CN115765589A - Solar panel electric push rod with waterproof function - Google Patents
Solar panel electric push rod with waterproof function Download PDFInfo
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- CN115765589A CN115765589A CN202211386295.1A CN202211386295A CN115765589A CN 115765589 A CN115765589 A CN 115765589A CN 202211386295 A CN202211386295 A CN 202211386295A CN 115765589 A CN115765589 A CN 115765589A
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- push rod
- solar panel
- fixedly connected
- elastic baffle
- waterproof function
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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
- 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
The invention relates to the technical field of electric push rods and discloses a solar panel electric push rod with a waterproof function, which comprises an installation plate, wherein an inclined block is fixedly connected to the right side of the installation plate, a push rod body is fixedly connected to the top of the installation plate, a sealing ring is slidably connected to the surface of the output end of the push rod body, an elastic baffle is fixedly connected to the surface of the sealing ring, two fixed plates are fixedly connected to the top of the right side of the installation plate, a solar panel body is movably connected between the two fixed plates, and a folding rubber sleeve is fixedly connected to the bottom of the elastic baffle.
Description
Technical Field
The invention relates to the technical field of electric push rods, in particular to a solar panel electric push rod with a waterproof function.
Background
Electric putter is also called the linear actuator, can regard as an extension of rotating electrical machines in the aspect of the structure, and electric putter mainly comprises a novel sharp final controlling element that devices such as motor push rod and controlling means constitute, can install an electric putter under solar panel generally for pack up and push up solar panel, and can also carry out the regulation of angle to solar panel.
Chinese patent No. CN 201922344406.2's utility model discloses a road indicating device electric putter, the main part includes the electric putter body, the push rod master control board, electric putter fixed connection spare, conduction connecting rod device, road indication display panel, electric putter body bottom is provided with electric putter fixed connection spare, electric putter is connected to electric putter fixed connection spare side, conduction connecting rod device is connected on the electric putter top, road indication display panel is connected to conduction connecting rod device head, road indication display panel bottom sets up push rod master control board, but when this electric putter is used for solar panel's promotion to rise or carry out the regulation of angle, the rainwater can pass through electric putter's flexible infiltration electric putter in the time of if raining, and then influence electric putter's use, if electric putter does not in time drop solar panel when scraping the strong wind simultaneously and probably blows absolutely at the junction that leads to solar panel, so propose a solar panel with waterproof function and solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the technical problems that rainwater can penetrate into an electric push rod through a telescopic part of the electric push rod when raining so as to influence the use of the electric push rod, and meanwhile, when strong wind blows, if the electric push rod does not timely lower a solar panel, the joint of the solar panel can be blown off.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a solar panel electric push rod with a waterproof function comprises a mounting plate, wherein an inclined block is fixedly connected to the right side of the mounting plate, a push rod body is fixedly connected to the top of the mounting plate, a sealing ring is connected to the surface of the output end of the push rod body in a sliding mode, an elastic baffle is fixedly connected to the surface of the sealing ring, two fixing plates are fixedly connected to the top of the right side of the mounting plate, a solar panel body is movably connected between the two fixing plates, a folding rubber sleeve is fixedly connected to the bottom of the elastic baffle, the electric push rod can push the solar panel body to rise in the daytime and further receive irradiation of sunlight, the electric push rod can lower the solar panel in the evening or adjust the angle in real time according to the movement track of the sun, and the maximization of the irradiation of the sunlight is realized; elastic baffle's left side and mounting panel right side fixed connection, the output of push rod body passes through the right side rotation of connecting rod and solar panel body to be connected, one side that elastic baffle was kept away from to folding rubber sleeve is connected with the fixed surface of push rod body, two through-holes have been seted up to the inside of mounting panel, and through the cooperation function between mounting panel, sloping block, push rod body, elastic baffle, fixed plate, solar panel body, folding rubber sleeve, the sealing washer, elastic baffle can block the rainwater, and the sealing washer can make things convenient for electric putter to stretch out and draw back simultaneously sealed the flexible department that prevents rainwater infiltration electric putter, and then can realize electric putter's waterproofness.
Preferably, a telescopic trigger device is arranged between the mounting plate and the elastic baffle, the telescopic trigger device comprises an outer rod, an inner rod is slidably connected to the inner wall of the right end of the outer rod, a chuck is fixedly connected to the left end of the inner rod, a first switch and a second switch are respectively arranged on the right side of the mounting plate and the right side of the inner wall of the outer rod, an inclined plate is fixedly connected to the lower surface of the elastic baffle, and through the matching operation of the inclined plate, the elastic baffle, the outer rod, the inner rod, the chuck, the first switch and the second switch, the electric push rod can be started and driven to start and withdraw the solar panel in strong wind, so that the windward side of the solar panel can be reduced, the resistance of the wind is reduced, and the rotating part of the solar panel is prevented from being blown off by the wind; the left end of outer pole and the right side fixed connection of mounting panel, the right-hand member of interior pole and the lower fixed surface of elastic baffle are connected, the surface of chuck and the inner wall sliding connection of outer pole, fixedly connected with spring between chuck and the mounting panel.
Preferably, a downward moving lubricating device is arranged inside the folding rubber sleeve, the downward moving lubricating device is provided with a sliding sleeve, the bottom of the sliding sleeve is fixedly connected with a sliding rod, the bottom of the folding rubber sleeve is fixedly communicated with a pipeline, and the surface of the output end of the push rod body is fixedly connected with a clamping block; the top of sliding sleeve and elastic baffle's lower fixed surface are connected, a plurality of through-holes have been seted up to the top on sliding sleeve surface, the inner wall of pipeline is provided with the elasticity separation blade that is used for blockking the passageway, the slide bar is in same axis with the pipeline, through the cooperation function between sliding sleeve, slide bar, the pipeline, when electric putter stretches out and draws back, lubricating oil in the folding rubber sleeve can permeate the gear department of electric putter bottom, and then lubricates gear department, and then reduces wear, hoisting device's life simultaneously.
Preferably, the surface of the sliding sleeve is provided with a rotating upward moving device, the rotating upward moving device comprises a fixed block, the surface of the fixed block is rotatably connected with a rotating plate, and the inner wall of the folding rubber sleeve is slidably connected with oil absorption cotton; the oil absorption cotton is located the top of rotor plate, the surface of fixed block and the inner wall fixed connection of sliding sleeve bottom, through the cooperation function between fixed block, rotor plate, the oil absorption cotton, can make its inside extrude with lubricating oil and flow to the flexible department of electric putter through the through-hole on the top sliding sleeve and lubricate through the extrusion oil absorption cotton for lubricating oil is lubricated very convenience to many.
By adopting the technical scheme, the invention can bring the following beneficial effects:
1. this solar panel electric putter with waterproof function, through the cooperation function between mounting panel, sloping block, push rod body, elastic baffle, fixed plate, solar panel body, folding rubber sleeve, the sealing washer, elastic baffle can block the rainwater, and the sealing washer can make things convenient for electric putter to stretch out and draw back simultaneously sealed the flexible department that prevents rainwater infiltration electric putter, and then can realize electric putter's waterproofness.
2. This solar panel electric putter with waterproof function through the cooperation function between swash plate, elastic baffle, outer pole, interior pole, chuck, switch one, the switch two, can start and drive electric putter and start and withdraw solar panel when strong wind to can reduce solar panel's windward side, and then reduce the resistance of wind, prevent that wind from blowing apart solar panel's rotation department.
3. This solar panel electric putter with waterproof function, through the cooperation function between sliding sleeve, slide bar, the pipeline, when electric putter is flexible, lubricating oil in the folding rubber sleeve can permeate the gear department of electric putter bottom, and then lubricates gear department, and then reduces wear, hoisting device's life simultaneously.
4. This solar panel electric putter with waterproof function through the cooperation function between fixed block, rotor plate, the oil absorption cotton, can inhale the oil cotton and make its inside extrude with lubricating oil and flow to the electric putter department that stretches out and draws back through the through-hole on the top sliding sleeve and lubricate through the extrusion for lubricating oil lubricates many places, unusual convenience.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a half sectional view of the mounting plate structure of the present invention;
FIG. 3 is a half sectional view of the outer rod structure of the present invention;
FIG. 4 is a half-sectional view of the multi-directional structure of the foldable rubber sleeve of the present invention;
FIG. 5 is a half sectional view of the elastic baffle of the present invention with multi-directional structure;
FIG. 6 is a half sectional view showing the multi-directional structure of the sliding sleeve of the present invention.
In the figure: 1. mounting a plate; 2. a sloping block; 3. a push rod body; 4. an elastic baffle; 41. a sloping plate; 5. a telescopic trigger device; 51. an outer rod; 52. an inner rod; 53. a chuck; 54. a first switch; 55. a second switch; 6. a fixing plate; 61. a sliding sleeve; 62. a slide bar; 63. a pipeline; 64. a clamping block; 7. a solar panel body; 71. a fixed block; 72. a rotating plate; 73. oil absorbing cotton; 8. folding the rubber sleeve; 9. and (5) sealing rings.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
A solar panel electric push rod with a waterproof function is disclosed, as shown in figures 1-6, and comprises a mounting plate 1, wherein an inclined block 2 is fixedly connected to the right side of the mounting plate 1, a push rod body 3 is fixedly connected to the top of the mounting plate 1, a sealing ring 9 is slidably connected to the surface of the output end of the push rod body 3, an elastic baffle plate 4 is fixedly connected to the surface of the sealing ring 9, two fixing plates 6 are fixedly connected to the top of the right side of the mounting plate 1, a solar panel body 7 is movably connected between the two fixing plates 6, a folding rubber sleeve 8 is fixedly connected to the bottom of the elastic baffle plate 4, the electric push rod can push the solar panel body 7 to rise in the daytime to receive irradiation of sunlight, the electric push rod can lower the solar panel at night, or adjust the angle in real time according to the movement track of the sun, so as to maximize the irradiation of the sunlight; elastic baffle 4's left side and 1 right side fixed connection of mounting panel, the output of push rod body 3 passes through the right side rotation of connecting rod and solar panel body 7 to be connected, one side that elastic baffle 4 was kept away from to folding rubber sleeve 8 is connected with the fixed surface of push rod body 3, two through-holes have been seted up to mounting panel 1's inside, when raining, the rainwater can contact with elastic baffle 4, elastic baffle 4 can block the rainwater, sealing washer 9 can make things convenient for electric putter to stretch out and draw back simultaneously sealed flexible department that prevents rainwater infiltration electric putter, and then can realize electric putter's waterproofness.
A telescopic trigger device 5 is arranged between the mounting plate 1 and the elastic baffle 4, the telescopic trigger device 5 comprises an outer rod 51, the inner wall of the right end of the outer rod 51 is connected with an inner rod 52 in a sliding manner, a chuck 53 is fixedly connected with the left end of the inner rod 52, a first switch 54 and a second switch 55 are respectively arranged on the right side of the mounting plate 1 and the right side of the inner wall of the outer rod 51, the first switch 54 and the second switch 55 are electrically connected with the push rod body 3, when the control ends of the first switch 54 and the second switch 55 are stressed, the push rod body 3 is started and contracted, an inclined plate 41 is fixedly connected with the lower surface of the elastic baffle 4, when strong wind blows the elastic baffle 4 to move leftwards or rightwards, at the moment, the elastic baffle 4 deforms and drives the inner rod 52 to move, the inner rod 52 drives the chuck 53 to move, the chuck 53 moves and contacts with the first switch 54 or the second switch 55, and then starts and drives the electric push rod to start and withdraw the solar panel, so that the wind surface of the solar panel can be reduced, and the wind resistance can be reduced, and the rotation position of the solar panel can be prevented from being blown to be broken and faced to the other parts; the left end of outer pole 51 and the right side fixed connection of mounting panel 1, the right-hand member of interior pole 52 and the lower surface fixed connection of elastic baffle 4, the surface of chuck 53 and the inner wall sliding connection of outer pole 51, fixedly connected with spring between chuck 53 and the mounting panel 1, when wind blows from the front and back, if the wind that blows is when being parallel with elastic baffle 4, wind can contact with the swash plate on the elastic baffle 4 and blow swash plate 41 and remove, make wind exert thrust to swash plate 41, and guide and drive elastic baffle 4 through the thrust on the swash plate 41 and remove, ensure that wind blows from all directions and all can drive elastic baffle 4 deformation.
A downward moving lubricating device is arranged in the folding rubber sleeve 8, the downward moving lubricating device is provided with a sliding sleeve 61, the bottom of the sliding sleeve 61 is fixedly connected with a sliding rod 62, the bottom of the folding rubber sleeve 8 is fixedly communicated with a pipeline 63, and the surface of the output end of the push rod body 3 is fixedly connected with a clamping block 64; the top of sliding sleeve 61 is connected with the lower fixed surface of elastic baffle 4, a plurality of through holes have been seted up to the top on sliding sleeve 61 surface, the inner wall of pipeline 63 is provided with the elasticity separation blade that is used for blockking the passageway, slide bar 62 is in the same axis with pipeline 63, in the strong wind area, can make electric putter frequent flexible, and then lead to inside gear wearing and tearing, at this moment elastic baffle 4 is blown deformation at every turn and can be made electric putter withdrawal, can drive sealing washer 9 through fixture block 64 during the withdrawal and move down, sealing washer 9 can drive elastic baffle 4 and move down, elastic baffle 4 can drive sliding sleeve 61 and move down, sliding sleeve 61 can drive slide bar 62 and move down, slide bar 62 can stretch into pipeline 63 and promote the elasticity separation blade and open, make pipeline 63 communicate, lubricating oil in folding rubber sleeve 8 can permeate the gear department of electric putter bottom at this moment, and then lubricate gear department, and then reduce wearing and tearing, the life of hoisting device simultaneously.
A rotating upward moving device is arranged on the surface of the sliding sleeve 61 and comprises a fixed block 71, the surface of the fixed block 71 is rotatably connected with a rotating plate 72, and the inner wall of the folding rubber sleeve 8 is slidably connected with an oil absorption cotton 73; the oil absorption cotton 73 is located above the rotating plate 72, the surface of the fixing block 71 is fixedly connected with the inner wall of the bottom of the sliding sleeve 61, the sliding sleeve 61 can drive the fixing block 71 to move downwards when moving downwards, the fixing block 71 can drive the two V-shaped rotating plates 72 to move downwards, at the moment, the two rotating plates 72 can rotate towards the sliding sleeve 61 under the resistance of lubricating oil, the sliding sleeve 61 can be driven to move upwards again when the elastic baffle 4 is reset, the rotating plates 72 can be opened again under the resistance of the lubricating oil when moving upwards and drive the lubricating oil to move upwards together, so that the lubricating oil is contacted with the oil absorption cotton 73, the oil absorption cotton 73 is extruded by the lubricating oil inside of the oil absorption cotton 73 and flows to the telescopic part of the electric push rod through the through hole in the upper sliding sleeve 61 for lubrication, and great convenience is achieved.
The working principle is that the electric push rod can push the solar panel body 7 to rise in the daytime so as to receive irradiation of sunlight, the electric push rod can lower the solar panel at night, or the angle can be adjusted in real time according to the movement track of the sun so as to achieve the maximization of the irradiation of the sunlight, when raining, rainwater can be in contact with the elastic baffle 4, the elastic baffle 4 can block the rainwater, meanwhile, the sealing ring 9 can facilitate the electric push rod to stretch and retract and simultaneously seal the stretching position where the rainwater is prevented from permeating into the electric push rod, and further the waterproof performance of the electric push rod can be achieved;
when strong wind blows, the wind blows the elastic baffle 4 to move leftwards or rightwards, at the moment, the elastic baffle 4 deforms and drives the inner rod 52 to move, the inner rod 52 drives the chuck 53 to move, the chuck 53 moves and is in contact with the first switch 54 or the second switch 55, the electric push rod is started and driven to start and retract the solar panel, the windward side of the solar panel can be reduced, the resistance of the wind is reduced, the rotating part of the solar panel is prevented from being blown off by the wind, when the wind blows from front to back, the inclined plate 41 can blow, the inclined plate 41 can guide and drive the elastic baffle 4 to move, and the elastic baffle 4 can be driven to deform by the wind blowing from all directions;
in a windy area, the electric push rod can be frequently stretched and retracted, and then the internal gear is abraded, at the moment, the elastic baffle 4 is blown to deform at each time, so that the electric push rod can retract, the sealing ring 9 is driven to move downwards through the clamping block 64 during retraction, the sealing ring 9 drives the elastic baffle 4 to move downwards, the elastic baffle 4 drives the sliding sleeve 61 to move downwards, the sliding sleeve 61 drives the sliding rod 62 to move downwards, the sliding rod 62 can extend into the pipeline 63 and push the elastic blocking piece to open, so that the pipeline 63 is communicated, at the moment, lubricating oil in the folding rubber sleeve 8 can permeate into the gear at the bottom of the electric push rod, and then the gear is lubricated, so that the abrasion is reduced, and meanwhile, the service life of the device is prolonged;
the sliding sleeve 61 can drive the fixed block 71 to move downwards when moving downwards, the fixed block 71 can drive the two rotating plates 72 which are in a V shape to move downwards, at the moment, the two rotating plates 72 can rotate towards the sliding sleeve 61 under the resistance of lubricating oil, the sliding sleeve 61 can be driven to move upwards again when the elastic baffle 4 resets, the rotating plates 72 can be opened again under the resistance of the lubricating oil and drive the lubricating oil to move upwards together when moving upwards, the lubricating oil is in contact with the oil absorption cotton 73, the oil absorption cotton 73 is extruded to be internally extruded with the lubricating oil, and the lubricating oil flows to the telescopic part of the electric push rod through the through hole in the upper sliding sleeve 61 to lubricate, and the lubricating oil is used for lubricating the excessive oil, so that the lubricating oil is very convenient.
The present invention provides a solar panel electric putter with waterproof function, and the method and means for implementing the technical solution are numerous, and the above description is only a preferred embodiment of the present invention, it should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these should be regarded as the protection scope of the present invention. All the components not specified in this embodiment can be implemented by the prior art.
Claims (8)
1. The utility model provides a solar panel electric putter with waterproof function, includes mounting panel (1), its characterized in that: the right side fixedly connected with sloping block (2) of mounting panel (1), the top fixedly connected with push rod body (3) of mounting panel (1), the sliding surface of push rod body (3) output is connected with sealing washer (9), the fixed surface of sealing washer (9) is connected with flexible baffle (4), two fixed plate (6) of top fixedly connected with on mounting panel (1) right side, two swing joint has solar panel body (7) between fixed plate (6), the folding rubber sleeve of bottom fixedly connected with (8) of flexible baffle (4), two through-holes have been seted up to the inside of mounting panel (1).
2. The solar panel electric push rod with the waterproof function of claim 1, characterized in that: the left side and mounting panel (1) right side fixed connection of elastic baffle (4), the output of push rod body (3) is rotated through the right side of connecting rod with solar panel body (7) and is connected, one side that elastic baffle (4) was kept away from in folding rubber sleeve (8) is connected with the fixed surface of push rod body (3).
3. The solar panel electric push rod with the waterproof function of claim 1, characterized in that: be provided with flexible trigger device (5) between mounting panel (1) and elastic baffle (4), flexible trigger device (5) are including outer pole (51), the inner wall sliding connection of outer pole (51) right-hand member has interior pole (52), the left end fixedly connected with chuck (53) of interior pole (52), the right side of mounting panel (1) and the right side of outer pole (51) inner wall are provided with switch one (54) and switch two (55) respectively, the lower fixed surface of elastic baffle (4) is connected with swash plate (41).
4. The solar panel electric push rod with the waterproof function of claim 3, which is characterized in that: the left end of outer pole (51) and the right side fixed connection of mounting panel (1), the right-hand member of interior pole (52) and the lower fixed surface of elastic baffle (4) are connected, the surface of chuck (53) and the inner wall sliding connection of outer pole (51), fixedly connected with spring between chuck (53) and mounting panel (1).
5. The solar panel electric push rod with waterproof function of claim 4, which is characterized in that: the inside of folding rubber sleeve (8) is provided with the lubricating arrangement that moves down, the lubricating arrangement that moves down is provided with sliding sleeve (61), the bottom fixedly connected with slide bar (62) of sliding sleeve (61), the bottom intercommunication of folding rubber sleeve (8) is fixed with pipeline (63), the fixed surface of push rod body (3) output is connected with fixture block (64).
6. The solar panel electric putter with waterproof function of claim 5, characterized in that: the top of the sliding sleeve (61) is fixedly connected with the lower surface of the elastic baffle (4), a plurality of through holes are formed above the surface of the sliding sleeve (61), an elastic blocking sheet for blocking a channel is arranged on the inner wall of the pipeline (63), and the sliding rod (62) and the pipeline (63) are located on the same axis.
7. The solar panel electric putter with waterproof function of claim 6, characterized in that: the surface of the sliding sleeve (61) is provided with a rotating upward moving device, the rotating upward moving device comprises a fixed block (71), the surface of the fixed block (71) is rotatably connected with a rotating plate (72), and the inner wall of the folding rubber sleeve (8) is slidably connected with oil absorption cotton (73).
8. The solar panel electric putter with waterproof function of claim 7, characterized in that: the oil absorption cotton (73) is positioned above the rotating plate (72), and the surface of the fixed block (71) is fixedly connected with the inner wall of the bottom of the sliding sleeve (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211386295.1A CN115765589B (en) | 2022-11-07 | 2022-11-07 | Solar panel electric putter with waterproof function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211386295.1A CN115765589B (en) | 2022-11-07 | 2022-11-07 | Solar panel electric putter with waterproof function |
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| Publication Number | Publication Date |
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| CN115765589A true CN115765589A (en) | 2023-03-07 |
| CN115765589B CN115765589B (en) | 2023-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211386295.1A Active CN115765589B (en) | 2022-11-07 | 2022-11-07 | Solar panel electric putter with waterproof function |
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Citations (5)
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|---|---|---|---|---|
| CN201457571U (en) * | 2009-08-18 | 2010-05-12 | 王社 | Telescopic awning |
| CN205676850U (en) * | 2016-06-03 | 2016-11-09 | 郑州市佳霖科技有限公司 | A kind of shunting hydraulic pressure dam |
| CN112367011A (en) * | 2018-06-22 | 2021-02-12 | 张旺 | Solar energy equipment |
| CN213145347U (en) * | 2020-08-19 | 2021-05-07 | 东莞市帕瓦莱斯智能科技有限公司 | Waterproof structure of electric push rod |
| WO2022027268A1 (en) * | 2020-08-05 | 2022-02-10 | 李�杰 | Solar charging umbrella without photoelectric sensor tracking |
-
2022
- 2022-11-07 CN CN202211386295.1A patent/CN115765589B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201457571U (en) * | 2009-08-18 | 2010-05-12 | 王社 | Telescopic awning |
| CN205676850U (en) * | 2016-06-03 | 2016-11-09 | 郑州市佳霖科技有限公司 | A kind of shunting hydraulic pressure dam |
| CN112367011A (en) * | 2018-06-22 | 2021-02-12 | 张旺 | Solar energy equipment |
| WO2022027268A1 (en) * | 2020-08-05 | 2022-02-10 | 李�杰 | Solar charging umbrella without photoelectric sensor tracking |
| CN213145347U (en) * | 2020-08-19 | 2021-05-07 | 东莞市帕瓦莱斯智能科技有限公司 | Waterproof structure of electric push rod |
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|---|---|
| CN115765589B (en) | 2023-07-28 |
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