CN211445184U

CN211445184U - Roof rainwater recovery system

Info

Publication number: CN211445184U
Application number: CN201921929582.6U
Authority: CN
Inventors: 崔明星; 魏成日; 杨枫; 俞庆干; 林威
Original assignee: Zhejiang Provincial Erjian Construction Group Installation Co ltd
Current assignee: Zhejiang Provincial Erjian Construction Group Installation Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-09-08
Anticipated expiration: 2029-11-08

Abstract

The utility model relates to a roof rainwater recovery system, including the cistern, still include multistage quality of water purification subassembly, multistage quality of water purification subassembly include flocculation and precipitation pond, one end and cistern intercommunication and the other end with the first aqueduct of flocculation and precipitation pond intercommunication, the pond of stewing, one end with flocculation and precipitation pond intercommunication and the other end and the second aqueduct of the pond intercommunication of stewing, the rainwater by the cistern loops through first aqueduct flocculation and precipitation the second aqueduct the pond of stewing, the pond of stewing is kept away from one side intercommunication of second aqueduct has a plurality of storage water tanks, the pond of stewing with the intercommunication has the third aqueduct between the storage water tank. The utility model has the characteristics of promote the quality of water of collecting the rainwater.

Description

Roof rainwater recovery system

Technical Field

The utility model relates to a technical field that rainwater was retrieved, in particular to roof rainwater recovery system.

Background

The roof pond is a regulation and storage structure distributed on the roof of a residential building in a water supply system. Under the conditions of insufficient production capacity of the conventional urban water plant, poor water supply capacity of a pipe network and generally low urban water pressure, the roof water tank is a simple, practical and effective measure for solving the water supply contradiction.

In view of this, the utility model patent with the current chinese patent grant publication number CN203200814U discloses a roof rainwater collecting device, including: a water storage tank, a drain pipe and a water storage tank. The water storage tank is arranged on the edge of the roof, the bottom surface of the water storage tank is lower than the upper surface of the roof, the three-way pipe is arranged indoors, a drain pipe is arranged at each port of the three-way pipe, and the three drain pipes are respectively communicated with the water storage tank, the water storage tank and a sewer.

This roof rainwater collection device is only simple to collect the rainwater, however, many industrial cities air pollution now are serious, often adsorb some pollutants in the rainwater, and the initial stage rainwater of whereabouts on the roof mixes the back with dust on the roof etc., and the pollution degree is higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a roof rainwater recovery system has the characteristics of the quality of water that promote the collection rainwater.

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

the utility model provides a roof rainwater recovery system, includes the cistern, still includes multistage quality of water purification subassembly, multistage quality of water purification subassembly include flocculation and precipitation pond, one end and cistern intercommunication and the other end with the first aqueduct of flocculation and precipitation pond intercommunication, the pond of stewing, one end with flocculation and precipitation pond intercommunication and the other end and the second aqueduct of the pond intercommunication of stewing, the rainwater by the cistern loops through first aqueduct flocculation and precipitation pond the second aqueduct the pond of stewing, the pond of stewing is kept away from one side intercommunication of second aqueduct has a plurality of storage water tanks, the pond of stewing with the intercommunication has the third aqueduct between the storage water tank.

By adopting the technical scheme, rainwater falls into the water storage tank and flows into the flocculation sedimentation tank along the first water guide pipe for purification, a flocculating agent in the flocculation sedimentation tank enables most colloidal impurities in the rainwater to lose stability, destabilized colloidal particles collide with each other and agglomerate in the flocculation sedimentation tank, and finally formed flocs are precipitated at the bottom of the flocculation sedimentation tank, so that fine suspended matter impurities in the rainwater can be precipitated; the rainwater after flocculation precipitation enters a standing pool through a second water guide pipe for standing, so that the precipitation in the collected rainwater is further reduced, and the quality of the collected rainwater is improved; furthermore, rainwater enters the water storage tank through the third water guide pipe to be stored and serves as standby water of the roof, and energy is saved.

The utility model discloses further set up to: the first water guide pipe is provided with a first one-way valve, the second water guide pipe is provided with a second one-way valve, and the third water guide pipe is provided with a third one-way valve.

By adopting the technical scheme, the first one-way valve is closed, so that the rainwater can be temporarily stored in the water storage tank and can be precipitated in the water storage tank, and the pre-filtration is realized; further, opening the first one-way valve and closing the second one-way valve to enable the rainwater to flow into the flocculation sedimentation tank from the water storage tank for flocculation sedimentation treatment; further, the first one-way valve is closed, the second one-way valve is opened, and the third one-way valve is closed, so that the treated rainwater in the flocculation sedimentation tank flows into the standing tank for further standing sedimentation, and the untreated rainwater in the water storage tank does not flow into the flocculation sedimentation tank temporarily, so that the untreated rainwater and the treated rainwater in the water storage tank are separated, and the mixing of the untreated rainwater and the treated rainwater is prevented to reduce the rainwater purification effect; further, the rainwater subjected to standing precipitation treatment can be collected in the water storage tank by closing the first one-way valve, closing the second one-way valve and opening the third one-way valve. In summary, on one hand, after the treatment of the flocculation sedimentation tank and the standing tank, the water quality of rainwater in the water storage tank is improved; on the other hand, through the combination of opening and closing among the first one-way valve, the second one-way valve and the third one-way valve, the newly collected rainwater and the purified rainwater are separated, and the quality of the rainwater in the water storage tank is further improved.

The utility model discloses further set up to: and epoxy resin antibacterial coatings are coated on the inner wall of the water storage tank and the inner wall of the standing tank.

By adopting the technical scheme, the epoxy resin antibacterial coating has antibacterial performance, and harmful bacteria in the reservoir and the standing pool can be reduced, so that the water quality of rainwater is improved.

The utility model discloses further set up to: second aqueduct one end is located in the cistern, and be provided with and cross the filter bag, cross the filter bag with the second aqueduct passes through the clamp and fixes.

By adopting the technical scheme, the rainwater subjected to flocculation and precipitation treatment can pass through the filter bag fixed on the second water guide pipe before entering the standing tank, so that the rainwater is preliminarily filtered, and large-particle flocculation and precipitation in the flocculation and precipitation tank are prevented from entering the standing tank; the fixing mode of the clamp is simple and reliable, and the clamp is convenient to install and disassemble, so that the filter bag is convenient to disassemble.

The utility model discloses further set up to: the water storage tank cover is provided with a plurality of cover plates, and the cover plates are provided with water through holes.

By adopting the technical scheme, the cover plate can have a certain sealing effect on the water storage tank, and the arrangement of the water through holes can enable rainwater to smoothly flow in, so that on one hand, personnel can be prevented from falling into the water storage tank due to carelessness; on the other hand, small animals such as mice and the like can be prevented from entering the reservoir to pollute the reservoir.

The utility model discloses further set up to: the vertical grafting has the filter screen in the storage water tank, the filter screen will divide into in the storage water tank and filter the cavity and the water storage cavity with the third aqueduct intercommunication, be provided with multi-stage filtration subassembly in the filter cavity, multi-stage filtration subassembly include a plurality of filter frames and set up in filter the piece of crossing in the filter frame, it is equipped with the shrouding to cross filter frame top lid.

By adopting the technical scheme, the water storage tank is divided into the filtering chamber and the water storage chamber by the filter screen, so that rainwater is treated by the filter plate and the filter screen before entering the water storage chamber, and impurities entering the water storage chamber are further reduced; and when the filter plate needs to be replaced, the filter plate only needs to be pulled out from the filter frame, so that the filter plate is convenient to replace.

The utility model discloses further set up to: the filter comprises a filter chamber, a filter frame and a filter frame, wherein the filter chamber is provided with a plurality of filter holes, and the filter frame is provided with a plurality of filter holes.

By adopting the technical scheme, the two side walls of the inserting groove can limit the radial movement of the filter frame, so that the installation stability of the filter frame is improved; the splicing mode is simple and reliable, and the filter frame is convenient to mount and dismount.

The utility model discloses further set up to: ball plungers are arranged on two sides of the filter frame, and positioning holes matched with the ball plungers are formed in the side walls of the insertion grooves.

Through adopting above-mentioned technical scheme, when filtering the frame and pegging graft in the inserting groove, but bulb plunger joint is in the locating hole to the axial displacement of restriction filter frame further promotes the installation stability of filtering the frame.

The utility model discloses further set up to: the bottom of the filtering cavity is provided with a plurality of sealing strips, and the bottom of the filtering frame is provided with a sealing groove for the sealing strips to be inserted.

By adopting the technical scheme, the matching of the sealing groove and the sealing strip can increase the sealing property of the lower end of the filter frame on one hand, thereby reducing the rainwater which is not filtered by the filter plate to pass through the gap between the filter frame and the bottom wall of the filter cavity; on the other hand, the sealing strip can further restrict the axial displacement of filtering the frame, and the coefficient of friction of sealing strip is great simultaneously to provide the damping effect, reduce the axial displacement of filtering the frame, promote the installation stability of filtering the frame.

The utility model discloses further set up to, filter and set gradually first quartz sand, the quartz sand of second, active carbon along the rivers direction of filtering the cavity.

By adopting the technical scheme, the first quartz sand and the second quartz sand can further filter rainwater and block suspended matters in the water; the active carbon can adsorb and remove organic matters or toxic substances in water by utilizing the porous solid surface of the active carbon, and further purify the water.

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

on one hand, the water quality of rainwater in the water storage tank is improved through the water treatment of the flocculation sedimentation tank, the standing tank and the multi-stage filtering component; on the other hand, through the combination of opening and closing among the first one-way valve, the second one-way valve and the third one-way valve, the newly collected rainwater and the purified rainwater are separated, and the quality of the rainwater in the water storage tank is further improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional view of the standing tank of the present invention;

FIG. 3 is an exploded view of the water storage tank of the present invention;

FIG. 4 is a schematic sectional view of the water storage tank of the present invention;

fig. 5 is a schematic view of the internal structure of the water storage tank of the present invention.

In the figure: 1. a reservoir; 2. a multi-stage water purification assembly; 3. a water storage tank; 4. a cover plate; 5. a water through hole; 6. a flocculation sedimentation tank; 7. a first water conduit; 8. standing in a pool; 9. a second water conduit; 10. a third water conduit; 11. a first check valve; 12. a second one-way valve; 13. a third check valve; 14. a filter bag; 15. clamping a hoop; 16. a filter screen; 17. a filtration chamber; 18. a water storage chamber; 19. a filter frame; 21. inserting grooves; 22. a ball plunger; 23. positioning holes; 24. a sealing strip; 25. a sealing groove; 26. first quartz sand; 27. second quartz sand; 28. activated carbon; 29. a dust-proof plate; 30. closing the plate; 31. screwing a cover; 32. and (5) discharging a water pipe.

Detailed Description

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

A roof rainwater recovery system, see figure 1, comprises a water storage tank 1, a multi-stage water quality purification assembly 2 and three water storage tanks 3 which are distributed in a stepped manner. The rainwater stored in the reservoir 1 is purified by the multi-stage water quality purification component 2 and then enters the water storage tank 3 to be stored for later use, so that the natural rainwater can be utilized, and the energy is saved.

The inner wall of the water storage tank 1 is coated with the epoxy resin antibacterial coating, so that the water storage tank 1 has antibacterial performance and can reduce harmful bacteria in the water storage tank 1; the water storage tank 1 is covered with a plurality of cover plates 4, the cover plates 4 are provided with water through holes 5 enabling rainwater to flow smoothly, and the cover plates 4 have a certain sealing effect on the water storage tank 1 after being covered, so that on one hand, personnel can be prevented from falling into the water storage tank 1 carelessly; on the other hand, small animals such as mice and the like can be prevented from entering the reservoir 1 to pollute the reservoir 1.

Multistage quality of water purification subassembly 2 includes flocculation and precipitation pond 6, the first aqueduct 7 of one end and 1 intercommunication of cistern and the other end and 6 intercommunications of flocculation and precipitation pond, the pond 8 that stews, one end and 6 intercommunications of flocculation and precipitation pond and the second aqueduct 9 of the other end and 8 intercommunications of pond that stews, flocculation and precipitation pond 6 and 8 all covers and are equipped with dust guard 29 of stewing, it has third aqueduct 10 to stew to communicate between pond 8 and the storage water tank 3, the rainwater loops through first aqueduct 7 by cistern 1, flocculation and precipitation pond 6, second aqueduct 9, the pond 8 that stews, third aqueduct 10, finally, store in storage water tank 3.

The first water conduit 7 is provided with a first check valve 11, the second water conduit 9 is provided with a second check valve 12, and the third water conduit 10 is provided with a third check valve 13. The first one-way valve 11 is closed, so that the rainwater can be temporarily stored in the reservoir 1 and can be precipitated in the reservoir 1 to be pre-filtered; further, opening the first one-way valve 11 and closing the second one-way valve 12 to enable the rainwater to flow into the flocculation sedimentation tank 6 from the reservoir 1 for flocculation sedimentation treatment; further, the first check valve 11 is closed, the second check valve 12 is opened, and the third check valve 13 is closed, so that the rainwater treated in the flocculation sedimentation tank 6 flows into the standing tank 8 for further standing sedimentation, and the untreated rainwater in the water storage tank 1 temporarily does not flow into the flocculation sedimentation tank 6, so that the untreated rainwater in the water storage tank 1 and the treated rainwater are separated, and the mixing of the untreated rainwater and the treated rainwater is prevented to reduce the rainwater purification effect; further, the rainwater subjected to standing and precipitating treatment can be collected in the water storage tank 3 by closing the first one-way valve 11, closing the second one-way valve 12 and opening the third one-way valve 13.

Referring to fig. 2, one end of the second water guide pipe 9 is positioned in the reservoir 1 and is provided with a filter bag 14, the filter bag 14 and the second water guide pipe 9 are fixed through a clamp 15, and the rainwater subjected to flocculation and precipitation treatment firstly passes through the filter bag 14 fixed on the second water guide pipe 9 before entering the standing tank 8, so that the rainwater is primarily filtered, and large-particle flocculation and precipitation in the flocculation and precipitation tank is prevented from entering the standing tank 8; the fixing mode of the clamping hoop 15 is simple and reliable, and the installation and the disassembly are convenient, so that the filter bag 14 is convenient to disassemble.

Referring to fig. 3, a water outlet pipe 32 is arranged on one side of the water storage tank 3 away from the third water guiding pipe 10, and a screw cap 31 is connected to the water outlet pipe 32 in a threaded manner, so that water can be taken conveniently; a filter screen 16 is vertically inserted in the water storage tank 3, the filter screen 16 is of a stainless steel structure, and two sides of the filter screen are connected with two sides of the inner wall of the water storage tank 3 through bolts. The filter screen 16 divides the inside of the water storage tank 3 into a filter chamber 17 communicated with the third water conduit 10 and a water storage chamber 18, wherein the volume ratio of the filter chamber 17 to the water storage chamber 18 is set to 1: 3. Be provided with multistage filtering component in filtering cavity 17, multistage filtering component includes the filtration frame 19 that three intervals set up and sets up the filtration piece in filtering frame 19, filters 19 top covers and is equipped with shrouding 30.

Referring to fig. 4 and 5, insertion grooves 21 are formed in two sides of the filtering chamber 17, and two sides of the filtering frame 19 are inserted into the insertion grooves 21 to limit the radial movement of the filtering frame 19, so that the installation stability of the filtering frame 19 is improved; the bulb plungers 22 are arranged on two sides of the filter frame 19, the positioning holes 23 matched with the bulb plungers 22 are formed in the side walls of the insertion grooves 21, the filter frame 19 is inserted into the insertion grooves 21, and the bulb plungers 22 can be clamped in the positioning holes 23, so that the axial movement of the filter frame 19 is limited, and the installation stability of the filter frame 19 is further improved. The bottom of the filtering cavity 17 is provided with three sealing strips 24 at intervals, two ends of each sealing strip 24 are respectively positioned in the insertion grooves 21 at two sides of the filtering cavity 17, the bottom of the filtering frame 19 is provided with a sealing groove 25 for the insertion of the sealing strips 24, the sealing groove 25 is matched with the sealing strips 24, on one hand, the sealing performance of the lower end of the filtering frame 19 can be improved, and in addition, the axial movement of the filtering frame 19 can be further limited by the insertion matching of the sealing strips 24 and the sealing grooves 25.

The filter element is sequentially provided with first quartz sand 26, second quartz sand 27 and active carbon 28 along the water flow direction of the filter chamber 17, wherein the particle size of the quartz sand filtered by the first quartz sand 26 is 1mm, the particle size of the quartz sand filtered by the second quartz sand 27 is 0.5mm, and the filter element is purchased from Henan enterprise Shang environmental protection science and technology Limited; the activated carbon 28 is coconut shell activated carbon 28 with a particle size of 40 meshes, purchased from borry new materials, inc.

The implementation principle of the embodiment is as follows: the first one-way valve 11 is closed, so that the rainwater can be temporarily stored in the reservoir 1 and can be precipitated in the reservoir 1 to be pre-filtered; further, opening the first one-way valve 11 and closing the second one-way valve 12 to enable the rainwater to flow into the flocculation sedimentation tank 6 from the reservoir 1 for flocculation sedimentation treatment; further, the first check valve 11 is closed, the second check valve 12 is opened, and the third check valve 13 is closed, so that the rainwater treated in the flocculation sedimentation tank 6 flows into the standing tank 8 for further standing sedimentation, and the untreated rainwater in the water storage tank 1 temporarily does not flow into the flocculation sedimentation tank 6, so that the untreated rainwater in the water storage tank 1 and the treated rainwater are separated, and the mixing of the untreated rainwater and the treated rainwater is prevented to reduce the rainwater purification effect; further, the first check valve 11 is closed, the second check valve 12 is closed, the third check valve 13 is opened, rainwater in the standing pool 8 enters the water storage tank 3 through the third water guide pipe 10, firstly enters the filtering chamber 17, and finally enters the water storage chamber 18 through the first quartz sand 26, the second quartz sand 27, the activated carbon 28 and the filter screen 16 in sequence to serve as roof standby water, and water in the water storage chamber 18 can flow out by unscrewing the screw cap 31.

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. A roof rainwater recovery system comprising a reservoir (1), characterized in that: still include multistage quality of water purification subassembly (2), multistage quality of water purification subassembly (2) including flocculation and precipitation pond (6), one end with cistern (1) intercommunication and the other end with first aqueduct (7), the pond (8), one end of stewing of flocculation and precipitation pond (6) intercommunication and the other end and the second aqueduct (9) of the pond (8) intercommunication of stewing, the rainwater by cistern (1) loops through first aqueduct (7), flocculation and precipitation pond (6) second aqueduct (9) the pond (8) of stewing, it keeps away from to stew pond (8) one side intercommunication of second aqueduct (9) has a plurality of storage water tanks (3), the pond (8) of stewing with the intercommunication has third aqueduct (10) between storage water tank (3).

2. A roof rainwater recovery system according to claim 1 and further characterised in that: the first water guide pipe (7) is provided with a first one-way valve (11), and the second water guide pipe (9) is provided with a second one-way valve (12).

3. A roof rainwater recovery system according to claim 2 wherein: the inner wall of the water storage tank (1) and the inner wall of the standing tank (8) are coated with epoxy resin antibacterial paint.

4. A roof rainwater recovery system according to claim 3 and further characterised in that: second aqueduct (9) one end is located in cistern (1), and be provided with and cross filter bag (14), cross filter bag (14) with second aqueduct (9) are fixed through clamp (15).

5. A roof rainwater recovery system according to claim 4 and further characterised in that: the water storage tank (1) is covered with a plurality of cover plates (4), and the cover plates (4) are provided with water through holes (5).

6. A roof rainwater recovery system according to claim 5 and further characterised in that: vertical grafting has filter screen (16) in storage water tank (3), filter screen (16) will divide into in storage water tank (3) and filter chamber (17) and water storage chamber (18) with third aqueduct (10) intercommunication, be provided with the multi-stage filtration subassembly in filtering chamber (17), the multi-stage filtration subassembly include a plurality of filter frame (19) and peg graft in filter in frame (19), the filter top lid is equipped with shrouding (30).

7. A roof rainwater recovery system according to claim 6 and further characterised in that: inserting grooves (21) are formed in two sides of the filtering chamber (17), and two sides of the filtering frame (19) are inserted into the inserting grooves (21).

8. A roof rainwater recovery system according to claim 7 wherein: ball plungers (22) are arranged on two sides of the filter frame (19), and positioning holes (23) matched with the ball plungers (22) are formed in the side walls of the insertion grooves (21).

9. A roof rainwater recovery system according to claim 8 wherein: filter chamber (17) bottom and be provided with a plurality of sealing strips (24), filter frame (19) bottom is seted up the confession sealing groove (25) that sealing strip (24) were pegged graft.

10. A roof rainwater recovery system according to claim 6 and further characterised in that: the filter plate is sequentially provided with first quartz sand (26), second quartz sand (27) and active carbon (28) along the water flow direction of the filter chamber (17).