CN205636879U - System's device is collected, is purified and utilize to overpass rainwater - Google Patents
System's device is collected, is purified and utilize to overpass rainwater Download PDFInfo
- Publication number
- CN205636879U CN205636879U CN201620426087.3U CN201620426087U CN205636879U CN 205636879 U CN205636879 U CN 205636879U CN 201620426087 U CN201620426087 U CN 201620426087U CN 205636879 U CN205636879 U CN 205636879U
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- Prior art keywords
- tank
- rainwater
- drainage tank
- pipe
- filter
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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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- Sewage (AREA)
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a system's device is collected, is purified and utilize to overpass rainwater, abandon liu chi, water filter, tank, rainwater conflux pipe, tank overflow pipe and tank drain pipe including ecology, ecology is abandoned liu chishang and is equipped with and abandons a class pond roof, ecology is abandoned the water inlet in class pond and is established abandon on class pond roof, ecology is abandoned and is equipped with the ball -cock assembly in class pond, the floater of ball -cock assembly can along with ecology abandon that liquid level in class pond rises and to the water inlet that class pond was abandoned to ecology removes, all be equipped with on class pond was abandoned to ecology lateral wall and the diapire can replace the filter screen ecology is abandoned class lower part of pond lateral wall and is equipped with and abandons class a pond drain pipe or a drain valve. The utility model discloses can collect overpass bridge floor rainwater, carry out filtration purification and utilize the rainwater that purified to irrigate greenbelt plant under the overpass the initial stage rainwater, simultaneously through the plant adsorb, soil adsorbs and enters municipal storm -water system again after realizing the filtration of bridge floor rainwater ecology, lightens road surface rain pollution of waterhead.
Description
Technical field
This utility model relates to Municipal Drainage Engineering technology, environmental project and ecological engineering field.More specifically
Ground, relates to a kind of overpass rainwater-collecting, purifies and utilize system and device.
Background technology
The dmp filter of overpass purifies, Collection utilization is often ignored by people.In dmp filter purification side
Face, bridge floor rainwater part flows directly under bridge along the bridge floor gradient, and part is then by the pipeline of bridge floor both sides
Draining, is directly discharged at bridge pier via rain pipe.Such rainwater is the most purified, carries bridge floor dirty
Dye thing is directly entered municipal administration outlet conduit, increases the weight of water pollution.Rainwater catchment system aspect, municipal administration is relevant
Rainwater treatment facility is few, and overpass rainwater is the most purified, directly drain under the bridge urgently watered greening be
One great water resource waste.
Utility model content
A purpose of the present utility model is to provide a kind of overpass rainwater-collecting, purify and utilize system
Device, it is possible to collect overpass bridge floor rainwater, early-stage rainwater is carried out filtration, purification and utilizes cleaned
Rainwater irrigates greenbelt plant under overpass, realizes eco-filtration by plant simultaneously and enters municipal administration rainwater system
Unite, alleviate early-stage rainwater water pollution.
For reaching above-mentioned purpose, this utility model uses following technical proposals: overpass rainwater-collecting, clean
Change and utilize system and device, including ecological drainage tank, filter, tank, rainwater conflux pipe, water storage
Pond overflow pipe and tank drain pipe, described ecological drainage tank is provided with drainage tank case top, and described ecology is abandoned
The water inlet in stream pond is located on described drainage tank case top, is provided with ball-cock assembly in described ecological drainage tank, described
The ball float of ball-cock assembly can rise and entering to described ecological drainage tank along with the liquid level in described ecological drainage tank
The mouth of a river is moved, and the sidewall of described ecological drainage tank and diapire is equipped with replaceable filter screen, described ecology is abandoned
The bottom of stream pond sidewall is provided with drainage tank drain pipe or drain valve；The outlet of described rainwater conflux pipe is respectively
It is connected with the described ecological water inlet of drainage tank and the water inlet fluid communication of described filter, described drainage
The outlet in pond is connected with the water inlet fluid communication of institute's tank；Described tank overflow pipe is located at described
The top of tank sidewall, described tank drain pipe is located at the bottom of described tank sidewall；Described storage
The water side of tank drain pipe is provided with stop valve.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, the outlet of described rainwater conflux pipe
And being provided with ecological filter basket between the water inlet of described ecological drainage tank, described ecological filter basket is positioned at described ecology
The surface of the water inlet of drainage tank.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, described ecological drainage tank and described filter
Pond is located at the top of described tank side by side.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, described ecological drainage tank and described filter
Pond is provided with share common sidewalls, and top and the described drainage tank case top of described share common sidewalls are arranged over drainage tank
Overflow ducts；Described ball float rises to lend and fill in described ecological drainage tank water inlet with described drainage tank case top
During mouth, the water inlet of described filter and described rainwater conflux pipe outlet are by described drainage tank overflow ducts
Fluid communication；In the residue sidewall of described filter, the upper end of arbitrary sidewall is provided with tank intake tunnel, institute
The outlet stating filter is connected conducting with the water inlet of described tank by described tank intake tunnel.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, the sidewall of described filter and diapire
On be equipped with replaceable filter screen.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, the lower sidewall of described filter to be provided with
Separate water pipe, described in separate water discharging valve be installed on water pipe.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, the water outlet of described tank overflow pipe
Mouthful, the outlet of described tank drain pipe and the described outlet separating water pipe respectively with total outlet pipe
Water inlet fluid communication connects.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, the outlet of described total outlet pipe with
The gutter fluid communication of greenbelt under bridge.
Above-mentioned overpass rainwater-collecting, purify and utilize system and device, the sidewall of described tank is arranged
There is water yield display mouth and carry the stingy hands of lid.
Above-mentioned overpass rainwater-collecting, purifying and utilize system and device, described rainwater conflux pipe is overpass
Bridge pier downpipe.
The beneficial effects of the utility model are as follows:
1. drainage tank drain pipe and the separating of filter of ecological drainage tank is equipped with valve, by greenery patches on water pipe
Maintenance personnel periodically control and manage, and its water pollutes relatively big, and the biological facility that is detained entering side exclusive enters
Row purifies low-carbon (LC) fall dirt.Tank side wall upper part is provided with tank overflow pipe, by tank overflow pipe when water is full
Discharge unnecessary rainwater to complete under bridge Greenland Irrigation and connect safety dumping with via municipal administration Storm Sewer Network；Tank is arranged
Water pipe is located at tank lower sidewall, by stop valve control, greening irrigation when collected storage rainwater is short of rain
Moisturizing utilizes.
2. the discharge of bridge floor rainwater obtains effective filtration, purification, and for the pouring of greenbelt, improves water money
The utilization rate in source, it is achieved new rainwater treatment pattern, completes the discharge process of ecologic rainwater.
3. modular filtration case, treatment in accordance with local conditions have selected suitable filtering material, it is simple to industrialized production,
And can be convenient for changing, low-carbon (LC) is safeguarded.
4. the rainwater pollution after system purification is less, may be used for green area irrigation under bridge, is ecological
Rainwater treatment process.
5. low energy consumption, simple in construction, the convenient feature of Maintenance and Repair, can be effectively to high bridge bridge floor early-stage rainwater
It is collected, purifies and utilizes, effectively save water resource and human resources.
6. the bridge floor rainwater after processing, utilizes root system of plant further to filter only during irrigating
Changing, while irrigation, water quality is improved, and the unnecessary rainwater of system enters municipal administration storm sewer system again, reduces
The pollution of natural water.
The most replaceable filter screen, ecological filter basket can regularly replace, and clear up the rubbish that its rainwater filtered out carries
Rear recycling.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail.
Fig. 1 is this utility model overpass rainwater-collecting, purifies and utilize the structural representation of system and device；
Fig. 2 is this utility model overpass rainwater-collecting, purifies and utilize the plane graph of system and device；
Fig. 3 is this utility model overpass rainwater-collecting, purifies and utilize the elevation of system and device；
Fig. 4 is greenbelt site plan under overpass；
Fig. 5 is greenbelt eco-filtration pond profile under overpass；
Fig. 6 is greenbelt profile under overpass；
Fig. 7 is this utility model overpass rainwater-collecting, purifies and utilize the perspective internal view of system and device.
In figure: 1-ecology filter basket；2-drainage tank case top；The replaceable filter screen of 3-；4-ball float；5-tank
Drain pipe；6-tank overflow pipe；7-rainwater conflux pipe；8-ecology drainage tank；9-filter；10-water
Amount shows mouth and carries the stingy hands of lid；11-eco-filtration pond；12-filter plant；13-bark and microlith；14-
Planting soil；15-layer of sand；16-gravel layer；17-rammed earth；18-gutter；19-road tooth；20-stores up
Pond；21-drainage tank drain pipe；22-separates water pipe；The total outlet pipe of 23-；24-drainage tank overflow ducts；
25-tank intake tunnel；26-share common sidewalls.
Detailed description of the invention
In order to be illustrated more clearly that this utility model, new to this practicality below in conjunction with preferred embodiments and drawings
Type is described further.Parts similar in accompanying drawing are indicated with identical reference.This area
It will be appreciated by the skilled person that specifically described content is illustrative and be not restrictive below, should not
Protection domain of the present utility model is limited with this.
As shown in Fig. 1～7, this utility model overpass rainwater-collecting, purify and utilize system and device, bag
Include ecological drainage tank 8, filter 9, tank 20, rainwater conflux pipe 7, tank overflow pipe 6 and storage
Tank drain pipe 5, described ecological drainage tank 8 is provided with drainage tank case top 2, described ecological drainage tank 8
Water inlet is located on described drainage tank case top 2, is provided with ball-cock assembly in described ecological drainage tank 8, described floating
The ball float 4 of ball valve can be along with the liquid level rising in described ecological drainage tank 8 to described ecological drainage tank 8
Water inlet move, the sidewall of described ecological drainage tank 8 and diapire are equipped with replaceable filter screen 3, described
The bottom of ecological drainage tank 8 sidewall is provided with drainage tank drain pipe 21 or drain valve；Described rainwater conflux pipe 7
Outlet lead with the described ecological water inlet of drainage tank 8 and the water inlet fluid of described filter 9 respectively
Leading to connect, the outlet of described filter 9 is connected with the water inlet fluid communication of institute tank 20；Described
Tank overflow pipe 6 is located at the top of described tank sidewall, and described tank drain pipe 5 is located at described
The bottom of tank 20 sidewall；The water side of described tank drain pipe 5 is provided with stop valve.
In order to the water got off from the drain of described rainwater conflux pipe 7 is tentatively filtered, filter volume bigger
Foreign material, be provided with between the water inlet of the outlet of described rainwater conflux pipe 7 and described ecological drainage tank 8
Ecological filter basket 1, described ecological filter basket 1 is positioned at the surface of the water inlet of described ecological drainage tank 8, and this can
To ensure relatively accurately be flowed into by the rainwater after tentatively filtering the water inlet of described ecological drainage tank 8,
And then flow in described ecological drainage tank 8.
Simultaneously in order to the rainwater in described ecological drainage tank 8 and the rainwater in described filter 9 are carried out
Management, and can flow into for the ease of the long-pending full remaining rainwater afterwards of rainwater in described ecological drainage tank 8
In described filter 9, and in order to reduce occupation area of equipment, effectively utilize space, in the present embodiment,
Described ecological drainage tank 8 and described filter 9 are located at side by side the top of described tank 20, and make institute
State ecological drainage tank 8 and described filter 9 and be provided with share common sidewalls 26, the top of described share common sidewalls 26 and
Described drainage tank case top 2 is arranged over drainage tank overflow ducts 24；Described ball float 4 rises to abandon with described
When described ecological drainage tank 8 water inlet is lent and is filled on stream case top, pond 2, the water inlet of described filter 9 with
Described rainwater conflux pipe 7 outlet is by described drainage tank overflow ducts 24 fluid communication, and in this enforcement
The upper end of the sidewall of described filter 9 relative with described share common sidewalls 26 position in example is provided with tank and enters
Aquaporin 25, the outlet of described filter 9 passes through described tank with the water inlet of described tank 20
Intake tunnel 25 connects conducting.And in order to the rainwater after preliminary filtration is filtered further, described
Replaceable filter screen 3 it is equipped with on the sidewall of filter 9 and diapire.
In view of rainfall when raining is inconsistent every time, described filter 9 and described storage during for avoiding rainfall excessive
Pipelined channel water-flowing amount between pond 20 cannot meet dewatering needs, under the sidewall of described filter 9
Portion is provided with and separates water pipe 22, described in separate water discharging valve be installed on water pipe 22, simultaneously in order to reduce equipment
Pipeline is arranged, by the outlet of described tank overflow pipe 6, described tank drain pipe 5 in the present embodiment
Outlet and the described outlet separating water pipe respectively with the water inlet fluid communication of total outlet pipe 23 even
Connect, and by the outlet of described total outlet pipe 23 and gutter 18 fluid communication of greenbelt under bridge.And
The ground of greenbelt increases gutter 18, it is simple to irrigate or the dredging of water during rainfall, reduce water resource
Waste or drainage procedure in occur blocking.
In the present embodiment, for the ease of the water accumulating volume in described tank is understood in time, and then it is easy to work
Accumulation rainwater in described tank 20 is managed using by personnel, and the sidewall of described tank 20 sets
Being equipped with water yield display mouth and carry the stingy hands 10 of lid, staff can observe described storage by described water yield display mouth
Surplus water in pond 20.
In order to existing utility is effectively utilized, in the present embodiment, the bridge pier downpipe of overpass is made
Use for described rainwater conflux pipe 7.
In the present embodiment, described replaceable filter screen 3 can regularly replace, regular according to practical situation
Cleaning is changed, and rainwater, through bridge pier outlet conduit, arrives described ecological drainage tank 8, first passes around described life
State filter basket 1, reduces water velocity and intercepts the impurity that in rainwater, volume is bigger, then described replaceable simultaneously
Filter screen 3 adsorbs rain impurities in water.Described ball float 4 when rainfall is bigger, in described ecological drainage tank 8
Arrive described drainage tank case top 2 and fill in the water inlet of described ecological drainage tank 8, closing described ecological abandoned stream
The water inlet in pond 8, then be directly entered institute through the preliminary rainwater filtered by described drainage tank overflow ducts 24
State filter 9.After entering described filter 9, continue rainwater was carried out in described replaceable filter screen 3
Filter, current are through draining down into the described tank 20 of lower floor herein.And through described ecological drainage tank 8
Rainwater can the outflow of green belt under bridge, be detained facilities section rainwater by biology and nourish suitable raw fall dirt under bridge
Plant, and filter absorption by plant and construct stagnant dirt, intercept primary rain the most on the spot dirty.
Obviously, above-described embodiment of the present utility model is only by clearly demonstrating what this utility model was made
Citing, and it is not the restriction to embodiment of the present utility model, for the ordinary skill of art
For personnel, can also make other changes in different forms on the basis of the above description, this
In cannot all of embodiment be given exhaustive, every the technical solution of the utility model that belongs to is extended
Go out obviously changes or changes the row still in protection domain of the present utility model.
Claims (10)
1. overpass rainwater-collecting, purify and utilize system and device, it is characterised in that include ecological abandoned stream
Pond (8), filter (9), tank (20), rainwater conflux pipe (7), tank overflow pipe (6)
With tank drain pipe (5), described ecological drainage tank (8) is provided with drainage tank case top (2), described
The water inlet of ecological drainage tank (8) is located on described drainage tank case top (2), described ecological drainage tank (8)
Inside being provided with ball-cock assembly, the ball float (4) of described ball-cock assembly can be along with the liquid in described ecological drainage tank (8)
Face rises and moves to the water inlet of described ecological drainage tank (8), the side of described ecological drainage tank (8)
Be equipped with replaceable filter screen (3) on wall and diapire, the bottom of described ecological drainage tank (8) sidewall is provided with
Drainage tank drain pipe (21) or drain valve；The outlet of described rainwater conflux pipe (7) respectively with described life
The water inlet of state drainage tank (8) and the water inlet fluid communication of described filter (9) connect, described filter
The outlet in pond (9) is connected with the water inlet fluid communication of institute's tank (20)；Described tank overflows
Flow tube (6) is located at the top of described tank (20) sidewall, and described tank drain pipe (5) is located at
The bottom of described tank (20) sidewall；The water side of described tank drain pipe (5) is provided with stop valve.
Overpass rainwater-collecting the most according to claim 1, purifying and utilize system and device, it is special
Levy and be, the water inlet of the outlet of described rainwater conflux pipe (7) and described ecological drainage tank (8) it
Between be provided with ecological filter basket (1), described ecological filter basket (1) is positioned at the water inlet of described ecological drainage tank (8)
The surface of mouth.
Overpass rainwater-collecting the most according to claim 2, purifying and utilize system and device, it is special
Levying and be, described ecological drainage tank (8) and described filter (9) are located at described tank (20) side by side
Top.
Overpass rainwater-collecting the most according to claim 3, purifying and utilize system and device, it is special
Levying and be, described ecological drainage tank (8) is provided with share common sidewalls (26), institute with described filter (9)
Top and the described drainage tank case top (2) of stating share common sidewalls (26) are arranged over drainage tank overflow ducts (24)；
Described ball float (4) rises to lend and fill in described ecological drainage tank (8) with described drainage tank case top (2)
During water inlet, the water inlet of described filter (9) and described rainwater conflux pipe (7) outlet are by described
Drainage tank overflow ducts (24) fluid communication；Arbitrary sidewall in the residue sidewall of described filter (9)
Upper end is provided with tank intake tunnel (25), the outlet of described filter (9) and described tank (20)
Water inlet by described tank intake tunnel (25) connect conducting.
Overpass rainwater-collecting the most according to claim 4, purifying and utilize system and device, it is special
Levy and be, the sidewall of described filter (9) and diapire are equipped with replaceable filter screen (3).
Overpass rainwater-collecting the most according to claim 5, purify and utilize system and device, its feature
Being, the lower sidewall of described filter (9) is provided with and separates water pipe (22), described in separate water pipe (22)
On water discharging valve is installed.
Overpass rainwater-collecting the most according to claim 6, purifying and utilize system and device, it is special
Levy and be, the outlet of described tank overflow pipe (6), the water outlet of described tank drain pipe (5)
Mouthful and the described outlet separating water pipe (22) respectively with the water inlet fluid communication of total outlet pipe (23)
Connect.
Overpass rainwater-collecting the most according to claim 7, purifying and utilize system and device, it is special
Levying and be, the outlet of described total outlet pipe (23) is led with gutter (18) fluid of greenbelt under bridge
Logical.
9., according to the arbitrary described overpass rainwater-collecting of claim 1-8, purify and utilize system and device,
It is characterized in that, the sidewall of described tank (20) is provided with water yield display mouth and carries the stingy hands (10) of lid.
10., according to the arbitrary described overpass rainwater-collecting of claim 1-8, purify and utilize system and device,
It is characterized in that, described rainwater conflux pipe (7) is the bridge pier downpipe of overpass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620426087.3U CN205636879U (en) | 2016-05-12 | 2016-05-12 | System's device is collected, is purified and utilize to overpass rainwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620426087.3U CN205636879U (en) | 2016-05-12 | 2016-05-12 | System's device is collected, is purified and utilize to overpass rainwater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205636879U true CN205636879U (en) | 2016-10-12 |
Family
ID=57058767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620426087.3U Expired - Fee Related CN205636879U (en) | 2016-05-12 | 2016-05-12 | System's device is collected, is purified and utilize to overpass rainwater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205636879U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106835971A (en) * | 2016-12-14 | 2017-06-13 | 浙江建设职业技术学院 | A kind of viaduct system for reclaiming rainwater and its installation method |
| CN106930397A (en) * | 2017-03-07 | 2017-07-07 | 河海大学 | A kind of biological delaying basin that early-stage rainwater can be persistently processed within the dry spell |
| CN107090897A (en) * | 2017-05-22 | 2017-08-25 | 胥悦微 | A kind of road equipment structure |
| CN107879559A (en) * | 2017-12-12 | 2018-04-06 | 仲恺农业工程学院 | The lasting landscape water scenery of low-maintenance and rainwater self-purifying system under overpass |
| CN109098255A (en) * | 2018-09-04 | 2018-12-28 | 湖南大辰环保科技有限公司 | Bridge floor initial rainwater collection processing method and system |
| CN109738036A (en) * | 2019-01-08 | 2019-05-10 | 哈尔滨工业大学（深圳） | A kind of automatic partial volume rainfall runoff water detection and sampling apparatus |
| CN110558111A (en) * | 2019-10-21 | 2019-12-13 | 刘术毅 | Overpass both sides flowers watering device |
| CN110821737A (en) * | 2019-11-15 | 2020-02-21 | 北京理工大学 | Potential energy-based high-speed rail bridge hydroelectric generation and rainwater collection irrigation system |
| CN113585433A (en) * | 2021-07-28 | 2021-11-02 | 温州市龙湾建设园林绿化工程有限公司 | A rainwater collection circulation system for ecological garden |
-
2016
- 2016-05-12 CN CN201620426087.3U patent/CN205636879U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106835971A (en) * | 2016-12-14 | 2017-06-13 | 浙江建设职业技术学院 | A kind of viaduct system for reclaiming rainwater and its installation method |
| CN106930397A (en) * | 2017-03-07 | 2017-07-07 | 河海大学 | A kind of biological delaying basin that early-stage rainwater can be persistently processed within the dry spell |
| CN106930397B (en) * | 2017-03-07 | 2018-04-20 | 河海大学 | A kind of biological delaying basin that initial rainwater can be persistently handled within the dry spell |
| CN107090897A (en) * | 2017-05-22 | 2017-08-25 | 胥悦微 | A kind of road equipment structure |
| CN107090897B (en) * | 2017-05-22 | 2020-04-10 | 陈浩 | Road facility structure |
| CN107879559A (en) * | 2017-12-12 | 2018-04-06 | 仲恺农业工程学院 | The lasting landscape water scenery of low-maintenance and rainwater self-purifying system under overpass |
| CN107879559B (en) * | 2017-12-12 | 2023-11-14 | 仲恺农业工程学院 | Low-maintenance durable landscape waterscape and rainwater self-purification system under viaduct |
| CN109098255A (en) * | 2018-09-04 | 2018-12-28 | 湖南大辰环保科技有限公司 | Bridge floor initial rainwater collection processing method and system |
| CN109738036A (en) * | 2019-01-08 | 2019-05-10 | 哈尔滨工业大学（深圳） | A kind of automatic partial volume rainfall runoff water detection and sampling apparatus |
| CN110558111A (en) * | 2019-10-21 | 2019-12-13 | 刘术毅 | Overpass both sides flowers watering device |
| CN110821737A (en) * | 2019-11-15 | 2020-02-21 | 北京理工大学 | Potential energy-based high-speed rail bridge hydroelectric generation and rainwater collection irrigation system |
| CN113585433A (en) * | 2021-07-28 | 2021-11-02 | 温州市龙湾建设园林绿化工程有限公司 | A rainwater collection circulation system for ecological garden |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20180512 |