CN115642876A - Solar panel and statistical method thereof - Google Patents
Solar panel and statistical method thereof Download PDFInfo
- Publication number
- CN115642876A CN115642876A CN202211251662.7A CN202211251662A CN115642876A CN 115642876 A CN115642876 A CN 115642876A CN 202211251662 A CN202211251662 A CN 202211251662A CN 115642876 A CN115642876 A CN 115642876A
- Authority
- CN
- China
- Prior art keywords
- solar panel
- moving mechanism
- rope
- plate body
- moving
- 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.)
- Granted
Links
- 238000007619 statistical method Methods 0.000 title claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 79
- 238000004140 cleaning Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000013082 photovoltaic technology Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- Cleaning In General (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
The invention relates to a solar panel comprising: the driving mechanisms are arranged at four corners of the plate body; the moving mechanism is movably arranged on the front surface of the plate body and is provided with a hairbrush; the rope is connected with the driving mechanism and the moving mechanism, and the driving mechanism pulls the moving mechanism to move through the rope. The moving mechanism includes: a moving block; the guide cavity is arranged in the movable block; the sliding block is arranged in the guide cavity in a sliding manner; the rotating disc is rotatably arranged on the moving block; the guide groove is arranged on the rotary table, and the length direction of the guide groove forms a certain included angle with the radial direction of the rotary table; the spring is arranged between the sliding block and the moving block; the brush is fixedly arranged at the lower end of the rotary disc; and the lower convex column is fixedly arranged on the sliding block and can be slidably inserted into the guide groove. The statistical method of the solar panel and the cleaning method of the solar panel are further disclosed, the stains on the solar panel can be cleaned, the area of the solar panel can be counted, and the labor workload can be effectively reduced.
Description
Technical Field
The invention relates to the technical field of solar panels, in particular to a solar panel and a statistical method thereof.
Background
In recent years, distributed photovoltaic technology as a new energy technology can simultaneously meet energy requirements, reduce greenhouse effect and improve power supply reliability, and is an important direction for the development of world energy technology in the future. With the vigorous development of the photovoltaic industry, the solar panel system is monitored, so that faults can be found in time and solved, and the maintenance cost can be reduced.
Wherein, monitoring and clearing up the stain on solar panel is the big task of solar panel system control, and the timely accurate clearance of stain can effectively promote solar panel's generating efficiency and life.
In addition, in order to cheat the country to supplement the electricity charge of photovoltaic power generation, lawless persons can purchase a solar panel privately and access the solar panel to a power grid. In order to avoid the above situations, manual inspection is needed, and the area and the number of the solar panels are checked by each household at regular intervals.
However, inspecting solar panels is a difficult task, and the traditional inspection of solar panels is done manually, which not only increases the number of employees, but also causes huge waste in time and low efficiency.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a solar panel and a statistical method thereof, which can clean stains on the solar panel, can count the area of the solar panel and effectively reduce the workload of manpower.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a solar panel, comprising:
the driving mechanisms are arranged at four corners of the plate body;
the moving mechanism is movably arranged on the front surface of the plate body and is provided with a hairbrush;
the rope is connected with the driving mechanism and the moving mechanism, and the driving mechanism pulls the moving mechanism to move through the rope.
Further, the drive mechanism includes:
the fixing seats are fixedly arranged at the four corners of the plate body;
the reel is rotatably arranged on the fixed seat, and one end of the rope is wound on the reel.
Furthermore, the brush can be rotatably arranged on the moving mechanism.
Further, the moving mechanism includes:
a moving block;
the guide cavity is arranged in the movable block;
the sliding block is arranged in the guide cavity in a sliding manner;
the rotating disc is rotatably arranged on the moving block;
the guide groove is arranged on the rotary table, and the length direction of the guide groove forms a certain included angle with the radial direction of the rotary table;
the spring is arranged between the sliding block and the moving block;
the brush is fixedly arranged at the lower end of the rotary disc;
the lower convex column is fixedly arranged on the sliding block and can be slidably inserted into the guide groove.
Furthermore, the slider is fixedly provided with an upper convex column, and one end of the rope is fixedly connected with the upper convex column.
Furthermore, the movable block is provided with a guide block, and the rope penetrates through the guide block.
Furthermore, an indicator light is arranged on the moving mechanism.
Furthermore, the moving mechanism is provided with a control device and a receiving device, the receiving device receives signals, and the control device controls the switch of the indicator light.
A statistical method of a solar panel comprises the following steps:
a. the unmanned aerial vehicle flies to a specified position and hovers;
b. a sending device on the unmanned aerial vehicle sends out a signal, and a receiving device on the moving mechanism receives the signal;
c. the indicator light is lighted, and the driving mechanism pulls the moving mechanism to move along the outer periphery of the plate body through the rope;
d. an image acquisition device on the unmanned aerial vehicle records the movement track of the indicator light, the movement time T1 and the movement speed V1 of the indicator light along the short edge of the plate body, and the movement time T2 and the movement speed V2 of the indicator light along the long edge of the plate body;
e. the area S = T1 × V1 × T2 × V2 of the solar panel.
A method of cleaning a solar panel, comprising the steps of:
a. the unmanned aerial vehicle flies to a specified position and hovers;
b. an image acquisition device on the unmanned aerial vehicle detects whether stains exist on the plate body;
c. a sending device on the unmanned aerial vehicle sends out a signal, a receiving device on the moving mechanism receives the signal, an indicator lamp is lightened, and the positions of the indicator lamp and the stain are recorded;
d. the driving mechanism pulls the moving mechanism to move to a stain part through the rope;
e. the driving mechanism further tightens the rope, the sliding block moves outwards, the rotary disc drives the hairbrush to rotate, and the hairbrush rotationally cleans stains.
The invention has the beneficial effects that:
(1) Patrol and examine and make statistics of solar panel through remote control unmanned aerial vehicle, effectively alleviate the work load of manpower.
(2) The area and the number of the solar panel can be calculated through the movement track of the unmanned aerial vehicle recording indicator lamp, so that whether the solar panel is legal or not is judged.
(3) Through the position of unmanned aerial vehicle record stain, actuating mechanism pulls moving mechanism through the rope and removes to stain department and clean, can realize solar panel's accurate clearance.
(4) The driving mechanism pulls the rope to drive the brush to rotate, so that the stains are further cleaned.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the drive mechanism of the present invention;
FIG. 3 is a schematic view of the moving mechanism of the present invention;
fig. 4 is an exploded view of the moving mechanism of the present invention.
In the figure:
1. plate body, 2 driving mechanism, 3 rope, 4 moving mechanism
201. Fixed seat, 202, reel
401. The device comprises a moving block, a guide block 402, a spring 403, a sliding block 404, a rotating disc 405, a rotating brush 406, a brush 407, a guide groove 408, a guide cavity 409, an indicator light 410, a lower convex column 411 and an upper convex column.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A solar panel comprises driving mechanisms 2 arranged at four corners of a panel body 1 and a movable mechanism 4 movably arranged on the front surface of the panel body 1, wherein the movable mechanism 4 is provided with a rotatable brush 406.
The driving mechanism 2 and the moving mechanism 4 are connected through a rope 3, and the driving mechanisms 2 positioned at four corners operate cooperatively, so that the moving mechanism 4 can be pulled through the rope 3 to realize the movement on any position of the plate body 1.
The specific structure of the drive mechanism 2 includes: fixing seats 201 fixedly arranged at four corners of the plate body 1; a rotatable reel 202 is mounted on the fixing base 201, and one end of the rope 3 is wound on the reel 202. The capstan 202 is driven by a servo motor with an encoder, and the rotation stroke and the angle of the capstan 202 can be controlled and adjusted.
The specific structure of the moving mechanism 4 includes: in the moving block 401, the string 3 can pull the moving block 401 to move at an arbitrary position on the plate body 1. A guide cavity 408 is formed in the moving block 401, a slidable slider 404 is arranged in the guide cavity 408, and the slider 404 can slide along the length direction of the guide cavity 408. The upper end of the slider 404 is fixedly provided with an upper convex column 411, and one end of the rope 3 is fixedly connected with the upper convex column 411.
The lower extreme of movable block 401 is provided with rotatable carousel 405, has seted up guide slot 407 on the carousel 405, and the length direction of guide slot 407 and the radial of carousel 405 are certain contained angle. The lower end of the slider 404 is fixedly provided with a lower convex pillar 410, and the lower convex pillar 410 is slidably inserted into the guide groove 407. The sliding block 404 can drive the rotating disc 405 to rotate by sliding along the length direction of the guide cavity 408, the lower end of the rotating disc 405 is fixedly provided with the brush 406, and the bristles of the brush 406 are in contact with the upper end face of the plate body 1, so that the upper end face of the plate body 1 can be cleaned. A spring 403 is also arranged between the sliding block 404 and the moving block 401, the sliding block 404 can be moved to the innermost end of the guide cavity 408 by the elastic force of the spring 403, and the sliding block 404 can be slid outwards by the rope 3 against the elastic force of the spring 403.
The upper end of the moving block 401 is provided with a guide block 402, the guide block 402 is provided with a rope threading hole, and the rope 3 is arranged in the rope threading hole on the guide block 402 in a penetrating way. The guide piece 402 is the polytetrafluoroethylene material, can play the guide effect to rope 3, and effectively reduces the frictional force between guide piece 402 and the rope 3.
An indicator light 409 is arranged at the upper end of the moving mechanism 4, and the indicator light 409 can emit visible light and infrared light. The moving mechanism 4 is provided with a control device and a receiving device, the receiving device receives signals, and the control device controls the switch of the indicator light 409. The devices can be powered by batteries or solar energy.
A statistical method of a solar panel comprises the following steps:
a. the unmanned aerial vehicle flies to a specified position and hovers;
b. a sending device on the unmanned aerial vehicle sends out signals, and a receiving device on the moving mechanism 4 receives the signals; adopt point-to-point encryption communication between unmanned aerial vehicle's sender and the receiving arrangement on moving mechanism 4, the receiving arrangement on moving mechanism 4 has all set up the ID that belongs to oneself, and when the sender on unmanned aerial vehicle launches the signal for the receiving arrangement of corresponding code ID, the receiving arrangement on the moving mechanism 4 of corresponding code ID will receive the signal.
c. A control device on the moving mechanism 4 controls the indicator lamp 409 to be lightened, and the driving mechanism 2 pulls the moving mechanism 4 to move along the outer periphery of the plate body 1 through the rope 3;
d. an image acquisition device on the unmanned aerial vehicle records the movement track of an indicator lamp 409, records the movement time T1 and the movement speed V1 of the indicator lamp 409 along the short side of the plate body 1, and records the movement time T2 and the movement speed V2 of the indicator lamp 409 along the long side of the plate body 1;
e. the area S = T1 × V1 × T2 × V2 of the solar panel.
And if the area S of the solar panel is different from the theoretical area, recording the position and image information of the solar panel.
If no indicator light 409 moves on the periphery of the solar panel, the position and image information of the solar panel are recorded.
If the area of the solar panel exceeds the area surrounded by the motion track of the indicator light 409, the position and image information of the solar panel are recorded.
A method of cleaning a solar panel, comprising the steps of:
a. the unmanned aerial vehicle flies to a specified position and hovers;
b. an image acquisition device on the unmanned aerial vehicle detects whether stains exist on the plate body 1, in the specific implementation, the unmanned aerial vehicle can carry an infrared camera, and infrared abnormal points on the plate body 1 are the stains;
c. the sending device on the unmanned aerial vehicle sends out a signal, the receiving device on the moving mechanism 4 receives the signal, point-to-point encrypted communication is adopted between the sending device of the unmanned aerial vehicle and the receiving device on the moving mechanism 4, the receiving devices on the moving mechanism 4 are all provided with own ID, and when the sending device on the unmanned aerial vehicle sends out a signal to the receiving device of the corresponding code ID, the receiving device on the moving mechanism 4 of the corresponding code ID can receive the signal;
the indicator light 409 is illuminated and the relative position of the indicator light 409 to the spot is recorded.
d. The driving mechanism 2 pulls the moving mechanism 4 to move to the spot through the rope 3 and moves locally at the spot, at this time, the brush 406 can perform cleaning work on the spot, in the process, the rope 3 pulls the moving mechanism 4 with a small pulling force, and the sliding block 404 is fixed at the innermost end of the guide cavity 408 due to the elastic force of the spring 403.
e. The driving mechanism 2 further synchronously tightens the rope 3, in the process, the tension of the rope 3 is larger than the elastic force of the spring 403, at the moment, the position of the moving mechanism 4 can be kept unchanged, the sliding block 404 overcomes the elastic force of the spring 403 to slide outwards, the rotary disc 405 drives the hairbrush 406 to rotate, the hairbrush 406 rotates and cleans stains, and the cleaning effect on the stains is effectively enhanced.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A solar panel, comprising:
the driving mechanisms (2) are arranged at four corners of the plate body (1);
the moving mechanism (4) is movably arranged on the front surface of the plate body (1), and the moving mechanism (4) is provided with a brush (406);
the rope (3) is connected with the driving mechanism (2) and the moving mechanism (4), and the driving mechanism (2) pulls the moving mechanism (4) to move through the rope (3).
2. Solar panel according to claim 1, wherein the drive mechanism (2) comprises:
the fixing seats (201) are fixedly arranged at four corners of the plate body (1);
the reel (202) is rotatably arranged on the fixing seat (201), and one end of the rope (3) is wound on the reel (202).
3. Solar panel according to claim 2,
the brush (406) is rotatably arranged on the moving mechanism (4).
4. Solar panel according to claim 3, wherein the moving mechanism (4) comprises:
a moving block (401);
the guide cavity (408) is arranged in the moving block (401);
a slider (404) slidably disposed within the guide cavity (408);
a turntable (405) rotatably arranged on the moving block (401);
the guide groove (407) is formed in the turntable (405), and the length direction of the guide groove (407) forms a certain included angle with the radial direction of the turntable (405);
a spring (403) installed between the slider (404) and the moving block (401);
a brush (406) fixedly arranged at the lower end of the turntable (405);
and the lower convex column (410) is fixedly arranged on the sliding block (404), and the lower convex column (410) can be slidably inserted into the guide groove (407).
5. Solar panel according to claim 4,
the slider (404) is fixedly provided with an upper convex column (411), and one end of the rope (3) is fixedly connected with the upper convex column (411).
6. Solar panel according to claim 5,
the moving block (401) is provided with a guide block (402), and the rope (3) penetrates through the guide block (402).
7. Solar panel according to claim 3,
and an indicator lamp (409) is arranged on the moving mechanism (4).
8. Solar panel according to claim 7,
the moving mechanism (4) is provided with a control device and a receiving device, the receiving device receives signals, and the control device controls the switch of the indicator light (409).
9. A statistical method for a solar panel, based on the solar panel of any one of claims 1-8, comprising the steps of:
a. the unmanned aerial vehicle flies to a specified position and hovers;
b. a sending device on the unmanned aerial vehicle sends out signals, and a receiving device on the moving mechanism (4) receives the signals;
c. the indicator lamp (409) is lightened, and the driving mechanism (2) pulls the moving mechanism (4) to move along the outer periphery of the plate body (1) through the rope (3);
d. an image acquisition device on the unmanned aerial vehicle records the motion track of an indicator light (409), records the motion time T1 and the motion speed V1 of the indicator light (409) along the short side of the plate body (1), and records the motion time T2 and the motion speed V2 of the indicator light (409) along the long side of the plate body (1);
e. the area S = T1 × V1 × T2 × V2 of the solar panel.
10. A method for cleaning a solar panel according to any one of claims 1 to 8, comprising the steps of:
a. flying the unmanned aerial vehicle to a specified position for hovering;
b. an image acquisition device on the unmanned aerial vehicle detects whether stains exist on the plate body (1);
c. a sending device on the unmanned aerial vehicle sends out a signal, a receiving device on the moving mechanism (4) receives the signal, an indicator lamp (409) is lightened, and the positions of the indicator lamp (409) and a stain are recorded;
d. the driving mechanism (2) pulls the moving mechanism (4) to move to a stain part through the rope (3);
e. the driving mechanism (2) further tightens the rope (3), the sliding block (404) moves outwards, the rotary disc (405) drives the hairbrush (406) to rotate, and the hairbrush (406) performs rotary cleaning on stains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211251662.7A CN115642876B (en) | 2022-10-13 | 2022-10-13 | Solar panel and statistical method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211251662.7A CN115642876B (en) | 2022-10-13 | 2022-10-13 | Solar panel and statistical method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115642876A true CN115642876A (en) | 2023-01-24 |
| CN115642876B CN115642876B (en) | 2024-02-02 |
Family
ID=84945177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211251662.7A Active CN115642876B (en) | 2022-10-13 | 2022-10-13 | Solar panel and statistical method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115642876B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605369A (en) * | 2013-11-22 | 2014-02-26 | 航天科工深圳（集团）有限公司 | Solar cell assembly hot spot monitoring system and method based on unmanned plane |
| CN107356339A (en) * | 2017-07-10 | 2017-11-17 | 常州工学院 | A kind of unmanned plane photovoltaic plant detection method |
| CN109936332A (en) * | 2019-04-01 | 2019-06-25 | 六安博阳太阳能发电工程有限公司 | A kind of solar panel automatic dust removing system |
| CN110813834A (en) * | 2019-11-05 | 2020-02-21 | 宁波大学 | Solar panel cleaning robot based on non-contact parallel line drive |
| CN210688074U (en) * | 2019-12-13 | 2020-06-05 | 福州兴正达信息科技有限公司 | Wisdom street lamp |
| CN113663985A (en) * | 2021-08-25 | 2021-11-19 | 苏州容思恒辉智能科技有限公司 | Full-automatic dust removal equipment and dust removal method for photovoltaic panel |
| CN114535164A (en) * | 2022-03-04 | 2022-05-27 | 南京科灵智能环保科技有限公司 | Solar panel belt cleaning device |
-
2022
- 2022-10-13 CN CN202211251662.7A patent/CN115642876B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103605369A (en) * | 2013-11-22 | 2014-02-26 | 航天科工深圳（集团）有限公司 | Solar cell assembly hot spot monitoring system and method based on unmanned plane |
| CN107356339A (en) * | 2017-07-10 | 2017-11-17 | 常州工学院 | A kind of unmanned plane photovoltaic plant detection method |
| CN109936332A (en) * | 2019-04-01 | 2019-06-25 | 六安博阳太阳能发电工程有限公司 | A kind of solar panel automatic dust removing system |
| CN110813834A (en) * | 2019-11-05 | 2020-02-21 | 宁波大学 | Solar panel cleaning robot based on non-contact parallel line drive |
| CN210688074U (en) * | 2019-12-13 | 2020-06-05 | 福州兴正达信息科技有限公司 | Wisdom street lamp |
| CN113663985A (en) * | 2021-08-25 | 2021-11-19 | 苏州容思恒辉智能科技有限公司 | Full-automatic dust removal equipment and dust removal method for photovoltaic panel |
| CN114535164A (en) * | 2022-03-04 | 2022-05-27 | 南京科灵智能环保科技有限公司 | Solar panel belt cleaning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115642876B (en) | 2024-02-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116648036A (en) | Ventilating device and ventilating method of temperature sensor for meteorological measurement | |
| CN115642876A (en) | Solar panel and statistical method thereof | |
| CN117478987B (en) | Standard gas cloud imaging camera | |
| US20200049730A1 (en) | Recording system for evaluating and analyzing wind resources | |
| CN110581252A (en) | Rotary packaging mechanism of liquid injection line of solid or liquid lithium-sulfur battery | |
| CN110700654B (en) | Rotary lifting type bicycle stereo garage | |
| CN214308869U (en) | Energy-saving environment monitoring device | |
| CN110715683B (en) | Geographic information data acquisition device and data acquisition method | |
| CN110617637A (en) | Flat unipolar of heliostat chases after a day tracking means for solar power plant | |
| CN220039642U (en) | Environment monitoring sensor | |
| CN220893433U (en) | Geographic data acquisition device | |
| CN114619463B (en) | Heterogeneous mobile robot control system | |
| CN215171692U (en) | Brake device of wind driven generator | |
| CN212818052U (en) | Double-wheel take-up device for power supply line of unmanned aerial vehicle | |
| CN220962607U (en) | Airport operation intelligent monitoring device | |
| CN221669989U (en) | Automatic dust removing device for high-altitude monitoring equipment | |
| CN209692890U (en) | A kind of automatically cleaning intelligent monitoring pick-up head | |
| CN215903512U (en) | Underground pipe gallery fire-fighting inspection robot device | |
| CN220798419U (en) | Passenger flow monitoring device adopting cloud computing technology | |
| CN113992711B (en) | Smart city cloud platform | |
| CN221563014U (en) | Automatic cleaning equipment for wheels of trolley entering and exiting dust-free workshop | |
| CN220375581U (en) | Archive management AGV robot | |
| CN217428232U (en) | Information recording device for tourism management | |
| CN212967102U (en) | Magnetic head coil winding device | |
| CN220067523U (en) | Wind power generation intelligent inspection device |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |