CN115882778A - Special-shaped assembly and photovoltaic power generation device comprising same - Google Patents

Abstract

The invention discloses a special-shaped assembly, comprising: a photovoltaic cell; a frame profile with a U-shaped cross section connected end to end in turn; a fastening assembly, the fastening assembly includes a positioning rod that runs through the photovoltaic cell, and the two positioning rods Two fasteners are arranged at the end, and the frame profile is sandwiched between the two fasteners, and at least one of the fasteners is detachably connected to the positioning rod. The invention also discloses a photovoltaic power generation device. Compared with the prior art, the special-shaped component and the photovoltaic power generation device containing the special-shaped component of the invention adopt a U-shaped frame profile with a cross section to connect with the photovoltaic cell, and pass through the positioning bar of the photovoltaic cell and the fastener clips at both ends of the positioning bar. Tight frame profile, on the basis of ensuring the structural stability of special-shaped components, reduces the amount of production materials for frame profiles, reduces production costs, and at the same time reduces weight to reduce the workload of workers and facilitate handling and assembly.

Description

A special-shaped component and a photovoltaic power generation device including the special-shaped component

technical field

The invention relates to the technical field of special-shaped components, in particular to a special-shaped component and a photovoltaic power generation device including the special-shaped component.

Background technique

Special-shaped photovoltaic modules are photovoltaic modules with non-rectangular structures, which are mainly suitable for the top of buildings with irregular rectangles. Aesthetics at the top.

Most of the structures of special-shaped photovoltaic modules in the prior art are triangular. For example, the Chinese utility model with the application number of 201821957217.1 discloses a special-shaped photovoltaic module, including: profile: the end of the profile is provided with a profile cut surface; corner code: corresponding to the profile cut surface And cooperate and connect with each other; corner protection: correspond to the corner code and cooperate and connect with each other. This special-shaped photovoltaic module solves the difficulties in the size design of triangular, trapezoidal and other non-square photovoltaic modules and the difficulties in the frame, ensuring the most reasonable use area of this type of special-shaped photovoltaic module, and ensuring the compliance of physical and mechanical structures; not only guarantees There are no obvious gaps after installation of special-shaped photovoltaic modules, and the connection reliability of the corners of special-shaped photovoltaic modules is guaranteed. The width of the glass is all conventional sizes, which can be mass-produced in the future. The current groove of special-shaped photovoltaic modules is triangular.

However, in the above-mentioned special-shaped photovoltaic modules, since the profiles need to be connected by corner brackets, the profiles must be equipped with a cavity that is assembled and connected with the corner brackets, resulting in an increase in the amount of production materials for the profiles, which not only increases the overall weight of the profiles and special-shaped components , is not conducive to handling and assembly, increases the burden of manual installation, and increases the production cost of profiles; not only that, when installing special-shaped module products on photovoltaic supports, it is necessary to fix the profiles of special-shaped components and photovoltaic supports one by one. Complicated operation reduces construction efficiency.

Therefore, it is necessary to improve the special-shaped components and the photovoltaic power generation device containing the special-shaped components in the prior art.

Contents of the invention

The object of the present invention is to overcome the defects in the prior art, and provide a special-shaped component and a photovoltaic power generation device containing the special-shaped component that reduce cost and weight to facilitate installation, improve installation efficiency, and reduce the burden on workers.

In order to solve the above technical problems, the present invention provides a special-shaped component, including:

A photovoltaic cell, the cross section of the photovoltaic cell along its own thickness direction is triangular;

Frame profile, the cross-section of the frame profile is U-shaped, the inner wall of the U-shaped opening of the frame profile is sealed and connected to the side, light-receiving surface and backlight surface of the photovoltaic cell, and the frame profile is provided with three and connected end to end in sequence ;

Fastening components, three fastening components are provided and are respectively adjacent to the triangles of the photovoltaic cells, the fastening components include positioning rods that pass through the photovoltaic cells and extend along the thickness direction of the photovoltaic cells, the positioning Two fasteners are arranged at both ends of the rod, and the frame profile is sandwiched between the two fasteners, and at least one of the fasteners is detachably connected to the positioning rod.

Preferably, in order to further facilitate the assembly of special-shaped components, the two fasteners are respectively a convex plate integrally connected with the positioning rod and a nut threadedly connected with the positioning rod.

Preferably, in order to ensure the fastening effect of the two fasteners on the frame profile, an elastic pad is provided between at least one of the two fasteners and the frame profile.

Preferably, in order to strengthen the stability of the connection of the three frame profiles, among the positioning rods of the three fastening components, two adjacent positioning rods are connected through connecting rods; both ends of the connecting rods are provided with sleeve holes, The two ends of the connecting rod are sheathed outside two adjacent connecting rods through the two sleeve holes respectively.

Preferably, in order to facilitate the laying of battery sheets in photovoltaic cells, reduce the thickness of photovoltaic cells, and reduce the overall weight of special-shaped components, the photovoltaic cells include sequentially connected cover plates, first adhesive film layers, battery layers, and second adhesive layers. A film layer and a back plate, the battery layer includes a plurality of battery sheets, the side of the second adhesive film layer facing away from the back plate is provided with a plurality of laying depressions, the first adhesive film layer faces away from the One side of the cover plate is provided with a plurality of clamping depressions, the clamping depressions are arranged opposite to the laying depressions and combined to form a positioning cavity that corresponds to and fits the battery slices one by one; the cover plate, The first positioning hole, the second positioning hole, the third positioning hole and the fourth positioning hole are respectively arranged on the first adhesive film layer, the second adhesive film layer and the back plate, and the first positioning hole , the second positioning hole, the third positioning hole and the fourth positioning hole are sealed and inserted through the positioning rod.

Preferably, in order to enhance the locking effect on the frame profile, the frame profile includes two cross arms respectively attached to the light-receiving surface and the backlight surface of the photovoltaic cell, and both of the two cross arms are along the The profile extends in the length direction, and both ends of the two cross arms are provided with notches, and the inner walls of the notches are attached to the circumferential outer edges of the positioning rods.

In order to solve the above technical problems, the present invention provides a photovoltaic power generation device, including at least two special-shaped components described in any one of the technical solutions, among the six frame profiles of two adjacent special-shaped components, two of the two frame profiles The ends are flush, the two frame profiles are attached to each other and the openings of the two frame profiles are arranged facing away from each other, and the two special-shaped components are detachably connected through a connecting component.

Preferably, in order to facilitate the detachable connection of two adjacent special-shaped components through a connecting component, the positioning rods connected to the two frame profiles are all positioning tubes, and the connecting component includes a backlight set on two adjacent special-shaped components. The connection frame on the surface is provided with hooks corresponding to the positioning tubes of two adjacent special-shaped components and snap-fitted on the connection frame.

Preferably, in order to strengthen the locking connection effect between the connecting frame and the special-shaped components, the connecting component further includes locking bolts extending along the thickness direction of two adjacent special-shaped components, and the locking bolts are threadedly connected with the connecting frame, Two adjacent special-shaped components are sandwiched between the locking bolt and the hook heads of the two hooks.

Preferably, in order to ensure the overall aesthetics of the photovoltaic power generation device and to facilitate the installation of various shaped components on different positions of the connecting frame, the structures of the various shaped components are the same, and the cross-section of the photovoltaic cells of the shaped components along their own thickness direction is an equilateral triangle , the hook is detachably arranged on the connecting frame.

To sum up, compared with the prior art, the special-shaped component and the photovoltaic power generation device containing the special-shaped component of the present invention adopt a U-shaped frame profile with a cross section to connect with the photovoltaic cell, and pass through the positioning rod and the positioning rod that penetrate the photovoltaic cell. The fasteners at the end clamp the frame profile. On the basis of ensuring the structural stability of the special-shaped component, it reduces the amount of production materials for the frame profile and reduces the production cost. At the same time, the weight is reduced to reduce the workload of workers and facilitate handling and assembly.

Description of drawings

Fig. 1 is the structural representation of special-shaped component of the present invention;

Fig. 2 is the explosion diagram of Fig. 1;

Fig. 3 is a schematic diagram of an explosion from another perspective of Fig. 1;

Fig. 4 is the front view of Fig. 1;

Fig. 5 is the bottom view of Fig. 1;

Fig. 6 is the structural representation of photovoltaic cell of the present invention;

Fig. 7 is a schematic diagram of the explosion of Fig. 6;

Fig. 8 is an exploded schematic diagram of another perspective of Fig. 6;

Fig. 9 is a schematic structural view of the photovoltaic power generation device of the present invention;

Fig. 10 is a partial structural schematic diagram of Fig. 9;

Fig. 11 is an enlarged view of part A of Fig. 10;

Fig. 12 is a schematic diagram of the explosion of Fig. 10;

Fig. 13 is an exploded schematic diagram of another perspective of Fig. 10;

Fig. 14 is a partial structural schematic diagram of Fig. 12;

Fig. 15 is a partial structural schematic diagram of Fig. 9;

Fig. 16 is a partial structural schematic diagram of Fig. 9;

In the figure: 100, photovoltaic cell; 200, frame profile; 201, cross arm; 202, vertical arm; 203, notch; 300, positioning rod; 400, convex plate; 500, nut; Rod; 701, sleeve hole; 800, cover plate; 801, first positioning hole; 900, first film layer; 901, clamping depression; 902, second positioning hole; 110, battery layer; 111, battery sheet; 120, second film layer; 121, laying depression; 122, third positioning hole; 130, backboard; 131, fourth positioning hole; 140, connecting frame; 141, strip-shaped mouth; 142, threaded pipe; 150, Grab hook; 151, hook head; 152, hook rod; 153, limit plate; 160, locking bolt; 170, pressure plate; 171, positioning sleeve.

Detailed ways

The specific implementation manners of the present invention will be further described below in conjunction with the drawings and examples. The following examples are only used to illustrate the technical solution of the present invention more clearly, but not to limit the protection scope of the present invention.

As shown in Figures 1-8, the special-shaped component of the present invention includes:

A photovoltaic cell 100, the cross section of the photovoltaic cell 100 along its own thickness direction is triangular;

The frame profile 200, the cross section of the frame profile 200 is U-shaped, the inner wall of the U-shaped opening of the frame profile 200 is sealed and connected with the side, light-receiving surface and backlight surface of the photovoltaic cell 100, and there are three frame profiles 200 connected end to end in sequence;

Fastening assembly, three fastening assemblies are provided and are respectively adjacent to the triangle of the photovoltaic cell 100, the fastening assembly includes a positioning rod 300 extending through the photovoltaic cell 100 and extending along the thickness direction of the photovoltaic cell 100, and two ends of the positioning rod 300 are provided with two There are two fasteners, the frame profile 200 is sandwiched between the two fasteners, and at least one of the fasteners is detachably connected to the positioning rod 300 .

In the special-shaped module of the present invention, the cross-section of the photovoltaic cell 100 along its thickness direction is specifically an equilateral triangle (of course, it can also be other triangles, including but not limited to isosceles triangles and right triangles that are not equilateral triangles). After the equilateral triangle, the lengths of the three side arms on the outer edge of the photovoltaic cell 100 are the same, so that the three frame profiles 200 connected with the photovoltaic cell 100 have the same length, which is convenient for assembly and connection.

The frame profile 200 includes two cross arms 201 and a vertical arm 202 integrally connected between the two cross arms 201. The vertical arms 202 and the two cross arms 201 extend uniformly parallel to the length direction of the frame profile 200. The vertical arms 202 and the two After the two horizontal arms 201 are connected, the frame profile 200 has a U-shaped opening. When the frame profile 200 is connected to the photovoltaic cell 100, the vertical arm 202 is sealed and connected to one of the side walls of the peripheral outer edge of the photovoltaic cell 100. The two cross arms 201 are respectively sealed and bonded to the light-receiving surface (ie, the front side, the side for receiving sunlight) and the backlight side (ie, the back side, the side facing away from sunlight) of the photovoltaic cell 100 .

There are three fastening components, which are arranged one by one in the immediate vicinity of the triangular position of the photovoltaic cell 100. Specifically, the fastening component includes a positioning rod 300, which extends along the thickness direction of the photovoltaic cell 100 and penetrates the photovoltaic cell 100. , Install fasteners at both ends of the positioning rod 300, and one of the fasteners is detachably connected to the end of the positioning rod 300, so as to facilitate the clamping of the frame profile 200, thereby completing the fixing of the special-shaped component.

Compared with the prior art, in the present invention, the cross-section of the frame profile 200 is a U-shaped structure, and there is no need to provide a cavity or an assembly cavity on the frame profile 200, so as to snap into the corner code and connect with the adjacent frame profile 200, Thereby greatly reducing the production material consumption of the frame profile 200, reducing the production cost of the frame profile 200 and special-shaped components, and reducing the weight of the frame profile 200, which is convenient for installation and transportation, and is conducive to improving assembly efficiency. The positioning rod 300 runs through the positioning rod 300 in the thickness direction, fasteners are installed at both ends of the positioning rod 300, and the frame profile 200 is clamped by two fasteners to ensure the fastness of the connection between the three frame profiles 200, thereby strengthening the frame profile 200. Structural strength of shaped components.

In a preferred embodiment, the two fasteners are respectively a convex plate 400 integrally connected with the positioning rod 300 and a nut 500 threadedly connected with the positioning rod 300 .

Specifically, the two fasteners are respectively a convex plate 400 and a nut 500, the convex plate 400 is arranged on the backlight surface of the photovoltaic cell 100 and is integrally connected with the positioning rod 300, the nut 500 is arranged on the light-receiving surface of the photovoltaic cell 100, and the convex plate 400 The two frame profiles 200 are in contact with the ends adjacent to the transverse arm 201 on the backlight side of the photovoltaic cell 100 , and the nut 500 is adjacent to the transverse arm 201 of the two frame profiles 200 on the light receiving side of the photovoltaic cell 100 end abutment.

When assembling, the positioning rod 300 is inserted through the photovoltaic cell 100 from the backlight surface of the photovoltaic cell 100 , and the convex plate 400 integrally connected with the positioning rod 300 is offset against the cross arms 201 on the two frame profiles 200 on the backlight surface of the photovoltaic cell 100 After connecting, the nut 500 is screwed into the end of the positioning rod 300, so that the nut 500 is close to the light-receiving surface of the photovoltaic cell 100, and finally the nut 500 is aligned with the cross arms 201 of the two frame profiles 200 on the light-receiving surface side of the photovoltaic cell 100. The adjacent ends are abutted, and finally the nuts 500 in the three fastening components cooperate with the convex plate 400 to clamp the two cross arms 201 of the frame profile 200, and the same pair of nuts 500 and the convex plate 400 can simultaneously act on the adjacent The two frame profiles 200 of the frame ensure the stability of the special-shaped component structure and prevent the frame profiles 200 from separating from each other, so that the three frame profiles 200 are connected end to end in turn to form a triangular frame structure.

In a preferred embodiment, an elastic pad 600 is provided between at least one of the two fasteners and the frame profile 200 . More specifically, the convex plate 400 and the cross arm 201 on the side of the backlight side of the photovoltaic cell 100 and the nut 500 and the cross arm 201 on the light receiving side of the photovoltaic cell 100 are all provided with elastic pads 600, the elastic pads 600 include but are not limited to rubber Pads, silicone pads, latex pads and other clip pads with elastic function, the elastic pad 600 is a ring structure, which is sleeved outside the positioning rod 300 to prevent the elastic pad 600 from detaching from the positioning rod 300 . By setting the elastic pad 600 between the two cross arms 201 of the frame profile 200 and the convex plate 400 corresponding to the two cross arms 201 and the nut 500, it can be ensured that the convex plate 400 and the nut 500 will lock the lock through the two elastic pads 600. The tight force is transmitted on the two cross arms 201, and through the elastic deformation of the elastic pad 600 itself, the two sides of one of the elastic pads 600 are respectively connected to the convex plate 400 and one of the cross arms 201 in sealing fit, and the other elastic pad 600 The two side surfaces of the profile are respectively connected with the nut 500 and the other cross arm 201 in sealing fit, thereby ensuring the stability of the structure of the special-shaped component and avoiding the separation of the three frame profiles 200 .

In a preferred embodiment, among the positioning rods 300 of the three fastening components, two adjacent positioning rods 300 are connected by connecting rods 700; The ends are sheathed outside two adjacent connecting rods 700 through two sleeve holes 701 respectively.

Specifically, there are three connecting rods 700 in the present invention, and both ends of the connecting rod 700 are provided with sleeve holes 701, and the sleeve holes 701 are through holes, so that the two ends of the connecting rod 700 can be sleeved on the two positioning rods 300. In addition, the circumferential inner wall of the sleeve hole 701 is in sealing fit with the circumferential outer edge of the positioning rod 300, so that the two ends of the connecting rod 700 are sleeved behind the two positioning rods 300, and the distance between the two positioning rods 300 is limited and fixed. When the two ends of the three connecting rods 700 are set on the outside of the positioning rod 300 , a stable triangular structure is formed. In order to prevent the connecting rods 700 from blocking the photovoltaic cell 100 from receiving light, the connecting rods 700 are arranged on the backlight surface of the photovoltaic cell 100 .

In a preferred embodiment, the photovoltaic cell 100 includes a cover plate 800, a first adhesive film layer 900, a battery layer 110, a second adhesive film layer 120 and a back plate 130 connected in sequence, and the battery layer 110 includes a plurality of battery sheets 111 , the side of the second adhesive film layer 120 facing away from the back plate 130 is provided with a plurality of laying depressions 121, and the side of the first adhesive film layer 900 facing away from the cover plate 800 is provided with a plurality of clamping depressions 901, the clamping depressions 901 and laying The depressions 121 are arranged facing each other and are combined to form a positioning cavity corresponding to and adapted to the battery sheet 111; the cover plate 800, the first adhesive film layer 900, the second adhesive film layer 120 and the back plate 130 are respectively provided with first The positioning hole 801, the second positioning hole 902, the third positioning hole 122 and the fourth positioning hole 131, the first positioning hole 801, the second positioning hole 902, the third positioning hole 122 and the fourth positioning hole 131 are sealed by the positioning rod 300 Plug fit.

Specifically, as shown in FIGS. 6-8 , the first positioning hole 801 on the cover plate 800 , the second positioning hole 902 on the first adhesive film layer 900 , and the third positioning hole 122 on the second adhesive film layer 120 And the third positioning hole 122 on the back plate 130 is provided with three, respectively located in the triangular position of the photovoltaic cell 100, the second positioning hole 902 is separated from the clamping depression 901, the third positioning hole 122 is separated from the laying depression 121, the first The positioning hole 801, the second positioning hole 902, the third positioning hole 122 and the fourth positioning hole 131 are sealed and inserted through the positioning rod 300, so that the cover plate 800, the first adhesive film layer 900, the second adhesive film layer The film layer 120 is aligned with the back plate 130 to prevent deviation.

Laying depressions 121 are provided on the second adhesive film layer 120 , and the laying depressions 121 are arranged at intervals. The positioning of the battery sheets 111 is facilitated by the laying depressions 121 , preventing the battery sheets 111 from contacting and combining during lamination. And use the clamping depression 901 on the first adhesive film layer 900 to cooperate with the laying depression 121 to enclose and form a positioning cavity that is compatible with the battery sheet 111, which is conducive to reducing the overall thickness of the photovoltaic battery 100 and reducing the weight of the photovoltaic battery 100. The weight is convenient for assembly and handling.

In a preferred embodiment, among the three frame profiles 200 , both ends of the two transverse arms 201 are provided with notches 203 , and the inner walls of the notches 203 are in contact with the circumferential outer edges of the positioning rods 300 . Specifically, the shape of the notch 203 is arc-shaped, which is compatible with the positioning rod 300. After adopting the above structure, when the nut 500 and the convex plate 400 are clamped and connected, one of the elastic pads 600 and the light-receiving surface of the photovoltaic cell 100 The contact area of the cross arm 201 on one side and the contact area of the other elastic pad 600 and the cross arm 201 on the backlight side of the photovoltaic cell 100 are beneficial to strengthen the clamping firmness of the convex plate 400 and the nut 500 to the frame profile 200 .

According to the above-mentioned special-shaped components, the present invention also discloses a photovoltaic power generation device, as shown in Figures 9-14, which includes six of the above-mentioned special-shaped components, and among the six frame profiles 200 of two adjacent special-shaped components, two of the frames The two ends of the profiles 200 are flush, the two frame profiles 200 are attached to each other and the openings of the two frame profiles 200 are arranged facing away from each other, and the two special-shaped components are detachably connected by a connecting component.

Specifically, the circular array of special-shaped components is distributed, the structures of the six special-shaped components are the same, and the circumferential outer edges of the six special-shaped components have a coincident side. When the six special-shaped components are placed horizontally, the horizontal plane projection of the six special-shaped components Combine to form a regular hexagon. The six special-shaped components are detachably connected by connecting components.

In the above-mentioned photovoltaic power generation device, the number of special-shaped components is not limited to six, and can also be other numbers. It only needs to ensure that among the six frame profiles 200 of two adjacent special-shaped components, there is a pair of frame profiles 200 whose ends are aligned. Flat, the openings are facing away from each other, and the vertical arms 202 of the pair of frame profiles 200 are attached to the side away from the corresponding photovoltaic cell 100. After meeting the above requirements, according to the number of special-shaped components, they can be spliced to form photovoltaic power generation devices of different shapes. Satisfy the laying surface requirements of various shapes. For example, when there are two special-shaped components, as shown in Figure 10, the shape of the end of the peripheral outer edge of the photovoltaic power generation device is a parallelogram; when there are three special-shaped components , as shown in Figure 15, the shape of the end of the peripheral edge of the photovoltaic power generation device is an isosceles trapezoid, when there are four special-shaped components, the shape of the end of the peripheral edge of the photovoltaic power generation device is arrow-shaped as shown in Figure 16 ; When there are six special-shaped components, the shape of the outer edge of the photovoltaic power generation device is a regular hexagon, and when connected with other photovoltaic power generation devices composed of the same six special-shaped components, a honeycomb structure can be formed. Whether it is a regular hexagon, a parallelogram, a trapezoid or an arrow shape, the photovoltaic power generation device can be connected with other photovoltaic power generation devices with the same or different structures composed of special-shaped components to form different shapes. While performing photovoltaic power generation, It has different aesthetic and decorative effects on the roof of the building. Because the special-shaped components are detachably connected through the connecting components, it is convenient to adjust the number of special-shaped components, thereby changing the overall appearance of the photovoltaic power generation device, so as to match the corresponding decoration on the top of the building. Not only that, the frame profile 200 of the special-shaped component does not need to be provided with a cavity , so the production materials are reduced, the production cost is reduced, and the weight is reduced at the same time, thereby reducing the burden of handling and assembly, which is conducive to improving installation efficiency.

In a preferred embodiment, the positioning rods 300 connected to the two frame profiles 200 are all positioning tubes, and the connecting assembly includes a connecting frame 140 arranged on the backlight surface of two adjacent special-shaped components. The positioning tubes adjacent to the two special-shaped components are one-to-one corresponding and snap-fit hooks 150 ; the hooks 150 are detachably arranged on the connecting frame 140 .

Specifically, the positioning rods 300 in each special-shaped assembly are positioning tubes, the hook 150 includes a limiting plate 153, and the same side of the limiting plate 153 is vertically connected with two hook rods 152 distributed side by side, and the two hook rods 152 Two hook heads 151 are integrally connected to one end far away from the limiting plate 153; the connecting frame 140 is annular, and six strip-shaped openings 141 are distributed on the connecting frame 140, and the strip-shaped openings 141 extend radially along the disk. The strip opening 141 is a through hole, and the connecting frame 140 is arranged on the side of the backlight surface of the special-shaped component; the limit plate 153 abuts against the side of the connecting frame 140 away from the special-shaped component, and the two hook bars 152 of the hook 150 are respectively connected to the strip The inner walls of both ends of the shaped opening 141 are hermetically bonded, two hook rods 152 are set on the inner side of the positioning tube, the hook head 151 abuts against the end of the positioning tube away from the limit plate 153, and the special-shaped component is sandwiched between the hook head 151 and the connection Between racks 140.

After adopting the above-mentioned structure, the hook 150 is conveniently detachably connected with the connecting frame 140 through the strip-shaped openings 141 on the connecting frame 140. According to the number of special-shaped components in the photovoltaic power generation device, the same number of strip-shaped openings 141 of the connecting frame 140 can be used. Through the hook 150, use the hook head 151 to pass through the positioning tube of the special-shaped component, and clamp the special-shaped component on the connecting frame 140, which not only realizes the detachable connection of the special-shaped component through the connecting frame 140, but also facilitates the positioning of the special-shaped component according to the position of the special-shaped component. The number of hooks 150 on the connecting frame 140 is adjusted accordingly, which is convenient for assembly and use, and ensures the overall aesthetics of the photovoltaic power generation device.

In a preferred embodiment, the connecting assembly further includes locking bolts 160 extending along the thickness direction of two adjacent special-shaped components, the locking bolts 160 are screwed to the connecting frame 140, and the two adjacent special-shaped components are sandwiched between the locking Between the bolt 160 and the hook heads 151 of the two hooks 150 .

Specifically, the locking bolt 160 is connected with the connecting frame 140 on the coaxial line, and the inner side of the connecting frame 140 is integrally connected with a threaded pipe 142, and the threaded pipe 142 is threadedly connected with the locking bolt 160. The pressure applying plate 170, the side adjacent to the connecting frame 140 is provided with a positioning sleeve 171, the pressing plate 170 is sandwiched between the end of the locking bolt 160 and the special-shaped component, and the positioning sleeve 171 is sleeved at the end of the locking bolt 160.

After adopting the above-mentioned structure, when the connecting frame 140 is connected with the special-shaped component, after the hook 150 passes through the strip opening 141 and the positioning tube of the special-shaped component in turn, screw the locking bolt 160 into the inner side of the threaded pipe 142, and lock The tightening bolt 160 leans against the special-shaped assembly, and the end of the locking bolt 160 is located in the positioning sleeve 171. As the distance between the end of the locking bolt 160 and the special-shaped assembly shrinks, the locking bolt 160 finally pushes the pressure plate 170 to move, and The pressure plate 170 is locked on the special-shaped component, and at the same time, the hook head 151 of the hook 150 abuts against the end of the positioning tube on the light-receiving side of the photovoltaic cell 100, that is, at this time, the hook head 151 presses down on the special-shaped component , and the locking bolt 160 presses upwards on the special-shaped component through the pressure plate 170, and finally realizes the firm connection between the special-shaped component and the connecting frame 140, preventing the shaking and offset of the special-shaped component on the connecting frame 140, thereby ensuring the photovoltaic The stability of the overall structure of the power generation device.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and modifications can also be made. These improvements and modifications It should also be regarded as the protection scope of the present invention.

Claims (10)

1. A profile assembly, comprising:

the cross section of the photovoltaic cell (100) along the thickness direction of the photovoltaic cell (100) is triangular;

the cross section of the frame sectional material (200) is U-shaped, the inner wall of a U-shaped opening of the frame sectional material (200) is hermetically connected with the side surface, the light receiving surface and the backlight surface of the photovoltaic cell (100), and the frame sectional material (200) is provided with three parts which are sequentially connected end to end;

the photovoltaic cell frame comprises a frame section bar (200), a fastening assembly, wherein the fastening assembly is provided with three triangular close-proximity parts respectively connected with the photovoltaic cell (100), the fastening assembly comprises a positioning rod (300) penetrating through the photovoltaic cell (100) and extending along the thickness direction of the photovoltaic cell (100), two fasteners are arranged at two ends of the positioning rod (300), the frame section bar is clamped between the two fasteners, and at least one fastener is detachably connected with the positioning rod (300).

2. A profile assembly according to claim 1, wherein: the two fasteners are respectively a convex plate (400) integrally connected with the positioning rod (300) and a nut (500) in threaded connection with the positioning rod (300).

3. A profile assembly according to claim 1, wherein: and an elastic pad (600) is arranged between at least one of the two fasteners and the frame profile (200).

4. A profile assembly according to claim 1, wherein: in the positioning rods (300) of the three fastening assemblies, two adjacent positioning rods (300) are connected through a connecting rod (700); both ends of the connecting rod (700) are provided with sleeve holes (701), and both ends of the connecting rod (700) are respectively sleeved outside the two adjacent connecting rods (700) through the two sleeve holes (701).

5. A profile assembly according to claim 1, wherein: the photovoltaic cell (100) comprises a cover plate (800), a first adhesive film layer (900), a cell layer (110), a second adhesive film layer (120) and a back plate (130) which are sequentially connected, wherein the cell layer (110) comprises a plurality of cell sheets (111), one side, back to the back plate (130), of the second adhesive film layer (120) is provided with a plurality of laying depressions (121), one side, back to the cover plate (800), of the first adhesive film layer (900) is provided with a plurality of clamping depressions (901), and the clamping depressions (901) and the laying depressions (121) are arranged in a right-to-side mode and combined to form positioning cavities which correspond to and are matched with the cell sheets (111) one by one; the cover plate (800), the first adhesive film layer (900), the second adhesive film layer (120) and the back plate (130) are respectively provided with a first positioning hole (801), a second positioning hole (902), a third positioning hole (122) and a fourth positioning hole (131), and the first positioning hole (801), the second positioning hole (902), the third positioning hole (122) and the fourth positioning hole (131) are in sealing insertion fit through the positioning rod (300).

6. A profile assembly according to claim 1, wherein: the frame sectional material (200) comprises two cross arms (300) which are respectively attached and connected with a light receiving surface and a backlight surface of the photovoltaic cell (100), the two cross arms (300) extend along the length direction of the frame sectional material (200), notches (203) are formed in two ends of the two cross arms (300), and the inner walls of the notches (203) are attached to the circumferential outer edges of the positioning rods (300).

7. A photovoltaic power generation device characterized in that: comprising at least two profiled elements according to any one of claims 1 to 6, wherein, of the six frame profiles (200) of two adjacent profiled elements, the two ends of two frame profiles (200) are flush, the two frame profiles (200) are attached to each other with the openings of the two frame profiles (200) facing away from each other, and the two profiled elements are detachably connected by a connecting element.

8. The photovoltaic power generation device according to claim 7, characterized in that: and the positioning rods (300) connected with the frame profiles (200) are positioning tubes, the connecting assembly comprises connecting frames (140) arranged on the backlight surfaces of the two adjacent special-shaped assemblies, and the connecting frames (140) are provided with clamping hooks (150) which are in one-to-one correspondence with the positioning tubes of the two adjacent special-shaped assemblies and are in clamping fit with the positioning tubes.

9. The photovoltaic power generation device according to claim 8, characterized in that: the connecting assembly further comprises a locking bolt (160) extending along the thickness direction of two adjacent special-shaped assemblies, the locking bolt (160) is in threaded connection with the connecting frame (140), and the two adjacent special-shaped assemblies are clamped between the locking bolt (160) and the hook heads (151) of the two hooks (150).

10. A photovoltaic power generation device in accordance with claim 9, wherein: the structure of each special-shaped component is the same, the cross section of the photovoltaic cell (100) of each special-shaped component along the thickness direction of the photovoltaic cell is an equilateral triangle, and the clamping hooks (150) are detachably arranged on the connecting frame (140).

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