CN115882778A

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

Info

Publication number: CN115882778A
Application number: CN202211621308.9A
Authority: CN
Inventors: 胡燕; 吴昊; 曹思远; 郭万武; 徐闯
Original assignee: Jetion Solar Jiangsu Co Ltd
Current assignee: Jetion Solar Jiangsu Co Ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-03-31

Abstract

The invention discloses a special-shaped assembly, which comprises: a photovoltaic cell; the cross section of the frame section is U-shaped, and the frame sections are sequentially connected end to end; the fastening assembly comprises a positioning rod penetrating through the photovoltaic cell, two fasteners are arranged at two ends of the positioning rod, the frame profile is clamped between the two fasteners, and at least one fastener is detachably connected with 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 comprising the special-shaped component are connected with the photovoltaic cell by adopting the frame section bar with the U-shaped cross section, and the frame section bar is clamped by the positioning rod penetrating through the photovoltaic cell and the fasteners at two ends of the positioning rod, so that the production material consumption of the frame section bar is reduced, the production cost is reduced, the weight is reduced to reduce the work burden of workers, and the carrying and the assembly are convenient on the basis of ensuring the stable structure of the special-shaped component.

Description

Special-shaped assembly and photovoltaic power generation device comprising same

Technical Field

The invention relates to the technical field of special-shaped assemblies, in particular to a special-shaped assembly and a photovoltaic power generation device comprising the same.

Background

The special-shaped photovoltaic module is mainly suitable for the top of a non-regular rectangular building, and simultaneously can enhance the aesthetic property of the top of the building while performing photovoltaic power generation to supply power to power utilization facilities in the building by adopting the special-shaped photovoltaic module.

Heterotypic photovoltaic module structure among the prior art is triangle-shaped mostly, like the chinese utility model of application number 201821957217.1 discloses a heterotypic photovoltaic module, include: section bar: the end part of the section bar is provided with a section bar tangent plane; corner connector: corresponding to the section of the section bar and mutually matched and connected; corner protection: corresponding to the corner connectors and connected in a matching way. The special-shaped photovoltaic component solves the difficulties of size design and framing of triangular, trapezoidal and other non-square structural photovoltaic components, ensures the most reasonable use area of the special-shaped photovoltaic component and ensures the compliance of a physical mechanical structure; the special-shaped photovoltaic module is ensured not to have obvious visible gaps after being installed, the connection reliability of the corners of the special-shaped photovoltaic module is ensured, the width of the glass is all conventional, and the through grooves of the current special-shaped photovoltaic module which can be produced in a large batch subsequently are triangular.

However, in the special-shaped photovoltaic module, the sectional materials need to be connected by means of the corner connectors, so that a cavity connected with the corner connectors in an assembling manner must be formed in each sectional material, the production material consumption of the sectional materials is increased, the overall weight of the sectional materials and the special-shaped module is increased, the carrying and the assembling are not facilitated, the manual installation burden is increased, and the production cost of the sectional materials is increased; moreover, when installing dysmorphism subassembly product on the photovoltaic support, need be one by one with the section bar and the photovoltaic support fixed connection of dysmorphism subassembly, the operation is complicated, has reduced the efficiency of construction.

Therefore, there is a need for improvements in the prior art of profiled elements and photovoltaic power generation devices incorporating profiled elements.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a special-shaped component and a photovoltaic power generation device comprising the special-shaped component, wherein the cost is reduced, the weight is reduced, the installation is convenient, the installation efficiency is improved, and meanwhile, the burden of workers is reduced.

In order to solve the above technical problem, the present invention provides a profile assembly, comprising:

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

the cross section of each frame section is U-shaped, the inner wall of a U-shaped opening of each frame section is hermetically connected with the side surface, the light receiving surface and the backlight surface of the photovoltaic cell, and the frame sections are three and sequentially connected end to end;

the fastening assembly is provided with three and respectively with photovoltaic cell's triangle is next-door neighbour, fastening assembly is including running through photovoltaic cell just follows the locating lever that photovoltaic cell thickness direction extends, the both ends of locating lever are provided with two fasteners, frame section bar clamp is located two between the fastener, at least one of them fastener with the connection can be dismantled to the locating lever.

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

Preferably, in order to ensure the fastening effect of the two fastening pieces on the frame profile, an elastic cushion is arranged between at least one of the two fastening pieces and the frame profile.

Preferably, in order to reinforce the stability of the connection of the three frame profiles, two adjacent positioning rods of the three positioning rods of the fastening assembly are connected through a connecting rod; the two ends of the connecting rod are provided with sleeve holes, and the two ends of the connecting rod are respectively sleeved outside the two adjacent connecting rods through the two sleeve holes.

Preferably, in order to facilitate the laying of battery pieces in the photovoltaic battery, reduce the thickness of the photovoltaic battery and reduce the overall weight of the special-shaped component, the photovoltaic battery comprises a cover plate, a first adhesive film layer, a battery layer, a second adhesive film layer and a back plate which are sequentially connected, the battery layer comprises a plurality of battery pieces, one side of the second adhesive film layer, which is back to the back plate, is provided with a plurality of laying depressions, one side of the first adhesive film layer, which is back to the cover plate, is provided with a plurality of clamping depressions, and the clamping depressions and the laying depressions are arranged oppositely and combined to form positioning cavities which correspond to and are matched with the battery pieces one by one; the cover plate, the first adhesive film layer, the second adhesive film layer and the back plate are respectively provided with a first positioning hole, a second positioning hole, a third positioning hole and a fourth positioning hole, and the first positioning hole, the second positioning hole, the third positioning hole and the fourth positioning hole are in sealed splicing fit through the positioning rods.

Preferably, in order to enhance the locking effect on the frame profile, the frame profile comprises two cross arms respectively connected with the light receiving surface and the backlight surface of the photovoltaic cell in an attaching manner, the two cross arms extend along the length direction of the frame profile, notches are formed in two ends of each of the two cross arms, and the inner walls of the notches are attached to the circumferential outer edges of the positioning rods.

In order to solve the technical problem, the invention provides a photovoltaic power generation device which comprises at least two special-shaped assemblies in any technical scheme, wherein two ends of two frame profiles are flush in six frame profiles of every two adjacent special-shaped assemblies, the two frame profiles are mutually attached, openings of the two frame profiles are arranged in a back-to-back mode, and the two special-shaped assemblies are detachably connected through a connecting assembly.

Preferably, for the convenience of can dismantle the connection through coupling assembling for two adjacent special-shaped components, with two the locating lever that the frame section bar is connected is the registration arm, coupling assembling is including setting up in adjacent two the link in special-shaped component shady face, be provided with on the link with the registration arm one-to-one and the joint complex pothook of two adjacent special-shaped components.

Preferably, in order to strengthen the locking connection effect of the connecting frame and the special-shaped assemblies, the connecting assembly further comprises a locking bolt extending along the thickness direction of the two adjacent special-shaped assemblies, the locking bolt is in threaded connection with the connecting frame, and the two adjacent special-shaped assemblies are clamped between the locking bolt and the two hook heads of the clamping hooks.

Preferably, in order to guarantee the whole aesthetic property of the photovoltaic power generation device and facilitate the installation of various different components at different positions of the connecting frame, the structures of the various different components are the same, the cross section of the photovoltaic battery of the different components along the thickness direction of the photovoltaic battery is an equilateral triangle, and the clamping hooks are detachably arranged on the connecting frame.

In summary, compared with the prior art, the special-shaped assembly and the photovoltaic power generation device comprising the special-shaped assembly are connected with the photovoltaic cell by the frame section with the U-shaped cross section, and the frame section is clamped by the positioning rod penetrating through the photovoltaic cell and the fasteners at two ends of the positioning rod, so that the production material consumption of the frame section is reduced, the production cost is reduced, the weight is reduced to reduce the workload of workers, and the carrying and the assembling are convenient on the basis of ensuring the stable structure of the special-shaped assembly.

Drawings

FIG. 1 is a schematic structural view of a profiled assembly of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an exploded view of FIG. 1 from another perspective;

FIG. 4 is a front view of FIG. 1;

FIG. 5 is a bottom view of FIG. 1;

FIG. 6 is a schematic diagram of a photovoltaic cell according to the present invention;

FIG. 7 is an exploded view of FIG. 6;

FIG. 8 is an exploded view of the alternate view of FIG. 6;

FIG. 9 is a schematic structural view of a photovoltaic power generation apparatus according to the present invention;

FIG. 10 is a schematic view of a portion of the structure of FIG. 9;

FIG. 11 is an enlarged view of portion A of FIG. 10;

FIG. 12 is an exploded schematic view of FIG. 10;

FIG. 13 is an exploded view of the alternate view of FIG. 10;

FIG. 14 is a schematic view of a portion of the structure of FIG. 12;

FIG. 15 is a schematic view of a portion of the structure of FIG. 9;

FIG. 16 is a schematic view of a portion of the structure of FIG. 9;

in the figure: 100. a photovoltaic cell; 200. frame section bar; 201. a cross arm; 202. a vertical arm; 203. a recess; 300. positioning a rod; 400. a convex plate; 500. a nut; 600. an elastic pad; 700. a connecting rod; 701. trepanning; 800. a cover plate; 801. a first positioning hole; 900. a first adhesive film layer; 901. a clamping recess; 902. a second positioning hole; 110. a battery layer; 111. a battery piece; 120. a second adhesive film layer; 121. laying a pit; 122. a third positioning hole; 130. a back plate; 131. a fourth positioning hole; 140. a connecting frame; 141. a strip-shaped opening; 142. a threaded pipe; 150. a hook; 151. a hook head; 152. a hook rod; 153. a limiting plate; 160. locking the bolt; 170. pressing a plate; 171. a positioning sleeve.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-8, the profile assembly of the present invention comprises:

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 section 200 is U-shaped, the inner wall of a U-shaped opening of the frame section 200 is hermetically connected with the side surface, the light receiving surface and the backlight surface of the photovoltaic cell 100, and the frame sections 200 are three and are sequentially connected end to end;

the fastening assembly is provided with three triangular close-proximity parts respectively adjacent to the photovoltaic cell 100, the fastening assembly comprises a positioning rod 300 which runs through the photovoltaic cell 100 and extends along the thickness direction of the photovoltaic cell 100, two fasteners are arranged at two ends of the positioning rod 300, the frame profile 200 is clamped between the two fasteners, and at least one of the fasteners is detachably connected with the positioning rod 300.

In the special-shaped assembly of the present invention, the cross section of the photovoltaic cell 100 along the thickness direction thereof is specifically an equilateral triangle (of course, other triangles including but not limited to isosceles triangles and right-angled triangles other than equilateral triangles are possible), and after an equilateral triangle is preferably adopted, the lengths of the three side arms at the circumferential outer edge of the photovoltaic cell 100 are made to be the same, so that the three frame profiles 200 connected to the photovoltaic cell 100 have the same length, which facilitates assembly and connection.

The frame section bar 200 comprises two cross arms 201 and a vertical arm 202 integrally connected between the two cross arms 201, the vertical arm 202 and the two cross arms 201 uniformly extend in parallel to the length direction of the frame section bar 200, after the vertical arm 202 is connected with the two cross arms 201, the frame section bar 200 is provided with a U-shaped opening, when the frame section bar 200 is connected with the photovoltaic cell 100, the vertical arm 202 is in sealing fit connection with one side wall of the peripheral outer edge of the photovoltaic cell 100, and the two cross arms 201 are respectively in sealing fit connection with a light receiving surface (namely the front surface, the surface for receiving sunlight) and a backlight surface (namely the reverse surface, the surface opposite to the sunlight) of the photovoltaic cell 100.

The fastening components are three in number, are respectively arranged at the adjacent positions of the triangular positions of the photovoltaic cells 100 in a one-to-one correspondence mode, specifically comprise positioning rods 300, the positioning rods 300 extend along the thickness direction of the photovoltaic cells 100 and penetrate through the photovoltaic cells 100, fasteners are installed at the two ends of the positioning rods 300, one of the fasteners is detachably connected with the end portions of the positioning rods 300, the frame section bars 200 are conveniently clamped, and therefore fixing of the special-shaped components is achieved.

Compared with the prior art, in the invention, the cross section of the frame section bar 200 is of a U-shaped structure, a cavity or an assembly cavity is not required to be arranged on the frame section bar 200, so that the card can be clamped into the corner connector to be connected with the adjacent frame section bar 200, the production material consumption of the frame section bar 200 is greatly reduced, the production cost of the frame section bar 200 and the special-shaped assembly is reduced, the weight of the frame section bar 200 is reduced, the installation and the transportation are convenient, the assembly efficiency is improved, the positioning rod 300 penetrates through the photovoltaic cell 100 in the thickness direction, the fasteners are arranged at two ends of the positioning rod 300, the frame section bar 200 is clamped by using the two fasteners, the connection tightness among the three frame section bars 200 is ensured, and the structural strength of the special-shaped assembly is further enhanced.

In a preferred embodiment, the two fasteners are a protruding plate 400 integrally connected to the positioning rod 300 and a nut 500 threadedly connected to 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 back 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, the convex plate 400 abuts against the adjacent end part of the cross arm 201 of the two frame profiles 200 on the back surface side of the photovoltaic cell 100, and the nut 500 abuts against the adjacent end part of the cross arm 201 of the two frame profiles 200 on the light receiving surface side of the photovoltaic cell 100.

During assembly, the positioning rod 300 penetrates through the photovoltaic cell 100 from the backlight surface of the photovoltaic cell 100, the convex plate 400 integrally connected with the positioning rod 300 is abutted against the cross arms 201 on the two frame profiles 200 on the backlight surface of the photovoltaic cell 100, the nut 500 is screwed into the end part of the positioning rod 300 to enable the nut 500 to lean against the light receiving surface of the photovoltaic cell 100, finally, the nut 500 is abutted against the adjacent end parts of the cross arms 201 of the two frame profiles 200 on the light receiving surface side of the photovoltaic cell 100, finally, the nut 500 and the convex plate 400 in the three fastening assemblies are matched with each other to clamp the two cross arms 201 of the frame profiles 200, and the same pair of nut 500 and the convex plate 400 can simultaneously act on the two adjacent frame profiles 200, so that the stability of the special-shaped assembly structure is ensured, the frame profiles 200 are prevented from being separated from each other, the three frame profiles 200 are sequentially connected end to end, and combined to form a triangular frame-shaped structure.

In a preferred embodiment, at least one of the two fasteners is provided with a resilient pad 600 between it and the frame profile 200. More specifically, the cross arm 201 on the backlight side of the convex plate 400 and the photovoltaic cell 100, and the cross arm 201 on the light receiving side of the photovoltaic cell 100 and the nut 500 are provided with elastic pads 600, the elastic pads 600 include but are not limited to rubber pads, silica gel pads, latex pads and other clamping pads with elastic functions, and the elastic pads 600 are annular structures and are sleeved outside the positioning rod 300 to prevent the elastic pads 600 from separating from the positioning rod 300. After the elastic cushion 600 is arranged between the two cross arms 201 of the frame profile 200 and the convex plate 400 and the nut 500 corresponding to the two cross arms 201, the convex plate 400 and the nut 500 can be ensured to transmit the locking pressure to the two cross arms 201 through the two elastic cushions 600, and the two side surfaces of one elastic cushion 600 are respectively connected with the convex plate 400 and one cross arm 201 in a sealing and laminating manner through the elastic deformation of the elastic cushion 600, and the two side surfaces of the other elastic cushion 600 are respectively connected with the nut 500 and the other cross arm 201 in a sealing and laminating manner, so that the stability of the special-shaped assembly structure is ensured, and the separation of the three frame profiles 200 is avoided.

In a preferred embodiment, among the positioning rods 300 of the three fastening assemblies, two adjacent positioning rods 300 are connected by a connecting rod 700; the two ends of the connecting rod 700 are provided with sleeve holes 701, and the two ends of the connecting rod 700 are respectively sleeved outside the two adjacent connecting rods 700 through the two sleeve holes 701.

Specifically, the number of the connecting rods 700 is three, the two ends of the connecting rod 700 are both provided with the sleeve holes 701, the sleeve holes 701 are through holes, so that the two ends of the connecting rod 700 can be sleeved outside the two positioning rods 300, the circumferential inner wall of the sleeve holes 701 is in sealing fit with the circumferential outer edges of the positioning rods 300, the two ends of the connecting rod 700 are sleeved behind the two positioning rods 300, the distance between the two positioning rods 300 is limited and fixed, when the two ends of the three connecting rods 700 are sleeved outside the positioning rods 300, a stable triangular structure is formed, and in order to prevent the connecting rod 700 from blocking the photovoltaic cell 100 from receiving light, the connecting rod 700 is 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 cell layer 110, a second adhesive film layer 120 and a back plate 130, which are connected in sequence, the cell layer 110 includes a plurality of cells 111, one side of the second adhesive film layer 120, which is opposite to the back plate 130, is provided with a plurality of laying depressions 121, one side of the first adhesive film layer 900, which is opposite to the cover plate 800, is provided with a plurality of clamping depressions 901, and the clamping depressions 901 and the laying depressions 121 are arranged opposite to each other and combined to form positioning cavities corresponding to and matching with the cells 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.

Specifically, as shown in fig. 6 to 8, three first positioning holes 801 on the cover plate 800, three second positioning holes 902 on the first adhesive film layer 900, three third positioning holes 122 on the second adhesive film layer 120, and three third positioning holes 122 on the back plate 130 are respectively located at the triangular positions of the photovoltaic cell 100, the second positioning holes 902 are separated from the clamping recesses 901, the third positioning holes 122 are separated from the laying recesses 121, and the first positioning holes 801, the second positioning holes 902, the third positioning holes 122, and the fourth positioning holes 131 are in sealed insertion fit through the positioning rods 300, so that when the cover plate 800, the first adhesive film layer 900, the second adhesive film layer 120, and the back plate 130 are connected in a stacked manner, the cover plate 800, the first adhesive film layer 900, the second adhesive film layer 120, and the back plate 130 are aligned to prevent deviation.

Laying depressions 121 are formed in the second adhesive film layer 120, the laying depressions 121 are arranged at intervals, the battery piece 111 is conveniently positioned by the laying depressions 121, and the battery piece 111 is prevented from being contacted during lamination. And utilize the tight sunken 901 of clamp on the first glued membrane layer 900 to cooperate with laying sunken 121, enclose and close the location chamber that forms and battery piece 111 adaptation, be favorable to reducing the whole thickness of photovoltaic cell 100 to alleviate the weight of photovoltaic cell 100, make things convenient for the assembly transport.

In a preferred embodiment, in the three frame profiles 200, two ends of two cross arms 201 are provided with notches 203, and inner walls of the notches 203 are attached to the circumferential outer edges of the positioning rods 300. Specifically, the shape of the notch 203 is arc-shaped, and is matched with the positioning rod 300, and after the structure is adopted, when the nut 500 is in clamping connection with the convex plate 400, the contact area between one elastic pad 600 and the cross arm 201 on the light receiving surface side of the photovoltaic cell 100 and the contact area between the other elastic pad 600 and the cross arm 201 on the backlight surface side of the photovoltaic cell 100 are increased, so that the clamping firmness of the convex plate 400 and the nut 500 on the frame section bar 200 can be enhanced.

According to the special-shaped assemblies, the invention also discloses a photovoltaic power generation device which comprises six special-shaped assemblies, as shown in fig. 9-14, two ends of two frame sectional materials 200 are flush in six frame sectional materials 200 of two adjacent special-shaped assemblies, the two frame sectional materials 200 are mutually attached, openings of the two frame sectional materials 200 are arranged back to back, and the two special-shaped assemblies are detachably connected through a connecting assembly.

Specifically, the special-shaped components are distributed in a circumferential array mode, the six special-shaped components are identical in structure, the circumferential outer edges of the six special-shaped components are provided with one overlapped side edge, and when the six special-shaped components are horizontally placed, the horizontal plane projections of the six special-shaped components are combined to form a regular hexagon. The six special-shaped components are detachably connected through the connecting component.

In the photovoltaic power generation device, the number of the special-shaped components is not limited to six, and may be other numbers, only by ensuring that, in six frame profiles 200 of two adjacent special-shaped components, one pair of frame profiles 200 have end portions flush, and openings are arranged back to back, and one surfaces of the vertical arms 202 of the pair of frame profiles 200, which are far away from the corresponding photovoltaic cells 100, are attached to each other, after the requirements are met, according to the number of the special-shaped components, the photovoltaic power generation devices of different shapes can be spliced to meet the requirements of laying surfaces of various different shapes, for example, when the number of the special-shaped components is two, as shown in fig. 10, the end portions of the circumferential outer edges of the photovoltaic power generation devices are parallelogram, when the number of the special-shaped components is three, as shown in fig. 15, the end portions of the circumferential outer edges of the photovoltaic power generation devices are isosceles trapezoid, and when the number of the special-shaped components is four, the end portions of the circumferential outer edges of the photovoltaic power generation devices are arrow-shaped as shown in fig. 16; when the number of the special-shaped assemblies is six, the end part of the peripheral outer edge of the photovoltaic power generation device is in a regular hexagon shape, and when the photovoltaic power generation device is connected with a photovoltaic power generation device consisting of other same six special-shaped assemblies, a honeycomb structure can be formed. No matter the photovoltaic power generation device is in a regular hexagon shape, a parallelogram shape, a trapezoid shape or an arrow shape, the photovoltaic power generation device can be connected with other photovoltaic power generation devices which are formed by special-shaped assemblies and have the same structure or different structures to form different shapes, and the photovoltaic power generation device can achieve different attractive decoration effects on the roof of a building while photovoltaic power generation is performed. Because heterotypic subassembly passes through coupling assembling and can dismantle the connection, conveniently adjusts the quantity of heterotypic subassembly to change photovoltaic power generation device's whole outward appearance effect, carry out corresponding decoration with the cooperation building top, moreover, the frame section bar 200 of heterotypic subassembly need not to set up the die cavity, therefore the production material reduces, has reduced manufacturing cost, and weight reduction simultaneously, thereby has alleviateed the transport assembly burden, is favorable to improving the installation effectiveness.

In a preferred embodiment, the positioning rods 300 connected with the two frame profiles 200 are positioning tubes, the connecting assembly includes a connecting frame 140 disposed on the backlight surfaces of two adjacent special-shaped assemblies, and the connecting frame 140 is provided with 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; the hook 150 is detachably disposed on the connecting frame 140.

Specifically, the positioning rods 300 in the different assemblies are positioning tubes, the hooks 150 include a limiting plate 153, the same side surface of the limiting plate 153 is vertically connected with two hook rods 152 which are distributed side by side, and one ends of the two hook rods 152, which are far away from the limiting plate 153, are respectively and integrally connected with two hook heads 151; the connecting frame 140 is annular, six strip-shaped openings 141 are distributed on the connecting frame 140, the strip-shaped openings 141 extend along the radial direction of the disc, the strip-shaped openings 141 are through holes, and the connecting frame 140 is arranged on one side of the backlight surface of the special-shaped component; the limit plate 153 abuts against one side, away from the special-shaped component, of the connecting frame 140, the two hook rods 152 of the hook 150 are respectively attached to the inner walls of the two ends of the strip-shaped opening 141 in a sealing mode, the two hook rods 152 penetrate through the inner side of the positioning pipe, the hook head 151 abuts against one end, away from the limit plate 153, of the positioning pipe, and the special-shaped component is clamped between the hook head 151 and the connecting frame 140.

After adopting above-mentioned structure, pothook 150 conveniently can dismantle with link 140 through the bar mouth 141 on the link 140 and be connected, according to the quantity of heterotypic subassembly among the photovoltaic power generation device, can wear to establish pothook 150 in the bar mouth 141 of link 140 the same quantity, utilize behind hook head 151 passes the registration arm of heterotypic subassembly, with heterotypic subassembly chucking on link 140, the connection of dismantling that heterotypic subassembly passes through link 140 has both been realized, the quantity of pothook 150 on the corresponding adjustment link 140 of quantity according to heterotypic subassembly simultaneously, assembly convenient to use, and the holistic aesthetic property of photovoltaic power generation device has been guaranteed.

In a preferred embodiment, the connecting assembly further includes a locking bolt 160 extending along the thickness direction of two adjacent profile assemblies, the locking bolt 160 is in threaded connection with the connecting frame 140, and two adjacent profile assemblies are sandwiched between the locking bolt 160 and the hook heads 151 of the two hooks 150.

Specifically, the locking bolt 160 is coaxially connected with the connecting frame 140, the inner side of the connecting frame 140 is integrally connected with the threaded pipe 142, the threaded pipe 142 is in threaded connection with the locking bolt 160, the pressure applying plate 170 is arranged between the connecting frame 140 and the special-shaped component, the side of the pressure applying plate 170 adjacent to the connecting frame 140 is provided with the positioning sleeve 171, the pressure applying plate 170 is clamped between the end portion of the locking bolt 160 and the special-shaped component, and the end portion of the locking bolt 160 is sleeved with the positioning sleeve 171.

After the structure is adopted, when the connecting frame 140 is connected with the special-shaped component, the hook 150 sequentially penetrates through the strip-shaped opening 141 and the positioning tube of the special-shaped component, the locking bolt 160 is screwed in the inner side of the threaded tube 142, the locking bolt 160 is abutted against the special-shaped component, the end part of the locking bolt 160 is positioned in the positioning sleeve 171, as the distance between the end part of the locking bolt 160 and the special-shaped component is reduced, the locking bolt 160 finally pushes the pressing plate 170 to move, the pressing plate 170 is locked on the special-shaped component, and the hook head 151 of the hook 150 is abutted against the end part of the positioning tube on the light receiving surface side of the photovoltaic cell 100, namely, the hook head 151 presses downwards in the special-shaped component, the locking bolt 160 presses upwards on the special-shaped component through the pressing plate 170, so that the special-shaped component is firmly connected with the connecting frame 140, the special-shaped component is prevented from shaking and offsetting on the connecting frame 140, and the stability of the overall structure of the photovoltaic power generation device is ensured.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

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).