CN221031057U - Building photovoltaic integrated system of curved photovoltaic roof contour plate and roof photovoltaic combination - Google Patents
Building photovoltaic integrated system of curved photovoltaic roof contour plate and roof photovoltaic combination Download PDFInfo
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- CN221031057U CN221031057U CN202323072187.XU CN202323072187U CN221031057U CN 221031057 U CN221031057 U CN 221031057U CN 202323072187 U CN202323072187 U CN 202323072187U CN 221031057 U CN221031057 U CN 221031057U
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- 238000012423 maintenance Methods 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 7
- 230000002265 prevention Effects 0.000 claims description 4
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 8
- 229910021419 crystalline silicon Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 239000012634 fragment Substances 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000005341 toughened glass Substances 0.000 description 2
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000025274 Lightning injury Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Photovoltaic Devices (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model discloses a building photovoltaic integrated system of a curved photovoltaic roof contour plate and a roof photovoltaic combination, wherein a plurality of convex ribs are arranged on the curved photovoltaic roof contour plate at intervals, a plurality of cable grooves are arranged on each convex rib at intervals, the cable grooves on each convex rib are aligned, a plurality of rows are formed, and the lengths of the cable grooves are consistent with the widths of the convex ribs; the system comprises a curved roof board, photovoltaic boards, an overhaul channel, a falling-preventing device and a lightning arrester, wherein the curved roof board is formed by paving a plurality of Qu Xing photovoltaic roof contour boards perpendicular to purlines, the photovoltaic boards are glued and fixed along ribs perpendicular to the curved roof board, and cables at the bottom surfaces of the photovoltaic boards are connected in series and then pressed in cable grooves; the lightning arrester is arranged along the periphery of the curved roof board. The utility model can realize the photovoltaic integrated building effect of the curved roof building, ensure smooth operation of the photovoltaic circuit, and simultaneously achieve the effects of rapid construction, reduced construction period, safety, reliability, economy and applicability.
Description
Technical Field
The utility model relates to the technical field of photovoltaic systems, in particular to a building photovoltaic integrated system with a curved photovoltaic roof contour plate and a roof photovoltaic combination.
Background
In recent years, new solar photovoltaic energy sources in China are developed suddenly, a traditional roof photovoltaic power station generally adopts a track pressing block form, a color steel tile roof gluing component and the like on a traditional sloping roof, so that the photovoltaic of a large-span curved bin roof is not developed in China at present, however, the curved roof has a wide market and a good photovoltaic foundation.
Building photovoltaic integration (Building Integrated Photovoltaic, BIPV for short) is a technology for integrating a photovoltaic panel onto a building, and a crystalline silicon component is difficult to be made into a curved photovoltaic product; secondly, the angle of the arc roof photovoltaic module is changed along with the radian, only the arc roof photovoltaic module can be transversely assembled and paved in series, and the conventional profiled steel sheet has the corrugated edges with no grooves, when the BIPV mode is adopted, the photovoltaic panel is tightly paved on the profiled plate by gluing, the junction box at the bottom of the photovoltaic panel and the cable cannot pass through the corrugated peaks, and the photovoltaic cable cannot be effectively connected and cannot form an effective passage; thirdly, the arc roof has a large safety risk in installation, overhaul and later operation and maintenance; and fourthly, the profiled steel sheet in the curved photovoltaic roof profiled plate and the roof photovoltaic installation system has the building enclosing effect, so that the bearing of the photovoltaic module is required to be met, and the whole life cycle of the photovoltaic system is required to be met.
When the photovoltaic system is struck by lightning, if a reliable lightning protection system does not exist, the generated power of the photovoltaic module is reduced or the inverter is failed, the total generated energy is reduced, the economic benefit is reduced, and the maintenance cost of later equipment and the total investment of projects are increased, so that the rationality of lightning protection grounding in the photovoltaic system must be paid attention.
Because the curved structure has no reliable and hard safety protection conditions in the process of installing the photovoltaic system, anti-falling measures (such as horizontal lifelines and the like) are required to be installed on the surface of the arc top, the conventional lifeline products are standard components at present, and the installation of partial roofs is different, so that a roof unique anti-falling system is required to be used at the moment.
The conventional building photovoltaic system needs to independently set the structures of the safety life line, the lightning protection and the operation and maintenance channel of the roof, occupies limited space, and is independently manufactured and has high cost.
Curved building roofs such as power plant coal shed roofs, steel mill raw material bin reserves and public building curved surface modeling roof projects are difficult to realize standardized installation construction due to different curvatures of roofs, changes of radians cannot be guaranteed during installation of the planar photovoltaic panels, construction difficulty is high, safety risk coefficient is high, and installation quantity is not ideal. The existing cadmium telluride film power generation technology can realize curved photovoltaic, but the product is not fireproof, low in conversion efficiency and high in price, so that the manufacturing cost of projects is greatly improved, an aluminum alloy frame is required to be arranged on a common BAPV system component, the load is heavier, hot spots are easily formed by dust accumulation, the fireproof grade of materials is low, the wind resistance is poor, the installation speed is low, and the technical problems of fully unfolding and arranging photovoltaic panels and the like are difficult to realize.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a building photovoltaic integrated system of a curved photovoltaic roof contour plate and roof photovoltaic combination, which can realize the building effect of the curved roof building photovoltaic integration, ensure smooth operation of a photovoltaic circuit and simultaneously achieve the effects of rapid construction, construction period reduction, safety, reliability and economy and applicability.
The utility model adopts the following technical scheme:
In one aspect, the utility model provides a curved photovoltaic roof contour plate, which is provided with a plurality of ribs at intervals in the width direction, wherein a plurality of cable grooves are arranged on each rib at intervals, the cable grooves on each rib are aligned, a plurality of rows are formed in the length direction of the rib, and the lengths of the cable grooves are consistent with the widths of the ribs.
Preferably, the cable groove spacing on the rib corresponds to the cable position on the photovoltaic panel, and the depth of the cable groove is greater than the cable cross-sectional dimension on the photovoltaic panel.
On the other hand, the utility model also provides a building photovoltaic integrated system of roof photovoltaic combination, which comprises a curved roof plate, photovoltaic plates, an overhaul channel, a falling prevention device and a lightning arrester, wherein the curved roof plate is formed by paving a plurality of Qu Xing photovoltaic roof contour plates perpendicular to purlines, the photovoltaic plates are arranged along the direction perpendicular to the convex edges of the curved roof plate, the photovoltaic plates and the convex edges are glued and fixed, and cables at the bottom of the photovoltaic plates are connected in series and then are pressed in the cable grooves; the maintenance channel and the anti-falling device are arranged at the gap positions formed by two adjacent photovoltaic plates, and the lightning arrester is arranged along the periphery of the curved roof plate and is arranged in the gap formed by the two adjacent photovoltaic plates in a crisscross manner.
Further, the anti-falling device comprises a plurality of fixing seats, vertical support frames I, transverse support rods and anti-falling sliding blocks, wherein the fixing seats are fixed on purlines on the lower side of the curved roof plate at intervals, each vertical support frame I is vertically fixed on each fixing seat, each vertical support frame I is connected with the transverse support rods through two parallel arranged transverse support rods, and the anti-falling sliding blocks are arranged on the two transverse support rods between the two vertical support frames I.
Further, the maintenance channel set up in the gentle angle position of curved roof boarding, it includes support fossil fragments, connecting seat and maintenance platform, the connecting seat is fixed in on the purlin of curved roof boarding downside, the both ends of support fossil fragments respectively with connecting seat fixed connection, maintenance platform buckle in on the support fossil fragments.
Preferably, the overhaul platform is a durable glass fiber reinforced plastic horse way, and the width of the overhaul platform is 400-1000 mm.
Further, lightning arrester includes the lightning conductor, erects support frame II and a plurality of lightning protection fixing base, the lightning protection fixing base is fixed in on the purlin of curved roof boarding downside, every vertically be fixed with on the lightning protection fixing base erects support frame II, the lightning conductor with each erect support frame II upper end and form detachable fixed connection. The technical scheme of the utility model has the following advantages:
A. the curved photovoltaic roof profiled sheeting provided by the utility model can realize the pre-buried fixation of the cable on the bottom surface of the photovoltaic sheeting through the cable grooves on the upper convex edges, and simultaneously, the curved roof sheeting and the photovoltaic sheeting are combined for adhesive fixation, so that the integral rigidity of the profiled sheeting can be improved to a certain extent, the photovoltaic integration of the curved roof building can be realized, the crystalline silicon photovoltaic module is perfectly integrated on the curved roof sheeting, and the construction can be rapidly carried out; meanwhile, the cable groove is beneficial to natural arc formation of the contour plate, and the building aesthetic property is realized; the utility model preferably adopts the monocrystalline silicon component, and compared with the polycrystalline silicon component and the film component, the monocrystalline silicon component can also increase the laying area of the photovoltaic plate and the conversion efficiency of light energy, and can lead the crystalline silicon photovoltaic component to be suitable for photovoltaic projects of various curved roofs and arc roofs.
B. The curved photovoltaic roof contour plate provided by the utility model can realize assembly and process industrialization, can realize quick installation on site, shortens project construction period and saves cost.
C. The utility model can accelerate construction by adopting the convenient lightning conductor, the overhaul channel and the anti-falling device, is convenient for later maintenance, greatly reduces safety risk and saves cost.
D. The system is suitable for the photovoltaic integrated design, construction, acceptance and operation maintenance of newly-built, rebuilt and enlarged curved roof buildings, not only effectively utilizes the roof space of the existing building structure to realize power generation, but also is beneficial to the upgrading of the energy structure, and helps to boost the energy system of China to realize the aims of 'clean low carbon, safety and high efficiency'.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the embodiments will be briefly described, and it will be apparent that the drawings in the following description are some embodiments of the present utility model and that other drawings may be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a three-dimensional view of a curved photovoltaic roof contoured plate provided by the present utility model;
FIG. 2 is a three-dimensional view of an installation curved photovoltaic system configuration provided by the utility model;
FIG. 3 is a detailed view of a curved photovoltaic roof profiled sheet groove provided by the utility model;
FIG. 4 is a construction diagram of the anti-falling device, the lightning arrester and the maintenance channel provided by the utility model;
fig. 5 is a diagram of the present utility model in an assembled format.
The figures are identified as follows:
1-curved roof board
11-Bead, 11 a-cable groove
2-Photovoltaic panel
21-Cable
3-Service channel
31-Support keel, 32-connecting seat and 33-maintenance platform
4-Anti-falling device
41-Fixing seat, 42-vertical support frame I, 43-transverse support rod, 44-anti-falling slide block
5-Lightning arrester
51-Lightning conductor, 52-vertical support II, 53-lightning protection fixing seat and 54-connecting piece
6-Purlin; 7-structural adhesive.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the mechanical connection and the electrical connection can be adopted; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the present utility model provides a curved photovoltaic roof contour plate, which is provided with a plurality of ribs 11 at intervals in a width direction, a plurality of cable grooves 11a are provided on each rib 11 at intervals, the cable grooves 11a on each rib 11 are aligned, and a plurality of rows are formed in a length direction of the rib 11, and the length of the cable grooves 11a is consistent with the width of the rib 11. The roof contour plate is a roof through-length and lap-joint-free contour plate, the wave crest is 40mm, the photovoltaic panel junction box is arranged in a limited space, the thickness is more than or equal to 0.6mm, and the cable grooves 11a are attached regularly according to the cable positions of the photovoltaic panels. I.e. the spacing of the cable grooves 11a on the ribs 11 corresponds to the position of the cables 21 on the photovoltaic panel 2, the depth of the cable grooves 11a being greater than the cross-sectional dimension of the cables 21 on the photovoltaic panel 2.
As shown in fig. 2 to 5, the utility model also provides a building photovoltaic integrated system with a roof photovoltaic combination, the whole system comprises five parts of a curved roof board 1, a photovoltaic board 2, an overhaul channel 3, a falling prevention device 4 and a lightning arrester 5, the curved roof board 1 is formed by paving a plurality of Qu Xing photovoltaic roof contour boards perpendicular to purlines 6, the photovoltaic board 2 is arranged along the direction perpendicular to the convex edges 11 of the curved roof board 1, the photovoltaic board 2 and the purlines are glued and fixed by adopting special structural adhesive, cables 21 at the bottom surface of the photovoltaic board 2 are connected in series and then are pressed in cable grooves 11a, and the structural adhesive product adopts a two-component product, has the characteristics of corrosion resistance, fatigue resistance, high strength, aging resistance, stability and reliability, and is at least 25 years of adhesion; the overhaul channel 3 and the anti-falling device 4 are arranged at the gap positions formed by two adjacent photovoltaic panels 2, and the lightning arrester 5 is arranged along the periphery of the curved roof board 1 and is arranged in the gap formed by two adjacent photovoltaic panels 2 in a crisscross manner.
The purline fully considers the light steel thin-wall component of the roof photovoltaic system load according to the national current specification. The photovoltaic panel 2 preferably adopts a double-layer toughened glass battery-sandwiched silicon wafer, the toughened glass reaches the strength grade of the building curtain wall, and the lightning protection and hail prevention can all meet the specified requirements; the borderless component reduces the wall load by light weight, reduces the steel consumption of the structure and indirectly reduces the cost; the photovoltaic module uses an economic crystalline silicon module, and preferably adopts a monocrystalline silicon photovoltaic module.
The following specifically describes a curved roof board, an overhaul channel, a falling protection device and a lightning arrester in the system:
(1) Curved roof boarding: adopt a plurality of curved photovoltaic roof contour plates and purlin to lay perpendicularly, full length is not overlap joint, reduces the hidden danger of leaking, and side joint mode about, it is fixed through the structural nail accessory, and the photovoltaic board sets up along the bead direction of perpendicular to curved roof board, and photovoltaic board special structure is glued and is fixed on curved photovoltaic roof contour plate through the sticky mode, for reducing the great adhesion force influence to the crystalline silicon photovoltaic board of camber, preferably transversely with the tangential setting of curved photovoltaic roof contour plate camber.
During construction, enough space is ensured at the rib spacing of the curved photovoltaic roof contour plate, the junction box at the back side of the crystalline silicon component is prevented from colliding with the ribs of the contour plate, the whole photovoltaic plate is effectively supported by a plurality of rows of ribs below the whole photovoltaic plate, enough adhesive area can be ensured, and the photovoltaic component has super strong wind resistance due to enough adhesive force.
Each convex rib of the photovoltaic panel is provided with a cable groove in the length direction, the length and the depth of the cable groove are limited, and the depth is not more than 10mm; the length should be adjusted according to the shape and size of the metal rib, and the cable is pressed in the cable groove in advance.
(2) Anti-falling device: as shown in fig. 5, the anti-falling device is arranged in a gap formed by two adjacent photovoltaic panels, and the anti-falling device is reserved after construction and used as a life line for later-stage roofing operation and maintenance.
(3) A lightning arrester: as shown in fig. 4 and 5, the lightning protection fixing seats are fixed on purlines at the lower side of the curved roof board, vertical supporting frames II are vertically fixed on each lightning protection fixing seat, the lightning conductor and the upper ends of the vertical supporting frames II form detachable fixed connection, and the lightning protection devices are arranged in gaps formed by two adjacent photovoltaic panels in a crisscross manner. The lightning conductor is fixed on the upper end of the vertical support frame II through the connecting piece, meanwhile, the lightning conductor is connected in series according to the design requirement, the vertical support frame II is connected with the purline through the lightning protection fixing seat, and the lightning protection device is reserved on the steel beam through the copper stranded wire, so that the damage of lightning stroke to the photovoltaic system is avoided.
(4) And (3) an overhaul channel: the gentle angular position of arc roof sets up daily maintenance, maintains the passageway, and it sets up along roof length direction, including support fossil fragments, connecting seat and maintenance platform. The connecting seat is fixed on the purline of the lower side of the curved roof board, the bracket keels are fixed with the connecting seat, the interval is 1.5m, the glass fiber reinforced plastic maintenance platform is fixed on the bracket keels through the fixing buckles, and the bracket keels are also used as the photovoltaic cable bridge platform. The maintenance platform preferably adopts a durable glass fiber reinforced plastic horse way with the width of 400mm to 1000mm.
According to the utility model, through the cable groove on the curved photovoltaic roof contour plate, the photovoltaic integration of the curved roof building can be realized, and the crystalline silicon photovoltaic module is perfectly integrated on the curved roof plate; the cable groove is favorable for natural arc formation of the profiled plates, the photovoltaic plates and the curved roof plates are glued and fixed together through the structural glue, the integral rigidity of the profiled steel plates can be improved to a certain extent, if the monocrystalline silicon component is adopted, the paving area of the photovoltaic plates and the conversion efficiency of light energy can be increased compared with the polycrystalline silicon component and the film component, and the crystalline silicon photovoltaic component can be made to cope with photovoltaic projects of various curved roofs and curved roofs. The utility model can accelerate construction by adopting the convenient lightning conductor, the operation and maintenance channel and the anti-falling device, is convenient for later maintenance, greatly reduces safety risk and saves cost.
The utility model is applicable to the prior art where nothing is said.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While obvious variations or modifications are contemplated as falling within the scope of the present utility model.
Claims (7)
1. The utility model provides a curved photovoltaic roof contour plate, its interval is equipped with multichannel bead (11) in width direction, its characterized in that, each be the interval on bead (11) and be equipped with a plurality of cable recess (11 a), each cable recess (11 a) on bead (11) align, and in bead (11) length direction is last to form the multirow, the length of cable recess (11 a) with the width of bead (11) keeps unanimous.
2. The curved photovoltaic roof profiled sheeting according to claim 1, characterized in that the cable grooves (11 a) on the ribs (11) are spaced apart to correspond to the position of the cables (21) on the photovoltaic sheeting (2), the cable grooves (11 a) having a depth greater than the cross-sectional dimension of the cables (21) on the photovoltaic sheeting (2).
3. The building photovoltaic integrated system of a roof photovoltaic combination is characterized by comprising a curved roof board (1), a photovoltaic board (2), an overhaul channel (3), a falling prevention device (4) and a lightning arrester (5), wherein the curved roof board (1) is formed by paving a plurality of curved photovoltaic roof contour boards according to claim 1 or 2 perpendicular to purlines (6), the photovoltaic board (2) is arranged along the direction perpendicular to a convex edge (11) of the curved roof board (1) and is glued and fixed with the convex edge (11), and cables (21) at the bottom surface of the photovoltaic board (2) are connected in series and then pressed in cable grooves (11 a); the maintenance channel (3) and the anti-falling device (4) are arranged at the gap positions formed by two adjacent photovoltaic panels (2), and the lightning arrester (5) is arranged along the periphery of the curved roof board (1) and is arranged in the gap formed by two adjacent photovoltaic panels (2) in a crisscross manner.
4. A building photovoltaic integrated system according to claim 3, wherein the anti-falling device (4) comprises a plurality of fixing seats (41), vertical support frames I (42), transverse support rods (43) and anti-falling sliding blocks (44), the fixing seats (41) are fixed on purlins (6) on the lower side of the curved roof board (1) at intervals, the vertical support frames I (42) are vertically fixed on each fixing seat (41), each vertical support frame I (42) is connected through two parallel transverse support rods (43), and the anti-falling sliding blocks (44) are mounted on the two transverse support rods (43) between the two vertical support frames I (42).
5. A building photovoltaic integrated system of a roof photovoltaic combination according to claim 3, characterized in that the maintenance channel (3) is arranged at a gentle angle position of the curved roof board (1), and comprises a bracket keel (31), a connecting seat (32) and a maintenance platform (33), wherein the connecting seat (32) is fixed on a purline (6) at the lower side of the curved roof board (1), two ends of the bracket keel (31) are respectively fixedly connected with the connecting seat (32), and the maintenance platform (33) is buckled on the bracket keel (31).
6. The building integrated photovoltaic system of roof photovoltaic combination according to claim 5, characterized in that said service platform (33) is a durable glass fibre reinforced plastic horse road with a width of 400-1000 mm.
7. A building photovoltaic integrated system according to claim 3, wherein the lightning protection device (5) comprises a lightning conductor (51), a vertical support frame II (52) and a plurality of lightning protection fixing seats (53), the lightning protection fixing seats (53) are fixed on purlines (6) at the lower side of the curved roof board (1), the vertical support frame II (52) is vertically fixed on each lightning protection fixing seat (53), and the lightning conductor (51) and the upper ends of the vertical support frames II (52) form detachable fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323072187.XU CN221031057U (en) | 2023-11-14 | 2023-11-14 | Building photovoltaic integrated system of curved photovoltaic roof contour plate and roof photovoltaic combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323072187.XU CN221031057U (en) | 2023-11-14 | 2023-11-14 | Building photovoltaic integrated system of curved photovoltaic roof contour plate and roof photovoltaic combination |
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| Publication Number | Publication Date |
|---|---|
| CN221031057U true CN221031057U (en) | 2024-05-28 |
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ID=91189415
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323072187.XU Active CN221031057U (en) | 2023-11-14 | 2023-11-14 | Building photovoltaic integrated system of curved photovoltaic roof contour plate and roof photovoltaic combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221031057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118407547A (en) * | 2024-06-26 | 2024-07-30 | 北京城建集团有限责任公司 | Large-span arched roof structure and construction method thereof |
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2023
- 2023-11-14 CN CN202323072187.XU patent/CN221031057U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118407547A (en) * | 2024-06-26 | 2024-07-30 | 北京城建集团有限责任公司 | Large-span arched roof structure and construction method thereof |
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