CN115726430A - Building site rainwater waste water recovery system - Google Patents
Building site rainwater waste water recovery system Download PDFInfo
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- CN115726430A CN115726430A CN202211573040.6A CN202211573040A CN115726430A CN 115726430 A CN115726430 A CN 115726430A CN 202211573040 A CN202211573040 A CN 202211573040A CN 115726430 A CN115726430 A CN 115726430A
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- water
- recovery system
- construction site
- rainwater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The invention discloses a rainwater wastewater recovery system for a construction site, which relates to the technical field of construction, and is characterized in that rainwater wastewater generated by the construction site is collected to a sedimentation tank through a drainage ditch, and is subjected to sterilization and disinfection treatment through a filtering and disinfecting tank to ensure the water quality, then the circulating water reaches a reservoir, a submersible pump is controlled by a liquid level controller in a water tower to convey the circulating water into the water tower, and finally the water tower conveys the circulating water to various water consumption points through pipelines.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a rainwater and wastewater recovery system for a building site.
Background
Energy conservation and emission reduction, green construction and energy conservation and consumption reduction are necessary measures to be taken at construction sites of construction engineering, wherein water conservation is important, at present, the water consumption demand of the construction sites is high, the construction sites are influenced by natural rainfall and construction water of the engineering, a certain amount of sewage is formed in the construction process of the engineering, if the sewage is directly discharged into urban pipe networks, water pollution can be caused, the utilization rate of water resources can be reduced to a certain degree, at present, most of rainwater on the construction sites is naturally discharged, the rainwater is not collected and recycled, precious water resources are wasted, and the rainwater also has certain influence on the operation of the construction sites in rainy seasons, so the recycling of daily rainwater or washing pavement wastewater on the construction sites is obviously an important way for saving water resources and achieving energy conservation and environmental protection.
Disclosure of Invention
In order to solve the problems that water used in a construction site cannot be properly treated, water resources are wasted and the like in the prior art, the invention provides a rainwater wastewater recovery system for a construction site, which realizes the collection and reutilization of rainwater wastewater of the construction site.
The technical scheme adopted by the invention for solving the technical problem is as follows: the utility model provides a building site rainwater wastewater recovery system, includes roofing rainwater collecting pit, floor maintenance water collecting pit, construction road, construction site and sedimentation tank, is provided with the filtration collecting layer on construction road and the construction site, construction road and construction site still are provided with a plurality of escape canals all around, roofing rainwater collecting pit and floor maintenance water collecting pit and escape canal intercommunication, each the escape canal link up back and sedimentation tank intercommunication, and the sedimentation tank has filtration disinfection pond and cistern through the pipeline intercommunication in proper order, is provided with the immersible pump in the cistern and is connected with the water tower, the water tower passes through the pipeline and carries the circulating water after handling to each water spot.
Foretell building site rainwater waste water recovery system, it comprises PE impermeable layer, PET polyester synthetic fiber filter pulp and middlings to filter the collection layer from the bottom up.
Foretell building site rainwater waste water recovery system, the ditch slope is three per thousand.
Foretell building site rainwater waste water recovery system, sedimentation tank and escape canal switch-on entrance are provided with the filter screen and filter.
Foretell building site rainwater waste water recovery system, be provided with liquid level controller on the water tower, this liquid level controller is connected with immersible pump switch electricity.
Foretell building site rainwater effluent recovery system, water tower delivery port department is provided with the strapping table, the immersible pump is provided with the ammeter.
Foretell building site rainwater waste water recovery system, adopt PVC union coupling between sedimentation tank, filtration disinfection pond, cistern, immersible pump and the water tower.
Foretell building site rainwater waste water recovery system, the well coarse sand layer thickness in filtering the collection layer is 80 ~ 100mm.
Foretell building site rainwater waste water recovery system, PET polyester synthetic fiber filters the cotton for 5mm thick.
Foretell building site rainwater effluent recovery system, the PE impermeable barrier is 1mm thick.
The building site rainwater wastewater recovery system has the beneficial effects that rainwater wastewater generated by a building site is collected to the sedimentation tank through the drainage ditch, is subjected to sterilization and disinfection treatment through the filtering and disinfecting tank to ensure water quality, then reaches the water storage tank, is conveyed to the water tower through the submersible pump controlled by the liquid level controller in the water tower, and finally is conveyed to each water using point through the pipeline.
Drawings
FIG. 1 is a block diagram showing the construction of a rainwater wastewater recovery system for construction sites according to the present invention;
fig. 2 is a schematic diagram of the structure of the filtering and collecting layer in the invention.
In the figure: 1. the building comprises a roof rainwater collecting tank, a floor maintenance water collecting tank, a construction road, a construction site, a filtering and collecting layer, a drainage ditch, a filter screen, a sedimentation tank, a filtering and disinfecting tank, a water storage tank, a submersible pump, a water tower, coarse sand, polyester synthetic fiber filter cotton and a Polyethylene (PE) impermeable layer, wherein the floor maintenance water collecting tank is 2, the construction road is 3, the construction site is 4, the filtering and collecting layer is 5, the drainage ditch is 6, the filter screen is 7, the sedimentation tank is 8, the filtering and disinfecting tank is 9, the water storage tank is 10, the submersible pump is 11, the water tower is 12, the coarse sand is 13, the PET synthetic fiber filter cotton is 14, and the PE impermeable layer is 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The details of the present invention are not described in detail, but are known to those skilled in the art.
As shown in fig. 1 and 2, the rainwater and wastewater recovery system for the construction site comprises a roof rainwater collecting pool 1, a floor maintenance water collecting pool 2, a construction road 3, a construction site 4 and a sedimentation pool 8, wherein a filtering and collecting layer 5 is arranged on the construction road 3 and the construction site 4, a plurality of drainage ditches 6 are further arranged around the construction road 3 and the construction site 4, the roof rainwater collecting pool 1 and the floor maintenance water collecting pool 2 are communicated with the drainage ditches 6, each drainage ditch 6 is communicated with the sedimentation pool 8 after being communicated, the sedimentation pool 8 is sequentially communicated with a filtering and disinfecting pool 9 and a water storage pool 10 through pipelines, a submersible pump 11 is arranged in the water storage pool 10 and is connected with a water tower 12, and the water tower 12 conveys treated circulating water to various water consumption points through pipelines.
In the embodiment, the filtering and collecting layer 5 consists of a PE impermeable layer 15 with the thickness of 1mm, a PET synthetic fiber filter cotton 14 with the thickness of 5mm and medium coarse sand 13 with the thickness of 80-100 mm from bottom to top; the filtering and collecting layer 5 is arranged below the ground of a road or a pavement, and is arranged in the drainage ditch 6 in a slope direction.
In this embodiment, drainage ditch 6 communicates with sedimentation tank 8 with three per thousand's slope, is provided with the filter screen 7 of metal system at 8 entrances of sedimentation tank and filters, blocks the foreign matter entering.
In this embodiment, the water tower 12 is provided with a liquid level controller, the liquid level controller is electrically connected to the submersible pump 11, and the submersible pump 11 is controlled by the liquid level controller to supply water into the water tower 12. The water tower 12 delivery port department is provided with the strapping table, immersible pump 11 is provided with the ammeter, and the energy in service condition when this system of setting record of ammeter moves.
In this embodiment, the sedimentation tank 8, the filtration and disinfection tank 9, the water storage tank 10, the submersible pump 11 and the water tower 12 are connected by PVC pipes.
During the use, set up interim water tower 12 with at the construction site, set up at site operation road, interim building and peripheral ground and filter collecting layer 5, rainwater, the waste water that produces in construction road 3 and the construction site 4 converge into escape canal 6 through filtering collecting layer 5, roofing rainwater collecting pit 1 and floor maintenance water collecting pit 2 on the building site then directly communicate with escape canal 6, the circulating water that 6 collections in escape canal filters after filter screen 7 converges to sedimentation tank 8, reentrant filtration disinfection pond 9 carries out water treatment, has avoided the bacterium growth in the circulating water to lead to the problem such as quality of water variation, and then the circulating water passes through the pipe-line transportation to in the cistern 10, and the steerable immersible pump 11 of liquid level controller that sets up in the water tower 12 is from the cistern 10 water supplement water tower 12 that draws water. The system can also use an underground fire pool as the reservoir 10 according to project characteristics, and the water tower 12 can convey water to different water consumption points through pipelines according to water consumption occasions.
Claims (10)
1. The utility model provides a building site rainwater waste water recovery system which characterized in that: including roofing rainwater collecting pit (1), floor maintenance water collecting pit (2), construction road (3), construction site (4) and sedimentation tank (8), be provided with on construction road (3) and construction site (4) and filter collecting layer (5), still be provided with a plurality of escape canals (6) all around construction road (3) and construction site (4), roofing rainwater collecting pit (1) and floor maintenance water collecting pit (2) and escape canal (6) intercommunication, each escape canal (6) link up back and sedimentation tank (8) intercommunication, and sedimentation tank (8) communicate in proper order through the pipeline has filtration disinfection pond (9) and cistern (10), is provided with immersible pump (11) in cistern (10) and is connected with water tower (12), circulating water after will handling through the pipeline in water tower (12) is carried to each water consumption point.
2. The construction site rainwater wastewater recovery system according to claim 1, characterized in that: the filtering and collecting layer (5) is composed of a PE (polyethylene) impervious layer (15), PET (polyethylene terephthalate) synthetic fiber filter cotton (14) and medium coarse sand (13) from bottom to top.
3. The construction site rainwater wastewater recovery system according to claim 1, characterized in that: the gradient of the drainage ditch (6) is three thousandth.
4. The construction site rainwater wastewater recovery system according to claim 1, characterized in that: and a filter screen (7) is arranged at the inlet where the sedimentation tank (8) and the drainage ditch (6) are communicated for filtering.
5. The construction site rainwater wastewater recovery system according to claim 1, characterized in that: and a liquid level controller is arranged on the water tower (12) and is electrically connected with a switch of the submersible pump (11).
6. The construction site rainwater wastewater recovery system according to claim 1, characterized in that: the water outlet of the water tower (12) is provided with a meter, and the submersible pump (11) is provided with an electric meter.
7. The construction site rainwater wastewater recovery system according to claim 1, characterized in that: the sedimentation tank (8), the filtering and disinfecting tank (9), the water storage tank (10), the submersible pump (11) and the water tower (12) are connected by PVC pipes.
8. The construction site rainwater wastewater recovery system according to claim 2, characterized in that: the thickness of the medium coarse sand (13) layer in the filtering and collecting layer (5) is 80-100 mm.
9. The construction site rainwater wastewater recovery system according to claim 2, characterized in that: the PET polyester synthetic fiber filter cotton (14) is 5mm thick.
10. The construction site rainwater wastewater recovery system according to claim 2, characterized in that: the PE impermeable layer (15) is 1mm thick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211573040.6A CN115726430A (en) | 2022-12-08 | 2022-12-08 | Building site rainwater waste water recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211573040.6A CN115726430A (en) | 2022-12-08 | 2022-12-08 | Building site rainwater waste water recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115726430A true CN115726430A (en) | 2023-03-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211573040.6A Pending CN115726430A (en) | 2022-12-08 | 2022-12-08 | Building site rainwater waste water recovery system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116677042A (en) * | 2023-06-16 | 2023-09-01 | 江阴市先锋建筑有限责任公司 | Building site rain sewage recycling system and method |
-
2022
- 2022-12-08 CN CN202211573040.6A patent/CN115726430A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116677042A (en) * | 2023-06-16 | 2023-09-01 | 江阴市先锋建筑有限责任公司 | Building site rain sewage recycling system and method |
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