CN210032383U

CN210032383U - Rainwater recovery system

Info

Publication number: CN210032383U
Application number: CN201920376527.2U
Authority: CN
Inventors: 吴渊珉; 童曜; 吕巧南
Original assignee: Zhejiang Southeast Building Design Co Ltd
Current assignee: Zhejiang Southeast Building Design Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-02-07
Anticipated expiration: 2029-03-22

Abstract

The utility model relates to a rainwater recovery system, which comprises a roof and a parapet built on the upper surface of the roof close to the edge position, wherein the upper surface of the parapet is inwards sunken to form a water collecting tank, and the bottom of the water collecting tank is communicated with a recovery pipe; the end part of the recovery pipe extends to the outside of the parapet wall and is connected with a water purifier which is arranged on the roof; the water purifier is communicated with a water supply tank through a pipeline, and a position on the side wall of the water supply tank, which is close to the bottom, is communicated with a water supply pipe; the position of the corner on the roof, which is close to the parapet wall, is communicated with a sewer pipe; the downcomer passes the roofing and downwardly extending setting. The utility model arranges the water collecting groove on the top of the parapet, avoids the slotting on the roof, improves the structural strength of the joint of the roof and the parapet, and can not reduce the structural bearing capacity of the roof; rainwater collected in the water collecting tank is filtered by the water purifier and stored in the water supply tank, so that water is supplied to high-rise residents in the building, and the utilization rate of water resources is improved.

Description

Rainwater recovery system

Technical Field

The utility model belongs to the technical field of the technique of rainwater resourceful treatment and specifically relates to a rainwater recovery system is related to.

Background

At present, a large number of high-rise buildings or small high-rise buildings exist. In order to utilize the floor area of a building, a flat roof capable of being used by people is often made.

As shown in fig. 5, parapet walls 2 are built on the edges of the roof 1 in order to improve the safety of people when moving on the roof 1. In order to facilitate water distribution of the roof 1 inside the parapet wall 2, a groove is formed in the part, close to the parapet wall 2, of the roof 1 to serve as an inner gutter 11, and rainwater collected in the inner gutter 11 is discharged through a pipeline 411.

The above prior art solutions have the following drawbacks: since the roof is a load-bearing structure of a building, slotting on the roof can cause the weighing capacity of the roof to be reduced. Also, parapet walls act as non-load bearing structures, which are purely load bearing for roofing. Under the effect of the gravity of parapet and the wind load that the parapet transmitted for the roofing, the interior gutter of seting up on the roofing in addition can lead to roofing structure to appear the crack including the gutter part, causes the structural strength decline of building.

Disclosure of Invention

The utility model aims at providing a rainwater recovery system can avoid slotting on the roofing, reduces the damage to the roofing when collecting the rainwater.

The above object of the present invention is achieved by the following technical solutions:

a rainwater recovery system comprises a roof and a parapet built on the upper surface of the roof close to the edge, wherein the upper surface of the parapet is inwards sunken to form a water collecting tank, and the bottom of the water collecting tank is communicated with a recovery pipe; the end part of the recovery pipe extends to the outside of the parapet wall and is connected with a water purifier, and the water purifier is placed on the roof; the water purifier is communicated with a water supply tank through a pipeline, and a position on the side wall of the water supply tank, which is close to the bottom, is communicated with a water supply pipe; the position, close to the corner of the parapet, on the roof is communicated with a sewer pipe; the sewer pipe penetrates through the roof and extends downwards.

Through adopting above-mentioned technical scheme, when meetting rainwater weather, the rainwater enters into the recovery pipe through the water catch bowl, collects in the water supply tank through the purification of water purifier again, has avoided offering interior gutter on the roofing to the structural strength of roofing and parapet junction has been improved. Because the higher floor of high-rise building (if more than 7 floors), the water pump can't be followed ground and delivered to with the water pump, so need install a water tank on the roofing again and supply water to higher floor, utilize the rainwater after will purifying as domestic water, can the water economy resource. When rainwater is accumulated on the roof, the rainwater can be discharged through the sewer pipe, so that water accumulated on the roof is avoided.

The utility model discloses further set up to: the notch position of water catch bowl covers there is the apron, set up the inhalant canal who link up on the apron.

Through adopting above-mentioned technical scheme, carry out prefilter to the rainwater that enters into in the water catch bowl, get rid of the great impurity of volume that has in the rainwater, for example branch, leaf etc..

The utility model discloses further set up to: the cover plate is provided with a plurality of pieces along the length direction of the parapet wall; limiting plates are arranged on two opposite sides of the cover plate, and the parapet is located between the two limiting plates.

Through adopting above-mentioned technical scheme, be convenient for install and dismantle the apron. The position of the cover plate can be limited by the limiting plate, so that the cover plate is prevented from deviating under the action of external force.

The utility model discloses further set up to: the water purifier is selected from one of a mixed medium filter and an ultrafiltration water purifier.

By adopting the technical scheme, the mixed medium filter can adopt the combination of a plurality of technologies according to the functional characteristics of different filtering materials so as to achieve a wider water quality treatment range and comprehensively and effectively remove various harmful substances in water. The ultrafiltration water purifier can effectively remove sediment, rust, suspended matters, colloid, bacteria, macromolecular organic matters and other harmful substances in water and retain mineral trace elements beneficial to human bodies. In addition, the filter element of the ultrafiltration water purifier has long service life, large water yield, low purification cost and high water utilization rate, and is suitable for purifying a large amount of domestic water.

The utility model discloses further set up to: the bottom end of the water outlet pipe is communicated with a water storage tank, a water outlet pipe is connected to the water storage tank, and a water suction pump is connected to the water outlet pipe; one end of the water outlet pipe, which is far away from the water storage tank, is connected with a sprinkling irrigation device.

Through adopting above-mentioned technical scheme, the rainwater on the roof is collected in the storage water tank, directly is used for the watering of plant, improves the utilization ratio of rainwater. Nowadays, the demand to the afforestation area is higher and higher, and the plant can be planted near the building certainly, and the rainwater of collecting on the roof can not contain too much impurity, can directly be used for watering the plant.

The utility model discloses further set up to: the sprinkling irrigation device comprises a vertical rod and a water guide pipe fixed at one end of the vertical rod, and the water guide pipe is communicated with a water outlet pipe; the water guide pipe is hollow with two closed ends, and the side wall of the water guide pipe is connected with a plurality of nozzles.

Through adopting above-mentioned technical scheme, the pole setting can the disect insertion to soil, fixes convenient operation swift to sprinkling irrigation equipment. The arrangement of the nozzle can enlarge the watering range.

The utility model discloses further set up to: the water guide pipe is extended with a connecting pipe communicated with the water guide pipe, and the connecting pipe is connected with the water outlet pipe through a hose.

By adopting the technical scheme, the position of the water storage tank is not convenient to move, and the distance between the plants and the water storage tank is uncertain; connect aqueduct and outlet pipe through the hose, can install sprinkling irrigation equipment according to the demand in different places, the practicality is stronger.

The utility model discloses further set up to: the bottom of pole setting is fixed with rather than the perpendicular fixed plate, wear to be equipped with many fixing bolt on the fixed plate.

Through adopting above-mentioned technical scheme, during the use, place the fixed plate in soil or subaerial, then utilize fixing bolt to be fixed in the fixed plate in soil or subaerial, can improve the structural stability of pole setting for also can be more stable from the spun water in the nozzle.

The utility model discloses further set up to: and access doors are arranged at the tops of the water supply tank and the water storage tank.

Through adopting above-mentioned technical scheme, be convenient for clear up and overhaul water supply tank and storage water tank inside.

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

1. the water collecting tank is arranged at the top of the parapet wall, so that grooving on the roof is avoided, the structural strength of the joint of the roof and the parapet wall is improved, and the structural bearing capacity of the roof is not reduced; rainwater collected in the water collecting tank is filtered by the water purifier and stored in the water supply tank, so that water is supplied to high-rise residents in the building, and the utilization rate of water resources is improved;

2. collect in the storage water tank from roofing exhaust rainwater, supply water for sprinkling irrigation equipment, be convenient for water the plant, improve the utilization ratio of water resource.

Drawings

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is a sectional view B-B of fig. 2.

Fig. 4 is a cross-sectional view of fig. 1 taken along line C-C.

Fig. 5 is a schematic view of the overall structure of the prior art.

In the figure, 1, a roof; 2. a parapet wall; 21. a water collection tank; 3. a cover plate; 31. a water inlet channel; 32. a limiting plate; 4. a recovery pipe; 41. a water purifier; 411. a pipeline; 5. a water supply tank; 51. a water supply pipe; 511. opening and closing a valve; 6. a sewer pipe; 61. a floor drain; 7. a water storage tank; 71. a water outlet pipe; 712. a water pump; 8. a sprinkling irrigation device; 81. erecting a rod; 811. a fixing plate; 812. fixing the bolt; 82. a water conduit; 821. a connecting pipe; 822. a nozzle; 9. a hose; 10. an access door; 11. and (4) inner gutter.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a rainwater recovery system, including roofing 1, the position that is close to the edge on roofing 1 is built by laying bricks or stones there is parapet 2. The parapet wall 2 surrounds the center of the roof 1, so that a protective effect is achieved.

Referring to fig. 1 and 2, the parapet wall 2 is formed with a water collecting groove 21 recessed inward, and the notch of the water collecting groove 21 is covered with the cover plate 3. The cover plates 3 are arranged in a plurality of pieces along the length direction of the parapet wall 2, and the adjacent cover plates 3 are mutually adjacent. The cover plate 3 is provided with a through water inlet channel 31, and the projection of the water inlet channel 31 completely falls into the water collecting tank 21, so that the effective utilization rate of the water inlet channel 31 is improved. And, in order to limit the position of the cover plate 3, the opposite sides of the cover plate 3 are provided with limit plates 32, and the parapet 2 is located between the two limit plates 32.

Referring to fig. 2 and 3, the bottoms of the water collecting grooves 21 of two opposite parapet walls 2 on the roof 1 are communicated with recovery pipes 4, and the two recovery pipes 4 are respectively connected to the middle positions of the water collecting grooves 21. Moreover, the bottom wall of the water collection tank 21 to which the recovery pipes 4 are connected is inclined downward from a position away from the recovery pipes 4 toward a direction close to the recovery pipes 4, so that rainwater can be collected toward the recovery pipes 4.

The bottom ends of the recovery pipes 4 are bent toward the center of the roof 1 and pass through the parapet wall 2. The end parts of the two recovery pipes 4 are connected to the same water purifier 41, and the recovery pipes 4 are connected with the water purifier 41 through flanges, so that the water purifier 41 can be conveniently mounted and dismounted. The water purifier 41 is placed on the roof 1 near the parapet wall 2 on one side. The water purifier 41 is selected from one of a mixed medium filter and an ultrafiltration water purifier. The water purifier 41 may be one or a combination of more of commercially available activated carbon filters, PP cartridge water purifiers, water softeners, and the like, according to the needs of the construction site.

The water purifier 41 is connected to the water supply tank 5 through a pipe 411. One end of the pipe 411 is flanged to a side wall of the water purifier 41, and the other end is flanged to the top of the water supply tank 5. A water supply pipe 51 is connected to a side wall of the water supply tank 5 near the bottom, and an opening/closing valve 511 is connected to the water supply pipe 51. The water in the water supply tank 5 can supply domestic water to the high-rise residents through the water supply pipe 51, thereby improving the utilization rate of rainwater resources.

Referring to fig. 1 and 4, vertical downcomers 6 are provided in the roof 1 adjacent to the corners of the parapet 2, the downcomers 6 extending downwardly and through the roof 1. The top of the downcomer 6 is provided with a floor drain 61 which is convenient for filtering impurities in the rainwater on the roof 1. The upper surface of the roof 1 is provided with a slope surface which inclines downwards towards the floor drain 61, and the slope gradient of the slope surface is 3 per mill.

The bottom intercommunication of downcomer 6 has storage water tank 7, and storage water tank 7 and the top of feed tank 5 all are provided with access door 10, are convenient for overhaul storage water tank 7 and feed tank 5 and clear up. The access door 10 is commercially available in design and installation method, which are not described herein.

The side wall of the water storage tank 7 is connected with a water outlet pipe 71 near the bottom, and the water outlet pipe 71 is connected with a water pump 712. One end of the water outlet pipe 71 far away from the water storage tank 7 is connected with a sprinkling irrigation device 8.

The sprinkler 8 includes a vertical pole 81 and a water conduit 82 vertically fixed to the top of the pole 81. The water conduit 82 is hollow with two closed ends, a connecting pipe 821 communicated with the water conduit 82 extends vertically from the bottom of the water conduit 82, and the connecting pipe 821 is connected with the water outlet pipe 71 through a hose 9. Two rows of nozzles 822 are formed in the side wall of the water guide pipe 82, the two rows of nozzles 822 are arranged along the length direction of the water guide pipe 82, and the two rows of nozzles 822 are symmetrically arranged by taking the plane where the axis of the water guide pipe 82 and the axis of the vertical rod are located as a symmetry plane.

A fixing plate 811 perpendicular to the upright 81 is fixed to the bottom of the upright 81, and a plurality of fixing bolts 812 pass through the fixing plate 811.

The implementation principle of the embodiment is as follows: rainwater enters the water collecting tank 21 through the water inlet channel 31 on the cover plate 3 and then enters the water purifier 41 through the recovery pipe 4 for purification, and the rainwater after evolution is collected in the water supply tank 5 for people to use. Rainwater on the roof 1 is collected to the sewer pipe 6 under the direction of the slope and is collected in the water storage tank 7. When watering of the plants is required, the suction pump 712 is turned on, rainwater in the storage tank 7 enters the water guide pipe 82 through the hose 9, and then is sprayed from the spray nozzle 822.

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

Claims

1. The utility model provides a rainwater recovery system, includes roofing (1) and builds by laying bricks or stones roofing (1) upper surface is close to marginal position's parapet (2), its characterized in that: the upper surface of the parapet wall (2) is recessed inwards to form a water collecting tank (21), and the bottom of the water collecting tank (21) is communicated with a recovery pipe (4); the end part of the recovery pipe (4) extends to the outside of the parapet wall (2) and is connected with a water purifier (41), and the water purifier (41) is placed on the roof (1); the water purifier (41) is communicated with a water supply tank (5) through a pipeline (411), and a water supply pipe (51) is communicated with a position, close to the bottom, on the side wall of the water supply tank (5); the roof (1) is communicated with a sewer pipe (6) at a position close to the corner of the parapet wall (2); the sewer pipe (6) penetrates through the roof (1) and extends downwards.

2. A rainwater recovery system according to claim 1 wherein: the notch position of water catch bowl (21) covers has apron (3), seted up inhalant canal (31) that link up on apron (3).

3. A rainwater recovery system according to claim 2 wherein: the cover plate (3) is provided with a plurality of blocks along the length direction of the parapet wall (2); limiting plates (32) are arranged on two opposite sides of the cover plate (3), and the parapet wall (2) is located between the two limiting plates (32).

4. A rainwater recovery system according to claim 1 wherein: the water purifier (41) is selected from one of a mixed medium filter and an ultrafiltration water purifier.

5. A rainwater recovery system according to claim 1 wherein: the bottom end of the sewer pipe (6) is communicated with a water storage tank (7), the water storage tank (7) is connected with a water outlet pipe (71), and the water outlet pipe (71) is connected with a water suction pump (712); one end of the water outlet pipe (71) far away from the water storage tank (7) is connected with a sprinkling irrigation device (8).

6. A stormwater recovery system as claimed in claim 5, wherein: the sprinkling irrigation device (8) comprises a vertical rod (81) and a water guide pipe (82) fixed at one end of the vertical rod (81), and the water guide pipe (82) is communicated with the water outlet pipe (71); the water guide pipe (82) is hollow with two closed ends, and the side wall of the water guide pipe (82) is connected with a plurality of nozzles (822).

7. A stormwater recovery system as claimed in claim 6, wherein: and a connecting pipe (821) communicated with the water guide pipe (82) extends from the water guide pipe, and the connecting pipe (821) is connected with the water outlet pipe (71) through a hose (9).

8. A stormwater recovery system as claimed in claim 6, wherein: the bottom of pole setting (81) is fixed with rather than perpendicular fixed plate (811), wear to be equipped with many fixing bolt (812) on fixed plate (811).

9. A stormwater recovery system as claimed in claim 5, wherein: and access doors (10) are arranged at the tops of the water supply tank (5) and the water storage tank (7).