Photovoltaic curtain wall and mounting structure thereof

Abstract

The invention discloses a photovoltaic curtain wall and a mounting structure thereof, the mounting structure comprises a stand column and a buckling part, the stand column is used for being mounted on a building facade, photovoltaic power generation glass comprises a main body part and a mounting part, the mounting part is arranged on the edge of the main body part along a first direction, and the mounting part can be placed on the top surface of the stand column. The buckling part is buckled on the mounting part, so that the photovoltaic power generation glass is fixed between the buckling part and the stand column, and the top surface of the buckling part is lower than or flush with the top surface of the main body part. According to the photovoltaic curtain wall provided by the invention, the mounting part is formed on the photovoltaic power generation glass, the photovoltaic power generation glass is fixedly mounted by buckling and pressing the mounting part through the pressing plate, the gap between the two pieces of glass is coated with the structural adhesive, and meanwhile, the cross beam is arranged for improving the supporting performance. And the structure is simple, but high supporting performance, high safety and building appearance attractiveness brought by hidden frame installation are achieved.

Description

Technical Field

[0001] The invention relates to the photovoltaic field, and in particular to a photovoltaic curtain wall and an installation structure thereof. Background Art

[0002] Solar energy is an inexhaustible renewable energy source for mankind. With the progress of the times, people combine photovoltaic technology with buildings, which can not only alleviate the electricity demand during the peak period of daytime electricity consumption, but also directly generate electricity and use it directly, reducing the loss in the process of transporting current, and also reduce the additional building space required for photovoltaic panels. At the same time, photovoltaic curtain walls can replace the original curtain walls, reduce the overall cost of the building, and generate additional continuous value.

[0003] Existing photovoltaic curtain walls are basically installed in an exposed frame manner, which requires an aluminum frame to be pressed on the glass surface, and cannot form a large flat surface, affecting the aesthetics of the building. Some photovoltaic curtain walls installed in a hidden frame manner are all supported by structural adhesives, which have high requirements on the quality of the structural adhesives and pose certain safety risks.

[0004] Therefore, the existing photovoltaic curtain wall has a low degree of integration with the existing building, the visible frame structure is uneven and unsightly in a large area, and the hidden frame structure has high cost and potential safety hazards. It is necessary to provide a photovoltaic curtain wall and its installation structure, which can be installed with a hidden frame, looks beautiful and flat, and has high safety. Summary of the invention

[0005] The object of the present invention is to provide a photovoltaic curtain wall and an installation structure thereof, which adopts hidden frame installation, has a simple structure, good support and high safety.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is to provide a mounting structure for photovoltaic power generation glass, including a column and a buckling part, the column is used to be installed on the facade of a building, the photovoltaic power generation glass includes a main body and a mounting part, the mounting part is arranged on the edge of the main body along a first direction, the mounting part can be placed on the top surface of the column, the buckling part can be buckled on the mounting part, so that the photovoltaic power generation glass is fixed between the buckling part and the column, and the top surface of the buckling part is lower than or flush with the top surface of the main body.

[0007] Furthermore, the buckling part includes a first buckling piece, a second buckling piece and a first fixing part, the first buckling piece and the second buckling piece extend along a first direction and are symmetrically arranged on both sides of the first fixing part, the first buckling piece and the second buckling piece can be buckled on the mounting parts of two adjacent photovoltaic power generation glasses respectively, and the first fixing part is installed on the column.

[0008] Furthermore, the column body is a frame with a square cross section, the top surface of the column is provided with a protruding second fixing portion, and the first fixing portion is matched and mounted on the second fixing portion.

[0009] Furthermore, it also includes a buffer component, which is arranged between the mounting portion and the first buckling component, the second buckling component and the top surface of the column, and the buffer component is tightly attached to the photovoltaic glass; the buffer component is a rubber strip, and both sides of the top surface of the column, the first buckling component and / or the second buckling component are provided with a groove matching the rubber strip, and the rubber strip is snapped into the groove.

[0010] The technical solution adopted by the present invention also provides a photovoltaic curtain wall, including the above-mentioned mounting structure and at least two pieces of photovoltaic power generation glass, the mounting portion of the photovoltaic power generation glass is installed between the top surface of the column and the buckling portion along the first direction, and the top surface of the buckling portion is lower than or flush with the top surface of the main body.

[0011] Furthermore, it also includes a supporting structure, which includes a crossbeam and at least one supporting member, the crossbeam is arranged along the second direction, the top of the crossbeam abuts against the bottom of the two adjacent photovoltaic power generation glasses, the crossbeam is cross-connected with the columns, and in the second direction, a gap is formed between the two adjacent photovoltaic power generation glasses, one end of the supporting member is connected to the crossbeam, and the other end of the supporting member extends into the gap between the two photovoltaic power generation glasses and supports the side of one of the photovoltaic power generation glasses in the second direction, and the second direction is perpendicular to the first direction.

[0012] Furthermore, the crossbeam is a frame with a "U"-shaped main cross-section, and a support plate is arranged in the frame of the crossbeam, and a groove is formed in the middle of the support plate to divide the support plate into a first support plate and a second support plate, and the bottoms of the first support plate and the second support plate form a connecting frame at the groove, and the edges of the first support plate and the second support plate protrude toward the top surface to form a supporting rib; the supporting member includes a first connecting portion, a second connecting portion and a supporting portion, the first connecting portion extends into the groove into the connecting frame and abuts against the lower surface of the support rib on one side, the lower surface of the second connecting portion abuts against the upper surface of the support rib on the other side, and the supporting portion abuts against the side edge of the photovoltaic power generation glass to support the photovoltaic power generation glass.

[0013] Furthermore, a first support frame and a second support frame are also arranged in the frame of the crossbeam, the first support frame is mounted on the first support plate, the second support frame is mounted on the second support plate, and buffer rubber strips are tightly arranged between the top surface of the first support frame and the bottom surface of the photovoltaic power generation glass, and between the top surface of the second support frame and the bottom surface of the photovoltaic power generation glass.

[0014] Furthermore, it also includes a pressing block, a screw and a nut, the nut is clamped in the connecting frame, the pressing block includes a first crimping part and a second crimping part, the top surface of the first crimping part has a groove, the bottom edge of the first crimping part is provided with a convex strip, which is matched and clamped with the support rib, the second crimping part extends into the first support frame or the second support frame and crimps the first support frame or the second support frame to the first support plate or the second support plate, the screw penetrates the groove and is connected to the nut, so that the pressing block locks the first support frame on the first support plate and locks the second support frame on the second support plate.

[0015] Furthermore, the bottom of the mounting portion of the photovoltaic power generation glass is flush with the bottom of the main body, the top of the mounting portion is lower than the top of the main body to form a step shape, a rubber strip is installed on the buckling portion and the top surface after the rubber strip is installed is lower than or flush with the top surface of the main body; in the second direction, a cylindrical rubber strip is arranged in the gap between two adjacent pieces of photovoltaic power generation glass; and the gaps between the photovoltaic power generation glasses, the mounting structure and the supporting structure are all coated with sealant.

[0016] Compared with the prior art, the present invention has the following beneficial effects: the photovoltaic curtain wall and its installation structure provided by the present invention form an installation part at the edge of the photovoltaic power generation glass, and the installation structure includes a column and a buckling part. The buckling part buckles the installation part on the column, so that the photovoltaic power generation glass is fixed between the buckling part and the column, and the top surface of the buckling part is lower than or flush with the top surface of the main body, forming a hidden frame installation. The photovoltaic curtain wall composed of multiple photovoltaic power generation glasses is beautiful and flat, and has high safety. Therefore, the installation structure provided by the present invention is simple but has strong support, and has high safety and the beautiful appearance of the building brought by the hidden frame installation. In particular, coating structural adhesive in the gap between two adjacent photovoltaic power generation glasses and providing a supporting structure can further improve the support and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a photovoltaic curtain wall in an embodiment of the present invention; Figure 2 It is a cross-sectional schematic diagram of a photovoltaic curtain wall at the installation structure in an embodiment of the present invention; Figure 3It is a cross-sectional schematic diagram of a photovoltaic curtain wall at a supporting structure in an embodiment of the present invention; Figure 4 It is a schematic diagram of the overall structure of the installation structure in an embodiment of the present invention; Figure 5 It is a schematic diagram of the overall structure of the supporting structure in an embodiment of the present invention; Figure 6 It is a schematic diagram of the structure of the supporting member in an embodiment of the present invention; Figure 7 Schematic diagram of the structure of the pressing block in the embodiment of the present invention.

[0018] Reference numerals in the figures: 10-installation structure, 7-supporting structure, 1-column, 12-second fixing part, 13-second slot, 2-photovoltaic power generation glass, 20-main body, 21-inner glass, 211-installation part, 22-power generation chip, 23-outer glass, 3-pressing part, 31-first pressing part, 311, 321-first slot, 32-second pressing part, 33-first fixing part, 34-self-tapping screw, 4-buffer, 5-beam, 51-first support plate, 52-second support plate, 53-slot, 54- Support rib, 61-first support frame, 62-second support frame, 63-buffer rubber strip, 64-cylindrical rubber strip, 65-buffer groove, 66-buffer strip, 71-supporting member, 711-first connecting part, 712-second connecting part, 713-supporting part, 714-buffer pad, 715-boss, 716-first connecting plate, 717-second connecting plate, 8-pressing block, 81-nut, 82-screw, 83-first crimping part, 84-second crimping part, 85-convex strip, 86-groove, 9-sealant. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0020] See also Figure 1 , Figure 2 and Figure 4The present embodiment of the invention provides a photovoltaic power generation glass installation structure 10, including a column 1 and a buckling portion 3, wherein the column 1 is used to be installed on the exterior facade of a building. The photovoltaic power generation glass 2 includes a main body 20 and a mounting portion 211, wherein the mounting portion 211 is arranged at the edge of the main body 20 along a first direction, wherein the mounting portion 211 can be placed on the top surface of the column 1, and the buckling portion 3 can be buckled on the mounting portion 211, so that the photovoltaic power generation glass 2 is fixed between the buckling portion 3 and the column 1, and the top surface of the buckling portion 3 is lower than or flush with the top surface of the main body 20. Specifically, the photovoltaic power generation glass 2 includes an inner glass 21, a power generation chip 22 and an outer glass 23, wherein the power generation chip 22 is placed between the inner glass 21 and the outer glass 23. The edge of the inner glass 21 exceeds the edge of the outer glass 23 and the power generation chip 22, forming the installation portion 211. Thus, the edge of the photovoltaic glass 2 is stepped, and the buckling part 3 is installed and placed in cooperation with the column 1, so that the top surface of the buckling part 3 is lower than or flush with the top surface of the outer glass 23 after installation, achieving the effect of a hidden frame. The buckling part 3 extends along the first direction, and includes a first buckling member 31, a second buckling member 32 and a first fixing part 33. The first buckling member 31 and the second buckling member 32 are symmetrically arranged on both sides of the first fixing part 33. Further, the first buckling member 31 and the second buckling member 32 are respectively provided with first card grooves 311 and 321 along the first direction, and the buffer member 4 is installed in the first card grooves 311 and 321, and the buffer member 4 is close to the top surface of the installation part 211.

[0021] The main body of the column 1 is a frame with a square cross section, and a protruding second fixing portion 12 is provided on the top surface of the column 1, and the first fixing portion 33 is matched and mounted on the second fixing portion 12. Furthermore, the top surface of the column 1 is symmetrically provided with second card slots 13 on both sides of the second fixing portion 12, and a buffer 4 is provided in the second card slot 13, and the buffer 4 is closely attached to the bottom surface of the photovoltaic power generation glass 2, so as to firmly fix the photovoltaic power generation glass 2 between the buckling portion 3 and the column 1. In a specific embodiment, the self-tapping screw 34 passes through the first fixing portion 33 and is connected to the second fixing portion 12, so as to realize the fixed connection between the buckling portion 3 and the column 1. The buffer 4 is preferably a rubber strip.

[0022] The present embodiment provides a photovoltaic curtain wall, comprising the above-mentioned mounting structure 10 and at least two pieces of photovoltaic power generation glass 2. The mounting portion 211 of the photovoltaic power generation glass 2 is installed between the top surface of the column 1 and the buckling portion 3 along the first direction. The top surface of the buckling portion 3 is lower than or flush with the top surface of the main body 20, forming a hidden frame installation. The photovoltaic curtain wall formed by splicing multiple photovoltaic power generation glasses 2 through the mounting structure 10 has a beautiful and smooth surface and high safety.

[0023] See also Figure 1 , Figure 3 and Figure 5, further comprising a supporting structure 7, the supporting structure 7 comprising a beam 5 and at least one supporting member 71, the beam 5 being arranged along the second direction, the top of the beam 5 abutting against the bottom of two adjacent photovoltaic power generation glasses 2, the beam 5 being cross-connected with the column 1, such as Figure 4 As shown, it can also be installed on the facade of a building. In the second direction, a gap is formed between two adjacent sheets of photovoltaic power generation glass 2, one end of the supporting member 71 is connected to the crossbeam 5, and the other end of the supporting member 71 extends into the gap between the two sheets of photovoltaic power generation glass 2 and supports the side of one of the photovoltaic power generation glass 2 in the second direction, and the second direction is perpendicular to the first direction. Furthermore, the crossbeam 5 is a frame with a main cross-section in the shape of a "U", and a support plate is arranged in the frame of the crossbeam 5, and a groove 53 is formed in the middle of the support plate to divide the support plate into a first support plate 51 and a second support plate 52, and the edges of the first support plate 51 and the second support plate 52 protrude toward the top surface to form support ribs 54. A connecting frame 55 is formed downward from the slot 53, and the connecting frame 55 is used to accommodate nuts 81 and screws 82. A first supporting frame 61 is provided on the first supporting plate 51, and a second supporting frame 62 is provided on the second supporting plate 52. The first supporting frame 61 and the second supporting frame 62 are both open frames with a "U"-shaped cross-section, extending along the second direction, and the U-shaped openings of the first supporting frame 61 and the second supporting frame 62 are arranged opposite to each other. The top surfaces of the first supporting frame 61 and the second supporting frame 62 are both tightly provided with a buffer rubber strip 63 to support the photovoltaic power generation glass 2, and the bottom surface of the photovoltaic power generation glass 2 is placed on the buffer rubber strip 63. A cylindrical rubber strip 64 is provided between two adjacent photovoltaic power generation glasses 2 to further support and stabilize the photovoltaic power generation glass 2. A buffer groove 65 is provided at the bottom of the first supporting frame 61 and the second supporting frame 62, and a buffer strip 66 is provided in the buffer groove 65 to provide buffering.

[0024] Please refer to Figure 6 The supporting member 71 includes a first connecting portion 711, a second connecting portion 712 and a supporting portion 713. In a specific embodiment, the first connecting portion 711 and the second connecting portion 712 are connected by a first connecting plate 716, and the second connecting portion 712 and the supporting portion 713 are connected by a second connecting plate 717. The first connecting portion 711 and the second connecting portion 712 are substantially parallel, and the second connecting plate 717 and the supporting portion 713 are substantially perpendicular. Preferably, the first connecting portion 711, the first connecting plate 716, the second connecting plate 712, the second connecting plate 717 and the supporting portion 713 are integrally formed. Figure 3 and Figure 5As shown, the first connecting portion 711 is inserted into the slot 53 to the connecting frame 55, and the upper surface of the first connecting portion 711 abuts against the lower surface of the support rib 54 on one side, and the lower surface of the second connecting portion 712 abuts against the upper surface of the support rib 54 on the other side, and the supporting member 71 completes the fixed support under the synergistic effect. Furthermore, a boss 715 is formed on the edge of the lower surface of the second connecting portion 712 to achieve positioning support with the support rib 54. The support portion 713 is covered with a buffer pad 714 on the same side as the first connecting portion 711, and the buffer pad 714 abuts against the photovoltaic power generation glass 2 to play a buffering support role. The number of supporting members 71 can be freely configured according to the length of the beam 5 and needs.

[0025] refer to Figure 5 and Figure 7 , and also includes a pressing block 8, the pressing block 8 includes a first pressing portion 83 and a second pressing portion 84, and a convex strip 85 is provided at the bottom edge of the first pressing portion 83 to match and snap-fit ​​with the support rib 54. Figure 3 , the second crimping portion 84 extends into and crimps the first support frame 61 or the second support frame 62 onto the first support plate 51 or the second support plate 52, a groove 86 is provided on the top surface of the first crimping portion 83, the groove 86 can be used to position the self-tapping screw 82, the cross-sectional shape of the connecting frame 55 is consistent with the shape of the nut 81 and the self-tapping screw 82, the nut 81 is clamped in the connecting frame 55, the self-tapping screw 82 penetrates the groove 86 and connects with the nut 81, so that the pressing block 8 locks and fixes the first support frame 61 on the first support plate 51, and fixes the second support frame 62 on the second support plate 52. The mounting structure 1 and the supporting structure 7 provided in this embodiment are both made of aluminum alloy material, which is light and corrosion-resistant. Therefore, for the thinner groove 86, the self-tapping screw 82 can penetrate the groove 86 and the nut 81 with a little force to connect.

[0026] In a preferred embodiment, the number of the pressing blocks 8 is at least 4, and at least two pressing blocks 8 are arranged on each side of the supporting member 71. The second crimping portions 84 of the two pressing blocks 8 are arranged in opposite directions, one of which is used to crimp the first support frame 61, and the other is used to crimp the second support frame 62.

[0027] Furthermore, the gaps between the photovoltaic glass 2 and the gaps between the mounting structure 10 and the supporting structure 7 are coated with sealant 9, which further stabilizes the firmness of the product installation and improves the support and safety.

[0028] In summary, the photovoltaic curtain wall provided by the present invention forms a mounting portion at the edge of the photovoltaic power generation glass, and the mounting structure includes a column and a buckling portion. The buckling portion buckles the mounting portion on the column, so that the photovoltaic power generation glass is fixed between the buckling portion and the column, and the top surface of the buckling portion is lower than or flush with the top surface of the main body, forming a hidden frame installation. The photovoltaic curtain wall composed of multiple photovoltaic power generation glasses is beautiful and flat, and has high safety. At the same time, a supporting structure is cross-arranged, and structural adhesive is applied in the gap between two adjacent photovoltaic power generation glasses and in the gap between the mounting structure and the supporting structure, which can further improve the support and safety. Therefore, the mounting structure provided by the present invention is simple but has strong support, and has high safety and the beautiful appearance of the building brought by the hidden frame installation.

[0029] Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art may make some modifications and improvements without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the definition of the claims.

Claims

1. A photovoltaic glass installation structure, characterized in that: It includes a column and a buckling part, the column is used to be installed on the facade of a building, the photovoltaic power generation glass includes a main body and a mounting part, the mounting part is arranged on the edge of the main body along a first direction, the mounting part can be placed on the top surface of the column, the buckling part can be buckled on the mounting part, so that the photovoltaic power generation glass is fixed between the buckling part and the column, and the top surface of the buckling part is lower than or flush with the top surface of the main body.

2. The mounting structure according to claim 1, characterized in that: The buckling part includes a first buckling piece, a second buckling piece and a first fixing part. The first buckling piece and the second buckling piece extend along a first direction and are symmetrically arranged on both sides of the first fixing part. The first buckling piece and the second buckling piece can be buckled on the mounting parts of two adjacent photovoltaic power generation glasses respectively. The first fixing part is installed on the column.

3. The mounting structure according to claim 2, characterized in that: The column body is a frame with a square cross section. The top surface of the column is provided with a protruding second fixing portion, and the first fixing portion is matched and mounted on the second fixing portion.

4. The mounting structure according to claim 1, characterized in that: It also includes a buffer component, which is arranged between the mounting portion and the first buckling component, the second buckling component and the top surface of the column, and the buffer component is tightly attached to the photovoltaic glass; the buffer component is a rubber strip, and both sides of the top surface of the column, the first buckling component and / or the second buckling component are provided with a groove matching the rubber strip, and the rubber strip is snapped into the groove.

5. A photovoltaic curtain wall, characterized in that: It comprises the mounting structure according to any one of claims 1 to 5 and at least two sheets of photovoltaic power generation glass, wherein the mounting portion of the photovoltaic power generation glass is installed between the top surface of the column and the buckling portion along a first direction, and the top surface of the buckling portion is lower than or flush with the top surface of the main body.

6. The photovoltaic curtain wall according to claim 5, characterized in that: It also includes a supporting structure, which includes a crossbeam and at least one supporting member. The crossbeam is arranged along the second direction, and the top of the crossbeam abuts against the bottom of the two adjacent photovoltaic power generation glasses. The crossbeam is cross-connected with the columns. In the second direction, a gap is formed between the two adjacent photovoltaic power generation glasses. One end of the supporting member is connected to the crossbeam, and the other end of the supporting member extends into the gap between the two photovoltaic power generation glasses and supports the side of one of the photovoltaic power generation glasses in the second direction. The second direction is perpendicular to the first direction.

7. The photovoltaic curtain wall according to claim 6, characterized in that: The crossbeam is a frame with a "U"-shaped main cross-section, and a support plate is arranged in the frame of the crossbeam. A groove is formed in the middle of the support plate to divide the support plate into a first support plate and a second support plate. The bottoms of the first support plate and the second support plate form a connecting frame at the groove, and the edges of the first support plate and the second support plate protrude toward the top surface to form a supporting rib; the supporting member includes a first connecting portion, a second connecting portion and a supporting portion, the first connecting portion extends into the groove into the connecting frame and abuts against the lower surface of the support rib on one side, the lower surface of the second connecting portion abuts against the upper surface of the support rib on the other side, and the supporting portion abuts against the side edge of the photovoltaic power generation glass to support the photovoltaic power generation glass.

8. The photovoltaic curtain wall according to claim 7, characterized in that: A first support frame and a second support frame are also arranged in the frame of the crossbeam. The first support frame is mounted on the first support plate, and the second support frame is mounted on the second support plate. Buffer rubber strips are tightly arranged between the top surface of the first support frame and the bottom surface of the photovoltaic power generation glass, and between the top surface of the second support frame and the bottom surface of the photovoltaic power generation glass.

9. The photovoltaic curtain wall according to claim 8, characterized in that: It also includes a pressing block, a screw and a nut, the nut is clamped in the connecting frame, the pressing block includes a first crimping part and a second crimping part, the top surface of the first crimping part has a groove, the bottom edge of the first crimping part is provided with a convex strip, which matches and clamps with the support rib, the second crimping part extends into the first support frame or the second support frame and crimps the first support frame or the second support frame to the first support plate or the second support plate, the screw penetrates the groove and is connected to the nut, so that the pressing block locks the first support frame on the first support plate and locks the second support frame on the second support plate.

10. The photovoltaic curtain wall according to claim 6, characterized in that: The bottom of the mounting part of the photovoltaic power generation glass is flush with the bottom of the main body, the top of the mounting part is lower than the top of the main body to form a step shape, a rubber strip is installed on the buckling part, and the top surface after the rubber strip is installed is lower than or flush with the top surface of the main body; in the second direction, a cylindrical rubber strip is arranged in the gap between two adjacent photovoltaic power generation glasses; and the gaps between the photovoltaic power generation glasses, the mounting structure and the supporting structure are all coated with sealant.

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