CN214461890U

CN214461890U - Green hydrocone type roofing rainwater drainage structures

Info

Publication number: CN214461890U
Application number: CN202023165288.8U
Authority: CN
Inventors: 莫朝晖; 杨得垦; 罗振令; 梁晓宇; 陈贤卓
Original assignee: Yifang Design Group Co ltd
Current assignee: Yifang Design Group Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-22
Anticipated expiration: 2030-12-24

Abstract

The utility model relates to a green hydrocone type roof rainwater drainage structure, which belongs to the field of roof drainage and comprises a hydrocone type rainwater hopper arranged on a roof body and a drain pipe communicated with the hydrocone type rainwater hopper, wherein a filtering tank and a collecting tank which are communicated with each other are arranged below the roof body, the filtering tank is communicated with the drain pipe, a clapboard is arranged in the filtering tank and divides the filtering tank into a filtering part communicated with the collecting tank and a water inlet part communicated with the drain pipe, a space is reserved between the clapboard and the bottom of the filtering tank, the water inlet part is provided with a filter screen, one side of the filter screen facing the bottom of the filtering tank is set as a water facing surface, the bottom of the filtering tank is provided with a slag outlet, and the slag outlet is provided with a slag discharging cover; this application has the effect of the impurity in the better filtration rainwater.

Description

Green hydrocone type roofing rainwater drainage structures

Technical Field

The application relates to the field of roof drainage, in particular to a green siphon type roof rainwater drainage structure.

Background

Roof drainage is one of the main concerns in building construction, and especially in areas with frequent rainwater, builders can focus on improving roof drainage structures; the roof drainage structure is a structure for rapidly draining rain on a roof and reducing water accumulated on the roof.

General roofing drainage structures divide into gravity type drainage structures and hydrocone type drainage structures, compares with gravity type drainage structures, and hydrocone type drainage structures is through setting up hydrocone type rainwater fill, and the rainwater fill entry that prevents that can be fine gets into the drain pipe for thereby water can be full of the drain pipe and produce siphoning, utilizes the effective position difference between rainwater fill to the drain pipe to be power, makes the inside negative pressure that produces of system for drainage speed improves drainage effect.

Siphonic drainage can be faster to drain away impurities in rainwater, reduces residual impurities in a drain pipe, but also can lead to the increase of the impurity content in the rainwater discharged by the drain pipe, and the problem that how to filter impurities in the rainwater is a problem to be solved for a drainage structure for realizing rainwater recycling.

SUMMERY OF THE UTILITY MODEL

For the impurity of better filtration rainwater, the application provides a green hydrocone type roofing rainwater drainage structures.

The application provides a green hydrocone type roofing rainwater drainage structures adopts following technical scheme:

the utility model provides a green hydrocone type roofing rainwater drainage structures, including install in the hydrocone type rainwater fill of roofing body and with the drain pipe of hydrocone type rainwater fill intercommunication, roofing body below is provided with the filtering ponds and the collecting box of mutual intercommunication, the filtering ponds with the drain pipe intercommunication, be provided with the baffle in the filtering ponds, the baffle will the filtering ponds separate for with the filtering part of collecting box intercommunication and with the portion of intaking of drain pipe intercommunication, the baffle with leave the interval between the bottom of the pool of filtering ponds, the filtering part is provided with the filter screen, the filter screen towards the one side at the bottom of the filtering ponds is established to the upstream face, the slag notch has been seted up at the bottom of the pool of filtering ponds, the slag notch is provided with the slag notch lid.

Through adopting above-mentioned technical scheme, the rainwater gets into behind the filtering ponds through the drain pipe, the water level of filter house constantly risees, the rainwater gets into the collecting box after the filter screen filters in order to supply follow-up recycle, thereby filter the impurity in the rainwater when collecting the rainwater, and the bottom surface that utilizes the filter screen comes and contacts with impurity, the upstream face at the filter screen is stayed to impurity after the rainwater has flowed, and the rainwater of filtering ponds is from the slag notch discharge back, the impurity of upstream face is easily acted on by gravity and is left the filter screen, keep the filter effect of filter screen, thereby impurity in the better filtration rainwater.

Optionally, the filtering tank is communicated with the collecting tank through a communicating pipe, the height of the pipe orifice of the drain pipe is higher than that of the communicating pipe, and the height of the filter screen is lower than that of the communicating pipe.

By adopting the technical scheme, the rainwater can be ensured to smoothly reach the communicating pipe and then enter the communicating pipe after being filtered by the filter screen.

Optionally, the collecting box is communicated with a recycling pipe extending to the upper side of the roof body, and a water suction pump is installed on the recycling pipe.

Through adopting above-mentioned technical scheme, the retrieval and utilization pipe can take the rainwater of collecting the collecting box back to roofing body top to when the roofing body is planted and has the vegetation, can utilize the rainwater to water the vegetation.

Optionally, the recycling pipe and the filtering part are communicated with each other to form a back flushing pipe, the height of the pipe opening of the back flushing pipe is higher than that of the filtering net, a back flushing valve is installed on the back flushing pipe, and the recycling valve is installed on the recycling pipe.

By adopting the technical scheme, the backflushing pipe sprays part of rainwater onto the filter screen to backflush the filter screen, so that impurities are washed and further impurities leave the filter screen, and the filtering effect is improved.

Optionally, the nozzle of the back flushing pipe is provided with a spray head facing the back water surface of the filter screen.

Through adopting above-mentioned technical scheme, the shower nozzle can increase the water spray area of recoil pipe, improves the effect of back flush.

Optionally, the bottom of the filtering tank is arranged from the periphery to the slag outlet in a downward inclined mode.

Through adopting above-mentioned technical scheme, the slope of filtering ponds bottom of the pool sets up and helps impurity to concentrate toward the direction of slag notch.

Optionally, the partition plate is provided with a discharge-assisting port, and the bottom side of the discharge-assisting port is higher than the bottom side of the communicating pipe.

Through adopting above-mentioned technical scheme, when the filter screen is blockked up, when resulting in the rainwater to pass through the speed of filter screen too slow, the rainwater liquid level of the portion of intaking is too high, thereby the rainwater can be through helping row's mouth to discharge into communicating pipe fast through the baffle, guarantees that the rainwater can reach the collecting box.

Optionally, a discharge-assisting groove body extending towards the communicating pipe is arranged at a position of the partition board corresponding to the discharge-assisting port.

Through adopting above-mentioned technical scheme, help row cell body bearing and guide rainwater inflow communicating pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. rainwater enters the drain pipe from the siphon rainwater hopper, and after entering the filter tank through the drain pipe, the rainwater enters the collecting tank after being filtered by the filter screen for subsequent recycling, so that impurities in the rainwater are filtered while the rainwater is collected, the impurities are left on the upstream surface of the filter screen after the rainwater flows, and the impurities are easy to leave the filter screen under the action of gravity, so that the filtering effect of the filter screen is maintained, and the impurities in the rainwater are better filtered;

2. the back flush pipe can utilize the rainwater of collecting to carry out the back flush to the filter screen, reduces the impurity that adheres to on the filter screen, improves the filter effect.

Drawings

Fig. 1 is a cross-sectional structural view of an embodiment of the present application.

Fig. 2 is a partially enlarged view of a in fig. 1.

Description of reference numerals: 1. a house; 11. a roof body; 12. a siphonic rainwater hopper; 13. a drain pipe; 2. a filtration tank; 201. a water inlet part; 202. a filtering part; 21. a communicating pipe; 22. a partition plate; 23. a filter screen; 24. a slag outlet; 25. a slag discharging cover; 26. a discharge-assisting port; 27. a discharge-assisting groove body; 3. a collection box; 31. a recycling pipe; 32. a water pump; 33. a recycling valve; 34. back flushing the pipe; 35. a spray head; 36. a recoil valve.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses green hydrocone type roofing rainwater drainage structures. As shown in fig. 1, a green hydrocone type roof rainwater drainage structure includes hydrocone type rainwater fill 12, drain pipe 13, filtering ponds 2 and collecting box 3, hydrocone type rainwater fill 12 is installed in roof body 11, roof body 11 sets up in house 1 top, hydrocone type rainwater fill 12 is used for receiving the rainwater, filtering ponds 2 and collecting box 3 are all installed in the bottom of house 1, communicate through communicating pipe 21 between filtering ponds 2 and the collecting box 3, drain pipe 13 communicates between hydrocone type rainwater fill 12 and filtering ponds 2, the rainwater flows into drain pipe 13 after entering hydrocone type rainwater fill 12, then get into filtering ponds 2, get into collecting box 3 after the filtration of filtering ponds 2 collects.

As shown in fig. 1 and 2, the filtering tank 2 is a cuboid-like structure with an opening on the top, a partition plate 22 is vertically fixed between the side walls of two opposite sides of the filtering tank 2, a space is left between the partition plate 22 and the bottom of the filtering tank 2, the partition plate 22 separates the filtering tank 2 into a filtering part 202 and a water inlet part 201, the filtering part 202 is located on one side close to the collecting tank 3, the filtering part 202 and the water inlet part 201 are communicated through the space between the partition plate 22 and the bottom of the filtering tank 2, the pipe orifice of the drain pipe 13 extends into the water inlet part 201, the pipe orifice of the drain pipe 13 is higher than the pipe orifice of the communicating pipe 21, so that rainwater firstly enters the water inlet part 201, the rainwater is continuously accumulated at the bottom of the filtering tank 2, and the rainwater level continuously rises in the water inlet part 201 and the filtering part 202.

As shown in fig. 2, the filter screen 23 is horizontally arranged in the filter part 202, the four side edges of the filter screen 23 are fixed on the side wall and the partition plate 22 of the filter tank 2, the height of the filter screen 23 is lower than that of the communicating pipe 21, a plurality of filter meshes are preset on the filter screen 23, one side of the filter screen 23 facing the bottom of the filter tank 2 is a water-facing surface, the other side of the filter screen is a water-backing surface, in the process of rainwater liquid level rising, rainwater passes through the filter screen 23 from the water-facing surface side, the filter screen 23 separates impurities in the rainwater, part of the impurities are attached to the water-facing surface, then the rainwater enters the collecting box 3 through the communicating pipe 21, filtering and collecting of the rainwater are realized, and subsequent recycling is supplied.

A slag outlet 24 is formed in the bottom of the filtering tank 2, the slag outlet 24 is communicated with the outside and is positioned in the center of the bottom of the filtering tank 2, and the bottom of the filtering tank 2 is arranged in a downward inclination manner from the periphery to the direction of the slag outlet 24, so that rainwater and impurities are more easily concentrated in the direction of the slag outlet 24 and are convenient to discharge; the slag hole 24 is covered with a slag cover 25, the slag cover 25 is in threaded connection with the side wall of the filtering pool 2 positioned at the slag hole 24, the slag cover 25 can prevent rainwater from being discharged from the slag hole 24 when the filtering pool 2 filters rainwater, after the filtering pool 2 filters the rainwater, the slag cover 25 is rotated to open the slag hole 24, and the rainwater and impurities blocked by the filtering net 23 are discharged from the slag hole 24; in addition, after rainwater is discharged, impurities attached to the upstream surface of the filter screen 23 are easy to separate from the filter screen 23 under the action of gravity, the situation that the filter screen 23 is blocked due to excessive impurities is reduced, and the filtering effect of the filter screen 23 is improved.

The partition plate 22 is provided with an auxiliary discharge port 26, the auxiliary discharge port 26 is communicated with the water inlet part 201 and the filtering part 202, the auxiliary discharge port 26 is circular, and the height of the auxiliary discharge port 26 is lower than that of the pipe orifice of the drain pipe 13; the partition plate 22 is horizontally fixed with a discharge assisting groove body 27, the cross section of the discharge assisting groove body 27 is semicircular, one end face of the discharge assisting groove body 27 is arranged along the bottom side edge of the discharge assisting port 26, one end of the discharge assisting groove body 27, which is far away from the partition plate 22, extends towards the direction of the communicating pipe 21, the bottom side height of the discharge assisting port 26 and the bottom side height of the discharge assisting groove body 27 are both higher than the bottom side height of the communicating pipe 21, and the diameter of the discharge assisting groove body 27 is smaller than that of the communicating pipe 21, so that the obstruction of the discharge assisting groove body 27 to rainwater entering the communicating pipe 21 is reduced; when the filter screen 23 is blocked, the rainwater can not pass through the filter screen 23 or the speed of passing through the filter screen 23 is too slow, the liquid level of the rainwater at the water inlet part 201 continuously rises until the rainwater flows to the filter part 202 from the auxiliary discharging port 26, so that the rainwater overflowing the filter tank 2 is reduced, the auxiliary discharging groove body 27 plays a role in supporting and guiding the rainwater, the rainwater is guided to the communicating pipe 21, and the rainwater is accelerated to be discharged into the collecting box 3.

As shown in fig. 1 and 2, the side wall of the collection box 3 is communicated with a recycling pipe 31, one end of the recycling pipe 31, which is far away from the collection box 3, extends to the top of the roof body 11, a recycling valve 33 and a water suction pump 32 are installed on the recycling pipe 31, the recycling valve 33 is used for controlling the passage of water, the water suction pump 32 is used for providing power for water passing through the recycling pipe 31, the recycling valve 33 and the water suction pump 32 are opened, rainwater collected in the collection box 3 can flow to the top of the roof body 11 under the action of the water suction pump 32, for the house 1 with vegetation planted on the roof body 11, in dry weather, the vegetation can be watered by utilizing the collected rainwater and the recycling pipe 31, water resources are saved, and the utilization rate of the rainwater is improved.

As shown in fig. 2, a back flushing pipe 34 is communicated between the recycling pipe 31 and the filtering part 202 of the filtering tank 2, the back flushing pipe 34 is positioned below the recycling valve 33, the height of the nozzle of the back flushing pipe 34 is higher than that of the filtering net 23, the height of the nozzle of the back flushing pipe 34 is lower than that of the communicating pipe 21, a nozzle 35 is installed at the nozzle of the back flushing pipe 34, the water spraying area of the nozzle 35 is larger than that of the nozzle of the back flushing pipe 34, and the nozzle 35 is obliquely arranged towards the back water surface of the filtering net 23; the backflushing valve 36 is installed on the backflushing pipe 34, when vegetation of the roof body 11 is irrigated, the backflushing valve 36 is closed, the recycling valve 33 is opened, when impurities of the filter screen 23 need to be cleaned, the backflushing valve 36 is opened, the recycling valve 33 is closed, the rainwater is pumped to the backflushing pipe 34 by the water suction pump 32, the rainwater is sprayed out of the spray head 35 and sprayed onto the back water surface of the filter screen 23, therefore, the filter screen 23 is backflushed, impurities blocked in the filter mesh are made to leave the filter screen 23, the filtering effect of the filter screen 23 is improved, and the rainwater is guaranteed to smoothly pass through the filter screen 23.

The implementation principle of the green siphon roof rainwater drainage structure in the embodiment of the application is as follows:

rainwater received by the siphon rainwater hopper 12 is discharged into the filter tank 2 from the drain pipe 13, the rainwater flows into the collecting tank 3 after being filtered by the filter screen 23, the slag discharging cover 25 is unscrewed, and the rainwater and impurities blocked by the filter screen 23 are discharged from the slag discharging hole 24; the water pump 32 is turned on, and the rainwater is sprayed out from the reuse pipe 31 to irrigate the vegetation of the roof body 11; the backwashing valve 36 is opened, the reuse valve 33 is closed, and the water pump 32 makes rainwater be sprayed out from the spray head 35 through the backwashing pipe 34 to backwash the filter screen 23.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a green hydrocone type roofing rainwater drainage structures, including install in the hydrocone type rainwater fill (12) of roofing body (11) and with drain pipe (13) of hydrocone type rainwater fill (12) intercommunication, its characterized in that: roofing body (11) below is provided with filtering ponds (2) and collecting box (3) of mutual intercommunication, filtering ponds (2) with drain pipe (13) intercommunication, be provided with baffle (22) in filtering ponds (2), baffle (22) will filtering ponds (2) separate for with filtering part (202) of collecting box (3) intercommunication and with water inlet portion (201) of drain pipe (13) intercommunication, baffle (22) with leave the interval between the bottom of the pool of filtering ponds (2), filtering part (202) are provided with filter screen (23), filter screen (23) towards the one side of filtering ponds (2) bottom of the pool is established to the upstream face, slag notch (24) have been seted up at the bottom of the filtering ponds (2), slag notch (24) are provided with slag tap lid (25).

2. The green siphonic roof rainwater drainage structure according to claim 1, wherein: the filter tank (2) is communicated with the collection box (3) through a communicating pipe (21), the height of a pipe orifice of the drain pipe (13) is higher than that of the communicating pipe (21), and the height of the filter screen (23) is lower than that of the communicating pipe (21).

3. The green siphonic roof rainwater drainage structure according to claim 1, wherein: the collecting box (3) is communicated with a recycling pipe (31) extending to the upper part of the roof body (11), and a water suction pump (32) is installed on the recycling pipe (31).

4. A green siphonic roof drainage structure according to claim 3, wherein: retrieval and utilization pipe (31) with intercommunication has recoil pipe (34) between filter house (202), the orificial highly of recoil pipe (34) is higher than the height of filter screen (23), recoil valve (36) are installed in recoil pipe (34), retrieval and utilization valve (33) are installed in retrieval and utilization pipe (31).

5. The green siphonic roof rainwater drainage structure according to claim 4, wherein: and a nozzle (35) facing the back water surface of the filter screen (23) is arranged at the nozzle of the back flushing pipe (34).

6. The green siphonic roof rainwater drainage structure according to claim 1, wherein: the tank bottom of the filtering tank (2) is downwards inclined from the periphery to the slag outlet (24).

7. A green siphonic roof drainage structure according to claim 2, wherein: the partition plate (22) is provided with an auxiliary discharge port (26), and the bottom side of the auxiliary discharge port (26) is higher than the bottom side of the communication pipe (21).

8. The green siphonic roof rainwater drainage structure according to claim 7, wherein: and a discharge-assisting groove body (27) extending towards the communicating pipe (21) is arranged at the position of the partition plate (22) corresponding to the discharge-assisting port (26).