CN214714789U

CN214714789U - Rainwater processing system for municipal construction

Info

Publication number: CN214714789U
Application number: CN202120853949.1U
Authority: CN
Inventors: 吴萍; 冯红梅; 孔佳斌; 叶翔杰
Original assignee: Ningbo Yuexing Construction Engineering Co ltd
Current assignee: Ningbo Yuexing Construction Engineering Co ltd
Priority date: 2021-04-23
Filing date: 2021-04-23
Publication date: 2021-11-16
Anticipated expiration: 2031-04-23

Abstract

The application relates to a rainwater treatment system for municipal construction, which comprises a water collection tank for collecting rainwater, wherein the water collection tank is provided with a first filter screen and a water outlet, and the height of the water outlet is lower than the end surface of the lower end of the first filter screen; still include the collector pipe of header tank intercommunication, the delivery port is equipped with the second filter screen, and the collector pipe intercommunication has first sewage treatment device, and the one end that first sewage treatment device kept away from the collector pipe is equipped with the clean water basin. This application has the effect of improving the problem that the rainwater directly drains away and the water resource is wasted.

Description

Rainwater processing system for municipal construction

Technical Field

The application relates to the field of rainwater treatment, in particular to a rainwater treatment system for municipal construction.

Background

The municipal construction is also called municipal infrastructure construction engineering, and refers to various buildings, structures, equipment and the like which are arranged in the planning and construction range of urban areas and towns (villages) and provide paid or unpaid public products and services for residents based on government responsibilities and obligations. Various public infrastructure construction matched with urban life belongs to the municipal engineering category, such as common projects of urban roads, bridges, subways, underground pipelines, tunnels, riverways, rail transit, sewage treatment, garbage treatment and disposal and the like.

In the drainage system of urban roads, rainwater can be directly drained generally, which is relatively wasteful and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the rainwater is directly discharged and the water resource is wasted, the application provides a rainwater processing system for municipal construction.

The application provides a rainwater processing system for municipal construction adopts following technical scheme:

a rainwater treatment system for municipal construction comprises a water collection tank for collecting rainwater, wherein the water collection tank is provided with a first filter screen and is provided with a water outlet, and the height of the water outlet is lower than the end face of the lower end of the first filter screen; still include the collector pipe of header tank intercommunication, the delivery port is equipped with the second filter screen, the collector pipe intercommunication has first sewage treatment device, first sewage treatment device is kept away from the one end of collector pipe is equipped with the clean water basin, has improved the direct problem of draining away and the extravagant water resource of rainwater.

Through adopting above-mentioned technical scheme, the header tank is collected to the sewer manhole cover on the rainwater process road, and great debris such as leaf are filtered to first filter screen on the header tank, and later the rainwater carries out secondary filter through the second filter screen of delivery port, filters the particulate matter of rainwater through first sewage treatment device at last, accomplishes the processing of rainwater, and the rainwater after the processing can be stored and utilize the water resource in the clean water basin rationally.

Optionally, a drain outlet is formed in the inner side wall of the water collecting tank, a sundries collecting box is fixedly connected to one end, away from the water collecting pipe, of the water collecting tank, and the water collecting tank is communicated with the sundries collecting box through the drain outlet; the first filter screen is obliquely arranged, and the lower end face of the first filter screen and the drain outlet of the water collecting tank is in smooth transition.

Through adopting above-mentioned technical scheme, when filtering for the first time, great debris such as leaf are washed away the debris collecting box from first filter screen, prevent that debris from being piled up and influencing subsequent filtration in the collecting box.

Optionally, the upper end of the sundries collecting box is hinged with a cover plate, and a sundries collecting barrel is arranged in the sundries collecting box.

Through adopting above-mentioned technical scheme, collect debris through setting up the collecting vessel, after a period, debris in the collecting vessel increase gradually, through setting up the apron in order conveniently to take out the collecting vessel and empty debris, later prevent with the collecting vessel that the collecting vessel continues to collect debris.

Optionally, one end of the water collecting pipe, which is far away from the water collecting tank, is provided with a three-way reversing valve, the three-way reversing valve is provided with a water inlet end and two connecting ends, one connecting end of the three-way reversing valve is connected with a first water dividing pipe, and the other connecting end of the three-way reversing valve is connected with a second water dividing pipe; one end of the first water dividing pipe, far away from the water collecting pipe, is connected with the clean water tank, the first sewage treatment equipment is arranged on the first water dividing pipe to be communicated with the water collecting pipe, the first sewage treatment equipment is positioned between the three-way reversing valve and the clean water tank, and one end of the second water dividing pipe, far away from the water collecting pipe, is connected with a water storage tank; the water collecting tank is provided with a first liquid level sensor, and when the water level of the water collecting tank reaches the response position of the first liquid level sensor, the connecting end of the three-way reversing valve connected with the second water dividing pipe is in an open state.

By adopting the technical scheme, when rainwater is small, the movable end of the three-way reversing valve is communicated with the first water distribution pipe, so that the primarily filtered rainwater is secondarily filtered by the first sewage treatment equipment and is stored in the clean water tank; if the rainwater is large, the water level in the water collecting tank rises to the response position of the first liquid level sensor, and the movable end of the three-way reversing valve is switched to be communicated with the second water dividing pipe so as to enter the water storage tank for subsequent treatment.

Optionally, the reservoir is provided with a water delivery port, the water delivery port is connected with a water delivery pipe, the water delivery pipe is connected with the clean water reservoir, and the water delivery pipe is provided with a second sewage treatment device; the cistern is kept away from the one end of second water distribution pipe is equipped with the outlet, the cistern passes through outlet connection head drain pipe, the drain pipe communicates to sewage treatment plant.

Through adopting above-mentioned technical scheme, the rainwater in the cistern is carried second sewage treatment device and is handled, if the volume of water that flows out from the raceway is less than the water yield that the second minute water pipe flowed in, and the water level of cistern rises gradually, just needs to flow a sewage treatment plant with partly rainwater through the outlet this moment and handles.

Optionally, the cistern is equipped with second level sensor, the outlet is equipped with the valve, works as water level in the cistern reaches when second level sensor's response water level, the valve is opened.

Through adopting above-mentioned technical scheme, it is specific, the cistern comes the switch of control valve in order to adjust the total amount of the rainwater in the cistern through second level sensor. Therefore, rainwater can be treated in time during rainstorm, and the possibility that the rainwater treatment system cannot treat rainwater in time is reduced.

Optionally, the height of the water outlet is higher than the height of the water delivery port.

By adopting the technical scheme, if the height of the water outlet is smaller than that of the water delivery port, rainwater can flow to the sewage treatment plant through the water outlet without cutting off the water source, so that the burden of the sewage treatment plant is increased, and the second liquid level sensor can not be treated by rainwater. The height of the water discharge opening is higher than that of the water delivery opening.

Optionally, a water supply port is formed in one end, away from the water collecting pipe, of the clean water tank, the water supply port is connected with a first water supply pipe, away from the clean water tank, the first water supply pipe is connected with a first water pump, the other end of the first water pump is connected with a second water supply pipe, and the second water supply pipe stretches out of the ground and is connected with a shower head.

Through adopting above-mentioned technical scheme, take out subaerial and irrigate the afforestation on roadside with the clear water through the gondola water faucet through setting up first water pump, the rational utilization water resource.

Optionally, the first water supply pipe is provided with an electric valve, and the electric valve controls the on-off state of water flow of the first water supply pipe

Through adopting above-mentioned technical scheme, when needs are watered the afforestation in roadside, open the motorised valve, rethread first water pump takes out the clear water to second delivery pipe and flows to gondola water faucet department again, time and the water yield of control watering that like this can be intelligent improve rainwater processing system's practicality.

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

1. the first filter screen, the second filter screen and the first sewage treatment equipment are arranged to treat the rainwater, and the treated rainwater is collected by the clean water tank, so that the water resource is reasonably utilized, and the problem of water resource waste caused by direct drainage of the rainwater is solved;

2. the collecting barrel is arranged to collect sundries, the sundries in the collecting barrel are gradually increased after a period of time, the collecting barrel is conveniently taken out and emptied of the sundries by turning over the cover plate, and then the collecting barrel is used for preventing the collecting box from continuously collecting the sundries;

3. the clear water is pumped to the greening of the roadside through the sprinkler by arranging the first water pump, and the water resource is reasonably utilized.

Drawings

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

Fig. 2 is a schematic view of a first screen and a second screen in accordance with an embodiment of the present disclosure.

FIG. 3 is a schematic view of a three-way reversing valve according to an embodiment of the present application.

Fig. 4 is a schematic diagram of a connection relationship of the first water pump according to the embodiment of the present application.

Fig. 5 is a schematic view of a water reservoir according to an embodiment of the present application.

FIG. 6 is a schematic view of a reflow apparatus according to an embodiment of the present application.

Fig. 7 is a schematic view of a debris collection bucket according to an embodiment of the present application.

Description of reference numerals: 1. a water collection tank; 2. a sundries collecting box; 3. sewage treatment equipment; 301. a first sewage treatment apparatus; 302. a second sewage treatment facility; 4. a first filter screen; 5. a sewage draining outlet; 6. a sundries collecting barrel; 7. a cover plate; 8. a water outlet; 9. a water collection pipe; 10. a second filter screen; 11. a first liquid level sensor; 12. a three-way reversing valve; 13. a first water diversion pipe; 14. a second water dividing pipe; 15. a water inlet end; 16. a water outlet end; 17. a clean water tank; 18. a water supply port; 19. a first water supply pipe; 20. a first water pump; 21. a water pumping end; 22. a water discharging end; 23. a second water supply pipe; 24. a shower head; 25. an electrically operated valve; 26. a reservoir; 27. a water delivery port; 28. a water outlet; 29. a water delivery pipe; 30. a drain pipe; 31. a one-way valve; 32. a valve; 33. a second liquid level sensor; 34. a first return pipe; 35. a second return pipe; 36. a second water pump; 37. a third filter screen; 38. and (4) filtering holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses rainwater processing system for municipal construction. Referring to fig. 1, the rainwater treatment system for municipal construction includes a water collection tank 1, a sundry collecting tank 2 and a sewage treatment device 3, wherein the water collection tank 1 is used for collecting rainwater, and the sundry collecting tank 2 is used for collecting sundries. The sewage treatment equipment 3 is buried integrated sewage treatment equipment, the buried integrated sewage treatment equipment is the prior art, is the latest water treatment product, can be buried under the earth surface, can be used as greening or other land above the equipment, does not need to build a house and heat and preserve heat, is fully automatically controlled, does not need personnel to manage, does not have sludge backflow, and has the advantages of simple operation, convenient maintenance, wide application range and good treatment effect. The sewage treatment apparatus 3 includes a first sewage treatment apparatus 301 and a second sewage treatment apparatus 302.

Referring to fig. 1, header tank 1 is fixed with first filter screen 4, and first filter screen 4 slope sets up, and debris collecting box 2 is fixed in header tank 1, and drain 5 has been seted up to header tank 1's inside wall, and debris collecting box 2 is linked together through drain 5 with header tank 1, and first filter screen 4 sets up downwards towards the direction slope that is close to drain 5, the junction smooth transition of first filter screen 4 and the terminal surface of drain 5 lower extreme.

Referring to fig. 1 and 2, a water outlet 8 is formed in one end, away from the sewage draining outlet 5, of the water collecting tank 1, the water outlet 8 is connected with a water collecting pipe 9, a second filter screen 10 is arranged at the water outlet 8, and a net opening of the second filter screen 10 is smaller than a net opening of the first filter screen 4. A first liquid level sensor 11 is arranged in the water collecting tank 1, and the first liquid level sensor 11 is a float type liquid level meter. One end of the water collecting pipe 9, which is far away from the water collecting tank 1, is connected with a three-way reversing valve 12, the three-way reversing valve 12 is provided with a water inlet end and two connecting ends, the water inlet end of the three-way reversing valve 12 is communicated with the water collecting pipe 9, one connecting end of the three-way reversing valve 12 is connected with a first water distributing pipe 13, the other connecting end of the three-way reversing valve 12 is connected with a second water distributing pipe 14, when rainwater is small, the connecting end of the three-way reversing valve 12, which is connected with the first water distributing pipe 13, is communicated, and the connecting end of the three-way reversing valve 12, which is connected with the second water distributing pipe 14, is sealed; when the rainwater is large, the water level in the water collecting tank 1 reaches the response water level of the first liquid level sensor 11, the connecting end of the three-way reversing valve 12 connected with the second water dividing pipe 14 is communicated, and the connecting end of the three-way reversing valve 12 connected with the first water dividing pipe 13 is sealed.

Referring to fig. 1 and 3, the first water distribution pipe 13 is connected to the first sewage treatment apparatus 301, the first sewage treatment apparatus 301 is provided with a water inlet end 15 and a water outlet end 16, and both the water inlet end 15 and the water outlet end 16 are communicated with the first water distribution pipe 13. The first water dividing pipe 13 connected with the water outlet end 16 of the first sewage treatment device 301 is also communicated with a clean water tank 17, and the clean water tank 17 is used for storing the rainwater treated by the first sewage treatment device 301. The first sewage treatment apparatus 301 is disposed between the three-way selector valve 12 and the clean water tank 17. The rainwater can be used for greening and irrigating the road side after being treated by the first filter screen 4, the second filter screen 10 and the first sewage treatment device 301.

Referring to fig. 1 and 4, a water supply port 18 is provided in the clean water tank 17, the water supply port 18 is located at one end of the clean water tank 17 away from the sewage treatment device 3, the water supply port 18 is connected with a first water supply pipe 19, the other end of the first water supply pipe 19 is connected with a first water pump 20, the first water pump 20 is provided with a water pumping end 21 and a water discharging end 22, the water pumping end 21 of the first water pump 20 is communicated with the first water supply pipe 19, the water discharging end 22 of the first water pump 20 is connected with a second water supply pipe 23, and the second water supply pipe 23 extends out of the ground and is connected with a shower head 24. A plurality of greening jars are arranged on the sides of the road of the shower heads 24. The first water supply pipe 19 is provided with an electric valve 25, and the electric valve 25 controls the on-off state of the first water supply pipe 19 to control whether the clean water in the clean water tank 17 flows out of the clean water tank 17. When raining, the rainwater is stored in the clean water tank 17 after being treated, and when the road greening needs to be watered in sunny days, the electric valve 25 is opened, the first water pump 20 is started, the clean water in the clean water tank 17 is pumped to the shower head 24 to spray the road greening, and the water resource is reasonably utilized.

Referring to fig. 1 and 5, the other end of the second water dividing pipe 14 is communicated with a reservoir 26, two opposite end surfaces of the reservoir 26 are respectively provided with a water conveying opening 27 and a water discharging opening 28, the height of the water conveying opening 27 is lower than that of the water discharging opening 28, the height of the water conveying opening 27 is about one third of the depth of the reservoir 26, and the depth of the water discharging opening 28 is about two thirds of the depth of the reservoir 26. The water delivery port 27 is connected with a water delivery pipe 29, the other end of the water delivery pipe 29 is communicated with the clean water tank 17, the second sewage treatment device 302 is arranged on the water delivery pipe 29 and is communicated with the water delivery pipe 29 to treat the rainwater flowing out from the reservoir 26, the water delivery pipe 29 between the second sewage treatment device 302 and the clean water tank 17 is provided with a check valve 31, and the check valve 31 enables the rainwater to only flow from the reservoir 26 to the clean water tank 17. The water outlet 28 is connected with a water outlet pipe 30, the water outlet pipe 30 is communicated with a sewage treatment plant, and the water outlet pipe 30 is provided with a valve 32 for controlling the on-off state of a rainwater flow passage in the water outlet pipe 30. The reservoir 26 is provided with a second level sensor 33, the second level sensor 33 being a float type level gauge, and when the water level in the reservoir 26 reaches a response level of the second level sensor 33, the valve 32 is opened and a portion of the rainwater in the reservoir 26 flows to the sewage treatment plant through the drain pipe 30.

Referring to fig. 6 and 7, a sundries collecting barrel 6 is placed in the sundries collecting box 2, the outer wall of the sundries collecting barrel 6 is tightly attached to the inner wall of the sundries collecting box 2, large sundries such as leaves are collected in the sundries collecting barrel 6, the upper end of the sundries collecting box 2 is hinged to a cover plate 7, the cover plate 7 is arranged in an inclined mode, and the hinge axis of the cover plate 7 is parallel to the end face of the side wall of the water collecting box 1. The water collecting tank 1 and the sundries collecting tank 2 are also provided with a backflow device to backflow rainwater in the sundries collecting tank 2 to the water collecting tank 1. The return means comprise a first return pipe 34, a second return pipe 35, a second water pump 36 communicating with the first return pipe 34 and the second return tank. Be equipped with third filter screen 37 in the debris collecting vessel 6, third filter screen 37 has seted up a plurality of filtration holes 38, and filtration hole 38 reduces the condition that great debris such as leaf fall to the bottom of debris collecting vessel 6 and collects great debris such as leaf on third filter screen 37. The sundries collecting barrel 6 is provided with a through hole connected with the first return pipe 34. The first return pipe 34 passes through the sundries collecting box 2 and is communicated with the sundries collecting barrel 6 in the sundries collecting box 2 and the second water pump 36, the second return pipe 35 is communicated with the water collecting box 1 and the second water pump 36, and the second water pump 36 pumps the rainwater in the sundries collecting barrel 6 back to the water collecting box 1.

When the rainwater treatment system is provided, the whole rainwater system is disposed underground except for the second water supply pipe 23 and the shower head 24, and the second water supply pipe 23 extends out of the ground from the underground.

The embodiment of the application provides a rainwater processing system for municipal construction's implementation principle does: when the rainwater is small, the rainwater is firstly filtered by the first filter screen 4, then filtered by the second filter screen 10 when flowing through the water collecting pipe 9 from the water collecting tank 1, then flows into the first shunt pipe from the water collecting pipe 9 and is filtered by the first sewage treatment equipment 301, and then flows into the clean water tank 17; when the rainwater is large, the rainwater flows through the second shunt pipe and flows into the reservoir 26 after being filtered by the first filter screen 4 and the second filter screen 10, the rainwater in the reservoir 26 flows through the water pipe 29 and then is treated by the second sewage treatment device 302 and flows into the clean water tank 17, if the water amount of the rainwater flowing out of the output pipe is smaller than the water amount of the rainwater flowing into the reservoir 26 through the second shunt pipe, the water level in the reservoir 26 can slowly rise, and after the rainwater reaches the response water level of the second level sensor 33, the valve 32 is opened, and a part of rainwater is discharged to the sewage treatment plant for treatment.

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 rainwater processing system for municipal construction which characterized in that: the rainwater collecting device comprises a water collecting tank (1) for collecting rainwater, wherein the water collecting tank (1) is provided with a first filter screen (4), the water collecting tank (1) is provided with a water outlet (8), and the height of the water outlet (8) is lower than the end surface of the lower end of the first filter screen (4); still include collector pipe (9) of header tank (1) intercommunication, delivery port (8) are equipped with second filter screen (10), collector pipe (9) intercommunication has first sewage treatment device (301), first sewage treatment device (301) are kept away from the one end of collector pipe (9) is equipped with clean water basin (17).

2. The rainwater treatment system for municipal construction according to claim 1, wherein: a sewage outlet (5) is formed in the inner side wall of the water collecting tank (1), one end, far away from the water collecting pipe (9), of the water collecting tank (1) is fixedly connected with a sundries collecting tank (2), and the water collecting tank (1) is communicated with the sundries collecting tank (2) through the sewage outlet (5); the first filter screen (4) is obliquely arranged, and the lower end face of the drain outlet (5) of the water collecting tank (1) is in smooth transition with the first filter screen (4).

3. The rainwater treatment system for municipal construction according to claim 2, wherein: the upper end of the sundries collecting box (2) is hinged with a cover plate (7), and a sundries collecting barrel (6) is arranged in the sundries collecting box (2).

4. The rainwater treatment system for municipal construction according to claim 1, wherein: one end of the water collecting pipe (9) far away from the water collecting tank (1) is provided with a three-way reversing valve (12), the three-way reversing valve (12) is provided with a water inlet end and two connecting ends, one connecting end of the three-way reversing valve (12) is connected with a first water distributing pipe (13), and the other connecting end is connected with a second water distributing pipe (14); one end, far away from the water collecting pipe (9), of the first water dividing pipe (13) is connected with the clean water tank (17), the first sewage treatment equipment (301) is arranged on the first water dividing pipe (13) to be communicated with the water collecting pipe (9), the first sewage treatment equipment (301) is located between the three-way reversing valve (12) and the clean water tank (17), and one end, far away from the water collecting pipe (9), of the second water dividing pipe (14) is connected with a water storage tank (26); the water collecting tank (1) is provided with a first liquid level sensor (11), and when the water level of the water collecting tank (1) reaches the response position of the first liquid level sensor (11), the connecting end of the three-way reversing valve (12) connected with the second water dividing pipe (14) is in an open state.

5. The rainwater treatment system for municipal construction according to claim 4, wherein: the water storage tank (26) is provided with a water delivery port (27), the water delivery port (27) is connected with a water delivery pipe (29), the water delivery pipe (29) is connected with the clean water tank (17), and the water delivery pipe (29) is provided with second sewage treatment equipment (302); a water outlet (28) is formed in one end, far away from the second water dividing pipe (14), of the water storage tank (26), a water discharge pipe (30) is connected to the water outlet (28), and the water discharge pipe (30) is communicated to a sewage treatment plant.

6. The rainwater treatment system for municipal construction according to claim 5, wherein: the reservoir (26) is provided with a second level sensor (33), the drain (28) is provided with a valve (32), and the valve (32) opens when the water level in the reservoir (26) reaches a response level of the second level sensor (33).

7. The rainwater treatment system for municipal construction according to claim 5, wherein: the height of the water discharge opening (28) is higher than that of the water delivery opening (27).

8. The rainwater treatment system for municipal construction according to claim 1, wherein: the water supply device is characterized in that a water supply port (18) is formed in one end, far away from the water collecting pipe (9), of the clean water tank (17), the water supply port (18) is connected with a first water supply pipe (19), the clean water tank (17) is far away from the first water supply pipe (19) and is connected with a first water pump (20), the other end of the first water pump (20) is connected with a second water supply pipe (23), and the second water supply pipe (23) stretches out of the ground and is connected with a shower head (24).

9. The rainwater treatment system for municipal construction according to claim 8, wherein: the first water supply pipe (19) is provided with an electric valve (25), and the electric valve (25) controls the on-off state of the water flow of the first water supply pipe (19).