CN111001205A - Sewage collection and treatment impurity self-cleaning device and using method thereof - Google Patents

Sewage collection and treatment impurity self-cleaning device and using method thereof Download PDF

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Publication number
CN111001205A
CN111001205A CN201911280387.XA CN201911280387A CN111001205A CN 111001205 A CN111001205 A CN 111001205A CN 201911280387 A CN201911280387 A CN 201911280387A CN 111001205 A CN111001205 A CN 111001205A
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CN
China
Prior art keywords
scraper
plate
filter
impurity
box
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CN201911280387.XA
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Chinese (zh)
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CN111001205B (en
Inventor
张亚光
沈兵
张培标
靳生斌
胡恩玮
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MCC Tiangong Group Corp Ltd
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MCC Tiangong Group Corp Ltd
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Priority to CN201911280387.XA priority Critical patent/CN111001205B/en
Publication of CN111001205A publication Critical patent/CN111001205A/en
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Publication of CN111001205B publication Critical patent/CN111001205B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6469—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers
    • B01D29/6476—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element scrapers with a rotary movement with respect to the filtering element
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention provides a self-cleaning device for collecting and treating impurities in sewage and a using method thereof, wherein the self-cleaning device comprises a filter box, an impurity box, a filter plate and a scraping mechanism, wherein the impurity box is connected with the filter box and is coaxial in center; the bottom of the impurity box is flush with the surface of the bottom of the filter box; an impurity driving device is arranged in the impurity box; the filter plate is connected with the filter box and is coaxial with the center of the filter box; the filter plate is connected with the power output end of the filter plate motor; the scraping mechanism is connected to the filter box; an auxiliary scraping mechanism is arranged in the scraping mechanism; the impurity driving device, the power output end and the auxiliary scraping mechanism are all connected with a power supply. The impurity self-cleaning device achieves the purpose of self-cleaning of impurities through a mechanical transmission principle, improves the working efficiency of impurity cleaning, reduces labor and cost, and is simple in structure and convenient to maintain; the rotatable filter plate and the scraping mechanism can treat sewage with different impurity contents, and have the advantages of strong flexibility and wide application range.

Description

Sewage collection and treatment impurity self-cleaning device and using method thereof
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a self-cleaning device for collecting and treating impurities in sewage and a using method thereof.
Background
The existing sewage collecting and treating device filters impurities in sewage through a filter plate. Common filter is fixed installation, and the filter just can be cleared up for the impurity after the filtration need be dismantled, in case take place to block up, will lead to the filter effect to become invalid, influences the sewage treatment effect. Because the impurity content of the sewage can not be controlled, the cleaning period needs to be arranged according to different conditions, and the method is not flexible enough and has a small application range. In order to prevent impurities from being accumulated, the filter plate needs to be periodically disassembled, cleaned and maintained, so that labor is wasted, and the production cost is increased.
Disclosure of Invention
Aiming at the defects of the existing filter plate, the invention aims to provide a self-cleaning device for collecting and treating impurities in sewage and a using method thereof.
In order to solve the technical problems, the invention adopts the technical scheme that:
a sewage collection treatment impurity self-cleaning device comprises:
a filter box;
the impurity box is connected with the filter box and is coaxial in center; the bottom of the impurity box is flush with the surface of the bottom of the filter box; an impurity driving device is arranged in the impurity box;
the filter plate is connected with the filter box and is coaxial with the center of the filter box; the filter plate is connected with the power output end of the filter plate motor;
the scraping mechanism is connected to the filter box and is tangent to the upper surface of the filter plate; an auxiliary scraping mechanism is arranged in the scraping mechanism; the impurity driving device, the power output end of the filter plate motor and the auxiliary scraping mechanism are all connected with a power supply.
Furthermore, the filter box is a semi-cylinder with an upper closed type and a lower closed type, a water inlet and a T-shaped clamping groove are formed in the filter box, and a water inlet hopper is arranged on the water inlet; the T-shaped clamping groove is arranged on the axial plane of the filter box and is used for fixing the filter plate and the filter plate motor; the filter motor is arranged in the waterproof box.
Furthermore, the impurity driving device comprises at least one inclined platform, a discharge chute, a spiral feeding cutter and a driving device, wherein the first inclined platform and the second inclined platform are symmetrically arranged on the inner wall of the impurity box; the discharge chute is arranged at the joint of the first inclined platform and the second inclined platform; the spiral feeding cutter is arranged in the discharge chute and rotates relatively through the driving device.
Furthermore, the filter plate comprises a mounting ring, a filter plate main body and a mounting pad, and the filter plate main body is connected with the power output end of the filter plate motor through the mounting pad; the mounting ring is provided with a transition slope for assisting in scraping off impurities.
Further, the scraping mechanism comprises a mounting plate, a connecting rod, a scraping plate and a scraping plate auxiliary plate, and the auxiliary scraping mechanism comprises an auxiliary scraping mechanism motor, a rotating shaft and at least one blade; the mounting plate is connected with the middle upper part of one side of the filter box; the scraper is an arc-shaped plate and is connected with the lower part of the mounting plate through the connecting rod; the scraper auxiliary plate is arranged on one side of the scraper, and the bottom surface of the scraper auxiliary plate are tangent to the upper surface of the filter plate; the upper end of the rotating shaft is connected with the power output end of the motor of the auxiliary scraping mechanism, and the lower end of the rotating shaft is connected with the blades; the blade is S-shaped, and one end of the blade, which is far away from the rotating shaft, is tangent to the surface of the scraper.
Furthermore, the auxiliary scraper plate is a triangular arc-shaped plate, one right-angle edge of the auxiliary scraper plate is flush with the surface of the side surface of the scraper plate, and the other right-angle edge of the auxiliary scraper plate is flush with the surface of the bottom surface of the scraper plate; the arc-shaped surface of the scraper auxiliary plate is tangent to the surface of the side surface of the scraper, and the arc-shaped surface of the scraper auxiliary plate is tangent to the surface of the filter plate.
Furthermore, the scraper auxiliary plate is a right-angle triangular plate, one right-angle edge of the scraper auxiliary plate is flush with the surface of the side surface of the scraper, the other right-angle edge of the scraper auxiliary plate is flush with the surface of the bottom surface of the scraper, and the inclined plane of the scraper auxiliary plate is tangent to the surface of the filter plate.
Furthermore, the scraper auxiliary plate is an arc-shaped thin plate, the arc-shaped surface of the scraper auxiliary plate is tangent to the surface of the side surface of the scraper, and the arc-shaped surface of the scraper auxiliary plate is tangent to the surface of the filter plate.
Furthermore, the scraper auxiliary plate is a straight thin plate, an included angle is formed between the scraper auxiliary plate and the side face of the scraper, and the inclined plane of the scraper auxiliary plate is tangent to the surface of the filter plate.
The use method of the sewage collection and treatment impurity self-cleaning device comprises the following steps:
s1: assembling the sewage collecting and treating device, and coaxially connecting the filter box with the impurity box; connecting the filter plate with the power output end of the filter plate motor and installing the filter plate in the filter box; the scraping mechanism is arranged on the filter box and is tangent to the upper surface of the filter plate; connecting the sewage collection and treatment device with the power supply;
s2: starting sewage collection treatment, wherein sewage enters the sewage collection treatment device and is filtered by the filter plate, and impurities are left on the filter plate; discharging the filtered sewage from the sewage collecting and treating device;
s3: when the accumulated amount of the impurities exceeds a standard amount, starting the power supply, and starting the filter plate to rotate under the action of the filter plate motor; the impurities are scraped from the filter plate under the action of the scraping mechanism and the auxiliary scraping mechanism and fall into the impurity box; the impurities are discharged from the sewage collecting and treating device through the impurity driving device; and finishing self-cleaning operation.
By adopting the technical scheme, the sewage is filtered by the filter plate, and impurities in the sewage are retained on the filter plate; when impurity is rotatory when scraping the below of material mechanism along with the filter, impurity is scraped from the filter by the arc scraper blade of scraping the material mechanism, falls into impurity case back and passes through discharge gate eduction gear, accomplishes the self-cleaning operation. The impurity self-cleaning device achieves the purpose of self-cleaning of impurities through a mechanical transmission principle, improves the working efficiency of impurity cleaning, reduces labor and cost, and is simple in structure and convenient to maintain; the rotatable filter plate and the scraping mechanism can treat sewage with different impurity contents, and have the advantages of strong flexibility and wide application range.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention
FIG. 2 is an exploded view of an embodiment of the present invention
FIG. 3 is a schematic view of a filter box according to an embodiment of the present invention
FIG. 4 is a schematic view of a trash box according to an embodiment of the present invention
FIG. 5 is a cross-sectional view of a filter plate according to an embodiment of the present invention
FIG. 6 is a schematic view of a scraping mechanism according to an embodiment of the present invention
FIG. 7 is a schematic view of an auxiliary scraping mechanism according to an embodiment of the present invention
FIG. 8 is a schematic view of a flight subplate of an embodiment of the present invention
FIG. 9 is a sectional view taken along the line A in FIG. 8
FIG. 10 is a sectional view of a squeegee sub-plate according to a second embodiment of the invention
FIG. 11 is a sectional view of a squeegee sub-plate according to a third embodiment of the invention
FIG. 12 is a sectional view of a blade subplate of a fourth embodiment of the present invention
In the figure:
1. filter tank 2, impurity box 3 and water inlet hopper
4. Water outlet 5, filter plate 6 and discharge port
7. Scraping mechanism 8, filter plate motor 9 and waterproof box
10. Auxiliary scraping mechanism motor 11, water inlet 12 and T-shaped clamping groove
21. Ear plate 22, sloping platform 23 and discharge chute
24. Spiral feeding knife 51, mounting ring 52 and filter plate main body
53. Mounting pad 71, mounting plate 72, connecting rod
73. Scraper 74, scraper auxiliary plate 75, and rotating shaft
76. Blade
Detailed Description
The invention is further illustrated by the following examples and figures:
in one embodiment of the present invention, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a self-cleaning apparatus for collecting and treating impurities in sewage, comprises: the device comprises a filter box 1, an impurity box 2, a filter plate 5 and a scraping mechanism 7.
A water outlet 4 is arranged at the middle lower part of one side of the filter box 1; the other side of the filter box 1 is connected with one side of the impurity box 2, and the center of the filter box is coaxial; the bottom of the filter box 1 is flush with the bottom surface of the impurity box 2; the middle lower part of the other side of the impurity box 2 is provided with a discharge hole 6.
The filter box 1 is also provided with a water inlet 11 and a T-shaped clamping groove 12, and the water inlet 11 is fixedly connected with the water inlet hopper 3; the T-shaped clamping groove 12 is arranged at the middle upper part of one side of the filter box 1 connected with the impurity box 2, the power output end of the filter plate motor 8 penetrates through the waterproof box 9 and the filter plate 5 to be fixedly arranged in the T-shaped clamping groove 12 of the filter box 1, and the filter plate motor 8 is connected with a power circuit; the filter 5 is arranged coaxially with the centers of the filter box 1 and the impurity box 2.
The impurity box 2 comprises ear plates 21 and an impurity driving device, the impurity driving device comprises an inclined table 22, a discharge chute 23, a spiral feeding knife 24 and a driving device, the two ear plates 21 are respectively arranged at two sides of the impurity box 2, and the two ear plates 21 are flush with the surface of one side of the filtering box 1 provided with the scraping mechanism 7; the two sloping platforms 22 are symmetrically arranged on two sides of the inner wall of the impurity box 2; the discharging groove 23 is arranged at the joint of the two sloping platforms 22; the spiral feeding knife 24 is arranged in the discharge chute 23 and rotates relatively through a driving device, and the driving device is connected with a power circuit.
The scraping mechanism 7 is fixed at the middle upper part of one side of the filtering box 1 connected with the impurity box 2; the scraping mechanism 7 is tangent to the surface of the filter plate 5.
As shown in fig. 5, the filter plate 5 includes a mounting ring 51, a filter plate body 52 and a mounting pad 53, and the filter plate body 52 is fixedly connected to the power output end of the filter plate motor 8 through the mounting pad 53.
As shown in fig. 6 and 7, the scraping mechanism 7 comprises a mounting plate 71, a connecting rod 72, a scraper 73 and a scraper auxiliary plate 74, wherein one side of the mounting plate 71 is fixedly connected with the middle upper part of one side of the filter box 1, and the lower part of the mounting plate 71 is fixedly connected with the scraper 73 through the connecting rod 72; the scraper auxiliary plate 74 is arranged at one side of the scraper 73, and the bottom surface of the scraper 73 and the bottom surface of the scraper auxiliary plate 74 are tangent to the surface of the filter plate 5.
The scraping mechanism 7 further comprises an auxiliary scraping mechanism, the auxiliary scraping mechanism comprises an auxiliary scraping mechanism motor 10, a rotating shaft 75 and blades 76, the upper end of the rotating shaft 75 is fixedly connected with the power output end of the auxiliary scraping mechanism motor 10, and the lower end of the rotating shaft 75 is fixedly connected with the two blades 76; the auxiliary scraping mechanism motor 10 is connected with a power circuit; both vanes 76 are S-shaped, and the end of the vane 76 remote from the axis of rotation 75 is tangent to the surface of the scraper 73.
Preferably, the mounting ring 51 is provided with a transition slope for assisting the vanes 76 in scraping impurities from the filter plate 5 to the impurity tank 2.
As shown in fig. 8 and 9, the scraper 73 is an arc-shaped plate, the scraper auxiliary plate 74 is a triangular arc-shaped plate, one right-angle edge of the scraper auxiliary plate 74 is flush with the side surface of the scraper 73, and the other right-angle edge of the scraper auxiliary plate 74 is flush with the bottom surface of the scraper 73; the arc-shaped surface of the scraper auxiliary plate 74 is tangent to the side surface of the scraper 73, and the arc-shaped surface of the scraper auxiliary plate 74 is tangent to the surface of the filter plate 5.
In the second embodiment of the invention, as shown in fig. 10, the scraper auxiliary plate 74 is a right-angled triangular plate, one right-angled edge of the scraper auxiliary plate 74 is flush with the side surface of the scraper 73, the other right-angled edge of the scraper auxiliary plate 74 is flush with the bottom surface of the scraper 73, and the inclined surface of the scraper auxiliary plate 74 is tangent to the surface of the filter plate 5.
In the third embodiment of the present invention, as shown in fig. 11, the scraper pair 74 is an arc-shaped thin plate, the arc-shaped surface of the scraper pair 74 is tangent to the side surface of the scraper 73, and the arc-shaped surface of the scraper pair 74 is tangent to the surface of the filter plate 5.
In the fourth embodiment of the present invention, as shown in fig. 12, the scraper secondary plate 74 is a straight thin plate, the scraper secondary plate 74 forms an angle with the side surface of the scraper 73, and the inclined surface of the scraper secondary plate 74 is tangent to the surface of the filter plate 5.
The use method of the sewage collection and treatment impurity self-cleaning device comprises the following steps:
s1: assembling a sewage collecting and treating device, and coaxially and fixedly connecting a filter box 1 with an impurity box 2; the power output end of the filter plate motor 8 penetrates through the waterproof box 9 and the filter plate 5 to be fixedly arranged in a T-shaped clamping groove 12 of the filter box 1; the auxiliary scraping mechanism is fixed on the scraping mechanism 7, and the scraping mechanism 7 is arranged on the filter box 1, so that the scraping mechanism is tangent to the surface of the filter plate 5; the water inlet hopper 3 is respectively connected with a water inlet 11 of the filter box 1 through a pipeline; connecting the water outlet 4 with a subsequent sewage treatment equipment pipeline; connecting the discharge port 6 with a subsequent impurity treatment device through a pipeline; the driving device, the filter plate motor 8 and the auxiliary scraping mechanism motor 10 in the impurity box 2 are connected with a power circuit;
s2: starting sewage collection treatment, wherein sewage enters the filter box 1 through the water inlet hopper 3 and is filtered through the filter plate 5, and impurities are left on the filter plate 5; the filtered sewage is discharged from the sewage collecting and treating device through a water outlet 4 and enters subsequent sewage treatment equipment;
s3: when the accumulated amount of the impurities exceeds the standard amount, a power supply is started, the filter plate 5 starts to rotate under the action of the filter plate motor 8, the spiral feeding knife 24 starts to operate under the action of a driving device in the impurity box 2, and the blade 76 starts to rotate under the action of the auxiliary scraping mechanism motor 10; the impurities rotate along with the filter plate 5, are scraped from the filter plate 5 under the action of the scraping mechanism 7 and the auxiliary scraping mechanism, and fall into the impurity box 2; impurities enter the discharge chute 23 of the impurity box 2, are discharged from the sewage collecting and treating device through the discharge port 6 under the action of the spiral feeding cutter 24 and the driving device, enter subsequent impurity treatment equipment and finish self-cleaning operation.
The impurity self-cleaning device achieves the purpose of self-cleaning of impurities through a mechanical transmission principle, improves the working efficiency of impurity cleaning, reduces labor and cost, and is simple in structure and convenient to maintain; the rotatable filter plate and the scraping mechanism can treat sewage with different impurity contents, and have the advantages of strong flexibility and wide application range.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims (10)

1. A sewage collection treatment impurity self-cleaning device comprises:
a filter box (1);
the impurity box (2) is connected with the filter box (1), and the center of the impurity box (2) is coaxial; the bottom of the impurity box (2) is flush with the surface of the bottom of the filter box (1); an impurity driving device is arranged in the impurity box (2);
the filter plate (5) is connected with the filter box (1), and is coaxial with the center of the filter box (1); the filter plate (5) is connected with the power output end of a filter plate motor (8);
the scraping mechanism (7) is connected to the filter box (1) and is tangent to the upper surface of the filter plate (5); an auxiliary scraping mechanism is arranged in the scraping mechanism (7); the impurity driving device, the power output end of the filter plate motor (8) and the auxiliary scraping mechanism are all connected with a power supply.
2. The sewage collection and treatment impurity self-cleaning device according to claim 1, characterized in that:
the filter box (1) is a semi-cylinder which is closed up and down, a water inlet (11) and a T-shaped clamping groove (12) are arranged on the filter box (1), and a water inlet hopper (3) is arranged on the water inlet (11); the T-shaped clamping groove (12) is arranged on the axial plane of the filter box (1), and the T-shaped clamping groove (12) is used for fixing the filter plate (5) and the filter plate motor (8); the filter plate motor (8) is arranged in the waterproof box (9).
3. The sewage collection and treatment impurity self-cleaning device according to claim 1, characterized in that:
the impurity driving device comprises at least one inclined table (22), a discharge chute (23), a spiral feeding cutter (24) and a driving device, wherein the first inclined table (22) and the second inclined table (22) are symmetrically arranged on the inner wall of the impurity box (2); the discharge chute (23) is arranged at the joint of the first inclined platform (22) and the second inclined platform (22); the spiral feeding knife (24) is arranged in the discharging groove (23) and relatively rotates through the driving device.
4. The sewage collection and treatment impurity self-cleaning device according to claim 1, characterized in that:
the filter plate (5) comprises a mounting ring (51), a filter plate main body (52) and a mounting pad (53), and the filter plate main body (52) is connected with the power output end of the filter plate motor (8) through the mounting pad (53); the mounting ring (51) is provided with a transition slope for assisting in scraping off impurities.
5. The sewage collection and treatment impurity self-cleaning device according to claim 1, characterized in that:
the scraping mechanism (7) comprises a mounting plate (71), a connecting rod (72), a scraper (73) and a scraper auxiliary plate (74), and the auxiliary scraping mechanism comprises an auxiliary scraping mechanism motor (10), a rotating shaft (75) and at least one blade (76); the mounting plate (71) is connected with the middle upper part of one side of the filter box (1); the scraper (73) is an arc-shaped plate, and the scraper (73) is connected with the lower part of the mounting plate (71) through the connecting rod (72); the scraper auxiliary plate (74) is arranged on one side of the scraper (73), and the bottom surface of the scraper (73) and the bottom surface of the scraper auxiliary plate (74) are tangent to the upper surface of the filter plate (5); the upper end of the rotating shaft (75) is connected with the power output end of the auxiliary scraping mechanism motor (10), and the lower end of the rotating shaft (75) is connected with the blades (76); the blade (76) is S-shaped, and one end of the blade (76) far away from the rotating shaft (75) is tangent to the surface of the scraper (73).
6. The sewage collection and treatment impurity self-cleaning device according to claim 5, wherein:
the scraper auxiliary plate (74) is a triangular arc-shaped plate, one right-angle edge of the scraper auxiliary plate (74) is flush with the surface of the side surface of the scraper (73), and the other right-angle edge of the scraper auxiliary plate (74) is flush with the surface of the bottom surface of the scraper (73); the arc-shaped surface of the scraper auxiliary plate (74) is tangent to the surface of the side surface of the scraper (73), and the arc-shaped surface of the scraper auxiliary plate (74) is tangent to the surface of the filter plate (5).
7. The sewage collection and treatment impurity self-cleaning device according to claim 5, wherein:
the scraper auxiliary plate (74) is a right-angle triangular plate, one right-angle edge of the scraper auxiliary plate (74) is flush with the surface of the side face of the scraper (73), the other right-angle edge of the scraper auxiliary plate (74) is flush with the surface of the bottom face of the scraper (73), and the inclined plane of the scraper auxiliary plate (74) is tangent to the surface of the filter plate (5).
8. The sewage collection and treatment impurity self-cleaning device according to claim 5, wherein:
the scraper auxiliary plate (74) is an arc-shaped thin plate, the arc-shaped surface of the scraper auxiliary plate (74) is tangent to the surface of the side surface of the scraper (73), and the arc-shaped surface of the scraper auxiliary plate (74) is tangent to the surface of the filter plate (5).
9. The sewage collection and treatment impurity self-cleaning device according to claim 5, wherein:
the scraper auxiliary plate (74) is a straight thin plate, an included angle is formed between the scraper auxiliary plate (74) and the side face of the scraper (73), and the inclined plane of the scraper auxiliary plate (74) is tangent to the surface of the filter plate (5).
10. A method for using a self-cleaning device for collecting and treating impurities in sewage, which is characterized by using the sewage collecting and treating device as claimed in any one of claims 1 to 9, and comprising the following steps:
s1: assembling the sewage collecting and treating device, and coaxially connecting the filter box (1) with the impurity box (2); the filter plate (5) is connected with the power output end of the filter plate motor (8) and is arranged in the filter box (1); the scraping mechanism (7) is arranged on the filter box (1), and the scraping mechanism (7) is tangent to the upper surface of the filter plate (5); connecting the sewage collection and treatment device with the power supply;
s2: starting sewage collection treatment, wherein sewage enters the sewage collection treatment device and is filtered by the filter plate (5), and impurities are left on the filter plate (5); discharging the filtered sewage from the sewage collecting and treating device;
s3: when the accumulated amount of the impurities exceeds a standard amount, the power supply is started, and the filter plate (5) starts to rotate under the action of the filter plate motor (8); the impurities are scraped from the filter plate (5) under the action of the scraping mechanism (7) and the auxiliary scraping mechanism and fall into the impurity box (2); the impurities are discharged from the sewage collecting and treating device through the impurity driving device; and finishing self-cleaning operation.
CN201911280387.XA 2019-12-13 2019-12-13 Sewage collection and treatment impurity self-cleaning device and use method Active CN111001205B (en)

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Application Number Priority Date Filing Date Title
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CN112850952A (en) * 2020-12-29 2021-05-28 宁波北仑华木机电科技有限公司 Typhoon season water quality sudden change emergency treatment device
CN113018927A (en) * 2021-02-27 2021-06-25 蒋春霞 Water pollution purifier
CN114570753A (en) * 2022-02-15 2022-06-03 张文寿 Oil sludge sand waste disposal and recovery device
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CN117323720B (en) * 2023-12-01 2024-04-02 维达纸业（中国）有限公司 Circulating device of wastewater treatment equipment

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