Photovoltaic power generation curtain wall installed in unit plate mode

Abstract

A photovoltaic power generation curtain wall installed in a unit plate mode comprises a civil engineering structure and a plurality of photovoltaic power generation units arranged on the civil engineering structure in a hoisting mode. The photovoltaic power generation unit comprises photovoltaic glass and a junction box connected to the back of the photovoltaic glass, photovoltaic cables used for collecting electric energy of the photovoltaic glass are connected in the junction box in a penetrating mode, and a cable bridge used for collecting the multiple photovoltaic cables is reserved on the civil engineering structure; a thermal insulation layer connected with the civil engineering structure is arranged between the civil engineering structure and the photovoltaic power generation unit, and the thermal insulation layer is provided with a threading pipe used for threading of a photovoltaic cable; compared with the prior art, the photoelectric curtain wall has the advantages that by arranging the threading pipe for threading the photovoltaic cable in the heat preservation layer, the traditional mode that wiring connection needs to be conducted in curtain wall transverse and vertical frame components in the prior art is replaced by wiring connection outside a curtain wall system in the photoelectric curtain wall part, and the difficulty of later maintenance and replacement of a photoelectric assembly is greatly reduced; and the later maintenance cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic curtain walls, in particular to a photovoltaic power generation curtain wall installed in the form of unit panels. Background Art

[0002] Photovoltaic curtain wall is a curtain wall structure that is pasted on glass and embedded between two pieces of glass. It can convert light energy into electrical energy through batteries. It is also called solar photovoltaic curtain wall. Photovoltaic curtain wall uses photovoltaic cells and photovoltaic panel technology to convert sunlight into electrical energy. Its key technology is solar photovoltaic cell technology. Solar photovoltaic cells use the photon energy of sunlight to move electrons in the irradiated electrolyte or semiconductor material, thereby generating voltage.

[0003] Solar energy is an inexhaustible energy source. In order to convert solar energy into usable energy without pollution, photovoltaic curtain wall technology came into being. Photovoltaic curtain wall is a new type of building curtain wall structure that combines traditional curtain wall with photovoltaic effect. In addition to the performance of ordinary curtain wall, the biggest feature of photovoltaic curtain wall is that it can convert light energy into electrical energy. Solar cells use the photon energy of sunlight to make the electrons of the irradiated electrolyte or semiconductor material move, thereby generating voltage.

[0004] Photovoltaic curtain walls are gaining more and more popularity as an active energy-saving technology measure, but the existing photovoltaic curtain wall installation method is mainly in the form of a frame, which has low installation efficiency, long on-site construction period, and uncontrollable overall quality.

[0005] Chinese patent number CN216721228U discloses a mounting member for fixing a photovoltaic power generation panel and a photovoltaic power generation unit curtain wall, comprising: a body, on which a slot for fixing the photovoltaic power generation panel and a fixing portion for fixing the mounting surface are provided; and a buffer layer, which is arranged on the inner surface of the slot. The mounting member is used in conjunction with the photovoltaic power generation panel, and the buffer layer separates the slot wall of the slot and the photovoltaic power generation panel.

[0006] The connection section of the photovoltaic curtain wall disclosed above is provided with a ground wire connection part and a threading hole, which makes it necessary to make wiring connections inside the vertical frame components of the curtain wall, increasing the difficulty of later maintenance and replacement of photovoltaic components, and also increasing the later maintenance costs. Utility Model Content

[0007] The utility model aims to overcome the defects in the prior art and provide a photovoltaic power generation curtain wall installed in the form of unit panels with strong earthquake resistance and low maintenance cost.

[0008] In order to achieve the above-mentioned purpose of the utility model, the utility model adopts the following technical scheme: a photovoltaic power generation curtain wall installed in the form of unit panels, including a civil structure and a plurality of photovoltaic power generation units hoistedly arranged on the civil structure; the photovoltaic power generation unit includes photovoltaic glass and a junction box connected to the back of the photovoltaic glass, photovoltaic cables for collecting electricity from the photovoltaic glass are inserted into the junction box, and a cable bridge for collecting a plurality of photovoltaic cables is reserved on the civil structure; an insulation layer connected to the civil structure is provided between the civil structure and the photovoltaic power generation unit, and a threading tube for threading the photovoltaic cables is provided on the insulation layer; a top horizontal frame connected to the photovoltaic power generation unit is provided on the top of the insulation layer, and a bottom horizontal frame plugged into the top horizontal frame is installed at the bottom of adjacent photovoltaic power generation units; a connecting horizontal frame connected to two adjacent photovoltaic power generation units is installed at the bottom of the insulation layer.

[0009] As a preferred solution of the utility model, the thermal insulation layer includes a backing plate and thermal insulation rock wool arranged on the surface of the backing plate, and the thermal insulation rock wool is located between the backing plate and the photovoltaic power generation unit.

[0010] As a preferred solution of the utility model, the threading tube is arranged through the backing plate and the thermal insulation rock wool.

[0011] As a preferred solution of the utility model, a decorative strip is provided between adjacent photovoltaic power generation units, and the decorative strip and the thermal insulation layer are located on opposite sides of the photovoltaic power generation unit.

[0012] As a preferred solution of the utility model, the top cross frame is plug-connected to the top of the photovoltaic power generation unit, and the top cross frame is fixedly connected to the top of the insulation layer by bolts.

[0013] As a preferred solution of the utility model, a top deformation cavity is formed in the middle of the top cross frame to facilitate the deformation of the top cross frame under force, and a plug-in strip is formed at the top of the top cross frame, and a plug-in groove matched with the plug-in strip is formed at the bottom of the bottom cross frame.

[0014] As a preferred solution of the utility model, the bottom cross frame is plug-connected to the bottom of the photovoltaic power generation unit, and a bottom deformation cavity is formed in the middle of the bottom cross frame to facilitate the deformation of the bottom cross frame under force.

[0015] As a preferred solution of the utility model, the connecting transverse frame is plugged into the top and bottom of two adjacent photovoltaic power generation units at the same time, and the connecting transverse frame is fixedly connected to the bottom of the insulation layer by bolts.

[0016] As a preferred solution of the utility model, a connection deformation cavity is formed in the middle of the connection transverse frame to facilitate the connection transverse frame to deform under force.

[0017] As a preferred solution of the utility model, a connector connected to the civil structure is installed on the back of the thermal insulation layer.

[0018] Compared with the prior art, the beneficial effect of the utility model is that by providing a threading tube for threading photovoltaic cables in the insulation layer, the photovoltaic curtain wall part abandons the traditional method of wiring inside the horizontal and vertical frame components of the curtain wall and changes it to wiring outside the curtain wall system, which greatly reduces the difficulty of later inspection and replacement of photovoltaic components and saves later maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a vertical cross-sectional view of the utility model;

[0020] Figure 2 yes Figure 1 A partial enlarged view of the middle A;

[0021] Figure 3 yes Figure 1 A partial enlarged view of point B in the middle;

[0022] Figure 4 It is a transverse cross-sectional view of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the utility model;

[0024] Figure 6 It is the schematic diagram of the photovoltaic system;

[0025] Figure numerals: civil structure 1, photovoltaic power generation unit 2, photovoltaic glass 21, junction box 22, photovoltaic cable 3, insulation layer 4, backing plate 41, insulation rock wool 42, wire threading tube 5, top cross frame 6, top deformation cavity 61, plug strip 62, bottom cross frame 7, bottom deformation cavity 71, plug slot 72, connecting cross frame 8, connecting deformation cavity 81, cable tray 9, decorative strip 10, connector 11. DETAILED DESCRIPTION

[0026] The embodiments of the utility model are described in detail below with reference to the accompanying drawings.

[0027] like Figure 1-Figure 6As shown, a photovoltaic power generation curtain wall installed in the form of unit panels includes a civil structure 1 and a plurality of photovoltaic power generation units 2 hoisted on the civil structure 1; the photovoltaic power generation unit 2 includes a photovoltaic glass 21 and a junction box 22 connected to the back of the photovoltaic glass 21, a photovoltaic cable 3 for collecting electrical energy from the photovoltaic glass 21 is inserted into the junction box 22, and a cable bridge 9 for gathering a plurality of photovoltaic cables 3 is reserved on the civil structure 1; an insulation layer 4 connected to the civil structure 1 is provided between the civil structure 1 and the photovoltaic power generation unit 2, and a threading tube 5 for threading the photovoltaic cables 3 is provided on the insulation layer 4; a top cross frame 6 connected to the photovoltaic power generation unit 2 is provided on the top of the insulation layer 4, and a bottom cross frame 7 plugged into the top cross frame 6 is installed at the bottom of the adjacent photovoltaic power generation units 2; a connecting cross frame 8 connected to two adjacent photovoltaic power generation units 2 is installed at the bottom of the insulation layer 4.

[0028] The civil structure 1 is constructed according to actual needs, and a number of photovoltaic power generation units 2 are spliced ​​to form a photovoltaic curtain wall structure. The junction box 22 is fixedly connected to the inside of the photovoltaic glass 21 by adhesion, and the photovoltaic cable 3 connected to the junction box 22 is electrically connected to the photovoltaic glass 21.

[0029] Several photovoltaic power generation units 2 are arranged in groups, and the photovoltaic power generation units 2 in the same string are connected in series through photovoltaic cables 3. The photovoltaic power generation units 2 in each string are then connected in parallel and converged in the cable bridge 9 and connected to the DC combiner box, and then connected to the inverter and the photovoltaic dedicated grid-connected cabinet to complete the photovoltaic grid connection.

[0030] The insulation layer 4 includes a backing plate 41 and insulation rock wool 42 arranged on the surface of the backing plate 41 . The insulation rock wool 42 is located between the backing plate 41 and the photovoltaic power generation unit 2 . The threading tube 5 is arranged through the backing plate 41 and the insulation rock wool 42 .

[0031] The insulation layer 4 has a connector 11 installed on the back thereof, which is connected to the civil engineering structure 1. The connector 11 may be a crossbeam structure, under the action of which the insulation layer 4 is fixed on the civil engineering structure 1, and a top cross frame 6 and a connecting cross frame 8 are installed on the top and bottom of the insulation layer 4, respectively. The top cross frame 6 and the connecting cross frame 8 simultaneously support and connect the same photovoltaic power generation unit 2, and under the action of the top cross frame 6, they are connected to the bottom cross frame 7 at the bottom of the adjacent photovoltaic power generation unit 2 to achieve the connection between the photovoltaic power generation unit 2 and the adjacent photovoltaic power generation unit 2, and under the action of the connecting cross frame 8, they are connected to the top of the adjacent photovoltaic power generation unit 2 to achieve the connection between the photovoltaic power generation unit 2 and the adjacent photovoltaic power generation unit 2, thereby realizing the assembly of several photovoltaic power generation units 2 to form a photovoltaic curtain wall.

[0032] A decorative strip 10 is provided between adjacent photovoltaic power generation units 2. The decorative strip 10 and the insulation layer 4 are located on opposite sides of the photovoltaic power generation unit 2. The decorative strip 10 is arranged at the joints between adjacent photovoltaic power generation units 2 to improve the connection stability between adjacent photovoltaic power generation units 2 and also have an aesthetic effect.

[0033] The top cross frame 6 is plug-in connected to the top of the photovoltaic power generation unit 2, and the top cross frame 6 is fixedly connected to the top of the insulation layer 4 by bolts. A top deformation cavity 61 is formed in the middle of the top cross frame 6 to facilitate the deformation of the top cross frame 6 under force, and a plug-in strip 62 is formed at the top of the top cross frame 6, and a plug-in groove 72 adapted to the plug-in strip 62 is formed at the bottom of the bottom cross frame 7.

[0034] The top of the top cross frame 6 is connected to the top of the insulation layer 4 and the top of the photovoltaic power generation unit 2. Under the action of the top cross frame 6, the connection between the insulation layer 4 and the photovoltaic power generation unit 2 is realized. At the same time, combined with the setting of the connecting piece 11, the photovoltaic power generation unit 2 is hoisted and set at the desired position.

[0035] The top deformation cavity 61 has a large three-dimensional adjustment range, strong displacement absorption capacity, strong earthquake resistance, and can effectively absorb inter-layer displacement and temperature deformation, and is very suitable for super high-rise buildings.

[0036] The bottom transverse frame 7 is plug-connected to the bottom of the photovoltaic power generation unit 2 , and a bottom deformation cavity 71 is formed in the middle of the bottom transverse frame 7 to facilitate the deformation of the bottom transverse frame 7 under stress.

[0037] The top of the bottom cross frame 7 is connected to the bottom of the insulation layer 4 and the bottom of the photovoltaic power generation unit 2. Under the action of the bottom cross frame 7, the connection between the insulation layer 4 and the photovoltaic power generation unit 2 is realized. At the same time, combined with the setting of the connecting piece 11, the photovoltaic power generation unit 2 is hoisted and set at the desired position. The loading of the photovoltaic power generation unit 2 is realized under the action of the bottom cross frame 7 and the top cross frame 6.

[0038] The connecting transverse frame 8 is simultaneously plugged into the top and bottom of two adjacent photovoltaic power generation units 2, and the connecting transverse frame 8 is fixedly connected to the bottom of the insulation layer 4 by bolts. A connecting deformation cavity 81 is formed in the middle of the connecting transverse frame 8 to facilitate the deformation of the connecting transverse frame 8 under stress. The connecting transverse frame 8 is simultaneously connected to two adjacent insulation layers 4 by bolts.

[0039] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention; therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

[0040] Although this article uses more of the following terms: civil structure 1, photovoltaic power generation unit 2, photovoltaic glass 21, junction box 22, photovoltaic cable 3, insulation layer 4, backing plate 41, insulation rock wool 42, threading tube 5, top cross frame 6, top deformation cavity 61, plug strip 62, bottom cross frame 7, bottom deformation cavity 71, plug slot 72, connecting cross frame 8, connecting deformation cavity 81, cable tray 9, decorative strip 10, connector 11, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A photovoltaic power generation curtain wall installed in the form of unit panels, comprising a civil engineering structure (1) and a plurality of photovoltaic power generation units (2) hoisted and arranged on the civil engineering structure (1); characterized in that: The photovoltaic power generation unit (2) comprises a photovoltaic glass (21) and a junction box (22) connected to the back of the photovoltaic glass (21), a photovoltaic cable (3) for collecting electrical energy from the photovoltaic glass (21) being inserted into the junction box (22), and a cable bridge (9) for collecting a plurality of photovoltaic cables (3) being reserved on the civil structure (1); an insulation layer (4) connected to the civil structure (1) is provided between the civil structure (1) and the photovoltaic power generation unit (2), a threading tube (5) for threading the photovoltaic cables (3) is provided on the insulation layer (4); a top horizontal frame (6) connected to the photovoltaic power generation unit (2) is provided on the top of the insulation layer (4), and a bottom horizontal frame (7) plugged into the top horizontal frame (6) is installed at the bottom of adjacent photovoltaic power generation units (2); and a connecting horizontal frame (8) connected to two adjacent photovoltaic power generation units (2) is installed at the bottom of the insulation layer (4).

2. A photovoltaic power generation curtain wall installed in the form of unit panels according to claim 1, characterized in that: The thermal insulation layer (4) comprises a backing plate (41) and thermal insulation rock wool (42) arranged on the surface of the backing plate (41), and the thermal insulation rock wool (42) is located between the backing plate (41) and the photovoltaic power generation unit (2).

3. A photovoltaic power generation curtain wall installed in the form of unit panels according to claim 2, characterized in that: The threading tube (5) is arranged through the backing plate (41) and the thermal insulation rock wool (42).

4. The photovoltaic power generation curtain wall installed in the form of unit panels according to claim 1, characterized in that: A decorative strip (10) is provided between adjacent photovoltaic power generation units (2), and the decorative strip (10) and the thermal insulation layer (4) are located on opposite sides of the photovoltaic power generation unit (2).

5. The photovoltaic power generation curtain wall installed in the form of unit panels according to claim 1, characterized in that: The top transverse frame (6) is plug-connected to the top of the photovoltaic power generation unit (2), and the top transverse frame (6) is fixedly connected to the top of the thermal insulation layer (4) by means of bolts.

6. A photovoltaic power generation curtain wall installed in the form of unit panels according to claim 5, characterized in that: A top deformation cavity (61) is formed in the middle of the top transverse frame (6) to facilitate deformation of the top transverse frame (6) under force, a plug-in strip (62) is formed at the top of the top transverse frame (6), and a plug-in groove (72) adapted to the plug-in strip (62) is formed at the bottom of the bottom transverse frame (7).

7. The photovoltaic power generation curtain wall installed in the form of unit panels according to claim 1, characterized in that: The bottom transverse frame (7) is plug-connected to the bottom of the photovoltaic power generation unit (2), and a bottom deformation cavity (71) is formed in the middle of the bottom transverse frame (7) to facilitate deformation of the bottom transverse frame (7) under stress.

8. The photovoltaic power generation curtain wall installed in the form of unit panels according to claim 1, characterized in that: The connecting transverse frame (8) is simultaneously plugged into the top and bottom of two adjacent photovoltaic power generation units (2), and the connecting transverse frame (8) is fixedly connected to the bottom of the insulation layer (4) by means of bolts.

9. A photovoltaic power generation curtain wall installed in the form of unit panels according to claim 8, characterized in that: A connection deformation cavity (81) is formed in the middle of the connection transverse frame (8) to facilitate deformation of the connection transverse frame (8) under stress.

10. The photovoltaic power generation curtain wall installed in the form of unit panels according to claim 1, characterized in that: A connecting piece (11) connected to the civil structure (1) is installed on the back of the thermal insulation layer (4).

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