Photovoltaic curtain wall component

Abstract

The utility model relates to a photovoltaic curtain wall component, belongs to the field of photovoltaic building integration, and solves the problems that an existing photovoltaic curtain wall component is complex in installation process and low in installation efficiency. The photovoltaic module comprises a photovoltaic unit, a frame and a self-locking buckle. The photovoltaic unit is provided with a vertical heat dissipation channel and a transverse heat dissipation channel. The two ends of the vertical heat dissipation channel are communicated with the external environment. One end of the transverse heat dissipation channel communicates with the vertical heat dissipation channel, the other end of the transverse heat dissipation channel communicates with the external environment, and hot air in the transverse heat dissipation channel can converge into the vertical heat dissipation channel and is discharged to the external environment through the vertical heat dissipation channel; the self-locking buckle comprises a male buckle and a female buckle, and the male buckle can be inserted into the female buckle. According to the utility model, the male buckle can be inserted into the female buckle only by aligning and pressing the male buckle and the female buckle, so that the photovoltaic curtain wall component can be quickly mounted on a building wall body or a keel, and the mounting efficiency of the photovoltaic curtain wall is improved.

Description

Technical Field

[0001] The utility model relates to the field of photovoltaic building integration, in particular to a photovoltaic curtain wall component. Background Art

[0002] Dry hanging of building materials is a special construction technology in current wall decoration. It is to hang building materials such as granite and artificial marble directly on the outer surface of the building structure, so as to play the role of beauty, sound insulation, waterproofing and decoration. In addition, the exterior wall of the building can receive sufficient sunlight, which will become an important application scenario for photovoltaic power generation.

[0003] Building integrated photovoltaics (BIPV) integrates solar power generation products (photovoltaic cell modules) into buildings, which not only changes the appearance of the building, but also generates electricity for the building. After the photovoltaic cell modules are integrated with the building substrate, the photovoltaic cell modules can maintain stable and long-term power generation without changing the original performance of the substrate.

[0004] In the prior art, when photovoltaic curtain wall components are dry-hung on building walls, they are generally installed and fixed by bolts, and the installation process is complicated and the installation efficiency is low. Utility Model Content

[0005] In view of the above analysis, the utility model aims to provide a photovoltaic curtain wall component to solve the problems of complex installation process and low installation efficiency of existing photovoltaic curtain wall components.

[0006] The purpose of this utility model is mainly achieved through the following technical solutions:

[0007] A photovoltaic curtain wall component comprises a photovoltaic unit, a frame and a self-locking buckle, wherein the frame is arranged on the photovoltaic unit, the self-locking buckle is installed on the frame, and the self-locking buckle is used to install the photovoltaic curtain wall component on a building wall or a keel; the photovoltaic unit package comprises a heat dissipation channel, the heat dissipation channel comprises a vertical heat dissipation channel and a horizontal heat dissipation channel, and the vertical heat dissipation channel is connected with the horizontal heat dissipation channel; the horizontal heat dissipation channel comprises an inclined section, and the inclined section is inclined along the flow direction of hot air in the vertical heat dissipation channel; the self-locking buckle comprises a male buckle and a female buckle, the male buckle is installed on the frame, the female buckle is installed on the building wall or the keel, and the male buckle can be inserted into the female buckle.

[0008] Furthermore, the inclined section is arc-shaped; and the vertical heat dissipation channels and the horizontal heat dissipation channels form a heat dissipation channel network.

[0009] Furthermore, the heat dissipation channel further comprises a connecting pipe, and a hot air outlet of the connecting pipe is arranged in a staggered manner with a hot air outlet of the transverse heat dissipation channel.

[0010] Furthermore, the female buckle comprises a female buckle body, a locking cavity is provided on the female buckle body, and a locking groove is provided on the locking cavity.

[0011] Furthermore, the male buckle comprises a male buckle body, a locking pin and a tensioning spring, and the male buckle body can be inserted into the locking cavity.

[0012] Furthermore, a mounting groove is provided on the male buckle body, and the locking pin and the tensioning spring are both installed in the mounting groove.

[0013] Further, the locking pin slides in the installation groove and can be inserted into the locking groove.

[0014] Furthermore, one end of the tensioning spring is fixedly connected to the mounting groove, and the other end is fixedly connected to the locking pin, and the tensioning spring always applies an elastic thrust to the locking pin.

[0015] Furthermore, the frame is provided with a first through hole, a second through hole and a third through hole.

[0016] Furthermore, the first through hole and the second through hole are both arranged opposite to the vertical heat dissipation channel, and the third through hole is arranged opposite to the horizontal heat dissipation channel.

[0017] The technical solution of the utility model can achieve at least one of the following effects:

[0018] (1) The utility model relates to a photovoltaic curtain wall component, which is provided with a self-locking buckle. The male buckle can be inserted into the female buckle only by aligning the male buckle with the female buckle and pressing, so that the photovoltaic curtain wall component can be quickly installed on the building wall or keel, thereby improving the installation efficiency of the photovoltaic curtain wall.

[0019] (2) The utility model also provides a vertical heat dissipation channel and a horizontal heat dissipation channel on the substrate, both ends of the vertical heat dissipation channel are connected to the external environment; one end of the horizontal heat dissipation channel is connected to the vertical heat dissipation channel, and the other end is connected to the external environment. The hot air in the horizontal heat dissipation channel can converge into the vertical heat dissipation channel and be discharged to the external environment through the vertical heat dissipation channel, thereby shortening the airflow path, reducing the flow resistance of the hot air in the heat dissipation channel, and thus improving the fluidity of the hot air in the heat dissipation channel. The heat generated by the photovoltaic cell module can be brought to the external environment in time, thereby improving the heat dissipation efficiency, and can effectively prevent the temperature of the photovoltaic cell module from rising, thereby avoiding the decrease in photoelectric conversion efficiency.

[0020] (3) The utility model has the horizontal heat dissipation channel including a horizontal section and an inclined section, the inclined section is connected to the vertical heat dissipation channel, and the inclined section is inclined along the flow direction of the hot air in the vertical heat dissipation channel, which can prevent the hot air in the vertical heat dissipation channel from flowing back into the horizontal heat dissipation channel, thereby reducing the resistance of the hot air in the horizontal heat dissipation channel to converge into the vertical heat dissipation channel, and further improving the rate at which the hot air in the horizontal heat dissipation channel converges into the vertical heat dissipation channel.

[0021] In the present invention, the above-mentioned technical solutions can also be combined with each other to achieve more preferred combination solutions. Other features and advantages of the present invention will be described in the subsequent description, and some advantages can become obvious from the description, or can be understood by implementing the present invention. The purpose and other advantages of the present invention can be achieved and obtained through the contents specifically pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are only used for the purpose of illustrating specific embodiments and are not to be considered as limiting the present invention. In the entire drawings, the same reference symbols represent the same components.

[0023] Figure 1 It is a schematic structural diagram of a photovoltaic curtain wall component in an embodiment of the utility model;

[0024] Figure 2 It is a schematic diagram of the structure of the self-locking buckle in the embodiment of the utility model;

[0025] Figure 3 It is a schematic diagram of the structure of the photovoltaic unit in the embodiment of the utility model;

[0026] Figure 4 It is one of the cross-sectional views of the photovoltaic unit in the embodiment of the utility model;

[0027] Figure 5 The second cross-sectional view of the photovoltaic unit in the embodiment of the utility model

[0028] Figure 6 It is a schematic structural diagram of a frame in an embodiment of the utility model.

[0029] Reference numerals:

[0030] 1-photovoltaic unit; 11-photovoltaic cell assembly; 111-transparent protective layer; 112-photovoltaic cell layer; 113-water-blocking packaging board; 114-first adhesive film layer; 115-second adhesive film layer; 12-thermal conductive layer; 13-substrate; 131-heat dissipation channel; 1311-vertical heat dissipation channel; 1312-lateral heat dissipation channel; 1313-connecting pipe; 132-wire trough; 14-insulating layer; 15-junction box; 2-frame; 21-upper frame; 211-first through hole; 22-lower frame; 221-second through hole; 23-side frame; 231-third through hole; 3-self-locking buckle; 31-male buckle; 311-male buckle body; 312-locking pin; 313-tightening spring; 32-female buckle; 321-female buckle body; 3211-locking cavity; 3212-locking groove. DETAILED DESCRIPTION

[0031] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present invention and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not used to limit the scope of the present invention.

[0032] Example 1

[0033] A specific embodiment of the utility model discloses a photovoltaic curtain wall component, such as Figure 1 As shown, it includes a photovoltaic unit 1, a frame 2 and a self-locking buckle 3. The frame 2 is wrapped around the side walls of the photovoltaic unit 1, and the self-locking buckle 3 is installed on the frame 2. The photovoltaic curtain wall component can be quickly installed on the building wall or keel through the self-locking buckle 3, thereby realizing the rapid installation of the photovoltaic curtain wall component.

[0034] Preferably, if Figure 2 As shown, the self-locking buckle 3 includes a male buckle 31 and a female buckle 32, the male buckle 31 is fixedly mounted on the frame 2, and the female buckle 32 is fixedly mounted on the building wall or keel, the male buckle 31 can be quickly inserted into the female buckle 32, and the photovoltaic curtain wall component can be quickly installed on the building wall or keel. Compared with the prior art, this embodiment provides a self-locking buckle 3, and only needs to align the male buckle 31 with the female buckle 32 and press it to insert the male buckle 31 into the female buckle 32 to achieve rapid installation of the photovoltaic curtain wall component on the building wall or keel, thereby improving the installation efficiency of the photovoltaic curtain wall.

[0035] Preferably, a plurality of the self-locking buckles 3 are provided, and the plurality of the self-locking buckles 3 are evenly arranged on the frame 2 .

[0036] Preferably, the female buckle 32 includes a female buckle body 321, a locking cavity 3211 is provided on the female buckle body 321, and a locking groove 3212 is provided on the locking cavity 3211; the male buckle 31 includes a male buckle body 311, a locking pin 312 and a tightening spring 313, and the male buckle body 311 can be inserted into the locking cavity 3211 to limit the male buckle body 311 to move in a plane parallel to the plane where the photovoltaic unit 1 is located; the male buckle body 311 is provided with a mounting groove, the locking pin 312 and the tightening spring 313 are all installed in the installation groove, and the locking pin 312 can slide in the installation groove and can also be inserted into the locking groove 3212 to limit the movement of the male buckle body 311 away from the front of the building or the keel; one end of the tightening spring 313 is fixedly connected to the bottom surface of the installation groove, and the other end is fixedly connected to the locking pin 312. The elastic thrust applied to the locking pin 312 by the tightening spring 313 is tightened to the locking groove 3212 to prevent the locking pin 312 from falling out of the locking groove 3212.

[0037] Preferably, if Figure 3 and Figure 4 As shown, the photovoltaic unit 1 includes a photovoltaic cell assembly 11, a thermal conductive layer 12, a substrate 13 and a junction box 15. The photovoltaic cell assembly 11 and the thermal conductive layer 12 are stacked on the upper surface of the substrate 13 from top to bottom, and the junction box 15 is installed on the back of the substrate 13. The junction box 15 is connected to the photovoltaic cell assembly 11; the thermal conductive layer 12 is used to conduct the heat generated by the photovoltaic cell assembly 11 to the substrate 13, and dissipate the heat through the substrate 13 to reduce the temperature of the photovoltaic cell assembly 11 and improve the power generation performance and stability of the photovoltaic unit.

[0038] Preferably, if Figure 5As shown, a heat dissipation channel 131 is provided on the substrate 13, and the heat dissipation channel 131 includes a vertical heat dissipation channel 1311 and a horizontal heat dissipation channel 1312 (when the photovoltaic curtain wall component is dry-hung on the building wall, the vertical heat dissipation channel 1311 extends in the vertical direction, and the horizontal heat dissipation channel 1312 extends in the horizontal direction). Both ends of the vertical heat dissipation channel 1311 are connected to the external environment, one end of the horizontal heat dissipation channel 1312 is connected to the vertical heat dissipation channel 1311, and the other end is connected to the external environment. The substrate 13 performs heat exchange with the air in the heat dissipation channel 131. The air in the vertical heat dissipation channel 1311 moves upward after being heated and is discharged to the external environment, so that the air pressure in the vertical heat dissipation channel 1311 is lower than the air pressure in the horizontal heat dissipation channel 1312, and then the hot air in the horizontal heat dissipation channel 1312 is directed to the vertical heat dissipation channel 131. 1, and simultaneously introduce external air into the horizontal heat dissipation channel 1312 to form an airflow path, and finally bring the heat of the substrate 13 to the external environment, cool the photovoltaic cell assembly 11, so as to prevent the temperature of the photovoltaic cell assembly 11 from rising and avoid the reduction of the photoelectric conversion efficiency; compared with the prior art in which a serpentine tube is provided for heat dissipation, the heat dissipation channel 131 of this embodiment does not need to be arranged in a zigzag manner, and an airflow path is formed by providing a vertical heat dissipation channel 1311 and a horizontal heat dissipation channel 1312. The flow distance of hot air in the heat dissipation channel 131 is short, thereby reducing the flow resistance of hot air in the heat dissipation channel 131, thereby improving the fluidity of hot air in the heat dissipation channel 131, and can timely bring the heat generated by the photovoltaic cell assembly 11 to the external environment, improve the heat dissipation efficiency, and can effectively prevent the temperature of the photovoltaic cell assembly 11 from rising and avoid the reduction of the photoelectric conversion efficiency.

[0039] Preferably, the transverse heat dissipation channel 1312 includes a horizontal section and an inclined section, the inclined section is connected to the vertical heat dissipation channel 1311, and the inclined section is along the flow direction of the hot air in the vertical heat dissipation channel 1311 (such as Figure 5 The vertical heat dissipation channel 1311 is inclined (in the direction of the arrow in the vertical heat dissipation channel 1311), which can prevent the hot air in the vertical heat dissipation channel 1311 from flowing back into the horizontal heat dissipation channel 1312, thereby reducing the resistance of the hot air in the horizontal heat dissipation channel 1312 to converge into the vertical heat dissipation channel 1311, and further increasing the rate at which the hot air in the horizontal heat dissipation channel 1312 converges into the vertical heat dissipation channel 1311.

[0040] Preferably, the inclined section is arc-shaped, so as to further reduce the resistance of the hot air in the horizontal heat dissipation channel 1312 when flowing into the vertical heat dissipation channel 1311, and further improve the air fluidity.

[0041] Preferably, a plurality of the vertical heat dissipation channels 1311 and the transverse heat dissipation channels 1312 are provided, and the plurality of the vertical heat dissipation channels 1311 and the plurality of the transverse heat dissipation channels 1312 form an interwoven heat dissipation channel network, thereby improving the heat exchange efficiency between the substrate 13 and the air in the heat dissipation channels 131 .

[0042] Preferably, the heat dissipation channel 131 also includes a connecting pipe 1313, which is arranged between two adjacent vertical heat dissipation channels 1311, and its two ends are respectively connected to the two adjacent vertical heat dissipation channels 1311. The connecting pipe 1313 can balance the air pressure in the two adjacent vertical heat dissipation channels 1311, thereby achieving coordinated heat dissipation of multiple vertical heat dissipation channels 1311, thereby improving the heat dissipation efficiency.

[0043] Preferably, the hot air outlet of the connecting pipe 1313 and the hot air outlet of the horizontal heat dissipation channel 1312 are staggered, so as to avoid the hot air in the horizontal heat dissipation channel 1312 interfering with the hot air in the connecting pipe 1313 flowing into the vertical heat dissipation channel 1311 when flowing into the vertical heat dissipation channel 1311, thereby accelerating the flow of hot air and improving the heat dissipation efficiency.

[0044] Preferably, the photovoltaic cell assembly 11 includes a transparent protective layer 111, a photovoltaic cell layer 112 and a water-blocking packaging plate 113 stacked in sequence from top to bottom, the transparent protective layer 111 enables sunlight to penetrate and irradiate the photovoltaic cell layer 112, and the photovoltaic cell layer 112 is used to absorb light to generate electricity; the transparent protective layer 111 is used to protect the photovoltaic cell layer 112 from external environmental erosion; the water-blocking packaging plate 113 is used to prevent water vapor contained in the substrate 13 from precipitating from the substrate 13 after being heated and invading the photovoltaic cell layer 112, causing damage to the photovoltaic cell layer 112.

[0045] Preferably, the photovoltaic cell assembly 11 also includes a first adhesive film layer 114 and a second adhesive film layer 115, the first adhesive film layer 114 is arranged between the transparent protective layer 111 and the photovoltaic cell layer 112, and the second adhesive film layer 115 is arranged between the photovoltaic cell layer 112 and the water-blocking packaging plate 113, and the first adhesive film layer 114 and the second adhesive film layer 115 are used to encapsulate the photovoltaic cell layer 112 to prevent dust, water vapor, etc. in the external environment from entering the photovoltaic cell layer 112, causing damage to the photovoltaic cell layer 112 and reducing the power generation efficiency of the photovoltaic cell layer 112.

[0046] Preferably, a wire groove 132 is provided on the back of the substrate 13 , and the wire groove 132 is used to install cables and a junction box 15 , so as to prevent the cables and the junction box 15 from protruding from the back of the substrate 13 and causing damage.

[0047] Preferably, the photovoltaic unit 1 further comprises a heat insulating layer 14, and the heat insulating layer 14 is arranged on the back side of the substrate 13, and the heat insulating layer 14 can prevent the heat in the substrate 13 from being transferred to the building wall.

[0048] Preferably, if Figure 6 As shown, the frame 2 includes an upper frame 21, a lower frame 22 and two side frames 23. The upper frame 21 is provided with a first through hole 211, and the first through hole 211 is arranged opposite to the vertical heat dissipation channel 1311, and the number of the first through holes 211 is equal to the number of the vertical heat dissipation channels 1311; the lower frame 22 is provided with a second through hole 221, and the second through hole 221 is arranged opposite to the vertical heat dissipation channel 1311, and the number of the second through holes 221 is equal to the number of the vertical heat dissipation channels 1311; the side frame 23 is provided with a third through hole 231, and the third through hole 231 is arranged opposite to the horizontal heat dissipation channel 1312, and the number of the third through holes 231 is equal to the number of the horizontal heat dissipation channels 1312.

[0049] 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 changes or substitutions that can be easily thought of by any technician familiar with the technical field within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic curtain wall component, It is characterized in that It comprises a photovoltaic unit (1), a frame (2) and a self-locking buckle (3), wherein the frame (2) is arranged on the photovoltaic unit (1), the self-locking buckle (3) is installed on the frame (2), and the self-locking buckle (3) is used to install the photovoltaic curtain wall component on a building wall or keel; The photovoltaic unit (1) comprises a heat dissipation channel (131), the heat dissipation channel (131) comprising a vertical heat dissipation channel (1311) and a horizontal heat dissipation channel (1312), the vertical heat dissipation channel (1311) being connected to the horizontal heat dissipation channel (1312); the horizontal heat dissipation channel (1312) comprising an inclined section, the inclined section being inclined along the flow direction of hot air in the vertical heat dissipation channel (1311); The self-locking buckle (3) comprises a male buckle (31) and a female buckle (32), wherein the male buckle (31) is mounted on the frame (2), and the female buckle (32) is mounted on a building wall or a keel, and the male buckle (31) can be inserted into the female buckle (32).

2. A photovoltaic curtain wall component according to claim 1, It is characterized in that The inclined section is arc-shaped; the vertical heat dissipation channel (1311) and the horizontal heat dissipation channel (1312) form a heat dissipation channel network.

3. A photovoltaic curtain wall component according to claim 2, It is characterized in that The heat dissipation channel (131) further comprises a connecting pipe (1313), and a hot air outlet of the connecting pipe (1313) is arranged in a staggered manner with a hot air outlet of the transverse heat dissipation channel (1312).

4. A photovoltaic curtain wall component according to any one of claims 1 to 3, It is characterized in that The female buckle (32) comprises a female buckle body (321), a locking cavity (3211) is provided on the female buckle body (321), and a locking groove (3212) is provided on the locking cavity (3211).

5. A photovoltaic curtain wall component according to claim 4, It is characterized in that The male buckle (31) comprises a male buckle body (311), a locking pin (312) and a tensioning spring (313), and the male buckle body (311) can be inserted into the locking cavity (3211).

6. A photovoltaic curtain wall component according to claim 5, It is characterized in that The male buckle body (311) is provided with a mounting groove, and the locking pin (312) and the tensioning spring (313) are both mounted in the mounting groove.

7. A photovoltaic curtain wall component according to claim 6, It is characterized in that The locking pin (312) slides in the mounting groove and can be inserted into the locking groove (3212).

8. A photovoltaic curtain wall component according to claim 7, It is characterized in that One end of the tensioning spring (313) is fixedly connected to the mounting groove, and the other end is fixedly connected to the locking pin (312). The tensioning spring (313) always applies an elastic thrust to the locking pin (312).

9. The photovoltaic curtain wall component according to claim 8, It is characterized in that The frame (2) is provided with a first through hole (211), a second through hole (221) and a third through hole (231).

10. A photovoltaic curtain wall component according to claim 9, It is characterized in that The first through hole (211) and the second through hole (221) are both arranged opposite to the vertical heat dissipation channel (1311), and the third through hole (231) is arranged opposite to the horizontal heat dissipation channel (1312).

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