CN217773382U

CN217773382U - Multistage filtering device for sewage treatment engineering

Info

Publication number: CN217773382U
Application number: CN202221883347.1U
Authority: CN
Inventors: 李良贵; 方曙东; 宁传艮
Original assignee: Anhui Lianbang Construction Co ltd
Current assignee: Anhui Lianbang Construction Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-11-11
Anticipated expiration: 2032-07-21

Abstract

The utility model relates to a sewage treatment technical field specifically is a multistage filter equipment for sewage treatment engineering, the upper end fixed mounting of colating casing has first water inlet, the one end fixed mounting of colating casing has waterproof casing, waterproof casing one side fixed mounting has control panel, waterproof casing's inside wall fixed mounting has the vortex piece, the other end of colating casing is fixed with first maintenance apron, the first inner wall fixed mounting who maintains the apron has first mounting bracket. The utility model discloses a thereby the colating reaches the filtration demand of different water sewage with the essence, through be provided with the pneumatic stem in the colating casing, keeps the inside water flow direction disorder of sewage in filtering process, prevents that the filter screen is hugged closely to the solid that directional water pressure made in the sewage to matter influences filtration efficiency.

Description

Multistage filtering device for sewage treatment engineering

Technical Field

The utility model relates to a sewage treatment technical field specifically is a multistage filter equipment for sewage treatment engineering.

Background

Sewage may be defined as a waste-laden liquid or water mixed with ground water, surface water, snow storms, etc. discharged from residential, institutional, commercial or industrial areas from the point of view of the source of the sewage. Sewage is classified into many categories, and there are many techniques and processes for reducing the environmental impact of sewage accordingly. The filtration is a unit operation belonging to a hydrodynamic process, wherein fluid in a liquid-solid or gas-solid mixture is forced to pass through a porous filter medium to retain suspended solid particles in the fluid, so that the separation of the mixture is realized.

Because sewage is divided into a plurality of types, the filtering steps of different types of sewage are different, but the filtering efficiency of the existing sewage filtering system is generally increased by adopting a pipeline pressurization mode, but solid impurities in water are easily attached to a filter element by directional water pressure, so that the filtering area is reduced, and the filtering efficiency is reduced. Accordingly, those skilled in the art have provided multi-stage filtering apparatuses for sewage treatment works to solve the problems raised in the background art as described above

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage filter for sewage treatment engineering to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multistage filtering device for sewage treatment engineering comprises a coarse filtering shell and a fine filtering shell, wherein a first water inlet is fixedly mounted at the upper end of the coarse filtering shell, a waterproof shell is fixedly mounted at one end of the coarse filtering shell, a control panel is fixedly mounted on one side of the waterproof shell, a turbulence piece is fixedly mounted on the inner side wall of the waterproof shell, a first maintenance cover plate is fixed at the other end of the coarse filtering shell, a first mounting frame is fixedly mounted on the inner wall of the first maintenance cover plate, a first coarse strainer is arranged on the upper side of the first mounting frame, a second coarse strainer is arranged on the lower side of the first mounting frame, and a first water outlet is fixedly mounted at the bottom of the coarse filtering shell;

the upper end fixed mounting of essence filtration casing has the second water inlet, the side of essence filtration casing is provided with the second and maintains the apron, the inside wall fixed mounting that the apron was maintained to the second has the second mounting bracket, the middle part of second mounting bracket is provided with fine filter plate, the bottom fixed mounting of essence filtration casing has the second delivery port.

As a further aspect of the present invention: the spoiler comprises a pneumatic rod fixedly installed on the inner side of the waterproof shell and a water-stop plate fixedly installed on the side edge of the waterproof shell, wherein a through hole is formed in the middle of the water-stop plate, one end of the pneumatic rod penetrates through the through hole in the middle of the water-stop plate and is provided with a spoiler, and the spoiler is a rubber component.

As a further aspect of the present invention: square through grooves are formed in the upper end and the lower end of the first mounting frame.

As a further aspect of the present invention: the number of the pneumatic rods is not less than three, and the three pneumatic rods are vertically and uniformly distributed.

As a further aspect of the present invention: the fine filter plate is a member made of three layers of filter materials, and the fine filter plate is made of asbestos meshes, filter cotton and ceramsite layers from top to bottom.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a thereby the colating reaches the filtration demand of different water sewage with the essence, through be provided with the pneumatic stem in the colating casing, keeps the inside water flow direction disorder of sewage in filtering process, prevents that the filter screen is hugged closely to the solid that directional water pressure made in the sewage to matter influences filtration efficiency.

Drawings

FIG. 1 is a schematic view showing the general structure of a multistage filtering apparatus used in a sewage treatment plant;

FIG. 2 is a sectional view of a coarse filter housing of a multistage filter device for sewage treatment works;

FIG. 3 is a sectional view of a fine filter housing of a multistage filter device for sewage treatment.

In the figure: 1. a first water inlet; 2. coarse filtering the shell; 3. a waterproof housing; 4. a first maintenance cover plate; 5. a first water outlet; 6. a second water inlet; 7. a second maintenance cover plate; 8. fine filtering the shell; 9. a second water outlet; 10. a water-stop sheet; 11. a pneumatic rod; 12. a control panel; 13. a first coarse filter screen; 14. a first mounting bracket; 15. a second coarse strainer; 16. a second mounting bracket; 17. and (5) fine filtering the plate.

Detailed Description

Please refer to fig. 1 to 3, in an embodiment of the present invention, a multistage filtering apparatus for sewage treatment engineering includes a coarse filtering casing 2 and a fine filtering casing 8, a first water inlet 1 is fixedly installed at an upper end of the coarse filtering casing 2, a waterproof casing 3 is fixedly installed at one end of the coarse filtering casing 2, a control panel 12 is fixedly installed at one side of the waterproof casing 3, a spoiler is fixedly installed at an inner side wall of the waterproof casing 3, the spoiler is composed of a pneumatic rod 11 fixedly installed at an inner side of the waterproof casing 3 and a water stop plate 10 fixedly installed at a side of the waterproof casing 3, a through hole is opened at a middle portion of the water stop plate 10, one end of the pneumatic rod 11 passes through the through hole at the middle portion of the water stop plate 10 and is installed with a spoiler block, the spoiler is a rubber member, the pneumatic rod 11 is not less than three, and the three pneumatic rods 11 are vertically and uniformly distributed, so that water flow inside the filtering apparatus can be sufficiently flowed, filtering efficiency is increased, a first protective cover 4 is fixed at the other end of the coarse filtering casing 2, a first protective cover 4 is fixedly installed at an inner wall of the first protective cover 14, a square through groove is opened at upper end of the first protective frame 14, a lower side of the first mounting frame 14, a lower side of the coarse filtering casing 2 is provided with a first mounting frame 5, a first mounting frame 14, a lower side of the coarse filtering casing 2 is provided with a first mounting frame 14;

the upper end fixed mounting of fine filtration casing 8 has second water inlet 6, the side of fine filtration casing 8 is provided with second dimension protecting cover plate 7, the inside wall fixed mounting that the second was maintained apron 7 has second mounting bracket 16, the middle part of second mounting bracket 16 is provided with fine filtration board 17, fine filtration board 17 is the component of three-layer filtration material, be asbestos gauge, filter pulp and ceramic layer respectively from last material to down, can improve filtration efficiency, the bottom fixed mounting of fine filtration casing 8 has second delivery port 9.

The utility model discloses a theory of operation is: sewage flows into the coarse filtration shell 2 through the first water inlet 1, flows out from the first water outlet 5 after being primarily filtered through the first coarse filtration screen 13 and the second coarse filtration screen 15 which are arranged on the first mounting frame 14, if the sewage contains more solid impurities, the filtration efficiency needs to be improved, the pneumatic rod 11 can be opened through the control panel 12, the internal pneumatic rod 11 is pushed back and forth to cause disorder of the direction of the internal water flow, the first coarse filtration screen 13 and the second coarse filtration screen 15 are prevented from being blocked by solids, the sewage discharged by the coarse filtration shell 2 can be connected to the second water inlet 6 of the fine filtration shell 8, the sewage enters the fine filtration shell 8, harmful substances in the sewage are deeply filtered through the fine filtration plate 17, the filtered water is discharged from the second water outlet 9, and an operator can additionally install a plurality of fine filtration shells 8 according to requirements, and the sewage is filtered for a plurality of times.

The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.

Claims

1. The utility model provides a multistage filter for sewage treatment engineering, includes coarse filtration casing (2) and fine filtration casing (8), its characterized in that, the upper end fixed mounting of coarse filtration casing (2) has first water inlet (1), the one end fixed mounting of coarse filtration casing (2) has waterproof casing (3), waterproof casing (3) one side fixed mounting has control panel (12), the inside wall fixed mounting of waterproof casing (3) has the vortex piece, the other end of coarse filtration casing (2) is fixed with first maintenance apron (4), the inner wall fixed mounting of first maintenance apron (4) has first mounting bracket (14), the upside of first mounting bracket (14) is provided with first coarse strainer (13), the downside of first mounting bracket (14) is provided with second coarse strainer (15), the bottom fixed mounting of coarse filtration casing (2) has first delivery port (5);

the utility model discloses a filter, including essence casing (8), the side of essence casing (8) is provided with second dimension protecting cover board (7), the inside wall fixed mounting of second dimension protecting cover board (7) has second mounting bracket (16), the middle part of second mounting bracket (16) is provided with fine filter plate (17), the bottom fixed mounting that the casing (8) was strained to the essence has second delivery port (9).

2. The multistage filtering device for the sewage treatment project according to claim 1, wherein the flow disturbing piece is composed of a pneumatic rod (11) fixedly installed at the inner side of the waterproof casing (3) and a water-stop plate (10) fixedly installed at the side of the waterproof casing (3), a through hole is formed in the middle of the water-stop plate (10), one end of the pneumatic rod (11) penetrates through the through hole in the middle of the water-stop plate (10) and is provided with a flow disturbing block, and the flow disturbing block is a rubber member.

3. The multistage filtering device for the sewage treatment project according to claim 1, wherein the upper end and the lower end of the first mounting rack (14) are provided with square through grooves.

4. The multistage filtering device for sewage treatment engineering according to claim 2, wherein there are not less than three pneumatic rods (11), and three pneumatic rods (11) are vertically and uniformly distributed.

5. The multistage filtering device for sewage treatment engineering according to claim 1, wherein the fine filtering plate (17) is a member of three layers of filtering materials, and the materials from top to bottom are asbestos mesh, filtering cotton and ceramsite layer respectively.