CN108964597B - Double-glass photovoltaic module and photovoltaic power generation group - Google Patents
Double-glass photovoltaic module and photovoltaic power generation group Download PDFInfo
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- CN108964597B CN108964597B CN201810897543.6A CN201810897543A CN108964597B CN 108964597 B CN108964597 B CN 108964597B CN 201810897543 A CN201810897543 A CN 201810897543A CN 108964597 B CN108964597 B CN 108964597B
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- glass
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- dual
- shaped frame
- frame
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- 239000011521 glass Substances 0.000 title claims abstract description 119
- 238000010248 power generation Methods 0.000 title claims abstract description 21
- 239000000853 adhesive Substances 0.000 claims abstract description 9
- 230000001070 adhesive effect Effects 0.000 claims abstract description 9
- 239000003292 glue Substances 0.000 claims description 21
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 230000009977 dual effect Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/10—Frame structures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
-
- 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
Abstract
The invention discloses a double-glass photovoltaic module, which comprises a double-glass module body and two frames symmetrically arranged on two opposite sides of the double-glass module body, wherein the frames comprise an underframe and an L-shaped frame, the bottom surface of the double-glass module body is connected with a transverse supporting plate of the L-shaped frame through structural adhesive, and the side surface of the double-glass module body is propped against a vertical supporting plate of the L-shaped frame; be equipped with the mounting hole that is used for with support bolted connection on the chassis, when the support took place to subside, whole subassembly can be parallel to the bolt axis direction and carry out certain rotation, can effectively reduce the inside stress effect of subassembly, and the frame also can bear partial internal stress simultaneously, can effectively prevent that the subassembly from taking place to explode the board. The invention also discloses a photovoltaic power generation group comprising the double-glass photovoltaic module.
Description
Technical Field
The invention relates to the technical field of photovoltaic modules, in particular to a double-glass photovoltaic module. In addition, the invention also relates to a photovoltaic power generation group comprising the double-glass photovoltaic module.
Background
Along with the increase of the service life of traditional borderless dual glass in actual power station, the problem that bursts out gradually increases, on the one hand because adopt combined material in the dual glass anchor clamps, the performance takes place great change under outdoor environment etching effect, leads to the subassembly clamping force to diminish even become flexible, leads to dual glass subassembly destruction, on the other hand, the factor such as subsidence or support deformation takes place under the power station geographic condition and leads to dual glass subassembly to receive the torsional force effect, and glass belongs to brittle material, the biggest point of distortion takes place to break under the torsional force effect to lead to the rejection of subassembly.
So the industry now begins to place importance on dual-glass mechanics and mounting reliability issues, with the simplest way being to mount the bezel. But the dual glass assembly is thicker for conventional assembly overall thickness, and the quality is great, if use conventional frame and support, not only the quality is big, and the structure is complicated, can increase manufacturing cost and installation cost, and the horizontal support can shelter from dual glass back, easily leads to dual glass back to take place the hot spot phenomenon, and to dual double glass, still can influence its back generating efficiency.
Therefore, the problem of low installation reliability of the double-glass photovoltaic module is solved, and the double-glass photovoltaic module is a technical problem which needs to be solved by the person skilled in the art at present.
Disclosure of Invention
The invention aims to provide a double-glass photovoltaic module which is simple in structure, high in installation reliability, not easy to generate hot spots and capable of improving back power generation efficiency. Another object of the present invention is to provide a photovoltaic power generation group comprising the above-mentioned dual-glass photovoltaic module.
In order to solve the technical problems, the invention provides a dual-glass photovoltaic module, which comprises a dual-glass module body and two frames symmetrically arranged on two opposite sides of the dual-glass module body, wherein the two frames extend along the length direction of the dual-glass module body, each frame comprises a bottom frame and an L-shaped frame arranged on the bottom frame and used for clamping the edge of the dual-glass module body, the bottom frame is provided with a mounting hole used for being connected with a bracket bolt, the bottom surface of the dual-glass module body is connected with a transverse supporting plate of the L-shaped frame through structural adhesive, and the side surface of the dual-glass module body is propped against a vertical supporting plate of the L-shaped frame.
Preferably, the dual-glass assembly body is a double-sided dual-glass assembly.
Preferably, the transverse supporting plate is provided with a glue overflow groove for containing structural glue.
Preferably, the lateral support plate is provided with a plurality of glue overflow grooves, each glue overflow groove is transversely arranged, and each glue overflow groove extends along the length direction of the lateral support plate.
Preferably, the height of the vertical support plate is greater than the thickness of the dual glass assembly.
Preferably, the bottom frame and the L-shaped frame are integrally formed.
Preferably, the frame is an aluminum alloy frame; the underframe is of a hollow square structure.
The invention also provides a photovoltaic power generation group which comprises a plurality of double-glass photovoltaic modules arranged side by side, wherein the double-glass photovoltaic modules are specifically any one of the double-glass photovoltaic modules.
Preferably, a bracket for fixedly connecting the two adjacent double-glass photovoltaic modules is arranged between the two adjacent double-glass photovoltaic modules, the bracket comprises a stand column and a U-shaped frame fixed at the top of the stand column, the left side edge of the U-shaped frame is in bolt connection with the underframe of the frame positioned at the left side of the U-shaped frame, and the right side edge of the U-shaped frame is in bolt connection with the underframe of the frame positioned at the right side of the U-shaped frame.
Preferably, two supports arranged at intervals are arranged between two adjacent double-glass photovoltaic modules.
The invention provides a double-glass photovoltaic module, which comprises a double-glass module body and two frames symmetrically arranged on two opposite sides of the double-glass module body, wherein the two frames extend along the length direction of the double-glass module body, each frame comprises a bottom frame and an L-shaped frame which is arranged on the bottom frame and is used for clamping the edge of the double-glass module body, the bottom frame is provided with a mounting hole which is used for being connected with a bracket bolt, the bottom surface of the double-glass module body is connected with a transverse supporting plate of the L-shaped frame through structural adhesive, and the side surface of the double-glass module body is propped against a vertical supporting plate of the L-shaped frame.
According to the double-glass photovoltaic module provided by the invention, the double-glass module body is connected with the frame through the structural adhesive, the structural adhesive has high strength, stripping resistance and aging and corrosion resistance, so that the frames are only required to be arranged on two opposite sides of the double-glass module body, the structure is simple, the cost is low, the installation reliability is high, in addition, the frames can not transversely shield the back of the double-glass module body, the width of the transverse supporting plate of the frames can also be set to be smaller, hot spots are not easy to occur on the back, and the back power generation efficiency can be improved.
In addition, the double-glass photovoltaic module is fixed on the bracket through the bolts, when the bracket is subsided, namely, when the geography is subsided, the whole module can rotate to a certain extent in the direction parallel to the axis of the bolts, and the internal stress effect of the module can be effectively reduced; meanwhile, the frame can bear part of internal stress, and the explosion of the assembly can be effectively prevented.
The photovoltaic power generation group provided by the invention comprises the double-glass photovoltaic module, and the double-glass photovoltaic module has the technical effects, so that the photovoltaic power generation group has the same technical effects and is not described in detail herein.
Drawings
Fig. 1 is a schematic structural diagram of a specific embodiment of a dual-glass photovoltaic module provided by the present invention;
fig. 2 is a schematic diagram of an installation structure of a specific embodiment of the dual-glass photovoltaic module provided by the invention;
FIG. 3 is a partial cross-sectional view of one embodiment of a dual-pane photovoltaic module provided by the present invention;
fig. 4 is a schematic structural diagram of a specific embodiment of a photovoltaic power generation set provided by the present invention.
The figures are marked as follows:
the double-glass assembly comprises a double-glass assembly body 1, a frame 2, a bottom frame 21, a transverse supporting plate 22, a vertical supporting plate 23, a mounting hole 24, a glue overflow groove 25, a bracket 3, a stand column 31 and a U-shaped frame 32.
Detailed Description
The core of the invention is to provide the double-glass photovoltaic module which has the advantages of simple structure, high installation reliability, difficult occurrence of hot spot phenomenon and capability of improving the back power generation efficiency. The invention further provides a photovoltaic power generation group comprising the double-glass photovoltaic module.
In order to better understand the aspects of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a specific embodiment of a dual-glass photovoltaic module according to the present invention; fig. 2 is a schematic diagram of an installation structure of a specific embodiment of the dual-glass photovoltaic module provided by the invention; fig. 3 is a partial cross-sectional view of one embodiment of a dual-pane photovoltaic module provided by the present invention.
The dual-glass photovoltaic module provided by the embodiment of the invention comprises a dual-glass module body 1 and two frames 2 respectively arranged on two opposite sides of the dual-glass module body 1, wherein the two frames 2 are symmetrically arranged relative to the dual-glass module body 1, the two frames 2 are preferably arranged on one side of the longer side of the dual-glass module body 1 and extend along the length direction of the dual-glass module body 1 for supporting the longer side, the frames 2 specifically comprise an underframe 21 and an L-shaped frame arranged on the underframe 21, the underframe 21 is provided with mounting holes 24 for being connected with the support 3 through bolts, the edges of the dual-glass module body 1 are clamped through corner grooves of the L-shaped frame, specifically, the bottom surface of the dual-glass module body 1 is connected with a transverse supporting plate 22 of the L-shaped frame through structural adhesive, and the side surface of the dual-glass module body 1 is propped against a vertical supporting plate 23 of the L-shaped frame.
The double-glass assembly body 1 can be a double-sided double-glass assembly or a common double-glass assembly, and the double-sided assembly can generate power on the back side of the double-sided assembly, so that the cost of a single watt of the battery is reduced.
According to the double-glass photovoltaic module provided by the invention, the double-glass module body 1 is connected with the frame 2 through the structural adhesive, and the structural adhesive has high strength, stripping resistance, ageing resistance and corrosion resistance, so that the frame 2 is only required to be arranged on two opposite sides of the double-glass module body 1, the structure is simple, the cost is low, the installation reliability is high, in addition, the frame 2 can not transversely shield the back of the double-glass module body 1, the width of the transverse supporting plate 22 of the frame 2 can also be set to be smaller, the hot spot phenomenon is not easy to occur on the back, and the back power generation efficiency can be improved.
In addition, the double-glass photovoltaic module is fixed on the bracket 3 through the bolts, when the bracket 3 is settled, namely, when the geography is settled, the whole module can rotate to a certain extent in the direction parallel to the axis of the bolts, so that the internal stress effect of the module can be effectively reduced; meanwhile, the frame 2 can bear part of internal stress, and the explosion plate of the assembly can be effectively prevented.
Further, in the dual-glass photovoltaic module provided by the embodiment of the invention, the glue overflow groove 25 for accommodating the structural glue is formed in the transverse supporting plate 22, and the glue overflow groove 25 is arranged to provide a glue overflow space for the redundant structural glue, prevent the structural glue from overflowing out of the frame 2, and improve the waterproof capability and the connection strength of the joint of the dual-glass module body 1 and the frame 2.
Specifically, two or more glue overflow grooves 25 may be disposed on the lateral support plate 22, each glue overflow groove 25 is transversely arranged, and each glue overflow groove 25 extends along the length direction of the lateral support plate 22, that is, the length direction of the dual-glass assembly body 1, so that the connection strength between the dual-glass assembly body 1 and the frame 2 can be further improved. The specific shape and number of the glue overflow grooves 25 can be adjusted according to practical situations, and the application is not particularly limited.
On the basis of the above embodiments, the height of the vertical support plate 23 of the dual-glass photovoltaic module provided by the embodiments of the present invention is preferably greater than the thickness of the dual-glass module, so that a certain sealing effect can be provided for the edge of the dual-glass module body 1 through the vertical support plate 23, so that water vapor and oxygen are prevented from entering the module, and meanwhile, the mechanical strength and the weather-proof reliability of the module are improved.
Alternatively, the height of the vertical support plate 23 may be the same as or slightly smaller than the thickness of the dual-glass assembly, and is within the scope of the present invention.
Further, in the dual-glass photovoltaic module provided by the embodiment of the invention, in order to improve the structural stability of the frame, the underframe 21 and the L-shaped frame are preferably integrally formed; of course, the bottom frame 21 and the L-shaped frame can be fixed into a whole by welding, etc., and the structural stability is ensured within the protection scope of the invention
Optionally, the frame 2 is preferably an aluminum alloy frame 2, and the aluminum alloy frame 2 has light weight and high structural strength; in addition, the underframe 21 can be of a hollow square structure, so that the weight of the frame 2 can be further reduced, the weight of the double-glass photovoltaic module is reduced, and the double-glass photovoltaic module is convenient to install and transport.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a photovoltaic power generation set according to an embodiment of the present invention.
In addition to the dual-glass photovoltaic module, the specific embodiment of the invention also provides a photovoltaic power generation group, which comprises a plurality of dual-glass photovoltaic modules arranged side by side.
A bracket 3 for fixedly connecting two adjacent double-glass photovoltaic modules can be arranged between the two adjacent double-glass photovoltaic modules, the bracket 3 specifically comprises a stand column 31 and a U-shaped frame 32 fixed at the top of the stand column 31, the stand column 31 is used for being fixed on the ground or a structure to be installed, the left side edge of the U-shaped frame 32 is connected with a bottom frame 21 of a frame positioned at the left side of the U-shaped frame, and the right side edge of the U-shaped frame 32 is connected with the bottom frame 21 of the frame positioned at the right side of the U-shaped frame; by adopting the bracket 3 structure, compared with a conventional mounting mode, the back of the assembly is not provided with the transverse bracket 3, so that shielding of the bracket 3 to the back of the double-sided double-glass is effectively avoided, the power generation efficiency of the back assembly can be greatly improved, and damage to the assembly caused by hot spots on the back is avoided.
Of course, the specific structure of the bracket 3 is not limited thereto, the cross section of the bracket 3 may be U-shaped, two sides of the U-shaped are connected with the frame, the bottom side of the U-shaped is used for being fixed on the ground, the cross section of the bracket 3 may be L-shaped, and the bracket is only used for fixing a single dual-glass photovoltaic module, i.e. the dual-glass photovoltaic modules may not be connected with each other, which is also within the protection scope of the present invention.
Further, two supports 3 which are arranged at intervals can be arranged between two adjacent double-glass assemblies, each double-glass photovoltaic assembly is fixed with the supports 3 on two sides through two groups of parallel bolts, when the supports 3 connected with one group of bolts are settled, namely, when the geography is settled, the whole assembly can rotate to a certain extent in the direction parallel to the axis of the bolts, the internal stress effect of the assembly can be effectively reduced, meanwhile, the frame 2 can bear a part of internal stress, and the assembly can be effectively prevented from being exploded.
The specific arrangement of the brackets 3 is not limited thereto, and alternatively, only one bracket 3 may be disposed between two adjacent dual-glass assemblies, and the chassis 21 of the frame and the bracket 3 may be connected by a plurality of bolts, which is also within the scope of the present invention.
In the description of the present application, it should be understood that the directions or relationships indicated by the terms "transverse", "vertical", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, and are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
The double-glass photovoltaic module and the photovoltaic power generation group provided by the invention are described in detail. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.
Claims (7)
1. The double-glass photovoltaic module is characterized by comprising a double-glass module body (1) and two frames (2) symmetrically arranged on two opposite sides of the double-glass module body (1), wherein the two frames (2) extend along the length direction of the double-glass module body (1), the frames (2) comprise an underframe (21) and an L-shaped frame which is arranged on the underframe (21) and is used for clamping the edge of the double-glass module body (1), the underframe (21) is provided with a mounting hole (24) which is used for being connected with a bracket (3) through bolts, the bottom surface of the double-glass module body (1) is connected with a transverse supporting plate (22) of the L-shaped frame through structural adhesive, and the side surface of the double-glass module body (1) is propped against a vertical supporting plate (23) of the L-shaped frame;
the transverse supporting plate (22) is provided with a glue overflow groove (25) for containing structural glue;
the lateral support plate (22) is provided with a plurality of glue overflow grooves (25), the glue overflow grooves (25) are transversely distributed, and the glue overflow grooves (25) extend along the length direction of the lateral support plate (22);
the double-glass assembly body (1) is a double-sided double-glass assembly.
2. The dual-glass photovoltaic module according to claim 1, characterized in that the height of the vertical support plate (23) is greater than the thickness of the dual-glass module.
3. The dual-glass photovoltaic module according to claim 2, characterized in that the chassis (21) is integrally formed with the L-shaped frame.
4. A dual-glass photovoltaic module according to claim 3, characterized in that the frame (2) is an aluminium alloy frame; the underframe (21) is of a hollow square structure.
5. A photovoltaic power generation group comprising a plurality of dual-glass photovoltaic modules arranged side by side, characterized in that the dual-glass photovoltaic modules are specifically the dual-glass photovoltaic modules according to any one of claims 1 to 4.
6. The photovoltaic power generation group according to claim 5, wherein a bracket (3) for fixedly connecting two adjacent double-glass photovoltaic modules is arranged between the two adjacent double-glass photovoltaic modules, the bracket (3) comprises a stand column (31) and a U-shaped frame (32) fixed at the top of the stand column (31), the left side edge of the U-shaped frame (32) is in bolt connection with the underframe (21) of the frame positioned at the left side of the U-shaped frame, and the right side edge of the U-shaped frame (32) is in bolt connection with the underframe (21) of the frame positioned at the right side of the U-shaped frame.
7. The photovoltaic power generation group according to claim 6, characterized in that two brackets (3) are provided between two adjacent double-glazing photovoltaic modules at an interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810897543.6A CN108964597B (en) | 2018-08-08 | 2018-08-08 | Double-glass photovoltaic module and photovoltaic power generation group |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810897543.6A CN108964597B (en) | 2018-08-08 | 2018-08-08 | Double-glass photovoltaic module and photovoltaic power generation group |
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| CN108964597A CN108964597A (en) | 2018-12-07 |
| CN108964597B true CN108964597B (en) | 2024-03-29 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518874A (en) * | 2019-09-09 | 2019-11-29 | 苏州元昱新能源有限公司 | A kind of photovoltaic component frame |
| CN110661481A (en) * | 2019-10-12 | 2020-01-07 | 成都中建材光电材料有限公司 | Mounting structure and method of large-area power generation glass |
| CN110707997A (en) * | 2019-10-12 | 2020-01-17 | 成都中建材光电材料有限公司 | Power generation glass's installing support |
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| CN206977367U (en) * | 2017-06-06 | 2018-02-06 | 英利能源（中国）有限公司 | Photovoltaic component frame and double glass photovoltaic modulies |
| CN207603547U (en) * | 2017-12-05 | 2018-07-10 | 浙江晶科能源有限公司 | A kind of frame support construction |
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| CN108964597A (en) | 2018-12-07 |
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