CN108360646A - Pipe gallery dmp filter blowdown is regulated and stored device - Google Patents

Abstract

A kind of pipe gallery dmp filter blowdown is regulated and stored device, includes rainwater piping lane, catch-basin, filter device, device of regulating and storing, and rainwater piping lane side is arranged catch-basin, and catch-basin both sides are arranged filter device, below catch-basin setting regulate and store device.Filter device, which is arranged, in the present invention to fall the contaminant filter adulterated in rainwater, dredge pump rainwater can precipitate the sludge of device of regulating and storing is taken away, avoid the difficulty of impurity obstruction pipeline and manual cleaning, and the rainwater after clarifying can be recycled, device of regulating and storing, which is arranged, the peak flow of rainfall runoff to be kept in it, and rainwater is discharged at leisure from storage pond again after maximum stream flow decline.

Description

Comprehensive pipe gallery rainwater filtration sewage storage device

technical field

The invention relates to the technical field of rainwater collection and storage devices for urban comprehensive utility corridors, in particular to a rainwater filtration and sewage regulation and storage device for comprehensive utility corridors.

Background technique

At present, cities in rainy areas in China are flooded due to heavy rains, and roads are seriously flooded, which poses a huge threat to people's lives and property. To transform the existing urban rainwater pipe network, not only the project investment is large, but also it is difficult to achieve the expected effect. As a new type of municipal public facility for laying municipal public pipelines, the comprehensive pipe gallery can efficiently use the shallow underground space in the city and improve the ability of urban disaster prevention and mitigation. It is a key facility to ensure the sustainable development of the city. It is a key project to promote the rapid construction of modern cities. The effective combination of the rainwater storage system and the comprehensive pipe gallery technology will effectively solve this problem, but the rainwater often carries some debris into the rainwater storage tank and the comprehensive pipe gallery, and the particulate impurities in the rainwater are easy to be stored The sediment in the pool is also very easy to block the comprehensive pipe gallery, and it is difficult to clean it manually.

Contents of the invention

In view of this, it is necessary to provide a rainwater filtration and sewage storage device for comprehensive pipe corridors that can relieve urban waterlogging, filter rainwater impurities, and easily clean up sludge.

A rainwater filtration and sewage regulation and storage device for a comprehensive pipe gallery, including a rainwater pipe gallery, a rainwater well, a filtering device, and a storage device. A rainwater well is arranged on one side of the rainwater pipe gallery, filtering devices are arranged on both sides of the rainwater well, and a regulation and storage device is arranged below the rainwater well. , the filter device includes a first filter device and a second filter device, the first filter device is located on the side away from the rainwater pipe gallery and close to the rainwater well, the first filter device communicates with the rainwater well through a connecting pipe, and the second filter device is located near the rainwater pipe gallery One side, and close to the rainwater well, and the second filter device is located above the rainwater pipe gallery, the inlet of the second filter device is connected with the rainwater well through the emergency drainage pipe, and the outlet is connected with the rainwater pipe gallery through the emergency drainage pipe, so that the water discharged into the emergency drainage pipe After the rainwater is filtered, it flows into the rainwater pipe gallery to prevent debris from clogging the pipe. The storage device includes a rainwater storage tank and a sewage pump. The sewage pump is fixed on the rainwater storage tank. The rainwater storage tank is connected to the first filter device through a connecting pipe. The inlet of the sewage pump is connected with the rainwater storage tank through the connecting pipe, and the outlet is connected with the rainwater well through the connecting pipe, so that the deposited sludge can be pumped into the rainwater well through the sewage pump, and the rainwater storage tank is connected with the rainwater pipe gallery through the connecting pipe, and the rainwater There is a fixed partition inside the storage tank. The partition divides the rainwater storage tank into a clarifier tank and a storage tank. A floating decanter is provided, and the outlet pipe of the floating decanter passes through the through hole provided on the partition plate to communicate with the water storage tank.

Preferably, the first filtering device and the second filtering device have the same structure. The first filtering device includes a caisson and a lifting filter element. The lifting filter element is installed in the caisson and maintains a certain gap with the inner wall of the caisson. The upper edge of the caisson There is a fixed ring, and the lifting filter element includes a filter screen, a fixed rod, and an iron chain. The fixed rod is fixed on the filter screen. The filter element is suspended in the caisson.

Preferably, the filter screen is in the shape of a cylinder with one end closed and the other end open, and the closed end of the filter screen is on the bottom, and the open end is on the top.

Preferably, the fixed rod includes a first fixed rod, a second fixed rod, and a third fixed rod, one end of the first fixed rod, the second fixed rod, and the third fixed rod are fixedly connected together, and the other ends are respectively connected to the filter screen The surface of one closed end is fixedly connected, and the distances between the three fixed points on the surface of the closed end of the filter screen are equal, and an equilateral triangle is formed at the center of the surface of the closed end of the filter screen.

Preferably, the inlets of the drainage pipe and the emergency drainage pipe are close to the bottom of the rainwater well, and the drainage pipe and the emergency drainage pipe are equipped with electric valves that can be opened independently.

Preferably, the water storage tank is provided with a liquid level gauge, and the liquid level gauge is electrically connected to the valve provided on the connecting pipeline between the water storage tank and the rainwater pipe gallery, and is controlled by transmitting the liquid level signal to the control module through the liquid level gauge The valve opens.

The present invention adopts the above-mentioned technical scheme, and its beneficial effect is that: the present invention is provided with a filtering device to filter out impurities doped in rainwater to prevent impurities from clogging pipes; providing a regulating and storage device can temporarily store the peak flow of rainwater runoff in it for later use. After the maximum flow rate drops, the rainwater is slowly discharged from the storage tank; in addition, the sewage pump of the storage device can pump away the sludge deposited by the rainwater, and the clarified rainwater can be reused.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Fig. 2 is a structural schematic diagram of the lifting filter element of the present invention.

In the figure: rainwater pipe gallery 10, rainwater well 20, drainage pipe 201, emergency drainage pipe 202, first filter device 301, caisson 3011, lifting filter element 3012, filter screen 30121, fixed rod 30122, first fixed rod 301221, second Fixed rod 301222, third fixed rod 301223, iron chain 30123, second filter device 302, regulation and storage device 40, rainwater storage tank 401, clapboard 4011, clarifier 4012, reservoir 4013, sewage pump 402, floating Decanter 50.

Detailed ways

Please refer to Fig. 1 to Fig. 2, the embodiment of the present invention provides a comprehensive pipe gallery rainwater filtration and sewage storage device, including a rainwater pipe gallery 10, a rainwater well 20, a filtering device, and a storage device 40, and rainwater is provided on one side of the rainwater pipe gallery 10 Well 20, filter devices are arranged on both sides of the rainwater well 20, and a storage device 40 is arranged below the rainwater well 20. The filter device includes a first filter device 301 and a second filter device 302. The first filter device 301 is located on the side away from the rainwater pipe gallery 10. And close to the rainwater well 20, the first filter device 301 communicates with the rainwater well 20 through the drainage pipe 201, the second filter device 302 is located on the side near the rainwater pipe gallery 10, and is close to the rainwater well 20, and the second filter device 302 is located at the rainwater pipe gallery 10 Above, the inlet of the second filtering device 302 is connected with the rainwater well 20 through the emergency drainage pipe 202, and the outlet is connected with the rainwater pipe gallery 10 through the emergency drainage pipe 202, so that the rainwater discharged into the emergency drainage pipe 202 can flow into the rainwater pipe gallery 10 after filtering, preventing The pipeline is blocked by sundries. The storage device 40 includes a rainwater storage tank 401 and a sewage pump 402. The sewage pump 402 is fixedly arranged on the rainwater storage tank 401. The rainwater storage tank 401 is connected with the first filter device 301 through a connecting pipeline, and the sewage is discharged. The inlet of the pump 402 is connected to the rainwater storage tank 401 through a connecting pipeline, and the outlet is connected to the rainwater well 20 through a connecting pipeline, so that the deposited sludge can be pumped into the rainwater well 20 through the sewage pump 402. The rainwater storage tank 401 and the rainwater pipe gallery 10 It is connected through connecting pipes. The rainwater storage tank 401 is fixed with a partition 4011 inside. The partition 4011 divides the rainwater storage tank 401 into a clarification tank 4012 and a water storage tank 4013. The clarification tank 4012 and the sewage pump 402 inlet pass through the connecting pipeline Connected, the storage tank 4013 is connected with the rainwater pipe gallery 10 through the connecting pipe, the floating decanter 50 is installed in the clarification tank 4012, and the outlet pipe of the floating decanter 50 passes through the through hole opened on the partition plate 4011 and the storage tank 4013 connected.

After the rainwater passes through the road surface, impurities such as gravels, leaves and branches scattered on the road surface are washed to the rainwater well 20, and impurities such as gravels, leaves and branches mixed in the rainwater can be filtered out by using the filter device provided to prevent these impurities from being destroyed for a long time. Accumulated in the pipeline, and cannot be cleared, resulting in clogging of the pipeline; the regulation and storage device 40 can temporarily store the peak flow of rainwater runoff in it, and then slowly discharge the rainwater from the rainwater storage tank 401 after the maximum flow drops; After the rainfall, the rainwater is clarified in the clarification tank 4012, and the sludge is deposited at the bottom. When the sludge accumulates too much, the sludge deposited by the rainwater can be pumped to the rainwater well 20 by the sewage pump 402, and then transported through the sludge The truck pumps the sludge from the rainwater well 20, which reduces the difficulty and labor intensity of manual cleaning, and the rainwater after passing through the decanter 50 is discharged into the reservoir 4013 for reuse; when the rainfall is large, The drainage pressure of the rainwater pipe gallery 10 increases, and part of the rainwater enters the rainwater storage tank 401 through the first filter device 301 for temporary storage, and is discharged after the drainage pressure of the rainwater pipe gallery 10 is low, while the other part of the rainwater is directly used by the emergency drainage pipe 202, and After being filtered by the second filter device 302, it is discharged into the rainwater pipe gallery 10, so that when the rainfall is large and the drainage pressure of the rainwater pipe gallery 10 is high, the peak discharge of rainwater is staggered, and the drainage of the road surface is smooth, ensuring that the road surface water is reduced, preventing Due to excessive rainfall, urban roads cannot be drained in time, resulting in waterlogging.

Further, the first filtering device 301 and the second filtering device 302 have the same structure. The first filtering device 301 includes a caisson 3011 and a lifting filter element 3012. The lifting filter element 3012 is installed in the caisson 3011 and connected with the caisson 3011. The inner wall maintains a certain gap, and the upper edge of the caisson 3011 is fixedly provided with a circular ring. The lifting filter element 3012 includes a filter screen 30121, a fixed rod 30122, and an iron chain 30123. The fixed rod 30122 is fixedly arranged on the filter screen 30121. 30122 is fixedly connected, and the other end is connected with the ring on the upper edge of the caisson 3011, so that the lifting filter element 3012 can be suspended in the caisson 3011.

When the impurities in the lifting filter element 3012 accumulate a lot, since the lifting filter element 3012 inside the caisson 3011 can be lifted up and down, one end of the iron chain 30123 is hung on the lifting machine, the filter screen 30121 is pulled up, and the sundries in the filter screen 30121 are removed. Clean it up and put it into the caisson 3011 for continued use, which solves the problems of high difficulty and high labor intensity during manual cleaning.

Further, the filter screen 30121 is cylindrical with one end closed and the other end open, and the closed end of the filter screen 30121 is on the bottom, and the open end is on the top.

The filter screen 30121 is designed as a cylinder with one end closed and the other end open, which can ensure that the filter screen 30121 is not easy to scatter when the filter screen 30121 is lifted upwards. At the same time, when impurities of a certain thickness are accumulated, the rainwater can flow out through the filter screen 30121 to ensure filtration. Unimpeded, it will not affect the rainwater passage efficiency due to the accumulation of impurities of a certain thickness.

Further, the fixed rod 30122 includes a first fixed rod 301221, a second fixed rod 301222, and a third fixed rod 301223, and one end of the first fixed rod 301221, the second fixed rod 301222, and the third fixed rod 301223 are fixedly connected together , the other ends are respectively fixedly connected to the closed end surface of the filter screen 30121, and the distances between the three fixed points on the closed end surface of the filter screen 30121 are equal, and form an equilateral triangle at the center of the closed end surface of the filter screen 30121, ensuring This ensures that the filter screen 30121 will not shake when suspended, and in addition, the filter screen 30121 can maintain balance during the upward lifting process, reducing shaking, thereby preventing impurities in the filter screen 30121 from being scattered.

Further, the entrances of the drainage pipe 201 and the emergency drainage pipe 202 are close to the bottom of the rainwater well 20, and the drainage pipe 201 and the emergency drainage pipe 202 are equipped with electric valves that can be opened independently.

The entrances of drainage pipe 201 and emergency drainage pipe 202 are all near the bottom of rainwater well 20. Because the entrance is located at the bottom of rainwater well 20, the drainage capacity will be maximized, which will help rainwater discharge. Independently opened electric valves can control the drainage pipeline 201 and the emergency drainage pipeline 202 in real time. When the sludge needs to be discharged into the rainwater well 20, the valve can be closed to prevent the sludge from entering the pipeline and blocking the pipeline.

Further, the reservoir 4013 is provided with a liquid level gauge, which is electrically connected to the valve provided on the connecting pipe between the reservoir 4013 and the rainwater pipe gallery 10, and is transmitted to the control module through the liquid level gauge. signal to control valve opening.

The working method of the present invention is as follows: when working, when the rainfall is small, the rainwater will wash away impurities such as broken stones, leaves, branches and other impurities scattered on the road surface to the rainwater well 20 after passing through the road surface, and the rainwater can be filtered by the first filter device 301 provided. Impurities such as crushed stones, leaves, branches, etc. mixed in the water are filtered out to prevent these impurities from accumulating in the pipeline for a long time and cannot be cleaned, resulting in blockage of the pipeline; then, after the rainfall, the rainwater is clarified in the clarification tank 4012, and the sludge settles At the bottom, the rainwater after passing through the decanter 50 is discharged into the reservoir 4013 for reuse; when the rainfall is large, the drainage pressure of the rainwater pipe gallery 10 increases, and part of the rainwater enters the rainwater through the first filter device 301 Temporarily stored in the storage tank 401, after the maximum flow rate drops, the rainwater will be slowly discharged from the rainwater storage tank 401 when the drainage pressure of the rainwater pipe gallery 10 is low; at this time, the valve of the emergency drainage pipe 202 is opened, and the other part of the rainwater Directly use the emergency drainage pipe 202, and discharge it into the rainwater pipe gallery 10 after being filtered by the second filter device 302, so that when the rainfall is large and the drainage pressure of the rainwater pipe gallery 10 is high, the rainwater is discharged on a staggered peak, and the road drainage is smooth , to ensure that the road area water is reduced, and prevent urban roads from being waterlogged due to excessive rainfall and unable to drain water in time; The settled sludge is pumped to the rainwater well 20, and the sludge is pumped away from the rainwater well 20 by a sludge transport vehicle, which reduces the difficulty and labor intensity of manual cleaning; The lifting filter element 3012 inside the well 3011 can be lifted up and down, hang one end of the iron chain 30123 on the lifting machine, pull up the filter screen 30121, clean up the sundries in the filter screen 30121, and then put it into the caisson 3011 for continued use. The problem of difficulty and high labor intensity in manual cleaning has been solved.

What is disclosed above is only a preferred embodiment of the present invention, and certainly cannot limit the scope of rights of the present invention with this. Those of ordinary skill in the art can understand the whole or part of the process of realizing the above-mentioned embodiment, and make according to the claims of the present invention The equivalent changes still belong to the scope covered by the invention.

Claims (6)

1. The device 1. a kind of pipe gallery dmp filter blowdown is regulated and stored, it is characterised in that：Including rainwater piping lane, catch-basin, filtering dress It sets, device of regulating and storing, catch-basin is arranged in rainwater piping lane side, and catch-basin both sides are arranged filter device, are arranged below catch-basin and regulate and store Device, filter device include the first filter device, the second filter device, and the first filter device is located remotely from rainwater piping lane side, And close to catch-basin, the first filter device is connected to by drainage pipeline with catch-basin, and the second filter device is located at close to rain pipe Corridor side, and close to catch-basin, and the second filter device is located above rainwater piping lane, the second filter device entrance is logical with catch-basin The connection of emergency drainage pipeline is crossed, outlet is connected to by emergency drainage pipeline with rainwater piping lane, can make to be discharged into emergency drainage pipeline Rainwater flows into rainwater piping lane after filtering, prevents sundries from blocking pipeline, and device of regulating and storing includes rainwater storage tank, dredge pump, row Dirt pump is fixed on rainwater storage tank, and rainwater storage tank is connected to by connecting pipe with the first filter device, and blowdown is pumped into Mouth is connected to rainwater storage tank by connecting pipe, and outlet is connected to catch-basin by connecting pipe, and the sludge under deposition can be made It is extracted into catch-basin through dredge pump, rainwater storage tank is connected to rainwater piping lane by connecting pipe, fixed inside rainwater storage tank It is provided with partition board, rainwater storage tank is divided into clarifying basin and cistern by partition board, and clarifying basin passes through connecting pipe with blowdown pump intake Connection, cistern are connected to rainwater piping lane by connecting pipe, and floating decanter is arranged in clarification, and floating decanter goes out Water pipe passes through the through-hole opened up on partition board to be connected to cistern.
2. The device 2. pipe gallery dmp filter blowdown according to claim 1 is regulated and stored, it is characterised in that：First filtering Device, the second filter device structure having the same, the first filter device include open caisson, lifting filter core, and lifting filter core is mounted on In open caisson, and keep certain interval, open caisson top edge to be fixedly installed annulus with open caisson inner wall, lifting filter core include strainer, Fixed link, iron chains, fixed link are fixed on strainer, and iron chains one end is fixedly connected with fixed link, the other end and open caisson top The annulus at edge connects, and lifting filter core can be made to be suspended in open caisson.
3. The device 3. pipe gallery dmp filter blowdown according to claim 2 is regulated and stored, it is characterised in that：The strainer is one End seal is closed, the open cylindrical shape of the other end, and the closed one end of strainer, under, open one end is upper.
4. The device 4. pipe gallery dmp filter blowdown according to claim 2 is regulated and stored, it is characterised in that：The fixed link packet Include the first fixed link, the second fixed link, third fixed link, the first fixed link, the second fixed link, third fixed link one end fix It links together, the other end is fixedly connected with the closed end surface of strainer respectively, and three fixed points close one in strainer It is equal the distance between on the surface at end, and close the centre of surface formation equilateral triangle of one end in strainer.
5. The device 5. pipe gallery dmp filter blowdown according to claim 1 is regulated and stored, it is characterised in that：The drainpipe Road, emergency drainage pipeline entrance be close to rainwater bottom, and being both provided on drainage pipeline, emergency drainage pipeline can be only The vertical electrically operated valve opened.
6. The device 6. pipe gallery dmp filter blowdown according to claim 5 is regulated and stored, it is characterised in that：The cistern is set It is equipped with the valve being arranged in the connecting pipe between liquid level gauge, liquid level gauge and cistern and rainwater piping lane to be electrically connected, passes through liquid Position meter is transferred to control module liquid level signal and carrys out control valve unlatching.