CN204857752U - Photovoltaic assembly - Google Patents

Photovoltaic assembly Download PDF

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Publication number
CN204857752U
CN204857752U CN201520679944.6U CN201520679944U CN204857752U CN 204857752 U CN204857752 U CN 204857752U CN 201520679944 U CN201520679944 U CN 201520679944U CN 204857752 U CN204857752 U CN 204857752U
Authority
CN
China
Prior art keywords
toughened glass
screw rod
framework
transparent tpt
stopping means
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520679944.6U
Other languages
Chinese (zh)
Inventor
陈五奎
刘强
陈嘉豪
冯加保
陈辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leshan Topraycell Co Ltd
Shenzhen Topray Solar Co Ltd
Original Assignee
Leshan Topraycell Co Ltd
Shenzhen Topray Solar Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leshan Topraycell Co Ltd, Shenzhen Topray Solar Co Ltd filed Critical Leshan Topraycell Co Ltd
Priority to CN201520679944.6U priority Critical patent/CN204857752U/en
Application granted granted Critical
Publication of CN204857752U publication Critical patent/CN204857752U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Photovoltaic Devices (AREA)

Abstract

The utility model discloses a photovoltaic assembly who effectively avoids toughened glass, transparent TPT backplate can take place slight removal or rock reaches. This photovoltaic assembly, including solar cell panel and be used for encapsulating solar cell panel's frame, solar cell panel includes five layer structures, and from the top down is toughened glass, last EVA rete, solar wafer layer in proper order, descends EVA rete, transparent TPT backplate, be provided with a plurality of stop device that are used for limiting the toughened glass position on the frame, be provided with a plurality of the 2nd stop device that are used for limiting transparent TPT backplate on the frame, through setting up a stop device and the 2nd stop device, alright result in the solar wafer dislocation in order effectively to avoid toughened glass, transparent TPT backplate to take place to move, guaranteed photovoltaic assembly's normal work. The silicon chip wet etching machine is suitable for being popularized and used in the field of solar batteries.

Description

Photovoltaic module
Technical field
The utility model relates to area of solar cell, especially a kind of photovoltaic module.
Background technology
Along with society and economic develop rapidly, the needing of the energy increases day by day, and fossil energy increasingly exhausted and the pollution caused to biological environment, society and economic sustainable development in serious threat.Therefore, in the urgent need to adopting regenerative resource to substitute.Solar energy, as a kind of inexhaustible green regenerative energy sources, has worldwide obtained and has paid close attention to widely.
Individual solar battery sheet uses when directly can not do power supply.Make power supply some monomer solar battery sheet series and parallels to be connected and be tightly packaged into assembly.Photovoltaic module is the core in solar power system, is also most important part in solar power system.Its effect converts solar energy into electrical energy, or be sent in storage battery and store, or promote loaded work piece.The quality of solar module and cost will directly determine quality and the cost of whole system.Photovoltaic module is made up of solar battery sheet, toughened glass, EVA, transparent TPT backboard and frame; its effect of toughened glass is protection solar battery sheet; EVA is used for fixing toughened glass and the solar battery sheet of boning; solar battery sheet Main Function generates electricity exactly, and the effect of transparent TPT backboard mainly seals, insulate, waterproof.
At present, the photovoltaic module used, comprise solar panel and the framework for encapsulating solar panel, described solar panel comprises five-layer structure, be followed successively by toughened glass from top to bottom, upper EVA film layer, solar cell lamella, lower EVA film layer, transparent TPT backboard, described solar cell lamella comprises multiple square solar battery sheet, existing photovoltaic module is in installation process, due to manufacturing tolerance, between toughened glass and framework, often gap is there is between transparent TPT backboard and framework, due to the existence in this gap, toughened glass, slight moving or rocking can be there is in transparent TPT backboard, and toughened glass, the slight movement of transparent TPT backboard or rock solar battery sheet can be caused to misplace, annexation between cell piece can be destroyed like this, thus cause photovoltaic module normally to work.
Utility model content
Technical problem to be solved in the utility model is to provide a kind ofly effectively can avoid toughened glass, the slight photovoltaic module moving or rock can occur transparent TPT backboard.
The utility model solves the technical scheme that its technical problem adopts: this photovoltaic module, comprise solar panel and the framework for encapsulating solar panel, described solar panel comprises five-layer structure, be followed successively by toughened glass from top to bottom, upper EVA film layer, solar cell lamella, lower EVA film layer, transparent TPT backboard, described framework is provided with multiple the first stopping means for limiting toughened glass position, multiple first stopping means are distributed in the surrounding of toughened glass, described first stopping means comprises the first screwed hole be arranged on framework, the first screw rod is provided with in first screwed hole, one end of first screw rod is towards the end face of toughened glass, the other end of the first screw rod is provided with the first nut, described framework is provided with multiple the second stopping means for limiting transparent TPT backboard, multiple second stopping means is distributed in the surrounding of transparent TPT backboard, described second stopping means comprises the second screwed hole be arranged on framework, the second screw rod is provided with in second screwed hole, one end of second screw rod is towards the end face of transparent TPT backboard, and the other end of the second screw rod is provided with the second nut.
Further, the position that the end face of described toughened glass is corresponding with the first screw rod is provided with the first groove, and the top of described first screw rod is stretched in the first groove.
Further, the position that the end face of described transparent TPT backboard is corresponding with the second screw rod is provided with the second groove, and the top of described second screw rod is stretched in the second groove.
Further, sealant sealing is passed through in the position that described toughened glass combines with framework.
Further, sealant sealing is passed through in the position that described transparent TPT backboard combines with framework.
Further, described framework adopts aluminium alloy to be made.
Further, the light transmittance of described toughened glass is greater than 92%.
The beneficial effects of the utility model are: by arranging multiple the first stopping means for limiting toughened glass position and multiple the second stopping means for limiting transparent TPT backboard on framework, after solar panel is encapsulated in framework, by rotating the first nut thus driving the first bolt rotary, be arranged in the first screwed hole on framework due to the first screw rod, first screw rod can move along the axial direction of the first screwed hole in the process of rotating, until the end face of the first screw rod end face withstanding on toughened glass tightly thus form restriction to the position of toughened glass, even if there is gap between the end face of toughened glass and framework, toughened glass also can not be moved or rock, by rotating the second nut thus driving the second bolt rotary, be arranged in the second screwed hole on framework due to the second screw rod, second screw rod can move along the axial direction of the second screwed hole in the process of rotating, until the end face of the second screw rod end face withstanding on transparent TPT backboard tightly thus form restriction to the position of transparent TPT backboard, even if there is gap between the end face of transparent TPT backboard and framework, transparent TPT backboard also can not be moved or rock, like this by arranging the first stopping means and the second stopping means, just effectively toughened glass can be avoided, transparent TPT backboard is moved and causes solar battery sheet to misplace, ensure that the normal work of photovoltaic module.
Accompanying drawing explanation
The structural representation of Fig. 1 the utility model photovoltaic module;
Description of symbols in figure: framework 1, toughened glass 2, upper EVA film layer 3, solar cell lamella 4, lower EVA film layer 5, transparent TPT backboard 6, first stopping means 7, first screwed hole 71, first screw rod 72, first nut 73, first groove 74, second stopping means 8, second screwed hole 81, second screw rod 82, second nut 83, second groove 84.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further illustrated.
As shown in Figure 1, this photovoltaic module, comprise solar panel and the framework 1 for encapsulating solar panel, described solar panel comprises five-layer structure, be followed successively by toughened glass 2 from top to bottom, upper EVA film layer 3, solar cell lamella 4, lower EVA film layer 5, transparent TPT backboard 6, described framework 1 is also provided with multiple the first stopping means 7 for limiting toughened glass 2 position, multiple first stopping means 7 are distributed in the surrounding of toughened glass 2, described first stopping means 7 comprises the first screwed hole 71 be arranged on framework 1, the first screw rod 72 is provided with in first screwed hole 71, one end of first screw rod 72 is towards the end face of toughened glass 2, the other end of the first screw rod 72 is provided with the first nut 73, described framework 1 is provided with multiple the second stopping means 8 for limiting transparent TPT backboard 6, multiple second stopping means 8 are distributed in the surrounding of transparent TPT backboard 6, described second stopping means 8 comprises the second screwed hole 81 be arranged on framework 1, the second screw rod 82 is provided with in second screwed hole 81, one end of second screw rod 82 is towards the end face of transparent TPT backboard 6, and the other end of the second screw rod 82 is provided with the second nut 83.By arranging multiple the first stopping means 7 for limiting toughened glass 2 position and multiple the second stopping means 8 for limiting transparent TPT backboard 6 on framework 1, after solar panel is encapsulated in framework 1, by rotating the first nut 73 thus driving the first screw rod 72 to rotate, be arranged in the first screwed hole 71 on framework 1 due to the first screw rod 72, first screw rod 72 can move along the axial direction of the first screwed hole 71 in the process of rotating, until the end face of the first screw rod 72 end face withstanding on toughened glass 2 tightly thus form restriction to the position of toughened glass 2, even if there is gap between the end face of toughened glass 2 and framework 1, toughened glass 2 also can not be moved, by rotating the second nut 83 thus driving the second screw rod 82 to rotate, be arranged in the second screwed hole 81 on framework 1 due to the second screw rod 82, second screw rod 82 can move along the axial direction of the second screwed hole 81 in the process of rotating, until the end face of the second screw rod 82 end face withstanding on transparent TPT backboard 6 tightly thus form restriction to the position of transparent TPT backboard 6, even if there is gap between the end face of transparent TPT backboard 6 and framework 1, transparent TPT backboard 6 also can not be moved, like this by arranging the first stopping means 7 and the second stopping means 8, just toughened glass 2 can effectively be avoided, transparent TPT backboard 6 is moved and causes solar battery sheet to misplace, ensure that the normal work of photovoltaic module.
In order to avoid misplacing between the first screw rod 72 and toughened glass 2, the position that the end face of described toughened glass 2 is corresponding with the first screw rod 72 is provided with the first groove 74, and the top of described first screw rod 72 is stretched in the first groove 74.In order to avoid misplacing between the second screw rod 82 and transparent TPT backboard 6, the position that the end face of described transparent TPT backboard 6 is corresponding with the second screw rod 82 is provided with the second groove 84, and the top of described second screw rod 82 is stretched in the second groove 84.
In order to avoid rainy day rainwater flow into solar cell intralamellar part along toughened glass 2 and framework 1 junction and cause short circuit, sealant sealing is passed through in the position that described toughened glass 2 combines with framework 1.In order to avoid rainy day rainwater flow into solar cell intralamellar part along transparent TPT backboard 6 and framework 1 junction and cause short circuit, sealant sealing is passed through in the position that described transparent TPT backboard 6 combines with framework 1.
In order to improve the useful life of framework 1, described framework 1 adopts aluminium alloy to be made, and simultaneously framework 1 structural strength made of aluminium alloy is higher.
In addition, in order to ensure that the transformation efficiency of solar battery sheet reaches the highest, the light transmittance of described toughened glass 2 is greater than 92%.

Claims (7)

1. photovoltaic module, comprise solar panel and the framework (1) for encapsulating solar panel, described solar panel comprises five-layer structure, be followed successively by toughened glass (2) from top to bottom, upper EVA film layer (3), solar cell lamella (4), lower EVA film layer (5), transparent TPT backboard (6), it is characterized in that: described framework (1) is provided with multiple the first stopping means (7) for limiting toughened glass (2) position, multiple first stopping means (7) are distributed in the surrounding of toughened glass (2), described first stopping means (7) comprises the first screwed hole (71) be arranged on framework (1), the first screw rod (72) is provided with in first screwed hole (71), one end of first screw rod (72) is towards the end face of toughened glass (2), the other end of the first screw rod (72) is provided with the first nut (73), described framework (1) is provided with multiple the second stopping means (8) for limiting transparent TPT backboard (6), multiple second stopping means (8) is distributed in the surrounding of transparent TPT backboard (6), described second stopping means (8) comprises the second screwed hole (81) be arranged on framework (1), the second screw rod (82) is provided with in second screwed hole (81), one end of second screw rod (82) is towards the end face of transparent TPT backboard (6), and the other end of the second screw rod (82) is provided with the second nut (83).
2. photovoltaic module as claimed in claim 1, it is characterized in that: the position that the end face of described toughened glass (2) is corresponding with the first screw rod (72) is provided with the first groove (74), and the top of described first screw rod (72) is stretched in the first groove (74).
3. photovoltaic module as claimed in claim 2, it is characterized in that: the position that the end face of described transparent TPT backboard (6) is corresponding with the second screw rod (82) is provided with the second groove (84), and the top of described second screw rod (82) is stretched in the second groove (84).
4. photovoltaic module as claimed in claim 3, is characterized in that: sealant sealing is passed through in the position that described toughened glass (2) combines with framework (1).
5. photovoltaic module as claimed in claim 4, is characterized in that: sealant sealing is passed through in the position that described transparent TPT backboard (6) combines with framework (1).
6. photovoltaic module as claimed in claim 5, is characterized in that: described framework (1) adopts aluminium alloy to be made.
7. photovoltaic module as claimed in claim 6, is characterized in that: the light transmittance of described toughened glass (2) is greater than 92%.
CN201520679944.6U 2015-09-02 2015-09-02 Photovoltaic assembly Expired - Fee Related CN204857752U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520679944.6U CN204857752U (en) 2015-09-02 2015-09-02 Photovoltaic assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520679944.6U CN204857752U (en) 2015-09-02 2015-09-02 Photovoltaic assembly

Publications (1)

Publication Number Publication Date
CN204857752U true CN204857752U (en) 2015-12-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520679944.6U Expired - Fee Related CN204857752U (en) 2015-09-02 2015-09-02 Photovoltaic assembly

Country Status (1)

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CN (1) CN204857752U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107733347A (en) * 2017-10-26 2018-02-23 成都亿伏科技有限公司 Photovoltaic module dorsulum is avoided to produce the device rocked
CN108390628A (en) * 2018-04-23 2018-08-10 北京铂阳顶荣光伏科技有限公司 Photovoltaic module mounting device and photovoltaic module assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107733347A (en) * 2017-10-26 2018-02-23 成都亿伏科技有限公司 Photovoltaic module dorsulum is avoided to produce the device rocked
CN108390628A (en) * 2018-04-23 2018-08-10 北京铂阳顶荣光伏科技有限公司 Photovoltaic module mounting device and photovoltaic module assembly

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151209

Termination date: 20200902

CF01 Termination of patent right due to non-payment of annual fee