CN209880631U - Thermal-insulated photovoltaic glass subassembly, curtain system and ceiling - Google Patents
Thermal-insulated photovoltaic glass subassembly, curtain system and ceiling Download PDFInfo
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- CN209880631U CN209880631U CN201822039712.0U CN201822039712U CN209880631U CN 209880631 U CN209880631 U CN 209880631U CN 201822039712 U CN201822039712 U CN 201822039712U CN 209880631 U CN209880631 U CN 209880631U
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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
- 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]
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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
- 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
- Y02B10/20—Solar thermal
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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
Landscapes
- Joining Of Glass To Other Materials (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
An insulated photovoltaic glass assembly, comprising: a substrate unit including two glass substrates arranged in parallel; the photovoltaic unit comprises a solar cell chip arranged between the two glass substrates; the heat reflection layer is arranged between the photovoltaic unit and the glass substrate and is used for filtering the spectrum of sunlight and blocking solar heat radiation; and adhesive layers are respectively arranged among the glass substrate, the solar cell chip and the heat reflecting layer. Because the heat reflection layer is arranged, the heat radiation of solar energy can be separated, and the heat radiation of sunlight to the indoor can be reduced on the basis of ensuring the light transmission function of the glass curtain wall.
Description
Technical Field
The utility model relates to a photovoltaic application technology field, concretely relates to thermal-insulated photovoltaic glass subassembly, curtain system and ceiling.
Background
Solar power generation systems are commonly used in modern life. In modern buildings, curtain wall systems are attached to buildings, the buildings serve as carriers to play a supporting role, and photovoltaic systems mainly complete power generation tasks. The photovoltaic system on the outer facade of the building curtain wall utilizes the space provided by the building facade to install the solar photovoltaic panel and converts solar energy into electric energy so as to relieve the pressure of a power grid, thereby achieving two aims at one stroke. However, the photovoltaic glass curtain wall in the prior art is directly exposed to the sunlight, and the heat insulation of glass is inferior to that of a concrete wall, so the glass curtain wall generally has the defect of poor heat insulation effect.
In addition, in order to meet lighting and living requirements, a sunlight room made of a glass roof is often arranged in life, but the existing sunlight room roof adopts common glass as a ceiling, so that solar energy cannot be effectively utilized, and in addition, the heat radiation of sunlight cannot be blocked on the basis of meeting the lighting requirement.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the not good defect of thermal-insulated effect of photovoltaic glass curtain wall or glass ceiling among the prior art to a thermal-insulated photovoltaic glass subassembly, curtain system and ceiling that can separation solar thermal radiation are provided.
The technical scheme of the utility model as follows:
an insulated photovoltaic glass assembly, comprising:
a substrate unit including two glass substrates arranged in parallel;
the photovoltaic unit comprises a solar cell chip arranged between the two glass substrates;
the heat reflection layer is arranged between the photovoltaic unit and the glass substrate and is used for filtering the spectrum of sunlight and blocking solar heat radiation;
the glass substrate, the solar cell chip and the heat reflecting layer are respectively provided with a binder layer between adjacent, and the binder layer is used for combining the substrate unit, the solar cell chip and the heat reflecting layer into a whole.
Further, the heat reflection layer is an XIR film layer.
Further, the two glass substrates are a front glass substrate and a rear glass substrate far away from sunlight, and the XIR film layer is arranged between the solar cell chip and the rear glass substrate.
Further, the adhesive layer is a PVB adhesive film.
Further, the PVB adhesive film is a transparent PVB adhesive film or a colorful light-transmitting PVB adhesive film.
Further, the glass substrate is a curved glass substrate or a flat glass substrate.
Further, the glass substrate is any one of hollow laminated glass, double-layer laminated glass or multi-layer laminated glass.
Furthermore, the photovoltaic unit also comprises a junction box arranged on the back surface of the glass substrate far away from the side irradiated by sunlight, and the junction box is used for connecting the electric power generated by the solar cell chip with the outside.
A curtain wall system, comprising:
the curtain wall is fixedly arranged on a building wall body and comprises the heat-insulating photovoltaic glass component.
A rooftop comprising the insulated photovoltaic glass unit of any of the above claims, wherein the insulated photovoltaic glass unit is secured to a roof of a building.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a thermal-insulated photovoltaic glass assembly, it includes: a substrate unit including two glass substrates located at outer sides; a photovoltaic unit including a solar cell chip disposed between glass substrates; the heat reflection layer is arranged between the photovoltaic unit and the glass substrate, and is used for filtering the spectrum of sunlight and blocking solar heat radiation; and an adhesive layer which integrates the adjacent substrate unit, the solar cell chip and the heat reflecting layer. Because the heat reflection layer is additionally arranged in the photovoltaic laminated glass, the solar heat radiation can be separated, the high-transmission high-sun-shading performance of the photovoltaic laminated glass can be realized, and the heat radiation of sunlight to the indoor can be reduced on the basis of ensuring the light transmission function of the glass curtain wall.
2. In the heat-insulating photovoltaic glass component provided by the utility model, the heat reflection layer is an XIR film layer which allows visible light in the sunlight to pass through and absorbs ultraviolet rays in the sunlight to reflect infrared rays in the sunlight; the XIR film layer is arranged behind the solar cell chip along the sunlight irradiation direction. The XIR film system has the characteristics of heat reflection and no light reflection, has stronger reflection capability to the heat radiation of sunlight,
3. in the heat-insulating photovoltaic glass component provided by the utility model, the binder layer is a PVB adhesive film; the PVB adhesive film is a transparent PVB adhesive film, a colorful PVB adhesive film or a shading PVB adhesive film. The glass substrate is formed by sandwiching PVB adhesive films between layers in the glass substrate, compounding under high pressure and heating. The laminated glass formed by PVB hot pressing has multiple functions of safety, heat preservation, sound insulation and the like. The PVB adhesive film is colorless, transparent, colorful and lightproof; the colorful PVB adhesive film or the shading PVB adhesive film can be selected according to the requirements of the using environment and the like of the curtain wall.
4. The utility model provides a thermal-insulated photovoltaic glass subassembly, glass substrate are curved surface glass substrate. The requirements of different buildings on appearance modeling can be met by arranging the curved glass substrate.
5. The utility model provides a curtain wall system, owing to including thermal-insulated photovoltaic glass assembly, all advantages that consequently just also possess this thermal-insulated photovoltaic glass assembly and have.
6. The utility model provides a ceiling, owing to including thermal-insulated photovoltaic glass subassembly, all advantages that consequently just also possess this thermal-insulated photovoltaic glass subassembly and have.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a photovoltaic glass module according to a first embodiment of the present invention;
FIG. 2 is a front view of the photovoltaic glass assembly shown in FIG. 1;
fig. 3 is a front view of a photovoltaic glass assembly according to another embodiment of the present invention.
Description of reference numerals:
1-a substrate unit; 2-a photovoltaic unit; 3-a solar cell chip; 4-a thermally reflective layer; 5-a binder layer; 6-a glass substrate; 7-a junction box; 8-hollow glass; 9-waterproof sealant.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. 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 invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
This embodiment 1 has described a curtain system, and it is including setting firmly the curtain on the building wall, and the curtain includes thermal-insulated photovoltaic glass subassembly, and wherein the curtain both can all constitute by photovoltaic glass subassembly, also can constitute by ordinary daylighting glass and photovoltaic glass subassembly jointly. Wherein the outer wall of the building in this embodiment refers to the outer surface of the main structure of the building.
The insulated photovoltaic glass assembly of the present embodiment comprises a substrate unit 1, a photovoltaic unit 2 and a heat reflective layer 4, wherein the substrate unit 1 comprises two glass substrates 6 arranged in parallel on the outside, wherein parallel is not absolutely parallel here, as broadly explained, including a relatively parallel form; the two glass substrates 6 are a front glass substrate and a rear glass substrate far away from sunlight, wherein the front-to-rear direction is along the direction of sunlight irradiation. The photovoltaic unit 2 comprises a solar cell chip 3 arranged between two glass substrates 6; the solar cell chip 3 in this embodiment is a solar thin film battery, such as a copper indium gallium selenide thin film battery.
The heat reflecting layer 4 is arranged between the solar cell chip 3 and the glass substrate 6, and the heat reflecting layer 4 filters the spectrum of sunlight and blocks solar heat radiation; wherein, adhesive layers 5 are respectively arranged between the glass substrate 6, the solar cell chip 3 and the heat reflecting layer 4, the adhesive layers 5 are used for combining the substrate unit, the solar cell chip 3 and the heat reflecting layer 4 into a whole, as shown in fig. 1-2, adhesive layers are respectively arranged between the glass substrate 6 and the heat reflecting layer 4, between the heat reflecting layer 4 and the solar cell chip 3, and between the solar cell chip 3 and the glass substrate 6 at the other side.
Wherein the heat reflective layer in this embodiment is an XIR film layer disposed between the solar cell chip 3 and the rear glass substrate, wherein the XIR film belongs to a reflective intermediate film layer, and is a low-radiation plastic film coated with a high-performance optical film system, which allows visible light in the solar rays to pass through and blocks ultraviolet rays in the solar rays from reflecting infrared rays therein. The XIR film has the characteristic of reflecting light without reflecting heat and has strong reflection capacity to sunlight heat radiation, so that the high-transmission high-shading performance of the photovoltaic laminated glass can be realized by arranging the XIR film layer in the photovoltaic glass assembly, and the indoor heat radiation of sunlight can be reduced on the basis of ensuring the light transmission function of the glass curtain wall.
In this embodiment, the XIR film layer is disposed behind the photovoltaic unit along the sunlight irradiation direction, wherein the direction from the front to the rear refers to the direction along the sunlight irradiation direction, that is, the front glass substrate 6, the PVB film, the solar cell chip 3, the PVB film, the XIR film layer, the PVB film, and the back glass substrate 6 are sequentially disposed along the sunlight irradiation direction. The glass substrates in this embodiment are all flat glass substrates.
The adhesive layer 5 in this embodiment is a PVB film layer. The PVB adhesive film is a polyvinyl butyral film, is a thermoplastic resin film and is produced by PVB resin and a plasticizer. The laminated glass assembly is formed by high-pressure compounding and heating through the PVB film layers clamped between the layers in the glass substrate; the laminated glass formed by PVB hot pressing has multiple functions of safety, heat preservation, sound insulation and the like. The PVB adhesive film is colorless, transparent, colorful and lightproof. Wherein the PVB film layer in this embodiment is a transparent PVB film. Certainly also can adopt colored printing opacity PVB glued membrane for the outward appearance demand that satisfies the curtain, perhaps also can adopt shading PVB glued membrane when the sunshade demand to the building is higher, if set up shading PVB glued membrane when, only be provided with this shading PVB glued membrane at solar cell chip 3's rear, and set up the PVB glued membrane in solar cell chip 3 the place ahead still for avoiding influencing solar cell chip 3 normal work and set up to the cellophane, wherein the direction of place ahead to rear indicates along the direction of sunlight irradiation.
The photovoltaic unit 2 in this embodiment further includes a junction box 7 disposed on the back side of the photovoltaic glass assembly away from the sunlight irradiation, and the junction box 7 connects the electric power generated by the solar cell chip 3 with an external line for supplying power to an external circuit or a storage battery.
The photovoltaic glass component can be a transparent photovoltaic glass component formed by arranging a transparent glass substrate and a transparent solar panel, and can also be a non-transparent or low-transparent photovoltaic glass component formed by arranging a glass substrate made of a non-transparent or low-transparent material (wherein the low-transparency means that the light transmittance is less than or equal to 50%).
Referring to fig. 3, as an alternative embodiment, the glass substrate on at least one side of the photovoltaic glass assembly may be further configured as a hollow laminated glass 8, the hollow glass is formed by combining two or more pieces of glass, a certain space is maintained between the glass and the glass, and dry air is filled in the space, the hollow laminated glass 8 in this embodiment includes two glass substrates, and the two glass substrates are sealed and fixed into a whole by a waterproof sealant 9 around the two glass substrates. Because the hollow glass has excellent heat insulation performance and sound insulation performance, the heat insulation performance and the sound insulation performance of the curtain wall can be further improved by arranging the hollow laminated glass 8 on the inner side of the photovoltaic module, and the use experience of the hollow laminated glass is improved. Of course, the glass substrate can also be provided as double-layer laminated glass or multi-layer laminated glass.
As an alternative embodiment, the glass substrate 6 in the present embodiment may also be provided as a curved glass substrate. The curtain walls or roofs of different buildings can meet the requirements of appearance modeling by arranging the curved glass substrate.
The photovoltaic glass component in the embodiment can separate heat radiation of solar energy due to the heat reflection layer additionally arranged in the photovoltaic laminated glass, high transmission and high sun shading of the photovoltaic laminated glass can be realized, and the heat radiation of sunlight to the indoor can be reduced on the basis of ensuring the light transmission function of the glass curtain wall.
Example 2
This example 2 describes a ceiling comprising an insulated photovoltaic glass unit secured to the roof of a building, the structure of the insulated photovoltaic glass unit of this example 2 being the same as that of example 1.
Because the roof is illuminated for a long time for a large area, this embodiment 2 is provided with this photovoltaic glass assembly through being provided with on the roof, and both the illumination that can increase the building can also avoid the indoor temperature too high because of more illumination brings.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. An insulated photovoltaic glass assembly, comprising:
a substrate unit including two glass substrates arranged in parallel;
the photovoltaic unit comprises a solar cell chip arranged between the two glass substrates;
the heat reflection layer is arranged between the photovoltaic unit and the glass substrate and is used for filtering the spectrum of sunlight and blocking solar heat radiation;
the glass substrate, the solar cell chip and the heat reflecting layer are respectively provided with a binder layer between adjacent, and the binder layer is used for combining the substrate unit, the solar cell chip and the heat reflecting layer into a whole.
2. The insulated photovoltaic glass assembly of claim 1, wherein: the heat reflection layer is an XIR film layer.
3. The insulated photovoltaic glass assembly of claim 2, wherein: the two glass substrates are respectively a front glass substrate and a back glass substrate far away from sunlight, and the XIR film layer is arranged between the solar cell chip and the back glass substrate.
4. The insulated photovoltaic glass assembly of any of claims 1-3, wherein: the adhesive layer is a PVB adhesive film.
5. The insulated photovoltaic glass assembly of claim 4, wherein: the PVB adhesive film is a transparent PVB adhesive film or a colorful light-transmitting PVB adhesive film.
6. The insulated photovoltaic glass assembly of claim 4, wherein: the glass substrate is a curved glass substrate or a plane glass substrate.
7. The insulated photovoltaic glass assembly of claim 2, 3, or 5, wherein: the glass substrate is any one of hollow laminated glass, double-layer laminated glass or multi-layer laminated glass.
8. The insulated photovoltaic glass assembly of claim 7, wherein: the photovoltaic unit further comprises a junction box arranged on the back surface of the glass substrate far away from the side irradiated by sunlight, and the junction box is used for connecting the electric power generated by the solar cell chip with the outside.
9. A curtain wall system, comprising:
curtain wall to be fixed to a wall of a building, said curtain wall comprising an insulated photovoltaic glass unit according to any one of claims 1 to 8.
10. A canopy, characterized in that it comprises:
the insulated photovoltaic glass assembly of any of claims 1-8, which is secured to the roof of a building.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039712.0U CN209880631U (en) | 2018-12-05 | 2018-12-05 | Thermal-insulated photovoltaic glass subassembly, curtain system and ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039712.0U CN209880631U (en) | 2018-12-05 | 2018-12-05 | Thermal-insulated photovoltaic glass subassembly, curtain system and ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209880631U true CN209880631U (en) | 2019-12-31 |
Family
ID=68944886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822039712.0U Active CN209880631U (en) | 2018-12-05 | 2018-12-05 | Thermal-insulated photovoltaic glass subassembly, curtain system and ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209880631U (en) |
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2018
- 2018-12-05 CN CN201822039712.0U patent/CN209880631U/en active Active
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 101400 Beijing city Huairou area yangsongzhen Fengxiang East Street, No. 5 Patentee after: BEIJING HANERGY OPTOVOLTAIC TECHNOLOGY Co.,Ltd. Address before: 101400 Beijing city Huairou area yangsongzhen Fengxiang East Street, No. 5 Patentee before: BEIJING HANERGY SOLAR POWER INVESTMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200615 Address after: 510000 room B030, office card, maker space, youth home innovation and entrepreneurship incubation base, unit 1004, No. 182, science Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Hanpu Technology Co.,Ltd. Address before: 101400 Beijing city Huairou area yangsongzhen Fengxiang East Street, No. 5 Patentee before: BEIJING HANERGY OPTOVOLTAIC TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210412 Address after: 518066 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee after: Shenzhen Zhengyue development and Construction Co.,Ltd. Address before: 510000 innovation and entrepreneurship incubation base of youth home, unit 1004, 182 science Avenue, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Guangzhou Hanpu Technology Co.,Ltd. |
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Effective date of registration: 20210915 Address after: 201203 3rd floor, no.665 Zhangjiang Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai zuqiang Energy Co.,Ltd. Address before: 518066 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee before: Shenzhen Zhengyue development and Construction Co.,Ltd. |
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| TR01 | Transfer of patent right |