CN108380567A - A kind of photovoltaic module confession electric moveable cleaning systems - Google Patents
A kind of photovoltaic module confession electric moveable cleaning systems Download PDFInfo
- Publication number
- CN108380567A CN108380567A CN201810144280.1A CN201810144280A CN108380567A CN 108380567 A CN108380567 A CN 108380567A CN 201810144280 A CN201810144280 A CN 201810144280A CN 108380567 A CN108380567 A CN 108380567A
- Authority
- CN
- China
- Prior art keywords
- water
- accumulator
- cleaning
- solar panels
- photovoltaic module
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 120
- 238000000746 purification Methods 0.000 claims description 15
- 239000010865 sewage Substances 0.000 claims description 15
- 239000008239 natural water Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 239000008213 purified water Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
A kind of photovoltaic module provided by the invention confesses electric moveable cleaning systems, the system comprises：Clean part, water intake end mouth, the purifier for clean water outlet port and for purifying water that the cleaning part point includes water tank, connect with water source；Power section, the power section include solar panels, booster pump, accumulator, wherein, solar panels are connect by cable with accumulator, the accumulator is connected with booster pump, and the booster pump is connected to water outlet port, and the solar panels are converted solar energy into electrical energy and are stored in accumulator.Cleaning systems of the present invention carry water tank, accumulator and booster pump, and portable water source, power supply and the water for having pressure are provided to clean, and when cleaning is convenient, can not flexibly be limited by water source and power supply.
Description
Technical field
The present invention relates to solar photovoltaic power plant cleaning technology field, specially a kind of photovoltaic module confession electric moveable cleaning
System.
Background technology
The water source of conventional photovoltaic Power Plant Cleaning is mainly tap water and well water, and when cleaning needs to connect very long water pipe or need
Vehicle-mounted water tank is wanted to transport water.When using tap water and well water as water source, when cleaning, needs the water pipe grown very much, has no idea on the spot
Water intaking.Or need to carry by vehicle-mounted water tank and be cleaned near cleaning water to solar panels, oversize vehicle carries water tank
It is mobile inconvenient, since volume is excessive, it can not also go deep into the central area of photovoltaic plant.
In the complementation of fishing light and photovoltaic plant waterborne, the water in pond and river cannot be directly used to clean, and need other diversion；
And power supply often seldom accesses on the spot, and it is greatly inconvenient to come to photovoltaic plant cleaning band, for example is cleaned in photovoltaic plant photovoltaic area
When power supply need from case become etc. attract, the difficulty for not only increasing solar panels cleaning also increases operating cost.
Invention content
For the deficiency in background technology, the present invention provides a kind of solar panels that photovoltaic plant uses cleaning, water storage,
Water cleaning systems, this system carry accumulator, and portable energy source is provided to clean, and when cleaning can not be limited by power supply.
A kind of photovoltaic module provided by the invention confesses electric moveable cleaning systems, the system comprises：
Part is cleaned,
The cleaning part point includes water tank, is connect with water source water intake end mouth, for clean water outlet port.
Further, it is equipped with purifier in the water tank, apopore is equipped with below the water tank.
Power section,
The power section includes solar panels, booster pump, accumulator, wherein and solar panels are connect by cable with accumulator,
The accumulator is connected with booster pump, and the booster pump is connected to water outlet port, the photovoltaic electric of the collection on the solar panels
It can be used to drive booster pump, to the water supercharging in water outlet port.
Further, the accumulator is also connected to power network wiring mouth by AC power cord, on the AC power cord
It is connected with charger；Alternating current is converted to direct current and is energized for accumulator by the charger.
Further, affiliated solar panels are fixed on by adjustable support above water tank, can water when solar panels do not charge
Placing flat is used as cistern cover plate, when charging manually adjustable support angle.
Further, the cleaning systems further include water intaking part, and the water intaking part includes being set to natural water source
In immersible pump, the immersible pump led at water source on water intake end mouth by water pipe；
The accumulator is connected to by direct current supply line on immersible pump, and power supply is provided for immersible pump.
Further, the cleaning systems further include filter, and the filter is set in natural water source, the mistake
Filter is connected to the water inlet port of immersible pump, and the water outlet port of the immersible pump is connected on the sewage purification device of water tank.
As a preferred embodiment, the cleaning systems further include remote controler, and it is equipped on the immersible pump and booster pump
Signal receiving device, the signal for receiving the remote controler drive the booster pump or immersible pump to start or stop.
As a preferred embodiment, described device further includes movable part, the movable part includes being set to below water tank
Wheel and the handle being set on water tank.
A kind of photovoltaic module provided by the invention confesses electric moveable cleaning systems, mainly has the following advantages：
1. system carries accumulator, portable energy source is provided to clean, when cleaning can not be limited by power supply.
2. system carries solar panels, solar panels can charge to accumulator, save the energy, extend out of office
The time of outer battery-operated.Solar panels can prevent dirt of the dust and other impurities to water when not charging as the cover board of water tank
Dye.The holder of solar panels can prop solar panels, and can adjust the inclination angle between solar panels and the sun, Ke Yijin
The more reception solar radiant energy of amount.
3. accumulator carries AC charger, can be charged with AC power.
4. accumulator can draw direct current cables, the DC power supply as other loads.
5. system carries water tank, water source on the spot can be provided, when cleaning is not limited by water source.
Can be the water that cleaning is provided with pressure, convenient for the solar panels of cleaning eminence, simultaneously 6. system carries booster pump
There is the water of pressure that can improve cleaning performance and efficiency, it is comparatively water-saving.
7. system has oral siphon and sewage purification device, the sewage after washing can be recycled when purged, cycle makes
With water-saving to achieve the purpose that.
8. when cleaning field or photovoltaic plant waterborne, system can use filter and immersible pump to be taken on the spot
Water can be carried out cleaning after purifying water by sewage purification device, substantially increase the efficiency of cleaning.
9. the outlet of outlet pipe is equipped with valve, leak can be prevented.
10. system carries wheel and trailer handle, with personnel's mobile device easy to use.
11. system carries remote controler, when cleaning, can freely control the start and stop of booster pump and immersible pump.
Description of the drawings
Fig. 1 is the structural schematic diagram that a kind of photovoltaic module of the present invention confesses electric moveable cleaning systems；
Fig. 2 is the overall schematic that a kind of photovoltaic module of the present invention confesses electric moveable cleaning systems embodiment；
Wherein, 1. water tank, 2. booster pumps, 3. accumulators（Containing charging-discharging controller）, 4. chargers, 5. AC power cords, 6. wheels
Son, 7. cables, 8. solar panels, 9. solar panels holders, 10. sewage purification devices, 11. trailer handles, 12. flowing water Valves, 13.
Enter penstock, 14. oral siphons, 15. immersible pumps, 16. filters, 17. direct current supply lines, 18. water sources, 19. remote controlers.
Specific implementation mode
The present invention provides a kind of photovoltaic module confession electric moveable cleaning systems, to keep the purpose of the present invention, thinking more clear
Chu, clear, with reference to example, the present invention is described in more detail.It should be appreciated that specific implementation described herein is only solving
The present invention is released, is not intended to limit the present invention.
Embodiment 1
A kind of photovoltaic module provided in this embodiment confesses electric moveable cleaning systems, the system comprises：Part is cleaned, it is described clear
It includes water tank 1, the water intake end mouth being connect with water source 18, the water purification for clean water outlet port and for purifying water to wash part
Device；Power section, the power section include solar panels 8, booster pump 2, accumulator 3, wherein solar panels 8 pass through electricity
Cable 7 is connect with accumulator 3, and the accumulator 3 is connected with booster pump 2, and the booster pump 2 is connected to water outlet port, the sun
The photovoltaic electric energy collected on energy plate 8 is used to charge to accumulator 3.
Electric moveable cleaning systems are confessed using the photovoltaic module of the present embodiment, are powered to booster pump 2 by accumulator 3, water tank
In water enter booster pump 2 after, water pressurizeed by booster pump 2, and it is clear to be transported to needs by the water outlet port of flowing water Valve 12 again
The place washed, cleans power station.
Embodiment 2
System carries solar panels 8, and solar panels 8 can be powered accumulator 3, save the energy, extend in the wild
The time that accumulator 3 works.
Further, in order to improve the electricity conversion of solar panels 8, come generally according to the natural situation of power station locality
Determine the angle of inclination of solar panels 8.Solar panels 8 can be connected with water tank junction by rotation axis, facilitate the adjusting sun
The inclination angle of energy plate 8.Solar panels 8 are supported using solar panels holder 9 and above water tanks 1 by system, solar panels holder 9
Can be strut or other can play the device of support effect.When sunlight is fine, with solar panels holder 9, prop up
The 8 face sun of solar panels, solar panels 8 can be charged to accumulator 3 for solar panels 8.
Solar panels 8 can also keep flat solar panels holder 9 when not charging, the lid by solar panels 8 as water tank 1
Plate prevents pollution of the dust and other impurities to water.
In order to further increase the utilization ratio of system, as shown in Figure 1, in the present embodiment, accumulator 3 carries AC charging
Device 4 can be charged by AC power.With power section power supply mode different from embodiment 1, when there is no sun
AC power cord 5 is connected, so that it may charge to accumulator 3 by light when accumulator 3 needs charging with AC power.
Embodiment 3
Included water tank 1 can not only water can also carry out purified treatment to sewage, improve the utilization rate of water, especially power station is normal
It build the area of scarcity of resources in, the cleaning system in the embodiment solves the clear of drought area photovoltaic plant solar panels
Wash problem.
Water resource in nature is made full use of in order to improve, or to the secondary multiplexing of sewage, is set in the water tank 1
There are purifier i.e. hereafter described sewage purification device 10, the water intake end mouth at the inlet valve 13 and 10 phase of sewage purification device
Even.Water intake end mouth by oral siphon 14 be connected at the water source 18 of nature or cleaning after sewage recovery system, the other end
Connect sewage purification device 10, by water by purified treatment after, then by power section by water promoted to eminence spray, for cleaning light
The solar panels of overhead utility.System ensure that the cleaning of water for cleaning, prevent from influencing caused by cleaning performance due to water quality, energy
Enough efficiently use environmental resource.
Embodiment 4
Based on the above-mentioned technical proposal, cleaning system of the present invention can be equipped with oral siphon 14 and connect water intake end mouth, and water purification is passed through in diversion source
Device cleans photovoltaic plant solar panels；It can also be as shown in Fig. 2, cleaning system of the present invention be applied Mr. Yu's nature lake
It moors, the power station by river, further includes water intaking part in the cleaning system, which includes being set in natural water source 18
Immersible pump 15, oral siphon 14 is connected on immersible pump 15；In the present embodiment, in order not to increasing external power supply；It can profit
It is powered to immersible pump 15 with accumulator 3, accumulator 3 is connected to by a direct current supply line 17 on immersible pump 15, when cleaning field
Or photovoltaic plant waterborne, system can on the spot be fetched water using immersible pump 15, and water is purified by sewage purification device 10
It is used to clean afterwards, substantially increases the efficiency of cleaning.
Due to there are a large amount of sand grains in rivers and lakes, in order to further enhance the cleannes of water for cleaning, cleaning
The purge segment of first layer can be first set in journey --- filtering, the filter 16 are set in natural water source 18, the mistake
Filter 16 is connected to the water inlet port of immersible pump 15, and the water outlet port of the immersible pump 15 is connected on sewage purification device 10；Through
The cleaning water source 18 of filtering, which is connected on sewage purification device 10, carries out double purification, can effectively accelerate the process of purification,
And the effect of the purified water further increased.
It can match, in order to preferably control the inflow and outflow of water, be equipped with into water valve on water intake end mouth and water outlet port
The outlet of door 13 and flowing water Valve 12, outlet pipe is equipped with flowing water Valve 12, can prevent leak.
Optionally, described device further includes movable part, and the movable part includes the wheel 6 for being set to 1 lower section of water tank
And it is set to the trailer handle 11 on water tank 1.In order to facilitate mobile cleaning system, wheel 6 and hand can be assembled on device
Handle, wheel 6 enable cleaning system to move freely, and since the cleaning system is relatively flexibly lighter, floor space is small, can enter
Cleaning solar plate is carried out to the central area of photovoltaic plant, it is middle clear using oversize vehicle carrying water tank progress compared with prior art
Clean more convenient and cleaning performance is good.
On the basis of aforementioned four embodiment, remote control can also be increased to whole system, it is specifically, described latent
It is equipped with signal receiving device on water pump 15 and booster pump 2, the signal for receiving the remote controler 19, when cleaning can be free
Control drives booster pump 2 or immersible pump 15 to start or stop.
There are many this patent concrete application approach, and the foregoing is merely the preferred embodiments of this patent, are not intended to limit
The embodiment and protection domain of this patent are made under the premise of this patent principle to those skilled in the art
With replacing and obviously changing obtained scheme, should all be included in the protection domain of patent.
Claims (7)
1. a kind of photovoltaic module confesses electric moveable cleaning systems, which is characterized in that the system comprises：
Part is cleaned,
The cleaning part point includes water tank, is connect with water source water intake end mouth is used for clean water outlet port and for purified water
The purifier of matter；
Power section,
The power section includes solar panels, booster pump, accumulator, wherein and solar panels are connect by cable with accumulator,
The accumulator is connected with booster pump, and the booster pump is connected to water outlet port, and the solar panels convert solar energy into electricity
It can and be stored in accumulator.
2. a kind of photovoltaic module according to claim 1 confesses electric moveable cleaning systems, which is characterized in that the accumulator
Power network wiring mouth is also connected to by AC power cord, charger is connected on the AC power cord；The charger will be handed over
Galvanic electricity is converted to direct current and is energized for accumulator.
3. a kind of photovoltaic module according to claim 1 confesses electric moveable cleaning systems, which is characterized in that the cleaning system
System further includes water intaking part, and the water intaking part includes the immersible pump being set in natural water source, and the immersible pump passes through water pipe
Water source is led on water intake end mouth；
The accumulator is connected to by direct current supply line on immersible pump, and power supply is provided for immersible pump.
4. confessing electric moveable cleaning systems according to a kind of photovoltaic module that claim 1 is told, which is characterized in that the power part
The solar panels divided are fixed on by adjustable support above the water tank of the cleaning part.
5. a kind of photovoltaic module according to claim 3 confesses electric moveable cleaning systems, which is characterized in that the cleaning system
System further includes filter, and the filter is set in natural water source, and the filter is connected to the water inlet port of immersible pump, institute
The water outlet port for stating immersible pump is connected on sewage purification device.
6. a kind of photovoltaic module according to claim 3 confesses electric moveable cleaning systems, which is characterized in that the cleaning system
System further includes remote controler, and is equipped with signal receiving device on the immersible pump and booster pump, for receiving the remote controler
Signal, drive the booster pump or immersible pump to start or stop.
7. a kind of photovoltaic module according to any one of claims 1 to 6 confesses electric moveable cleaning systems, which is characterized in that
Described device further includes movable part, and the movable part includes the wheel being set to below water tank and the hand being set on water tank
Handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144280.1A CN108380567A (en) | 2018-02-12 | 2018-02-12 | A kind of photovoltaic module confession electric moveable cleaning systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810144280.1A CN108380567A (en) | 2018-02-12 | 2018-02-12 | A kind of photovoltaic module confession electric moveable cleaning systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108380567A true CN108380567A (en) | 2018-08-10 |
Family
ID=63069458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810144280.1A Pending CN108380567A (en) | 2018-02-12 | 2018-02-12 | A kind of photovoltaic module confession electric moveable cleaning systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108380567A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513711A (en) * | 2018-12-26 | 2019-03-26 | 无锡赛晶太阳能有限公司 | A kind of photovoltaic module cleaning systems |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202028569U (en) * | 2011-03-22 | 2011-11-09 | 淮海工学院 | Photovoltaic water pump cleaning device |
| CN103599907A (en) * | 2013-12-06 | 2014-02-26 | 邵俊松 | Self-navigation full-automatic cleaning device for photovoltaic cell panel |
| CN203711414U (en) * | 2013-12-20 | 2014-07-16 | 上海宝钢节能环保技术有限公司 | Solar photovoltaic module cleaning device |
| CN203946978U (en) * | 2014-06-17 | 2014-11-19 | 上海欣玖环保科技有限公司 | A kind of solar energy water treatment system |
| JP2016078013A (en) * | 2014-10-22 | 2016-05-16 | 株式会社Ｇｏｌｄｅｎ Ｌｅａｆ−Ｗｏｒｋｓ | Solar panel cleaning work machine, and solar panel cleaning method |
| CN106000949A (en) * | 2016-06-13 | 2016-10-12 | 马鞍山聚力科技有限公司 | Solar efficient traditional Chinese medicine cleaning machine |
| CN205732099U (en) * | 2016-07-08 | 2016-11-30 | 黄河科技学院 | Surface, solar energy photovoltaic panel roof waste water filtering circulation cleaning system |
| CN208555195U (en) * | 2018-02-12 | 2019-03-01 | 四川林洋新能源技术有限公司 | A kind of photovoltaic module confession electric moveable cleaning systems |
-
2018
- 2018-02-12 CN CN201810144280.1A patent/CN108380567A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202028569U (en) * | 2011-03-22 | 2011-11-09 | 淮海工学院 | Photovoltaic water pump cleaning device |
| CN103599907A (en) * | 2013-12-06 | 2014-02-26 | 邵俊松 | Self-navigation full-automatic cleaning device for photovoltaic cell panel |
| CN203711414U (en) * | 2013-12-20 | 2014-07-16 | 上海宝钢节能环保技术有限公司 | Solar photovoltaic module cleaning device |
| CN203946978U (en) * | 2014-06-17 | 2014-11-19 | 上海欣玖环保科技有限公司 | A kind of solar energy water treatment system |
| JP2016078013A (en) * | 2014-10-22 | 2016-05-16 | 株式会社Ｇｏｌｄｅｎ Ｌｅａｆ−Ｗｏｒｋｓ | Solar panel cleaning work machine, and solar panel cleaning method |
| CN106000949A (en) * | 2016-06-13 | 2016-10-12 | 马鞍山聚力科技有限公司 | Solar efficient traditional Chinese medicine cleaning machine |
| CN205732099U (en) * | 2016-07-08 | 2016-11-30 | 黄河科技学院 | Surface, solar energy photovoltaic panel roof waste water filtering circulation cleaning system |
| CN208555195U (en) * | 2018-02-12 | 2019-03-01 | 四川林洋新能源技术有限公司 | A kind of photovoltaic module confession electric moveable cleaning systems |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513711A (en) * | 2018-12-26 | 2019-03-26 | 无锡赛晶太阳能有限公司 | A kind of photovoltaic module cleaning systems |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104529063B (en) | A kind of multifuctional solar ship for water remediation and using method thereof | |
| CN102373735B (en) | Integrated system for recycling reclaimed water potential energy and reusing water body of high-rise building | |
| CN206981293U (en) | A kind of photovoltaic power station component cleaning equipment | |
| CN208555195U (en) | A kind of photovoltaic module confession electric moveable cleaning systems | |
| CN103408095A (en) | Floating self-propelled solar energy water body purifier | |
| CN204369726U (en) | A kind of multifuctional solar ship for water remediation | |
| CN103427711A (en) | Roof power generation system with complementation between light and rain | |
| CN108380567A (en) | A kind of photovoltaic module confession electric moveable cleaning systems | |
| CN213233622U (en) | Rainwater collection, purification and storage device | |
| CN206273395U (en) | A kind of family expenses photovoltaic electroplax cleaning device | |
| CN202248105U (en) | Water potential recovery and water reuse integration system in high-rise building | |
| CN202515426U (en) | Solar emergency water dispenser | |
| CN202192042U (en) | Water-saving cleaning system of solar power station | |
| CN211548434U (en) | System for utilize rainwater electricity generation and purify rainwater storage | |
| CN207485058U (en) | A kind of environmentally protective caravan base | |
| CN109606152A (en) | New-energy automobile ancillary equipment that is a kind of while realizing automobile charging and automobile washing | |
| CN104843811B (en) | Solar energy water purification car | |
| CN209835804U (en) | Device for desalting seawater by utilizing clean energy | |
| CN208292810U (en) | A kind of New foul water disposal facility based on solar energy | |
| CN108770768A (en) | Automatically control buoyancy module aerator | |
| CN216712623U (en) | Water filtering module for sponge city | |
| CN203362383U (en) | Indoor ecological energy water-saving electricity generating energy storage system | |
| CN215049513U (en) | Solar power supply power system device of courtyard type domestic sewage purification tank | |
| CN211345110U (en) | Street lamp for ecological park | |
| CN209523285U (en) | A kind of efficient rain collector for collecting initial rainwater |
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 |