CN112532155A - Solar photovoltaic board bearing structure - Google Patents
Solar photovoltaic board bearing structure Download PDFInfo
- Publication number
- CN112532155A CN112532155A CN202011421952.2A CN202011421952A CN112532155A CN 112532155 A CN112532155 A CN 112532155A CN 202011421952 A CN202011421952 A CN 202011421952A CN 112532155 A CN112532155 A CN 112532155A
- Authority
- CN
- China
- Prior art keywords
- sheath
- supporting
- panel
- horizontal portion
- elongated
- 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.)
- Withdrawn
Links
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 14
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000013083 solar photovoltaic technology Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar photovoltaic panel supporting structure in the field of photovoltaic panels, which comprises a supporting component, a panel component and a connecting component, wherein the panel component is fixed on the supporting component through the connecting component, the supporting component comprises a pair of supporting rails arranged in parallel, each supporting rail comprises a slender supporting plate and a plurality of supporting columns, the slender supporting plates are fixed on the supporting columns, the panel component comprises a panel frame, a photovoltaic panel is fixed in the panel frame, the panel frame is formed by splicing four slender structural members in a square shape, an inner step is processed on the inner side of each slender structural member, the photovoltaic panel is fixed on the inner step through a pressing strip in a pressing mode, a groove matched with the connecting component is further processed on the inner side of each slender structural member, a mounting hole is formed in the groove, the outer side of each slender structural member is processed into an arc-shaped surface, and the pressing, the fixing of the photovoltaic panel is more reliable and stable, and the photovoltaic panel can be used for installation of the photovoltaic panel.
Description
Technical Field
The invention relates to a photovoltaic panel, in particular to a photovoltaic panel supporting structure.
Background
Solar energy is used as a low-carbon renewable energy source, can be used freely, does not need transportation, and has no pollution to the environment. Compared with the conventional energy, the solar photovoltaic panel assembly is convenient to use and low in cost, and the solar photovoltaic panel assembly is used for directly converting solar energy into electric energy to supply power for electrical equipment or transmit the electric energy to a power grid, so that the requirement of the electric energy in the current society is met. To make better use of space, solar photovoltaic panel assemblies are installed on existing roofs.
The solar energy technology is combined with the house building, so that not only is the development of scientific technology realized, but also the energy conservation and emission reduction are realized. In China, solar photovoltaic technology is widely applied, and a roof photovoltaic project utilizes an idle roof, so that the floor space cost is reduced, resources are saved, and the development prospect is extremely considerable.
Solar photovoltaic panels are typically installed on roofs of buildings or buildings, for example, and are easily exposed to sunlight on the roofs. Since the panel assemblies are exposed to the environment, they need to be properly secured to the structure so that they can withstand the environmental effects of wind, snow, etc. The desktop panel assembly is typically secured by some metal support bracket. It is known to use various bolted clamps and hardware to secure to an elongate rail. Prior art photovoltaic panel mounting systems require the securing and adjustment of numerous fastener elements to secure the photovoltaic panel. This mounting means is comparatively loaded down with trivial details, and installation maintenance cost is higher.
Disclosure of Invention
The invention aims to provide a solar photovoltaic panel supporting structure, so that a photovoltaic panel is more convenient and reliable to mount.
The purpose of the invention is realized as follows: the utility model provides a solar photovoltaic board bearing structure, includes supporting component, panel components and coupling assembling, panel components fixes at supporting component through coupling assembling, supporting component includes the support rail that a pair of parallel arrangement has, the support rail includes a long and thin backup pad and a plurality of support column, long and thin backup pad is fixed on the support column, panel components includes panel frame, and panel frame internal fixation has the photovoltaic board, panel frame is square assembling by four long and thin structures and forms, the inboard processing of long and thin structures has interior step, the photovoltaic board is fixed on the step including the layering is compressed tightly, the inboard of long and thin structures still process have with coupling assembling complex recess has seted up the mounting hole in the recess, and the arcwall face is processed into in the outside of long and thin structures.
When the photovoltaic panel is installed, the supporting columns are installed and fixed, the two slender supporting plates are fixed on the supporting columns, the photovoltaic panel is fixed in the panel frame through the pressing strips after the supporting plates are fixed, and the panel frame is installed on the supporting plates through the connecting assemblies, so that the photovoltaic panel is installed. Compared with the prior art, the photovoltaic panel fixing device has the advantages that the photovoltaic panel is more reliably and stably fixed by fixing the photovoltaic panel matching pressing strip on the inner step of the panel frame, and meanwhile, the panel frame is fixedly connected with the supporting plate through the connecting component, so that the assembly is more convenient and quicker. The invention can be used in photovoltaic panel installation.
In order to make the installation of long and thin backup pad convenient, swift more, long and thin backup pad includes upper horizontal part, lower horizontal part and connects the arc portion of upper horizontal part and lower horizontal part from one side, lower horizontal part turns over downwards and turns over a formation grafting portion, seted up on the support column with grafting portion complex slot, grafting portion insert the slot setting, grafting portion side processing is fluted, sets up the hole of intercommunication slot on the support column, and the rivet passes the hole and stretches into the recess and fix long and thin backup pad on the support column. During the installation, only need insert the slot setting with the grafting portion of long and thin backup pad to lock through the rivet, can accomplish the installation, simultaneously, the space that forms between horizontal part and the lower horizontal part on the long and thin backup pad provides effectual operating space for coupling assembling with its and panel frame's assembly, has further made things convenient for the installation.
In order to facilitate the installation of the panel frame and the elongated support plate, the connection assembly includes a bolt, a nut, an elastic ring, a cylindrical sheath, and a locking member disposed in the sheath, the elastic ring is sleeved on the outer circumference of the sheath, the bolt passes through the sheath, the nut is connected with the end of the bolt in a threaded manner, the locking member consists of a bent elastic sheet and a bulge processed on the elastic sheet, the periphery of the sheath is provided with a radial hole, the bulge extends out of the radial hole under the elastic action of the elastic sheet, the attachment assembly extends through the upper horizontal portion of the elongated support plate and the elongated structural member to secure the elongated structural member to the elongated support plate, the inner step of the abutting nut is arranged on the slender structural member, the elastic ring is attached to the upper surface of the upper horizontal part, and the protrusion is clamped on the bottom surface of the upper horizontal part to prevent the connecting assembly from moving upwards. During installation, the bolt and the sheath are assembled, the bolt and the sheath are inserted into the installation hole in the upper horizontal part, then the bolt is sleeved with the sheath for elastic replacement, finally the panel frame penetrates through the bolt and is fixed through the nut, and the protrusion sprung out of the sheath plays a role in limiting, so that the panel frame is fixed.
In order to facilitate the installation of the panel frame with the elongated support plate, the connection assembly comprises a sheath, an anchor-like elastic member, an elastic ring and a nut, the sheath having a conical configuration, the inner side and the outer side of the sheath are both processed into arc shapes, the side of the sheath is provided with a pair of openings, the anchor-shaped elastic part comprises arc-shaped plates of two wings and a screw rod in the middle, the anchor-shaped elastic part is inserted into the sheath, under the elastic action, the arc-shaped plates of the two wings are elastically inserted into the openings to buckle the sheath, the elastic ring is sleeved on the screw rod, the end part of the screw rod is connected with a nut in a threaded manner, the connection extends through the upper horizontal portion of the elongated support plate and the elongated structural member to secure the elongated structural member to the elongated support plate, the inner step of the abutting nut is arranged on the slender structural member, the elastic ring is attached to the upper surface of the upper horizontal part, and the top surface of the protective sleeve is clamped on the bottom surface of the upper horizontal part to prevent the connecting assembly from moving upwards. During installation, the anchor-shaped elastic piece is inserted into the sheath, the arc-shaped plates of the two wings on the anchor-shaped elastic piece are bounced into the opening to fix the anchor-shaped elastic piece and the panel frame, and then the anchor-shaped elastic piece penetrates through the upper horizontal part and the panel frame and is fixed through the nut to complete installation.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic structural view of a support assembly according to the present invention.
FIG. 3 is a schematic diagram of a support plate structure according to the present invention.
Fig. 4 is a perspective view of the support assembly of the present invention.
Fig. 5 is a cross-sectional view of an elongated structural member of a panel frame of the present invention.
Fig. 6 is a schematic structural diagram of an embodiment of a connecting assembly according to the present invention.
Fig. 7 is a schematic structural view of another embodiment of the connecting assembly of the present invention.
The novel photovoltaic panel comprises a supporting column 1, a rivet 1a, a supporting plate 2, an upper horizontal part 2a, an arc-shaped part 2b, a lower horizontal part 2c, an inserting part 2d, a groove 2e, a connecting assembly 3, a nut 3a, an elastic ring 3b, a sheath 3c, a radial hole 3d, an elastic sheet 3e, a protrusion 3f, a bolt 3g, a panel frame 4, an inner step 4a, a groove 4b, a mounting hole 4c, a pressing strip 5, a photovoltaic panel 6, an elastic ring 7a, a screw 7b, an arc-shaped panel 7c, a sheath 7d and an opening 7 e.
Detailed Description
The present invention is further illustrated by the following specific examples.
Example 1
The solar photovoltaic panel supporting structure shown in fig. 1 to 6 comprises a supporting component, a panel component and a connecting component 3, wherein the panel component is fixed in the supporting component through the connecting component 3;
the support assembly comprises a pair of support rails arranged in parallel, each support rail comprises an elongated support plate 2 and a plurality of support columns 1, and the elongated support plates 2 are fixed on the support columns 1; the slender supporting plate 2 comprises an upper horizontal part 2a, a lower horizontal part 2c and an arc-shaped part 2b which is connected with the upper horizontal part 2a and the lower horizontal part 2c from one side, the lower horizontal part 2c is turned downwards to form an inserting part 2d, a slot matched with the inserting part 2d is formed in the supporting column 1, the inserting part 2d is inserted into the slot, a groove 2e is formed in the side surface of the inserting part 2d, a hole communicated with the slot is formed in the supporting column 1, and a rivet 1a penetrates through the hole and extends into the groove 2e to fix the slender supporting plate 2 on the supporting column 1;
the panel assembly comprises a panel frame 4, a photovoltaic panel 6 is fixed in the panel frame 4, the panel frame 4 is formed by splicing four slender structural members in a square shape, an inner step 4a is processed on the inner side of each slender structural member, the photovoltaic panel 6 is fixedly pressed on the inner step 4a through a pressing strip 5, a groove 4b matched with the connecting assembly 3 is further processed on the inner side of each slender structural member, a mounting hole 4c is formed in the groove 4b, and the outer side of each slender structural member is processed into an arc-shaped surface;
the connecting assembly 3 comprises a bolt 3g, a nut 3a, an elastic ring 3b, a cylindrical sheath 3c and a locking member arranged in the sheath 3c, the elastic ring 3b is sleeved on the periphery of the sheath 3c, the bolt 3g passes through the sheath 3c, the nut 3a is in threaded connection with the end part of the bolt 3g, the locking member consists of a bent elastic sheet 3e and a bulge 3f processed on the elastic sheet 3e, the periphery of the sheath 3c is provided with a radial hole 3d, the bulge 3f extends out of the radial hole 3d under the elastic action of the elastic sheet 3e, the connecting assembly 3 penetrates through an upper horizontal part 2a of the elongated support plate 2 and the elongated structural member to fix the elongated structural member on the elongated support plate 2, the elongated structural member is provided with an inner step 4a abutting against the nut 3a, the elastic ring 3b is attached to the upper surface of the upper horizontal part 2a, and the bulge 3f is clamped, preventing the connecting assembly 3 from moving upwards.
Example 2
The difference from the embodiment is only the structure of the connecting member 3.
As shown in fig. 7, the connecting assembly structure in this embodiment includes a sheath 7d, an anchor-shaped elastic member, an elastic ring 7a and a nut, the sheath 7d is a conical structure, the inner and outer side surfaces of the sheath 7d are both processed into an arc shape, the side surface of the sheath 7d is provided with a pair of openings 7e, the anchor-shaped elastic member includes two-wing arc-shaped plates 7c and a middle screw 7b, when the anchor-shaped elastic member is inserted into the sheath 7d, the two-wing arc-shaped plates 7c are elastically inserted into the openings 7e to buckle the sheath 7d, the elastic ring 7a is sleeved on the screw 7b, the end of the screw 7b is in threaded connection with the nut, the upper horizontal portion 2a penetrating through the elongated support plate 2 and the elongated structural member are connected to fix the elongated structural member on the elongated support plate 2, the elongated structural member is provided with an inner step 4a abutting against the nut, the elastic ring 7a is attached to the upper surface of the upper horizontal portion, preventing the connecting assembly 3 from moving upwards.
When the two embodiments are installed, the supporting assembly is installed firstly, the supporting column 1 is used for fixing the photovoltaic panel 6 to-be-installed area, the slender supporting plate 2 is fixed on the supporting column 1, then the panel assembly is installed, the panel assembly is installed only by connecting the panel frame 4 to the supporting plate 2 through the connecting assembly 3, and the installation process is quicker and more reliable through the bolt type installation of the connecting assembly 3; meanwhile, in the scheme of the invention, the connecting assembly 3 is arranged in a relatively closed environment, so that direct contact between the connecting assembly 3 and rainwater is avoided, and the connecting assembly 3 is convenient to assemble and disassemble, so that great convenience is provided for later maintenance of the photovoltaic panel 6.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a solar photovoltaic board bearing structure, a serial communication port, including supporting component, panel components and coupling assembling, panel components fixes at supporting component through coupling assembling, supporting component includes the support track that a pair of parallel arrangement has, the support track includes a long and thin backup pad and a plurality of support column, long and thin backup pad is fixed on the support column, panel components includes panel frame, and panel frame internal fixation has the photovoltaic board, panel frame is square assembling by four long and thin structures and forms, the inboard processing of long and thin structures has interior step, the photovoltaic board is fixed on the step including the layering is pressed to fasten, the inboard of long and thin structures still process have with coupling assembling complex recess has seted up the mounting hole in the recess, and the arcwall is processed into in the outside of long and thin structures.
2. The solar photovoltaic panel supporting structure of claim 1, wherein the elongated supporting plate comprises an upper horizontal portion, a lower horizontal portion and an arc-shaped portion connecting the upper horizontal portion and the lower horizontal portion from one side, the lower horizontal portion is folded downwards to form an inserting portion, a slot matched with the inserting portion is formed in the supporting column, the inserting portion is inserted into the slot, a groove is formed in the side face of the inserting portion, a hole communicated with the slot is formed in the supporting column, and a rivet extends into the groove through the hole to fix the elongated supporting plate on the supporting column.
3. The solar photovoltaic panel supporting structure of claim 2, wherein the connecting member comprises a bolt, a nut, an elastic ring, a cylindrical sheath, and a locking member disposed in the sheath, the elastic ring is sleeved on the outer periphery of the sheath, the bolt is disposed through the sheath, the nut is screwed on the end of the bolt, the locking member comprises a bent elastic sheet and a protrusion formed on the elastic sheet, the outer periphery of the sheath is provided with a radial hole, and the protrusion extends out of the radial hole under the elastic action of the elastic sheet.
4. The solar photovoltaic panel supporting structure of claim 3, wherein the connecting assembly penetrates through the upper horizontal portion of the elongated supporting plate and the elongated structural member to fix the elongated structural member to the elongated supporting plate, the elongated structural member is provided with an inner step abutting against the nut, the elastic ring is attached to the upper surface of the upper horizontal portion, and the protrusion is clamped on the bottom surface of the upper horizontal portion to prevent the connecting assembly from moving upwards.
5. The solar photovoltaic panel supporting structure of claim 2, wherein the connecting member comprises a sheath, an anchor-shaped elastic member, an elastic ring and a nut, the sheath is of a conical structure, the inner side and the outer side of the sheath are both processed into an arc shape, the side of the sheath is provided with a pair of openings, the anchor-shaped elastic member comprises two wings of arc-shaped plates and a middle screw rod, the two wings of arc-shaped plates are elastically inserted into the openings to buckle the sheath when the anchor-shaped elastic member is inserted into the sheath, the elastic ring is sleeved on the screw rod, and the end of the screw rod is in threaded connection with the nut.
6. The solar photovoltaic panel supporting structure of claim 5, wherein the connection portion penetrates through the upper horizontal portion of the elongated supporting plate and the elongated structural member to fix the elongated structural member to the elongated supporting plate, the elongated structural member is provided with an inner step against which a nut is pressed, the elastic ring is attached to the upper surface of the upper horizontal portion, and the top surface of the sheath is clamped on the bottom surface of the upper horizontal portion to prevent the connecting assembly from moving upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011421952.2A CN112532155A (en) | 2020-12-08 | 2020-12-08 | Solar photovoltaic board bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011421952.2A CN112532155A (en) | 2020-12-08 | 2020-12-08 | Solar photovoltaic board bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112532155A true CN112532155A (en) | 2021-03-19 |
Family
ID=74998138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011421952.2A Withdrawn CN112532155A (en) | 2020-12-08 | 2020-12-08 | Solar photovoltaic board bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112532155A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567234A (en) * | 2022-01-24 | 2022-05-31 | 浙江大学建筑设计研究院有限公司 | BIPV system |
-
2020
- 2020-12-08 CN CN202011421952.2A patent/CN112532155A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567234A (en) * | 2022-01-24 | 2022-05-31 | 浙江大学建筑设计研究院有限公司 | BIPV system |
| CN114567234B (en) * | 2022-01-24 | 2022-12-06 | 浙江大学建筑设计研究院有限公司 | BIPV system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20120117895A1 (en) | Photovoltaic module installation device | |
| CN113152797B (en) | Waterproof photovoltaic roof installation system | |
| US9528725B2 (en) | Solar panel frame clamps mounting a solar panel frame to a purlin | |
| KR20130043378A (en) | Roof type photovoltaic module equipment | |
| WO2012136008A1 (en) | Installation component for solar cell board | |
| CN112532155A (en) | Solar photovoltaic board bearing structure | |
| CN211257592U (en) | Photovoltaic building component and integrated photovoltaic building | |
| CN215934770U (en) | Frameless photovoltaic assembly installation device and photovoltaic roof combined system | |
| US12021485B2 (en) | Insertion rail for a solar module mounting system | |
| CN202073246U (en) | Supporting system of photovoltaic solar energy | |
| CN111082740B (en) | Install solar cell panel installing support at outer wall | |
| CN215563887U (en) | Roof photovoltaic color steel tile clamping opening connecting piece | |
| CN201388169Y (en) | Solar energy photovoltaic panel mounting bracket | |
| CN212613438U (en) | Connecting structure of color steel roof board integrated bracket and solar photovoltaic assembly | |
| CN212850350U (en) | Roofing photovoltaic system | |
| CN214941774U (en) | Photovoltaic board mounting and waterproof photovoltaic roofing installing the system | |
| CN215368327U (en) | Clamp for photovoltaic module | |
| CN218734017U (en) | Photovoltaic plate structure convenient to mount and used for color steel tile roof | |
| CN219718153U (en) | Photovoltaic panel's installing frame and photovoltaic panel | |
| CN219145288U (en) | Bilateral back lock structure of photovoltaic support | |
| CN217307584U (en) | Photovoltaic module fixing device and photovoltaic system | |
| CN216340528U (en) | Mounting structure of roof photovoltaic support | |
| CN219840249U (en) | Photovoltaic building integrated curtain wall device | |
| CN211509000U (en) | Special auxiliary frame structure for thin-film solar module | |
| CN214101239U (en) | Photovoltaic board is used on roof of high-efficient light harvesting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210319 |