Water treatment filter box

Abstract

The utility model relates to the technical field of water treatment equipment, in particular to a water treatment filter box, which comprises a coarse filter box and a fine filter box, a support cylinder is connected in the coarse filter box, a coarse filter screen cylinder is connected in the middle of the support cylinder, and a gas distribution ring pipe wrapping the support cylinder is connected in the coarse filter box. A supporting plate is connected to the middle of the fine filtering box, a plurality of fine filtering cloth cover net cylinders are connected to the bottom of the supporting plate, an air distributing plate is connected to the top in the fine filtering box, and a plurality of air spraying pipes extending into the fine filtering cloth cover net cylinders are connected to the bottom of the air distributing plate. Compared with the prior art, the device disclosed by the utility model has the advantages that the device can be used for carrying out waste-solid separation operation on sewage in a front coarse filtration and rear fine filtration mode, and then can be used for cleaning a filtering piece while filtering in an air blowing mode, so that the maintenance of the filtering piece is reduced, and the high efficiency of water treatment is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment equipment, in particular to a water treatment filter box. Background Art

[0002] Water treatment generally refers to sewage treatment, which is the process of purifying sewage to meet the water quality requirements for discharge into a water body or reuse. Sewage treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, catering, etc., and is increasingly entering the daily lives of ordinary people.

[0003] In the process of water treatment, the most basic operation is filtration, which is mainly to separate solid impurities in water. In the existing technology, large-scale water filtration is only carried out through filter meshes, but waste solids are easily adsorbed on the filter elements, which requires regular cleaning operations, which is time-consuming and labor-intensive, and the filtration operation must be stopped. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a water treatment filter box which can clean the filter during filtering, in view of the deficiency of the above-mentioned background technology that the filter element needs to be cleaned regularly.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is as follows: a water treatment filter box, including a coarse filter box and a fine filter box, wherein a support cylinder is connected inside the coarse filter box, a coarse filter screen cylinder is connected in the middle of the support cylinder, an air distribution ring pipe wrapping the support cylinder is connected inside the coarse filter box, a plurality of jet heads aimed at the coarse filter screen cylinder are connected inside the air distribution ring pipe, a first air inlet pipe is connected at the top of the air distribution ring pipe, and a feed port connected to the inside of the support cylinder is connected at the top of the coarse filter box;

[0006] A guide pipe is connected between the bottom of the coarse filter box and the bottom of the fine filter box, a support plate is connected in the middle of the fine filter box, a plurality of fine filter cloth cover mesh cylinders are connected at the bottom of the support plate, an air distributor plate is connected at the top of the fine filter box, a plurality of jet pipes extending into the fine filter cloth cover mesh cylinder are connected at the bottom of the air distributor plate, a second air inlet pipe is connected at the top of the air distributor plate, and a water outlet is provided on the outside of the fine filter box above the support plate.

[0007] Furthermore, a first row of waste pipes communicating with the interior of the support tube is connected to the bottom of the coarse filter box, a first sealing cover is connected to the bottom of the first row of waste pipes, a second row of waste pipes is connected to the bottom of the fine filter box, and a second sealing cover is connected to the bottom of the second row of waste pipes, to facilitate waste discharge operations.

[0008] Furthermore, a plurality of third support columns are connected to the bottom of the air distribution ring pipe, and a plurality of first support columns and a second support column are respectively connected to the bottom of the coarse filter box and the bottom of the fine filter box, so as to facilitate stable support equipment operation.

[0009] Furthermore, an air pump is connected to the top of the coarse filter box, an air pump is connected to an air suction pipe and an air outlet pipe, and the air outlet pipe is connected to an air separation box connected to the first air inlet pipe and the second air inlet pipe, so as to facilitate air suction and separation operations.

[0010] Furthermore, the first air intake pipe and the second air intake pipe are respectively connected with a first electrically controlled valve and a second electrically controlled valve to facilitate the control of the air outlet direction.

[0011] Furthermore, the air jet pipe is provided with a plurality of air outlet holes, which facilitates the operation of blowing and cleaning the fine filter cloth cover mesh cylinder in all directions.

[0012] The advantage of a water treatment filter box of the utility model compared with the prior art is that the device can separate waste and solid from sewage by front coarse filtration and rear fine filtration, and then clean the filter element while filtering by blowing, thereby reducing the maintenance of the filter element and ensuring the high efficiency of water treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first structural schematic diagram of a water treatment filter box of the utility model.

[0014] Figure 2 This is a second structural schematic diagram of a water treatment filter box of the utility model.

[0015] Figure 3 The utility model is a side sectional structural schematic diagram of a water treatment filter box.

[0016] Figure 4 The utility model is a schematic diagram of the structure of an air jet pipe of a water treatment filter box.

[0017] As shown in the figure: 1. coarse filter box; 2. fine filter box; 3. support cylinder; 4. coarse filter mesh cylinder; 5. air distribution ring tube; 6. nozzle; 7. first air inlet pipe; 8. feed port; 9. first row of waste pipes; 10. first sealing cover; 11. guide pipe; 12. support plate; 13. fine filter cloth cover mesh cylinder; 14. air distribution plate; 15. air injection pipe; 16. water outlet; 17. second row of waste pipes; 18. second sealing cover; 19. second air inlet pipe; 20. vacuum pump; 21. vacuum pipe; 22. air outlet pipe; 23. first electric control valve; 24. second electric control valve; 25. first support column; 26. second support column; 27. air outlet; 28. air distribution box; 29. ​​third support column. DETAILED DESCRIPTION

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0019] Combined with Figure 1-3 A water treatment filter box, comprising a coarse filter box 1 and a fine filter box 2, wherein the coarse filter box 1 is connected with a support cylinder 3, the middle of the support cylinder 3 is connected with a coarse filter screen cylinder 4, the coarse filter box 1 is connected with an air distribution ring pipe 5 wrapping the support cylinder 3, the inner side of the air distribution ring pipe 5 is connected with a plurality of jet heads 6 aimed at the coarse filter screen cylinder 4, the top of the air distribution ring pipe 5 is connected with a first air inlet pipe 7, and the top of the coarse filter box 1 is connected with a feed port 8 connected with the inside of the support cylinder 3;

[0020] During specific implementation: sewage is fed into the support cylinder 3 through the feed port 8, and larger solid waste can be roughly filtered through the coarse filter mesh cylinder 4. While filtering the solid waste, jet operations are performed through multiple jet heads 6 arranged on the inner side of the air distribution ring tube 5, so that the solid waste adsorbed on the inner side of the coarse filter mesh cylinder 4 can be blown away, so that the coarse filter mesh cylinder 4 can be cleaned while filtering.

[0021] Combined with Figure 1-4 A guide pipe 11 is connected between the bottom of the coarse filter box 1 and the bottom of the fine filter box 2, a support plate 12 is connected in the middle of the fine filter box 2, a plurality of fine filter cloth cover mesh cylinders 13 are connected at the bottom of the support plate 12, an air distribution plate 14 is connected at the top of the fine filter box 2, a plurality of jet pipes 15 extending into the fine filter cloth cover mesh cylinder 13 are connected at the bottom of the air distribution plate 14, a plurality of air outlet holes 27 are provided on the jet pipe 15, a second air inlet pipe 19 is connected at the top of the air distribution plate 14, and a water outlet 16 located above the support plate 12 is provided on the outside of the fine filter box 2.

[0022] During specific implementation: the sewage after coarse filtration on the front side enters the fine filter box 2, and is filtered from bottom to top through the fine filter cloth cover mesh cylinder 13. While filtering, the fine filter cloth cover mesh cylinder 13 can be blown and cleaned from the inside to the outside through the jet pipe 15, so that the fine filter cloth cover mesh cylinder 13 can be cleaned while filtering.

[0023] Combined with Figure 1-3 The top of the coarse filter box 1 is connected to an air pump 20, and the air pump 20 is connected to an air suction pipe 21 and an air outlet pipe 22. The air outlet pipe 22 is connected to an air distribution box 28 connected to the first air inlet pipe 7 and the second air inlet pipe 19. The first air inlet pipe 7 and the second air inlet pipe 19 are respectively connected to a first electric control valve 23 and a second electric control valve 24.

[0024] Combined with Figure 1-3The bottom of the coarse filter box 1 is connected to a first row of waste pipes 9 that are connected to the inside of the support tube 3, the bottom of the first row of waste pipes 9 is connected to a first sealing cover 10, the bottom of the fine filter box 2 is connected to a second row of waste pipes 17, and the bottom of the second row of waste pipes 17 is connected to a second sealing cover 18. By regularly opening the first sealing cover 10 and the second sealing cover 18, the waste in the support tube 3 and the fine filter box 2 can be discharged. The bottom of the air separation ring pipe 5 is connected to a plurality of third support columns 29, and the bottom of the coarse filter box 1 and the bottom of the fine filter box 2 are respectively connected to a plurality of first support columns 25 and second support columns 26.

[0025] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A water treatment filter box, comprising a coarse filter box (1) and a fine filter box (2), characterized in that: The coarse filter box (1) is internally connected with a support cylinder (3), the middle of the support cylinder (3) is connected with a coarse filter screen cylinder (4), the coarse filter box (1) is internally connected with an air distribution ring tube (5) wrapping the support cylinder (3), the inner side of the air distribution ring tube (5) is connected with a plurality of jet heads (6) aimed at the coarse filter screen cylinder (4), the top of the air distribution ring tube (5) is connected with a first air inlet pipe (7), and the top of the coarse filter box (1) is connected with a feed port (8) communicating with the inside of the support cylinder (3); A flow guide pipe (11) is connected between the bottom of the coarse filter box (1) and the bottom of the fine filter box (2); a support plate (12) is connected in the middle of the fine filter box (2); a plurality of fine filter cloth cover mesh cylinders (13) are connected at the bottom of the support plate (12); an air distribution plate (14) is connected at the top of the fine filter box (2); a plurality of air injection pipes (15) extending into the fine filter cloth cover mesh cylinder (13) are connected at the bottom of the air distribution plate (14); a second air inlet pipe (19) is connected at the top of the air distribution plate (14); and a water outlet (16) located above the support plate (12) is provided on the outside of the fine filter box (2).

2. A water treatment filter box according to claim 1, characterized in that: The bottom of the coarse filter box (1) is connected to a first waste pipe (9) which is in communication with the interior of the support tube (3); the bottom of the first waste pipe (9) is connected to a first sealing cover (10); the bottom of the fine filter box (2) is connected to a second waste pipe (17); the bottom of the second waste pipe (17) is connected to a second sealing cover (18).

3. A water treatment filter box according to claim 1, characterized in that: The bottom of the gas distribution ring pipe (5) is connected to a plurality of third support columns (29), and the bottom of the coarse filter box (1) and the bottom of the fine filter box (2) are respectively connected to a plurality of first support columns (25) and a second support column (26).

4. A water treatment filter box according to claim 1, characterized in that: The top of the coarse filter box (1) is connected to an air pump (20), the air pump (20) is connected to an air suction pipe (21) and an air outlet pipe (22), and the air outlet pipe (22) is connected to an air distribution box (28) that is connected to the first air inlet pipe (7) and the second air inlet pipe (19).

5. A water treatment filter box according to claim 1, characterized in that: The first air intake pipe (7) and the second air intake pipe (19) are respectively connected to a first electrically controlled valve (23) and a second electrically controlled valve (24).

6. A water treatment filter box according to claim 1, characterized in that: The air injection pipe (15) is provided with a plurality of air outlet holes (27).

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