CN102635157B - Siphoning type rainwater drainage and recovery system - Google Patents

Abstract

The invention provides a siphon rainwater discharge and recovery system, comprising a sediment well and a rainwater discharge well, a slag blocking filter is arranged between the sediment well and the rainwater discharge well, and a rainwater collection is arranged on the upper part of the sediment well Well cover, the rainwater discharge well is provided with a siphon type rainwater bucket, one end of the rainwater bucket drain pipe is connected to the siphon type rainwater bucket, and the other end of the rainwater bucket drain pipe is connected to the potential energy well through the first horizontal drainpipe The drainage standpipe, and the potential energy well is connected to the rainwater collection well through the second horizontal drainage pipe. The invention adopts a siphon type rainwater bucket to realize the separation of air and water, and forms a siphon effect when the rainwater is transferred into the drainage standpipe and falls, so that the rainwater is discharged to the rainwater collection well at a very high flow rate, thereby greatly improving the drainage flow and flow rate. Moreover, the present invention is provided with a sediment well, before entering the rainwater discharge well, debris and other sundries in the rainwater are separated into the sediment well, which is convenient for cleaning and effectively prevents the blockage of the drainage system.

Description

A Siphon Rainwater Drainage and Recovery System

technical field

The invention relates to a rainwater discharge and recovery system, in particular to a siphon type rainwater discharge and recovery system.

Background technique

At present, most of the urban rainwater discharge belongs to the slope gravity flow method, that is, the gravity flow is used to discharge rainwater. In this discharge method, a large amount of air and water are mixed, the drainage speed is low, and the full pipe flow cannot be realized. Therefore, the flow and velocity of the actual drainage pipe Far below the design requirements. In addition, debris and other debris on the ground can easily block the drainage pipes, which not only causes water accumulation on the road, but also makes it difficult to dredge the pipes.

Contents of the invention

The technical problem to be solved by the present invention is to provide a siphon rainwater drainage and recovery system for the shortcomings of the existing rainwater drainage system, which can greatly increase the drainage flow and flow rate, facilitate cleaning, and effectively prevent drainage The blockage of the system, while also realizing the recycling of rainwater.

The technical solution adopted by the present invention to solve the technical problem is to provide a siphon rainwater discharge and recovery system, including a sediment well and a rainwater discharge well, and a slag-blocking filter is arranged between the sediment well and the rainwater discharge well, The upper part of the sediment well is provided with a rainwater collection well cover, and the rainwater collection well cover is installed on the ground, and a siphon type rainwater bucket is arranged in the described rainwater discharge well, and the upper end of the siphon type rainwater bucket is a rainwater discharge One end of the rainwater bucket drain pipe is connected to the lower end of the siphon rainwater bucket, and the other end is connected to the first horizontal drainpipe. The first horizontal drainpipe is connected to one end of the drainage standpipe, and the drainage standpipe It is arranged in the potential energy well, and the potential energy well is connected to the rainwater collection well through the second horizontal drainage pipe.

The above-mentioned siphon rainwater discharge and recovery system, wherein, the siphon rainwater discharge and recovery system is characterized in that: the rain bucket drain pipe, the first horizontal drain pipe, the drainage standpipe and the second drain pipe are Metal pipes, plastic pipes or concrete pipes.

In the above-mentioned siphon rainwater drainage and recovery system, wherein, the rain bucket drain pipe, the first horizontal drain pipe, the drain standpipe and the second drain pipe are high-density polyethylene (HDPE) circular pipes.

In the above-mentioned siphon rainwater drainage and recovery system, the rain bucket drain pipe, the first horizontal drain pipe and the vertical drain pipe are all connected by 45° elbows.

In the above-mentioned siphon rainwater discharge and recovery system, the upper and lower end faces of the siphon rainwater bucket are circular.

In the above-mentioned siphon rainwater drainage and recovery system, the sediment well and the rainwater drainage well are metal wells, plastic wells, concrete wells or brick wells.

In the above-mentioned siphon rainwater drainage and recovery system, the sediment well and the rainwater drainage well are circular wells or square wells, and the bottom surface of the sediment well is concave.

In the above-mentioned siphon rainwater discharge and recovery system, the rainwater collection well is an underground storage tank, a fire pool or a rainwater evolution station.

In the above siphon rainwater discharge and recovery system, the lower end of the rainwater discharge well is provided with a sludge return pipe communicating with the sediment well.

The above-mentioned siphon rainwater drainage and recovery system, wherein, the first end of the sludge return pipe is connected to the lower end of the rainwater discharge well, the second end of the sludge return pipe is connected to the side of the sediment well, and the The first end of the sludge return pipe is higher than the second end.

Compared with the prior art, the present invention has the following beneficial effects: the siphon rainwater discharge and recovery system provided by the present invention realizes the separation of air and water by using the siphon rainwater bucket, and forms a siphon effect when the rainwater is transferred into the drainage standpipe and falls , so that the rainwater is discharged to the rainwater collection well at a very high flow rate, thereby greatly improving the drainage flow and flow rate. Moreover, the present invention is provided with a sediment well, before entering the rainwater discharge well, debris and other sundries in the rainwater are separated into the sediment well, which is convenient for cleaning and effectively prevents the blockage of the drainage system. In addition, the rainwater in the rainwater collection well can be used as production and domestic water after filtration, purification and disinfection, realizing the recycling of rainwater.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is the structural representation of a kind of siphon type rainwater discharge and recovery system of the present invention;

Fig. 2 is another structural schematic diagram of a siphon rainwater drainage and recovery system of the present invention.

In the picture:

1 Rainwater bucket drainage pipe 2 Siphon type rainwater bucket 3 Rainwater discharge port 4 Rainwater drainage well

5 Manhole cover of rainwater collection port 6 Slag blocking filter 7 Sediment well 8 First horizontal drainage pipe

9 Potential Well 10 Drain Riser 11 Second Horizontal Drain

12 Rainwater collection well 13 45° elbow 14 Ground 15 Sludge return pipe

151 First end 152 Second end

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail:

Referring to Fig. 1, a kind of siphon type rainwater discharge and recovery system provided by the present invention comprises a sediment well 7 and a rainwater discharge well 4, and a slag blocking filter 6 is arranged between the sediment well 7 and the rainwater discharge well 4, so The upper part of the sediment well 7 is provided with a rainwater collection port cover 5, and the rainwater collection port cover 5 is installed on the ground 14, and the siphon type rain bucket 2 is arranged in the described rainwater discharge well 4, and the siphon type The upper end of the rain bucket 2 is a rainwater discharge port 3, one end of the rain bucket drain pipe 1 is connected to the lower end of the siphon type rain bucket 2, and the other end is connected to the first horizontal drain pipe 8, and the first horizontal drain pipe 8 is connected to the drain One end of the standpipe 10, and the drainage riser 10 is arranged in the potential energy well 9, and the potential energy well 9 communicates with the rainwater collection well 12 through the second horizontal drainage pipe 11.

Referring to Fig. 1, the rainwater flow direction is as shown by the arrow, and the surface rainwater flows into the sediment well 7 from the rainwater collection port well cover 5, and the sludge and other substances in the rainwater are precipitated in the sediment well 7 and separated to the sediment well 7, so that it is convenient The cleaning of mud and other substances also effectively prevents the clogging of the drainage system. The purified rainwater flows into the rainwater discharge well 4 through the slag blocking filter 6, and after the air-water separation is realized through the siphon rainwater bucket 2 in the rainwater discharge well 4, the rainwater flows into the rainwater bucket drain pipe 1 at the lower end of the siphon type rainwater bucket 2. A horizontal drainage pipe 8, and turns into the drainage riser 10 to form a siphon effect when it falls, so that rainwater is discharged to the rainwater collection well 12 through the second horizontal drainage pipe 11 at a very high flow rate, greatly improving the drainage flow and flow rate. In addition, the rainwater in the rainwater collection well 12 can be used as production and domestic water after filtration, purification and disinfection, realizing the recycling of rainwater.

Preferably, the rain bucket drainage pipe 1 , the first horizontal drainage pipe 8 , the drainage standpipe 10 and the second drainage pipe 11 are metal pipes, plastic pipes or concrete pipes.

Preferably, the rain bucket drainage pipe 1, the first horizontal drainage pipe 8, the drainage standpipe 10 and the second drainage pipe 11 are high-density polyethylene (HDPE) circular pipes, and the HDPE pipe has corrosion resistance, smooth inner wall, It has the characteristics of small flow resistance, high strength, good toughness and light weight.

Preferably, the rain bucket drain pipe 1 , the first horizontal drain pipe 8 and the vertical drain pipe 10 are all connected by a 45° elbow 13 , which has low resistance and facilitates drainage.

Preferably, the upper and lower end faces of the siphon rain bucket 2 are circular.

Preferably, the sediment well 7 and the rainwater discharge well 4 are metal wells, plastic wells, concrete wells or brick wells.

Preferably, the sediment well 7 and the rainwater discharge well 4 are circular wells or square wells, and the bottom surface of the sediment well 7 is concave.

Preferably, the rainwater collection well 12 is an underground storage tank, a fire pool or a rainwater evolution station.

Referring to Fig. 2, the rainwater flows as shown by the arrow, the lower end of the rainwater discharge well 4 is provided with a sludge return pipe 15 communicating with the sediment well 7, and the first end 151 of the sludge return pipe 15 is connected to the rainwater discharge The lower end of the well 4, the second end 152 of the mud return pipe 15 is connected to one side of the sediment well 7, and the first end 151 of the mud return pipe 15 is higher than the second end 152, so the rainwater The sludge remaining in the discharge well 4 returns in the sediment well 7 through the sludge return pipe 15 .

In summary, the siphon rainwater discharge and recovery system provided by the present invention realizes the separation of air and water by adopting the siphon rainwater bucket 2, and when the rainwater is transferred into the drainage standpipe 10 and falls, a siphon effect is formed, so that the rainwater is discharged at a very high rate. The flow rate is discharged to the rainwater collection well 12, thereby greatly improving the drainage flow and flow rate. And the present invention is provided with the sediment well 7, before entering the rainwater discharge well, debris and other sundries in the rainwater are separated into the sediment well 7, which is convenient for cleaning and effectively prevents the clogging of the drainage system. In addition, the rainwater in the rainwater collection well 12 can be used as production and domestic water after being filtered, purified and disinfected, realizing the recycling of rainwater.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (6)

1. a siphon type rainwater discharging and recovery system, it is characterized in that: comprise sediment well and storm-water drainage well, debris retaining filter screen is provided with between described sediment well and storm-water drainage well, the aboveground portion of described sediment is provided with rainwater-collecting mouth well lid, and described rainwater-collecting mouth well lid is installed on the ground, hydrocone type roof drain is provided with in described storm-water drainage well, described hydrocone type roof drain upper end is rainwater discharge outlet, one end of described roof drain gutter is connected to hydrocone type roof drain lower end, the other end is communicated with the first horizontal drain pipe, the first described horizontal drain pipe connects one end of soil stack, and described soil stack is arranged on potential energy wells described in potential energy wells by the second horizontal drain pipe connection rain collection well,

The lower end of described storm-water drainage well is provided with the sludge backflow pipe be communicated with sediment well; The first end of described sludge backflow pipe connects storm-water drainage downhole end, and the second end of described sludge backflow pipe connects sediment well side, and the first end of described sludge backflow pipe is higher than the second end;

Described roof drain gutter, 45 ° of elbows between the first horizontal drain pipe and soil stack, are all adopted to connect;

Described sediment well and storm-water drainage well are circular well or square well, and the bottom surface of described sediment well is concave surface.

2. siphon type rainwater discharging according to claim 1 and recovery system, is characterized in that: described roof drain gutter, the first horizontal drain pipe, soil stack and second row waterpipe are metallic conduit, plastic conduit or concrete duct.

3. siphon type rainwater discharging according to claim 2 and recovery system, is characterized in that: described roof drain gutter, the first horizontal drain pipe, soil stack and second row waterpipe are high density polyethylene (HDPE) circular pipe.

4. siphon type rainwater discharging according to claim 1 and recovery system, is characterized in that: the upper and lower end face of described hydrocone type roof drain is for circular.

5. siphon type rainwater discharging according to claim 1 and recovery system, is characterized in that: described sediment well and storm-water drainage well are metal well, plastic well, concrete well or brick well.

6. siphon type rainwater discharging according to claim 1 and recovery system, is characterized in that: described rain collection well is underground conservation pool, fire cistern or rainwater evolution station.