CN108716243A - A kind of roof of transformer substation rainwater recycle reutilization system and control method - Google Patents
A kind of roof of transformer substation rainwater recycle reutilization system and control method Download PDFInfo
- Publication number
- CN108716243A CN108716243A CN201810644288.4A CN201810644288A CN108716243A CN 108716243 A CN108716243 A CN 108716243A CN 201810644288 A CN201810644288 A CN 201810644288A CN 108716243 A CN108716243 A CN 108716243A
- Authority
- CN
- China
- Prior art keywords
- water
- catch
- basin
- roof
- transformer substation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 165
- 238000000746 purification Methods 0.000 claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 238000001556 precipitation Methods 0.000 claims description 6
- 239000008400 supply water Substances 0.000 claims description 5
- 239000002349 well water Substances 0.000 claims description 5
- 230000003020 moisturizing effect Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 235000020681 well water Nutrition 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 239000013049 sediment Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010048 yiguan Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0403—Gullies for use in roads or pavements with a sediment trap
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0404—Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
Abstract
The invention discloses a kind of roof of transformer substation rainwater recycle reutilization systems, including catch-basin, water purification well and downpipe；Catch-basin, water purification well are separately positioned on underground, and the top of downpipe is mounted at roof of transformer substation, and to collect roof of transformer substation rainwater, the bottom of downpipe is connected with catch-basin, is connected by connecting tube between catch-basin and water purification well；Multi-stage water filting device is equipped in catch-basin, water purification well, to be filtered to rainwater；It is equipped with water volume control device in downpipe, the connection of downpipe and catch-basin is can be automatically closed when amount of rainfall is big；It further include the automatic control device that control is monitored to water in catch-basin and water purification well.Roof of transformer substation rainwater is collected, is stored, multistage filtering is to solve unattended operation transformer station problem of water consumption.
Description
Technical field
It is specifically a kind of to be suitable for unattended operation transformer station the present invention relates to roof of transformer substation rainwater recycle reutilization system
The intermittence novel rainwater recycling system of water feature.
Background technology
At this stage, unattended operation transformer station, generally build the region far from cities and towns in, and the usually municipal auxiliary facility in periphery lacks
It is weary, no municipal water supply, sewage, Storm Sewer Network.If using municipal water supply pipe network, because far from downtown areas, midway needs
Level-one or two level even three times' lifting pump house and outer pump house inconvenience management of standing are set, and costly, and digs a well need root on the spot
It selects, such as punches too deep according to substation's geological condition, it is possible to cause equipment settlement of foundation, cost of in addition digging a well is higher.Except this
Except, substation's rainwater queueing problem is similarly had to emission treatment nearby due to far from city planting ductwork, it is common practice to
In station by Storm Sewer Network collect heel row to stand outer raceway groove river nearby or it is outbound it is outer after be allowed to dissipate row, when rainfall intensity compared with
When greatly or lasting longer, it is easy to appear stormwater overflows for the outer rainwater for dissipating row of standing to neighbouring farmland, it could even be possible to there is recharge
Substation's phenomenon.
About 100 ~ 200 ㎡ of unattended operation transformer station roof area, and be mainly fire demand water, intermittence with water in substation
Domestic water, periodical substation cleaning water etc., water consumption is smaller, and displacement is also small.Existing rainwater recycle recycles
In technology, without for the device that substation's rainwater recycle amount is small, usage amount is small, unattended operation transformer station can not be solved and asked with water
Topic.
Invention content
It is insufficient according to prior art, a kind of roof of transformer substation rainwater recycle reutilization system of present invention offer and controlling party
Method is collected roof of transformer substation rainwater, stores, multistage filtering is to solve unattended operation transformer station problem of water consumption.
The present invention is realized by following technical scheme；
A kind of roof of transformer substation rainwater recycle reutilization system, including catch-basin, water purification well and downpipe；It is the catch-basin, net
Well is separately positioned on underground, and the top of the downpipe is mounted at roof of transformer substation, to collect roof of transformer substation rainwater,
The bottom of downpipe is connected with catch-basin, is connected by connecting tube between the catch-basin and water purification well；The catch-basin,
Multi-stage water filting device is equipped in water purification well, to be filtered to rainwater；It is equipped with water volume control device in the downpipe, works as rain
It can be automatically closed the connection of downpipe and catch-basin when water is big；Further include being monitored to water in catch-basin and water purification well
The automatic control device of control.
Preferably, the water volume control device includes solenoid valve, water level sensor I and water level sensor II；
Wherein, solenoid valve is mounted in downpipe, and water level sensor I and about II water level sensor are separately mounted on catch-basin
On inner wall；When the water level in catch-basin reaches the water level sensor I on top, solenoid valve is closed；When the water level in catch-basin reaches
To lower part water level sensor II when, solenoid valve open.
Preferably, Multi-stage water filting device includes filter screen I and filter screen II；Wherein, filter screen I is mounted on downpipe
Water outlet, filter screen II are mounted in connecting tube.
Preferably, the filter screen I and filter screen II use aperture for the stainless steel mesh of 0.18~0.2mm.
Preferably, Multi-stage water filting device further includes the filtering module being arranged in water purification well；The filtering module uses can
It more remodels filter core, to meet the water quality requirement of different demands.
Preferably, the automatic control device includes controller, the immersible pump I in catch-basin, is mounted on only
Immersible pump II in well and water level sensor III；When the water level in water purification well reaches water level sensor III, controller receives
It controls immersible pump I after signal to start to net well-water supplies, when controller, which detects, needs living water, control immersible pump II opens
Trend life water pipe supplies water.
Preferably, the catch-basin, water purification well top surface be equipped with dismountable transparent well lid, facilitate periodic maintenance to examine
It looks into.
Preferably, the catch-basin, water purification well bottom surface be all made of slope surface, and be equipped with precipitation in the lowest point of slope surface
Layer.
Preferably, the catch-basin inner wall is equipped with water level sensor IV at bottom surface, when the water level in catch-basin reaches
When to water level sensor IV, controller receive after signal by GPRS module, ethernet module send out after alarm signal so as into
Row artificial recharge.
A kind of control method based on roof of transformer substation rainwater recycle reutilization system, this method are：Roof rain water is assembled,
Then it by entering catch-basin after I primary dcreening operation of downpipe and filter screen, is precipitated in catch-basin；When water is full in catch-basin
When, downpipe is automatically closed in water volume control device, and rainwater flows into sewer；Moisturizing is needed when controller detects in water purification well
When, the immersible pump I in catch-basin is opened, by filter screen II and filtering module to net well-water supplies；It is needed when controller detects
When wanting living water, opens immersible pump II in water purification well and supply water to life water pipe.
Advantageous effect of the present invention：
Roof of transformer substation rainwater recycle reutilization system can solve unattended operation transformer station use by rainwater-collecting in small area
Water and drainage problem, and realize and mobilism, intelligent management are carried out to the Installed System Memory water, overall process is environmentally protective.
Description of the drawings
Fig. 1 is roof of transformer substation rainwater recycle reutilization system schematic diagram；
Fig. 2 is water volume control device schematic diagram；
Fig. 3 is roof of transformer substation rainwater recycle reutilization system work flow diagram.
In figure：1- catch-basins, 2- water purification wells, 3- downpipes, 4- connecting tubes, 5- solenoid valves, 6- water level sensors I, 7- water
Level sensor II, 8- filter screens I, 9- filter screens II, 10- filtering modules, 11- controllers, 12- immersible pumps I, 13- immersible pumps II,
14- water level sensors III, the transparent well lids of 15-, the 16- beds of precipitation, 17- water level sensors IV, 18- roof of transformer substation.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further illustrated.
As shown in Figure 1, a kind of roof of transformer substation rainwater recycle reutilization system, including catch-basin 1, water purification well 2 and overboard
Pipe 3；The catch-basin 1, water purification well 2 are separately positioned on underground, and the top of the downpipe 3 is mounted at roof of transformer substation 18,
To collect 18 rainwater of roof of transformer substation, the bottom of downpipe 3 is connected with catch-basin 1, the catch-basin 1 and water purification well 2 it
Between be connected by connecting tube 4；Multi-stage water filting device is equipped in the catch-basin 1, water purification well 2, to be filtered to rainwater；
It is equipped with water volume control device in the downpipe 3, the connection of downpipe 3 and catch-basin 1 is can be automatically closed when amount of rainfall is big；
It further include the automatic control device that control is monitored to water in catch-basin 1 and water purification well 2.
As shown in Fig. 2, the water volume control device includes solenoid valve 5, water level sensor I 6 and water level sensor II 7；Its
In, solenoid valve 5 is mounted in downpipe 3, and water level sensor I 6 and about II 7 water level sensor are separately mounted on catch-basin 1
On inner wall；When the water level in catch-basin 1 reaches water level sensor I 6 on top, solenoid valve 5 is closed；Water in catch-basin 1
When position reaches water level sensor II 7 of lower part, solenoid valve 5 is opened.
Shown in Fig. 1, Multi-stage water filting device includes filter screen I 8 and filter screen II 9；Wherein, filter screen I 8 is installed
In the water outlet of downpipe 3, filter screen II 9 is mounted in connecting tube 4.The filter screen I 8 and filter screen II 9 use aperture
For the stainless steel mesh of 0.18~0.2mm.
Multi-stage water filting device further includes the filtering module 10 being arranged in water purification well 2；The filtering module 10 is using replaceable
Type filter core, to meet the water quality requirement of different demands.
The automatic control device includes controller 11, the immersible pump I 12 in catch-basin 1, is mounted on water purification well 2
In immersible pump II 13 and water level sensor III 14；When the water level in water purification well 2 reaches water level sensor III 14, controller 11
Control immersible pump I 12 starts to the water supply of water purification well 2, when controller 11, which detects, needs living water, control after receiving signal
Immersible pump II 13 starts to supply water to life water pipe.
Further embodiment：The catch-basin 1, water purification well 2 top surface be equipped with dismountable transparent well lid 15, Ke Yiguan
Water quality situation in well is examined, moisturizing can be manually carried out in rainwater deficiency.The catch-basin 1, water purification well 2 bottom surface be all made of slope
Face, and the beds of precipitation 16 are equipped in the lowest point of slope surface, the magazine that density can be more than to water carries out centralized collection, facilitates and is determined
Phase maintenance and cleaning.1 inner wall of the catch-basin is equipped with water level sensor IV 17 at bottom surface, when the water level in catch-basin 1 reaches
When water level sensor IV 17, controller 11 receive after signal by GPRS module, ethernet module send out after alarm signal so as to
Artificial recharge is carried out, ensures that water is sufficient in substation's rainwater recycle reutilization system.
Then the working-flow passes through downpipe 3 and filtering as shown in figure 3,18 rain water-harvesting of roof of transformer substation
Enter catch-basin 1 after I 8 primary dcreening operation of net, is precipitated in catch-basin 1；When water is full in catch-basin 1, water volume control device is automatic
Downpipe 3 is closed, rainwater flows into sewer；When controller inspection 11, which measures, needs moisturizing in water purification well 2, open in catch-basin 1
Immersible pump I 12, supplied water to water purification well 2 by filter screen II 9 and filtering module 10；It is supplied when controller 11 detects that needs are lived
When water, opens immersible pump II 13 in water purification well 2 and supply water to life water pipe.
Somewhere annual precipitation about 700mm（Rain water drainage depth is 2 millimeters, is ignored）, i.e. year in 1 quadrature
Depth of accumulated water is 700 millimeters, about 200 square metres of unattended operation transformer station house roof area, then annual roof available catchments capacity is
200×0.7×0.9=126m3（L）, in formula, 200 be roof area, and 0.7 is annual precipitation 700mm, and 0.9 is runoff coefficient,
Runoff coefficient indicates that roof ponding collects rate.
Somewhere 124.6 liters of domestic consumption per capita according to statistics, according to《Power supply enterprise of State Grid Corporation of China staff marks
It is accurate（2012 editions tentative original texts）》Middle regulation, 110kV transformer station personnels are configured to 1.5 people, then 110kV Bian Tang changes need to meet 1.5 people's
Domestic consumption per capita, about 186.9 cubic metres, since this system is served only for fire demand water, lavatory water and other intermittences
With water, 126 cubic metres of water-holding quantities use water in station enough.
Roof of transformer substation rainwater recycle reutilization system can solve nothing by rainwater-collecting in small area as known from the above
People's substation's water on duty and drainage problem, and realize and mobilism, intelligent management, overall process are carried out to the Installed System Memory water
It is environmentally protective.
It the above is only the preferred embodiment of the present invention, it should be pointed out that：Those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of roof of transformer substation rainwater recycle reutilization system, it is characterised in that：Including catch-basin, water purification well and downpipe；
The catch-basin, water purification well are separately positioned on underground, and the top of the downpipe is mounted at roof of transformer substation, to receive
Collect roof of transformer substation rainwater, the bottom of downpipe is connected with catch-basin, passes through connecting tube between the catch-basin and water purification well
It is connected；
Multi-stage water filting device is equipped in the catch-basin, water purification well, to be filtered to rainwater；
It is equipped with water volume control device in the downpipe, the company of downpipe and catch-basin is can be automatically closed when amount of rainfall is big
It connects；
It further include the automatic control device that control is monitored to water in catch-basin and water purification well.
2. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：The water
Control device includes solenoid valve, water level sensor I and water level sensor II；
Wherein, solenoid valve is mounted in downpipe, and water level sensor I and about II water level sensor are separately mounted on catch-basin
On inner wall；
When the water level in catch-basin reaches the water level sensor I on top, solenoid valve is closed；Under the water level in catch-basin reaches
When the water level sensor II in portion, solenoid valve is opened.
3. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：Multistage water purification
Device includes filter screen I and filter screen II；Wherein, filter screen I is mounted on the water outlet of downpipe, and filter screen II, which is mounted on, to be connected
In taking over.
4. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：The filtering
Net I and filter screen II use aperture for the stainless steel mesh of 0.18~0.2mm.
5. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 3, it is characterised in that：Multistage water purification
Device further includes the filtering module being arranged in water purification well；The filtering module uses exchangeable filter core, to meet not
With the water quality requirement of demand.
6. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：It is described automatic
Control device includes controller, the immersible pump I in catch-basin, immersible pump II and level sensor in water purification well
Device III；
When the water level in water purification well reaches water level sensor III, control immersible pump I starts to water purification after controller receives signal
Well supplies water, and when controller, which detects, needs living water, control immersible pump II starts to supply water to life water pipe.
7. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：The rainwater
Well, water purification well top surface be equipped with dismountable transparent well lid, facilitate periodic maintenance inspection.
8. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：The rainwater
Well, water purification well bottom surface be all made of slope surface, and be equipped with the beds of precipitation in the lowest point of slope surface.
9. a kind of roof of transformer substation rainwater recycle reutilization system according to claim 1, it is characterised in that：The rainwater
Well inner wall is equipped with water level sensor IV at bottom surface, and when the water level in catch-basin reaches water level sensor IV, controller connects
It is sent out after alarm signal by GPRS module, ethernet module to carry out artificial recharge after collecting mail number.
10. a kind of controlling party based on claim 1 to 9 any one of them roof of transformer substation rainwater recycle reutilization system
Method, which is characterized in that this method is：
Roof rain water is assembled, and then by entering catch-basin after I primary dcreening operation of downpipe and filter screen, is sunk in catch-basin
It forms sediment；
When water is full in catch-basin, downpipe is automatically closed in water volume control device, and rainwater flows into sewer；
When controller, which detects, needs moisturizing in water purification well, the immersible pump I in catch-basin is opened, passes through filter screen II and filtering
Module is to net well-water supplies；
When controller, which detects, needs living water, opens immersible pump II in water purification well and supply water to life water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644288.4A CN108716243A (en) | 2018-06-21 | 2018-06-21 | A kind of roof of transformer substation rainwater recycle reutilization system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810644288.4A CN108716243A (en) | 2018-06-21 | 2018-06-21 | A kind of roof of transformer substation rainwater recycle reutilization system and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108716243A true CN108716243A (en) | 2018-10-30 |
Family
ID=63913165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810644288.4A Pending CN108716243A (en) | 2018-06-21 | 2018-06-21 | A kind of roof of transformer substation rainwater recycle reutilization system and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108716243A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851544A (en) * | 2019-04-29 | 2020-10-30 | 上海三彩科技发展有限公司 | Method for collecting and observing seepage water of pre-buried structure beside main water collecting well |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202227456U (en) * | 2011-10-12 | 2012-05-23 | 珠海电力设计院有限公司 | Rainwater collection and recycling system for environment-friendly transformer station |
| CN206486927U (en) * | 2017-01-23 | 2017-09-12 | 华北电力大学（保定） | A kind of rainwater-collecting reclaiming system integrated based on small zone type Afforestation Landscape |
| CN206737076U (en) * | 2017-03-21 | 2017-12-12 | 江苏世沃环境科技有限公司 | Intelligent environment protection rainwater recycle processing and utilizing system |
| CN208748793U (en) * | 2018-06-21 | 2019-04-16 | 国网江苏省电力有限公司徐州供电分公司 | Roof of transformer substation rainwater recycle reutilization system |
-
2018
- 2018-06-21 CN CN201810644288.4A patent/CN108716243A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202227456U (en) * | 2011-10-12 | 2012-05-23 | 珠海电力设计院有限公司 | Rainwater collection and recycling system for environment-friendly transformer station |
| CN206486927U (en) * | 2017-01-23 | 2017-09-12 | 华北电力大学（保定） | A kind of rainwater-collecting reclaiming system integrated based on small zone type Afforestation Landscape |
| CN206737076U (en) * | 2017-03-21 | 2017-12-12 | 江苏世沃环境科技有限公司 | Intelligent environment protection rainwater recycle processing and utilizing system |
| CN208748793U (en) * | 2018-06-21 | 2019-04-16 | 国网江苏省电力有限公司徐州供电分公司 | Roof of transformer substation rainwater recycle reutilization system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851544A (en) * | 2019-04-29 | 2020-10-30 | 上海三彩科技发展有限公司 | Method for collecting and observing seepage water of pre-buried structure beside main water collecting well |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208748793U (en) | Roof of transformer substation rainwater recycle reutilization system | |
| CN201276718Y (en) | Rainwater collecting and recycling system on building roofing | |
| CN204001088U (en) | A kind of building rainwater and daily life sewage intermediate water reuse system | |
| CN113898030B (en) | Rainwater collection and reuse facility and method based on intelligent monitoring and early warning control function | |
| CN107152053A (en) | A kind of rainwater-collecting process control method | |
| JP2009108537A (en) | Rainwater storage facility | |
| CN210086451U (en) | Multiple-effect multiplication regulation and storage tank | |
| CN108716243A (en) | A kind of roof of transformer substation rainwater recycle reutilization system and control method | |
| CN111691526A (en) | Rainwater treatment and recycling system | |
| CN105839757B (en) | A kind of rainwater drainage method and device based on hydrodynamics and lever principle | |
| CN210421354U (en) | Initial rainwater separation device of urban drainage system | |
| CN212317093U (en) | Rainwater treatment and recycling system | |
| CN109098267A (en) | Mountainous Building synthesis rainwater prevention and control based on GIS with utilize system and method | |
| CN216405629U (en) | Water pollution monitoring control system based on internet | |
| CN206368417U (en) | A kind of rainwater-collecting processing and utilizing system of power plant | |
| KR200295999Y1 (en) | Apparatus for storing and using as well as cleaning rainwater | |
| KR20040021732A (en) | Apparatus for storing and using as well as cleaning rainwater | |
| JPH10219759A (en) | Rainwater utilization system | |
| CN211873281U (en) | Rainwater collecting and storing system and integrated rainwater collecting system | |
| CN210767548U (en) | Building rainwater collecting and recycling device and building | |
| CN218713843U (en) | Regulation pond | |
| CN113187164B (en) | Water conservation integration equipment is synthesized to public building cooling tower | |
| CN220318642U (en) | Electric drainage device and equipment of rainwater recycling system | |
| CN215712210U (en) | Water conservation integration equipment is synthesized to public building cooling tower | |
| CN206090703U (en) | Recessed formula overpass rainwater collection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |