CN209216993U - A kind of photovoltaic module and photovoltaic curtain wall - Google Patents
A kind of photovoltaic module and photovoltaic curtain wall Download PDFInfo
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- CN209216993U CN209216993U CN201821352310.XU CN201821352310U CN209216993U CN 209216993 U CN209216993 U CN 209216993U CN 201821352310 U CN201821352310 U CN 201821352310U CN 209216993 U CN209216993 U CN 209216993U
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- photovoltaic
- backboard
- foreboard
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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Abstract
This application involves technical field of solar, disclosing a kind of photovoltaic module and photovoltaic curtain wall to improve the generating efficiency of photovoltaic module reduces the cost of manufacture photovoltaic module, improves the service life of photovoltaic chip.Photovoltaic module includes: opposite and spaced foreboard and backboard by bulkhead, in which: backboard is provided with multiple photovoltaic chips towards foreboard on one side；The one side of foreboard towards backboard corresponds to each photovoltaic chip and is provided with concentration structure；Concentration structure is used to for light convergence to be irradiated to photovoltaic chip, including plane transmission portion and tooth socket refraction part, and projection of the plane transmission portion on backboard covers photovoltaic chip, and tooth socket refraction part includes the multiple refraction teeth radially arranged in plane transmission portion periphery.
Description
Technical field
The invention relates to technical field of solar, and in particular to a kind of photovoltaic module and photovoltaic curtain wall.
Background technique
Adjustment with country to new energy industrial policy, the clean energy resourcies such as solar energy are increasingly taken seriously, application
Also more and more extensive.More and more high buildings provide electric power using solar energy now, and photovoltaic glass also obtains widely therewith
Using.
Photovoltaic curtain wall is a kind of high-tech curtain wall product, and some fundamental characteristics that it is not only integrated with curtain wall also have hair
The function of electricity.Photovoltaic curtain wall can directly be generated electricity using sunlight, and green non-pollution does not generate any greenhouse gases.Currently, thoroughly
Light photovoltaic module etches the light-transmitting component that light transmission part forming portion distributes electric partial light permeability in glass base power-generating chip mostly.
However, etching light transmission part in power-generating chip leads to photovoltaic module decrease of power generation, manufacture photovoltaic module is in turn resulted in
Increased costs.In addition, the irradiation level for the sunlight assembled on the photovoltaic chip of photovoltaic module is also very uneven, lead to photovoltaic core
The service life of piece reduces.
Therefore, the generating efficiency of photovoltaic module how is improved, the cost of manufacture photovoltaic module is reduced, improves photovoltaic chip
Service life becomes those skilled in the art's urgent problem to be solved.
Utility model content
The application provides a kind of photovoltaic module and photovoltaic curtain wall, to improve the generating efficiency of photovoltaic module, reduces manufacture light
The cost of component is lied prostrate, the service life of photovoltaic chip is improved.
The application provides a kind of photovoltaic module, comprising: opposite and spaced foreboard and backboard by bulkhead, in which:
The backboard is provided with multiple photovoltaic chips towards the foreboard on one side；The foreboard towards the backboard one
Face corresponds to each photovoltaic chip and is provided with concentration structure；The concentration structure is used to light convergence being irradiated to the photovoltaic
On chip, including plane transmission portion and tooth socket refraction part, projection of the plane transmission portion on the backboard cover the light
Chip is lied prostrate, the tooth socket refraction part includes the multiple refraction teeth radially arranged in plane transmission portion periphery.
Optionally, one side of the foreboard far from the backboard is plane, and the backboard is transparent back panel；
The concentration structure is arranged in array setting, and the photovoltaic chip chamber is every setting；The refraction tooth is in closed ring.
Optionally, the distance of the photovoltaic chip and the concentration structure between the edge of the projection on the backboard is
1mm~25mm；And the projection of the photovoltaic chip is located at the inside of the projection of the concentration structure.
Optionally, the concentration structure is in rectangle, hexagon or octagon；Or
The concentration structure is rectangular in quadrangle round-corner transition.
Optionally, the multiple refraction tooth is in the equally radial arrangement of plane transmission portion periphery.
Optionally, the refraction tooth includes first surface and second surface, and the first surface is towards the plane transmission
The inclination of portion direction；The plane of the second surface perpendicular to the foreboard far from the backboard.
Optionally, photovoltaic module further includes busbar and terminal box, the photovoltaic chip by the busbar with it is described
Terminal box connection.
Optionally, photovoltaic module includes: that the bulkhead is connect with the foreboard and the backboard by glue-line；The backboard
Structure glue is additionally provided between the foreboard, the structure glue is located at the outside of the bulkhead；
The backboard, the foreboard and the bulkhead surround hollow cavity jointly.
Optionally, desiccant is provided in the bulkhead.
Present invention also provides a kind of photovoltaic curtain walls, including photovoltaic module described above.
Compared with prior art, the application has the following advantages: photovoltaic module provided by the present application, comprising: pass through bulkhead
Opposite and spaced foreboard and backboard, in which: the backboard is provided with multiple photovoltaic chips towards the foreboard on one side；
The one side of the foreboard towards the backboard corresponds to each photovoltaic chip and is provided with concentration structure；The concentration structure is used for
Light convergence is irradiated on the photovoltaic chip, including plane transmission portion and tooth socket refraction part, the plane transmission portion is in institute
The projection stated on backboard covers the photovoltaic chip, and the tooth socket refraction part is included in plane transmission portion periphery radially
Multiple refraction teeth of arrangement.Most of light is pooled on photovoltaic chip by concentration structure, to improve the hair of photovoltaic chip
Electrical efficiency；The cost of manufacture photovoltaic module is reduced simultaneously；And make the irradiation level for the sunlight being gathered on photovoltaic chip uniform,
Improve the service life of photovoltaic chip.
Since photovoltaic module has above-mentioned beneficial effect, photovoltaic curtain wall provided by the embodiments of the present application also has generating efficiency
It is higher, light irradiance is uniform, lower-cost beneficial effect.
Detailed description of the invention
Fig. 1 is a kind of main view of photovoltaic module provided by the embodiments of the present application；
Fig. 2 is the longitudinal cross-section schematic diagram of Fig. 1；
Fig. 3 is the transverse sectional view of Fig. 1；
Fig. 4 is the partial enlarged view at the A in Fig. 2；
Fig. 5 is the partial enlarged view at the B in Fig. 4；
Fig. 6 is one of concentration structure schematic diagram in the embodiment of the present application.
Appended drawing reference: photovoltaic module 1, foreboard 2, backboard 3, bulkhead 4, structure glue 4-1, glue-line 4-2, hollow cavity 4-3, light
Chip 5, concentration structure 6 are lied prostrate, plane transmission portion 6-1, tooth socket refraction part 6-2 reflect tooth 6-2-1, first surface 6-2-1-1, the
Two surface 6-2-1-2, busbar 7, terminal box 8, the first conducting wire 9, the second conducting wire 10, positive wire connector 11, cathode conductor
Connector 12.
Specific embodiment
Many details are explained in the following description in order to fully understand the application.But the application can be with
Much it is different from other way described herein to implement, those skilled in the art can be without prejudice to the application intension the case where
Under do similar popularization, therefore the application is not limited by following public specific implementation.
Photovoltaic module is described more fully below with reference to relevant drawings for the ease of understanding the utility model,.
The preferred embodiment of photovoltaic module is given in attached drawing.But photovoltaic module can be realized in many different forms, not
It is limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to the disclosure of photovoltaic module more
Add thorough and comprehensive.
The application provides a kind of photovoltaic module, and Fig. 1 is the structural schematic diagram of photovoltaic module provided by the embodiments of the present application.
It please refers to shown in Fig. 1, Fig. 2 and Fig. 3, photovoltaic module 1 provided by the embodiments of the present application includes foreboard 2 and and foreboard
2 opposite and spaced backboards 3.
Specifically, in the present embodiment, foreboard 2 is lens glass foreboard；Correspondingly, backboard 3 is glass back plate；Certainly,
Foreboard 2, backboard 3 can also be the transparent materials such as resin.Wherein, it is provided with concentration structure 6 on foreboard 2, is provided with light on backboard 3
Chip 5 is lied prostrate, specifically, backboard 3 is provided with multiple photovoltaic chips 5 towards foreboard 2 on one side；Foreboard 2 is faced towards the one of backboard 3
Each photovoltaic chip 5 is answered to be provided with concentration structure 6；I.e. concentration structure 6 is correspondingly arranged with photovoltaic chip 5；Concentration structure 6 is used for will
Light convergence is irradiated on photovoltaic chip 5, and light is refracted on photovoltaic chip 5 according to the arrangement of concentration structure 6 along specified path.
Wherein, specified path refers to that the process of concentration structure 6 accurately measures and corresponding structure is produced in calculating, and then light is in the knot
It is reflected and is converged on photovoltaic chip 5 under structure.
Further, in conjunction with shown in Fig. 4 and Fig. 5, Fig. 4 is the partial enlarged view at the A in Fig. 2, and Fig. 5 is the B in Fig. 4
The partial enlarged view at place.
A side end face of the foreboard 2 far from backboard 3 is planar structure, sets planar structure for the face, can mainly allow
It is directional light when light is radiated on concentration structure 6 by the face, then in the light distribution after the refraction of concentration structure 6
More uniformly.Concentration structure 6, which is arranged in array, is arranged in foreboard 2 towards in the one side of backboard 3；Concentration structure 6 includes that plane is saturating
Photovoltaic chip 5 can be covered by penetrating the projection of portion 6-1 and tooth socket refraction part 6-2, plane transmission portion 6-1 on backboard 3；Plane is saturating
The center of concentration structure 6 is arranged in the portion 6-1 of penetrating, and tooth socket refraction part 6-2 is included in the plane transmission portion periphery 6-1 radially
Multiple refraction tooth 6-2-1 of arrangement, i.e. refraction tooth 6-2-1 radially arrange along the center Zhou Yan of concentration structure 6, roll over
Tooth 6-2-1 is penetrated in closed ring.
Further, as shown in fig. 6, by concentration structure 6 in quadrangle round-corner transition it is rectangular for illustrate, based on flat
Projection of the face transmissive portions 6-2-1 on backboard 3 covers photovoltaic chip 5, can be by flat when directional light penetrates concentration structure 6
The directional light is directly projected on photovoltaic chip 5 by face transmissive portions 6-1, and as shown in connection with fig. 6, from projecting direction, plane is saturating
It penetrates portion 6-2-1 to be overlapped with photovoltaic chip 5, multiple refraction tooth 6-2-1 in tooth socket refraction part 6-2 are in the plane transmission portion periphery 6-1
Equally radial arrangement, refraction tooth 6-2-1, which can converge parallel anaclasis, to be irradiated on photovoltaic chip 5, so that folding
The light penetrated is more uniform.It should be noted that in one alternative embodiment of the application, concentration structure 6 in rectangle, hexagon or
Octagon；Or concentration structure 6 is in the rectangular of quadrangle round-corner transition；Or concentration structure 6 is rounded etc..Certainly, in other realities
It applies in example, the structure of concentration structure 6 can also be other shapes.
Further, as shown in figure 5, each refraction tooth 6-2-1 includes first surface 6-2-1-1 and second surface 6-2-
1-2, the first surface 6-2-1-1 and second surface 6-2-1-2 of multiple refraction tooth 6-2-1 are successively alternately connected；First surface 6-
2-1-1 is tilted towards the plane transmission portion direction 6-1；It is equally radiated based on refraction tooth 6-2-1 in the plane transmission portion periphery 6-1
Shape arrangement, then the inclination angle c of multiple refraction tooth 6-2-1 is equal, the parallel rays that first surface 6-2-1-1 will transmit through
It is reflected, and the light after reflecting is remained and is parallel to each other；Second surface 6-2-1-2 is perpendicular to foreboard 2 far from backboard 3
One surface.Wherein, first surface 6-2-1-1 and second surface 6-2-1-2 be in turn connected to form refraction tooth 6-2-1 apex angle a and
Base angle b；And the apex angle a for reflecting tooth 6-2-1 is chamfering structure, design is advantageous in that the mill that can reduce concentration structure 6 in this way
Damage scratches operator when can also assemble to avoid production.
In one alternative embodiment of the application, the distance between the apex angle of two adjacent refraction tooth 6-2-1 is 2mm, refraction
The height of tooth 6-2-1 is 1.43mm.Certainly, in other embodiments, the structure for reflecting tooth 6-2-1 can also be other
Structure, the width of corresponding tooth socket, tooth socket depth also can be different, therefore be not further qualified herein, the present embodiment refraction
The width of the structure of tooth 6-2-1 and corresponding tooth socket, tooth socket depth have no effect on the protection scope of the application.
Correspondingly, corresponding to the setting of concentration structure 6, separately it is arranged between adjacent photovoltaic chip 5, photovoltaic chip 5
It is arranged at intervals on one side of the backboard 3 towards foreboard 2, backboard 3 is transparent back panel；The position that photovoltaic chip 5 covers is opaque portion
Point, between photovoltaic chip 5 between be divided into light transmission part；It can make photovoltaic module 1 while converging most of light in this way,
It can be realized the translucent effect of photovoltaic module 1 again, be convenient for daylighting.In one alternative embodiment of the application, concentration structure 6 be in
Array arrangement it is rectangular, be arranged in a one-to-one correspondence based on concentration structure 6 and photovoltaic chip 5, so it is in array that photovoltaic chip 5, which is corresponding,
That arranges is rectangular, in conjunction with shown in Fig. 1 and Fig. 6, corresponds in photovoltaic chip Unit 5 in a concentration structure 6, photovoltaic chip
5 width is 2~50mm, corresponding, and the width of concentration structure 6 is 4-100mm；It is understood that photovoltaic chip 5 and optically focused
Projection of the structure 6 on backboard 3, the distance between edge of the two projection are 1mm~25mm, and the projection position of photovoltaic chip 5
In the inside of the projection of concentration structure 6.As it can be seen that the width needs of concentration structure 6 are adjusted according to the width of photovoltaic chip 5,
To cope with photovoltaic module 1 of different specifications and sizes.
In order to realize the connection of foreboard 2 and backboard 3, in this embodiment, in conjunction with shown in Fig. 2-4, foreboard 2 and backboard 3 it
Between, it is additionally provided with bulkhead 4, foreboard 2 is connect with bulkhead 4 with backboard 3；Foreboard 2, backboard 3 and bulkhead 4 surround hollow cavity jointly
Body 4-3；Further, in order to more firm by what is connected between foreboard 2, backboard 3 and bulkhead 4, then in the present embodiment
In, it is additionally provided with structure glue 4-1, glue-line 4-2；Specifically, bulkhead 4 is adhered to foreboard 2 and backboard 3 by glue-line 4-2 respectively；
Structure glue 4-1 is provided between foreboard 2 and backboard 3, structure glue 4-1 is arranged far from 4 outside of bulkhead of hollow cavity 4-3.Its
In, in the embodiment of the present application, glue-line 4-2 can be including but not limited to waterproof butyl rubber.
It should be noted that the material of bulkhead 4 is aluminum material, because of the quality of aluminum material in the embodiment of the present application
Relatively light and hardness is stronger, can be while support connection foreboard 2 and backboard 3, additionally it is possible to mitigate the entirety weight of photovoltaic module 1
Amount.Certainly, in other embodiments, the material of bulkhead 4 can also be other light materials, and the present embodiment aluminum bulkhead 4 is simultaneously
The application scope of the claimed is not influenced.Wherein, it is additionally provided with desiccant in bulkhead 4, passes through the drying being arranged in bulkhead 4
Agent can make the hollow cavity 4-3 surrounded be in a metastable dry place, and then photovoltaic chip 5 can be improved
Service life；Also, it is to be understood that the setting of hollow cavity 4-3, can also improve the thermal insulation property of photovoltaic module 1.
Again it should be noted that when the light concentrating times (light concentrating times=daylighting area/focal plane area) of concentration structure 6 determine, for
The photovoltaic chip 5 of specification is set, if the thickness of hollow cavity 4-3 adjusts, the width of tooth socket refraction part 6-2 also needs phase
It should be adjusted.
In the present embodiment, the photovoltaic module 1 based on the application generates electricity, so being provided with light on backboard 3
Chip 5 is lied prostrate, photovoltaic chip 5 can convert solar energy into electrical energy, and be more mature in the prior art based on photovoltaic chip 5
Product, therefore detailed explanation is not remake in the application implementation.In this embodiment, the electricity in order to generate photovoltaic chip 5
It can convey, then be provided with busbar 7 and terminal box 8 on backboard 3, photovoltaic chip 5 is connect by busbar 7 with terminal box 8.Tool
Body, correspond to the above-mentioned alternative embodiment of the application, is the array structure for being arranged in array, and being formed based on photovoltaic chip 5
To be rectangular, and as shown in connection with fig. 1, one end of busbar 7 is connect with terminal box 8, and busbar 7 is from first, left side photovoltaic chip 5
Detour is connect through concatenation photovoltaic chip 5, and finally from the extraction of photovoltaic chip 5 of first, right side with terminal box 8 along longitudinal direction, will
Route connection.Certainly, in other embodiments, busbar 7 can also be connect otherwise with photovoltaic chip 5, such as be in battle array
The photovoltaic chip 5 for arranging arrangement is connected by connection circuit, and is connected to one of photovoltaic chip 5 eventually by busbar 7
Route is connected to by both ends；Can also in other embodiments, busbar 7 connects photovoltaic chip 5 in parallel,
This is not limited specifically.Wherein, terminal box 8 is set to a wherein avris for backboard 3；Further, in order to by electrical energy transportation
Onto relevant device, then the both ends of terminal box 8 are connected separately with the first conducting wire 9 and the second conducting wire 10, and terminal box 8 passes through first
Conducting wire 9 is connected to positive wire connector 11, and terminal box 8 is connected to cathode conductor connector 12 by the second conducting wire 10.
This application provides a kind of photovoltaic modulies 1, comprising: opposite and spaced foreboard 2 and backboard by bulkhead 4
3, in which: backboard 3 is provided with multiple photovoltaic chips 5 towards foreboard 2 on one side；The one side of foreboard 2 towards backboard 3 corresponds to each light
Volt chip 5 is provided with concentration structure 6；Concentration structure 6 is used to light convergence being irradiated to photovoltaic chip 5, including plane transmission
The projection of portion 6-1 and tooth socket refraction part 6-2, plane transmission portion 6-1 on backboard 3 covers photovoltaic chip 5, tooth socket refraction part 6-2
Including the multiple refraction tooth 6-2-1 radially arranged in the plane transmission portion periphery 6-1.By concentration structure by most of light
It is pooled on photovoltaic chip 5, to improve the generating efficiency of photovoltaic chip 5；The cost of manufacture photovoltaic module 1 is reduced simultaneously；And make
The irradiation level that the sunlight on photovoltaic chip 5 must be gathered in is uniform, improves the service life of photovoltaic chip 5.
The embodiment of the present application also provides a kind of photovoltaic curtain wall, the photovoltaic module 1 including aforementioned elaboration；Based on photovoltaic curtain wall
Whole features of photovoltaic module 1 are contained, so photovoltaic curtain wall provided by the embodiments of the present application can will be big by concentration structure 6
Some light is pooled on photovoltaic chip 5, to improve the generating efficiency of photovoltaic chip 5；Simultaneously reduce manufacture photovoltaic module 1 at
This；And make the irradiation level for the sunlight being gathered on photovoltaic chip 5 uniform, improve the service life of photovoltaic chip 5.
Although the application is disclosed as above with preferred embodiment, it is not for limiting the application, any this field skill
Art personnel are not departing from spirit and scope, can make possible variation and modification, therefore the guarantor of the application
Shield range should be subject to the range that the claim of this application defined.
Claims (10)
1. a kind of photovoltaic module, which is characterized in that including foreboard opposite and spaced by bulkhead and backboard, in which:
The backboard is provided with multiple photovoltaic chips towards the foreboard on one side；The foreboard is faced towards the one of the backboard
Each photovoltaic chip is answered to be provided with concentration structure；The concentration structure is used to light convergence being irradiated to the photovoltaic chip
On, including plane transmission portion and tooth socket refraction part, the projection covering photovoltaic core of the plane transmission portion on the backboard
Piece, the tooth socket refraction part include the multiple refraction teeth radially arranged in plane transmission portion periphery.
2. photovoltaic module according to claim 1, which is characterized in that one side of the foreboard far from the backboard is flat
Face, the backboard are transparent back panel；
The concentration structure is arranged in array setting, and the photovoltaic chip chamber is every setting；The refraction tooth is in closed ring.
3. photovoltaic module according to claim 2, which is characterized in that the photovoltaic chip and the concentration structure are described
The distance between edge of projection on backboard is 1mm~25mm；And the projection of the photovoltaic chip is located at the concentration structure
Projection inside.
4. photovoltaic module according to claim 2, which is characterized in that the concentration structure is in rectangle, hexagon or eight sides
Shape；Or
The concentration structure is rectangular in quadrangle round-corner transition.
5. photovoltaic module according to claim 2, which is characterized in that the multiple refraction tooth is outside the plane transmission portion
Week equally radial arrangement.
6. photovoltaic module according to claim 2, which is characterized in that the refraction tooth includes first surface and the second table
Face, the first surface are tilted towards plane transmission portion direction；The second surface is perpendicular to the foreboard far from described
The plane of backboard.
7. photovoltaic module according to claim 2, which is characterized in that further include busbar and terminal box, the photovoltaic core
Piece is connect by the busbar with the terminal box.
8. described in any item photovoltaic modulies according to claim 1~7 characterized by comprising the bulkhead and the foreboard
It is connected with the backboard by glue-line；Structure glue is additionally provided between the backboard and the foreboard, the structure glue is located at institute
State the outside of bulkhead；
The backboard, the foreboard and the bulkhead surround hollow cavity jointly.
9. photovoltaic module according to claim 8, which is characterized in that be provided with desiccant in the bulkhead.
10. a kind of photovoltaic curtain wall, which is characterized in that including photovoltaic module described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352310.XU CN209216993U (en) | 2018-08-21 | 2018-08-21 | A kind of photovoltaic module and photovoltaic curtain wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352310.XU CN209216993U (en) | 2018-08-21 | 2018-08-21 | A kind of photovoltaic module and photovoltaic curtain wall |
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| CN209216993U true CN209216993U (en) | 2019-08-06 |
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ID=67453036
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114059694A (en) * | 2021-11-09 | 2022-02-18 | 安徽富亚玻璃技术有限公司 | Hollow glass assembly for solar photovoltaic curtain wall |
-
2018
- 2018-08-21 CN CN201821352310.XU patent/CN209216993U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114059694A (en) * | 2021-11-09 | 2022-02-18 | 安徽富亚玻璃技术有限公司 | Hollow glass assembly for solar photovoltaic curtain wall |
| CN114059694B (en) * | 2021-11-09 | 2023-01-17 | 安徽富亚玻璃技术有限公司 | Hollow glass assembly for solar photovoltaic curtain wall |
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