CN216195095U

CN216195095U - Sponge city rainwater recycling device

Info

Publication number: CN216195095U
Application number: CN202122075052.3U
Authority: CN
Inventors: 宋俊叶
Original assignee: Jiangsu Lushun Municipal Engineering Co ltd
Current assignee: Jiangsu Lushun Municipal Engineering Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-04-05
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of sponge cities, in particular to a sponge city rainwater recycling device which comprises a tamping layer positioned at the bottom, wherein a water-retaining layer, a water-permeable layer, a gravel layer and water-permeable bricks are sequentially arranged on the upper part of the tamping layer, inclined plates are arranged between the tamping layer and the water-retaining layer, a water storage tank is arranged in the tamping layer, a filter plate covers the upper part of the water storage tank, an activated carbon plate is fixedly connected in the middle of the water storage tank, a reclaimed water outlet pipe is fixedly connected to the inner wall of an upper water tank, a purified water outlet pipe is fixedly connected to the inner part of a lower water tank, one end of the reclaimed water outlet pipe, far away from the upper water tank, is fixedly connected with a water inlet of a water suction pump, and one end of the purified water outlet pipe, far away from the lower water tank, is fixedly connected with a water inlet of another water suction pump. The utility model has the advantages that: the urban drainage problem is solved, the urban waterlogging pressure is relieved, the rainwater is secondarily utilized, and the waste of water resources can be reduced.

Description

Sponge city rainwater recycling device

Technical Field

The utility model relates to the technical field of sponge cities, in particular to a sponge city rainwater recycling device.

Background

The sponge city refers to that the city can have good "elasticity" like the sponge in the aspects of adaptation environmental change and coping with natural disasters, absorbs water, impounds water, seeps water, water purification when raining, releases the water of depositing and utilizes when needing, has solved the urban drainage problem, alleviates urban waterlogging's pressure, carries out the reutilization to the rainwater, can also reduce the waste that causes the water resource.

Traditional rainwater that is used for sponge city is collected, is regulated and is recycled the device in actual use, does not carry out accurate collection to the rainwater infiltration, still exists the rainwater that causes the extravagant phenomenon to the collection, greatly reduced the reutilization rate of rainwater, to this, need design a rainwater that is used for sponge city and collects, regulates and recycles the device. Rainwater is one of the most important material resources on which human beings live and develop, and is an indispensable part of the water circulation of the earth. The rainwater has the function of purifying the environment, can reduce dust in the air, and once rain, the rainwater can flush away garbage on the ground, take away unpleasant smell and dilute toxic gas. The rainwater is also beneficial to reservoir storage and can supplement underground water.

Due to the purification effect of rainwater, in areas with serious air and environmental pollution, rainwater falling to the ground is often poor in water quality, and acid rain is a typical example. In the early stage of rainfall, rainwater directly scours buildings, the ground and the like, and dust and oil dirt enter the rainwater from the rainwater, so that the rainwater is seriously polluted in the early stage of rainwater.

Rainwater without serious atmospheric pollution and ground secondary pollution can enter three types of water quality, and the physical and chemical indexes of the rainwater can meet the three types of water standards of the ground after the rainwater is naturally clarified. The purified rainwater can be used for irrigating crops, landscaping environment, urban greening and road flushing, and can also be used for cooling water supplement, toilet flushing and other non-domestic water uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a sponge urban rainwater recycling device.

The purpose of the utility model is realized by the following technical scheme: a sponge city rainwater recycling device comprises a tamping layer positioned at the bottom, wherein a water-retaining layer, a water-permeable layer, a gravel layer and a water-permeable brick are sequentially arranged at the upper part of the tamping layer, a ceramic membrane is paved between the water-permeable brick and the gravel layer, a second geotextile is paved between the gravel layer and the water-permeable layer, a third geotextile is paved between the water-permeable layer and the water-retaining layer, an inclined plate is arranged between the tamping layer and the water-retaining layer, a water storage tank is arranged in the tamping layer, a filter plate is covered at the upper part of the water storage tank, a fourth geotextile is paved between the filter plate and the water-retaining layer, an activated carbon plate is fixedly connected in the middle of the water storage tank, the activated carbon plate is vertically arranged, the water storage tank is divided into an upper water tank and a lower water tank by the activated carbon plate, the outer wall of the activated carbon plate is in close contact with the inner wall of the water storage tank, and a reclaimed water outlet pipe is fixedly connected with the inner wall of the upper water tank, the inside fixedly connected with water purification outlet pipe of lower water tank, the one end that the upper water tank was kept away from to the well water outlet pipe is connected with the water inlet fixed connection of suction pump, the one end that the water tank was kept away from down to the water purification outlet pipe is connected with the water inlet fixed connection of another suction pump.

Optionally, the brick that permeates water includes the square brick that permeates water and connects the brick that permeates water, four circular recesses have been seted up to square brick upper edge that permeates water, the chamfer has been openly seted up to square brick that permeates water, the design of square brick back that permeates water has the antiskid groove, the brick surface that permeates water is the dull polish material, connect the size and the square brick looks adaptation that permeates water of the brick that permeates water, set up the recess in the middle of connecting the brick that permeates water, connect the brick that permeates water and openly set up the chamfer.

Optionally, the swash plate is located the filter both sides, and with the filter is connected, the swash plate is for prefabricating and forming.

Optionally, the equal fixedly connected with overflow plate of upper water tank inner wall upside, a plurality of water leakage groove has been seted up on the overflow plate, overflow plate and box inner wall looks gomphosis.

Optionally, the equal fixedly connected with overflow plate of lower water tank inner wall upside, a plurality of water leakage groove has been seted up on the overflow plate.

Optionally, the water storage tank is cast in situ.

Optionally, the rubble layer comprises regeneration aggregate, the thickness of infiltration layer is thirty centimetres, comprises the ceramsite stone, the layer of protecting water comprises the rubble.

The utility model has the following advantages:

1. in the early stage of rainfall, rainwater directly scours buildings, the ground and the like, and dust and oil dirt enter rainwater from the rainwater, so that the rainwater is seriously polluted in the early stage of rainwater, a ceramic membrane is laid between the water permeable bricks and the gravel layer, the oil content in the rainwater can be removed by the ceramic membrane, and the utilization rate of the rainwater is increased.

2. When collecting the rainwater, adopt categorised collection, collect the water at the last box through filtering, the rainwater that the cleanliness factor is low is as the watering lorry water, fire hydrant water and lavatory water, the rainwater that the cleanliness factor is high is used for domestic water, collect the water in the lower box through the active carbon, and incorporate it into the water works, can be used for city domestic water after the disinfection treatment, the rational utilization resource, effective and accurate rainwater that utilizes, the reutilization rate of urban rainwater has been improved greatly, avoid mixing the impurity of adulteration in the rainwater of collecting many, need take it out ground after, need not to carry out filtration again, the step of handling the rainwater has been reduced, greatly reduced its complexity of collecting the utilization.

3. The sloping plate arranged between the tamping layer and the water retaining layer can enable filtered rainwater to flow into the box body along the sloping plate direction.

4. Because the hardened area of urban ground increases, waterlogging appears in many cities in rainy season, and the brick that permeates water can permeate the rainwater underground, has solved the urban drainage problem, alleviates urban waterlogging's pressure, carries out the reutilization to the rainwater, can also reduce the waste that causes the water resource.

5. The brick that permeates water is divided into two parts, has solved the problem that accounts for the space in the transportation, connects the brick that permeates water and square brick shape and the big or small looks adaptation that permeates water, has solved simultaneously, and the pedestrian walks the brick perk and spatters the problem of water of one's body on rainy day, and the brick surface of permeating water is the dull polish material, has increased the friction, has skid-proof effect, and the brick back design that permeates water has anti-skidding groove, increases the friction, fixes the brick body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the water permeable brick of the present invention;

FIG. 3 is a schematic diagram of a weir plate structure according to the present invention;

fig. 4 is a schematic diagram of the structure of the filter plate of the present invention.

In the figure: 1-water permeable brick, 2-rubble layer, 3-water permeable layer, 4-water retaining layer, 6-tamping layer, 7-water storage tank, 8-filter plate, 9-activated carbon plate, 11-reclaimed water outlet pipe, 12-purified water outlet pipe, 601-inclined plate, 701-lower water tank, 702-lower water tank, 703-overflow plate, 101-square water permeable brick and 101-connection water permeable brick.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1 to 4, a sponge city rainwater recycling device comprises a tamping layer 6 positioned at the bottom, a water retention layer 4, a water seepage layer 3, a gravel layer 2 and a water permeable brick 1 are sequentially arranged on the upper part of the tamping layer 6, a ceramic membrane is laid between the water permeable brick 1 and the gravel layer 2, the ceramic membrane can remove oil in rainwater, the utilization rate of rainwater is increased, a second geotextile is laid between the gravel layer 2 and the water seepage layer 3, a third geotextile is laid between the water seepage layer 3 and the water retention layer 4, an inclined plate 601 is arranged between the tamping layer 6 and the water retention layer 4, a water storage tank 7 is arranged in the tamping layer 6, a filter plate 8 covers the upper part of the water storage tank 7, a fourth geotextile is laid between the filter plate 8 and the water retention layer 4, an activated carbon plate 9 is fixedly connected in the middle of the water storage tank 7, the activated carbon plate 9 is vertically arranged, the water storage tank 7 is divided into an upper water tank 701 and a lower water tank 702 by the activated carbon plate 9, the outer wall of the activated carbon plate 9 is in close contact with the inner wall of the water tank 7, the inner wall of the upper water tank 701 is fixedly connected with a reclaimed water outlet pipe 11, the inner part of the lower water tank 701 is fixedly connected with a purified water outlet pipe 12, one end, far away from the upper water tank 701, of the reclaimed water outlet pipe 11 is fixedly connected with a water inlet of a water suction pump, and one end, far away from the lower water tank 702, of the purified water outlet pipe 12 is fixedly connected with a water inlet of another water suction pump.

As a preferred technical scheme of the utility model: brick 1 that permeates water includes square brick 101 and connects brick 102 that permeates water, do not account for the space in the transportation, four circular recesses have been seted up to square brick 101 that permeates water top edge, square brick 101 that permeates water openly has seted up the chamfer, conveniently put into and connect brick 102 that permeates water, square brick 101 back design that permeates water has antiskid groove 103, increase friction, the fixed brick body, brick 1 surface that permeates water is the dull polish material, the friction has been increased, anti-skidding effect has, connect the size and the square brick 101 looks adaptation that permeates water of brick 102, simultaneously, the problem of the pedestrian walking brick perk that splashes a body of water of rainy day, set up the recess in the middle of connecting brick 102 that permeates water, conveniently use in the corner disconnection, connect brick 102 that permeates water and openly set up the chamfer, the chamfer more does benefit to the rainwater seepage, laying of brick simultaneously.

As a preferred technical scheme of the utility model: the swash plate 601 is located filter 8 both sides, and is connected with filter 8, can make the rainwater that filters flow into box 7 along this swash plate 601 direction, and swash plate 601 is for prefabricating and form.

As a preferred technical scheme of the utility model: the equal fixedly connected with overflow plate 703 of upper water tank 701 inner wall upside, seted up a plurality of water leakage groove on the overflow plate 703, overflow plate 703 and box inner wall looks gomphosis.

As a preferred technical scheme of the utility model: the overflow plate 703 is fixedly connected to the upper side of the inner wall of the lower water tank 702, a plurality of water leakage grooves are formed in the overflow plate 703, and rainwater in the water tank 1 is discharged from the overflow plate 703 to enter the tamping layer 6 after being fully accumulated.

As a preferred technical scheme of the utility model: the water tank 7 is formed by casting in situ, and the proper size can be made according to the field condition.

As a preferred technical scheme of the utility model: the gravel layer 2 is composed of recycled aggregate, the water seepage layer 3 is thirty centimeters in thickness and is composed of ceramsite, and the water retention layer 4 is composed of gravel.

In summary, the following steps: at the initial stage of rainfall, rainwater directly scours buildings, the ground and the like, and dust and oil dirt enter rainwater from the rainwater, so that the rainwater at the initial stage of rainwater is seriously polluted, a ceramic membrane is laid between the water permeable bricks 1 and the gravel layer 2, the oil content in the rainwater can be removed by the ceramic membrane, and the utilization rate of the rainwater is increased. When collecting the rainwater, adopt categorised collection, collect the water at last box 701 through filtering, the rainwater that the cleanliness factor is low is as the watering lorry water, fire hydrant water and lavatory water, the rainwater that the cleanliness factor is high is used for domestic water, collect the water in lower water tank 702 through the active carbon, and incorporate it into the waterworks, can be used for city domestic water after the disinfection treatment, the rational utilization resource, effective and accurate utilization rainwater, the reutilization rate of urban rainwater has been improved greatly, avoid mixing the impurity of adulteration in the rainwater of collecting many, need take it out ground after, need not to carry out filtration again, the step to rainwater processing has been reduced, greatly reduced its complexity of collecting the utilization. The inclined plate 601 arranged between the tamping layer 6 and the water-retaining layer 4 can make the filtered rainwater flow into the water storage tank 7 along the inclined plate direction. Because the hardened area of city ground increases, waterlogging appears in many cities in rainy season, and the brick 1 that permeates water can permeate the rainwater underground, has solved the urban drainage problem, alleviates urban waterlogging's pressure, carries out reutilization to the rainwater, can also reduce the waste that causes the water resource. Brick 1 that permeates water is divided into two parts, has solved the problem that accounts for the space in the transportation, connects brick 102 and the square brick 101 shape and the size looks adaptation that permeates water, has solved simultaneously, and the pedestrian walks the brick perk and spatters the problem of water of the whole body on rainy day, and brick 1 surface of permeating water is the dull polish material, has increased the friction, has skid-proof effect, and 1 back design of brick that permeates water has antiskid groove 103, increases the friction, the fixed brick body.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sponge city rainwater reuse device which characterized in that: comprises a tamping layer (6) positioned at the bottom, wherein a water retaining layer (4), a water seepage layer (3), a gravel layer (2) and a water permeable brick (1) are sequentially arranged on the upper part of the tamping layer (6), a ceramic membrane is paved between the water permeable brick (1) and the gravel layer (2), a second geotextile is paved between the gravel layer (2) and the water seepage layer (3), a third geotextile is paved between the water seepage layer (3) and the water retaining layer (4), an inclined plate (601) is arranged between the tamping layer (6) and the water retaining layer (4), a water storage tank (7) is arranged in the tamping layer (6), a filter plate (8) is covered on the upper part of the water storage tank (7), a fourth geotextile is paved between the filter plate (8) and the water retaining layer (4), an activated carbon plate (9) is fixedly connected with the middle of the water storage tank (7), and the activated carbon plate (9) is vertically arranged, storage water tank (7) divide into upper water tank (701) and lower water tank (702) by activated carbon plate (9), just the outer wall of activated carbon plate (9) all with the inner wall in close contact with of storage water tank (7), upper water tank (701) inner wall fixedly connected with normal water outlet pipe (11), lower water tank (702) inside fixedly connected with water purification outlet pipe (12), the one end of upper water tank (701) and the water inlet fixed connection of suction pump are kept away from to normal water outlet pipe (11), the one end of lower water tank (702) and the water inlet fixed connection of another suction pump are kept away from to water purification outlet pipe (12).

2. The sponge city rainwater reuse device according to claim 1, characterized in that: the brick (1) of permeating water includes square brick (101) of permeating water and connects brick (102) of permeating water, four circular recesses have been seted up to square brick (101) of permeating water top edge, the chamfer has been openly seted up to square brick (101) of permeating water, square brick (101) back design of permeating water has antiskid groove (103), it is the dull polish material to permeate water brick (1) surface, connect the size and the square brick (101) looks adaptation of permeating water of brick (102) of permeating water, set up the recess in the middle of connecting brick (102) of permeating water, connect brick (102) of permeating water and openly seted up the chamfer.

3. The sponge city rainwater reuse device according to claim 1, characterized in that: the inclined plate (601) is located on two sides of the filter plate (8) and connected with the filter plate (8), and the inclined plate (601) is formed by prefabrication.

4. The sponge city rainwater reuse device according to claim 1, characterized in that: the overflow plate (703) is fixedly connected to the upper side of the inner wall of the upper water tank (701), a plurality of water leakage grooves are formed in the overflow plate (703), and the overflow plate (703) is embedded with the inner wall of the tank body.

5. The sponge city rainwater reuse device according to claim 1, characterized in that: the upper side of the inner wall of the lower water tank (702) is fixedly connected with an overflow plate (703), and a plurality of water leakage grooves are formed in the overflow plate (703).

6. The sponge city rainwater reuse device according to claim 1, characterized in that: the water storage tank (7) is formed by casting in situ.

7. The sponge city rainwater reuse device according to claim 1, characterized in that: the gravel layer (2) comprises the recycled aggregate, the thickness of the water seepage layer (3) is thirty centimeters, and the water seepage layer consists of ceramsite, and the water retention layer (4) consists of gravel.