CN219259730U

CN219259730U - District life drinking water treatment facilities

Info

Publication number: CN219259730U
Application number: CN202223178932.4U
Authority: CN
Inventors: 杨香东; 冷涛; 刘大洋
Original assignee: Hubei Provincial Water Resources and Hydropower Planning Survey and Design Institute
Current assignee: Hubei Provincial Water Resources and Hydropower Planning Survey and Design Institute
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-06-27
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a community drinking water treatment device, which comprises a rainwater collecting and storing pipe arranged on a community building, wherein a water inlet of the rainwater collecting and storing pipe is positioned on the roof of the community building, and water outlets of a plurality of rainwater collecting and storing pipes are jointly converged to the water inlet of a water pipe, and is characterized in that: the district air space is equipped with biological water treatment pond, and the delivery port of raceway is located the top of biological water treatment pond, biological water treatment pond divide into fine material layer, well-sized stone layer and rubble layer from top to bottom in proper order, well-sized stone layer and rubble layer surface are according to being attached with green clothing fungus, flavobacterium or alga, the bottom lateral wall of biological water treatment pond is equipped with the tap with the interior intercommunication of biological water treatment pond. The utility model has the beneficial effects of fully utilizing rainwater resources, avoiding disinfection, avoiding bleaching and avoiding sterilization.

Description

District life drinking water treatment facilities

Technical Field

The utility model relates to the field of rainwater filtration, in particular to a community drinking water treatment device.

Background

The water resources in China are short, the water treatment cost is high, and the secondary pollution caused by disinfection by adding the medicament is serious. Currently, urban water supply adopts chlorine dioxide, sodium hypochlorite, bleaching powder, ozone and other medicaments for sterilization, barreled purified water for resident drinking is mineral-free, and ozone and other sterilization are generally adopted, so that the chemical medicaments and harmful gases threaten the survival and health of human beings. After the organic matters such as bacteria and the like are killed by the medicament, the original matters (namely dead bacteria and organic matters) still remain in the water, and the water is drunk by human beings and is unhygienic. Secondly, the water treatment cost and the operation management are high, and according to measurement and calculation, the disinfection by adopting chlorine dioxide, sodium hypochlorite, bleaching powder, ozone and the like is required, and the water treatment cost is 0.07-0.15 yuan/m < 3 >. Thirdly, the sterilizing treatment is carried out by using the agents such as chlorine dioxide, sodium hypochlorite, bleaching powder, ozone and the like, so that the sterilizing agent is environment-friendly and ecological.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a community drinking water treatment device which can fully utilize rainwater resources, and is disinfection-free, bleaching-free and sterilization-free.

In order to achieve the above purpose, the utility model provides a community drinking water treatment device, comprising a rainwater collecting and storing pipe arranged on a community building, wherein a water inlet of the rainwater collecting and storing pipe is positioned on a roof of the community building, water outlets of a plurality of rainwater collecting and storing pipes are jointly collected to a water inlet of a water pipe, and the community drinking water treatment device is characterized in that: the district air space is equipped with biological water treatment pond, and the delivery port of raceway is located the top of biological water treatment pond, biological water treatment pond from top to bottom has filled fine material layer, middle-size and small stone layer and metalling in proper order, fine material layer, middle-size and small stone layer and metalling surface are according to being attached with green clothing fungus, flavobacterium or algae, the bottom lateral wall of biological water treatment pond is equipped with the tap with the interior intercommunication of biological water treatment pond.

As a preferable scheme of the utility model, the top of the biological water treatment tank is open.

Further, the fine material layer is filled with quartz sand or river sand with the diameter of 0.2-0.5 mm, and the thickness of the fine material layer is not less than 0.5m.

And further, small stones with the diameter of 0.5-20 mm, medium stones with the diameter of 20-40 mm or guami stones are filled in the medium-small stone layer, and the thickness of the medium-small stone layer is not less than 0.5m.

And further, crushed stone or cobble with the diameter of 40-80 mm is filled in the crushed stone layer, and the thickness of the crushed stone layer is not less than 1.0m.

Further, a water inlet pipe is transversely arranged above the fine material layer, the water inlet pipe is connected with a water outlet of the water delivery pipe, a valve is arranged at the water outlet of the water delivery pipe, and water outlet holes are formed in the side wall of the water inlet pipe at intervals.

Further, the water inlet pipe is transversely arranged at a position 10-20 cm above the fine material layer.

Further, a water outlet pipe is transversely arranged in the crushed stone layer and connected with the faucet, and the side wall of the water outlet pipe is provided with collecting holes at intervals.

Further, the water outlet pipe is transversely arranged at a position 10-30 cm above the bottom of the biological water treatment tank.

And in a further step, a rainwater coarse sand filter tank is arranged on the roof of the residential building, and the rainwater coarse sand filter tank is connected with a water inlet of the rainwater collecting and storing pipe.

The utility model adopts a biological water treatment tank filtering mode, and carries out biological decomposition, conversion and absorption on impurities through physical filtering of a fine material layer, a middle-sized and small-sized stone layer and a gravel layer and biological mucous membranes (such as trichlamydia, flavobacterium or algae) attached to the surfaces of the fine material layer, the middle-sized and small-sized stone layer and the gravel layer, thereby carrying out full-automatic natural ecological environment protection restoration and purification on water flowing through the biological water treatment tank and realizing the water quality reaching the standard. In addition, the rainwater resource collected by the residential building roof is fully utilized, and the running cost is further reduced. Through detection, the filtered water quality reaches the I-type water, direct drinking water can be realized, and meanwhile, the filling material is only required to be washed for one time a year to flush the surface layer, so that the operation and maintenance cost is low, and the operation cost is saved by more than 80% through calculation.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

FIG. 2 is a block diagram of a biological water treatment tank.

Fig. 3 is a structural view of the rainwater grit filter tank.

In the figure: the rainwater collecting and accumulating pipe 1, a water conveying pipe 2, a biological water treatment tank 3, a fine material layer 4, a middle-small stone layer 5, a gravel layer 6, a tap 7, a water inlet pipe 8, a valve 9, a water outlet pipe 10, a rainwater coarse sand filtering tank 11 and a rainwater collecting groove 12.

Detailed Description

The following describes the utility model in further detail, including preferred embodiments, by way of the accompanying drawings and by way of examples of some alternative embodiments of the utility model.

Examples: the community drinking water treatment device comprises a rainwater collecting and storing pipe 1 arranged on a community building, wherein a water inlet of the rainwater collecting and storing pipe 1 is positioned on a roof of the community building, a rainwater collecting groove 12 is formed in the edge of the roof of the community building, a rainwater coarse sand filtering tank 11 is arranged in the rainwater collecting groove 12, and the rainwater coarse sand filtering tank 11 is arranged in the rainwater collecting groove 12 and is close to the water inlet of the rainwater collecting and storing pipe 1. The water outlets of the rainwater collecting and accumulating pipes 1 are jointly converged to the water inlet of the water delivery pipe 2, the biological water treatment pool 3 is arranged on the district space, the top of the biological water treatment pool 3 is open and is constructed by adopting bricks (or concrete), the water outlet is cylindrical, the inner diameter of the biological water treatment pool 3 is 15-25 m, and the thickness of the pool wall is 30-50 cm. The water outlet of the water pipe 2 is positioned at the top of the biological water treatment tank 3.

The biological water treatment pool 3 is sequentially filled with a fine material layer 4, a middle and small stone layer 5 and a crushed stone layer 6 from top to bottom, a permeable geotextile is arranged between the fine material layer 4 and the middle and small stone layer 5, and a permeable geotextile is arranged between the middle and small stone layer 5 and the crushed stone layer 6. The surfaces of the fine material layer 4, the middle and small stone layers 5 and the crushed stone layer 6 are attached with green clothings, flavobacterium or algae, quartz sand or river sand with the diameter of 0.2-0.5 mm is filled in the fine material layer 4, and the thickness of the fine material layer 4 is not less than 0.5m. The middle and small stone layers 5 are filled with small stones with the diameter of 0.5-20 mm and medium stones or guami stones with the diameter of 20-40 mm, and the thickness of the middle and small stone layers 5 is not less than 0.5m. Broken stone or cobble with the diameter of 40-80 mm is filled in the crushed stone layer 6, and the thickness of the crushed stone layer 6 is not less than 1.0m.

A water inlet pipe 8 is transversely arranged above the fine material layer 4, the water inlet pipe 8 is connected with a water outlet of the water delivery pipe 2, a valve 9 is arranged at the water outlet of the water delivery pipe 2, and water outlet holes are arranged on the side wall of the water inlet pipe 8 at intervals. The water inlet pipe 8 is transversely arranged at a position 10-20 cm above the fine material layer 4. The bottom side wall of the biological water treatment tank 3 is provided with a tap 7 communicated with the biological water treatment tank 3.

A water outlet pipe 10 is transversely arranged in the gravel layer 6, the water outlet pipe 10 is connected with the faucet 7, the side wall of the water outlet pipe 10 is provided with collecting holes at intervals, and the interval between the adjacent collecting holes is 10cm. The water outlet pipe 10 is transversely arranged at a position 10cm to 30cm above the bottom of the biological water treatment tank 3.

In raining, rainwater falls into the rainwater coarse sand filtering tank 11 on the roof, is subjected to coarse filtration, sequentially passes through the rainwater collecting and accumulating pipe 1, the water conveying pipe 2 and the water inlet pipe 8, and finally drops into the biological water treatment tank 3 below from the water outlet.

The rainwater sequentially flows through the fine material layer 4, the medium-sized and small stone layer 5 and the gravel layer 6 from top to bottom in the biological water treatment tank 3, and in the process, the impurities are subjected to biological decomposition, conversion and absorption by physical filtration and biological mucous membranes (such as green clothes, flavobacterium or algae) attached to the surfaces of the fine material layer 4, the medium-sized and small stone layer 5 and the gravel layer 6. Finally flows into the collecting hole, enters the water outlet pipe 10 and flows out of the tap 7.

In the process, the inflow of rainwater is controlled through a valve 9 arranged at the water outlet of the water delivery pipe 2, so that the water level in the biological water treatment tank 3 is maintained at 20-30 cm above the fine material layer 4. As the top of the biological water treatment pool 3 is open, sufficient sunlight irradiates the fine material layer 4, a layer of biological mucous membrane layer formed by gathering a plurality of microorganisms such as green-coat bacteria, flavobacterium or algae with the thickness of 0.5-1.0 cm can be formed on the surface of the fine material layer 4, and gradually spread downwards, and finally the surfaces of the fine material layer 4, the medium-small stone layer 5 and the crushed stone layer 6 can be wrapped by the biological mucous membrane layer.

The fine material layer 4, the middle and small stone layers 5 and the crushed stone layers 6 have the functions of physical filtration and adsorption on magazines, and aquatic plants and microbiota which form the biological mucous layer swallow and capture, balance and control and metabolism carry out biological decomposition and conversion on impurities, so that the water body is comprehensively restored and purified in a natural ecological environment-friendly way, and the water quality reaches the standard. The water treatment process is ecological and environment-friendly, the water quality reaches direct drinking, and the I-type water can be obtained through detection, so that direct drinking water can be realized. Because the impurity content of the rainwater is less, the rainwater treatment mode is convenient to operate and manage, excessive personnel maintenance is not needed, the filling materials (the fine material layer 4, the middle and small stone layers 5 and the crushed stone layer 6) are only required to be washed once a year, the operation and maintenance cost is low, and the operation cost is saved by more than 80 percent through calculation.

The above description is only of the preferred embodiment of the present utility model, and is not intended to limit the structure of the present utility model in any way. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.

Claims

1. The utility model provides a district drinking water processing apparatus, is including locating rainwater collection holds pipe (1) on the district building, and the water inlet that rainwater collection holds pipe (1) is located the roof of district building, and the delivery port of a plurality of rainwater collection holds pipe (1) is assembled to the water inlet of raceway (2) jointly, its characterized in that: the district is equipped with biological water treatment pond (3) on the air, and the delivery port of raceway (2) is located the top of biological water treatment pond (3), biological water treatment pond (3) from last to having filled fine material layer (4), well-sized stone layer (5) and gravel layer (6) down in proper order, the surperficial green clothing fungus, flavobacterium or the alga of being attached to of fine material layer (4), well-sized stone layer (5) and gravel layer (6), the bottom lateral wall of biological water treatment pond (3) is equipped with tap (7) with the interior intercommunication of biological water treatment pond (3), the top of biological water treatment pond (3) is uncovered, fine material layer (4) intussuseption is filled with quartz sand or river sand that the diameter is 0.2 ~ 0.5mm, and the thickness of fine material layer (4) is not less than 0.5m.

2. The community potable water treatment apparatus of claim 1, wherein: the medium-small stone layer (5) is filled with small stones with the diameter of 0.5-20 mm, medium stones with the diameter of 20-40 mm or guami stones, and the thickness of the medium-small stone layer (5) is not less than 0.5m.

3. The community potable water treatment apparatus of claim 1, wherein: broken stone or cobble with the diameter of 40-80 mm is filled in the broken stone layer (6), and the thickness of the broken stone layer (6) is not less than 1.0m.

4. The community potable water treatment apparatus of claim 1, wherein: the water inlet pipe (8) is transversely arranged above the fine material layer (4), the water inlet pipe (8) is connected with a water outlet of the water conveying pipe (2), a valve (9) is arranged at the water outlet of the water conveying pipe (2), and water outlet holes are formed in the side wall of the water inlet pipe (8) at intervals.

5. The community potable water treatment apparatus of claim 4, wherein: the water inlet pipe (8) is transversely arranged at a position 10-20 cm above the fine material layer.

6. The community potable water treatment apparatus of claim 1, wherein: a water outlet pipe (10) is transversely arranged in the gravel layer (6), the water outlet pipe (10) is connected with a tap (7), and the side wall of the water outlet pipe (10) is provided with collecting holes at intervals.

7. The community potable water treatment apparatus of claim 6, wherein: the water outlet pipe (10) is transversely arranged at the position 10-30 cm above the bottom of the biological water treatment tank (3).

8. The community potable water treatment apparatus of claim 1, wherein: the roof of the residential building is provided with a rainwater coarse sand filtering tank (11), and the rainwater coarse sand filtering tank (11) is connected with a water inlet of the rainwater collecting and storing pipe (1).