CN118740012B

CN118740012B - Photovoltaic module frame

Info

Publication number: CN118740012B
Application number: CN202411226947.4A
Authority: CN
Inventors: 孙刚; 黄盛�
Original assignee: Wuxi Lishengyuan New Energy Technology Co ltd
Current assignee: Wuxi Lishengyuan New Energy Technology Co ltd
Priority date: 2024-09-03
Filing date: 2024-09-03
Publication date: 2024-12-31
Anticipated expiration: 2044-09-03
Also published as: CN118740012A

Abstract

The present invention relates to the technical field of photovoltaic module frames, and specifically to a photovoltaic module frame, including a long frame and a short frame, wherein the long frame and the short frame are formed by cold-bending a whole steel plate to have a bending portion, a first horizontal plate, a first vertical plate, a second vertical plate, a second horizontal plate and a third horizontal plate, wherein the bending portion and the first horizontal plate enclose a mounting groove, and the first horizontal plate, the first vertical plate, the second vertical plate and the second horizontal plate enclose a cavity. In the present invention, by providing a clamping portion, a limiting portion and a docking portion, when the splicing grooves of the long frame and the short frame are spliced together, the clamping portion enters the clamping groove and abuts against the baffle, so that the long frame and the short frame are connected together, and by providing a U-shaped piece, all frames between the head and tail ends are fixed, so that only the frames at the head and tail ends need to be bolted during the installation process, which greatly reduces the frequency of using bolts and improves installation efficiency.

Description

Photovoltaic module frame

Technical Field

The invention belongs to the technical field of photovoltaic module frames, and particularly relates to a photovoltaic module frame.

Background

The photovoltaic module frame is used for enhancing the mechanical load resistance of the laminated piece, protects four sides of the laminated piece, avoids the laminated piece from being broken due to external impact, is convenient for the photovoltaic module to be installed on the photovoltaic support, and needs to be filled with sealant for fixing and sealing when the photovoltaic frame is assembled with the laminated piece, so that the performance of the photovoltaic module is prevented from being influenced by water vapor infiltration.

At present, the industry photovoltaic module frame all adopts integrative extrusion structure of aluminium system, manufacturing cost is high, and technology is complicated, and secondly, when current photovoltaic module frame was assembled, directly formed interference fit behind angle sign indicating number and frame angle sign indicating number chamber, and inconvenient dismouting not only leads to photovoltaic module's whole weight increase, purchase extra angle sign indicating number accessory simultaneously, can also lead to the use cost increase of frame, again, current photovoltaic module frame passes through the bolt-up on photovoltaic support, needs carry out multiunit bolt-up work in the installation in batches, and the installation is loaded down with trivial details.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a photovoltaic module frame.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

The utility model provides a photovoltaic module frame, includes long frame and short frame, long frame and short frame all have kink, first diaphragm, first riser, second diaphragm and third diaphragm through the cold roll shaping of a whole steel sheet material, kink and first diaphragm enclose into the mounting groove, first diaphragm, first riser, second riser and second diaphragm enclose into the die cavity, the splice groove of looks adaptation has all been seted up at the both ends of long frame and short frame, the both ends outer wall of second riser all is provided with docking portion, be provided with joint portion and spacing portion on the both ends outer wall of long frame, docking portion and equal high docking groove of die cavity have been seted up on the outer wall of the second riser of long frame, the guide way has been seted up on the both ends outer wall of the second diaphragm on the short frame, the joint groove has been seted up on the both ends outer wall of the third diaphragm on the short frame, the edge of joint groove sets up joint portion and guide way, thereby the joint portion can make with the die cavity homoenergetic together with the joint portion, the joint portion is followed by the joint portion and the guide way, thereby the joint portion is good at the die cavity.

In the photovoltaic module frame, the bending part is a cold-formed double-layer steel plate, wherein the outer-layer steel plate is formed into a first vertical plate by cold-forming, the first vertical plate is formed into a second transverse plate by cold-forming, the inner-layer steel plate is formed into a first transverse plate by cold-forming, the first transverse plate is formed into a second vertical plate and a third transverse plate by cold-forming, the second transverse plate and the third transverse plate are mutually attached, and the end parts of the second transverse plate and the third transverse plate are formed into a compression buckling part by cold-forming.

In the photovoltaic module frame, through bolt holes are formed in the outer walls of the second transverse plate and the third transverse plate, and the outer wall of the compression buckling part is provided with a clearance groove in a cutting mode.

In the photovoltaic module frame, the butt joint part is formed by cutting and removing the first transverse plate and the second transverse plate part from the cavity.

In the photovoltaic module frame, the clamping portion is formed by cutting and removing the third transverse plate portion through the pressing and buckling portion, and the limiting portion is formed by cutting and removing the second transverse plate portion through the pressing and buckling portion.

In the photovoltaic module frame, the guide groove is communicated with the clamping groove, the guide groove and the clamping groove are formed by cutting, and the baffle is formed by cold bending and forming of cutting corner materials of the third transverse plate.

In the photovoltaic module frame, two U-shaped pieces are welded on the outer wall of one side of the long frame, which is far away from the compression buckling part, along the long side direction, and stop blocks are welded at the same side ends of the two U-shaped pieces.

In the photovoltaic module frame, the opening directions of the two U-shaped pieces are opposite, and the U-shaped pieces are scraps formed after cutting and processing of the pressing buckling parts.

Compared with the prior art, the invention has the beneficial effects that:

1. The novel steel material is integrally formed through the cold roll brake, so that the cost is low, the process is simple, the structural stability is high, and the environment is protected;

2. Through the bending part and the mounting groove, after the laminated piece is inserted into the mounting groove, the end part of the bending part can compress the laminated piece, so that the stability of the photovoltaic module is improved, a glue overflow area is formed by surrounding between the inner wall of the bending part and the top outer wall of the laminated piece, redundant glue can be extruded into the glue overflow area, the situation of glue overflow is avoided, the manual glue scraping cost is reduced, and the glue area of the side wall of the laminated piece can be increased;

3. Through the clamping part, the limiting part and the abutting part which are arranged, the clamping part on the long frame is inserted into the guide groove when the long frame and the short frame are assembled, the limiting part is inserted into the cavity of the short frame, after the long frame and the splicing groove of the short frame are spliced together, the clamping part enters the clamping groove and abuts against the baffle, the long frame and the short frame are connected together, the clamping part abuts against the lower outer wall of the third transverse plate of the short frame, the limiting part abuts against the upper outer wall of the second transverse plate of the short frame, limiting of the long frame and the short frame in the same plane is achieved, in addition, in the process of assembling the long frame and the short frame, the abutting part of the long frame is inserted into the cavity of the long frame through the abutting groove, the limiting effect of the long frame and the short frame is further improved, and the stability of the invention is improved;

4. Through the U-shaped pieces, the opening directions of the two U-shaped pieces on the same long frame are opposite, the long frame on one side of the frame is equivalent to the long frame on the other side of the frame to rotate for half a cycle during assembly, so that the opening directions of the U-shaped pieces on the long frames on the left side and the right side of the frame are opposite, the inserting directions of the U-shaped pieces on the left side and the right side of the frame are opposite, when the photovoltaic module frame is installed on a photovoltaic bracket, the frame at the front end is fixed on the photovoltaic bracket through bolts, then the subsequent frame is sequentially hung on the front frame through the mode of inserting the U-shaped pieces and the U-shaped pieces, after the frames at the tail end are fixed through bolts, the U-shaped pieces on the left side and the right side of the frame between the front end and the tail end are limited oppositely, and all the frames between the front end and the tail end are fixed, so that the frames at the front end and the tail end are fastened through bolts in the installation process are only needed, and the use frequency of the bolts is greatly reduced, and the installation efficiency is improved;

To sum up, through joint portion, spacing portion and the butt joint portion that sets up for after the splice groove concatenation of long frame and short frame is in the same place, joint portion gets into the joint groove and with the baffle butt, make long frame and short frame link together, through the U type spare of setting, make all frames that are located between the end to end both ends all fixed, realize only need carrying out bolt-up to the frame at end to end both ends in the installation, greatly reduced bolt frequency of use, improved installation effectiveness.

Drawings

Fig. 1 is a perspective view of the whole structure of the present invention.

Fig. 2 is a schematic cross-sectional view of a long and short frame of the present invention.

Fig. 3 is a schematic perspective view of a long frame of the present invention.

Fig. 4 is an enlarged view of the structure at a of fig. 3.

Fig. 5 is a schematic perspective view of a short frame of the present invention.

Fig. 6 is an enlarged view of the structure at B of fig. 5.

Fig. 7 is a perspective cross-sectional view showing an assembled state of the long side frame and the short side frame of the present invention.

Fig. 8 is a schematic perspective view of a U-shaped member according to the present invention.

Fig. 9 is a plan view schematically showing the installation state of the whole structure of the present invention.

Fig. 10 is an enlarged view of the structure at C of fig. 9.

In the figure, 1, a long frame, 11, a U-shaped part, 12, a stop block, 13, a clamping part, 14, a limiting part, 15, a butt joint groove, 2, a short frame, 21, a guide groove, 22, a clamping groove, 23, a baffle plate, 3, a bending part, 4, a first transverse plate, 34, a mounting groove, 5, a first vertical plate, 6, a second vertical plate, 61, a butt joint part, 7, a second transverse plate, 47, a cavity, 8, a third transverse plate, 78, a pressing buckling part, 9, a bolt hole, 91, a position avoidance groove, 92, a splicing groove, 10, a lamination part, 210 and a glue overflow area.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1 to 10, the present invention provides a technical solution: the utility model provides a photovoltaic module frame, including long frame 1 and short frame 2, long frame 1 and short frame 2 all have kink 3 through the cold roll shaping of a whole steel sheet material, first diaphragm 4, first riser 5, second riser 6, second diaphragm 7 and third diaphragm 8, kink 3 encloses into mounting groove 34 with first diaphragm 4, first riser 5, second riser 6 and second diaphragm 7 enclose into die cavity 47, splice groove 92 of looks adaptation has all been seted up at long frame 1 and short frame 2's both ends, the both ends outer wall of second riser 6 all is provided with docking portion 61, be provided with joint portion 13 and spacing portion 14 on long frame 1's the both ends outer wall, docking portion 61 and die cavity 47 equihigh docking groove 15 have been seted up on long frame 1's the outer wall of second riser 6, docking portion 61 and die cavity 47 and docking groove 15 homoenergetic adaptation, guide slot 21 has been seted up on the both ends outer wall of second diaphragm 7 on short frame 2, the outer wall 8 on short frame 2 has set up joint portion 22 and has been set up joint portion 22 with the die cavity 47 homoenergetic, thereby joint portion 22 has set up joint portion 22 with the joint portion 13, thereby, joint portion 23 can make with the both ends of short frame 2, and well joint portion 23, thereby joint portion 23 has joint portion 23.

During assembly, the clamping part 13 on the long frame 1 is inserted into the guide groove 21, the limiting part 14 is inserted into the cavity 47 of the short frame 2, at this time, the clamping part 13 is elastically deformed and pushed down to avoid a position, after the long frame 1 and the splicing groove 92 of the short frame 2 are spliced together, the clamping part 13 enters the clamping groove 22 and is abutted to the baffle 23 after elastic deformation is recovered, the long frame 1 and the short frame 2 are connected together, the limiting part 14 is abutted to the lower outer wall of the third transverse plate 8 of the short frame 2 through the clamping part 13, the limiting part 14 is abutted to the upper outer wall of the second transverse plate 7 of the short frame 2, the long frame 1 and the short frame 2 are limited in the same plane, in addition, in the assembly process of the long frame 1 and the short frame 2, the abutting part 61 on the long frame 1 is inserted into the cavity 47 of the short frame 2, the abutting part 61 of the short frame 2 is inserted into the cavity 47 of the long frame 1 through the abutting part 15, the two abutting parts 61 are distributed in a staggered mode, the upper end and the lower end of the abutting part 61 is abutted to the inner wall of the short frame 47, the upper end and the lower end of the abutting part 61 is abutted to the inner wall of the long frame 47, the upper end and the lower end of the short frame 1 is abutted to the upper end of the long frame 1 and the lower end of the short frame 2 is abutted to the upper end of the long frame 2, and the lower end of the abutting part is not required to be dismounted, and the additional operation of the limiting part is easy, and the effect is easy, and the operation is achieved, and the stability is only can be achieved when the side is easy, and is required to be disassembled.

In the disassembly and assembly process, the clamping part 13 can elastically deform, fatigue fracture of the clamping part 13 can occur in the long-term use process, and the clamping part 13 is formed by cutting and processing the compression buckling part 78, so that the clamping part 13 can be directly replaced by cutting leftover materials of the compression buckling part 78, and when in maintenance, only a new clamping part 13 is needed to be welded, and the maintenance cost is low.

Specifically, the bending part 3 is a double-layer steel plate formed by cold bending, wherein the outer-layer steel plate is formed into a first vertical plate 5 by cold bending, the first vertical plate 5 is formed into a second horizontal plate 7 by cold bending, the inner-layer steel plate is formed into a first horizontal plate 4 by cold bending, the first horizontal plate 4 is formed into a second vertical plate 6 and a third horizontal plate 8 by cold bending, the second horizontal plate 7 and the third horizontal plate 8 are mutually attached, the end parts of the second horizontal plate 7 and the third horizontal plate 8 are formed into a compression buckling part 78 by cold bending, through bolt holes 9 are formed in the outer walls of the second horizontal plate 7 and the third horizontal plate 8, a clearance groove 91 is cut in the outer wall of the compression buckling part 78, the butt joint part 61 is formed by cutting and removing the first horizontal plate 4 and the second horizontal plate 7 by the cavity 47, the clamping part 13 is formed by cutting and removing the third horizontal plate 8 by the compression buckling part 78, the limiting part 14 is formed by cutting and removing the second horizontal plate 7 by the clamping groove 21, the guide groove 21 and the clamping groove 22 are communicated, and the guide groove 21 and the clamping groove 22 are formed by cutting and the third horizontal plate 8 by cutting and forming a cold bent material.

The kink 3 is cold bending fashioned double-deck steel sheet, and photovoltaic frame stacks the transportation in-process, kink 3 non-deformable, and then make laminate 10 can not be crushed, and the inner wall of kink 3 is the curved surface for after laminate 10 inserts mounting groove 34, the tip of kink 3 can compress tightly laminate 10, improves photovoltaic module's stability, encloses into glue overflow district 210 between the inner wall of kink 3 and the top outer wall of laminate 10, makes unnecessary glue can be extruded into in glue overflow district 210, avoids taking place the circumstances that glue overflowed, reduces artifical frictioning cost, and can increase the viscose area of laminate 10 lateral wall.

The overall weight of the frame can be reduced while the strength of the frame can be ensured through the arranged cavity 47, the redundant parts at the bottoms of the long side frame 1 and the short side frame 2 are removed through cutting, and only the clearance groove 91 formed by the part where the bolt hole 9 is reserved, so that the overall weight of the frame can be reduced, shielding to the back of the photovoltaic module can be reduced, and the light utilization rate is improved.

The pressing and buckling part 78 can strengthen the two ends of the steel plate so as to prevent the photovoltaic frame from scattering, and other processing modes such as welding are not needed, so that the integrated forming is low in cost and simple in process.

Specifically, two U-shaped pieces 11 are welded on the outer wall of one side of the long frame 1 far away from the pressing and buckling part 78 along the long side direction, stop blocks 12 are welded at the ends of the same side of the two U-shaped pieces 11, the opening directions of the two U-shaped pieces 11 are opposite, and the U-shaped pieces 11 are leftover materials formed after the pressing and buckling part 78 is cut and processed.

Through the dog 12 that sets up for two U type pieces 11 of pegging graft each other can spacing each other, and U type piece 11 is for compressing tightly the leftover bits that form after buckling parts 78 cutting processing, improves the utilization ratio of steel sheet material, has further reduced the manufacturing cost of frame.

Because two U-shaped pieces 11 on the same long frame 1 are opposite in opening direction, the long frame 1 on one side of the frame is equivalent to the long frame 1 on the other side of the frame to rotate for half a circle during assembly, so that the opening directions of the U-shaped pieces 11 on the long frames 1 on the left side and the right side of the frame are opposite, the inserting directions of the U-shaped pieces 11 on the left side and the right side of the frame are opposite, when the photovoltaic module frame is installed on a photovoltaic bracket, the frame at the head end is fixed on the photovoltaic bracket through bolts, then the subsequent frame is hung on the front frame through the mode of inserting the U-shaped pieces 11 and the U-shaped pieces 11, after the frames at the tail end are fixed through bolts, the U-shaped pieces 11 on the left side and the right side of the frame between the head end and the tail end are limited in opposite directions, and all the frames between the head end and the tail end are fixed, the frames only need to be fastened through bolts in the installation process, and the using frequency of the bolts is greatly reduced, and the installation efficiency is improved.

The invention relates to a working principle and a use flow, wherein when the frame is assembled, a clamping part 13 on a long frame 1 is inserted into a guide groove 21, a limiting part 14 is inserted into a cavity 47 of a short frame 2, the clamping part 13 enters into a clamping groove 22 and is abutted against a baffle 23 after elastic deformation is recovered, so that the long frame 1 and the short frame 2 are connected together, in the assembling process of the long frame 1 and the short frame 2, a butting part 61 on the long frame 1 is inserted into the cavity 47 of the short frame 2, the butting parts 61 of the short frame 2 are inserted into the cavity 47 of the long frame 1 through the butting grooves 15, the two butting parts 61 are distributed in a staggered manner, the upper end and the lower end of the butting part 61 are abutted against the inner wall of the cavity 47, the limiting effect of the long frame 1 and the short frame 2 is further improved, and the stability of the frame is further improved.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. A photovoltaic module frame comprises a long frame (1) and a short frame (2) and is characterized in that the long frame (1) and the short frame (2) are formed by cold bending a whole steel plate material, wherein a bending part (3), a first transverse plate (4), a first vertical plate (5), a second vertical plate (6), a second transverse plate (7) and a third transverse plate (8) are formed, the bending part (3) and the first transverse plate (4) are enclosed to form an installation groove (34), and the first transverse plate (4), the first vertical plate (5), the first transverse plate (4), the second vertical plate (6) and the second transverse plate (7) enclose the synthetic cavity (47), splice groove (92) of looks adaptation are all offered at the both ends of long frame (1) and short frame (2), splice groove (21) are all offered at the both ends outer wall of second vertical plate (6), be provided with joint portion (13) and spacing portion (14) on the both ends outer wall of long frame (1), splice groove (15) with cavity (47) equihigh are offered on the outer wall of the second vertical plate (6) of long frame (1), splice groove (61) and cavity (47) and splice groove (15) homoenergetic adaptation, guide groove (21) have been offered on the both ends outer wall of second transverse plate (7) on short frame (2), joint groove (22) are offered on the both ends outer wall of third transverse plate (8) on short frame (2), the edge of joint groove (22) is provided with baffle (23), joint portion (13) and guide groove (21) and guide groove (22) homoenergetic joint portion (13) and the same phase bending groove (14) make the both sides (2) insert together, and can make the both sides (13) draw-in groove (2) and the same shaping together, the outer layer steel plate is cold-formed into a first vertical plate (5), the first vertical plate (5) is cold-formed into a second transverse plate (7), the inner layer steel plate is cold-formed into a first transverse plate (4), the first transverse plate (4) is cold-formed into a second vertical plate (6) and a third transverse plate (8), the second transverse plate (7) and the third transverse plate (8) are mutually attached, the cold-formed ends of the second transverse plate (7) and the third transverse plate (8) are compression buckling parts (78), through bolt holes (9) are formed in the outer walls of the second transverse plate (7) and the third transverse plate (8), a clearance groove (91) is cut in the outer walls of the compression buckling parts (78), the butt joint parts (61) are formed by cutting and removing the first transverse plate (4) and the second transverse plate (7) through a cavity (47), the clamping parts (13) are formed by cutting and removing the third transverse plate (8), the clamping parts (78) are formed by cutting and the second transverse plate (7) and the second transverse plate (21) through a guide groove (21) and the cutting corner-formed by cutting and the guide groove (21) respectively forming the guide groove (23), two U-shaped pieces (11) are welded on the outer wall of one side of the long frame (1) far away from the pressing buckling part (78) along the long side direction, stop blocks (12) are welded at the same side ends of the two U-shaped pieces (11), the opening directions of the two U-shaped pieces (11) are opposite, the U-shaped pieces (11) are leftover materials formed after the pressing buckling part (78) is cut, during assembly, the clamping part (13) on the long frame (1) is inserted into the guide groove (21), the limiting part (14) is inserted into the cavity (47) of the short frame (2), at the moment, the clamping part (13) is elastically deformed, the pressing avoidance position is pressed down, after the splicing grooves (92) of the long frame (1) and the short frame (2) are spliced together, the clamping part (13) enters the clamping groove (22) and is abutted against the stop plates (23) after elastic deformation, the long frame (1) and the short frame (2) are connected together, the limiting part (13) is abutted against the lower part (14) of the third lateral plate (8) of the short frame (2) through the clamping part (13) and the short frame (2) in the same plane as the second lateral plate (2), and the limiting part (2) is abutted against the long frame (2) in the same plane as the short frame (2), the butt joint parts (61) on the long frames (1) are inserted into the cavities (47) of the short frames (2), the butt joint parts (61) of the short frames (2) are inserted into the cavities (47) of the long frames (1) through the butt joint grooves (15), the butt joint parts (61) are distributed in a staggered mode, and the upper ends and the lower ends of the butt joint parts (61) are in butt joint with the inner walls of the cavities (47).