CN112737491A - Can reduce photovoltaic power station photovoltaic board hail suppression device that shielding layer extends - Google Patents
Can reduce photovoltaic power station photovoltaic board hail suppression device that shielding layer extends Download PDFInfo
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- CN112737491A CN112737491A CN202011588942.8A CN202011588942A CN112737491A CN 112737491 A CN112737491 A CN 112737491A CN 202011588942 A CN202011588942 A CN 202011588942A CN 112737491 A CN112737491 A CN 112737491A
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- 230000001629 suppression Effects 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims abstract description 12
- 244000309464 bull Species 0.000 claims description 8
- 238000000638 solvent extraction Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 description 7
- 230000000994 depressogenic effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 229920004933 Terylene® Polymers 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation 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
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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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
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Abstract
The invention discloses a photovoltaic power station photovoltaic panel hail suppression device capable of reducing the extension of a shielding layer, which belongs to the technical field of photovoltaic equipment and comprises a photovoltaic panel and an installation box, wherein a winding roller is rotatably installed between the inner walls of the front side and the rear side of the installation box, the outer wall of the winding roller is sleeved with a clockwork spring, the outer wall of the clockwork spring is sleeved with a ring, the outer wall of the ring is fixedly connected with a shielding device, the right end of the shielding device extends to the outer wall of the right side of the installation box and is fixedly connected with a pull plate, the device is internally provided with the shielding device which is arranged by separating an upper shielding layer from a lower shielding layer in a double-layer manner, so that hail only contacts with the upper shielding layer, and the upper shielding layer and a cavity between the upper shielding layer and the lower shielding layer are isolated, the probability of contacting with the lower shielding layer when the upper shielding layer is sunken is reduced, the probability of the lower shielding layer being collided by the hail is, avoid the impact of hail to act on the photovoltaic board.
Description
Technical Field
The invention relates to the technical field of photovoltaic equipment, in particular to a photovoltaic panel hail suppression device for a photovoltaic power station, which can reduce the extension of a shielding layer.
Background
In the process of using the photovoltaic panel, in order to deal with the damage to the photovoltaic panel caused by extreme weather, the hail suppression device is generally installed on the photovoltaic panel, the photovoltaic plate is covered to prevent the hail from being hit, the shielding layer for shielding is generally made of foldable cloth for reducing the space occupied by the hail preventing device, however, the cloth has certain impact force when falling in the process of blocking the hail, when the hailstones are contacted with the terylene oxford cloth, the terylene oxford cloth can extend and generate the dent under the impact caused by the falling of the hailstones, and cloth covers the area nearer on photovoltaic board surface, leads to cloth depressed area to contact with photovoltaic board surface easily, causes the in-process that the hail falls still to have partial hail to act on photovoltaic board surface, leads to the effect of hail suppression device protection to descend, for this reason, we provide one kind and can reduce the photovoltaic power station photovoltaic board hail suppression device that shielding layer extends.
Disclosure of Invention
The invention aims to provide a photovoltaic power station photovoltaic panel hail suppression device capable of reducing the extension of a shielding layer, so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can reduce photovoltaic power station photovoltaic board hail suppression device that shielding layer extends, includes photovoltaic board and install bin, install bin fixed mounting is on the left side outer wall of photovoltaic board, rotate between the inner wall of both sides around the install bin and install the winding up roller, and the winding up roller outer wall has cup jointed clockwork spring, and the clockwork spring outer wall has cup jointed the ring, and the ring outer wall with shelter from device fixed connection, shelter from the device right-hand member extend to the right side outer wall of install bin and with arm-tie fixed connection, install bin left side outer wall fixed mounting has two sets of motors, and motor right side output shaft and screw rod fixed connection, and the screw rod right-hand member runs through install bin and arm-tie in proper order, the screw has been seted up with the connecting portion of screw.
Preferably, shelter from the device and include lower shielding layer, lower shielding layer left and right sides both ends respectively with winding up roller outer wall, arm-tie left side outer wall fixed connection, shielding layer top left side outer wall fixed mounting has down shielding layer, go up shielding layer right-hand member and arm-tie left side outer wall swing joint, the even vertical support bar that is provided with of shielding layer top outer wall down, support bar top outer wall and last shielding layer bottom outer wall laminate mutually.
Preferably, the mounting groove has been seted up to the arm-tie inner chamber, rotate between the both sides inner wall around the mounting groove and install the bull stick, the bull stick outer wall has cup jointed the torsional spring, and the torsional spring both ends respectively with bull stick outer wall, mounting groove inner wall fixed connection, go up the shielding layer right-hand member extend to in the inner chamber of mounting groove and with the outer wall fixed connection of bull stick.
Preferably, the support bar includes the installation piece with lower shielding layer top outer wall connection, installation piece top outer wall is provided with the elasticity strip, elasticity strip top outer wall and last shielding layer bottom outer wall laminate mutually, elasticity strip inner chamber is seted up flutedly, fixed mounting has expanding spring between the both sides inner wall about the recess.
Preferably, the installation block comprises two groups of blocks which are in sliding connection with the outer wall of the bottom of the elastic strip, a moving block is fixedly installed on the outer wall of the front side of each block, a moving groove is formed in the outer wall of the rear side of each block, the moving block is inserted into the inner cavity of the moving groove in a sliding mode, a reset spring is fixedly installed between the moving block and the moving groove, a guide block is fixedly installed on the outer wall of the bottom of each block, guide plates are fixedly installed on the outer wall of the front side and the outer wall of the rear side of the top of the photovoltaic panel, guide grooves are formed in the outer wall of the top of each guide plate, the distance between the two groups of guide grooves is gradually increased from left to right, the guide blocks are inserted into the inner cavities of the.
Preferably, the outer walls of the left side and the right side of the block are uniformly provided with push blocks, the cross sections of the push blocks are triangular, the outer wall of the top of the lower shielding layer is uniformly provided with pull blocks, and the outer walls of the pull blocks are attached to the outer walls of the block.
Preferably, the guide block comprises an insertion block fixedly connected with the outer wall of the bottom of the block, the outer wall of the bottom of the insertion block is rotatably provided with a rotating block, the rotating block is inserted into the inner cavity of the guide groove, and the vertical section of the rotating block is T-shaped.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is provided with the shielding device which is arranged by separating an upper shielding layer from a lower shielding layer through two layers, so that the hail only contacts with the upper shielding layer, and the upper shielding layer is isolated from a cavity between the upper shielding layer and the lower shielding layer by the unloading force of the upper shielding layer, the probability of the upper shielding layer contacting with the lower shielding layer when sinking is reduced, the probability of the lower shielding layer being collided by the hail is reduced, the probability of the lower shielding layer being extended and sunk due to the stress is reduced, the impact force of the hail is prevented from acting on the photovoltaic panel, and the protection effect of the shielding protection device is improved;
2. when the arm-tie area sheltered from the device and expanded, the guide block can be inserted in the inner chamber of guide way, both sides were held around the shielding layer down, both sides carry out the application of force around to the shielding device, both sides take place to cave in around avoiding lower shielding layer, and along with sheltering from the device and expanding, both sides guide block kept away from gradually around making, stretch shielding layer down, make shielding layer tighten down, thereby make shielding layer receive the depressed probability reduction of emergence extension behind the effort down, further avoid shielding layer atress sunken can contact with the photovoltaic board down, increase shielding device's performance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the connection structure of the guide plate and the support bar according to the present invention;
FIG. 3 is a schematic sectional view of the connection between the upper shielding layer and the pulling plate according to the present invention;
FIG. 4 is a right-view structural schematic diagram of the connection of the guide block and the guide groove of the present invention;
FIG. 5 is a schematic top view of the connection between the mounting block and the lower shielding layer according to the present invention.
In the figure: 1. a photovoltaic panel; 2. a shielding device; 21. a lower shielding layer; 211. pulling the block; 22. an upper shielding layer; 23. a supporting strip; 231. mounting blocks; 2311. partitioning; 2312. a moving block; 2313. a moving groove; 2314. a push block; 232. an elastic strip; 233. a groove; 234. a guide block; 2341. inserting a block; 2342. rotating the block; 3. pulling a plate; 31. mounting grooves; 32. a rotating rod; 4. installing a box; 5. a screw; 6. a guide plate; 7. a guide groove.
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.
The invention provides a technical scheme that: a photovoltaic power station photovoltaic panel hail suppression device capable of reducing the extension of a shielding layer is disclosed, please refer to fig. 1, which comprises a photovoltaic panel 1 and a mounting box 4;
referring to fig. 1 and 2, an installation box 4 is fixedly installed on the outer wall of the left side of a photovoltaic panel 1, a winding roller is rotatably installed between the inner walls of the front side and the rear side of the installation box 4, a spiral spring is sleeved on the outer wall of the winding roller, a ring is sleeved on the outer wall of the spiral spring, the outer wall of the ring is fixedly connected with a shielding device 2, the right end of the shielding device 2 extends to the outer wall of the right side of the installation box 4 and is fixedly connected with a pulling plate 3, two sets of motors are fixedly installed on the outer wall of the left side of the installation box 4, output shafts of the right sides of the motors are fixedly connected with a screw 5, the right end of the screw 5 sequentially penetrates through the installation box 4 and the pulling plate 3, a screw hole is formed in the connecting part of;
referring to fig. 1 and 2, the shielding device 2 includes a lower shielding layer 21, the lower shielding layer 21 and the upper shielding layer 22 are made of the same material, and are made of dacron oxford fabric, the left and right ends of the lower shielding layer 21 are respectively fixedly connected with the outer wall of the winding roll and the outer wall of the left side of the pulling plate 3, the upper shielding layer 22 is fixedly installed on the outer wall of the left side of the top of the lower shielding layer 21, the right end of the upper shielding layer 22 is movably connected with the outer wall of the left side of the pulling plate 3, the outer wall of the top of the lower shielding layer 21 is uniformly and vertically provided with a support bar 23, the outer wall of the top of the support bar 23 is attached to the outer wall of the bottom of the upper shielding layer 22, the hail is hit above the shielding device 2 by the upper shielding layer 22 and the lower shielding layer 21 through the double-layer separation arrangement of the upper shielding layer 22 and the lower shielding layer 21, when the upper shielding layer 22 is sunken, the probability of collision of the lower shielding layer 21 is reduced, the probability of extension and depression of the lower shielding layer 21 due to stress is reduced, and the impact force of hailstones is prevented from acting on the photovoltaic panel 1;
referring to fig. 1 and 3, an installation groove 31 is formed in an inner cavity of the pulling plate 3, a rotating rod 32 is rotatably installed between inner walls of front and rear sides of the installation groove 31, a torsion spring is sleeved on an outer wall of the rotating rod 32, and the two ends of the torsion spring are respectively fixedly connected with the outer wall of the rotating rod 32 and the inner wall of the mounting groove 31, the right end of the upper shielding layer 22 extends into the inner cavity of the mounting groove 31 and is fixedly connected with the outer wall of the rotating rod 32, when hailstones hit the upper part of the upper shielding layer 22, the upper shielding layer 22 is depressed by the force applied to rotate the rotating rod 32, so that the upper shielding layer 22 wound on the outer wall of the rotating rod 32 is pulled out, the torsion spring is contracted, the impact force when the hailstones hit the shielding device 2 is weakened, so that the impact force on the whole photovoltaic panel 1 and the shielding device 2 is reduced, the rebound amplitude of the hailstones is reduced, the hailstones are prevented from hitting other photovoltaic panels 1 again due to rebound, and the use performance of the shielding device 2 is improved;
referring to fig. 1 and 3, the supporting bar 23 includes a mounting block 231 connected to the top outer wall of the lower shielding layer 21, an elastic bar 232 is disposed on the top outer wall of the mounting block 231, the top outer wall of the elastic bar 232 is attached to the bottom outer wall of the upper shielding layer 22, a groove 233 is disposed in the inner cavity of the elastic bar 232, a retractable spring is fixedly disposed between the upper inner wall and the lower inner wall of the groove 233, the supporting bar 23 supports the upper shielding layer 22 to separate the upper shielding layer 22 from the lower shielding layer 21, so as to ensure a cavity formed between the upper shielding layer 22 and the lower shielding layer 21, and reduce the probability of the upper shielding layer 22 contacting the lower shielding layer 21 when being depressed by hail collision, and the elastic strip 232 is concave, the probability of the concave lower shielding layer 21 caused by the concave upper shielding layer 22 can be reduced, therefore, the probability of extending and sinking of the lower shielding layer 21 due to stress is reduced, and the shielding device 2 is prevented from sinking and contacting the surface of the photovoltaic panel 1 due to large impact force of hail;
referring to fig. 3 and 4, the mounting block 231 includes two sets of sub-blocks 2311 slidably connected to the outer wall of the bottom of the elastic strip 232, a moving block 2312 is fixedly mounted on the outer wall of the front side of the rear sub-block 2311, a moving groove 2313 is formed in the outer wall of the rear side of the front sub-block 2311, the moving block 2312 is slidably inserted into the inner cavity of the moving groove 2313, a return spring is fixedly mounted between the moving block 2312 and the moving groove 2313, a guide block 234 is fixedly mounted on the outer wall of the bottom of the sub-block 2311, guide plates 6 are fixedly mounted on the outer walls of the front side and the rear side of the top of the photovoltaic panel 1, a guide groove 7 is formed in the outer wall of the top of the guide plate 6, the distance between the two sets of guide grooves 7 gradually increases from left to right, the guide block 234 is inserted into the inner cavity of the guide groove 7, the vertical cross sections of the guide block 234 and the guide groove 7 are both in a T shape, the guide blocks 234 are inserted into the inner cavity of the guide groove 7, the front side and the rear side of the lower shielding layer 21 are pulled, force is applied to the front side and the rear side of the shielding device 2, the front side and the rear side of the lower shielding layer 21 are prevented from sinking when being collided, the guide blocks 234 on the front side and the rear side are gradually far away along with the unfolding of the shielding device 2, the lower shielding layer 21 is stretched, the lower shielding layer 21 is tightened, the probability that the lower shielding layer 21 extends and sinks after being subjected to the acting force is reduced, the lower shielding layer 21 is further prevented from contacting the photovoltaic panel 1 due to stress and sinking, the protection effect of the shielding device 2 is ensured, and the service performance of the shielding device 2 is improved;
referring to fig. 5, the outer walls of the left side and the right side of the block 2311 are uniformly provided with pushing blocks 2314, the cross section of each pushing block 2314 is triangular, the outer wall of the top of the lower shielding layer 21 is uniformly provided with pulling blocks 211, the outer walls of the pulling blocks 211 are attached to the outer walls of the block 2311, when the block 2311 moves forwards or mutually, and the lower shielding layer 21 is stretched and tightened towards the front side and the rear side, the pushing blocks 2314 are in contact with the pulling blocks 211 to push the pulling blocks 211 towards the left side and the right side, so that the lower shielding layer 21 is stretched towards the left side and the right side, the probability that the lower shielding layer 21 is sunken due to stress is further avoided, the shielding device 2 is ensured not to be in contact with the surface of the photovoltaic panel 1 in the hail prevention process, and the protection effect of the shielding device 2 is improved;
referring to fig. 4, the guide block 234 includes an insertion block 2341 fixedly connected to the outer wall of the bottom of the sub-block 2311, a rotation block 2342 is rotatably installed on the outer wall of the bottom of the insertion block 2341, the rotation block 2342 is inserted into the inner cavity of the guide slot 7, the vertical cross section of the rotation block 2342 is T-shaped, the rotation block 2342 can rotate at the bottom of the insertion block 2341, when the guide block 234 slides in the guide slot 7, the rotation block 2342 rotates and moves in the inner cavity of the guide slot 7, so as to reduce friction resistance when the guide block 234 moves in the inner cavity of the guide slot 7, and the shielding device 2 can be conveniently unfolded for use.
The working principle is as follows: when hailstones are required to be prevented, the screw rod 5 rotates through the work of the motor, the pull plate 3 pulls the shielding device 2 to move rightwards, the shielding device 2 shields and covers the upper part of the photovoltaic panel 1, when the hailstones fall down, the hailstones falling to the upper part of the photovoltaic panel 1 are shielded by the shielding device 2, the shielding device 2 is arranged by separating the upper shielding layer 22 and the lower shielding layer 21 in a double-layer mode, when the hailstones fall on the shielding device 2, the hailstones only contact with the upper shielding layer 22, the impact probability of the lower shielding layer 21 when the hailstones fall on the shielding device 2 is reduced by the unloading force of the upper shielding layer 22 and the cavity isolation between the upper shielding layer 22 and the lower shielding layer 21, the impact force of the hailstones is prevented from acting on the photovoltaic panel 1, and when the shielding device 2 is unfolded by the pull plate 3, the guide block 234 is inserted into the inner cavity of the guide groove 7, shielding layer 21 stretches down, makes shielding layer 21 tighten down to make shielding layer 21 receive the depressed probability reduction of taking place to extend after the effort down, shielding layer 21 atress is sunken can contact with photovoltaic board 1 under further avoiding, guarantees the protection effect who shelters from device 2, increases the performance that shelters from device 2, and the hail stops the back, takes screw rod 5 antiport by the motor, makes arm-tie 3 move left, will shelter from device 2 and roll up again on the outer wall of winding up roller.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A photovoltaic power station photovoltaic panel hail suppression device capable of reducing extension of a shielding layer comprises a photovoltaic panel (1) and an installation box (4), and is characterized in that: install bin (4) fixed mounting is on the left side outer wall of photovoltaic board (1), rotate between the both sides inner wall around install the winding up roller around install bin (4), and the winding up roller outer wall has cup jointed clockwork spring, and the clockwork spring outer wall has cup jointed the ring, and the ring outer wall with shelter from device (2) fixed connection, shelter from device (2) right-hand member extend to the right side outer wall of install bin (4) and with arm-tie (3) fixed connection, install bin (4) left side outer wall fixed mounting has two sets of motors, and motor right side output shaft and screw rod (5) fixed connection, and screw rod (5) right-hand member runs through install bin (4) and arm-tie (3) in proper order, the screw has been seted up with the position of being connected of screw rod (5) in arm-tie (3).
2. The hail suppression system of photovoltaic power plant panels for reducing the extent of shadowing as claimed in claim 1, wherein: shelter from device (2) including sheltering from layer (21) down, shelter from layer (21) about both ends respectively with winding up roller outer wall, arm-tie (3) left side outer wall fixed connection, shelter from layer (21) top left side outer wall fixed mounting down and shelter from layer (22) on, it shelters from layer (22) right-hand member and arm-tie (3) left side outer wall swing joint to go up, shelter from even vertical support bar (23) that is provided with of layer (21) top outer wall down, support bar (23) top outer wall laminates with last shelter from layer (22) bottom outer wall mutually.
3. The hail suppression system of photovoltaic power plant panels for reducing the extent of shadowing as claimed in claim 2, wherein: mounting groove (31) have been seted up to arm-tie (3) inner chamber, rotate between the both sides inner wall around mounting groove (31) and install bull stick (32), the torsional spring has been cup jointed to bull stick (32) outer wall, and the torsional spring both ends respectively with bull stick (32) outer wall, mounting groove (31) inner wall fixed connection, go up and shelter from layer (22) right-hand member extend to the inner chamber of mounting groove (31) and with the outer wall fixed connection of bull stick (32).
4. A photovoltaic power plant pv panel hail suppression apparatus with reduced canopy extension as claimed in claim 3 wherein: support bar (23) include with lower shielding layer (21) top outer wall connection's installation piece (231), installation piece (231) top outer wall is provided with elastic strip (232), elastic strip (232) top outer wall and last shielding layer (22) bottom outer wall laminate mutually, elastic strip (232) inner chamber is seted up flutedly (233), fixed mounting has expanding spring between the both sides inner wall about recess (233).
5. The hail suppression system of photovoltaic power plant panels with reduced canopy extension according to claim 4, wherein: the mounting block (231) comprises two groups of sub-blocks (2311) which are in sliding connection with the outer wall of the bottom of the elastic strip (232), the outer wall of the front side of the rear side of the sub-blocks (2311) is fixedly provided with a moving block (2312), the outer wall of the rear side of the front side of the sub-blocks (2311) is provided with a moving groove (2313), the moving block (2312) is inserted into the inner cavity of the moving groove (2313) in a sliding manner, a return spring is fixedly arranged between the moving block (2312) and the moving groove (2313), the outer wall of the bottom of the partitioning block (2311) is fixedly provided with a guide block (234), the outer walls of the front side and the rear side of the top of the photovoltaic panel (1) are fixedly provided with guide plates (6), the outer wall of the top of the guide plate (6) is provided with guide grooves (7), the distance between the two groups of guide grooves (7) is gradually increased from left to right, the guide block (234) is inserted into the inner cavity of the guide grooves (7), and the vertical sections of the guide block (234) and the guide groove (7) are both in a T shape.
6. The hail suppression system of photovoltaic power plant panels for reducing the extent of shadowing as claimed in claim 5, wherein: the outer walls of the left side and the right side of the sub-block (2311) are uniformly provided with push blocks (2314), the cross section of each push block (2314) is triangular, the outer wall of the top of the lower shielding layer (21) is uniformly provided with pull blocks (211), and the outer wall of each pull block (211) is attached to the outer wall of the sub-block (2311).
7. The hail suppression system of photovoltaic power plant panels for reducing the extent of shadowing as claimed in claim 5, wherein: guide block (234) include with piecing (2311) bottom outer wall fixed connection's inserted block (2341), inserted block (2341) bottom outer wall rotates and installs commentaries on classics piece (2342), change piece (2342) and insert in the inner chamber of guide way (7), and the vertical cross-section of commentaries on classics piece (2342) is the T font.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011588942.8A CN112737491B (en) | 2020-12-29 | 2020-12-29 | Can reduce photovoltaic power station photovoltaic board hail suppression device that shielding layer extends |
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| CN202011588942.8A CN112737491B (en) | 2020-12-29 | 2020-12-29 | Can reduce photovoltaic power station photovoltaic board hail suppression device that shielding layer extends |
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| CN112737491B CN112737491B (en) | 2021-11-16 |
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| CN112737491B (en) | 2021-11-16 |
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Inventor after: Xu Guoze Inventor after: Wang Jinming Inventor after: Hu Wanhao Inventor after: Chen Lijie Inventor after: Chen Jian Inventor after: Liu Weikun Inventor after: Shu Ailan Inventor before: Shu Ailan |
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Effective date of registration: 20211103 Address after: 737100 No.68 Xinhua East Road, Jinchang economic and Technological Development Zone, Gansu Province Applicant after: HUANENG JINCHANG PHOTOVOLTAIC POWER GENERATION Co.,Ltd. Applicant after: Guangzhou Huawei Electric Power Technology Co.,Ltd. Address before: No.79, Donglong Road, Hantian, Tangxia Town, Ruian City, Wenzhou City, Zhejiang Province, 325200 Applicant before: Shu Ailan |
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