CN115788162B - Anti-leakage electric power photovoltaic module anti-collision fence - Google Patents

Anti-leakage electric power photovoltaic module anti-collision fence Download PDF

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Publication number
CN115788162B
CN115788162B CN202211643201.4A CN202211643201A CN115788162B CN 115788162 B CN115788162 B CN 115788162B CN 202211643201 A CN202211643201 A CN 202211643201A CN 115788162 B CN115788162 B CN 115788162B
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China
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fixedly connected
rod
guardrail
block
shell
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CN202211643201.4A
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CN115788162A (en
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马霖敏
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Jiangsu Zhongqing New Material Co ltd
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Jiangsu Zhongqing New Material Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention relates to an anti-creeping electric power photovoltaic assembly anti-collision fence, which belongs to the technical field of anti-collision fences, and aims to solve the technical problems that after the fence is deformed, the anti-collision effect is greatly reduced, only the fence can be replaced, but the fence is integrated, and resources are wasted in all replacement.

Description

Anti-leakage electric power photovoltaic module anti-collision fence
Technical Field
The invention relates to the field of anti-collision fences, in particular to an anti-leakage electric power photovoltaic module anti-collision fence.
Background
The anti-collision fence is an industrial 'guard rail', is mainly used for protecting equipment and facilities in factories, workshops and warehouses, and is made of common steel materials, such as round steel pipes, square steel pipes or profiled steel sheets, and is prepared by the surface treatment process: the raw materials used for the surface treatment of the outdoor anti-collision fence are waterproof materials, so that the anti-collision fence is attractive in appearance and difficult to rust.
When using crashproof rail protection photovoltaic board, the rail can greatly reduced after the deformation, and the anticollision effect can only be changed the rail, but rail is as an organic whole, and whole change can waste resources, and secondly when thunderstorm weather, the staff inspects photovoltaic module, and photovoltaic board earth connection damages, and by the corruption, the staff will have the danger of electric shock.
To solve the above problems. Therefore, an anti-creeping electric power photovoltaic module anti-collision fence is provided.
Disclosure of Invention
The invention aims to provide an anti-collision fence for an anti-creeping power photovoltaic module, which solves the problems that in the background art, after the fence is deformed, the anti-collision effect is greatly reduced, only the fence can be replaced, but the fence is integrated, the whole replacement wastes resources, the grounding wire of a photovoltaic panel is damaged, and if the fence is corroded, workers can have electric shock danger.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a but anticreep electric power photovoltaic module anticollision rail, includes guardrail mechanism and sets up anticreep mechanism on guardrail mechanism, and guardrail mechanism includes the bottom plate, is provided with photovoltaic board subassembly on the bottom plate, is provided with guardrail subassembly on the bottom plate, and guardrail subassembly is provided with four groups;
the photovoltaic board subassembly includes the head rod of fixed connection in the bottom plate upper end, and head rod upper end fixedly connected with photovoltaic board is provided with connecting wire part below the photovoltaic board, and photovoltaic board subassembly still includes the second contact block of fixed connection in the bottom plate upper end, and photovoltaic board subassembly still is provided with four groups including setting up the first spread groove on the bottom plate, and first spread groove.
Further, the connecting wire part further comprises a first contact block fixedly connected to the lower end of the photovoltaic panel, the connecting wire is fixedly connected to the lower end of the first contact block, and the connecting wire is fixedly connected with the second contact block.
Further, the guardrail assembly comprises a sliding plate which is slidably connected inside the first connecting groove, the sliding plate is provided with connecting groove components, the connecting groove components are provided with five groups, and the sliding plate is provided with guardrail components.
Further, the spread groove part is including setting up the second spread groove on the sliding plate, the spread groove part is still including setting up the third spread groove on the sliding plate, be provided with the locking piece component in the third spread groove, the locking piece component includes the connecting block of sliding connection in the third spread groove, connecting block one side is provided with the locking piece, the locking piece is corresponding with the second spread groove, connecting block upper end fixedly connected with fixed block, connecting block one side fixedly connected with first spring, and first spring and third spread groove fixed connection.
Further, the guardrail part comprises a guardrail rod movably connected to the second connecting groove, the guardrail rod is provided with a locking groove, the locking groove corresponds to the locking piece, one side of the guardrail rod is fixedly connected with a first fixing shell, a second spring is fixedly connected to the inside of the first fixing shell, one end of the second spring is fixedly connected with a second connecting rod, the second connecting rod is in sliding connection with the first fixing shell, one end of the second connecting rod is fixedly connected with a connecting frame, a sleeve rod is slidably connected to the connecting frame, and the lower end of the sleeve rod is fixedly connected with a fixing rod.
Further, the anti-creeping mechanism comprises a water storage shell which is connected to one side of the guardrail rod in a sliding way, and an anti-creeping assembly is arranged on one side of the water storage shell.
Further, the anti-creeping assembly comprises a connecting part fixedly connected to one side of the water storage shell, and a telescopic part is arranged below the connecting part.
Further, the telescopic part includes the second fixed shell of fixed connection in the bottom plate upper end, the inside fixedly connected with third spring of second fixed shell, third spring one end fixedly connected with third connecting rod, and third connecting rod and second fixed shell sliding connection, and connecting part includes the third fixed shell of fixed connection in water storage shell one side, the inside fixedly connected with fourth spring of third fixed shell, fourth spring one end fixedly connected with fourth connecting rod, and fourth connecting rod and third fixed shell sliding connection.
Further, anticreep subassembly still includes the slide bar of fixed connection in fourth connecting rod one side, and slide bar lower extreme and third connecting rod fixed connection, slide bar and two guardrail bars sliding connection, and first dwang of slide bar one side fixedly connected with rotates the connection has the dwang on the first dwang, and the dwang other end fixedly connected with second dwang.
Further, second rotating block one side fixedly connected with protective housing, protective housing one side lower extreme fixedly connected with clearance ejector pad, both ends fixedly connected with connection piece about the protective housing.
Compared with the prior art, the invention has the beneficial effects that:
1. this application has realized changing the purpose of damaging the rail through the setting of bottom plate, photovoltaic board subassembly and guardrail subassembly, has solved the rail after warp, and crashproof effect can greatly reduced, can only change the rail, but the rail is as an organic whole, and whole the change can the problem of extravagant resource.
2. This application has realized the purpose of rain-proof electric leakage through the setting of water storage shell and anticreep subassembly, has solved photovoltaic board earth connection and has damaged, by the corrosive problem that the staff will have the danger of electric shock.
Drawings
FIG. 1 is a schematic view of an overall perspective structure of an anti-creeping fence for an electric photovoltaic module according to the present invention;
FIG. 2 is a schematic diagram of a guardrail mechanism of an anti-creeping electric photovoltaic module anti-collision fence according to the present invention;
FIG. 3 is a schematic view of a photovoltaic panel assembly of an anti-creeping power photovoltaic assembly anti-collision rail of the present invention;
FIG. 4 is a schematic diagram of the connecting wire components of an anti-creeping electric photovoltaic module anti-collision fence according to the present invention;
FIG. 5 is a schematic diagram of a guardrail assembly of an anti-creeping power photovoltaic assembly anti-collision fence of the present invention;
FIG. 6 is a schematic diagram of a connecting slot member of an anti-creeping power photovoltaic module anti-collision rail of the present invention;
FIG. 7 is a schematic diagram of a locking piece member of an anti-creeping power photovoltaic module anti-collision rail of the present invention;
FIG. 8 is a schematic diagram of a guard rail member of an anti-creeping power photovoltaic module anti-collision rail of the present invention;
FIG. 9 is a schematic view of an anti-creeping mechanism of an anti-creeping fence for an anti-creeping photovoltaic module according to the present invention;
fig. 10 is a schematic view of an anti-creeping assembly structure of an anti-creeping fence for an electric photovoltaic assembly according to the present invention.
In the figure: 1. a guardrail mechanism; 11. a bottom plate; 12. a photovoltaic panel assembly; 121. a first connecting rod; 122. a photovoltaic panel; 123. a connecting wire member; 1231. a first contact block; 1232. a connecting wire; 124. a first connection groove; 125. a second contact block; 13. a guardrail assembly; 131. a sliding plate; 132. a connecting groove member; 1321. a second connecting groove; 1322. a third connecting groove; 1323. a lock block member; 13231. a locking piece; 13232. a connecting block; 13233. a fixed block; 13234. a first spring; 133. a guard rail member; 1331. guard rails; 1332. a locking groove; 1333. a first fixed housing; 1334. a second spring; 1335. a second connecting rod; 1336. a connection frame; 1337. a loop bar; 1338. a fixed rod; 2. an anticreep mechanism; 21. a water storage case; 22. an anti-creeping assembly; 221. a telescopic member; 2211. a second fixed housing; 2212. a third spring; 2213. a third connecting rod; 222. a connecting member; 2221. a third fixed housing; 2222. a fourth spring; 2223. a fourth connecting rod; 223. a slide bar; 224. a first rotating block; 225. a rotating lever; 226. a second rotating block; 227. a protective shell; 228. cleaning the pushing block; 229. and a connecting sheet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the problem that the fence can waste resources when the fence is deformed and the anti-collision effect is greatly reduced and only the fence can be replaced, the fence is integrated, and the following preferable technical scheme is provided as shown in fig. 1-8:
the utility model provides an electric power photovoltaic module anticollision rail that can anticreep, includes guardrail mechanism 1 and sets up anticreep mechanism 2 on guardrail mechanism 1, and guardrail mechanism 1 includes bottom plate 11, is provided with photovoltaic board assembly 12 on the bottom plate 11, is provided with guardrail assembly 13 on the bottom plate 11, and guardrail assembly 13 is provided with four groups;
the photovoltaic panel assembly 12 includes a first connecting rod 121 fixedly connected to the upper end of the bottom plate 11, a photovoltaic panel 122 is fixedly connected to the upper end of the first connecting rod 121, a connecting wire part 123 is arranged below the photovoltaic panel 122, the photovoltaic panel assembly 12 further includes a second contact block 125 fixedly connected to the upper end of the bottom plate 11, the photovoltaic panel assembly 12 further includes a first connecting groove 124 arranged on the bottom plate 11, and four groups of first connecting grooves 124 are arranged.
The connecting wire part 123 further comprises a first contact block 1231 fixedly connected to the lower end of the photovoltaic panel 122, the lower end of the first contact block 1231 is fixedly connected with a connecting wire 1232, and the connecting wire 1232 is fixedly connected with the second contact block 125.
The guard rail assembly 13 includes a sliding plate 131 slidably coupled within the first attachment slot 124, the sliding plate 131 being provided with attachment slot members 132, and the attachment slot members 132 being provided in five sets, the sliding plate 131 being provided with guard rail members 133.
The connecting slot part 132 includes a second connecting slot 1321 disposed on the sliding plate 131, the connecting slot part 132 further includes a third connecting slot 1322 disposed on the sliding plate 131, a locking piece member 1323 is disposed in the third connecting slot 1322, the locking piece member 1323 includes a connecting block 13232 slidingly connected in the third connecting slot 1322, a locking piece 13231 is disposed on one side of the connecting block 13232, the locking piece 13231 corresponds to the second connecting slot 1321, a fixing block 13233 is fixedly connected to an upper end of the connecting block 13232, a first spring 13234 is fixedly connected to one side of the connecting block 13232, and the first spring 13234 is fixedly connected with the third connecting slot 1322.
The guard rail part 133 includes a guard rail 1331 movably connected to the second connecting slot 1321, a locking slot 1332 is provided on the guard rail 1331, the locking slot 1332 corresponds to the locking piece 13231, a first fixing shell 1333 is fixedly connected to one side of the guard rail 1331, a second spring 1334 is fixedly connected to the inside of the first fixing shell 1333, a second connecting rod 1335 is fixedly connected to one end of the second spring 1334, the second connecting rod 1335 is slidably connected to the first fixing shell 1333, a connecting frame 1336 is fixedly connected to one end of the second connecting rod 1335, a sleeve rod 1337 is slidably connected to the connecting frame 1336, and a fixing rod 1338 is fixedly connected to the lower end of the sleeve rod 1337.
Specifically, when the anti-collision fence is deformed, the fixing block 13233 is pushed to enable the fixing block 13233 to drive the connecting block 13232 to move, the connecting block 13232 presses the first spring 13234 to move, the connecting block 13232 drives the locking block 13231 to retract, the locking block 13231 is not limited to the locking groove 1332, the guardrail rod 1331 is pulled out, the connecting frame 1336 is driven by the guardrail rod 1331 through the first fixing shell 1333 and the second connecting rod 1335 to move out of the sleeve rod 1337, the deformed and damaged fence can be independently replaced, a new guardrail rod 1331 is pushed into the second connecting groove 1321, the guardrail rod 1331 presses the locking block 13231 into the third connecting groove 1322, when the guardrail rod 1331 is pushed to the lowest end of the second connecting groove 1321, the locking block 13231 is pushed out by the first spring 13234, the locking block 13231 is clamped into the locking groove 1332, and meanwhile, the guardrail rod 1331 clamps the connecting frame 1336 into the sleeve rod 1337 through the first fixing shell 1333 and the second connecting rod 1335, so that the new fence is fixed, the deformed and the deformed fence can be independently replaced, and resources of the anti-collision fence can not be completely replaced.
In order to solve the problem that when the grounding wire of the photovoltaic panel is damaged and corroded, workers have the danger of electric shock, as shown in fig. 9 and 10, the following preferable technical scheme is provided:
the anti-creeping mechanism 2 comprises a water storage shell 21 which is connected to one side of the guardrail bar 1331 in a sliding way, and an anti-creeping assembly 22 is arranged on one side of the water storage shell 21.
The anti-leakage assembly 22 comprises a connecting part 222 fixedly connected to one side of the water storage shell 21, and a telescopic part 221 is arranged below the connecting part 222.
The telescopic component 221 comprises a second fixed shell 2211 fixedly connected to the upper end of the bottom plate 11, a third spring 2212 is fixedly connected to the inside of the second fixed shell 2211, a third connecting rod 2213 is fixedly connected to one end of the third spring 2212, the third connecting rod 2213 is in sliding connection with the second fixed shell 2211, the connecting component 222 comprises a third fixed shell 2221 fixedly connected to one side of the water storage shell 21, a fourth spring 2222 is fixedly connected to the inside of the third fixed shell 2221, a fourth connecting rod 2223 is fixedly connected to one end of the fourth spring 2222, and the fourth connecting rod 2223 is in sliding connection with the third fixed shell 2221.
The anti-leakage component 22 further comprises a sliding rod 223 fixedly connected to one side of the fourth connecting rod 2223, the lower end of the sliding rod 223 is fixedly connected with the third connecting rod 2213, the sliding rod 223 is slidably connected with two guardrail rods 1331, one side of the sliding rod 223 is fixedly connected with a first rotating block 224, the first rotating block 224 is rotatably connected with a rotating rod 225, and the other end of the rotating rod 225 is fixedly connected with a second rotating block 226.
And a protective shell 227 is fixedly connected to one side of the second rotating block 226, a cleaning push block 228 is fixedly connected to the lower end of one side of the protective shell 227, and connecting sheets 229 are fixedly connected to the upper end and the lower end of the protective shell 227.
Specifically, when thunderstorm days, rainwater enters the water storage shell 21, the water storage shell 21 is weighted, the third connecting rod 2213 is pressed into the second fixing shell 2211 through the third fixing shell 2221 and the fourth connecting rod 2223, the fourth connecting rod 2223 drives the sliding rod 223 to descend, the sliding rod 223 drives the first rotating block 224 to descend, the first rotating block 224 rotates to push the rotating rod 225, the rotating rod 225 rotates to push the second rotating block 226, the second rotating block 226 pushes the protective shell 227 to move, the protective shell 227 drives the cleaning push block 228 to scrape impurities on the second contact block 125, the connecting piece 229 is tightly attached to the second contact block 125, the connecting piece 229 at the upper end of the protective shell 227 is tightly attached to the first contact block 1231, the conducting wire between the two connecting pieces 229 plays a role of a grounding wire, and the damaged grounding wire is replaced temporarily, so that the grounding wire of the photovoltaic module is damaged, and workers cannot be dangerously suffered due to electric leakage.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should be covered by the protection scope of the present invention by making equivalents and modifications to the technical solution and the inventive concept thereof.

Claims (2)

1. An anti-collision fence of an anti-leakage power photovoltaic module comprises a guardrail mechanism (1) and an anti-leakage mechanism (2) arranged on the guardrail mechanism (1), wherein the guardrail mechanism (1) comprises a bottom plate (11), a photovoltaic panel module (12) is arranged on the bottom plate (11), a guardrail module (13) is arranged on the bottom plate (11), and four groups of guardrail modules (13) are arranged;
the photovoltaic panel assembly (12) comprises a first connecting rod (121) fixedly connected to the upper end of the bottom plate (11), a photovoltaic panel (122) is fixedly connected to the upper end of the first connecting rod (121), a connecting wire component (123) is arranged below the photovoltaic panel (122), the photovoltaic panel assembly (12) further comprises a second contact block (125) fixedly connected to the upper end of the bottom plate (11), the photovoltaic panel assembly (12) further comprises a first connecting groove (124) arranged on the bottom plate (11), and the first connecting grooves (124) are provided with four groups;
the guardrail assembly (13) comprises a sliding plate (131) which is slidably connected inside the first connecting groove (124), the sliding plate (131) is provided with connecting groove parts (132), the connecting groove parts (132) are provided with five groups, and the sliding plate (131) is provided with guardrail parts (133);
the connecting groove component (132) comprises a second connecting groove (1321) arranged on the sliding plate (131), the connecting groove component (132) also comprises a third connecting groove (1322) arranged on the sliding plate (131), a locking piece component (1323) is arranged in the third connecting groove (1322), the locking piece component (1323) comprises a connecting block (13232) which is connected in the third connecting groove (1322) in a sliding way, a locking piece (13231) is arranged on one side of the connecting block (13232), the locking piece (13231) corresponds to the second connecting groove (1321), a fixed block (13233) is fixedly connected to the upper end of the connecting block (13232), a first spring (13234) is fixedly connected to one side of the connecting block (13232), and the first spring (13234) is fixedly connected with the third connecting groove (1322);
the guardrail part (133) comprises a guardrail rod (1331) movably connected to a second connecting groove (1321), a locking groove (1332) is formed in the guardrail rod (1331), the locking groove (1332) corresponds to the locking piece (13231), a first fixing shell (1333) is fixedly connected to one side of the guardrail rod (1331), a second spring (1334) is fixedly connected to the inside of the first fixing shell (1333), a second connecting rod (1335) is fixedly connected to one end of the second spring (1334), the second connecting rod (1335) is in sliding connection with the first fixing shell (1333), a connecting frame (1336) is fixedly connected to one end of the second connecting rod (1335), a sleeve rod (1337) is slidably connected to the connecting frame (1336), and a fixing rod (1338) is fixedly connected to the lower end of the sleeve rod (1337);
the anti-creeping mechanism (2) comprises a water storage shell (21) which is connected to one side of the guardrail (1331) in a sliding way, and an anti-creeping assembly (22) is arranged on one side of the water storage shell (21);
the anti-creeping assembly (22) comprises a connecting part (222) fixedly connected to one side of the water storage shell (21), and a telescopic part (221) is arranged below the connecting part (222);
the telescopic component (221) comprises a second fixed shell (2211) fixedly connected to the upper end of the bottom plate (11), a third spring (2212) is fixedly connected to the inside of the second fixed shell (2211), a third connecting rod (2213) is fixedly connected to one end of the third spring (2212), the third connecting rod (2213) is in sliding connection with the second fixed shell (2211), the connecting component (222) comprises a third fixed shell (2221) fixedly connected to one side of the water storage shell (21), a fourth spring (2222) is fixedly connected to the inside of the third fixed shell (2221), a fourth connecting rod (2223) is fixedly connected to one end of the fourth spring (2222), and the fourth connecting rod (2223) is in sliding connection with the third fixed shell (2221);
the anti-creeping assembly (22) further comprises a sliding rod (223) fixedly connected to one side of the fourth connecting rod (2223), the lower end of the sliding rod (223) is fixedly connected with the third connecting rod (2213), the sliding rod (223) is in sliding connection with two guardrail rods (1331), one side of the sliding rod (223) is fixedly connected with a first rotating block (224), the first rotating block (224) is rotatably connected with a rotating rod (225), and the other end of the rotating rod (225) is fixedly connected with a second rotating block (226);
and one side of the second rotating block (226) is fixedly connected with a protective shell (227), the lower end of one side of the protective shell (227) is fixedly connected with a cleaning push block (228), and the upper end and the lower end of the protective shell (227) are fixedly connected with connecting sheets (229).
2. The anti-creeping power photovoltaic module anti-collision fence according to claim 1, wherein the connecting wire part (123) further comprises a first contact block (1231) fixedly connected to the lower end of the photovoltaic panel (122), the connecting wire (1232) is fixedly connected to the lower end of the first contact block (1231), and the connecting wire (1232) is fixedly connected to the second contact block (125).
CN202211643201.4A 2022-12-20 2022-12-20 Anti-leakage electric power photovoltaic module anti-collision fence Active CN115788162B (en)

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Application Number Priority Date Filing Date Title
CN202211643201.4A CN115788162B (en) 2022-12-20 2022-12-20 Anti-leakage electric power photovoltaic module anti-collision fence

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CN202211643201.4A CN115788162B (en) 2022-12-20 2022-12-20 Anti-leakage electric power photovoltaic module anti-collision fence

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CN115788162B true CN115788162B (en) 2023-12-26

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208024072U (en) * 2018-01-22 2018-10-30 管佳瑜 A kind of municipal works fence
JP2020094409A (en) * 2018-12-12 2020-06-18 三菱電機株式会社 Light-shielding system, light-shielding metal fitting, and method for constructing light-shielding system
CN111608470A (en) * 2020-06-03 2020-09-01 梁瑞倚 Portable road administration guardrail with rain shielding device
CN214659291U (en) * 2020-09-21 2021-11-09 梁久星 Glass steel rail convenient to installation
CN215107556U (en) * 2021-05-12 2021-12-10 薄林 General formula construction stair safety protective guard
CN216774360U (en) * 2021-12-21 2022-06-17 江苏晶飞能源科技有限公司 Anticreep photovoltaic board accumulate device
KR102435340B1 (en) * 2022-05-13 2022-08-23 (주)신한에스엔지 Temporary Bridge Railing for Disaster Prevention that is easy to Attach and Detach

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208024072U (en) * 2018-01-22 2018-10-30 管佳瑜 A kind of municipal works fence
JP2020094409A (en) * 2018-12-12 2020-06-18 三菱電機株式会社 Light-shielding system, light-shielding metal fitting, and method for constructing light-shielding system
CN111608470A (en) * 2020-06-03 2020-09-01 梁瑞倚 Portable road administration guardrail with rain shielding device
CN214659291U (en) * 2020-09-21 2021-11-09 梁久星 Glass steel rail convenient to installation
CN215107556U (en) * 2021-05-12 2021-12-10 薄林 General formula construction stair safety protective guard
CN216774360U (en) * 2021-12-21 2022-06-17 江苏晶飞能源科技有限公司 Anticreep photovoltaic board accumulate device
KR102435340B1 (en) * 2022-05-13 2022-08-23 (주)신한에스엔지 Temporary Bridge Railing for Disaster Prevention that is easy to Attach and Detach

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