CN205189099U - Water storage device of collection, storage and cyclic utilization rainwater - Google Patents

Abstract

The utility model relates to a water storage device for collecting, storing and recycling rainwater, which comprises a filter well and a storage tank. Multiple permeable pipes, the storage tank is buried under the ground with greenery, the top of the storage tank is lower than the perennial groundwater level, and the storage tank is connected with the ground greening sprinkler irrigation device through a lift pump. The rainwater collected by the rainwater collection pipe is collected into the filter well, filtered by the filter well and then collected into the water storage tank. When needed, the lift pump is started to extract the water from the storage tank and spray irrigation on the ground greening. After spraying, part of the water seeps back into the soil, and then collects into the storage tank through the permeation pipe to realize water recycling. The utility model has a variety of water collection methods, can collect rainwater and groundwater, make full use of rainwater resources, reduce rainwater discharge, and relieve the pressure of municipal pipe networks.

Description

A water storage device for collecting, storing and recycling rainwater

technical field

The utility model relates to a water storage device for residential quarters and buildings, in particular to a water storage device for collecting, storing and recycling rainwater that effectively utilizes rainwater resources and is beneficial to environmental protection.

Background technique

Today, with the increasing development of the environmental protection industry, how to improve and upgrade the traditional rainwater collection tanks according to different geographical and geological conditions and make full use of rainwater resources has reached an imperative stage. Most of the traditional rainwater reuse systems rely on the roof to collect rainwater and collect it. There are often situations where heavy rainfall cannot be completely collected and small rainfall is not enough. Rainwater resources are not fully utilized. At the same time, the rainwater collected by the roof is relatively dirty. The collection pipeline The laying is complicated, which increases the workload of the later water treatment, and the actual utilization rate of rainwater is not high.

Contents of the invention

The utility model mainly solves the technical problems that the original rainwater reuse system does not collect enough rainwater, and the rainwater collected from the roof is relatively dirty, and the collection pipeline is complicated to lay, which causes troublesome water treatment in the later stage, and the actual utilization rate of rainwater is not high; it provides A water storage device for collecting, storing and recycling rainwater, which can fully collect rainwater resources, has simple pipeline laying, collects while filtering, simplifies later water treatment, and improves the utilization rate of rainwater.

The utility model simultaneously solves the technical problem that the original rainwater reuse system often has the situation that the large rainfall cannot be completely collected, and the small rainfall water is not enough; it provides a water storage device for collecting, storing and recycling rainwater, which can It can fully collect rainwater from time to time, and collect groundwater through infiltration at ordinary times, and can also collect part of the water that seeps back into the ground after sprinkler irrigation and greening, so as to realize water recycling.

The above-mentioned technical problems of the utility model are mainly solved by the following technical solutions: the utility model comprises a filter well and a water storage tank, the rainwater collection pipe of the building is connected with the filter well, and the filter well passes through the pipeline and the described filter well The water storage tanks are connected with a plurality of permeation pipes connected to the water storage tanks, and the water storage tanks are connected with the lifting pumps. The water storage tanks are buried underground, and the top of the water storage tanks is lower than the perennial groundwater level. Normally, groundwater is collected through permeation pipes and flows into the storage tank for storage; on rainy days, the rainwater collected by the rainwater collection pipe flows into the filter well, filtered into clean water and then flows into the storage tank for storage. . When necessary, start the lifting pump to extract the water stored in the storage tank, which can be used for greening sprinkler irrigation, ground cleaning, car cleaning, etc., and water is also available in emergency situations such as fire. The water storage tank can be embedded alone next to the house, or it can be used in combination with the basement of the building. The technical solution has a simple structure, simplifies pipeline laying, collects while filtering, and does not need energy-consuming equipment, such as water pumps, motors, etc., which is convenient for later water treatment. This technical solution can fully collect rainwater resources and groundwater resources, avoiding the problem of large rainwater loss caused by the small capacity of the storage tank in the rainy season, and the water in the storage tank in the dry season is not enough, effectively improving the utilization rate of rainwater, reducing the use of tap water, and saving energy. water resources.

Preferably, the end of the permeation pipe away from the water storage tank is provided with a plug, the wall of the permeation pipe is covered with permeation holes, and the permeation pipe is wrapped with a filter layer. Seal one end of the permeation tube with a plug. The groundwater infiltrates into the permeation pipe through the permeation hole, and then flows into the storage tank through the permeation pipe. The filter layer acts as a filter to keep mud, sand and other sundries out of the permeation tube, ensuring that the water entering the permeation tube does not contain impurities.

As a preference, a mixture of sand and gravel is buried around the permeation pipe, and the filter layer is non-woven fabric. Ensure that groundwater can seep more into the permeation pipe.

Preferably, the filter well is located on one side of the water storage tank, the permeation pipe is connected to the other three sides of the water storage tank, and the three sides are respectively connected with a plurality of permeation pipes, and the permeation pipes are arranged obliquely. The end of the permeation pipe away from the water storage tank is higher than the connection between the permeation pipe and the water storage tank, and the connection between the permeation pipe and the water storage tank is close to the top of the water storage tank. The technical scheme ensures that the installation positions of the filter well and the water storage tank are firmer. The inclined permeation pipe ensures that the water collected in the permeation pipe can flow into the storage tank more smoothly.

Preferably, the water storage tank is buried under the ground planted with greenery, and the lift pump is connected with the ground greenery sprinkler irrigation device. On sunny days, start the lift pump to extract the water from the storage tank, and spray the ground greening through the green sprinkler irrigation device; after the sprinkler irrigation, part of the water permeates back into the soil, and then collects into the storage tank through the permeation pipe to realize water recycling. The technical scheme effectively collects a part of water that infiltrates back into the ground during greening sprinkler irrigation, and further improves the utilization rate of water.

As a preference, an enclosure is provided on the bottom side of the filter well, and an inclined filter screen is provided on the top of the enclosure, and the end of the rainwater collection pipe extending into the filter well is located above the filter screen , the pipeline connecting the filter well and the water storage tank is connected to the enclosure and communicates with the enclosure. The inclined screen is more conducive to the collection of rainwater. The water flowing into the filter well from the rainwater collection pipe directly flows to the filter screen, filters impurities through the filter screen, flows into the enclosure, and flows from the enclosure to the storage tank, ensuring that the collected rainwater will not be lost in the filter well and can be fully collected into the storage tank.

Preferably, the filter screen includes a laminated galvanized steel wire mesh and a non-woven fabric layer. The filter screen is made of galvanized steel wire mesh and non-woven fabric, which not only increases the fastness but also increases the filtering effect.

As preferably, the filter well is connected to the municipal rainwater discharge pipe, the connection between the municipal rainwater discharge pipe and the filter well is close to the bottom of the filter well, and the connection of the pipeline connecting the filter well and the storage tank is located in the storage tank the top of. When the storage tank is full, the water in the storage tank overflows into the filter well and drains away from the municipal storm drain. Make sure that excess water does not collect here, avoiding excessive water accumulation and affecting the foundation here.

The beneficial effects of the utility model are: 1. There are various ways of collecting water, which can not only collect and filter rainwater, but also collect and infiltrate groundwater, make full use of rainwater resources, and achieve the purpose of environmental protection through the reuse of rainwater, and realize energy saving, emission reduction, and environmental protection. The purpose is to reduce the discharge of rainwater and relieve the pressure on the municipal pipe network. 2. Taking advantage of the geographical advantage, after the collected water is sprayed for greening, part of the water seeps through the soil and returns to the storage tank, realizing the recycling of water. 3. There is no energy-consuming equipment, basically no maintenance is required, just clean the filter well regularly and replace the filter screen. 4. The facility is easy to manufacture, the pipeline laying is simplified, the material is easy to purchase, the investment is small, and the profit is high.

Description of drawings

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

Fig. 2 is a schematic cross-sectional structural diagram taken along the line A of Fig. 1 .

Fig. 3 is a schematic diagram of the front view of the permeation tube in the utility model.

Fig. 4 is a schematic diagram of the structure of the permeation tube and surrounding fillers in the utility model.

Fig. 5 is a schematic cross-sectional structure diagram of the filter well in the present invention.

In the figure 1. Filtration well, 2. Storage tank, 3. Rainwater collection pipe, 4. Permeation pipe, 5. Lift pump, 6. Permeation hole, 7. Mixture of sand and gravel, 8. Enclosure, 9. Filtration Net, 10. municipal rainwater discharge pipe, 11. plug.

detailed description

The technical solutions of the present utility model will be further specifically described below through the embodiments and in conjunction with the accompanying drawings.

Embodiment: A water storage device for collecting, storing and recycling rainwater in this embodiment, as shown in Figure 1 and Figure 2, includes a filter well 1 and a water storage tank 2, the filter well and the water storage tank are arranged at intervals, and the water storage tank 2 Buried under the ground with greenery planted around the building, the top of the storage tank 2 is lower than the perennial groundwater level, and the filter well is located on the left side of the storage tank. The length × width × height of the filter well is 740×740×950mm, and it is made of cement bricks, and the wall thickness of the well is 120mm. The storage tank is a reinforced concrete prefabricated product. The length × width × height of the storage tank is 3300×3300×2150mm, the capacity is about 14 tons, the wall thickness is 150mm, and the concrete strength grade is C25. As shown in Figure 5, there is an enclosure 8 on one side of the bottom of the filter well 2, and the upward opening cover of the enclosure 8 has an inclined filter screen 9, and the filter screen 9 is composed of galvanized steel wire mesh and non-woven fabric. The four sides of the filter screen are fixed on the cement bricks with cement nails, the rainwater collection pipe 3 of the building is connected with the filter well 1, and the end of the rainwater collection pipe 3 extending into the filter well 1 is located above the filter screen 9, and the enclosure 8 passes through The HDPE high-density polyethylene pipeline is connected to the water storage tank 2, and the connection of the pipeline on the water storage tank is close to the top of the water storage tank. The filter well 1 is also connected to the municipal rainwater discharge pipe 10 , and the connection between the municipal rainwater discharge pipe 10 and the filter well 1 is close to the bottom of the filter well 1 . As shown in Figure 1 and Figure 2, the front, rear and right sides of the water storage tank 2 are connected with a plurality of permeation pipes 4 respectively. The permeation pipes are HDPE pipes with an outer diameter of 100 mm and a length of 5 to 15 meters. The permeation tubes connected on the same side are arranged at intervals with a distance of 50 cm. The end of the permeation tube 4 away from the reservoir 2 is higher than the junction of the permeation tube 4 and the reservoir 2, that is, the permeation tube 4 is inclined at a slope of 2%, and the permeation tube 4 The connection with the storage tank 2 is close to the top of the storage tank 2. As shown in Figure 3, the end of the permeation tube 4 away from the water storage tank 2 is blocked with a plug 11 to form a closed end. There is a row of permeation holes 6 on the bottom side and the top side of the permeation tube 4 respectively, and the left and right sides of the permeation tube 4 are Each side also has a row of permeation holes 6, the diameter of the permeation holes is 2cm, the permeation holes 6 in the horizontal direction and the permeation holes 6 in the vertical direction are alternately arranged at intervals, the spacing is 10cm, and the permeation tube 4 is wrapped with non-woven fabric. As shown in Fig. 4, a mixture 7 of sand and gravel is buried around the permeation pipe 4. The water storage tank 2 is connected to the lifting pump 5, and the lifting pump is connected to the ground greening sprinkler irrigation device.

On rainy days, on the one hand, the rainwater collected by the rainwater collection pipe of the building is collected into the filter well, and the filtered clean water is collected into the storage tank through the pipeline through the filter well; into the reservoir;

On sunny days, groundwater infiltrates into the permeation pipe, and is collected into the storage tank by the permeation pipe;

When needed, start the lift pump to extract the water from the storage tank and send it to the ground greening sprinkler irrigation device to spray and irrigate the ground greening; after the sprinkler irrigation, part of the water permeates back into the soil, and then collects into the storage tank through the permeation pipe to realize water circulation use;

When the storage tank is full, the water in the storage tank overflows into the filter well and drains away from the municipal storm drain.

The water storage tank can be buried in the ground next to the house alone, or it can be used in combination with the basement of the building. The size and volume of the water storage tank can be adjusted according to the calculation of water consumption, and the number of pools can be adjusted according to the site. Generally, a storage tank of 10 cubic meters can meet the needs of spraying and irrigating 2,000 square meters of greening for one week.

Claims (8)

1. A water storage device for collecting, storing and recycling rainwater, characterized in that it comprises a filter well (1) and a storage tank (2), and the rainwater collection pipe (3) of the building is connected to the filter well (1) , the filter well (1) is connected to the water storage tank (2) through pipelines, the water storage tank (2) is connected with a plurality of permeation pipes (4), and the water storage tank (2) is connected to the lifting pump (5). The water storage tank (2) described above is buried underground, and the top of the water storage tank (2) is lower than the perennial groundwater level. 2. A water storage device for collecting, storing and recycling rainwater according to claim 1, characterized in that the end of the permeation pipe (4) away from the water storage tank (2) is provided with a plug (11), The wall of the permeation pipe (4) is covered with permeation holes (6), and the permeation pipe (4) is wrapped with a filter layer. 3. A water storage device for collecting, storing and recycling rainwater according to claim 2, characterized in that the mixture (7) of sand and gravel is buried around the permeable pipe (4), and the The filter layer is non-woven fabric. 4. A water storage device for collecting, storing and recycling rainwater according to claim 1, 2 or 3, characterized in that the filter well (1) is located on one side of the water storage tank (2) , the permeation pipe (4) is connected to the other three sides of the water storage tank (2), and the three sides are respectively connected with a plurality of permeation pipes (4), the permeation pipe (4) is arranged obliquely, and the permeation pipe (4) The end far away from the water storage tank (2) is higher than the connection between the permeation pipe (4) and the water storage tank (2), and the connection between the permeation pipe (4) and the water storage tank (2) is close to the top of the water storage tank (2) . 5. A water storage device for collecting, storing and recycling rainwater according to claim 1, 2 or 3, characterized in that said water storage pool (2) is buried under the ground planted with greenery, so The lifting pump (5) described above is connected with the ground greening sprinkler irrigation device. 6. A water storage device for collecting, storing and recycling rainwater according to claim 1, characterized in that a surrounding cavity (8) is provided on the bottom side of the filter well (2), and the surrounding cavity ( 8) The top is provided with an inclined filter screen (9), and the end of the rainwater collection pipe (3) extending into the filter well (1) is located above the filter screen (9), connecting the filter well ( 1) The pipelines of the water storage tank (2) are connected at the enclosure (8) and communicate with the enclosure (8). 7. A water storage device for collecting, storing and recycling rainwater according to claim 6, characterized in that the filter screen (9) comprises a laminated galvanized steel wire mesh and a non-woven fabric layer. 8. A water storage device for collecting, storing and recycling rainwater according to claim 1, 6 or 7, characterized in that the filter well (1) is connected to the municipal rainwater discharge pipe (10), and the municipal rainwater The junction of the discharge pipe (10) and the filter well (1) is close to the bottom of the filter well (1), and the connection of the pipeline connecting the filter well (1) and the water storage tank (2) is located at the junction of the water storage tank (2). The top of the pool (2).