CN111489573A - Photovoltaic panel for traffic light with self-cleaning function - Google Patents
Photovoltaic panel for traffic light with self-cleaning function Download PDFInfo
- Publication number
- CN111489573A CN111489573A CN202010344286.0A CN202010344286A CN111489573A CN 111489573 A CN111489573 A CN 111489573A CN 202010344286 A CN202010344286 A CN 202010344286A CN 111489573 A CN111489573 A CN 111489573A
- Authority
- CN
- China
- Prior art keywords
- traffic light
- photovoltaic panel
- air bag
- self
- cleaning function
- 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 20
- 239000000428 dust Substances 0.000 claims abstract description 44
- 238000007789 sealing Methods 0.000 claims description 14
- 238000007790 scraping Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 244000309464 bull Species 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004804 winding Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/50—Cleaning by methods involving the use of tools involving cleaning of the cleaning members
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a photovoltaic panel for a traffic light with a self-cleaning function, which comprises a traffic light body and a photovoltaic panel arranged on the traffic light body through a frame, wherein an equipment groove and a micro-generator are respectively arranged on the traffic light body, a driving fan is rotatably arranged in the equipment groove through a rotating shaft, and one end of the driving fan is connected with the input end of the micro-generator. The photovoltaic panel dust removing device is ingenious in structure, can automatically remove dust on the surface of the photovoltaic panel without manual work and input of an external energy mechanism, is more energy-saving and environment-friendly, saves time and labor, can repeatedly operate, and is good in cleaning effect.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a photovoltaic panel with a self-cleaning function for a traffic light.
Background
The definition of new energy is: on the basis of new technology and new materials, the traditional renewable energy sources are developed and utilized in a modernized mode, wherein solar energy always occupies an important position in the development of new energy sources due to the characteristics of cleanness, environmental protection and almost inexhaustible use of the solar energy, and at present, a plurality of cities adopt the arrangement of photovoltaic panels on traffic lights, and the photovoltaic panels are used for generating electricity to supply power to the traffic lights, so that the energy can be greatly saved.
However, during practical use, because the traffic light is generally located beside the highway, a large amount of dust can be brought by vehicles running on the highway, the dust falls on the surface of the photovoltaic panel, the power generation efficiency of the photovoltaic panel is greatly influenced, meanwhile, the dust adhered to the surface of the photovoltaic panel can form a facula effect, the service life of the photovoltaic panel is damaged, and the traditional cleaning mode of the traffic light photovoltaic panel is generally manual periodical dust removal.
Disclosure of Invention
The invention aims to solve the defects that the photovoltaic panel of the traffic light in the prior art is easy to adsorb dust, the normal use of the photovoltaic panel is influenced, and a convenient dust removing mode of the photovoltaic panel is not available, and provides the photovoltaic panel with the self-cleaning function for the traffic light.
In order to achieve the purpose, the invention adopts the following technical scheme:
a photovoltaic panel with a self-cleaning function for a traffic light comprises a traffic light body and a photovoltaic panel arranged on the traffic light body through a frame, wherein an equipment groove and a micro generator are respectively arranged on the traffic light body;
the frame is symmetrically provided with a plurality of sliding grooves, the upper inner wall and the lower inner wall of each sliding groove are respectively connected with a telescopic air bag and a permanent magnet, an electromagnet is connected in each sliding groove in a sliding manner, the lower end of each telescopic air bag is connected to the corresponding electromagnet, the output end of the micro generator is coupled and connected with the electromagnets through a wire, a scraper is connected between the electromagnets, the frame is further provided with a dust collecting hopper and a placing groove from bottom to top in sequence, an elastic air bag is arranged in the placing groove, and a one-way exhaust pipe is communicated between each telescopic air bag and the elastic air bag;
the frame is evenly provided with a plurality of venturis which communicate the elastic air bag with the outside, communicating pipes are communicated between the throat of each venturi and the bottom wall of the ash collecting hopper, mounting grooves are formed in the pipe wall of each venturi, each mounting groove is internally provided with a sealing magnetic block in a sealing and sliding connection mode, a plurality of rollers and winding shafts are evenly rotatably mounted in the ash collecting hopper through rotating rods, and traction lines are connected between the winding shafts and the corresponding sealing magnetic blocks.
Preferably, the scraping plate is glued with a scraping strip made of rubber materials.
Preferably, a one-way air inlet pipe is arranged between each telescopic air bag and the outside.
Preferably, a fixed magnetic block matched with the corresponding sealing magnetic block is embedded in the pipe wall of each venturi.
Preferably, a filter screen is arranged in the dust collecting hopper.
The invention has the beneficial effects that:
1. according to the invention, the airflow brought by the running vehicle at the position of the traffic light body provides power input for the power generation of the micro generator, so that the micro generator can generate power to provide power energy for the subsequent dust cleaning mechanism, the input of an external power mechanism is not required, the energy is saved, the environment is protected, and the concept of new energy is met.
2. According to the invention, the characteristic that the electromagnet excites the magnetic field back under the action of current is utilized to drive the scraper to move, so that dust on the photovoltaic panel can be cleaned into the dust collecting hopper, and the cleanness of the surface of the photovoltaic panel is further ensured.
3. According to the invention, firstly, the elastic air bag is inflated and powered by using the telescopic air bag, secondly, the sealing magnetic block is matched with the winding shaft and the roller, when the scraper moves above the dust collecting hopper, the venturi tube is opened, and the characteristics of the venturi tube are utilized, so that dust separated from the scraper can be quickly absorbed into the dust collecting hopper, and meanwhile, the dust adhered to the scraper can be stripped and absorbed into the dust collecting hopper together, and further, the cleaning effect of the scraper on the photovoltaic panel is improved.
4. In the invention, the filter screen is arranged, so that dust entering the dust collecting hopper can be intercepted, and the dust can be prevented from entering the venturi tube, thereby ensuring the normal use of the venturi tube.
In conclusion, the photovoltaic panel dust removing device is ingenious in structure, can automatically remove dust on the surface of the photovoltaic panel without manual work and input of an external energy mechanism, is more energy-saving and environment-friendly, saves time and labor, can repeatedly operate, and is good in cleaning effect.
Drawings
FIG. 1 is a schematic structural diagram of a photovoltaic panel for a traffic light with a self-cleaning function according to the present invention;
FIG. 2 is a schematic view of a partial structure of a frame in a photovoltaic panel for a traffic light with a self-cleaning function according to the present invention;
fig. 3 is a schematic view of a partial structure of a chinese venturi in a photovoltaic panel for a traffic light with a self-cleaning function according to the present invention.
In the figure: the traffic light comprises a traffic light body 1, a frame 2, a photovoltaic panel 3, an equipment groove 4, a rotating shaft 5, a driving fan 6, a microgenerator 7, a sliding groove 8, an electromagnet 9, a scraping plate 10, a permanent magnet 11, a telescopic air bag 12, an ash collecting hopper 13, a placing groove 14, an elastic air bag 15, a filter screen 16, a roller 17, a winding shaft 18, a venturi tube 19, an installation groove 20, a sealing magnetic block 21 and a fixing magnetic block 22.
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.
Referring to fig. 1-3, a photovoltaic panel for a traffic light with a self-cleaning function comprises a traffic light body 1 and a photovoltaic panel 3 mounted on the traffic light body 1 through a frame 2, wherein an equipment groove 4 and a micro generator 7 are respectively arranged on the traffic light body 1, the micro generator 7 is an alternating current generator, a rectifier is arranged in the micro generator 7, namely, the current direction emitted by the output end of the micro generator 7 is fixed, a driving fan 6 is rotatably mounted in the equipment groove 4 through a rotating shaft 5, and one end of the driving fan 6 is fixedly connected with a rotor of the micro generator 7;
two chutes 8 are symmetrically arranged on the frame 2, the upper and lower inner walls of each chute 8 are fixedly connected with a telescopic airbag 12 and a permanent magnet 11 respectively, an electromagnet 9 is connected in each chute 8 in a sliding manner, the lower end of each telescopic airbag 12 is fixedly connected on the upper end surface of the corresponding electromagnet 9, the output end of the micro-generator 7 is coupled with the electromagnets 9 through a lead, when the current emitted by the micro-generator 7 passes through the two electromagnets 9 through the lead in sequence, the magnetic pole excited by each electromagnet 9 is the same as the magnetic pole on the opposite side of the corresponding permanent magnet 11, namely, at the moment, repulsion force is generated between each electromagnet 9 and the corresponding permanent magnet 11, a scraper 10 is connected between the electromagnets 9 together, a scraper bar made of rubber material is glued on the scraper bar 10, and when the scraper bar 10 is positioned above the photovoltaic panel 3, the scraper bar is always contacted with the surface of the photovoltaic panel 3, the frame 2 is also sequentially provided with a dust collecting hopper 13 and a placing groove 14 from bottom to top, an elastic air bag 15 is arranged in the placing groove 14, a one-way exhaust pipe is communicated between each telescopic air bag 12 and the elastic air bag 15, the one-way exhaust pipe only allows gas in the telescopic air bags 12 to enter the elastic air bags 15 through the one-way exhaust pipe, a one-way air inlet pipe is arranged between each telescopic air bag 12 and the outside, and the one-way air inlet pipe only allows outside gas to enter the telescopic air bags 12 through the one-way air inlet pipe;
evenly be equipped with a plurality of venturis 19 with elasticity gasbag 15 and external intercommunication on the frame 2, and all communicate between the choke of every venturi 19 and the ash collecting hopper 13 diapire and be equipped with communicating pipe, when having gas flow in the venturi 19, its choke department can form negative pressure zone, this principle is prior art, do not give redundant details here, mounting groove 20 has all been seted up on the pipe wall of every venturi 19, all sealed sliding connection has sealed magnet 21 in every mounting groove 20, evenly rotate through the bull stick in the ash collecting hopper 13 and install a plurality of gyro wheels 17 and spool 18, all be connected with the pull wire through the fixed pulley between every spool 18 and the sealed magnet 21 that corresponds.
In the invention, a fixed magnetic block 22 matched with a corresponding sealing magnetic block 21 is embedded on the pipe wall of each venturi tube 19, the opposite side of each sealing magnetic block 21 and the corresponding fixed magnetic block 22 has opposite magnetic poles, a filter screen 16 is arranged in the dust collection hopper 13, and the filter screen 16 is positioned above the communication position of a plurality of communicating pipes and the dust collection hopper 13;
it is worth noting that, in a normal state, because the sealing magnetic block 21 and the fixed magnetic block 22 attract each other, the venturi tube 19 is blocked by the sealing magnetic block 21, and the sum of the volume of the two telescopic air bags 12 and the volume of the elastic air bag 15 is smaller than the volume of the placing groove 14.
When the traffic light is used, when a running vehicle passes through the traffic light body 1, airflow carried by the vehicle drives the driving fan 6 to rotate, the driving fan 6 drives the micro generator 7 to generate electricity through the rotating shaft 5, current generated by the micro generator 7 flows to the electromagnet 9 through a wire, the electromagnet 9 excites a magnetic field, the electromagnet 9 moves upwards under the action of repulsion force between the electromagnet 9 and the permanent magnet 11, the electromagnet 9 drives the scraper 10 to move upwards, the scraper 10 scrapes and adsorbs dust on the surface of the photovoltaic panel 3, and when the scraper 10 moves to the position above the dust collection hopper 13, the dust on the scraper 10 falls into the dust collection hopper 13 under the action of self gravity;
meanwhile, the electromagnet 9 moves upwards to extrude the telescopic air bag 12, the gas in the telescopic air bag 12 enters the elastic air bag 15 through the one-way exhaust pipe, the venturi tube 19 is blocked by the sealing magnet 21, the gas amount in the elastic air bag 15 is gradually increased and begins to expand, when the scraper 10 moves at the dust collection hopper 13, the scraper 10 is in contact with the roller 17 and drives the roller 17 to rotate, the roller 17 drives the winding shaft 18 to rotate synchronously through the rotating rod, the traction wire is wound on the winding shaft 18, the sealing magnet 21 is separated from the fixed magnet 22, the venturi tube 19 is not closed, the gas in the elastic air bag 15 is discharged to the outside from the venturi tube 19 at a high speed, meanwhile, the gas in the dust collection hopper 13 is sucked into the dust collection hopper 13 through the communicating pipe 19 under the negative pressure suction effect at the throat of the venturi tube, the gas above the dust collection hopper 13 is sucked into the dust collection hopper 13, and part of the dust adhered to the scraper 10 is also sucked into the dust collection hopper 13 under the effect of the gas flow and then is discharged The filter screen 16 intercepts the dust, so that the scraper 10 can be cleaned, and the dust removing effect of the scraper 10 on the photovoltaic panel 3 is improved;
when the current on the electromagnet 9 disappears, the repulsive force between the electromagnet 9 and the permanent magnet 11 disappears, the electromagnet 9 rapidly moves downwards to reset under the action of the permanent magnet 11 on the suction force and the elastic force of the telescopic air bag 12, outside air is supplemented into the telescopic air bag 12 through the one-way air inlet pipe, the venturi tube 19 is plugged by the sealing magnet 21 again, and therefore the device can clean the photovoltaic panel 3 repeatedly and automatically, the dust removing efficiency is high, and manual work is not needed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. A photovoltaic panel with a self-cleaning function for a traffic light comprises a traffic light body (1) and a photovoltaic panel (3) arranged on the traffic light body (1) through a frame (2), and is characterized in that an equipment groove (4) and a micro generator (7) are respectively arranged on the traffic light body (1), a driving fan (6) is rotatably arranged in the equipment groove (4) through a rotating shaft (5), and one end of the driving fan (6) is connected with the input end of the micro generator (7);
the frame (2) is symmetrically provided with a plurality of sliding grooves (8), the upper inner wall and the lower inner wall of each sliding groove (8) are respectively connected with a telescopic air bag (12) and a permanent magnet (11), the inside of each sliding groove (8) is connected with an electromagnet (9) in a sliding manner, the lower end of each telescopic air bag (12) is connected to the corresponding electromagnet (9), the output end of a micro generator (7) is coupled and connected with the electromagnets (9) through a lead, a scraper (10) is commonly connected among the electromagnets (9), the frame (2) is further sequentially provided with a dust collecting hopper (13) and a placing groove (14) from bottom to top, the placing groove (14) is internally provided with an elastic air bag (15), and a one-way exhaust pipe is communicated between each telescopic air bag (12) and the elastic air bag (15);
evenly be equipped with a plurality of venturi tubes (19) with elasticity gasbag (15) and external intercommunication on frame (2), and all communicate between the choke of every venturi tube (19) and dust collecting hopper (13) diapire and be equipped with communicating pipe, every mounting groove (20) have all been seted up on the pipe wall of venturi tube (19), every all sealed sliding connection has sealed magnetic path (21) in mounting groove (20), install a plurality of gyro wheels (17) and spool (18) through the even rotation of bull stick in dust collecting hopper (13), every all be connected with the pull wire between spool (18) and the sealed magnetic path (21) that correspond.
2. The photovoltaic panel for a traffic light with a self-cleaning function as claimed in claim 1, wherein the scraping plate (10) is glued with a scraping strip made of rubber material.
3. The photovoltaic panel for a traffic light with a self-cleaning function as claimed in claim 1, wherein a one-way air inlet pipe is arranged between each telescopic air bag (12) and the outside.
4. The photovoltaic panel for a traffic light with a self-cleaning function as claimed in claim 1, wherein a fixing magnet (22) matched with the corresponding sealing magnet (21) is embedded on the wall of each venturi tube (19).
5. The photovoltaic panel for a traffic light with a self-cleaning function as claimed in claim 1, wherein a filter screen (16) is arranged in the dust collecting hopper (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344286.0A CN111489573A (en) | 2020-04-27 | 2020-04-27 | Photovoltaic panel for traffic light with self-cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010344286.0A CN111489573A (en) | 2020-04-27 | 2020-04-27 | Photovoltaic panel for traffic light with self-cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111489573A true CN111489573A (en) | 2020-08-04 |
Family
ID=71795250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010344286.0A Pending CN111489573A (en) | 2020-04-27 | 2020-04-27 | Photovoltaic panel for traffic light with self-cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111489573A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254720A (en) * | 2022-07-29 | 2022-11-01 | 山东信通电子股份有限公司 | Automatic dust removal device for outdoor camera, outdoor camera and dust removal method of outdoor camera |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130146372A1 (en) * | 2010-09-07 | 2013-06-13 | Michele Cunico | Electric vehicle provided with a wind turbine and photovoltaic panels |
| US20130271297A1 (en) * | 2009-08-24 | 2013-10-17 | Jacobo Marcos Sirota | Mobile automated system for traffic monitoring |
| CN108919971A (en) * | 2018-06-29 | 2018-11-30 | 贵州省仁怀市西科电脑科技有限公司 | Computer dedusting keyboard |
| CN109225961A (en) * | 2018-08-31 | 2019-01-18 | 国家电网有限公司 | A kind of ultra-high-tension power transmission line surface layer dirt removal device |
| CN209431298U (en) * | 2019-03-19 | 2019-09-24 | 长泰县正丽灯饰店 | A kind of solar street light with rainy day cleaning photovoltaic panel function |
| CN110992717A (en) * | 2019-12-17 | 2020-04-10 | 徐永丽 | Self-cleaning type road traffic signal lamp |
| CN111006156A (en) * | 2019-12-24 | 2020-04-14 | 慈溪市莱殿光电有限公司 | LED projecting lamp with dust removal function |
-
2020
- 2020-04-27 CN CN202010344286.0A patent/CN111489573A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130271297A1 (en) * | 2009-08-24 | 2013-10-17 | Jacobo Marcos Sirota | Mobile automated system for traffic monitoring |
| US20130146372A1 (en) * | 2010-09-07 | 2013-06-13 | Michele Cunico | Electric vehicle provided with a wind turbine and photovoltaic panels |
| CN108919971A (en) * | 2018-06-29 | 2018-11-30 | 贵州省仁怀市西科电脑科技有限公司 | Computer dedusting keyboard |
| CN109225961A (en) * | 2018-08-31 | 2019-01-18 | 国家电网有限公司 | A kind of ultra-high-tension power transmission line surface layer dirt removal device |
| CN209431298U (en) * | 2019-03-19 | 2019-09-24 | 长泰县正丽灯饰店 | A kind of solar street light with rainy day cleaning photovoltaic panel function |
| CN110992717A (en) * | 2019-12-17 | 2020-04-10 | 徐永丽 | Self-cleaning type road traffic signal lamp |
| CN111006156A (en) * | 2019-12-24 | 2020-04-14 | 慈溪市莱殿光电有限公司 | LED projecting lamp with dust removal function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115254720A (en) * | 2022-07-29 | 2022-11-01 | 山东信通电子股份有限公司 | Automatic dust removal device for outdoor camera, outdoor camera and dust removal method of outdoor camera |
| CN115254720B (en) * | 2022-07-29 | 2024-02-02 | 山东信通电子股份有限公司 | Automatic dust removing device for outdoor camera, outdoor camera and dust removing method of outdoor camera |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111525884A (en) | Self-cleaning photovoltaic panel based on wind power | |
| CN110813834B (en) | Solar panel cleaning robot based on non-contact parallel line drive | |
| CN111510062A (en) | Street lamp automatically cleaning photovoltaic board for new forms of energy | |
| CN112474591A (en) | Street lamp solar panel cleaning device | |
| CN213072554U (en) | Dustproof photovoltaic power generation device | |
| CN111489573A (en) | Photovoltaic panel for traffic light with self-cleaning function | |
| CN111804082A (en) | Self-cleaning type filtering equipment for spinning | |
| CN110034722A (en) | A kind of solar panel | |
| CN206868435U (en) | A kind of two-dimentional air-flow high-efficiency electric dust catcher | |
| CN114504891A (en) | Pulse dust collector based on vibrating deashing structure | |
| CN114659207A (en) | Energy-saving ventilation device for building | |
| CN111974729A (en) | Cleaning robot and cleaning method | |
| CN101085524A (en) | Glass wall adsorption device with built-in cleaning mechanism | |
| CN113109214A (en) | Prevent blockking up gaseous suspended particle check out test set | |
| CN205699847U (en) | A kind of novel cloth bag removing dust and clearing ash device | |
| CN114522492B (en) | Bag type dust collector for dust treatment | |
| CN207119474U (en) | A kind of haze collector unit based on corona discharge and except haze device | |
| CN114089184B (en) | Reliability detection method suitable for flexible direct-current transmission converter valve | |
| CN2816064Y (en) | Dust-collecting mechanism of flyer frame | |
| CN109528083A (en) | A kind of energy-efficient Environmental-protecting dust-removing equipment | |
| CN111765417A (en) | Self-cleaning photovoltaic power generation board for street lamp | |
| CN107552462A (en) | New energy illuminating lamp | |
| CN212681804U (en) | Cleaning robot | |
| CN207734744U (en) | A kind of back-blowing bag-type dust collector with apparatus for monitoring power supply | |
| CN106179746A (en) | Bathing formula traveling electrode wet cottrell |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200804 |