CN211714398U

CN211714398U - Rainwater recovery system for high-rise building

Info

Publication number: CN211714398U
Application number: CN201921791851.7U
Authority: CN
Inventors: 张育玲; 赵彦滨
Original assignee: Shenzhen Bangcheng Construction Co ltd
Current assignee: Shenzhen Bangcheng Construction Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-10-20
Anticipated expiration: 2029-10-23

Abstract

The utility model belongs to the technical field of the technique of rainwater recovery and specifically relates to a high-rise building rainwater recovery system is related to, it includes first drain pipe and drainage unit, and the drainage unit includes buffer tank and honeycomb duct, and buffer tank and honeycomb duct interval setting in vertical direction, first drain pipe are linked together with the buffer tank at top, and the second drain pipe is installed to the buffer tank's of bottommost bottom, and the sub-unit connection of second drain pipe has the header tank. During rainfall, in the ponding of high-rise building roof discharged into buffer tank through first drain pipe, buffer tank cushions the rainwater that flows in, has reduced the speed that the rainwater flows, and at this in-process, the speed that the rainwater flows is slowed down greatly, simultaneously, because the setting of header tank, the rainwater is collected in the header tank to reduce the rainwater and to the impact on ground, made things convenient for people to recycle the rainwater in the header tank, improved the convenience that people lived.

Description

Rainwater recovery system for high-rise building

Technical Field

The utility model belongs to the technical field of the technique of rainwater recovery and specifically relates to a high-rise building rainwater recovery system is related to.

Background

In China, high-rise buildings are residential buildings with building height more than 27m and non-single-storey factory buildings, warehouses and other civil buildings with building height more than 24 m. The high-rise building can bring obvious social and economic benefits: firstly, the population is concentrated, and the contact distance between departments can be shortened by utilizing vertical and horizontal traffic in the building, so that the efficiency is improved; secondly, the land used for large-area buildings can be greatly reduced, and site selection in the central section of the city is possible; moreover, municipal construction investment can be reduced, and the construction period can be shortened.

Among the prior art, the rainwater of floor building discharges, through the drain pipe that sets up at the roof usually, directly discharges subaerially through the drain pipe, enters into city rainwater drainage pipe network through the outlet that ground set up again and discharges.

In the actual production life, after rainwater in a high-rise building is drained to the ground through a drain pipe from the top of the building, due to the fact that the floor is high, the flow speed of the rainwater in the drain pipe is too high under the action of gravity, impact is generated on the ground when the rainwater falls to the ground, the ground below the drain pipe is easily damaged for a long time, and inconvenience is brought to life of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-rise building rainwater recovery system, its advantage lies in, can effectively slow down the rainwater to the impact of drain pipe below, improves the convenience of people's life.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a high-rise building rainwater recovery system, is including setting up in the first drain pipe of building roof and installing in a plurality of drainage units of first drain pipe below, drainage unit includes buffer tank and is used for the intercommunication adjacent buffer tank's honeycomb duct, buffer tank and honeycomb duct interval setting in vertical direction, first drain pipe is linked together with the buffer tank at top, and the second drain pipe is installed to the buffer tank's of bottommost bottom, the sub-unit connection of second drain pipe has the header tank, the middle part of header tank is provided with first overflow pipe, first overflow pipe is connected to in the urban rainwater delivery pipe net.

Through adopting above-mentioned technical scheme, during the rainfall, the ponding of high-rise building roof discharges into buffer tank through first drain pipe in, buffer tank cushions the rainwater that flows in, has reduced the speed that the rainwater flows, and rethread buffer tank flows into in the water conservancy diversion pipe, continues to enter into next buffer tank and cushions in to analogize from this until rainwater flows to the buffer tank of bottommost, enters into in the header tank from the buffer tank of bottommost.

In the process, the flowing speed of rainwater is greatly reduced, and simultaneously, the rainwater is collected in the water collecting tank due to the arrangement of the water collecting tank, so that the impact of the rainwater on the ground is reduced, people can conveniently recycle the rainwater in the water collecting tank, and the living convenience of people is improved. When rainwater in the water collecting tank is more and higher than the positions of the overflow pipes, rainwater can enter the urban rainwater discharge pipe network through the first overflow pipe to be discharged.

Preferably, a guide plate is arranged on the side wall of the buffer water tank.

Through adopting above-mentioned technical scheme, through the setting of guide plate, the rainwater flows into the baffle on the guide plate after flowing into in the surge tank, through blockking of guide plate, has further slowed down the speed that the rainwater flows.

Preferably, the baffle is disposed obliquely downward.

Through adopting above-mentioned technical scheme, through the decurrent setting of guide plate slope, make things convenient for the flow of rainwater, prevent that the rainwater from storing up in buffer tank, cause bacterial growing or smelly.

Preferably, the number of the baffles is more than or equal to two, and the end part of the upper-layer baffle is positioned above the lower-layer baffle.

Through adopting above-mentioned technical scheme, the setting of polylith guide plate for the rainwater can continue to cushion the water conservancy diversion to lower floor's guide plate after the buffering water conservancy diversion of upper guide plate, further reduces the flow speed of rainwater, and after the buffering water conservancy diversion of polylith guide plate, the speed greatly reduced that the rainwater flows has reduced the rainwater and has impacted ground.

Preferably, a buffer block is arranged in the buffer water tank.

Through adopting above-mentioned technical scheme, through the setting of buffer block, the rainwater is in the back of flowing into buffer tank, and the rainwater cushions on flowing into the buffer block to prevented that the rainwater from directly impacting buffer tank's bottom, prolonged buffer tank's life.

Preferably, the top of the buffer block is provided with a buffer slot.

Through adopting above-mentioned technical scheme, through seting up of dashpot, the rainwater flows into the dashpot in, and the lateral wall of dashpot plays the hindrance effect to the flow of rainwater to reduced the rainwater and flowed speed, reduced the impact of rainwater to ground.

Preferably, the bottom of the buffer tank is circular arc-shaped.

By adopting the technical scheme, the bottom of the buffer groove is in the shape of a circular arc, so that the area of the bottom of the buffer groove is increased, and the pressure of rainwater rushing into the bottom of the buffer groove is reduced; on the other hand, the bottom surface of the buffer tank is arc-shaped, so that the stress concentration caused by rainwater impact on the bottom surface is reduced, the service life of the buffer water tank is further prolonged, and the reliability of the rainwater recovery system is improved.

Preferably, the side wall of the buffer slot is provided with a diversion hole communicated with the outside of the buffer slot.

Through adopting above-mentioned technical scheme, through the setting in water conservancy diversion hole, can be so that a small amount of rainwater in the dashpot also can flow out the dashpot to prevent that a small amount of rainwater from persisting in the dashpot, cause breeding the production of bacterium or smelly scheduling problem of a small amount of rainwater.

Preferably, the overflow assembly comprises a water through pipe arranged in the middle of the side wall of each buffer water tank and a second overflow pipe communicated with each water through pipe, and the second overflow pipe is communicated to the inside of the water collecting tank.

Through adopting above-mentioned technical scheme, through the setting of water service pipe and second overflow pipe, the rainwater of roof enters into the drain box through first drain pipe in, when the precipitation is great, the water level in the drain box constantly rises, until reaching the height of water service pipe, and partial rainwater directly gets into the second overflow pipe through the water service pipe, and the rethread second overflow pipe directly gets into in the header tank to drainage speed has been promoted.

To sum up, the utility model discloses a beneficial technological effect does:

1. accumulated water on the roof of the high-rise building is drained into the buffer water tank through the first drain pipe, the buffer water tank buffers the inflow rainwater, the flowing speed of the rainwater is reduced, the rainwater flows into the flow guide pipe through the buffer water tank, the rainwater continues to enter the next buffer water tank for buffering, and the like until the rainwater flows to the buffer water tank at the bottommost part, so that the effect of slowing down the flowing speed of the rainwater is achieved, and the impact of the rainwater on the ground is reduced;

2. due to the arrangement of the water collecting tank, rainwater is collected in the water collecting tank, so that the impact of the rainwater on the ground is reduced, people can conveniently recycle the rainwater in the water collecting tank, and the convenience of life of people is improved;

3. when rainwater in the water collecting tank is more and higher than the positions of the overflow pipes, rainwater can enter the urban rainwater discharge pipe network through the first overflow pipe to be discharged.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a rainwater recovery system for a high-rise building.

Fig. 2 is a sectional view of a rainwater recovery system for a high-rise building according to embodiment 1.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic structural view of the inside of the buffer tank in embodiment 2.

In the figure, 1, a first drainage pipe; 2. a drainage unit; 3. a buffer water tank; 31. a baffle; 32. a buffer block; 321. a buffer tank; 322. a flow guide hole; 4. a flow guide pipe; 5. a second drain pipe; 6. a water collection tank; 61. a first overflow pipe; 7. an overflow assembly; 71. a water pipe; 72. a second overflow tube.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment,

Referring to fig. 1, for the utility model discloses a high-rise building rainwater recovery system, including setting up in the first drain pipe 1 of building roof, a plurality of drainage unit 2 and the overflow subassembly 7 of installing in first drain pipe 1 below. The specific number of the drainage units 2 can be adjusted according to the actual height of the high-rise building.

Referring to fig. 2 and 3, the drainage unit 2 includes a buffer water tank 3 and a flow guide pipe 4, the buffer water tank 3 is fixed on the sidewall of the high-rise building by bolts, and the flow guide pipe 4 is used for communicating the adjacent buffer water tanks 3. The first water drainage pipe 1 is embedded in a wall body of a roof, and the lower part of the first water drainage pipe 1 is communicated with the buffer water tank 3 at the top.

The welding has two guide plates 31 of mutually supporting on buffer tank 3's the lateral wall, and two guide plates 31 all incline downward setting to prevent that the rainwater from storing up on guide plate 31. The two guide plates 31 are crossed and arranged in height, one guide plate 31 is positioned under the upper guide pipe 4, the other guide plate 31 is arranged on the opposite side of the guide plate 31, and the lowest end of the upper guide plate 31 is positioned right above the lower guide plate 31. After the rainwater is in buffering water conservancy diversion of upper guide plate 31, can continue to flow to lower floor's guide plate 31 and continue buffering water conservancy diversion, further reduce the flow speed of rainwater, behind the buffering water conservancy diversion of polylith guide plate 31, the speed greatly reduced that the rainwater flows has reduced the impact of rainwater to ground.

The overflow assembly 7 includes a water passage pipe 71 installed on a central portion of a side wall of each buffer tank 3 and a second overflow pipe 72 communicating with each water passage pipe 71, the second overflow pipe 72 communicating to the inside of the water collection tank 6. When the precipitation is large, the water level in the drainage tank continuously rises until reaching the height of the water through pipe 71, part of the rainwater directly enters the second overflow pipe 72 through the water through pipe 71 and then directly enters the water collection tank 6 through the second overflow pipe 72, and therefore the drainage speed is improved.

Referring to the attached drawing 1, a second drain pipe 5 is installed at the bottom of the bottommost buffer water tank 3, a water collection tank 6 is communicated with the lower portion of the second drain pipe 5, and the water collection tank 6 is placed on the ground. During the rainfall, the ponding of high-rise building roof discharges into buffer tank 3 through first drain pipe 1 in, buffer tank 3 cushions the rainwater that flows in, has reduced the speed that the rainwater flows, and rethread buffer tank 3 flows into honeycomb duct 4 in, continues to enter into next buffer tank 3 and cushions to analogize from this and flow to the buffer tank 3 of bottommost, enter into in the header tank 6 from buffer tank 3 of bottommost. Therefore, the impact of rainwater discharged by the high-rise building on the ground is reduced, and the production and the life of people are facilitated.

The middle part of the side wall of the water collecting tank 6 is communicated with a first overflow pipe 61, and the first overflow pipe 61 is communicated to the inside of the urban rainwater discharge pipe network. When the rainwater in the water collecting tank 6 is more and higher than the positions of the overflow pipes, the rainwater can enter the urban rainwater discharge pipe network through the first overflow pipe 61 to be discharged. Ensures that the rainwater can be smoothly discharged when the rainfall is larger.

Example II,

Referring to fig. 4, the present embodiment is different from the first embodiment in that a buffer block 32 for buffering rainwater flow is disposed in the buffer water tank 3, and the buffer block 32 is located right below the draft tube 4 above the buffer tank. The buffer block 32 is provided with a buffer slot 321, and the bottom of the buffer slot 321 is arc-shaped. The rainwater is after flowing into buffer tank 3, and the rainwater flows to and cushions on the buffer block 32 to prevent rainwater direct impact buffer tank 3's bottom, prolonged buffer tank 3's life. In the rainwater flowed into buffer slot 321, the lateral wall of buffer slot 321 played the hindrance effect to the flow of rainwater to reduced the rainwater and flowed speed, reduced the impact of rainwater to ground.

The lateral wall of buffer slot 321 is close to bottom department and has seted up a plurality of water conservancy diversion holes 322, and water conservancy diversion hole 322 runs through the lateral wall of buffer slot 321 and communicates with the outside of buffer slot 321. Through the setting of water conservancy diversion hole 322, can be so that a small amount of rainwater in buffer slot 321 also can flow out buffer slot 321 to prevent that a small amount of rainwater from persisting in buffer slot 321, cause the production of breeding the bacterium or smelly scheduling problem of a small amount of rainwater.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a high-rise building rainwater recovery system which characterized in that: including setting up in first drain pipe (1) of building roof and installing in a plurality of drainage unit (2) of first drain pipe (1) below, drainage unit (2) are adjacent including buffer tank (3) and being used for the intercommunication honeycomb duct (4) of buffer tank (3), and buffer tank (3) and honeycomb duct (4) set up at the interval on vertical direction, first drain pipe (1) are linked together with buffer tank (3) at top, and second drain pipe (5) are installed to the bottom of buffer tank (3) at bottom, the sub-unit connection of second drain pipe (5) has header tank (6), the middle part of header tank (6) is provided with first overflow pipe (61), first overflow pipe (61) are connected to in the urban rainwater delivery pipe net.

2. The high-rise building rainwater recovery system according to claim 1, wherein: and a guide plate (31) is arranged on the side wall of the buffer water tank (3).

3. The high-rise building rainwater recovery system according to claim 2, wherein: the guide plate (31) is arranged obliquely downwards.

4. The high-rise building rainwater recovery system according to claim 2, wherein: the number of the guide plates (31) is more than or equal to two, and the end part of the upper guide plate (31) is positioned above the lower guide plate (31).

5. The high-rise building rainwater recovery system according to claim 1, wherein: and a buffer block (32) is arranged in the buffer water tank (3).

6. The high-rise building rainwater recovery system according to claim 5, wherein: the top of the buffer block (32) is provided with a buffer groove (321).

7. The high-rise building rainwater recovery system according to claim 6 wherein; the bottom of the buffer groove (321) is arc-shaped.

8. The high-rise building rainwater recovery system according to claim 6, wherein: the side wall of the buffer groove (321) is provided with a diversion hole (322) communicated with the outside of the buffer groove (321).

9. The high-rise building rainwater recovery system according to claim 1, wherein: the overflow assembly (7) comprises water through pipes (71) arranged in the middle of the side wall of each buffer water tank (3) and second overflow pipes (72) communicated with the water through pipes (71), and the second overflow pipes (72) are communicated to the inside of the water collecting tank (6).