Self-radiating photovoltaic curtain wall

Abstract

The utility model relates to a self-heat-dissipation photovoltaic curtain wall which comprises an inner stand column, an outer stand column, an aluminum alloy cross beam, an aluminum alloy buckling cover and an aluminum alloy pressing plate, a space for installing low-radiation glass is formed between the inner stand column and the outer stand column, the low-radiation glass is installed on the outer side of the inner stand column, and the aluminum alloy pressing plate is installed on the outer side of the outer stand column. EPDM (Ethylene-Propylene-Diene Monomer) adhesive tapes are filled between the low-radiation glass and the inner upright posts; the outer stand column and the inner stand column are coaxially arranged, photovoltaic glass is installed on the outer stand column, the aluminum alloy pressing plate is located on the outer side of the photovoltaic glass, and the aluminum alloy rib plate is located in the portion, on the inner side of the photovoltaic glass, of the outer stand column. The photovoltaic glass curtain wall has the advantages that the problem of indoor temperature rise caused by the photovoltaic glass is solved, the power generation efficiency is improved, the use amount of section bars is saved, independent wiring duct and buckle cover arrangement are not needed, photovoltaic lines are reasonably stored by utilizing the structure of the photovoltaic glass curtain wall, and the attractiveness of the curtain wall is improved.

Description

Technical Field

[0001] The utility model relates to a self-heating photovoltaic curtain wall, belonging to the field of curtain walls. Background Art

[0002] In recent years, my country has achieved remarkable results in the development of new energy represented by wind power and photovoltaic power generation. The installed capacity ranks first in the world, the proportion of power generation has steadily increased, the cost has dropped rapidly, and the energy structure adjustment and carbon reduction effects have gradually emerged. With the popularization of photovoltaic power generation, more and more cases of photovoltaic glass are used on glass curtain walls, and the resulting disadvantages and problems have also arisen;

[0003] Photovoltaic glass is directly installed on the glass curtain wall frame. Because photovoltaic glass will continue to generate heat in the process of power generation, it will cause a sudden increase in indoor temperature. Air conditioning needs to be turned on indoors to dissipate heat, resulting in energy waste. The temperature of the photovoltaic glass also rises with the rise in temperature, and the power generation efficiency gradually decreases. Utility Model Content

[0004] In order to overcome the defects of the prior art, the utility model provides a self-heating photovoltaic curtain wall. The technical solution of the utility model is:

[0005] A self-heating photovoltaic curtain wall comprises an inner column, an outer column, an aluminum alloy crossbeam, an aluminum alloy buckle cover and an aluminum alloy pressure plate, a space for installing low-radiation glass is formed between the inner column and the outer column, low-radiation glass is installed on the outer side of the inner column, and EPDM strips are filled between the low-radiation glass and the inner column; the outer column is coaxially arranged with the inner column, photovoltaic glass is installed on the outer column, the aluminum alloy pressure plate is located on the outer side of the photovoltaic glass, the aluminum alloy rib plate is located in the outer column on the inner side of the photovoltaic glass, and the aluminum alloy pressure plate and the aluminum alloy rib plate are connected by lower screws The outer column and the inner column are connected together by bolts, the lower bolt passes through the gap between two adjacent photovoltaic glasses, the upper bolt connects the outer column and the inner column together, the upper bolt passes through the gap between two adjacent low-emissivity glasses, and PE foam is filled between the upper bolt and the low-emissivity glass; the aluminum alloy beam is installed on the inner column, the low-emissivity glass is installed on the aluminum alloy beam, and EPDM strips are filled between the upper bolt and the low-emissivity glass; a photovoltaic terminal is installed in the aluminum alloy beam, and the photovoltaic terminal is electrically connected to the junction box of the photovoltaic glass through a photovoltaic circuit.

[0006] It also includes a sub-frame, which is fixed to the photovoltaic glass by sealant, EPDM strips are installed at both ends of the sub-frame, the aluminum alloy beam is connected to the sub-frame by connecting bolts, and a buckle cover is installed at the sub-frame.

[0007] The connecting bolt passes through the gap between two adjacent low-emissivity glasses, and PE foam is filled between the connecting bolt and the low-emissivity glasses.

[0008] An aluminum alloy crossbeam cover plate is detachably installed at the aluminum alloy crossbeam; an aluminum alloy column cover plate is detachably installed at the inner column, and heat dissipation holes are provided on the outer column and the auxiliary frame.

[0009] An aluminum alloy buckle cover is installed on the outer side of the aluminum alloy pressing plate.

[0010] The photovoltaic circuit passes through the aluminum alloy ribs and the outer columns.

[0011] The low-emissivity glass is a three-glass two-cavity low-emissivity glass.

[0012] The advantages of the utility model are: it solves the problem of temperature rise in the room caused by photovoltaic glass, while improving the power generation efficiency, saving the amount of profiles, and there is no need to make separate wire troughs and buckle covers. The photovoltaic lines can be reasonably stored using its own structure, thereby improving the aesthetics of the curtain wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a transverse sectional view of the utility model.

[0014] Figure 2 It is a longitudinal sectional view of the utility model. DETAILED DESCRIPTION

[0015] The present invention is further described below in conjunction with specific embodiments, and the advantages and features of the present invention will become clearer as the description proceeds. However, these embodiments are merely exemplary and do not constitute any limitation to the scope of the present invention. It should be understood by those skilled in the art that the details and forms of the technical solution of the present invention may be modified or replaced without departing from the spirit and scope of the present invention, but these modifications and replacements fall within the scope of protection of the present invention.

[0016] See also Figure 1 and Figure 2 The utility model relates to a self-heating photovoltaic curtain wall, comprising an inner column 1, an outer column 6, an aluminum alloy crossbeam 2, an aluminum alloy buckle cover 9 and an aluminum alloy pressure plate 10, and a space for installing a low-radiation glass 13 is formed between the inner column 1 and the outer column 6. The low-radiation glass 13 is a low-radiation (Low-E) glass, and of course it can also be a laminated glass or a tempered glass, etc., preferably a three-glass two-cavity low-radiation glass; these glasses have good light transmittance, heat insulation and sound insulation, and can meet the energy-saving and comfort requirements of the building;

[0017] A low-radiation glass 13 is installed on the outer side of the inner column 1, and an EPDM strip is filled between the low-radiation glass 13 and the inner column 1 to play a sealing and protective role; the outer column 6 is coaxially arranged with the inner column 1, and a photovoltaic glass 12 is installed on the outer column 6, the aluminum alloy pressure plate 10 is located on the outer side of the photovoltaic glass 12, and the aluminum alloy rib plate 7 is located in the outer column 6 on the inner side of the photovoltaic glass 12, and the aluminum alloy pressure plate 10 and the aluminum alloy rib plate 7 are connected together by a lower bolt 6, and the lower bolt 6 passes through the gap between two adjacent photovoltaic glasses 12, and the upper bolt 3 fixes the outer column 6 is connected with the inner column 1, the upper bolt 3 passes through the gap between two adjacent low-emissivity glasses 13, and PE foam cotton 4 is filled between the upper bolt 3 and the low-emissivity glass 13; the aluminum alloy beam 2 is installed on the inner column 1, and the low-emissivity glass 13 is installed on the aluminum alloy beam 2, and EPDM strips are filled between the upper bolt 3 and the low-emissivity glass 13; a photovoltaic terminal 15 is installed in the aluminum alloy beam 2, and the photovoltaic terminal 15 is electrically connected to the junction box 11 of the photovoltaic glass 12 through a photovoltaic circuit; the photovoltaic circuit passes through the aluminum alloy rib 7 and the outer column 6.

[0018] like Figure 2 As shown, it also includes a sub-frame 16, which is fixed to the photovoltaic glass 12 by sealant, EPDM strips are installed at both ends of the sub-frame 16, the aluminum alloy beam 2 is connected to the sub-frame 16 by connecting bolts, and a buckle cover is installed at the sub-frame.

[0019] The connecting bolt passes through the gap between two adjacent low-emissivity glasses 13 , and PE foam is filled between the low-emissivity glasses 13 .

[0020] The aluminum alloy cross beam 2 is detachably provided with an aluminum alloy cross beam cover 17; the aluminum alloy column cover 14 is detachably provided at the inner column, so as to facilitate opening and closing when the circuit is inspected. Heat dissipation holes are provided on the outer column 6 and the auxiliary frame 16.

[0021] An aluminum alloy buckle cover 9 is installed on the outer side of the aluminum alloy pressing plate 10 .

[0022] The working principle of the utility model is: after the photovoltaic glass 12 generates electricity, it is transmitted to the photovoltaic terminal 15 through the photovoltaic line connected to the junction box 11, which not only realizes the transmission of electricity, but also hides the photovoltaic terminal 15 and the photovoltaic line to achieve aesthetics. When checking the line, the aluminum alloy beam cover 17 and the aluminum alloy column cover 14 can be opened; during the power generation process of the photovoltaic glass 12, the heat generated will increase, and heat dissipation holes with a length of 50mm and a width of 25mm are provided on the sub-frame 16 and the outer column 6. The heat can be discharged from the top of the heat dissipation hole to perform a heat exchange, so that the surface temperature of the photovoltaic glass is always in a low temperature state, which greatly improves the power generation efficiency and does not cause a sudden increase in indoor heat.

[0023] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A self-heating photovoltaic curtain wall, characterized in that: The invention comprises an inner column, an outer column, an aluminum alloy cross beam, an aluminum alloy buckle cover and an aluminum alloy pressure plate, a space for installing low-radiation glass is formed between the inner column and the outer column, low-radiation glass is installed on the outer side of the inner column, and EPDM strips are filled between the low-radiation glass and the inner column; the outer column is coaxially arranged with the inner column, photovoltaic glass is installed on the outer column, the aluminum alloy pressure plate is located on the outer side of the photovoltaic glass, the aluminum alloy rib plate is located in the outer column on the inner side of the photovoltaic glass, and the aluminum alloy pressure plate and the aluminum alloy rib plate are connected together by lower bolts. The lower bolt passes through the gap between two adjacent photovoltaic glasses, the upper bolt connects the outer column and the inner column together, the upper bolt passes through the gap between two adjacent low-emissivity glasses, and PE foam is filled between the upper bolt and the low-emissivity glass; the aluminum alloy beam is installed on the inner column, the low-emissivity glass is installed on the aluminum alloy beam, and EPDM strips are filled between the upper bolt and the low-emissivity glass; a photovoltaic terminal is installed in the aluminum alloy beam, and the photovoltaic terminal is electrically connected to the junction box of the photovoltaic glass through a photovoltaic line.

2. The self-heating photovoltaic curtain wall according to claim 1, characterized in that: It also includes a sub-frame, which is fixed to the photovoltaic glass by sealant, EPDM strips are installed at both ends of the sub-frame, the aluminum alloy beam is connected to the sub-frame by connecting bolts, and a buckle cover is installed at the sub-frame.

3. The self-heating photovoltaic curtain wall according to claim 2, characterized in that: The connecting bolt passes through the gap between two adjacent low-emissivity glasses, and PE foam is filled between the connecting bolt and the low-emissivity glasses.

4. The self-heating photovoltaic curtain wall according to claim 2, characterized in that: An aluminum alloy crossbeam cover plate is detachably installed at the aluminum alloy crossbeam; an aluminum alloy column cover plate is detachably installed at the inner column, and heat dissipation holes are provided on the outer column and the auxiliary frame.

5. The self-heating photovoltaic curtain wall according to claim 3 or 4, characterized in that: An aluminum alloy buckle cover is installed on the outer side of the aluminum alloy pressing plate.

6. The self-heating photovoltaic curtain wall according to claim 5, characterized in that: The photovoltaic circuit passes through the aluminum alloy ribs and the outer columns.

7. The self-heating photovoltaic curtain wall according to claim 6, characterized in that: The low-emissivity glass is a three-glass two-cavity low-emissivity glass.

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