CN220067344U - Photovoltaic module frame, photovoltaic module and mounting structure of photovoltaic module frame - Google Patents
Photovoltaic module frame, photovoltaic module and mounting structure of photovoltaic module frame Download PDFInfo
- Publication number
- CN220067344U CN220067344U CN202321714367.0U CN202321714367U CN220067344U CN 220067344 U CN220067344 U CN 220067344U CN 202321714367 U CN202321714367 U CN 202321714367U CN 220067344 U CN220067344 U CN 220067344U
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- plate
- photovoltaic module
- mounting
- pressing
- vertical plate
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- 238000009434 installation Methods 0.000 claims abstract description 55
- 238000003825 pressing Methods 0.000 claims description 63
- 230000000670 limiting effect Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000003351 stiffener Substances 0.000 claims 2
- 238000010248 power generation Methods 0.000 abstract description 17
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The utility model provides a photovoltaic module frame, a photovoltaic module and a mounting structure of the photovoltaic module frame, belonging to the technical field of solar cells, and comprising the following steps: the device comprises a top plate, a supporting plate, a mounting plate, a first vertical plate and a second vertical plate; the supporting plate is vertically fixed on the first vertical plate, the top plate is fixedly arranged at the upper end of the first vertical plate, and the top plate, the supporting plate and the first vertical plate form a clamping groove for clamping the photovoltaic module; the mounting plate is vertically fixed at the lower end of the first vertical plate and is parallel to the supporting plate, the second vertical plate is parallel to the first vertical plate and is connected with one end of the supporting plate and one end of the mounting plate, which is far away from the first vertical plate, so as to form a supporting cavity; the position of the first vertical plate, which is opposite to the second vertical plate, is provided with an installation avoidance opening, and the installation avoidance opening is opposite to the opening direction of the clamping groove. The utility model avoids shielding of the frame on the back of the photovoltaic module, improves the back power generation efficiency of the photovoltaic module, and further improves the power generation efficiency of the whole photovoltaic module.
Description
Technical Field
The utility model belongs to the technical field of solar cells, and particularly relates to a photovoltaic module frame, a photovoltaic module and a mounting structure of the photovoltaic module frame.
Background
Along with the development of the photovoltaic industry, the high-efficiency double-sided battery photovoltaic module gradually becomes the main stream of the industry, and the yield and the installation quantity are increased day by day. For the double-sided photovoltaic module, besides continuously optimizing the front-side power generation power of the module, the back-side power generation efficiency of the module becomes more and more important, and the whole power generation efficiency of the power station is directly related, wherein the gain of the power generation capacity of the back side of the module can be up to 30%. Therefore, under the condition of ensuring normal installation and safe grounding of the assembly, the back power generation efficiency of the assembly is improved, and the back power generation efficiency of the assembly is particularly important to the overall power generation efficiency of the assembly.
The existing photovoltaic module has the defects that the installation edge of the frame is long, and the back of the photovoltaic module is shielded to a certain extent, so that the power generation efficiency of the back of the photovoltaic module is affected.
Disclosure of Invention
The embodiment of the utility model provides a photovoltaic module frame, a photovoltaic module and a mounting structure of the photovoltaic module frame, and aims to reduce shielding of the frame on the back of the photovoltaic module and improve the power generation efficiency on the back of the photovoltaic module.
In order to achieve the above object, the present utility model adopts the following technical scheme: provided is a photovoltaic module frame, comprising: the device comprises a top plate, a supporting plate, a mounting plate, a first vertical plate and a second vertical plate; the supporting plate is vertically fixed on the first vertical plate, the top plate is fixedly arranged at the upper end of the first vertical plate, and the top plate, the supporting plate and the first vertical plate form a clamping groove for clamping the photovoltaic module; the mounting plate is vertically fixed at the lower end of the first vertical plate and is parallel to the supporting plate, the second vertical plate is parallel to the first vertical plate and is connected with the supporting plate and one end, far away from the first vertical plate, of the mounting plate to form a supporting cavity; the first vertical plate is provided with an installation avoidance opening at a position opposite to the second vertical plate, and the installation avoidance opening is opposite to the opening of the clamping groove.
With reference to the first aspect, in one implementation manner, a mounting hole is provided on the mounting plate, and the mounting hole is a long strip hole, and a length direction of the long strip hole is parallel to a length direction of the first riser or perpendicular to the first riser.
In combination with the first aspect, in one implementation, the mounting avoidance opening is through along a length direction of the first riser, dividing the first riser into an upper riser and a lower riser, the upper riser having an extension section extending downward to below the support plate, and the mounting plate is connected to a lower end of the lower riser.
With reference to the first aspect, in one implementation manner, a lower surface of the support plate is provided with a reinforcing rib, and the reinforcing rib extends along a length direction of the support plate.
With reference to the first aspect, in one implementation manner, a lower surface of the mounting plate is provided with an anti-slip groove, and the anti-slip groove extends along a length direction of the mounting plate.
In a second aspect, an embodiment of the present utility model further provides a photovoltaic module, which has the photovoltaic module frame.
In a third aspect, an embodiment of the present utility model further provides an installation structure for a photovoltaic module frame, including at least two photovoltaic module frames and a pressing member capable of simultaneously pressing the two photovoltaic module frames, where a through hole is provided in the middle of the pressing member, and the pressing member simultaneously installs two photovoltaic modules in pairs on a fixture through a bolt penetrating the through hole.
In combination with the third aspect, in one implementation manner, the pressing piece is provided with a groove-shaped connecting portion and pressing connection portions symmetrically arranged at two ends of the groove-shaped connecting portion, two pressing connection portions are simultaneously pressed on top plates of two photovoltaic module frames, and the through hole is arranged in the middle of the groove-shaped connecting portion.
In combination with the third aspect, in one implementation manner, the pressing piece is provided with a pressing plate and limiting grooves symmetrically arranged at two ends of the pressing plate, two ends of the pressing plate simultaneously extend into the installation avoidance opening, and the two limiting grooves are respectively inserted into the lower vertical plate at the lower end of the first vertical plate.
In combination with the third aspect, in one implementation manner, the pressing piece is provided with a pressing plate and pressing blocks symmetrically arranged at two ends of the pressing plate, two ends of the pressing plate simultaneously extend into the installation avoidance opening, and two pressing blocks are simultaneously abutted to two installation plates.
Compared with the prior art, the photovoltaic module frame, the photovoltaic module and the mounting structure provided by the utility model have the beneficial effects that: the first vertical plate opposite to the supporting cavity is provided with a mounting avoidance opening, the direction of the mounting avoidance opening is opposite to that of the opening of the clamping groove, one end, close to the back surface of the photovoltaic module, of the mounting avoidance opening is vertically connected with the second vertical plate, does not extend to the back surface of the photovoltaic module beyond the second vertical plate, the width of the mounting plate is consistent with that of the supporting plate, the mounting plate does not cover the back surface of the photovoltaic module, the problem that the mounting plate covers the back surface of the photovoltaic module to influence the power generation efficiency is avoided, and all the area of the back surface of the photovoltaic module can be effectively utilized, so that the back power generation efficiency of the photovoltaic module can be improved; meanwhile, during installation, holes can be directly drilled on the mounting plate of the supporting cavity, bolts penetrate out of the holes from the holes in the supporting cavity and are fixedly installed with the fixed objects, and the installation fixing structure has the advantages that due to the fact that the installation avoidance opening is arranged outside the photovoltaic module, when the bolts are fastened, compared with the existing fastening bolts, the problem that the installation operation space is limited and inconvenient to operate is solved in a narrow space below the back of the photovoltaic module, the installation operation space is free from being influenced by the photovoltaic module, the installation operation space is wide, the convenience of installation operation is greatly improved, and the labor intensity and the installation time of the installation operation are saved; moreover, two photovoltaic modules can be pressed and fixedly installed with a fixture at the same time by adopting the pressing piece, for the photovoltaic modules arranged in an array, two rows of photovoltaic modules can be fixed by adopting a row of pressing pieces and a row of fastening bolts, so that the installation labor intensity and the installation time are greatly saved, and the pressing piece also plays a role in strengthening between the two photovoltaic modules or the two rows of photovoltaic modules.
Therefore, the photovoltaic module frame provided by the utility model has the advantages that the conventional installation thought is changed, the fastening bolts are directly arranged in the supporting cavity, the length of the installation plate does not need to be extended to the back surface of the photovoltaic module, the shielding of the frame installation plate to the back surface battery is avoided, the double-sided rate of the module is improved, the manufacturing cost of the module frame is reduced, the installation operation is more convenient, and the labor intensity of installation is reduced.
Drawings
Fig. 1 is a schematic diagram of a front view structure of a photovoltaic module frame according to an embodiment of the present utility model;
fig. 2 is a schematic perspective view of a photovoltaic module frame according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of an embodiment of a mounting structure of a photovoltaic module frame according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a second embodiment of a mounting structure of a photovoltaic module frame provided in an embodiment of the present utility model;
fig. 5 is a schematic structural diagram of a third embodiment of a mounting structure of a photovoltaic module frame provided in an embodiment of the present utility model;
fig. 6 is a schematic structural diagram of a fourth embodiment of a mounting structure of a photovoltaic module frame provided in an embodiment of the present utility model;
reference numerals illustrate:
1. a top plate; 2. a first riser; 21. an upper riser; 22. installing an avoidance opening; 23. a lower riser; 3. a mounting plate; 31. an anti-skid groove; 32. a mounting hole; 4. a support cavity; 5. a second riser; 6. a support plate; 61. reinforcing ribs; 7. a clamping groove; 8. a laminate; 9. a fastening bolt; 10. a gasket; 11. a fixture; 12. a spring washer; 13. a nut; 14. a pressing member; 141. a groove-shaped connecting part; 142. a crimping part; 143. a pressing plate; 144. a limit groove; 145. and (5) briquetting.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 and fig. 2 together, a description will now be given of a photovoltaic module frame provided by the present utility model. The photovoltaic module frame includes: a top plate 1, a support plate 6, a mounting plate 3, a first vertical plate 2 and a second vertical plate 5; the supporting plate 6 is vertically fixed on the first vertical plate 2, the top plate 1 is fixedly arranged at the upper end of the first vertical plate 2, and the top plate 1, the supporting plate 6 and the first vertical plate 2 form a clamping groove 7 for clamping the photovoltaic module; the mounting plate 3 is vertically fixed at the lower end of the first vertical plate 2 and is parallel to the supporting plate 6, the second vertical plate 5 is parallel to the first vertical plate 2, and the supporting plate 6 and one end of the mounting plate 3 far away from the first vertical plate 2 are connected to form a supporting cavity 4; the position of the first vertical plate 2, which is opposite to the second vertical plate 5, is provided with an installation avoidance opening 22, and the installation avoidance opening 22 is opposite to the opening direction of the clamping groove 7.
Compared with the prior art, the photovoltaic module frame, the photovoltaic module and the mounting structure provided by the utility model have the beneficial effects that: first, the main object of the present utility model is to eliminate the shielding of the frame on the back of the photovoltaic module, and to improve the back power generation efficiency of the photovoltaic module, so as to improve the power generation efficiency of the whole photovoltaic module, and the specific technical means adopted are as follows: the first vertical plate 2 opposite to the supporting cavity 4 is provided with the installation avoidance opening 22, the installation avoidance opening 22 is opposite to the opening direction of the clamping groove 7, one end close to the back of the photovoltaic module is vertically connected with the second vertical plate 5, the end close to the back of the photovoltaic module does not extend to the back of the photovoltaic module beyond the second vertical plate 5, the width of the mounting plate 3 is consistent with that of the supporting plate 6, the mounting plate 3 does not cover the back of the photovoltaic module, the problem that the mounting plate 3 covers the back of the photovoltaic module to influence the power generation efficiency is avoided, and all areas of the back of the photovoltaic module can be effectively utilized, so that the back power generation efficiency of the photovoltaic module can be improved.
Secondly, during the installation, can directly bore on the mounting panel 3 of supporting chamber 4, the bolt wears out from the drilling in supporting chamber 4 and carries out fixed mounting with fixture 11, this kind of installation fixed knot constructs, because the installation dodges opening 22 in photovoltaic module's outside, when fastening bolt 9, compare in current fastening bolt 9 in photovoltaic module back below narrow and small space, the problem that the installation operation space was restricted operation inconvenient, do not receive photovoltaic module's influence, the installation operation space is wide, the convenience of installation operation has been promoted greatly, save installation operation's intensity of labour and installation time.
Thirdly, two photovoltaic modules can be simultaneously pressed and fixedly mounted with the fixture 11 by adopting the pressing piece 14, for the photovoltaic modules arranged in an array, two rows of photovoltaic modules can be fixed by adopting a row of pressing pieces 14 and a row of fastening bolts 9, so that the mounting labor intensity and the mounting time are greatly saved, and the pressing piece 14 plays a role in reinforcing between two or two rows of photovoltaic modules.
Therefore, the photovoltaic module frame provided by the utility model has the advantages that the conventional installation thought is changed, the fastening bolts 9 are directly arranged in the supporting cavity 4, the length of the installation plate 3 does not need to be extended to the back surface of the photovoltaic module, the shielding of the frame installation plate 3 to a back surface battery is avoided, the double-sided rate of the module is improved, the manufacturing cost of the module frame is reduced, the installation operation is more convenient, and the labor intensity of installation is reduced.
In some embodiments, as shown in fig. 1 and 2, the mounting plate 3 is provided with a mounting hole 32, where the mounting hole 32 is a long hole, and the length direction of the long hole is parallel to the length direction of the first riser 2 or perpendicular to the first riser 2. The mounting structure according to this embodiment is such that the fastening bolt 9 is inserted into the support chamber 4 from the mounting escape opening 22 and is passed out of the mounting hole 32 to be fastened with the fixture 11 by the nut 13. The fixing device is provided with a strip hole, the position of the fastening bolt 9 can be adjusted according to the hole position on the fixed object 11, and the installation difficulty is reduced.
Wherein, the inside and outside at mounting panel 3 all are equipped with gasket 10, promote the reliability of fastening bolt 9 fastening connection.
In some embodiments, as shown in fig. 1 and 2, the mounting avoidance opening 22 penetrates in the length direction of the first riser 2, separates the first riser 2 into an upper riser 21 and a lower riser 23, the upper riser 21 has an extension section extending downward below the support plate 6, and the mounting plate 3 is connected to the lower end of the lower riser 23. The installation avoidance opening 22 is a through structure, which is convenient for placing the fastening bolt 9, and also requires convenient operation of a fastening tool such as a wrench.
In some embodiments, as shown in fig. 1 and 2, the lower surface of the support plate 6 is provided with reinforcing ribs 61, and the reinforcing ribs 61 extend along the length direction of the support plate 6. The strengthening rib 61 can promote photovoltaic module's supporting strength, avoids photovoltaic module to take place the problem of warping.
In some embodiments, as shown in fig. 1 and 2, the lower surface of the mounting plate 3 is provided with an anti-slip groove 31, and the anti-slip groove 31 extends along the length direction of the mounting plate 3. The lower surface of mounting panel 3 and fixture 11 direct contact, through the antiskid groove 31 that sets up, promote the sliding friction between frame and the fixture 11, reduce the fixed position of photovoltaic module and take place the possibility that moves along with the lapse of time.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and in part, not described or illustrated in any particular embodiment, reference is made to the related descriptions of other embodiments.
Based on the same inventive concept, the embodiment of the utility model also provides a photovoltaic module, which is provided with the photovoltaic module frame. Wherein, the lamination piece 8 of the photovoltaic module is clamped in the clamping groove 7, as shown in fig. 3 to 6.
Based on the same inventive concept, the embodiment of the utility model also provides a mounting structure of the photovoltaic module frame, which comprises at least two photovoltaic module frames and a pressing piece 14 capable of simultaneously pressing on the two photovoltaic module frames, wherein a through hole is formed in the middle of the pressing piece 14, and the pressing piece 14 is used for simultaneously mounting the two photovoltaic modules on the fixture 11 in pairs through bolts penetrating through the through hole.
The above description has already been made, the row of compressing members 14 can compress two rows of photovoltaic modules simultaneously, and a row of fastening bolts 9 are adopted, so that the installation structure not only solves the problem of shielding the frame, but also makes the installation simple and convenient, reduces the using amount of materials such as the fastening bolts 9, the gaskets 10, the nuts 13 and the like, and also improves the installation and fixation firmness of the photovoltaic modules.
In this mounting structure with the side-opening mounting avoidance opening 22, as shown in fig. 3, in the first embodiment, the mounting hole 32 may be directly formed in the mounting plate 3 during single mounting, the fastening bolt 9 may be disposed in the support cavity 4, and the gasket 10, the spring washer 12 and the nut 13 may be engaged.
When the photovoltaic modules are arranged in an array, the following modes can be adopted, so that the photovoltaic modules are fast in installation, time-saving, low in labor intensity and good in fastening effect.
As shown in fig. 4, as a second embodiment and an installation structure of the pressing member 14, the pressing member 14 has a groove-shaped connecting portion 141 and pressing portions 142 symmetrically provided at both ends of the groove-shaped connecting portion 141, the two pressing portions 142 are simultaneously pressed against the top plates 1 of the two photovoltaic module frames, and the through hole is provided in the middle of the groove-shaped connecting portion 141.
As shown in fig. 5, as a third embodiment and an installation structure of the pressing member 14, the pressing member 14 has a pressing plate 143 and limiting grooves 144 symmetrically disposed at two ends of the pressing plate 143, the two ends of the pressing plate 143 simultaneously extend into the installation avoidance opening 22, and the two limiting grooves 144 are respectively inserted into the lower riser 23 at the lower end of the first riser 2. The limit groove 144 has a limiting effect on the two rows of photovoltaic modules.
As shown in fig. 6, as a fourth embodiment and a mounting structure of the pressing member 14, the pressing member 14 has a pressing plate 143 and pressing pieces 145 symmetrically provided at both ends of the pressing plate 143, both ends of the pressing plate 143 simultaneously extend into the mounting avoiding opening 22, and both pressing pieces 145 simultaneously abut on both mounting plates 3. The pressing block 145 has a limiting effect on the two rows of photovoltaic modules.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. A photovoltaic module frame, comprising: the device comprises a top plate (1), a supporting plate (6), a mounting plate (3), a first vertical plate (2) and a second vertical plate (5); the supporting plate (6) is vertically fixed on the first vertical plate (2), the top plate (1) is fixedly arranged at the upper end of the first vertical plate (2), and the top plate (1), the supporting plate (6) and the first vertical plate (2) form a clamping groove (7) for clamping the photovoltaic module; the mounting plate (3) is vertically fixed at the lower end of the first vertical plate (2) and is parallel to the supporting plate (6), the second vertical plate (5) is parallel to the first vertical plate (2) and is connected with the supporting plate (6) and one end, far away from the first vertical plate (2), of the mounting plate (3) to form a supporting cavity (4); the first vertical plate (2) is provided with an installation avoidance opening (22) at a position opposite to the second vertical plate (5), and the installation avoidance opening (22) is opposite to the opening direction of the clamping groove (7).
2. The photovoltaic module frame according to claim 1, wherein the mounting plate (3) is provided with a mounting hole (32), the mounting hole (32) is a long strip hole, and the length direction of the long strip hole is parallel to the length direction of the first riser (2) or perpendicular to the first riser (2).
3. The photovoltaic module frame according to claim 1, wherein the mounting avoidance opening (22) penetrates along the length direction of the first riser (2), the first riser (2) is divided into an upper riser (21) and a lower riser (23), the upper riser (21) is provided with an extension section extending downwards below the support plate (6), and the mounting plate (3) is connected to the lower end of the lower riser (23).
4. The photovoltaic module frame according to claim 1, characterized in that the lower surface of the support plate (6) is provided with a stiffener (61), the stiffener (61) extending in the length direction of the support plate (6).
5. The photovoltaic module frame according to claim 1, characterized in that the lower surface of the mounting plate (3) is provided with an anti-slip groove (31), the anti-slip groove (31) extending in the length direction of the mounting plate (3).
6. A photovoltaic module characterized by having a photovoltaic module frame as claimed in any one of claims 1 to 5.
7. The mounting structure of a photovoltaic module frame is characterized by comprising at least two photovoltaic module frames according to any one of claims 1-5 and pressing pieces (14) capable of simultaneously pressing on the two photovoltaic module frames, a through hole is formed in the middle of each pressing piece (14), and the pressing pieces (14) are used for simultaneously mounting two photovoltaic modules on a fixed object (11) in pairs through bolts penetrating through the through holes.
8. The mounting structure of the photovoltaic module frame according to claim 7, wherein the pressing member (14) has a groove-shaped connecting portion (141) and pressing portions (142) symmetrically provided at both ends of the groove-shaped connecting portion (141), both the pressing portions (142) are simultaneously pressed against the top plates (1) of both the photovoltaic module frames, and the through hole is provided in the middle of the groove-shaped connecting portion (141).
9. The photovoltaic module frame mounting structure according to claim 7, wherein the pressing member (14) is provided with a pressing plate (143) and limiting grooves (144) symmetrically arranged at two ends of the pressing plate (143), two ends of the pressing plate (143) simultaneously extend into the mounting avoidance opening (22), and the two limiting grooves (144) are respectively inserted into the lower vertical plate (23) at the lower end of the first vertical plate (2).
10. The mounting structure of the photovoltaic module frame according to claim 7, wherein the pressing member (14) is provided with a pressing plate (143) and pressing blocks (145) symmetrically arranged at two ends of the pressing plate (143), two ends of the pressing plate (143) simultaneously extend into the mounting avoidance opening (22), and two pressing blocks (145) simultaneously abut against two mounting plates (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321714367.0U CN220067344U (en) | 2023-07-03 | 2023-07-03 | Photovoltaic module frame, photovoltaic module and mounting structure of photovoltaic module frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321714367.0U CN220067344U (en) | 2023-07-03 | 2023-07-03 | Photovoltaic module frame, photovoltaic module and mounting structure of photovoltaic module frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220067344U true CN220067344U (en) | 2023-11-21 |
Family
ID=88767477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321714367.0U Active CN220067344U (en) | 2023-07-03 | 2023-07-03 | Photovoltaic module frame, photovoltaic module and mounting structure of photovoltaic module frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220067344U (en) |
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2023
- 2023-07-03 CN CN202321714367.0U patent/CN220067344U/en active Active
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