CN112994607A - Movable wind-sand-prevention self-cleaning photovoltaic panel device capable of opening and closing - Google Patents
Movable wind-sand-prevention self-cleaning photovoltaic panel device capable of opening and closing Download PDFInfo
- Publication number
- CN112994607A CN112994607A CN202110433940.XA CN202110433940A CN112994607A CN 112994607 A CN112994607 A CN 112994607A CN 202110433940 A CN202110433940 A CN 202110433940A CN 112994607 A CN112994607 A CN 112994607A
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- Prior art keywords
- sand
- photovoltaic panel
- plate
- opening
- panel device
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- 238000004140 cleaning Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 61
- 239000004576 sand Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000001174 ascending effect Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Images
Classifications
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- 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
-
- 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
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
-
- 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
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/20—Collapsible or foldable PV modules
-
- 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
-
- 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
- H02S40/30—Electrical components
- H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
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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
-
- 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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the field of photovoltaic panels, in particular to an opening and closing movable type wind and sand prevention self-cleaning photovoltaic panel device which comprises a base, wherein an inner cavity with an upward opening is arranged in the base, and an upper lighting mechanism and a lower lighting mechanism are respectively and rotatably connected between two opposite side walls of the inner cavity. The photovoltaic panel is characterized in that the two lighting mechanisms are linked with each other, the two lighting mechanisms can be opened together for lighting, and can also be retracted back into the base together to block the opening of the base, so that the photovoltaic panel is isolated and protected when the fan sand is too strong, and the two lighting mechanisms are retracted and closed, the lighting mechanisms are washed and cleaned through the backflow mechanism, so that impurities such as dust on the photovoltaic panel are cleaned, and the surface of the photovoltaic panel is kept clean to ensure the lighting performance and the service life.
Description
Technical Field
The invention relates to the field of photovoltaic panels, in particular to an opening and closing movable wind and sand prevention self-cleaning photovoltaic panel device.
Background
Solar energy in desert is very valuable resource, at present, people have erect a lot of solar photovoltaic board in the desert and have gathered solar energy and generate the electric energy in order to provide human activity, however the photovoltaic board in the desert receives natural environment's erosion more easily, naked photovoltaic board can erode the surface under the effect of wind-blown sand when wind-blown sand is too big, and can leave spot such as dust on the photovoltaic board surface after the wind-blown sand is crossed, these all can influence daylighting performance, reduce life, and the photovoltaic board that people erect at present in the desert is mostly for exposing and fixed the placing, receive the infringement of nature very easily.
Disclosure of Invention
The invention provides an opening-closing movable wind-sand-proof self-cleaning photovoltaic panel device for solving the technical problems.
The above object of the present invention is achieved by the following technical solutions: the utility model provides a movable automatically cleaning photovoltaic board device of preventing wind and sand that opens and shuts, includes the base, be equipped with the ascending inner chamber of opening in the base, it is connected with upper daylighting mechanism and lower daylighting mechanism to rotate respectively between the relative both sides wall of inner chamber, upper daylighting mechanism can link with lower daylighting mechanism and open and carry out daylighting and closed and protect, the intercommunication is equipped with backward flow mechanism between inner chamber lower wall and the lateral wall, backward flow mechanism is used for when closed upper daylighting mechanism and lower daylighting mechanism cleans.
Preferably, the inner chamber is filled with clean water on the lower side for the cleaning function of the backflow mechanism.
As preferred, upper daylighting mechanism includes upper pivot, upper position board and upper photovoltaic board at least, upper pivot rotate connect in between the relative both sides wall of inner chamber, the upper position board has been linked firmly in the upper pivot, the upper photovoltaic board has set firmly on the up-position board lower extreme terminal surface, the upper position board can upwards turn in order to expose the upper photovoltaic board, and then upper photovoltaic board daylighting absorbed energy, under the closed condition the upper position board blocks the hypotenuse opening of inner chamber, upper photovoltaic board orientation the inner chamber can not be corroded by the sand and wind.
Preferably, the lower lighting mechanism at least comprises a lower rotating shaft, a lower plate and a lower photovoltaic plate, the lower rotating shaft is rotatably connected between two opposite side walls of the inner cavity, the lower rotating shaft is fixedly connected with the lower plate, the lower photovoltaic plate is fixedly arranged on the upper end surface of the lower plate, the lower plate can be upwards turned to block the bevel edge opening of the inner cavity and expose the lower photovoltaic plate, then the lower photovoltaic plate is used for lighting and absorbing energy, the lower plate is positioned in the inner cavity and blocked by the upper lighting mechanism under the closed condition, and the lower photovoltaic plate cannot be corroded by wind and sand.
Preferably, the lower end face of the upper plate is provided with a groove, the opposite two side faces of the groove are symmetrically provided with sliding grooves, sliding shafts are connected in the sliding grooves in a sliding mode, supporting rods are fixedly connected to the sliding shafts, the other end of the lower plate is provided with side grooves, the lower ends of the supporting rods are rotatably connected between the side grooves, and the action of the lower plate is driven by the supporting rods to move the action of the upper plate.
Preferably, a top spring is fixedly connected to one wall of the groove, a top plate is fixedly connected to the other end of the top spring, the top plate is connected to the groove in a sliding mode, under the closed condition, the top plate abuts against the upper end of the supporting rod, the supporting rod abuts against one side of the groove, and therefore the lower plate can conveniently act as the upper plate, the supporting rod drives the upper plate to be opened upwards when the force applied by the upper plate is applied.
Preferably, a motor shaft is fixedly arranged on one side wall of the inner cavity, one end of the motor shaft is in power connection with the motor shaft, an ejector rod is hinged to the side wall, on the upper side of the motor shaft, of the inner cavity, the other end of the ejector rod abuts against the lower end of the lower plate, a section of thread is arranged on the motor shaft, a thread block is connected to the thread through threads, and the thread block abuts against the lower side of the ejector rod.
Preferably, the backflow mechanism at least comprises a backflow channel and a spiral blade, the backflow channel is communicated with the lower wall and the side wall of the inner cavity, under the closed condition, the upper opening of the backflow channel is aligned with the lower end face of the upper plate, the other end of the motor shaft rotates and extends into the backflow channel, the spiral blade is located in the backflow channel and fixedly connected to the motor shaft, the motor shaft drives the spiral blade to rotate forwards to generate water flow from bottom to top, and clean water in the inner cavity is pumped into the backflow channel and then upwards passes through the backflow channel upper opening to be sprayed out, so that the upper lighting mechanism and the lower lighting mechanism are cleaned.
As preferred, a wall of the inner cavity is fixedly connected with a return spring, the other end of the return spring is fixedly connected with a plug, under the condition of opening, the lower opening of the backflow channel is blocked by the plug, under the condition of closing, the plug is compressed by external force, the return spring opens the lower opening of the backflow channel, and then the backflow mechanism works.
Preferably, the other end of the hole plug is fixedly connected with a propping rod, and when the thread block moves to the tail position of the thread close to one side of the hole plug, the propping rod can be propped against and push the hole plug to be separated from the lower opening of the backflow channel.
The invention has the beneficial effects that: the photovoltaic panel is characterized in that the two lighting mechanisms are linked with each other, the two lighting mechanisms can be opened together for lighting, and can also be retracted back into the base together to block the opening of the base, so that the photovoltaic panel is isolated and protected when the fan sand is too strong, and the two lighting mechanisms are retracted and closed, the lighting mechanisms are washed and cleaned through the backflow mechanism, so that impurities such as dust on the photovoltaic panel are cleaned, and the surface of the photovoltaic panel is kept clean to ensure the lighting performance and the service life.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of an opening and closing movable type wind and sand prevention self-cleaning photovoltaic panel device.
Fig. 2 is a schematic view of the operating state of fig. 1.
Fig. 3 is a schematic view of the structure in the direction a of fig. 2.
In the figure: 11-base, 12-return channel, 13-support rod, 14-inner cavity, lower 15-position plate, 16-side groove, 17-spiral blade, 18-reset spring, 19-hole plug, 20-resisting rod, 21-motor shaft, 22-thread block, 23-thread, 24-top rod, 25-motor shaft, 26-lower photovoltaic plate, 27-lower rotating shaft, 28-upper photovoltaic plate, 29-groove, 30-upper plate, 31-top spring, 32-sliding groove, 33-top plate, 34-sliding shaft and 35-upper rotating shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
The invention relates to an opening-closing movable wind-sand-proof self-cleaning photovoltaic panel device which comprises a base 11, wherein an inner cavity 14 with an upward opening is arranged in the base 11, an upper lighting mechanism and a lower lighting mechanism are respectively and rotatably connected between two opposite side walls of the inner cavity 14, the upper lighting mechanism and the lower lighting mechanism can be linked to be opened for lighting and closed for protection, a backflow mechanism is communicated between the lower wall and the side walls of the inner cavity 14, and the backflow mechanism is used for cleaning the upper lighting mechanism and the lower lighting mechanism when the inner cavity is closed.
Advantageously, the inner chamber 14 is filled with clean water on the inside underside for the cleaning function of the return mechanism.
Beneficially, upper daylighting mechanism includes upper pivot 35, upper position board 30 and upper photovoltaic board 28 at least, upper pivot 35 rotate connect in between the relative both sides wall of inner chamber 14, upper position board 30 has been linked firmly on the upper pivot 35, upper photovoltaic board 28 has set firmly on the up board 30 lower extreme face, upper position board 30 can upwards turn in order to expose upper photovoltaic board 28, and then upper photovoltaic board 28 daylighting absorbed energy, under the closed condition upper position board 30 blocks the hypotenuse opening of inner chamber 14, upper photovoltaic board 28 orientation in the inner chamber 14 and can not receive the sand and wind erosion.
Beneficially, the lower lighting mechanism at least includes a lower rotating shaft 27, a lower plate 15 and a lower photovoltaic plate 26, the lower rotating shaft 27 is rotatably connected between two opposite side walls of the inner cavity 14, the lower rotating shaft 27 is fixedly connected with the lower plate 15, the lower photovoltaic plate 26 is fixedly arranged on the upper end surface of the lower plate 15, the lower plate 15 can be turned upwards to block the bevel edge opening of the inner cavity 14 and expose the lower photovoltaic plate 26, then the lower photovoltaic plate 26 is used for lighting and absorbing energy, the lower plate 15 is located in the inner cavity 14 and is blocked by the upper lighting mechanism under the closed condition, and the lower photovoltaic plate 26 is not eroded by wind and sand.
Beneficially, the lower end face of the upper plate 30 is provided with a slot 29, two opposite side faces of the slot 29 are symmetrically provided with sliding grooves 32, the sliding grooves 32 are connected with sliding shafts 34 in a sliding mode, the sliding shafts 34 are fixedly connected with supporting rods 13, the other end of the lower plate 15 is provided with side grooves 16, the lower ends of the supporting rods 13 are rotatably connected between the side grooves 16, and the action of the lower plate 15 is achieved through the action of pulling the upper plate 30 through the supporting rods 13.
Advantageously, a top spring 31 is fixedly connected to one wall of the slot 29, a top plate 33 is fixedly connected to the other end of the top spring 31, the top plate 33 is slidably connected to the slot 29, and in the closed condition, the top plate 33 abuts against the upper end of the supporting rod 13 to abut against the supporting rod 13 on one side of the slot 29, so that when the lower plate 15 drives the upper plate 30 to be opened upwards through the supporting rod 13, the force applied by the supporting rod 13 to the upper plate 30 can be upward.
Beneficially, a motor shaft 25 is fixedly arranged on one side wall of the inner cavity 14, one end of the motor shaft 25 is in power connection with a motor shaft 21, a top rod 24 is hinged on the side wall of the inner cavity 14 on the upper side of the motor shaft 25, the other end of the top rod 24 abuts against the lower end of the lower plate 15, a section of thread 23 is arranged on the motor shaft 21, a thread block 22 is connected to the thread 23 through a thread, and the thread block 22 abuts against the lower side of the top rod 24.
Beneficially, the backflow mechanism includes at least a backflow channel 12 and a spiral blade 17, the backflow channel 12 communicates with the lower wall and the side wall of the inner cavity 14, in a closed condition, the upper opening of the backflow channel 12 is aligned with the lower end face of the upper plate 30, the other end of the motor shaft 21 rotatably extends into the backflow channel 12, the spiral blade 17 is located in the backflow channel 12 and fixedly connected to the motor shaft 21, when the motor shaft 21 drives the spiral blade 17 to rotate positively, water flow from bottom to top can be generated, clean water in the inner cavity 14 is pumped into the backflow channel 12 and then is ejected upwards through the upper opening of the backflow channel 12, and then the upper lighting mechanism and the lower lighting mechanism are cleaned.
Advantageously, a return spring 18 is fixedly connected to one wall of the inner cavity 14, and a plug 19 is fixedly connected to the other end of the return spring 18, in the open condition, the plug 19 blocks the lower opening of the return channel 12, and in the closed condition, the plug 19 is compressed by an external force to compress the return spring 18 and open the lower opening of the return channel 12, so that the return mechanism operates.
Advantageously, the other end of the hole plug 19 is fixedly connected with a retaining rod 20, and when the thread block 22 moves to the end position of the thread 23 close to one side of the hole plug 19, the retaining rod 20 can be retained and the hole plug 19 can be pushed to be separated from the lower opening of the return channel 12.
The following describes in detail the use steps of an open-close movable wind and sand prevention self-cleaning photovoltaic panel device in the present text with reference to fig. 1 to 3:
initially, when the upper lighting mechanism and the lower lighting mechanism are in a closed state, the thread block 22 is located at the extreme end of one side of the thread 23 close to the hole plug 19 and abuts against the lower side of the ejector rod 24, the lower plate 15 is located in the inner cavity 14 and abuts against the upper end of the ejector rod 24, the lower end of the upper plate 30 abuts against the lower plate 15 and blocks the bevel edge opening of the inner cavity 14, at the moment, sand blown by wind cannot erode the upper photovoltaic plate 28 and the lower photovoltaic plate 26, and therefore a protection effect is achieved, the thread block 22 abuts against one end of the abutting rod 20, and the hole plug 19 is separated from the lower opening of the return channel 12 and extrudes the return spring 18.
When the device is used, under the closed condition, the motor shaft 25 is started to drive the motor shaft 21 to rotate forwards, further drive the spiral blade 17 to rotate forwards to generate water flow, clean water in the inner cavity 14 is pumped into the return channel 12 and then sprayed onto the upper photovoltaic plate 28 and the lower photovoltaic plate 26 to be cleaned, then the motor shaft 25 drives the motor shaft 21 to rotate backwards, and further drives the screw block 22 to move towards the motor shaft 25 side through the screw 23, the screw block 22 is separated from the resisting rod 20 when moving, and the hole plug 19 is moved by the action of the return spring 18 and blocks the lower opening of the return channel 12, at this time, the cleaning work of the return mechanism is stopped, the screw block 22 jacks up the mandril 24, thereby driving the lower lighting mechanism to swing upwards around the lower rotating shaft 27 as the center to block the bevel edge opening of the inner cavity 14 and expose the lower photovoltaic plate 26, and then drive the upper daylighting mechanism through branch 13 and upwards swing to vertical position, lower photovoltaic board 26 and upper photovoltaic board 28 contact illumination this moment and produce the electric energy and store.
Claims (10)
1. The utility model provides a sand automatically cleaning photovoltaic board device is prevent wind to movable opening and shutting, includes base (11), its characterized in that: be equipped with ascending inner chamber of opening (14) in base (11), rotate respectively between the relative both sides wall of inner chamber (14) and be connected with upper daylighting mechanism and lower daylighting mechanism, upper daylighting mechanism and lower daylighting mechanism can link and open and carry out daylighting and closed and protect, intercommunication is equipped with return mechanism between inner chamber (14) lower wall and the lateral wall, return mechanism is used for when closed upper daylighting mechanism and lower daylighting mechanism cleans.
2. The movable windproof and sand-cleaning photovoltaic panel device of claim 1, wherein: the inner lower side of the inner cavity (14) is filled with clean water for the cleaning function of the backflow mechanism.
3. The movable windproof and sand-cleaning photovoltaic panel device of claim 1, wherein: the upper lighting mechanism at least comprises an upper rotating shaft (35), an upper plate (30) and an upper photovoltaic plate (28), the upper rotating shaft (35) is rotatably connected between two opposite side walls of the inner cavity (14), the upper plate (30) is fixedly connected to the upper rotating shaft (35), and the upper photovoltaic plate (28) is fixedly arranged on the lower end face of the upper plate (30).
4. The movable windproof and sand-cleaning photovoltaic panel device of claim 1, wherein: lower daylighting mechanism includes lower pivot (27), lower board (15) and lower photovoltaic board (26) at least, lower pivot (27) rotate connect in between the relative both sides wall of inner chamber (14), lower pivot (27) are gone up and are linked firmly lower board (15), lower photovoltaic board (26) have set firmly on the up end of lower board (15).
5. The movable windproof and sand-cleaning photovoltaic panel device of claim 4, wherein: the terminal surface is equipped with fluting (29) under upper plate (30), the symmetry is equipped with spout (32) on the relative both sides face of fluting (29), sliding connection has slide (34) in spout (32), branch (13) have been linked firmly on slide (34), lower plate (15) other end is equipped with side channel (16), branch (13) lower extreme rotate connect in between side channel (16).
6. The movable windproof and sand-cleaning photovoltaic panel device of claim 5, wherein: a top spring (31) is fixedly connected to one wall of the slot (29), a top plate (33) is fixedly connected to the other end of the top spring (31), and the top plate (33) is connected to the slot (29) in a sliding mode.
7. The movable windproof and sand-cleaning photovoltaic panel device of claim 1, wherein: set firmly motor shaft (25) on one lateral wall of inner chamber (14), motor shaft (25) one end power is connected with motor shaft (21), motor shaft (25) upside articulated on the lateral wall of inner chamber (14) have ejector pin (24), ejector pin (24) other end is supported lower plate (15) lower extreme, be equipped with one section screw thread (23) on motor shaft (21), there is thread piece (22) through threaded connection on screw thread (23), thread piece (22) are supported ejector pin (24) downside.
8. The movable windproof and sand-cleaning photovoltaic panel device of claim 1, wherein: return mechanism includes return flow channel (12) and spiral leaf (17) at least, return flow channel (12) intercommunication inner chamber (14) lower wall and lateral wall, under the closed condition, the upper shed of return flow channel (12) is aimed at the lower terminal surface of upper plate (30), motor shaft (21) other end rotates and extends into in return flow channel (12), spiral leaf (17) are located in return flow channel (12) and link firmly in motor shaft (21).
9. The movable windproof and sand-cleaning photovoltaic panel device of claim 1, wherein: one wall of the inner cavity (14) is fixedly connected with a reset spring (18), the other end of the reset spring (18) is fixedly connected with a hole plug (19), and under the condition of opening, the hole plug (19) plugs the lower opening of the return channel (12).
10. The movable windproof and sand-cleaning photovoltaic panel apparatus of claim 9, wherein: the other end of the hole plug (19) is fixedly connected with a support rod (20), and when the thread block (22) moves to the end position of the thread (23) close to one side of the hole plug (19), the thread block can support the support rod (20) and push the hole plug (19) to be separated from the lower opening of the backflow channel (12).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110433940.XA CN112994607A (en) | 2021-04-22 | 2021-04-22 | Movable wind-sand-prevention self-cleaning photovoltaic panel device capable of opening and closing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110433940.XA CN112994607A (en) | 2021-04-22 | 2021-04-22 | Movable wind-sand-prevention self-cleaning photovoltaic panel device capable of opening and closing |
Publications (1)
Publication Number | Publication Date |
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CN112994607A true CN112994607A (en) | 2021-06-18 |
Family
ID=76341591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202110433940.XA Withdrawn CN112994607A (en) | 2021-04-22 | 2021-04-22 | Movable wind-sand-prevention self-cleaning photovoltaic panel device capable of opening and closing |
Country Status (1)
Country | Link |
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CN (1) | CN112994607A (en) |
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2021
- 2021-04-22 CN CN202110433940.XA patent/CN112994607A/en not_active Withdrawn
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Application publication date: 20210618 |
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