CN201159021Y - A solar photovoltaic cell hollow glass module - Google Patents

Abstract

A hollow glass assembly of a solar photo-voltaic cell, which comprises an outer layer glass and an inner layer glass, wherein a hollow cavity is formed between the peripheries of the outer layer glass and the inner layer glass through sealing by sealing materials, a solar photo-voltaic cell panel is arranged in the hollow cavity, wherein a support is arranged between the solar photo-voltaic cell panel and the inner layer glass, and the solar photo-voltaic cell panel is glued on the inner layer glass through the support. The utility model has the advantages of simple structure and better practicality, the hollow glass assembly of the solar photo-voltaic cell of the utility model is characterized in that solar photo-voltaic cell panel is glued on the inner layer glass through the support, and is suitable for being used in building glass such as window glass, glass curtain walls, natural lighting tops and the like.

Description

A solar photovoltaic cell hollow glass module

technical field

The utility model relates to a hollow glass, in particular to a solar photovoltaic cell hollow glass assembly.

Background technique

BIPV is a new technology developed in recent years that organically integrates photovoltaic power generation systems and buildings. It can not only meet the needs of building lighting, but also make full use of existing windows, glass curtain walls or lighting roofs to generate electricity, achieve the effect of dual-purpose, and will not destroy the style, beauty and function of the original building Require. Therefore, monocrystalline silicon or polycrystalline silicon solar cells are usually used instead of traditional glass as glass curtain wall or daylighting roof glass. Moreover, with the requirement of building energy saving in recent years, the application of insulating glass as window glass, glass curtain wall or daylighting roof glass is becoming more and more extensive.

Chinese Invention Patent Application 200610012971.3 publication (disclosure date: January 3, 2007) discloses a curtain-type solar photovoltaic cell hollow glass module. A layer of reinforced heat insulation film is attached to the inner wall of the first layer of glass. A micro motor is fixed on one side of the upper end between the inner and outer layers of glass. There is a manual rotating shaft device, and a curtain-type photovoltaic cell assembly is installed on the transmission shaft, and the photovoltaic cells of the curtain-type photovoltaic cell assembly are all attached to the substrate. The structure of this curtain-type solar photovoltaic cell hollow glass assembly is complex, and the maintenance and repair of the micro motor and drive shaft are inconvenient; in addition, for some photovoltaic cell assemblies with independent junction boxes, since the photovoltaic cell assembly can only be pasted on the outer layer On the inner wall of the glass, its use is greatly restricted.

Utility model content

The technical problem solved by the utility model is to provide a solar photovoltaic cell hollow glass assembly with simple structure and strong practicability.

The utility model is achieved through the following technical solutions:

A hollow glass assembly for solar photovoltaic cells, comprising an outer glass and an inner glass, the outer glass and the inner glass are sealed with a sealing material to form a hollow cavity, and a solar photovoltaic cell panel is arranged in the hollow cavity , wherein, a support frame is also provided between the solar photovoltaic cell panel and the inner layer of glass, and the solar photovoltaic cell panel is pasted on the inner layer of glass through the support frame.

In the solar photovoltaic battery hollow glass assembly above, a protective member for protecting the solar photovoltaic battery panel is provided between the support frame and the outer glass.

The solar photovoltaic cell hollow glass module above, wherein: the support frame has a protruding column protruding toward the direction of the outer glass.

In the solar photovoltaic battery hollow glass module above, wherein: the solar photovoltaic battery panel is a thin film battery.

The solar photovoltaic cell hollow glass module above, wherein: the thin film battery is a copper indium selenide battery, an amorphous silicon battery or a cadmium antimonide battery.

The solar photovoltaic cell hollow glass module above, wherein: the number of the solar photovoltaic cell panels is at least 2, and the connection mode is serial connection, parallel connection or a mixed connection of serial and parallel.

The solar photovoltaic cell hollow glass assembly above, wherein: the solar photovoltaic cell panels are connected to each other inside or outside the hollow glass assembly.

The solar photovoltaic cell hollow glass assembly above, wherein: the solar photovoltaic cell hollow glass assembly further includes a junction box for wiring.

The solar photovoltaic cell hollow glass module above, wherein: the junction box is arranged on the surface or end surface of the solar photovoltaic cell panel.

The solar photovoltaic cell hollow glass module above, wherein: the thickness of the support frame is not less than the thickness of the junction box.

Therefore, the solar photovoltaic battery hollow glass assembly of the present invention, the solar photovoltaic battery panel is pasted on the inner wall of the inner layer glass through the support frame, the structure is simple, the practicability is strong, and it is suitable for buildings such as window glass, glass curtain wall or daylighting roof. Glass has the advantages of environmental protection and energy saving; in addition, since each solar photovoltaic panel has an independent junction box, it is more convenient to maintain and repair.

Description of drawings

For ease of description, the utility model is described in detail by the following preferred embodiments and accompanying drawings.

Fig. 1 is a schematic diagram of the front view of a plurality of solar photovoltaic battery panels connected inside the module in the solar photovoltaic cell hollow glass module of the present invention.

Fig. 2 is a front structural schematic diagram of a plurality of solar photovoltaic battery panels connected outside the module in the solar photovoltaic cell hollow glass module of the present invention.

Fig. 3 is a schematic diagram of the A-A direction in Fig. 1 .

FIG. 4 is a schematic diagram showing the enlarged structure of part B in FIG. 3 .

Fig. 5 is a front structural schematic diagram of the junction box installed on the end face of the solar photovoltaic cell panel in the solar photovoltaic cell hollow glass assembly of the present invention.

FIG. 6 is a schematic cross-sectional structure diagram along line C-C in FIG. 5 .

Detailed ways

Please refer to FIG. 1 to FIG. 6 at the same time. The solar photovoltaic cell hollow glass assembly of the present invention includes an outer glass 10 , an inner glass 20 , a solar photovoltaic panel 30 , a sealing material 40 , a support frame 50 and a protection member 60 .

The outer glass 10 and the inner glass 20 are sealed with a sealing material 40 to form a hollow cavity 70. A solar photovoltaic cell panel 30 and a support frame 50 are arranged in the hollow cavity 70. Negative wire (not shown in the figure). At the same time, there is an adhesive material (not shown in the figure) inside the hollow cavity 70 , and the solar photovoltaic cell hollow glass assembly combines the inner glass 20 , the solar photovoltaic cell panel 30 and the support frame 50 into a whole through the adhesive material.

In this embodiment, the solar photovoltaic cell hollow glass module further includes a junction box 80 for wiring. The junction box 80 can be arranged on the surface (see FIG. 1 and FIG. 2 ) or the end surface (see FIG. 5 ) of the solar photovoltaic panel 30 . The supporting frame 50 is arranged between the solar photovoltaic battery panel 30 and the inner glass 20 , therefore, the solar photovoltaic battery panel 30 is pasted on the inner wall of the inner glass 20 through the supporting frame 50 . When the junction box 80 is arranged on the surface of the solar photovoltaic panel 30 , the thickness of the supporting frame 50 is not less than the thickness of the junction box 80 . In addition, the supporting frame 50 has a protruding post 51 protruding toward the direction of the outer glass 10 , and the protruding post 51 can provide a more reliable fixing function for the solar photovoltaic cell panel 30 . Of course, in other embodiments of the present utility model, the junction box 80 may also be arranged on the outer surface or one side of the solar photovoltaic cell hollow glass assembly.

The protection member 60 is disposed between the supporting frame 50 and the outer glass 10 for providing protection to the solar photovoltaic battery panel 30 and preventing the outer glass 10 from being deformed and crushing the solar photovoltaic battery panel 30 . In a specific embodiment, the protection member 60 is disposed between the protrusion 50 and the outer glass 10 . Specifically, a groove (not shown in the figure) for accommodating the protection member 60 is provided on the protruding column 50 inwardly recessed. Of course, in other embodiments of the present utility model, the protection member 60 can also be omitted. That is, it may be determined whether to install the protective member 60 according to the gap between the solar photovoltaic cell panel 30 and the outer glass 10 .

Two adapters (not shown in the figure) and bypass diodes (not shown in the figure) are provided in the junction box 80 , and the two adapters are respectively electrically connected to the positive and negative wires of the solar photovoltaic cell panel 30 . A bypass diode is connected in parallel with the solar photovoltaic panel 30 . Therefore, when some solar photovoltaic panels in the circuit cannot work normally because they are blocked from sunlight or malfunction, the bypass diode can provide a path so that other solar photovoltaic panels connected in series will not be affected by it.

In this embodiment, the solar photovoltaic panel 30 is a glass-attached thin-film battery. The thin film battery can be a copper indium selenide battery, an amorphous silicon battery, a cadmium antimonide battery or other thin film batteries. In other embodiments of the present utility model, the solar photovoltaic cell panel 30 may also be a crystalline silicon cell. And the number of the solar photovoltaic battery panel 30 may be one. Certainly, according to the size of the hollow glass, there may be multiple solar photovoltaic cell panels 30 , and multiple solar photovoltaic cell panels 30 may be connected in series, in parallel, or in a combination of serial and parallel. In addition, multiple solar photovoltaic cell panels 30 can be connected to each other inside the hollow glass module (see FIG. 1 ) or outside the hollow glass module (see FIG. 2 ), which will not be repeated here.

Therefore, since each solar photovoltaic battery panel 30 has an independent junction box 80 in the solar photovoltaic cell hollow glass assembly of the present utility model, it is more convenient to maintain and repair; the junction box 80 is provided with a bypass diode, so that adjacent The solar photovoltaic panels do not affect each other. In addition, the solar photovoltaic panel is pasted on the inner wall of the inner glass 20 through the support frame 50, which has a simple structure and strong practicability, and is suitable for building glass such as window glass, glass curtain wall or daylighting roof, and has the advantages of environmental protection and energy saving.

Claims (10)

1. solar-energy photo-voltaic cell hollow glass assembly, comprise glass outer and inner layer glass, form cavity with the encapsulant sealing between around described glass outer and the inner layer glass, be provided with solar photovoltaic cell panel in the described cavity, it is characterized in that: also be provided with bracing frame between described solar photovoltaic cell panel and the inner layer glass, described solar photovoltaic cell panel sticks on the described inner layer glass by support frame as described above.

2. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 1 is characterized in that: also be provided with the guard member that is used for described solar photovoltaic cell panel is provided protection between support frame as described above and the glass outer.

3. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 1, it is characterized in that: support frame as described above has the projection that protrudes out to described glass outer direction.

4. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 1, it is characterized in that: described solar photovoltaic cell panel is a hull cell.

5. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 1 is characterized in that: described hull cell is copper indium diselenide battery, amorphous silicon battery or cadmium antimonide battery.

6. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 1, it is characterized in that: the quantity of described solar photovoltaic cell panel is at least 2, its connected mode is that connected in series, parallel connection or serial are connected with the mixing that walks abreast.

7. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 6, it is characterized in that: described solar photovoltaic cell panel is connected to each other in the hollow glass assembly or outside the hollow glass assembly.

8. according to any described a kind of solar-energy photo-voltaic cell hollow glass assembly of claim 1 to 7, it is characterized in that: described solar-energy photo-voltaic cell hollow glass assembly also comprises the junction box that is used for wiring.

9. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 8, it is characterized in that: described junction box is arranged on the surface or end face of described solar photovoltaic cell panel.

10. a kind of solar-energy photo-voltaic cell hollow glass assembly according to claim 8, it is characterized in that: the thickness of support frame as described above is not less than the thickness of described junction box.

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