at an inlet of the cylindrical outer box (14), three stages of gratings, namely a thick grating (15), a thin grating (16) and a fine grating (17), are sequentially arranged in the cylindrical outer box (14) from top to bottom, the gratings at all stages and a central shaft of the cylindrical outer box (14) are arranged at an inclined angle, the periphery of the gratings at all stages are fixedly connected with the inner wall of the cylindrical outer box (14), and a dirt cleaning grating brush (21) and a scraping hopper (22) are rotatably arranged on the gratings at all stages respectively; a sealing door (25) is arranged on the side wall of the cylindrical outer box (14) and can be opened and closed at the lowest inclination angle of each grade of grid;

the grid purification device is respectively communicated with the suspended matter drying and collecting device through a sealing door (25);

the suspended matter drying and collecting device comprises a plurality of groups of suspended matter drying hoppers (26) and suspended matter collecting hoppers (31) which are respectively communicated with the sealing doors (25); the suspended matter drying hopper (26) is internally adjoined with a corresponding grid through an obliquely arranged drying net (28), and a middle clapboard adjoined with the drying net (28) is arranged in the suspended matter collecting hopper (31).

2. The low energy consumption anti-clogging suspension removal system according to claim 1, characterized in that a plug flow agitator (11) is mounted peripherally inside said annular conditioning tank (10).

3. The system for removing suspended matters with low energy consumption and blockage prevention according to claim 1, characterized in that an uniform water distributor (38) is further arranged in the annular adjusting tank (10), the uniform water distributor (38) is communicated with the water inlet pipe (9), and the water outlet is arranged on the inner periphery of the annular adjusting tank (10).

4. The system for removing the suspended matters with low energy consumption and blockage prevention according to claim 1, wherein a rotating disc (19) is arranged at the bottom of the cylindrical outer box (14), the rotating disc (19) is fixedly connected with a rotating shaft (20) through a triangular component (18) and can drive the rotating shaft (20) to rotate, the rotating shaft (20) penetrates through the coarse grating (15), the fine grating (16) and the fine grating (17), and the cleaning grating brush (21) and the scraping bucket (22) are oppositely connected above each stage of grating.

5. The low-energy-consumption anti-clogging suspended matter removing system according to claim 4, wherein the cleaning grille brush (21) and the scraper bucket (22) are respectively connected with the rotating shaft (20) through a vertical telescopic connecting rod, the connecting rod comprises a connecting rod A (39) and a connecting rod B (40) which are nested up and down, a spring (43) is compressed in the connecting rod A (39), one end of the spring (43) is fixed at the top of the connecting rod A (39), the other end of the spring is fixed at the top of the connecting rod B (40) to provide downward elastic force for the connecting rod B (40), and the cleaning grille brush (21) and the scraper bucket (22) are respectively connected with the connecting rod B (40) in a universal mode.

6. The system for removing the suspended matters with low energy consumption and blockage prevention according to claim 1, characterized in that a fixing block (30) is installed on the side wall of the outer cylinder box (14), the fixing block (30) is integrally divided into two parts, the part close to the outer cylinder box (14) is a sloping platform which is inclined downwards, the suspended matter drying hopper (26) is welded and fixed on the fixing block along the sloping platform, the part far away from the outer cylinder box (14) of the fixing block (30) is a horizontal platform, and the suspended matter collecting hopper (31) is placed above the horizontal platform.

7. The system for removing the suspended matters with low energy consumption and blockage prevention according to claim 1, characterized in that the suspended matters drying bucket (26) is internally separated by a drying net (28) to form a first water-resisting layer (29), the suspended matters collecting bucket (31) is internally separated by a middle partition plate to form a second water-resisting layer (32), the first water-resisting layer (29) and the second water-resisting layer (32) are communicated with each other, and the second water-resisting layer (32) is respectively connected with the return pipe (23) and is connected with the return ring-shaped regulating tank (10) by the return pipe (23).

8. The low energy consumption anti-clogging suspension removal system according to claim 1, wherein the inclination angle of each stage of the grate and the suspension drying hopper (26) is 10 ° to 30 °.

9. The system for removing suspended matters with low energy consumption and blockage prevention according to claim 1, characterized in that a back-flushing pipe (35) is further connected to the bottom of the outer cylinder box (14), the back-flushing pipe (35) is communicated with a back-flushing water distributor (36) arranged below each stage of gratings, and back-flushing nozzles (37) are arranged on the back-flushing water distributor (36) and face to the gratings.

10. The system for removing the suspended matters in low energy consumption and blockage prevention according to claim 1, wherein the solar power supply device comprises a solar power supply board (5), a lifting support (6), a waterproof box (7) and a storage battery (8), the solar power supply board (5) is arranged above the grating purification device in an umbrella-shaped structure, the solar power supply board (5) is fixed on the solar power supply board lifting support (6), the waterproof box (7) is installed at the bottom of the right side of the lifting support (6), the storage battery (8) is placed inside the waterproof box (7), the solar power supply board (5) supplies power to the storage battery (8), and the storage battery (8) supplies power to electric parts used in the system.

11. Low energy consumption anti-clogging suspension removal system according to claim 1, characterized in that said solar power supply, grid purification and suspension drying and collection means are mounted on a movable support platform (1).

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