CN106411243A - Installation structure of photovoltaic assembly - Google Patents

Installation structure of photovoltaic assembly Download PDF

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Publication number
CN106411243A
CN106411243A CN201611067864.0A CN201611067864A CN106411243A CN 106411243 A CN106411243 A CN 106411243A CN 201611067864 A CN201611067864 A CN 201611067864A CN 106411243 A CN106411243 A CN 106411243A
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CN
China
Prior art keywords
aluminum alloy
alloy frame
photovoltaic
battery panel
frame
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.)
Granted
Application number
CN201611067864.0A
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Chinese (zh)
Other versions
CN106411243B (en
Inventor
许明现
秦霄海
王立武
赵惠江
孟晓枫
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.)
Henan Yuxin Solar Technology Co ltd
Original Assignee
Henan Honsun Photovoltaic Technology Co Ltd
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Publication date
Application filed by Henan Honsun Photovoltaic Technology Co Ltd filed Critical Henan Honsun Photovoltaic Technology Co Ltd
Priority to CN201611067864.0A priority Critical patent/CN106411243B/en
Publication of CN106411243A publication Critical patent/CN106411243A/en
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Publication of CN106411243B publication Critical patent/CN106411243B/en
Expired - Fee Related legal-status Critical Current
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S30/00Structural details of PV modules other than those related to light conversion
    • H02S30/10Frame structures
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00Supporting structures for PV modules
    • H02S20/20Supporting structures directly fixed to an immovable object
    • H02S20/22Supporting structures directly fixed to an immovable object specially adapted for buildings
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • 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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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Photovoltaic Devices (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

The invention discloses an installation structure of a photovoltaic assembly. The installation structure comprises a crossbeam and the photovoltaic assembly. The photovoltaic assembly comprises an aluminum alloy frame A, an aluminum alloy frame B, an aluminum alloy frame C and a photovoltaic cell panel. The aluminum alloy frame A, the aluminum alloy frame B and the aluminum alloy frame C are provided with photovoltaic cell panel clamping grooves whose cross sections are in a C shape. The photovoltaic assembly forms an imbricated texture through aluminum alloy frame connection. The structure possesses good waterproof and sealing effects, power generation can be performed and normal usage of a building below a photovoltaic plate can be guaranteed.

Description

A kind of mounting structure of photovoltaic module
Technical field
The present invention relates to a kind of mounting structure of photovoltaic module, belong to photovoltaic module applied technical field.
Background technology
The conventional energy resource deposit in the whole world is very limited at present, and the primary energy reserves of particularly China are put down well below the world All levels, only about the 10% of world's gross reserves, energy crisis and ecological deterioration have become the weight of impact economy and social development Big obstacle, reducing environmental pollution using the regenerative resource of cleaning becomes the common recognition of more and more people, renewable in the long term The energy will be human future main energy sources source, and therefore in most developed countries and partial development, country all attaches great importance in the world The important function to future energy supply for the regenerative resource.In new regenerative resource, photovoltaic generation and wind-power electricity generation are to send out Exhibition is the fastest, and countries in the world are all using the commercial development of solar energy power generating with by the use of as important developing direction.As The most urban area of energy resource consumption has become the important act of urban sustainable development using the solar energy of one of regenerative resource Arrange.In city, the place of utilization and extention solar energy only has building, and therefore in city, Solar use is integrated with building Design is only way.In photovoltaic generation, photovoltaic module is mutually arranged to form the photovoltaic array generating electricity, so photovoltaic module Mounting means is to ensure that one of basic part of the safe and reliable Effec-tive Function of photovoltaic module, and installs solar components on building Require waterproof and sealing it is ensured that providing suitable space and environmental condition below photovoltaic module top, need satisfaction to plant, raise, The requirement of each side such as irrigate, entertain, using common aluminum alloy frame when current solar photovoltaic assembly is laid, between frame Gap is excessive, and does not have drainage channel, and this is current photovoltaic module laying common problem.
Content of the invention
It is an object of the invention to, provide a kind of be suitable for various applications there is waterproof and sealing process it is easy to Laying and the low photovoltaic component mounting structure of manufacture installation cost.
For realizing object above, the technical scheme that the present invention provides is:The mounting structure of described photovoltaic module include crossbeam, Photovoltaic module, described photovoltaic module includes aluminum alloy frame A, aluminum alloy frame B, aluminum alloy frame C, photovoltaic battery panel, and aluminum closes Golden-rimmed frame A includes the profiled body that cross section is rectangle, is provided with the photovoltaic cell that cross section is C-shaped above profiled body Plate holding tank;The structure of aluminum alloy frame B is as follows:On the basis of aluminum alloy frame A, to C-shaped photovoltaic battery panel holding tank The opposite direction of top c-shaped opening extends a flat eaves, and the tread plate that flat eaves arranges a plurality of projection constitutes aluminum alloy frame B; The structure of aluminum alloy frame C is as follows:On the basis of aluminum alloy frame A, open to C-shaped from C-shaped photovoltaic battery panel clamping trench bottom Mouthful opposite direction extend the flat eaves of anti-Yi shape, the flat eaves of anti-Yi shape arranges a plurality of laciniation and constitutes aluminum alloy frame C; Described aluminum alloy frame A is arranged on one long side of photovoltaic battery panel, corresponding with aluminum alloy frame A another of photovoltaic battery panel Aluminum alloy frame C is installed on long side, and the minor face above photovoltaic battery panel installs aluminum alloy frame A, the minor face below photovoltaic battery panel Aluminum alloy frame B is installed, right angle is connected as rectangle, photovoltaic cell edges of boards to the aluminum alloy frame on photovoltaic battery panel four edges two-by-two Edge card is placed in the photovoltaic battery panel holding tank of four aluminum alloy frames and constitutes described photovoltaic module;Peace in described photovoltaic module In assembling structure, longitudinally adjacent two photovoltaic modulies, aluminum alloy frame A and aluminum alloy frame B is handing-over side, photovoltaic group above The flat eaves of the aluminum alloy frame B of part rides over the top of the aluminum alloy frame A of lower section photovoltaic module, constitutes imbrication shape structure;Laterally The aluminum alloy frame A and aluminum alloy frame C of two neighboring photovoltaic module is handing-over side, and it is anti-that aluminum alloy frame C extends outward Guiding gutter is formed at Yi shape flat eaves bottom, and the flat eaves of anti-Yi shape holds the top riding over adjacent photovoltaic assembly aluminum alloy frame A level with both hands, Constitute stacked tile type structure, at the serration of aluminum alloy frame C and aluminum alloy frame A handing-over, be provided with waterproof collodion, water guide Bolt is installed in groove, aluminum alloy frame C is bolted on crossbeam, adjacent photovoltaic module aluminum alloy frame A is closed by aluminum The flat eaves of anti-Yi shape of golden-rimmed frame C is pressed on crossbeam, and all photovoltaic modulies build successively, and the described photovoltaic module of composition is installed Structure;Further, described guiding gutter offers water guide mouth in the position of minor face under photovoltaic battery panel.
The positive beneficial effect of the present invention is:Present configuration is simple, and aluminum alloy frame A, aluminum alloy frame B and aluminum close Golden-rimmed frame C is easily fabricated by mould rapid shaping, and installs and easy to maintenance, greatly reduces manufacture and installation cost, During installation, aluminum alloy frame C and aluminum alloy frame A is combined closely by waterproof collodion, and each with minor face by the long side of photovoltaic module The stacked tile type structure of self-forming can effectively realize waterproof and sealing process, is provided simultaneously with the effect of heat conduction, water guide slot structure Rigidity and the intensity of assembly can also be ensured, offering water guide mouth in guiding gutter in the position of minor face under photovoltaic battery panel can Situations such as to prevent in cell piece cleaning or rain, snow, reduce the lower frame position that legacy in flushing process rests on assembly Put, affect cell piece generating efficiency.Present invention using effect on photovoltaic bracket is good, low cost, before ensureing basic function Put the mounting cost that can reduce photovoltaic plant, the spacing of reduction inter-module, improve generating efficiency.
Brief description
Fig. 1 is the structure chart of one embodiment of the invention.
Photovoltaic module long side mounting structure figure in Fig. 2 one embodiment of the invention.
Fig. 3:Aluminum frame B.
Fig. 4:Aluminum frame C.
Specific embodiment
In order to more fully explain the enforcement of the present invention, the embodiment of the present invention presented below, these embodiments are only It is only the elaboration to the present invention, do not limit the scope of the invention.
In conjunction with accompanying drawing further details of explanation to the present invention, it is labeled as in accompanying drawing:1. aluminum alloy frame A;2. bolt; 3. aluminum alloy frame C;4. crossbeam;5. aluminum alloy frame B;6. waterproof collodion;7. water guide mouth;8. the flat eaves of anti-Yi shape; 9. photovoltaic battery panel.
As can be seen from the figure:A kind of mounting structure of photovoltaic module, including crossbeam 4, photovoltaic module, described photovoltaic module Including aluminum alloy frame A1, aluminum alloy frame B5, aluminum alloy frame C3, photovoltaic battery panel 9, aluminum alloy frame A1 includes cross section For the profiled body of rectangle, it is provided with the photovoltaic battery panel holding tank that cross section is C-shaped above profiled body;In aluminium alloy On frame A, extend a flat eaves to the opposite direction of the top c-shaped opening of C-shaped photovoltaic battery panel holding tank, on flat eaves, setting is many The raised tread plate of bar constitutes aluminum alloy frame B;On aluminum alloy frame A, from C-shaped photovoltaic battery panel clamping trench bottom to C-shaped The opposite direction of opening extends the flat eaves of anti-Yi shape 8, the flat eaves of anti-Yi shape arranges a plurality of laciniation and constitutes aluminium alloy side Frame C;Described aluminum alloy frame A1 is arranged on one long side of photovoltaic battery panel, and photovoltaic battery panel is corresponding with aluminum alloy frame A1 Another aluminum alloy frame C3 is installed on long side, and the minor face above photovoltaic battery panel installs aluminum alloy frame A1, under photovoltaic battery panel The minor face of side installs aluminum alloy frame B5, and right angle is connected as rectangle, light to the aluminum alloy frame on photovoltaic battery panel 9 four edges two-by-two Volt cell panel 9 edge card is placed in the photovoltaic battery panel holding tank of four aluminum alloy frames and constitutes described photovoltaic module;Described In the mounting structure of photovoltaic module, longitudinally adjacent two photovoltaic modulies, aluminum alloy frame A1 and aluminum alloy frame B5 is handing-over side, The flat eaves of the aluminum alloy frame B5 of photovoltaic module above rides over the top of the aluminum alloy frame A1 of lower section photovoltaic module, constitutes Imbrication shape structure;The aluminum alloy frame A1 and aluminum alloy frame C3 of laterally adjacent two photovoltaic modulies is handing-over side, aluminium alloy side Guiding gutter formed at the flat eaves of anti-Yi shape 8 bottom that frame C3 extends outward, the flat eaves 8 of anti-Yi shape is held level with both hands and rides over adjacent photovoltaic group The top of part aluminum alloy frame A1, constitutes stacked tile type structure, the serration of aluminum alloy frame C3 and aluminum alloy frame A handing-over Place is provided with waterproof collodion 6, is provided with bolt 2 in guiding gutter, and aluminum alloy frame C3 is bolted on crossbeam 4, adjacent Photovoltaic module aluminum alloy frame A1 is pressed on crossbeam 4 by the flat eaves of anti-Yi shape 8 of aluminum alloy frame C3, all photovoltaic modulies according to Secondary structure, the described photovoltaic component mounting structure of composition;Further, described guiding gutter is in minor face under photovoltaic battery panel Position offers water guide mouth 7.
Heretofore described upper and lower, left and right directions definition, all for convenience of description, does not represent actual installation orientation.

Claims (2)

1. a kind of mounting structure of photovoltaic module it is characterised in that:The mounting structure of described photovoltaic module includes crossbeam, photovoltaic group Part, described photovoltaic module includes aluminum alloy frame A, aluminum alloy frame B, aluminum alloy frame C, photovoltaic battery panel, aluminum alloy frame A It is the profiled body of rectangle including cross section, be provided with the photovoltaic battery panel clamping that cross section is C-shaped above profiled body Groove;The structure of aluminum alloy frame B is as follows:On the basis of aluminum alloy frame A, to the top C-shaped of C-shaped photovoltaic battery panel holding tank The opposite direction of opening extends a flat eaves, and the tread plate that flat eaves arranges a plurality of projection constitutes aluminum alloy frame B;Aluminium alloy side The structure of frame C is as follows:On the basis of aluminum alloy frame A, clamp the negative side to c-shaped opening for the trench bottom from C-shaped photovoltaic battery panel To extending the flat eaves of anti-Yi shape, the flat eaves of anti-Yi shape arranges a plurality of laciniation and constitutes aluminum alloy frame C;Described aluminum closes Golden-rimmed frame A is arranged on one long side of photovoltaic battery panel, and photovoltaic battery panel another long side corresponding with aluminum alloy frame A is installed Aluminum alloy frame C, the minor face above photovoltaic battery panel installs aluminum alloy frame A, and the minor face below photovoltaic battery panel is installed aluminum and closed Golden-rimmed frame B, right angle is connected as rectangle to the aluminum alloy frame on photovoltaic battery panel four edges two-by-two, and photovoltaic battery panel edge card is placed on Described photovoltaic module is constituted in the photovoltaic battery panel holding tank of four aluminum alloy frames;Mounting structure in described photovoltaic module In, longitudinally adjacent two photovoltaic modulies, aluminum alloy frame A and aluminum alloy frame B is handing-over side, the aluminum of photovoltaic module above The flat eaves of alloy frame B rides over the top of the aluminum alloy frame A of lower section photovoltaic module, constitutes imbrication shape structure;Laterally adjacent two The aluminum alloy frame A and aluminum alloy frame C of individual photovoltaic module is handing-over side, the anti-Yi shape that aluminum alloy frame C extends outward Guiding gutter formed at flat eaves bottom, the flat eaves of anti-Yi shape holds the top riding over adjacent photovoltaic assembly aluminum alloy frame A level with both hands, constitutes folded Tile style structure, is provided with waterproof collodion at the serration of aluminum alloy frame C and aluminum alloy frame A handing-over, peace in guiding gutter Equipped with bolt, aluminum alloy frame C is bolted on crossbeam, and adjacent photovoltaic module aluminum alloy frame A is by aluminum alloy frame C The flat eaves of anti-Yi shape be pressed on crossbeam, all photovoltaic modulies build successively, the described photovoltaic component mounting structure of composition.
2. a kind of photovoltaic module according to claim 1 mounting structure it is characterised in that:Described guiding gutter is near light Under volt cell panel, the position of minor face offers water guide mouth.
CN201611067864.0A 2016-11-29 2016-11-29 A kind of mounting structure of photovoltaic module Expired - Fee Related CN106411243B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108512490A (en) * 2017-02-24 2018-09-07 太阳能公司 Solar power generation component and its providing method with integrated support and water management
WO2019000512A1 (en) * 2017-06-28 2019-01-03 苏州携创新能源科技有限公司 Solar photovoltaic module and installation method thereof
CN109510580A (en) * 2018-12-20 2019-03-22 苏州腾晖光伏技术有限公司 A kind of connection system of the double glass photovoltaic modulies of photovoltaic tile
TWI779030B (en) * 2017-05-09 2022-10-01 德商漢高股份有限及兩合公司 Electrically conductive adhesive for attaching solar cells and uses thereof
WO2023000874A1 (en) * 2021-07-21 2023-01-26 横店集团东磁股份有限公司 Photovoltaic assembly

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2719970Y (en) * 2004-07-15 2005-08-24 常州天合光能有限公司 Photovoltaic generating roof member
US20080035140A1 (en) * 2006-05-26 2008-02-14 Bp Corporation North America Inc. Solar Roof Tile
CN103107223A (en) * 2013-03-12 2013-05-15 河南新能光伏有限公司 Photovoltaic roof tile
WO2014167147A1 (en) * 2013-04-11 2014-10-16 Orti Hernández Antonio Electricity-generating tile that can support traffic
CN205029622U (en) * 2015-10-19 2016-02-10 广东大粤新能源科技股份有限公司 Solar PV modules lock joint formula concatenation seal structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2719970Y (en) * 2004-07-15 2005-08-24 常州天合光能有限公司 Photovoltaic generating roof member
US20080035140A1 (en) * 2006-05-26 2008-02-14 Bp Corporation North America Inc. Solar Roof Tile
CN103107223A (en) * 2013-03-12 2013-05-15 河南新能光伏有限公司 Photovoltaic roof tile
WO2014167147A1 (en) * 2013-04-11 2014-10-16 Orti Hernández Antonio Electricity-generating tile that can support traffic
CN205029622U (en) * 2015-10-19 2016-02-10 广东大粤新能源科技股份有限公司 Solar PV modules lock joint formula concatenation seal structure

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108512490A (en) * 2017-02-24 2018-09-07 太阳能公司 Solar power generation component and its providing method with integrated support and water management
TWI779030B (en) * 2017-05-09 2022-10-01 德商漢高股份有限及兩合公司 Electrically conductive adhesive for attaching solar cells and uses thereof
WO2019000512A1 (en) * 2017-06-28 2019-01-03 苏州携创新能源科技有限公司 Solar photovoltaic module and installation method thereof
CN109510580A (en) * 2018-12-20 2019-03-22 苏州腾晖光伏技术有限公司 A kind of connection system of the double glass photovoltaic modulies of photovoltaic tile
WO2023000874A1 (en) * 2021-07-21 2023-01-26 横店集团东磁股份有限公司 Photovoltaic assembly

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