阅读说明：本技术 一种水污染处理设备 (Water pollution treatment equipment ) 是由 刘春晓 于 2021-08-04 设计创作，主要内容包括：本发明提供了一种水污染处理设备,包括过滤箱和曝气箱,过滤箱和曝气箱连通,所述曝气箱一侧设有过滤结构,所述过滤结构采用土壤渗滤处理系统,土壤渗滤处理系统内设有加压反排冲洗结构。解决了土壤渗滤处理系统由于缺乏反冲洗结构,容易发生堵塞,处理效率低的问题,利用第一粗滤层、第一细滤层、第二细滤层、土壤层和第二粗滤层构建稳定的土壤渗滤结构,既利用土壤环境对污水进行深度净化,也能利用加压反排冲洗腔和粗滤层、细滤层将大量造成堵塞的物质反冲洗到曝气箱进行清理,保证稳定的过滤效果。(The invention provides water pollution treatment equipment which comprises a filter box and an aeration box, wherein the filter box is communicated with the aeration box, one side of the aeration box is provided with a filter structure, the filter structure adopts a soil infiltration treatment system, and a pressurized reverse-discharge flushing structure is arranged in the soil infiltration treatment system. The problem of soil filtration processing system because lack back flush structure, take place to block up easily, the treatment effeciency is low is solved, utilize first coarse filtration layer, first fine filtration layer, the fine filtration layer of second, soil horizon and the stable soil filtration structure of second coarse filtration layer constitution, both utilize soil environment to carry out deep purification to sewage, also can utilize the pressurization to discharge backward and wash chamber and coarse filtration layer, fine filtration layer and will cause a large amount of material back flushes the aeration tank of jam and clear up, guarantee stable filter effect.)

1. The utility model provides a water pollution treatment facility, includes rose box and aeration tank, rose box and aeration tank intercommunication, its characterized in that, aeration tank one side is equipped with filtration, filtration adopts soil filtration processing system, is equipped with the pressurization in the soil filtration processing system and turns over to arrange and wash the structure.

2. The apparatus for treating water pollution according to claim 1, wherein an impermeable layer is provided around the soil infiltration treatment system, a first coarse filtration layer, a first fine filtration layer, a pressure back-flushing chamber, a second fine filtration layer, a soil layer, a second coarse filtration layer and a water collecting chamber are provided in the soil infiltration treatment system in sequence, the first coarse filtration layer is arranged close to the aeration tank, and a sealing cover and a pressure port are provided on the pressure back-flushing chamber.

3. The water pollution treatment apparatus as claimed in claim 2, wherein the first coarse filtering layer, the first fine filtering layer, the second fine filtering layer and the second coarse filtering layer are cobblestones.

4. The water pollution treatment apparatus according to claim 1, wherein the upper portion of the aeration tank is provided with water outlet holes, the lower portion of the aeration tank is provided with filtration holes, the middle portion of the aeration tank is provided with an aeration membrane, and the aeration pipe is arranged under the aeration membrane.

5. The water pollution treatment apparatus as claimed in claim 1, wherein a filter screen is provided inside the filter box, an air cylinder is provided at a lower portion of the filter screen, and a water inlet pipe is provided at a side of the filter box.

6. The apparatus for treating water pollution according to claim 5, wherein the filtering tank is provided at one side thereof with a carrying plate, the water inlet pipe and the carrying plate are disposed at adjacent sides of the filtering tank, and the filtering net is disposed obliquely in the filtering tank, and the filtering net is lower in height at a side thereof close to the carrying plate than at a side thereof remote from the carrying plate.

7. The water pollution treatment apparatus as claimed in claim 4, wherein a rain edge is provided between said water outlet hole and said aeration membrane.

8. The water pollution treatment device of claim 2, wherein a drain pipe is arranged on the side of the water collecting cavity far away from the second coarse filter layer.

9. The apparatus for treating contaminated water with the aid of claim 1, wherein said soil infiltration treatment system is provided with an impermeable coating around and on the bottom of said soil infiltration treatment system.

10. The water pollution treatment apparatus as recited in claim 9, wherein said barrier layer is formed of a plastic film and a lining.

Technical Field

The invention belongs to the field of water treatment, and particularly relates to the field of water pollution treatment equipment.

Background

Some water in water treatment has small pollution and small treatment difficulty, but the treatment capacity is large, such as rivers flowing through cities, rainwater, swimming pool water, amusement water, reuse water, industrial circulating water, rural domestic sewage and the like. Although rural domestic sewage contains a large amount of organic matters and pathogenic microorganisms, the rural domestic sewage is wide in population distribution and small in sewage amount, and belongs to sewage which is easy to treat. The sewage is treated by various methods in the prior art, such as a pressure tank (sand cylinder), a membrane filter, an air flotation mud scraper and a siphon self-cleaning filter, and the functions and the characteristics of the methods are that impurities and harmful gases in the polluted water are separated, the water is activated, and the aim of purifying the water quality is achieved by sterilizing and killing algae by using a disinfectant.

In order to reduce the cost and improve the low-pollution water treatment efficiency, a soil infiltration technology is provided by technical personnel according to the principle of simulating natural water purification. The soil infiltration treatment system is an artificially intensified ecological engineering treatment technology for sewage, and is a small sewage land treatment system which can purify sewage by fully utilizing the physical and chemical characteristics of soil animals, soil microorganisms, plant root systems and soil inhabiting in the soil below the ground surface.

However, the soil infiltration treatment system is easy to block due to the lack of a back washing structure, has low treatment efficiency and cannot adapt to large-scale long-time cleaning.

Disclosure of Invention

The invention provides a water pollution treatment device aiming at the problems that a pressure tank (sand cylinder), a membrane filtration, air floatation mud scraper and a siphon self-cleaning filter in the prior art are high in treatment cost, a soil infiltration treatment system is easy to block due to lack of a back washing structure, the treatment efficiency is low and the like.

The water pollution treatment equipment comprises a filter box and an aeration box, wherein the filter box is communicated with the aeration box, one side of the aeration box is provided with a filter structure, the filter structure adopts a soil infiltration treatment system, and a pressurized reverse-discharge flushing structure is arranged in the soil infiltration treatment system.

According to the invention, an impermeable layer is arranged around the soil infiltration treatment system, a first coarse filtration layer, a first fine filtration layer, a pressurization reverse-drainage flushing cavity, a second fine filtration layer, a soil layer, a second coarse filtration layer and a water collecting cavity are sequentially arranged in the soil infiltration treatment system, the first coarse filtration layer is arranged close to an aeration tank, and a sealing cover and a pressurization port are arranged on the pressurization reverse-drainage flushing cavity.

In the invention, cobblestones are adopted in the first coarse filtration layer, the first fine filtration layer, the second fine filtration layer and the second coarse filtration layer.

In the invention, the upper part of the aeration tank is provided with a water outlet hole, the lower part of the aeration tank is provided with a percolation hole, the middle part of the aeration tank is provided with an aeration film, and an aeration pipe is arranged under the aeration film.

In the invention, a filter screen is arranged in the filter box, an air cylinder is arranged at the lower part of the filter screen, and a water inlet pipe is arranged on the side surface of the filter box.

According to the invention, a bearing plate is arranged on one side of the filter box, the water inlet pipe and the bearing plate are arranged on the adjacent side surfaces of the filter box, the filter screen is obliquely arranged in the filter box, and the height of one side, close to the bearing plate, of the filter screen is lower than that of one side, far away from the bearing plate, of the filter screen.

In the invention, a rain edge is arranged between the water outlet hole and the aeration membrane.

In the invention, a drain pipe is arranged on one side of the water collecting cavity, which is far away from the second coarse filtering layer.

In the invention, the periphery and the bottom of the soil infiltration treatment system are provided with impermeable layers.

In the invention, the impermeable layer adopts a plastic film and a lining.

The invention has the beneficial effects that:

after the water pollution treatment equipment provided by the invention is buried underground, the pressurization reverse-discharge flushing cavity is utilized for pressurization, and the fixed clearance formed by the first coarse filtering layer, the first fine filtering layer, the second fine filtering layer and the second coarse filtering layer is used for back flushing the blockage to the aeration tank, so that the blockage can be conveniently cleaned in time. The filter box can clear away big floater etc. in advance, and the aeration tank can get rid of aquatic volatile substance, can utilize buried structure to collect the processing water source fast like this, also can slowly handle sewage through soil infiltration, and is little to swimming pool water, amusement water, reuse water, industrial cycle water, rural domestic sewage etc. the water yield, pollutes not serious water resource and has good treatment effect.

Drawings

FIG. 1 is a schematic top view of the present invention.

FIG. 2 is a schematic side sectional view of the present invention.

Fig. 3 is a schematic structural diagram of a filter box and an aeration box of the invention.

FIG. 4 is a schematic side sectional view of a filter tank and an aeration tank according to the present invention.

In the picture 1-4, 1-filter tank, 2-aeration tank, 3-water inlet pipe, 4-aeration pipe, 5-filtration hole, 6-water outlet hole, 7-rain edge, 8-aeration membrane, 9-cylinder, 10-filter screen, 11-first coarse filter layer, 12-first fine filter layer, 13-pressurization reverse drainage washing cavity, 14-second fine filter layer, 15-soil layer, 16-second coarse filter layer, 17-water collecting cavity, 18-water drain pipe, 19-impermeable layer and 20-bearing plate.

Detailed Description

The following description of the embodiments of the present invention will be made in further detail with reference to the accompanying fig. 1 to 4 and examples, but the method of the present invention is not limited to the following examples.

The first embodiment is as follows:

the water pollution treatment equipment comprises a filter box 1, an aeration box 2 and a filter structure, wherein the filter box 1 and the aeration box 2 are buried underground and communicated, a large amount of space is dug at one side of the filter box 1 and one side of the aeration box 2, a waterproof layer is adopted for waterproof treatment, the filter structure is arranged after the waterproof treatment, a soil infiltration treatment system is adopted as the filter structure, and a pressurized reverse-discharge flushing structure is arranged in the soil infiltration treatment system. Inside first coarse filtration layer 11, first fine filtration layer 12, pressurization back drainage wash chamber 13, the fine filtration layer 14 of second, soil horizon 15, the coarse filtration layer 16 of second and water collection chamber 17 of being equipped with in proper order of soil filtration processing system, first coarse filtration layer 11 is near aeration tank 2 setting, pressurization back drainage washes the structure and includes that pressurization back drainage washes chamber 13 and the sealed lid that sets up above it, pressurization mouth and pressurized equipment, during the pressurization with the water back drainage to aeration tank 2, play and wash the effect.

In the invention, cobblestones are adopted in the first coarse filtering layer 11, the first fine filtering layer 12, the second fine filtering layer 14 and the second coarse filtering layer 16, cobblestones are adopted in the coarse filtering layer, and cobblestones are adopted in the fine filtering layer.

In the invention, a drain pipe 18 is arranged on one side of the water collecting cavity 17 far away from the second coarse filtering layer 16.

In the invention, the soil infiltration treatment system is provided with impermeable layers 19 at the periphery and the bottom.

In the invention, the impermeable layer 19 adopts a plastic film and a lining.

The second embodiment is as follows:

specifically, the invention provides water pollution treatment equipment which comprises a filter box 1 and an aeration box 2, wherein the filter box 1 is communicated with the aeration box 2, a water outlet hole 6 is formed in the upper part of the aeration box 2, a seepage hole 5 is formed in the lower part of the aeration box 2, an aeration membrane 8 is arranged in the middle of the aeration box 2, and an aeration pipe 4 is arranged below the aeration membrane 8. A filter screen 10 is arranged in the filter box 1, an air cylinder 9 is arranged at the lower part of the filter screen 10, a water inlet pipe 3 is arranged on the side surface of the filter box 1, and the lifting period of the air cylinder 9 is controlled and the air inlet time and amount of the aeration pipe 4 are controlled by arranging structures such as an air pipe and an electromagnetic valve at the bottom.

According to the invention, one side of the filter box 1 is provided with the bearing plate 20, the water inlet pipe 3 and the bearing plate 20 are arranged on the adjacent side surfaces of the filter box 1, the filter screen 10 is obliquely arranged in the filter box 1, and the height of one side, close to the bearing plate 20, of the filter screen 10 is lower than that of one side far away from the bearing plate 20, so that floating objects and large solids are conveniently filtered out of the filter box 1 for collection.

In the invention, a rain edge 7 is arranged between the water outlet hole 6 and the aeration membrane 8, so that the aeration efficiency is improved.

Example three:

when the invention is applied, sewage is introduced into the filter box 1 through the water inlet pipe 3, large solids, floating objects and the like can be blocked by the filter screen 10, when the air cylinder 9 is periodically jacked up, the substances are pushed onto the bearing plate 20, the filtered water flows onto the aeration membrane 8 through the water outlet hole 6, the water is prevented from flowing along the side wall of the box body due to the blocking of the rain edge 7 in the middle, the aeration effect is improved, the sewage seeps out of the percolation hole 5 after aeration, sequentially passes through the first coarse filter layer 11, the first fine filter layer 12, the pressurization reverse drainage flushing cavity 13, the second fine filter layer 14, the soil layer 15 and the second coarse filter layer 16, reaches the water collection cavity 17, and is pumped and discharged to a secondary use place through the water discharge pipe 18. After the operation is carried out for a period of time, water is stopped to enter, the pressurizing reverse-drainage flushing cavity 13 is sealed, water is reversely drained to the aeration tank 2 through pressurization of the pressurizing port, the sludge entering from the bottom reverse-flushing is cleaned after the aeration membrane 8 is taken off, and thus the high permeation efficiency of the soil permeation part can be always ensured through regular reverse drainage.

As described above, the present invention can be preferably implemented, and the above-mentioned embodiments only describe the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope determined by the present invention.