CN205636879U - System's device is collected, is purified and utilize to overpass rainwater - Google Patents

Abstract

The utility model discloses a viaduct rainwater collection, purification and utilization system device, comprising an ecological waste flow pool, a filter pool, a water storage tank, a rainwater confluence pipe, a water storage tank overflow pipe and a water storage tank drainage pipe. The top of the flow pond, the water inlet of the ecological waste flow pond is set on the top of the waste flow pond, the ecological waste flow pond is provided with a float valve, and the float of the float valve can be moved along with the ecological waste flow. The liquid level in the flow pool rises and moves towards the water inlet of the ecological waste flow pool, the side wall and the bottom wall of the ecological waste flow pool are provided with replaceable filter screens, and the lower part of the side wall of the ecological waste flow pool Equipped with drain tank drain pipe or drain valve. The utility model can collect the rainwater on the bridge deck of the viaduct, filter and purify the initial rainwater, and use the purified rainwater to irrigate the green belt plants under the viaduct, and at the same time realize the ecological filtration of the rainwater on the bridge deck through plant adsorption and soil adsorption, and then discharge it into the municipal rainwater system. Reduce road rainwater pollution.

Description

Viaduct Rainwater Collection, Purification and Utilization System Device

technical field

The utility model relates to the fields of municipal drainage engineering technology, environmental engineering and ecological engineering. More specifically, it relates to a viaduct rainwater collection, purification and utilization system device.

Background technique

Rainwater filtration, purification, collection and utilization of viaducts are often neglected by people. In terms of rainwater filtration and purification, part of the rainwater on the bridge deck flows directly down the bridge along the slope of the bridge deck, and part of it is drained through the pipes on both sides of the bridge deck, and is directly discharged to the pier through the rainwater pipes. Such rainwater is not purified, and carries pollutants from the bridge deck directly into the municipal water outlet, aggravating water pollution. In terms of rainwater collection and utilization, there are few municipal-related rainwater treatment facilities, and the rainwater from viaducts is not purified. It is a huge waste of water resources for the greenery under the bridge that needs to be watered.

Utility model content

One purpose of this utility model is to provide a viaduct rainwater collection, purification and utilization system device, which can collect viaduct bridge deck rainwater, filter and purify the initial rainwater, and use the purified rainwater to irrigate the green belt plants under the viaduct, and at the same time pass the plant Realize ecological filtration and discharge into the municipal rainwater system to reduce the initial rainwater pollution.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: viaduct rainwater collection, purification and utilization system device, including ecological waste flow pool, filter pool, storage tank, rainwater confluence pipe, storage tank overflow pipe and storage tank drainage pipe , the ecological waste flow pond is provided with a waste flow pond box top, the water inlet of the ecological waste flow pond is arranged on the top of the waste flow pond box, a float valve is provided in the ecological waste flow pond, and the float valve The floating ball can move to the water inlet of the ecological waste flow pool as the liquid level in the ecological waste flow pool rises, and the side wall and the bottom wall of the ecological waste flow pool are provided with replaceable filter screens, The bottom of the side wall of the ecological waste flow pond is provided with a waste flow pond drainage pipe or a drain valve; The water outlet of the water filter tank is fluidly connected with the water inlet of the water storage tank; the overflow pipe of the water storage tank is arranged on the upper part of the side wall of the water storage tank, and the drain pipe of the water storage tank is arranged at the upper part of the water storage tank The lower part of the side wall of the water storage tank; the water outlet end of the water storage tank drainage pipe is provided with a shut-off valve.

In the viaduct rainwater collection, purification and utilization system device, an ecological filter basket is provided between the outlet of the rainwater confluence pipe and the water inlet of the ecological waste flow pool, and the ecological filter basket is located at the bottom of the ecological waste flow pool directly above the water inlet.

In the above viaduct rainwater collection, purification and utilization system device, the ecological waste flow pond and the filter pond are arranged side by side above the water storage pond.

In the viaduct rainwater collection, purification and utilization system device, the ecological waste flow pool and the filter pool are provided with a shared side wall, and the waste flow pool overflow is provided above the shared side wall and the top of the waste flow pool. flow channel; when the floating ball rises to the top of the abandoned flow tank and is plugged into the water inlet of the ecological waste flow tank, the water inlet of the filter tank and the outlet of the rainwater confluence pipe pass through the The overflow channel of the discarded flow tank is fluidly connected; the upper end of any side wall of the remaining side walls of the filter tank is provided with a water storage tank water inlet channel, and the water outlet of the water filter tank and the water inlet of the water storage tank pass through the The water inlet channel of the water storage tank is connected and conducted.

In the above viaduct rainwater collection, purification and utilization system device, the side wall and the bottom wall of the filter pool are provided with replaceable filter screens.

In the viaduct rainwater collection, purification and utilization system device, the lower part of the side wall of the filter pool is provided with a water outlet pipe, and a drain valve is installed on the water outlet pipe.

The above-mentioned viaduct rainwater collection, purification and utilization system device, the water outlet of the overflow pipe of the water storage tank, the water outlet of the drain pipe of the water storage tank and the water outlet of the branch water pipe are respectively connected with the water inlet of the main water outlet pipe. connect.

In the rainwater collection, purification and utilization system device of the viaduct, the water outlet of the main water outlet pipe is in fluid communication with the drainage ditch of the green belt under the bridge.

In the rainwater collection, purification and utilization system device of the viaduct, the side wall of the water storage tank is provided with a water volume display port and a handle for lifting the cover.

In the system device for collecting, purifying and utilizing rainwater of the viaduct, the rainwater confluence pipe is the downpipe of the bridge pier of the viaduct.

The beneficial effects of the utility model are as follows:

1. There are valves on the drainage pipe of the waste flow pond and the outlet pipe of the filter pond, which are regularly controlled and managed by the green space maintenance personnel. The water pollution is relatively large, and it enters the exclusive biological retention facility next to it for purification Low carbon and pollution reduction. The upper part of the side wall of the storage tank is equipped with an overflow pipe of the storage tank. When the water is full, the excess rainwater is discharged from the overflow pipe of the storage tank to complete the irrigation of the green space under the bridge and the safe discharge through the municipal rainwater pipe network; the drainage pipe of the storage tank is located at the lower part of the side wall of the storage tank , controlled by the cut-off valve, the collected and stored rainwater is used for watering and replenishing water for greening when there is little rain.

2. The rainwater discharge on the bridge deck is effectively filtered and purified, and is used to irrigate the green belt to improve the utilization rate of water resources, realize a new rainwater treatment mode, and complete the discharge process of ecological rainwater.

3. Modularized filter box, suitable filter material is selected according to local conditions, which is convenient for industrial production, easy to replace, and low-carbon maintenance.

4. The rainwater purified by the system has less pollution and can be used for green irrigation under the bridge, which is an ecological rainwater treatment process.

5. With the characteristics of low energy consumption, simple structure and convenient maintenance and repair, it can effectively collect, purify and utilize the initial rainwater on the high bridge deck, effectively saving water resources and human resources.

6. The treated rainwater on the bridge deck is further filtered and purified by the plant root system during the irrigation process. The water quality is improved while the irrigation is carried out. The excess rainwater from the system is discharged into the municipal rainwater pipe network system to reduce the pollution of natural water bodies.

7. The replaceable filter screen and ecological filter basket can be replaced regularly, and the garbage carried by the filtered rainwater can be cleaned and reused.

Description of drawings

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.

Fig. 1 is the structure schematic diagram of rainwater collection, purification and utilization system device of viaduct of the present invention;

Fig. 2 is the plane view of the utility model viaduct rainwater collection, purification and utilization system device;

Fig. 3 is the elevation view of the utility model viaduct rainwater collection, purification and utilization system device;

Figure 4 is a layout plan of the green belt under the viaduct;

Fig. 5 is the sectional view of the ecological filter pool of the green belt under the viaduct;

Figure 6 is a section view of the green belt under the viaduct;

Fig. 7 is an internal perspective view of the rainwater collection, purification and utilization system device of the viaduct of the present invention.

In the figure: 1-ecological filter basket; 2-the top of the waste flow tank; 3-replaceable filter screen; 4-floating ball; 5-water storage tank drainage pipe; 6-water storage tank overflow pipe; 7-rainwater confluence pipe; 8-Ecological waste flow pool; 9-Filtration pool; 10-Water quantity display port and cover pick-up; 11-Ecological filter pool; 12-Filtration plants; 13-Bark and fine stones; 14-Planting soil; 15-Sand layer; 16-gravel layer; 17-plain soil compaction; 18-drainage ditch; 19-road teeth; 20-reservoir; The overflow channel of the waste flow tank; 25-the water inlet channel of the water storage tank; 26-the common side wall.

detailed description

In order to illustrate the utility model more clearly, the utility model will be further described below in conjunction with preferred embodiments and accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. Those skilled in the art should understand that the content specifically described below is illustrative rather than restrictive, and should not limit the protection scope of the present utility model.

As shown in Figures 1 to 7, the utility model viaduct rainwater collection, purification and utilization system device includes an ecological waste flow pool 8, a filter pool 9, a water storage tank 20, a rainwater confluence pipe 7, a water storage tank overflow pipe 6 and a water storage tank Drainage pipe 5, described ecological abandonment pond 8 is provided with abandonment pond case top 2, and the water inlet of described ecological disposal pond 8 is arranged on described abandonment pond case top 2, and described ecological disposal pond 8 A float valve is provided inside, and the float 4 of the float valve can move to the water inlet of the ecological waste flow pool 8 as the liquid level in the ecological waste flow pool 8 rises, and the ecological waste flow pool 8 The side wall and the bottom wall of the side wall and the bottom wall are all provided with a replaceable filter screen 3, and the bottom of the side wall of the ecological waste flow pond 8 is provided with a waste flow pond drain pipe 21 or a drain valve; The water inlet of the ecological waste flow pool 8 is fluidly connected with the water inlet of the filter pool 9, and the water outlet of the filter pool 9 is connected with the water inlet of the water storage tank 20; The flow pipe 6 is arranged on the upper part of the side wall of the water storage tank, and the water storage tank drainage pipe 5 is arranged on the lower part of the side wall of the water storage tank 20; the outlet end of the water storage tank drainage pipe 5 is provided with a shut-off valve.

In order to preliminarily filter the water drained from the rainwater confluence pipe 7 and filter out the larger debris, there is a Ecological filter basket 1, the ecological filter basket 1 is located directly above the water inlet of the ecological waste flow pond 8, which can ensure that the rainwater that has been initially filtered can flow into the water inlet of the ecological waste flow pond 8 more accurately , and then flow into the ecological waste flow pool 8.

Simultaneously in order to manage the rainwater in the rainwater in the described ecological abandonment pond 8 and the rainwater in the described filter pond 9, and in order to facilitate remaining rainwater after the rainwater is accumulated in the described ecological abandonment pond 8 can flow into the described filter pond 9, and in order to reduce the equipment footprint and effectively use the space, in this embodiment, the ecological waste stream pool 8 and the filter pool 9 are arranged side by side above the water storage pool 20, and the ecological The waste flow pool 8 and the filter pool 9 are provided with a common side wall 26, and the top of the shared side wall 26 and the top 2 of the waste flow pool are provided with a waste flow pool overflow channel 24; the floating ball 4 When the water inlet of the filter pool 9 and the outlet of the rainwater confluence pipe 7 pass through the waste water tank The overflow channel 24 is fluidly connected, and in this embodiment, the upper end of the side wall of the filter pool 9 opposite to the common side wall 26 is provided with a water storage tank water inlet channel 25, and the outlet of the filter pool 9 The water port is connected to the water inlet of the water storage tank 20 through the water storage tank water inlet channel 25 . And in order to further filter the rainwater after preliminary filtering, the side wall and the bottom wall of the filter pool 9 are all provided with replaceable filter screens 3 .

In view of the inconsistency of the rainfall when it rains every time, in order to avoid that the water flow of the flow channel between the filter tank 9 and the storage tank 20 cannot meet the drainage demand when the rainfall is too large, a water filter is installed at the lower part of the side wall of the filter tank 9. There is a water outlet pipe 22, and a drain valve is installed on the water outlet pipe 22. At the same time, in order to reduce equipment pipeline settings, the water outlet of the overflow pipe 6 of the water storage tank and the drain pipe 5 of the water storage tank are arranged in this embodiment. The water outlet of the water outlet and the water outlet of the branch water pipe are respectively connected to the water inlet of the main water outlet pipe 23 in fluid communication, and the water outlet of the main water outlet pipe 23 is in fluid communication with the drainage ditch 18 of the green belt under the bridge. On the ground of the green belt, drainage ditches 18 are added to facilitate water drainage during irrigation or rainfall, and reduce waste of water resources or blockage during drainage.

In this embodiment, in order to facilitate timely understanding of the amount of accumulated water in the storage tank, and to facilitate the staff to manage and use the accumulated rainwater in the storage tank 20, the side wall of the storage tank 20 is provided with a water quantity The display port and the cover handle 10 allow the staff to observe the remaining water volume in the water storage tank 20 through the water volume display port.

In order to make effective use of the existing facilities, in this embodiment, the downpipe of the bridge pier of the viaduct is used as the rainwater confluence pipe 7 .

In this embodiment, the replaceable filter screen 3 can be replaced regularly, and it is regularly cleaned and replaced according to the actual situation. The rainwater passes through the pier outlet pipe, reaches the ecological waste flow pool 8, and first passes through the ecological filter basket 1 to reduce the At the same time, the water flow speed intercepts the larger impurities in the rainwater, and then absorbs the impurities in the rainwater in the replaceable filter screen 3 . When the rainfall is large, the floating ball 4 in the ecological waste flow pond 8 reaches the top 2 of the waste flow pond and is inserted into the water inlet of the ecological waste flow pond 8, and the ecological waste flow pond 8 is closed. The rainwater that is preliminarily filtered enters the filter pool 9 directly through the overflow channel 24 of the abandonment pool. After entering the filter pool 9 , the rainwater is continuously filtered in the replaceable filter screen 3 , and the water flows through here and is discharged downward into the water storage tank 20 on the lower floor. The rainwater through the ecological waste flow pool 8 will flow out through the green area under the bridge, and part of the rainwater through the bioretention facility will nourish the plants suitable for growing and reducing pollution under the bridge, and filter and absorb the pollution through the plants and structure stagnation, so as to intercept the primary on the spot as much as possible. Rain pollution.

Obviously, the above-mentioned embodiments of the present utility model are only examples for clearly illustrating the present utility model, rather than limiting the implementation of the present utility model. For those of ordinary skill in the art, on the basis of the above description It is also possible to make other changes or changes in different forms. All the implementation modes cannot be exhausted here. All obvious changes or changes that belong to the technical solutions of the present invention are still within the scope of protection of the present invention. .

Claims (10)

1. The viaduct rainwater collection, purification and utilization system device is characterized in that it includes an ecological waste flow pond (8), a filter pond (9), a water storage pond (20), a rainwater confluence pipe (7), and a water storage pond overflow pipe ( 6) and the drainpipe (5) of the water storage tank, the said ecological waste flow pond (8) is provided with the waste flow pond box top (2), and the water inlet of the said ecological waste flow pond (8) is located at the said waste flow On the tank top (2), a float valve is provided in the ecological waste flow pool (8), and the float ball (4) of the float valve can rise with the liquid level in the ecological waste flow pool (8) And move to the water inlet of described ecological abandonment pond (8), all be provided with replaceable filter screen (3) on the sidewall and the bottom wall of described ecological abandonment pond (8), described ecological abandonment pond ( 8) The bottom of the side wall is provided with the drain pipe (21) or drain valve of the waste flow pool; The water inlet of (9) is fluidly connected, and the water outlet of the filter tank (9) is connected with the water inlet of the storage tank (20); the overflow pipe of the storage tank (6) is located at the The upper part of the side wall of the water storage tank (20), the water storage tank drainage pipe (5) is located at the bottom of the water storage tank (20) side wall; the outlet end of the water storage tank drainage pipe (5) is provided with a shut-off valve. 2. The viaduct rainwater collection, purification and utilization system device according to claim 1, is characterized in that, the water outlet of the rainwater confluence pipe (7) and the water inlet of the ecological waste flow pool (8) are provided There is an ecological filter basket (1), and the ecological filter basket (1) is located directly above the water inlet of the ecological waste flow pond (8). 3. The viaduct rainwater collection, purification and utilization system device according to claim 2, characterized in that, the ecological waste flow pond (8) and the filter pond (9) are arranged side by side in the storage pond (20) above. 4. The viaduct rainwater collection, purification and utilization system device according to claim 3 is characterized in that, the ecological waste flow pond (8) and the filter pond (9) are provided with a shared side wall (26), so The top of the common side wall (26) and the top of the abandoned flow pool (2) are provided with an overflow channel (24) of the abandoned flow pool; the floating ball (4) rises to the top of the abandoned flow pool (2) When lending and plugging into the water inlet of the ecological waste flow pool (8), the water inlet of the filter water tank (9) and the outlet of the rainwater confluence pipe (7) pass through the overflow flow of the waste flow pool The channel (24) is fluidly connected; the upper end of any side wall in the remaining side walls of the filter tank (9) is provided with a water storage tank water inlet channel (25), and the water outlet of the filter tank (9) is connected to the The water inlet of the water storage tank (20) is connected and conducted through the water storage tank water inlet channel (25). 5. The viaduct rainwater collection, purification and utilization system device according to claim 4, characterized in that a replaceable filter screen (3) is provided on the side wall and the bottom wall of the filter pool (9). 6. The viaduct rainwater collection, purification and utilization system device according to claim 5, characterized in that, the lower part of the side wall of the filter pool (9) is provided with a water outlet pipe (22), and the water outlet pipe (22) ) is fitted with a drain valve. 7. The viaduct rainwater collection, purification and utilization system device according to claim 6 is characterized in that, the water outlet of the overflow pipe (6) of the storage tank, the water outlet of the drainage pipe of the storage tank (5) and The water outlets of the branch water pipes (22) are fluidly connected to the water inlets of the main water outlet pipe (23) respectively. 8. The viaduct rainwater collection, purification and utilization system device according to claim 7, characterized in that the water outlet of the main water outlet pipe (23) is in fluid communication with the drainage ditch (18) of the green belt under the bridge. 9. The viaduct rainwater collection, purification and utilization system device according to any one of claims 1-8, characterized in that, the side wall of the water storage tank (20) is provided with a water quantity display port and a cover lifting handle (10 ). 10. The viaduct rainwater collection, purification and utilization system device according to any one of claims 1-8, characterized in that the rainwater confluence pipe (7) is a downpipe of a viaduct pier.