CN216740857U - Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water - Google Patents

Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water Download PDF

Info

Publication number
CN216740857U
CN216740857U CN202220152676.2U CN202220152676U CN216740857U CN 216740857 U CN216740857 U CN 216740857U CN 202220152676 U CN202220152676 U CN 202220152676U CN 216740857 U CN216740857 U CN 216740857U
Authority
CN
China
Prior art keywords
water tank
photovoltaic panel
longitudinal
photovoltaic
awning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202220152676.2U
Other languages
Chinese (zh)
Inventor
谢福云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202220152676.2U priority Critical patent/CN216740857U/en
Application granted granted Critical
Publication of CN216740857U publication Critical patent/CN216740857U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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

Landscapes

  • Photovoltaic Devices (AREA)

Abstract

The utility model relates to the technical field of sunshine awnings, and particularly discloses a multi-stage drainage photovoltaic sunshine awning which comprises a photovoltaic panel assembly and an installation assembly; the photovoltaic panel assembly is formed by splicing a plurality of photovoltaic panel body arrays, so that photovoltaic power generation is realized, and the photovoltaic panel assembly is more environment-friendly; the small longitudinal water tanks arranged at the longitudinal edges of the photovoltaic panel body can collect water flowing into the edges of the photovoltaic panel body; the water flowing into the small longitudinal water tank can be discharged into the transverse middle water tank and the longitudinal middle water tank in sequence, and finally collected into the front water tank to be drained by using the drain pipe; the edge of the sunshine awning is prevented from dripping water in a multi-stage efficient drainage mode; and a good shading effect is achieved.

Description

Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water
Technical Field
The utility model relates to the technical field of sunshine awnings, in particular to a multi-stage drainage photovoltaic sunshine awning.
Background
The sunshine tent is a building which can be built quickly, tent rooms with various sizes and span sizes are built quickly according to different sites, and due to the characteristic of quick building of the tent rooms, the sunshine tent is widely suitable for areas such as self-built residence roofs; most sunlight rooms in the market are of steel structures, wood structures and aluminum structures; the upright post inserting core is usually fixed through a bolt or fixed through welding, so that the bolt can be loosened for a long time; in addition, because the spliced roof structure is mostly adopted, water leakage is easily generated in gaps, and the using effect is not good; furthermore; because the edge of the existing sunshine awning and the like do not have the water leakage function, rainwater and the like can be accumulated on the top of the sunshine house, and the leakage and other conditions are easy to occur.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a multi-stage drainage photovoltaic sunshine awning which can fully perform solar power generation, has a good waterproof effect, can perform multi-stage drainage, and avoids the phenomena of water seepage, water leakage and the like.
The technical scheme adopted by the utility model is as follows: a multi-stage drainage photovoltaic solar awning comprises a photovoltaic panel assembly and an installation assembly; the photovoltaic panel assembly comprises a plurality of photovoltaic panel bodies which are spliced and arranged in an array manner; a small longitudinal water tank arranged along the longitudinal edge of the photovoltaic panel body is arranged below the photovoltaic panel body; the mounting assembly comprises a plurality of cross beams, longitudinal beams and supporting columns which are positioned below the photovoltaic panel assembly, the cross beams and the longitudinal beams are respectively arranged along the transverse direction and the longitudinal direction of the photovoltaic panel assembly in a crossed manner, and the supporting columns are arranged at intervals along the vertical direction and are fixed with the longitudinal beams; a plurality of longitudinal middle water channels and transverse middle water channels which are longitudinally and transversely arranged along the photovoltaic panel assembly are also arranged below the photovoltaic panel assembly, and the transverse middle water channels are positioned below and communicated with the longitudinal small water channels; the longitudinal middle water tank is positioned below the transverse middle water tank and communicated with the transverse middle water tank; the edge of the front end of the photovoltaic panel assembly is provided with a front water tank, the end part of the longitudinal middle water tank extends into the front water tank, and the front water tank is further connected with a drain pipe extending downwards.
In the technical scheme; the photovoltaic panel assembly is formed by splicing a plurality of photovoltaic panel body arrays, so that photovoltaic power generation is realized, and the photovoltaic panel assembly is more environment-friendly; fixedly mounting the cross beam, the longitudinal beam and the support column of the mounting assembly; in order to improve the waterproof and drainage effects; the small longitudinal water tanks arranged at the longitudinal edges of the photovoltaic panel body can collect water flowing into the edges of the photovoltaic panel body; the water flowing into the small longitudinal water tank can be discharged into the transverse middle water tank and the longitudinal middle water tank in sequence, and finally collected into the front water tank to be drained by using the drain pipe; the water is drained through each water tank, so that the photovoltaic panel assembly can be prevented from leaking water, and the edge of the sunlight tent can be prevented from dripping water through efficient drainage; and a good shading effect is achieved.
Further, the front water tank comprises a plurality of U-shaped water tank bodies formed in a butt joint mode, fixing rivets are arranged at the butt joint positions of the U-shaped water tank bodies, and sealing glue is coated at the butt joint positions of the U-shaped water tank bodies.
Furthermore, two ends of the front water tank are provided with U-shaped sealing plates for sealing the end part of the front water tank, and the upper end of the drain pipe is connected with a water outlet arranged at the bottom of the front water tank.
Further, the upper end of the front water tank is 50mm higher than the upper surface of the photovoltaic panel assembly.
Furthermore, the edge of the photovoltaic panel body is provided with a pressing frame, and the longitudinal small water tank is positioned below the pressing frames of the two adjacent photovoltaic panel bodies.
Further, the photovoltaic panel body is fixed on the cross beam through a pressing block hoop structure.
Furthermore, a drain hole communicated with the longitudinal middle water tank is formed in the bottom of the transverse middle water tank.
Furthermore, a connecting opening for connecting the longitudinal middle water tank is formed in the side edge of the front water tank.
Furthermore, a reinforcing rod which is obliquely arranged is fixed between the supporting column and the cross beam.
The beneficial effects of the utility model are: the photovoltaic panel assembly provided by the utility model is formed by splicing a plurality of photovoltaic panel body arrays, so that photovoltaic power generation is realized, and the photovoltaic panel assembly is more environment-friendly; the small longitudinal water tanks arranged at the longitudinal edges of the photovoltaic panel body can collect water flowing into the edges of the photovoltaic panel body; the water flowing into the small longitudinal water tank can be discharged into the transverse middle water tank and the longitudinal middle water tank in sequence, and finally collected into the front water tank to be drained by using the drain pipe; the edge of the sunshine awning is prevented from dripping water in a multi-stage drainage mode; a good shading effect is achieved; has higher practical value and popularization value.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a structural view of a multi-stage drainage photovoltaic awning provided in an embodiment of the present invention.
Reference numerals: the photovoltaic panel assembly comprises a photovoltaic panel assembly 100, a photovoltaic panel body 110, a longitudinal small water tank 200, a cross beam 300, a support column 400, a longitudinal middle water tank 500, a transverse middle water tank 600, a front water tank 700, a drain pipe 800, a reinforcing rod 900 and a longitudinal beam 1000.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1, the embodiment of the utility model provides a multi-stage drainage photovoltaic awning which can perform photovoltaic power generation and has good waterproof and leakproof effects. The photovoltaic panel assembly comprises a photovoltaic panel assembly 100 and a mounting assembly; the photovoltaic panel assembly 100 includes a plurality of photovoltaic panel bodies 110 arranged in an array; the photovoltaic panel body 110 is spliced in an array to form a roof, and photovoltaic power generation is realized by using solar energy, so that the roof is more environment-friendly; the mounting assembly for mounting and fixing comprises a plurality of cross beams 300, longitudinal beams 1000 and supporting columns 400 which are positioned below the photovoltaic panel assembly 100, wherein the cross beams 300 and the longitudinal beams 1000 are respectively arranged along the transverse direction and the longitudinal direction of the photovoltaic panel assembly 100 in a crossed manner, and the supporting columns 400 are arranged at intervals along the vertical direction and are fixed with the longitudinal beams 1000; the sunshine covering roof that the array concatenation was accomplished is fixed through crossbeam 300 and longeron 1000, supports through support column 400, ensures the fastness of installation. The present embodiment also fixes a reinforcing bar 900 arranged obliquely between the supporting column 400 and the cross beam 300. The provision of the reinforcing rods 900 further enhances the robustness of the mounting structure.
As shown in fig. 1, in order to improve the waterproof and drainage effect of the awning, a small longitudinal water channel 200 is arranged below the photovoltaic panel body 110 in this embodiment along the longitudinal edge thereof; a plurality of longitudinal middle water channels 500 and transverse middle water channels 600 which are longitudinally and transversely arranged along the photovoltaic panel assembly 100 are also arranged below the photovoltaic panel assembly 100, and the transverse middle water channels 600 are positioned below and communicated with the longitudinal small water channels 200; the longitudinal middle water tank 500 is positioned below the transverse middle water tank 600 and communicated with the transverse middle water tank 600; the edge of the front end of the photovoltaic panel assembly 100 is provided with a front water tank 700, the end of the longitudinal middle water tank 500 extends into the front water tank 700, and the front water tank 700 is further connected with a drain pipe 800 extending downwards. Through the above arrangement; the small longitudinal water grooves 200 arranged on the longitudinal edges of the photovoltaic panel body 110 can collect water flowing into the edges of the photovoltaic panel body 110; the water flowing into the small longitudinal water tank 200 can be discharged into the transverse middle water tank 600 and the longitudinal middle water tank 500 in sequence, and finally collected into the front water tank 700 to be drained by the drainage pipe 800; the photovoltaic panel assembly 100 can be prevented from water leakage by performing multi-stage drainage through each water tank, and water dripping at the edge of the solar tent can be avoided by efficient drainage; in practical application, according to the size of the house specification, the water tanks at all levels are larger than one level, so that smooth drainage is realized.
As shown in fig. 1, in order to ensure the sealing effect of the front sink 700, in this embodiment, the front sink 700 includes a plurality of U-shaped sink bodies formed by butt-joint, the butt-joint of the U-shaped sink bodies is provided with fixing rivets, and the butt-joint of the U-shaped sink bodies is coated with a sealant. Therefore, when the installation is carried out, the length of the front water tank 700 is determined according to the length of the sunshine tent, the number of the U-shaped water tank bodies is selected, the installation firmness is ensured by the fixing rivets after the butt joint is completed, the installation waterproof effect is ensured under the action of the sealant, and the water in the front water tank 700 is completely discharged into the drain pipe 800. In addition, in this embodiment, U-shaped sealing plates for sealing the end portions of the front water tank 700 are further disposed at both ends of the front water tank 700, and the upper end of the drain pipe 800 is connected to a water outlet disposed at the bottom of the front water tank 700. The two ends of the front water tank 700 can be sealed by the U-shaped sealing plates, and the water outlet pipe 800 is connected with the water outlet to ensure that water is completely discharged through the water outlet pipe 800.
As shown in fig. 1, in actual installation, the upper end of the front water tank 700 is 50mm higher than the upper surface of the photovoltaic panel assembly 100. Thereby ensuring that water on the upper surface of the photovoltaic panel assembly 100 can be completely drained into the front water tank 700 and avoiding water leakage at the edge of the photovoltaic panel assembly 100.
As described above, the longitudinal small water trough 200 in this embodiment is used for collecting water at the edge of the photovoltaic panel body 110, and in order to ensure the installation stability and the sealing performance, a pressing frame is provided at the edge of the photovoltaic panel body 110 in this embodiment, and the longitudinal small water trough 200 is located below the pressing frames of two adjacent photovoltaic panel bodies 110. In this way, the small vertical water tank 200 can be fixed by the pressing frame, and the photovoltaic panel body 110 can be installed by the pressing frame, so that the installation stability can be ensured, and the offset sliding can be avoided.
As shown in fig. 1, in order to fix the photovoltaic panel body 110, the photovoltaic panel body 110 in this embodiment is fixed on the cross beam 300 by a press block hoop structure. Like this, utilize briquetting staple bolt structure can ensure the fastness of installation to make things convenient for installer to install fast, improve the installation effectiveness.
As described above, the transverse middle water tank 600 is located below the longitudinal middle water tank 500 and needs to be communicated with the longitudinal middle water tank 500, and in this embodiment, a drain hole communicated to the longitudinal middle water tank 500 is formed at the bottom of the transverse middle water tank 600. Thus, the water gathered into the transverse middle water tank 600 can flow into the longitudinal middle water tank 500 through the water discharge hole; in addition, the present embodiment further has a connection opening connected to the longitudinally-middle water tank 500 at a side of the front water tank 700. Thus, the end of the longitudinal middle water tank 500 can be coupled to the front water tank 700 through the coupling opening, thereby achieving drainage into the front water tank 700.
In practical installation application, the installation steps are as follows:
first, front water tank installation
1.1 fixing the beam installation of the front water tank; the crossbeam that is located photovoltaic board assembly front end is used for fixing the water front channel, and the welding utilizes welding process to fix after the crossbeam cutting concatenation, and the staple bolt is locked for the installation of other crossbeams.
1.2 splicing the front water tank. The front water tank is a U-shaped water tank body formed by bending a thick stainless steel plate. The grooves are connected with each other through overlapped rivets, the overlapped length is not less than 80mm, the overlapped gaps and the riveted positions need to be coated with sealant, the two sides of the front water groove are sealed through U-shaped sealing plates, the front water groove is locked through self-tapping screws, and the gaps are coated with the sealant. The drain port is cut in advance at the bottom of the fore water tank according to the position and diameter of the drain pipe, and the diameter of the drain port is recommended to be not less than 110 mm.
1.3, fixing a front water tank; the front water channel is buckled on the cross beam, and the inner side edge is locked by a self-tapping screw. The front flume needs to be about 50mm higher than the top end of the photovoltaic panel assembly, and is pulled to the inner side of the front flume by a flat strip to be subjected to a pulling effect, and the distance is not more than 1 m.
Second, the installation of the small longitudinal water tank (using 1.2mm thick aluminum plate)
2.1 paving the photovoltaic panel body on the cross beam; the front end of the photovoltaic panel body needs to be pressed on a cross beam of the fixed front water tank, a longitudinal small water tank needs to be put in advance between the panels, and the photovoltaic panel body is pressed below the two side frames. Then fix solar panel on the crossbeam from bottom to top with briquetting staple bolt subassembly, there are 4 briquetting staple bolt subassemblies under every board. It should be noted that; the photovoltaic panel body plate keeps a 6mm gap with the panel without leaving too large a gap.
Thirdly, transverse middle water tank installation
3.1 the short side direction of the solar panel needs to be provided with a transverse middle water tank, so that water in the longitudinal small water tank converges to the transverse middle water tank, the transverse middle water tank is spliced and sealed through a connecting plate when being installed, and sealant needs to be smeared at the spliced seam and the self-tapping nail. The quantity and the position of the transverse middle water tanks are cut on site according to the transverse and vertical quantities of the plates. Put it on the roof beam after the concatenation, and in the middle of solar panel minor face. The transverse middle water tank needs to be installed on a grounding hole with the diameter of 4.2 of the frame of the photovoltaic panel body through an M4 stainless steel bolt.
Fourthly, longitudinally arranging a water tank in the middle
4.1, when the bay exceeds 8m, a longitudinal middle water tank needs to be installed, the longitudinal middle water tank and the transverse middle water tank are the same, the splicing mode is the same, the number is determined according to the number of plate rows (namely, one water tank is arranged when the bay exceeds 8m, two water tanks are arranged when the bay exceeds 12m, and the like), and the length is from the transverse middle water tank in the last row to the front water tank in the foremost. And the self-tapping screw is fixed on the square pipe beam of 40 × 60 × 2.5 from bottom to top. The water from the longitudinally centrally located flume eventually collects in the fore flume, so that an opening needs to be cut in the fore flume on site. The drain pipe is arranged at the water outlet of the front water tank, the diameter of the water outlet is not less than 110mm, and the drain pipe can be fixed on the upright post or the wall.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (9)

1. A multi-stage drainage photovoltaic sunshine tent is characterized in that; comprises a photovoltaic panel assembly (100) and a mounting assembly;
the photovoltaic panel assembly (100) comprises a plurality of photovoltaic panel bodies (110) which are spliced and arranged in an array; a small longitudinal water tank (200) arranged along the longitudinal edge of the photovoltaic panel body (110) is arranged below the photovoltaic panel body;
the mounting assembly comprises a plurality of cross beams (300), longitudinal beams (1000) and supporting columns (400) which are positioned below the photovoltaic panel assembly (100), the cross beams (300) and the longitudinal beams (1000) are respectively arranged transversely and longitudinally in a crossed mode along the photovoltaic panel assembly (100), and the supporting columns (400) are arranged at intervals in the vertical direction and are fixed with the longitudinal beams (1000);
a plurality of longitudinal middle water channels (500) and transverse middle water channels (600) which are longitudinally and transversely arranged along the photovoltaic panel assembly (100) are also arranged below the photovoltaic panel assembly (100), and the transverse middle water channels (600) are positioned below the longitudinal small water channels (200) and communicated with the longitudinal small water channels; the longitudinal middle water tank (500) is positioned below the transverse middle water tank (600) and is communicated with the transverse middle water tank (600);
the photovoltaic panel assembly (100) front end edge is equipped with preceding basin (700), vertically put in the basin (500) tip and extend to in preceding basin (700), preceding basin (700) still are connected with downwardly extending's drain pipe (800).
2. The multi-stage drainage photovoltaic awning as claimed in claim 1, wherein; the front water tank (700) comprises a plurality of U-shaped water tank bodies formed in a butt joint mode, fixing rivets are arranged at the butt joint positions of the U-shaped water tank bodies, and sealing glue is coated at the butt joint positions of the U-shaped water tank bodies.
3. The multi-stage drainage photovoltaic awning as claimed in claim 1, wherein; the two ends of the front water tank (700) are provided with U-shaped sealing plates for sealing the end part of the front water tank (700), and the upper end of the drain pipe (800) is connected with a water outlet arranged at the bottom of the front water tank (700).
4. The multi-level drainage photovoltaic awning of claim 1, wherein; the upper end of the front water tank (700) is 50mm higher than the upper surface of the photovoltaic panel assembly (100).
5. The multi-stage drainage photovoltaic awning as claimed in claim 1, wherein; the edge of the photovoltaic panel body (110) is provided with a pressing frame, and the longitudinal small water tank (200) is located below the pressing frames of the two adjacent photovoltaic panel bodies (110).
6. The multi-level drainage photovoltaic awning of claim 1, wherein; the photovoltaic panel body (110) is fixed on the cross beam (300) through a pressing block hoop structure.
7. The multi-stage drainage photovoltaic awning as claimed in claim 1, wherein; the bottom of the transverse middle water tank (600) is provided with a drain hole communicated with the longitudinal middle water tank (500).
8. The multi-stage drainage photovoltaic awning as claimed in claim 1, wherein; and a connecting opening connected with the longitudinal middle water tank (500) is formed in the side edge of the front water tank (700).
9. The multi-stage drainage photovoltaic awning as claimed in claim 1, wherein; and a reinforcing rod (900) which is obliquely arranged is fixed between the supporting column (400) and the cross beam (300).
CN202220152676.2U 2022-01-20 2022-01-20 Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water Active CN216740857U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220152676.2U CN216740857U (en) 2022-01-20 2022-01-20 Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220152676.2U CN216740857U (en) 2022-01-20 2022-01-20 Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water

Publications (1)

Publication Number Publication Date
CN216740857U true CN216740857U (en) 2022-06-14

Family

ID=81913963

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220152676.2U Active CN216740857U (en) 2022-01-20 2022-01-20 Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water

Country Status (1)

Country Link
CN (1) CN216740857U (en)

Similar Documents

Publication Publication Date Title
CN104453113B (en) Solar photovoltaic roof capable of resisting water and guiding flow
KR102073355B1 (en) Roofing fixture of solar panel
CN110130490B (en) Photovoltaic pergola structure
CN216740857U (en) Multistage drainage photovoltaic sunshine covering or awning on a car, boat, etc. is covered with or out of water
CN207427039U (en) The stent and photovoltaic system of photovoltaic module
CN116122644A (en) BIPV rechargeable shed and assembly method thereof
CN101171463A (en) Solar collector element
CN216290806U (en) Photovoltaic panel support system with waterproof function
CN214461844U (en) Prestressed light energy-saving roof board
CN214461927U (en) A photovoltaic sunshine pavilion for rural house roof
CN114293718A (en) Waterproof photovoltaic building integrated roof system replacing color steel tiles
CN113872518A (en) Photovoltaic panel support system with waterproof function
CN219794441U (en) Building photovoltaic integration roof
CN217282843U (en) Strutting arrangement is used in installation of photovoltaic power generation board
CN218405983U (en) Photovoltaic sunshine shed roof frame structure
CN213062658U (en) Support of photovoltaic board
CN219344199U (en) BIPV light stores up and fills bicycle shed
CN219999308U (en) Photovoltaic module waterproof construction
CN216751591U (en) Waterproof photovoltaic board support
CN211791365U (en) Novel BIPV photovoltaic roof
CN214246798U (en) Installing support and adopt photovoltaic bicycle shed of this installing support
CN216713628U (en) Waterproof photovoltaic building integrated roof system replacing color steel tiles
CN220156432U (en) Multi-span photovoltaic supporting structure system suitable for wood airing and ecological forestry photovoltaic greenhouse thereof
CN216516541U (en) Novel dual glass assembly structure suitable for waterproof bicycle shed
CN216893181U (en) Novel waterproof support of aluminum alloy

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant