CN217175164U

CN217175164U - Rainwater collecting device

Info

Publication number: CN217175164U
Application number: CN202220151559.4U
Authority: CN
Inventors: 陈坚挺; 郁剑一; 张铭; 杨伟
Original assignee: Zhongyi Construction Group Co ltd
Current assignee: Zhongyi Construction Group Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-12
Anticipated expiration: 2032-01-20

Abstract

The application relates to the field of building water supply and drainage, in particular to a rainwater collecting device which comprises a rainwater collecting platform, a water collecting pipe, an initial rainwater tank, an overflow pipe and a water storage tank; a water collecting tank is arranged on the rainwater collecting platform and is communicated with the water collecting pipe; the bottom of the water collecting pipe is connected with the initial rainwater tank, one end of the overflow pipe is connected with the water collecting pipe, the other end of the overflow pipe is connected with the water storage tank, and the joint of the overflow pipe and the water collecting pipe is higher than the joint of the initial rainwater tank and the water collecting pipe. The present application has the effect of reducing the degree of contamination of the collected rainwater.

Description

Rainwater collecting device

Technical Field

The application relates to the field of building plumbing, in particular to a rainwater collecting device.

Background

According to the analysis report of national water resources, 400 cities in China have water shortage, wherein 100 cities have serious water shortage, the total annual water shortage is 60 billion cubic meters, and the shortage of urban water resources becomes a great reason for restricting the development of cities in China. Rainfall is the most main natural rainfall form, and the urban water shortage can be relieved to a certain extent by collecting and utilizing the rainwater. At present, a plurality of buildings have the function of collecting rainwater, and the collected rainwater can be used for greening irrigation or used as domestic water after treatment.

However, in the rainfall process, a large amount of pollutant gases such as acid gases, automobile exhaust, factory exhaust and the like in the air are often dissolved in the initial rainwater, and after the rainwater falls to the ground, due to scouring of roofs, asphalt concrete roads and the like, the initial rainwater contains a large amount of pollutants, the pollution degree of the initial rainwater is high and even exceeds the pollution degree of common urban sewage, and the rainwater needs to be treated by a professional sewage treatment plant and is difficult to be used in daily life.

SUMMERY OF THE UTILITY MODEL

In order to reduce the pollution degree of the collected rainwater, the application provides a rainwater collecting device.

The application provides a rainwater collection device adopts following technical scheme:

a rainwater collecting device comprises a rainwater collecting platform, a water collecting pipe, an initial rainwater tank, an overflow pipe and a water storage tank; a water collecting tank is arranged on the rainwater collecting platform and is communicated with the water collecting pipe; the bottom of the water collecting pipe is connected with the initial rainwater tank, one end of the overflow pipe is connected with the water collecting pipe, the other end of the overflow pipe is connected with the water storage tank, and the joint of the overflow pipe and the water collecting pipe is higher than the joint of the initial rainwater tank and the water collecting pipe.

By adopting the technical scheme, the rainwater collected on the rainwater collection platform flows into the water collection tank and then is collected into the water collection pipe; because the junction of overflow pipe and collector pipe is higher than the junction of initial stage rainwater case and collector pipe, the rainwater in the collector pipe can flow into initial stage rainwater case earlier, and when initial stage rainwater case filled the back, the liquid level in the collector pipe rose, and when the liquid level reachd overflow pipe and collector pipe junction, the rainwater overflow in the collector pipe entered the overflow pipe, and then flowed into in the cistern. Initial stage rainwater is collected in the initial stage rainwater case, and the middle and later stage rainwater that the pollution degree is less then collects in the cistern, makes the rainwater pollution in the cistern of collecting less like this, supplies resident's life and afforestation to irrigate and use after being suitable for to handle.

Preferably, a buoyancy piece is arranged in the initial rainwater tank, a water inlet cylinder is arranged at the top of the initial rainwater tank, and the water collecting pipe is connected with the initial rainwater tank through the water inlet cylinder; when the initial rainwater tank is full of rainwater, the buoyancy piece is clamped at the bottom of the water inlet barrel in a sealing manner so as to seal the opening of the water inlet barrel.

Through adopting above-mentioned technical scheme, be provided with buoyancy spare and a section of thick bamboo of intaking in the rain tank of initial stage, the collector pipe links to each other with a section of thick bamboo of intaking, and the rainwater flows into the rain tank of initial stage from a section of thick bamboo of intaking, and buoyancy spare is suitable for along a section of thick bamboo axial lift of intaking until buoyancy spare sealed joint in a section of thick bamboo of intaking. When the water level in the rainwater box of initial stage rises, buoyancy spare follows the liquid level and floats together to a section of thick bamboo of intaking of sealed joint rainwater inflow department, like this when the rainwater in the rainwater box of initial stage is collected full back, buoyancy spare and a section of thick bamboo cooperation of intaking are used and are played the effect of non return, prevent that the sewage in the rainwater box of initial stage is wrapped up in by rivers and is being carried and get into in the water storage box.

Preferably, the cross-sectional area of the water inlet cylinder is gradually increased from top to bottom.

Through adopting above-mentioned technical scheme, the section area of intaking section of thick bamboo is from the top down crescent, and a section of thick bamboo of intaking is from the top down and is an expanded loudspeaker form, is favorable to like this that the buoyancy piece goes up and goes up the smooth card when going up along with the liquid level and goes into in the section of thick bamboo of intaking to play the non return effect.

Preferably, a limiting pipe is arranged in the initial rainwater tank, the limiting pipe is vertically sleeved on the outer side of the buoyancy piece and connected with the bottom wall of the initial rainwater tank, and a plurality of water through holes are formed in the pipe wall of the limiting pipe.

By adopting the technical scheme, the limiting pipe is sleeved outside the buoyancy piece to limit the movement of the buoyancy piece along the radial direction of the limiting pipe, so that the buoyancy piece is prevented from floating in the initial rainwater tank as much as possible, and the buoyancy piece is favorably abutted to the water inlet cylinder; the water through holes are formed in the pipe wall of the limiting pipe, so that the liquid level in the limiting pipe is parallel and level with the liquid level in the initial rainwater tank, the floating force piece can float upwards along with the liquid level in the initial rainwater tank, and the water inlet cylinder is abutted in time to play a role in stopping.

Preferably, the water collecting pipe comprises a first water conveying section, a second water conveying section and a reducing joint for connecting the first water conveying section and the second water conveying section, the first water conveying section is located above the second water conveying section, the pipe diameter of the first water conveying section is smaller than that of the second water conveying section, and the overflow pipe is connected to the second water conveying section.

Through adopting above-mentioned technical scheme, first water delivery section passes through the reducing joint with the second water delivery section and links to each other, and the pipe diameter of second water delivery section is greater than first water delivery section, and the overflow pipe is connected on the second water delivery section, like this at overflow pipe and second water delivery section junction, because the pipe diameter of collector pipe enlarges for rainwater in the early stage of rainfall collector is difficult directly to flow into in the water storage box along the overflow pipe.

Preferably, the water collecting pipe further comprises a water collecting section, one end of the water collecting section is connected with the second water conveying section, the axial direction of the water collecting section is perpendicular to the axial direction of the second water conveying section, and the other end of the water collecting section is connected with the water inlet cylinder.

Through adopting above-mentioned technical scheme, the section of catchmenting is connected with the second water delivery section is perpendicular, flows into the back from the second water delivery section when the rainwater, through a section of catchmenting turn to the back through a section of intaking and flows into initial stage rainwater case, at the intraductal rainwater loss part energy of diversion process catchment to reduce the rainwater and flow into the impact force to buoyancy spare behind the initial stage rainwater case, be favorable to buoyancy spare and a section of intaking butt stable.

Preferably, a drain outlet is formed in the joint of the water collecting section and the second water conveying section, the drain outlet is formed in the downward end of the second water conveying section, a plugging piece is arranged at the position, facing downwards, of the drain outlet of the second water conveying section, and the plugging piece plugs the drain outlet.

By adopting the technical scheme, the sewage draining outlet is formed in the downward end of the second water conveying section, so that dirt in the water collecting pipe can be cleaned through the sewage draining outlet, and the water collecting pipe is prevented from being blocked; after the dirt in the water collecting pipe is cleaned, the blocking piece is used for blocking the upper drain outlet, and rainwater in the pipe is prevented from flowing out of the drain outlet.

Preferably, a bypass pipe is connected to the outer periphery of the water collecting pipe, and a joint of the bypass pipe and the water collecting pipe is higher than a joint of the overflow pipe and the water collecting pipe.

By adopting the technical scheme, the bypass pipe is connected to the water collecting pipe above the joint of the overflow pipe and the water collecting pipe, when the water in the water storage tank is full, the liquid level in the water collecting pipe continuously rises, and when the liquid level in the water collecting pipe rises to the joint of the bypass pipe and the water collecting pipe, the rainwater in the water collecting pipe overflows from the bypass pipe; therefore, when the rainfall is too large, rainwater exceeding the collecting capacity of the water storage tank can be discharged from the bypass pipe in time, and excessive rainwater accumulation on the rainwater collecting platform is avoided.

Preferably, one end of the water collecting pipe connected with the water collecting tank is provided with a filter plate.

Through adopting above-mentioned technical scheme, be provided with the filter in collector pipe and water catch bowl junction, the filter can wrap up in the rainwater and hold the preliminary filtration such as rubbish debris that brings under the arm for the collector pipe is difficult for blockking up.

Preferably, a filtering net cover is arranged at the joint of the overflow pipe and the water storage tank.

Through adopting above-mentioned technical scheme, overflow pipe and water storage box junction are provided with one and filter the screen panel, filter the fine impurity that the screen panel can further filter the rainwater that flows into the water storage box in the miscellaneous tiny impurity of clamp to reduce the pollution degree of the rainwater of collecting in the water storage box.

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

1. the initial rainwater tank collects initial rainwater at the beginning of rainfall, after the initial rainwater tank is full of rainwater, the rainwater in the water collecting pipe enables the liquid level in the water collecting pipe to rise, and the rainwater flows into the water storage tank through the overflow pipe, so that the initial rainwater with serious pollution and the rainwater with small pollution in the middle and later periods are separated, the pollution degree of the rainwater collected in the water storage tank is small, and the rainwater is beneficial to use after being treated by residents;

2. the initial rainwater tank is internally provided with a buoyancy piece, the buoyancy piece is limited by the limiting pipe so as to lift along the axial direction of the limiting pipe along with the lifting of the water surface in the initial rainwater tank, the initial rainwater tank is internally provided with a water inlet barrel, and when the buoyancy piece is abutted against the water inlet barrel, the initial rainwater in the initial rainwater tank can be effectively prevented from flowing back to the water collecting pipe and overflowing into the water storage tank, so that the middle and later stage rainwater in the water storage tank is polluted;

3. the bypass pipe is connected to the water collecting pipe above the connection position of the overflow pipe and the water collecting pipe, after rainwater in the water storage tank is collected fully, the liquid level in the water collecting pipe rises and flows out along the bypass pipe, so that the rainwater cannot be discharged along the water collecting pipe after the water storage tank is filled fully when the rainfall is too large, and therefore the rainwater is collected and accumulated on the platform.

Drawings

Fig. 1 is a general schematic diagram of an embodiment of the present application.

Fig. 2 is a top view of an embodiment of the present application.

Fig. 3 is a cross-sectional view a-a of fig. 2 in accordance with an embodiment of the present application.

Fig. 4 is an exploded view of a header pipe according to an embodiment of the present application.

FIG. 5 is a schematic illustration of a bypass line connection according to an embodiment of the present application.

Fig. 6 is a cross-sectional view B-B of fig. 2 in accordance with an embodiment of the present application.

Description of reference numerals: 1. a rainwater collection station; 11. a water collection tank; 12. a filter plate; 2. a water collection pipe; 21. a first water transport section; 22. a second water delivery section; 23. a water collection section; 24. a reducer union; 25. a sewage draining outlet; 26. a blocking member; 3. an initial rainwater tank; 31. a water inlet cylinder; 32. a limiting pipe; 321. a water through hole; 33. a buoyant member; 4. an overflow pipe; 5. a water storage tank; 51. a filtering net cover; 6. a bypass pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses rainwater collection device. Referring to fig. 1 and 2, the rainwater collection device includes a rainwater collection stage 1, a water collection pipe 2, an initial rainwater tank 3, an overflow pipe 4, a water storage tank 5, and a bypass pipe 6.

The edge of the rainwater collection platform 1 is provided with a water collection tank 11, one end of the water collection tank 11 is communicated with the top end of a water collection pipe 2, the bottom end of the water collection pipe 2 is connected with an initial rainwater tank 3, one end of an overflow pipe 4 is connected above the joint of the water collection pipe 2 and the initial rainwater tank 3, and one end of the overflow pipe 4, which is far away from the water collection pipe 2, is connected with a water storage tank 5; the bypass pipe 6 is connected above the joint of the water collecting pipe 2 and the overflow pipe 4 and is used for discharging redundant accumulated water.

The rainwater collection platform 1 may be a roof, a floor, or a collection platform separately provided, and the rainwater collection platform 1 in this embodiment specifically takes a roof as an example. The water collecting tank 11 can be integrally manufactured when the rainwater collecting platform 1 is poured, and can also be excavated and formed in the later period; the tank bottom surface of the water collecting tank 11 is lowest at the position communicated with the water collecting pipe 2, and the rainwater collected on the rainwater collecting platform 1 falls into the water collecting tank 11 and then is collected at the top of the water collecting pipe 2. The top mouth of pipe department of collector pipe 2 covers has a filter 12, and this filter 12 passes through fasteners such as bolt and links to each other with the tank bottom surface of water catch bowl 11, can filter the big debris rubbish that rivers brought from this, avoids blockking up collector pipe 2.

In this embodiment, the water collecting pipe 2, the overflow pipe 4 and the bypass pipe 6 are made of PVE plastic pipes, but may be made of other materials.

Referring to fig. 3, the initial raintank 3 is provided therein with a water inlet tube 31, a buoyant member 33, and a stopper tube 32. The section of thick bamboo 31 of intaking welds in the top of initial stage rainwater case 3, and the section of thick bamboo of intaking is big end down's tubaeform, and collector pipe 2 is linked together with initial stage rainwater case 3 through a section of thick bamboo 31 of intaking. The inlet pipe 31 can be located in the initial rain tank 3, and also can be located outside the initial rain tank 3, and the inlet pipe 31 penetrates through the top cover of the initial rain tank 3 in this embodiment, and the inlet pipe 31 is divided into an upper part and a lower part by the top cover of the initial rain tank 3. The limiting pipe 32 is positioned right below the water inlet cylinder 31, the limiting pipe 32 is vertically arranged, the bottom end of the limiting pipe is welded on the inner side bottom wall of the initial rainwater tank 3, and the buoyancy piece 33 penetrates through the limiting pipe 32 and is suitable for being vertically lifted along the axial direction of the limiting pipe 32; a plurality of limber holes 321 are formed in the wall of the limiting pipe 32 and used for circulating rainwater in the limiting pipe and the initial rainwater tank. In this embodiment, the buoyancy member 33 is a floating ball, so that the buoyancy member 33 can be well abutted against the water inlet cylinder 31 under the washing of rainwater flowing into the water inlet cylinder 31.

When rainwater flows into the initial rainwater tank 3 from the water inlet cylinder 31, rainwater in the initial rainwater tank 3 flows into the limiting pipe 32 through the water through hole 321, the buoyancy member 33 axially rises along the limiting pipe 32 along with the rise of the liquid level until the buoyancy member 33 abuts against the water inlet cylinder 31, and at the moment, under the action of buoyancy, the buoyancy member 33 is in sealing and clamping connection with the bottom of the water inlet cylinder 31 to seal the opening of the water inlet cylinder 31.

Referring to fig. 4, the header 2 includes a first water delivery section 21, a second water delivery section 22, a reducer union 24, and a header section 23. The pipe diameter of the first water conveying section 21 is smaller than that of the second water conveying section 22, and the first water conveying section 21 is connected with the second water conveying section 22 through a reducing joint 24; one end of the overflow pipe 4 is connected to the pipe wall of one end of the second water conveying section 22 close to the first water conveying section 21, and the other end is connected with the water storage tank 5; the axial direction of the overflow pipe 4 is perpendicular to the axial direction of the second water conveying section 22. After the initial rainwater tank 3 is filled with rainwater, the liquid level in the water collecting pipe 2 will continuously rise until the liquid level reaches the joint of the overflow pipe 4 and the second water delivery section 22, and the rainwater in the second water delivery section 22 flows into the water storage tank 5 along the overflow pipe 4. Because the pipe diameter of the second water conveying section 22 is larger than that of the first water conveying section 21, when rainwater enters the second water conveying section 22 from the first water conveying section 21, the rainwater is not easy to directly follow the overflow pipe 4. When the overflow pipe is connected with the second water conveying section, a connector can be cut on the second water conveying section 22, the overflow pipe 4 is in hot melting connection with the second water conveying section 22, and the second water conveying section 22 and the overflow pipe 4 can also be connected by a tee pipe fitting.

Wherein, one end of the water collecting section 23 is connected to the second water conveying section 22, and the other end is connected to the initial rain water tank 3. The axial direction of water collection section 23 is perpendicular to the axial direction of second water conveying section 22, and drain 25 has been seted up to second water conveying section 22 bottom, and second water conveying section 22 is equipped with shutoff piece 26 in drain 25 department, and shutoff piece 26 blocks up drain 25. Thus, the rainwater in the water collecting pipe 2 flows into the initial rainwater tank 3 along the second water conveying section 22 and the water collecting section 23, and the dirt and impurities accumulated in the water collecting pipe 2 can be discharged from the sewage discharge port 25, so that the water collecting pipe 2 is prevented from being blocked; meanwhile, the second water delivery section 22 is connected with the water collection section 23 to form a folded angle, and when rainwater flows through the folded angle, the energy of the rainwater is lost, so that the flow speed of the rainwater is reduced.

The second water conveying section 22 and the water collecting section 23 can be connected through a right-angle elbow, and considering that a sewage discharge outlet 25 needs to be arranged, the water collecting section 23 and the second water conveying section 22 can be directly connected through a tee pipe, or the water collecting section 23 and the second water conveying section 22 are directly connected through hot melting after holes are formed in the second water conveying section 22. The closure 26 may be a cap or a plug.

Referring to fig. 5, a by-pass pipe 6 is connected above the connection of the water collecting pipe 2 to the overflow pipe 4, in this embodiment the by-pass pipe 6 is connected to the first water conveying section 21 by a tee fitting. After the water storage tank 5 is filled with rainwater, the liquid level in the water collecting pipe 2 continuously rises, and when the liquid level rises to the joint of the bypass pipe 6 and the first water conveying section 21, the rainwater overflows from the bypass pipe 6 and is discharged along the bypass pipe 6.

Referring to fig. 6, a filter mesh enclosure 51 is provided at the junction of the reservoir 5 and the overflow pipe 4, and the filter mesh enclosure 51 is adapted to be snapped into the junction of the reservoir 5 and the overflow pipe 4, thereby filtering rainwater flowing into the reservoir 5 from the overflow pipe 4.

The embodiment of the application provides a rainwater collection device's implementation principle does:

when raining, rainwater on the rainwater collection platform 1 is collected into the water collection pipe 2 through the water collection tank 11, the rainwater flows into the water collection section 23 along the first water delivery section 21 and the second water delivery section 22 and flows into the initial rainwater tank 3 along the water inlet cylinder 31, and the buoyancy piece 33 in the limiting pipe 32 floats upwards along with the rising of the liquid level in the initial rainwater tank 3. When the liquid level in the initial raintank 3 rises to the highest position, the buoyancy member 33 abuts against the water inlet tube 31 to prevent the rainwater in the initial raintank 3 from flowing back into the water collecting pipe 2. As the rainwater continues to flow in, the liquid level in the water collecting pipe 2 rises, and when the liquid level reaches the joint of the overflow pipe 4 and the second water delivery section 22, the rainwater permeates into the water storage tank 5 along the overflow pipe 4. After the rainwater in the water storage tank 5 is fully collected, the liquid level in the water collection pipe 2 continuously rises until the liquid level reaches the joint of the bypass pipe 6 and the first water delivery section 21, and the rainwater overflows along the bypass pipe 6 and is discharged out of the water collection pipe 2.

When more impurities are wrapped in the rainwater, the filtering plate 12 at the collection part of the water collecting tank 11 can preliminarily separate large garbage impurities from the rainwater, so that the impurities are prevented from blocking the water collecting pipe 2; the bottom of the second water conveying section 22 is provided with a sewage outlet 25 which can remove impurities and dirt accumulated in the water collecting pipe 2 in time; the junction of the water storage tank 5 and the overflow pipe 4 is provided with a filter screen 51, and the filter screen 51 further filters rainwater flowing into the water storage tank 5, so that a user can conveniently process and utilize rainwater collected in the filter tank.

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: equivalent changes in 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 rainwater collection device which characterized in that: comprises a rainwater collection platform (1), a water collection pipe (2), an initial rainwater tank (3), an overflow pipe (4) and a water storage tank (5); a water collecting tank (11) is arranged on the rainwater collecting platform (1), and the water collecting tank (11) is communicated with the water collecting pipe (2); the bottom of the water collecting pipe (2) is connected with the initial rainwater tank (3), one end of the overflow pipe (4) is connected with the water collecting pipe (2), the other end of the overflow pipe (4) is connected with the water storage tank (5), and the joint of the overflow pipe (4) and the water collecting pipe (2) is higher than the joint of the initial rainwater tank (3) and the water collecting pipe (2).

2. A rainwater collection device according to claim 1 wherein: a buoyancy piece (33) is arranged in the initial rainwater tank (3), a water inlet barrel (31) is arranged at the top of the initial rainwater tank (3), and the water collecting pipe (2) is connected with the initial rainwater tank (3) through the water inlet barrel (31); when the initial rainwater tank (3) is full of rainwater, the buoyancy piece (33) is clamped at the bottom of the water inlet barrel (31) in a sealing manner to seal the opening of the water inlet barrel (31).

3. A rainwater collection device according to claim 2 wherein: the cross section area of the water inlet cylinder (31) is gradually increased from top to bottom.

4. A rainwater collection device according to claim 2 wherein: be equipped with a spacing pipe (32) in initial stage rainwater case (3), the vertical cover of spacing pipe (32) is established the outside of buoyancy piece (33) and with the diapire of initial stage rainwater case (3) links to each other, a plurality of limbers (321) have been seted up on the pipe wall of spacing pipe (32).

5. A rainwater collection device according to claim 2 wherein: collector pipe (2) include first water delivery section (21), second water delivery section (22) and connect first water delivery section (21) with reducer union (24) of second water delivery section (22), first water delivery section (21) are located the top of second water delivery section (22), the pipe diameter of first water delivery section (21) is less than the pipe diameter of second water delivery section (22), overflow pipe (4) are connected on second water delivery section (22).

6. A rainwater collection device according to claim 5 wherein: the collector pipe (2) further comprises a water collecting section (23), one end of the water collecting section (23) is connected with the second water conveying section (22), the axial direction of the water collecting section (23) is perpendicular to the axial direction of the second water conveying section (22), and the other end of the water collecting section (23) is connected with the water inlet barrel (31).

7. A rainwater collection device according to claim 6 wherein: the water collecting section (23) and the second water conveying section (22) are connected through a drain outlet (25), the drain outlet (25) is arranged at one downward end of the second water conveying section (22), the second water conveying section (22) is provided with a blocking piece (26) at the drain outlet (25), and the blocking piece (26) blocks the drain outlet (25).

8. A rainwater collection device according to claim 1 wherein: the periphery of the water collecting pipe (2) is connected with a bypass pipe (6), and the joint of the bypass pipe (6) and the water collecting pipe (2) is higher than the joint of the overflow pipe (4) and the water collecting pipe (2).

9. A rainwater collection device according to claim 1 wherein: one end of the water collecting pipe (2) connected with the water collecting tank (11) is provided with a filter plate (12).

10. A rainwater collection device according to claim 1 wherein: and a filtering net cover (51) is arranged at the joint of the overflow pipe (4) and the water storage tank (5).