CN208618683U - One kind can load-bearing bilayer waterproof photovoltaic roof system - Google Patents

One kind can load-bearing bilayer waterproof photovoltaic roof system Download PDF

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Publication number
CN208618683U
CN208618683U CN201820554755.XU CN201820554755U CN208618683U CN 208618683 U CN208618683 U CN 208618683U CN 201820554755 U CN201820554755 U CN 201820554755U CN 208618683 U CN208618683 U CN 208618683U
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CN
China
Prior art keywords
photovoltaic
roof
water
guiding gutter
support
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Active
Application number
CN201820554755.XU
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Chinese (zh)
Inventor
李科庆
朱高麟
吴云来
罗易
周承军
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Zhejiang Astronergy New Energy Development Co Ltd
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Zhejiang Astronergy New Energy Development Co Ltd
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Priority to CN201721525616 priority
Application filed by Zhejiang Astronergy New Energy Development Co Ltd filed Critical Zhejiang Astronergy New Energy Development Co Ltd
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-RED 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
    • H02S20/23Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
    • 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

Abstract

It can load-bearing bilayer waterproof photovoltaic roof system the utility model discloses one kind, component palette frame and the double-deck proof mechanism of water including photovoltaic module plate and the grafting of photovoltaic module plate, it is connected between adjacent photovoltaic component palette by a connection piece, the bilayer proof mechanism of water bottom shelf is equipped with the support for connecting with roof structure main body, the double-deck proof mechanism of water, connector and support are successively folded and are located at together, and are connected by a connecting rod integral type;The photovoltaic roof system further includes electrical system.Guiding gutter is connect with original structure using carrier setting bolt, can effectively prevent overall collapse, is guaranteed photovoltaic system structure and former building structure stable connection, is improved globality bearing capacity;Photovoltaic roof is embedded in roof by water blocking steel plate, can both install, and can also use separately as roof, while meeting the use demand under different situations on original roof.

Description

One kind can load-bearing bilayer waterproof photovoltaic roof system
Technical field
The utility model relates to the photovoltaic modulies with construction material function, can load-bearing bilayer waterproof more particularly, to one kind Photovoltaic roof system.
Background technique
All kinds of buildings that the mankind use all are likely to become production of energy and the immediate place of energy-consuming, it is various live The roofing of the light on the sunny side of residence, workshop and other buildings can become the supporting body of photovoltaic power generation.Unfortunately largely build The roof space for building object does not play the effect of photovoltaic power generation carrier.Make full use of roof area be it is a kind of can be in very great Cheng The effective ways for reducing building energy consumption on degree, solving Building Energy-saving, so that the roof of building becomes many photovoltaic electrics It stands.
Currently, the solar energy industry scale in China has occupied the first in the world.It is to be appreciated that for the east of economically invigorating region Portion's coastal economy band, energy shortage after urbanization, building accumulation, soil is few, is unfavorable for developing large-scale ground photovoltaic plant, but It is very suitable for developing Photovoltaic Building Integration.Although single architecture-integral scale of the project is small, drips and converge sea, and to electric power The supplement on the spot of shortage, and solve the puzzlement that photovoltaic plant is lost in long distance transmission.
Domestic photovoltaic application is after years development, and either industry development is oriented to, or practical Policy Effect, by recent years Start gradually from large-scale ground power plant application to distributed power generation mode transition, the distributed power generation based on building enters gold 10 year lead-time.Architecture-integral power generation mode, will with its " low spatial cost, low power transmission and transformation cost, low synthetic assembly at Originally " the advantages of and following characteristics, become the prior development direction of China's application of solar energy.The additive type (BAPV) of industrial premises is answered With will gradually eliminate since same Integration of building degree is not high.A large amount of The Factory Roofs all use color steel construction and non-concrete knot Structure, this makes the load-bearing on roof and service life aspect all very risky.It is well known that the roof service life of color steel construction is extremely There was only 15 years (less than 15 years since photovoltaic project construction) more, and the agreement that photovoltaic power generation is signed is 25 years, the two is complete It is complete to mismatch.
Using structurally waterproof conceptual design photovoltaic roofing system, structurally waterproof be can achieve in conjunction with the height of building, right For the enterprise owner of newly-built industrial premises, there is no need to color steel tiles, are mounted directly architecture-integral photovoltaic roof system generation For color steel tile, the investment construction expense of color steel tile is also saved;And for those color steel tile service life to the industry needed replacing Factory roof then haves no need to change the design of workshop original structure, does not need additionally to increase roof carrying, directly uses architecture-integral Photovoltaic roof system is replaced the former roofing of insertion and becomes technology, art and function in conjunction with original building factory building height Synthesis provides both artistic and practical photovoltaic system product, further increases the taste of building.
For example, a kind of disclosed BIPV photovoltaic roof of heat radiating type double layer water-proof structure, publication number on Chinese patent For CN205577274U, including solar photovoltaic assembly, main sink, secondary sink, damping briquetting, component briquetting, ground connection thorn piece, subtract Pad, waterproof cover, heat dissipation chamber and vent window are shaken, the main sink is longitudinally through component briquetting and damping briquetting in photovoltaic Component two sides are fixed, and the support base of main sink two sides is fixed on the purlin on roof by self-tapping screw, secondary sink and master Sink direction is vertically overlapped on main sink, and secondary sink is equipped with occlusion structure, and secondary sink passes through occlusion structure and solar energy Volt component is fixed, and waterproof cover is buckled on component briquetting, and heat below solar photovoltaic assembly can pass through waterproof cover and the sun Gap between energy photovoltaic module distributes, and is heat dissipation chamber below solar photovoltaic assembly, and heat dissipation chamber is equipped with vent window.
However in the prior art, embedded photovoltaic roofing technique is using aluminum profile single layer guiding gutter as waterproof system, aluminium Profile intensity is low, draining section is small, the special poor universality of sectional dimension, using photovoltaic tile or bridging type water repellent component, such group The unconventional size of part need to provide customized demand, and replacement Maintenance Difficulty is at high cost.And when using steel as leading sink, thin-walled at present Steel cost-effective can not also produce the irregular cavity for placing fastener, and conventional way is the table from guiding gutter in the market Self threading pin is worn to do the fixation of component and guiding gutter in face, and this fixed form causes to be deposited by fastening member stress surface and fastening substrate In spacing, lateral sliding, overall collapse can be generated under Gravitative Loads.
Utility model content
The utility model be in order to overcome in the prior art photovoltaic roof using aluminum profile single layer guiding gutter as anti-water system Uniting, intensity is low, poor universality and problem at high cost, or uses steel as there are overall collapse risks when dominating sink Problem, provide one kind can load-bearing bilayer waterproof photovoltaic roof system, using connector by each component and guiding gutter of photovoltaic roof Joint face is close to fix, and avoids using unstability risk existing for routine fastening means when steel member profile, while solving dimension Protect problem at high cost.
To achieve the goals above, the utility model uses following technical scheme:
One kind can load-bearing bilayer waterproof photovoltaic roof system, including photovoltaic module plate, with the component of photovoltaic module plate grafting Edges of boards frame and the double-deck proof mechanism of water are connected between adjacent photovoltaic component palette, the double-deck proof mechanism of water bottom by a connection piece It is provided with the support for connecting with roof structure main body, the double-deck proof mechanism of water, connector and support are successively folded and are located at together, and It is connected by a connecting rod integral type;The photovoltaic roof system further includes electrical system.
Preferably, the bilayer proof mechanism of water includes press strip, water stop rubber pad and the guiding gutter made of alloy, the pressure Item lid is located on two adjacent component palette frames, and guiding gutter is located at connector lower part, and water stop rubber pad is located at connector and guiding gutter Between, and paste and connect with connector;The seat supports are fixedly connected in guiding gutter lower part with guiding gutter joint face.In group Part edges of boards outer frame side is covered using aluminium alloy press strip, prevents rainwater from entering inside component and photovoltaic roof system, and keep component Between overall stability, clearance leakage excluded by guiding gutter again, and press strip and guiding gutter collectively form the double-deck waterproof system, from And photovoltaic roof is protected not damaged by rain erosion.In addition, press strip also acts as the effect of pressing connector, press strip, stops connector Glue pad, leading sink and support sequentially form laminated construction, are fastened together together by bolt, connector passes through pressure The dual fastening of item and bolt is risen and stress generation amount of deflection even if roofing is also easy to produce cold-hot shrink as building enclosure, will not be produced It gives birth to generate gap between photovoltaic system surface layer photovoltaic module or be subjected to displacement etc. and destroy.
Preferably, the guiding gutter includes leading sink and time guiding gutter, the leading sink section is into a ladder Trapezium structure, middle part are equipped with support slot;The support at isosceles trapezoidal structure, be plugged at the top of support in the support slot with Leading sink is fixedly connected;The secondary guiding gutter by component palette frame compression be erected on leading sink, and with leading sink Direction is vertical.
Preferably, the connector is the U-shaped component in section, and cross-sectional width photovoltaic module plate adjacent with two away from From equal, adjacent photovoltaic component palette is close to connect with connector side by the joint face of component palette frame.
Preferably, the rest base is equipped with the connecting pin being fitted and connected with roofing, the connecting pin is equipped with and is used for The bolt hole being connect with roof structure main body.Support is fixed on roofing by bolt.
Preferably, the photovoltaic roof bottom margin and building roof intersection are equipped with the gear for being embedded in building roof Water steel plate, water blocking steel plate both ends are respectively provided with insertion protrusion, and one end insertion protrusion is embedded in inside support, other end insertion protrusion Passing to former roofing can drainage.One terminal inner lining of water blocking steel plate passes to original in the main draining water guide trench bottom of photovoltaic system, the other end Roofing can drainage, guarantee seamless connection of the waterproof range from photovoltaic region to original building.Existing building is transformed into light It, can not be with photovoltaic system because existing building roofing does not consider to do photovoltaic design when designing originally when lying prostrate the building of architecture-integral System is combined into one roofing, it is necessary to which section transitions structure completes this combination, and water blocking steel plate can be used as transition structure will Photovoltaic roof system is embedded into existing building roofing.If the roof waterproof service life has arrived at the limit, when needing to safeguard renovation, just only It needs photovoltaic system to be embedded into original building to use directly as roof, former roofing can be saved to avoid maintenance renovation expense Cost.The photovoltaic roof of the utility model is embedded in roof by water blocking steel plate, can both install on original roof, can also be single It is solely used as roof, while meeting the use demand under different situations.
Preferably, the photovoltaic roof side is equipped with side block water steel plate, the side block water steel plate passes through by zinc-plated steel At self-tapping screw be fixedly connected with press strip.
Tarpaulin, ethylene-propylene packing and gland are arranged with preferably, matching with the self-tapping screw.
Preferably, the support and support slot contact surface are equipped with rubber pad, respectively the place of being bolted, which is equipped with, keeps each bolt equal Sealant in sealing state.
Preferably, the electrical system includes the battery component of lateral arrangement, the group string inverter for being set to roofing, sets Be placed in the photovoltaic exchange header box and grid-connected metering cabinet of roofing, every block assembly back is equipped with terminal box, the terminal box it Between be electrically connected to each other to form series connection group string by photovoltaic cable, it is straight that described group of string by CABLE DUCT is connected to group string inverter Side is flowed, group string inverter ac side outlet leads to photovoltaic exchange header box;Photovoltaic exchange header box output is drawn in power distribution station Grid-connected metering cabinet.The lateral arrangement of component, directly with included photovoltaic cable between the terminal box at every block assembly back It is connected with each other, specifically, the "+" pole of component B and the "-" pole of adjacent component C use the grafting of MC4 connection-peg, the "-" pole of component B The grafting of MC4 connection-peg is used with the "+" pole of adjacent component A;It is gone here and there in groups by each component interconnection group of this principle;It is a certain number of Component forms a string, and if polycrystalline 275Wp component is formed a string using 20 ~ 24 block assemblies, 315 component of polycrystalline uses 18 ~ 20 pieces of groups A string of part composition etc., group string is connected to the level-one confluence photovoltaic combiner box of roofing setting by CABLE DUCT, matches under then drawing Photovoltaic DC-to-AC converter in electricity;Photovoltaic combining inverter exports low pressure 0.4Kv, is incorporated to user side low-voltage distribution busbar, using connecing Enter backup circuit breaker or newly-increased switchgear be incorporated to low-voltage busbar mode it is grid-connected, photovoltaic combining inverter output low pressure passes through boosting Transformer boosts to 10Kv or 35KV, after pressure collects station in photovoltaic, is incorporated to user side medium-voltage distribution busbar, standby using accessing With switch perhaps newly-increased switchgear be incorporated to middle pressure busbar mode it is grid-connected or group string is connected to roofing by CABLE DUCT and sets The group string inverter direct-flow side set, group string inverter ac side outlet lead to the photovoltaic exchange header box of roofing setting;Photovoltaic is handed over The grid-connected metering cabinet in power distribution station is drawn in stream header box output.
The utility model guiding gutter uses high strength steel structure, the nationwide all regions rainfall of the big satisfaction in draining section Dewatering needs, sectional dimension routine thin-walled crimping sectional bar processing equipment can make, and maintenance cost is low, and service life meets 25 Year, it is that structure insertion connects completely waterproof covering with non-photovoltaic roof, connection is reliable, and guiding gutter and original structure are fixed using support Connection, can effectively prevent overall collapse.It, can be by arbitrary irregular cavity as fastening when aluminum profile is as leading sink Part rest area meets component installation and the fixation of guiding gutter without influencing pouring function.And when using steel as leading sink, Thin wall steel material cost-effective can not also produce the irregular cavity for placing fastener at present, and conventional way is from leading in the market Self threading pin is worn to do the fixation of component and guiding gutter in sink upper surface, and this fixed form is in the presence of by fastening member stress surface and tightly Gu substrate, there are spacing, there are unstability risks for structure, simultaneously as spatial joint clearance too fast water risk also greatly increases, this is practical Novel then to use generic connectivity part, photovoltaic module plate and guiding gutter joint face are close to fix, support and guiding gutter by stock size Joint face is close to connection, avoid using routine fastening means when steel member profile there are the problem of, and steel construction profile is led While water grain is as waterproof system, also there is the function that roof load is undertaken as enclosed structure.
Therefore, the utility model has the following beneficial effects: (1) guiding gutter is connect with original structure using carrier setting bolt, energy Overall collapse is effectively prevented, guarantees photovoltaic system structure and former building structure stable connection, improves globality bearing capacity;(2) Component using press strip pressing simultaneously have fixing piece screw link, dual fixation, though roofing be also easy to produce as building enclosure it is cold and hot Contracting, which is risen, generates amount of deflection with stress, will not generate to generate gap between photovoltaic system surface layer photovoltaic module or be subjected to displacement etc. and break It is bad;(3) photovoltaic roof is embedded in roof by water blocking steel plate, can both install on original roof, can also be separately as roof It uses, while meeting the use demand under different situations.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model.
Fig. 2 is the face the A-A structural schematic diagram of the utility model.
Fig. 3 is the face the B-B structural schematic diagram of the utility model.
Fig. 4 is the first low-pressure grid-connection schematic diagram of the utility model.
Fig. 5 is second of low-pressure grid-connection schematic diagram of the utility model.
Fig. 6 is that the utility model presses grid-connected schematic diagram in the first.
Fig. 7 is that grid-connected schematic diagram is pressed in second of the utility model.
In figure: 1, press strip 2, photovoltaic module plate 3, connector 4, water stop rubber pad 5, leading sink 6, support 7, secondary lead Sink 8, component palette frame 9, connecting rod 10, support slot 11, connecting pin 12, bottom water blocking steel plate 13, insertion protrusion 14, pedal 15, original building roofing 16, water chopsticks plate 17, side block water steel plate 18, tap bolt.
Specific embodiment
The utility model is further described with specific embodiment with reference to the accompanying drawing.
Embodiment 1:
In embodiment as shown in Figure 1, Figure 2 and Figure 3, one kind can load-bearing bilayer waterproof photovoltaic roof system, including photovoltaic Component palette 2, with the component palette frame 8 of photovoltaic module plate grafting and the double-deck proof mechanism of water, pass through one between adjacent photovoltaic component palette Connector 3 connects, and the bilayer proof mechanism of water bottom shelf is equipped with the support 6 for connecting with roof structure main body, the double-deck waterproof Mechanism, connector and support are successively folded and are located at together, and are connected by 9 integral type of a connecting rod;The connector is that section is in U The component of type, and cross-sectional width photovoltaic module plate adjacent with two is equidistant, adjacent photovoltaic component palette passes through component palette frame Joint face be close to connector side connection;The bilayer proof mechanism of water includes press strip 1, water stop rubber pad 4 and is made of alloy Guiding gutter, press strip lid is located on two adjacent component palette frames, and guiding gutter is located at connector lower part, and water stop rubber pad is located at connection It between part and guiding gutter, and pastes and connects with connector, seat supports are in guiding gutter lower part, with the fixed company of guiding gutter joint face It connects;The guiding gutter includes leading sink 5 and time guiding gutter 7, the trapezium structure of the leading sink section into a ladder, middle part Equipped with support slot 10;The support is plugged in solid with leading sink in the support slot at isosceles trapezoidal structure at the top of support Fixed connection, the secondary guiding gutter are erected on leading sink by component palette frame compression, and vertical with leading sink direction;Institute It states rest base and is equipped with the connecting pin 11 being fitted and connected with roofing, the connecting pin is equipped with for connecting with roof structure main body Bolt hole.
It is covered on the outside of component palette frame using aluminium alloy press strip, prevents rainwater from entering in component and photovoltaic roof system Portion, and the overall stability between component is kept, clearance leakage is excluded by guiding gutter again, and press strip collectively forms double with guiding gutter Layer waterproof system, so that photovoltaic roof be protected not damaged by rain erosion.In addition, press strip also acts as the effect of pressing connector, Press strip, connector, water stop rubber pad, leading sink and support sequentially form laminated construction, are fastenedly connected together by bolt one It rises, connector passes through the dual fastening of press strip and bolt, rises and stress production even if roofing is also easy to produce cold-hot shrink as building enclosure Raw amount of deflection will not be generated to generate gap between photovoltaic system surface layer photovoltaic module or be subjected to displacement etc. and be destroyed.The utility model Guiding gutter uses high strength steel structure, the nationwide all regions rainfall dewatering needs of the big satisfaction in draining section, sectional dimension Conventional thin-walled crimping sectional bar processing equipment can make, and maintenance cost is low, and service life meets 25 years, be knot with non-photovoltaic roof Structure insertion connects completely waterproof covering, and connection is reliable, and guiding gutter is fixedly connected with original structure using support, can effectively prevent entirety Unstability.When aluminum profile is as leading sink, component peace can be met by arbitrary irregular cavity as fastener rest area The fixation of dress and guiding gutter is without influencing pouring function.And when using steel as leading sink, thin wall steel material can not also at present Cost-effective to produce the irregular cavity for placing fastener, conventional way is to wear self threading pin from guiding gutter upper surface in the market Do the fixation of component and guiding gutter, this fixed form has that there are spacing, knot by fastening member stress surface and fastening substrate There are unstability risks for structure, simultaneously as spatial joint clearance too fast water risk also greatly increases, the utility model, which then uses, commonly to be connected Photovoltaic module plate and guiding gutter joint face are close to fix by fitting, stock size, and support and guiding gutter joint face are close to connection, Avoid using routine fastening means when steel member profile there are the problem of, and steel construction profile water guide grain is as waterproof system While, also there is the function that roof load is undertaken as enclosed structure.
Photovoltaic roof bottom margin and building roof intersection are equipped with the water blocking steel plate 12 for being embedded in building roof, described Water blocking steel plate both ends are respectively provided with insertion protrusion 13, and one end insertion protrusion is embedded in inside support, and other end insertion protrusion passes to former room It face can drainage.One terminal inner lining of water blocking steel plate passes to former roofing and can arrange in the main draining water guide trench bottom of photovoltaic system, the other end Water area guarantees seamless connection of the waterproof range from photovoltaic region to original building.Existing building is transformed into photovoltaic building one When the building of body, because existing building roofing does not consider to do photovoltaic design when designing originally, it can not be combined into photovoltaic system One integral roofing, it is necessary to which section transitions structure completes this combination, and water blocking steel plate can be used as transition structure for photovoltaic roof System embedment is to existing building roofing.If the roof waterproof service life has arrived at the limit, when needing to safeguard renovation, just only need light It lies prostrate system embedment and is used to original building directly as roof, former roofing can be to avoid maintenance renovation expense, save the cost.This reality Roof is embedded in by water blocking steel plate with novel photovoltaic roof, can both be installed on original roof, it can also be separately as room Top uses, while meeting the use demand under different situations.
Respectively the place of being bolted is equipped with the sealant for being in a sealed state each bolt.
As shown in attached drawing 4 to attached drawing 7, the electrical system includes the battery component of lateral arrangement, is set to the one of roofing Pressure collects station in grade confluence photovoltaic combiner box, gird-connected inverter and photovoltaic, and every block assembly back is equipped with terminal box, the terminal box Between be electrically connected to each other to form series connection group string by photovoltaic cable, described group is connected in series to level-one confluence photovoltaic combiner box, Then draw the gird-connected inverter in lower power distribution station, after gird-connected inverter output voltage is by the way that pressure collects station in photovoltaic, and access customer Side medium-voltage distribution busbar, it is grid-connected in such a way that access backup circuit breaker or newly-increased switchgear are incorporated to middle pressure busbar.The cross of component To arrangement, directly it is connected with each other with included photovoltaic cable between the terminal box at every block assembly back, specifically, the "+" of component B Pole and the "-" pole of adjacent component C use the grafting of MC4 connection-peg, and the "-" pole of component B and the "+" pole of adjacent component A are inserted using MC4 Connector grafting;It is formed a string by this principle polycrystalline 275Wp component using 20 block assemblies, 315 component of polycrystalline uses 18 block assembly groups At a string, group string is connected to the level-one confluence photovoltaic combiner box of roofing setting by CABLE DUCT, then draws in lower power distribution station Photovoltaic DC-to-AC converter;Photovoltaic combining inverter exports low pressure 0.4Kv, is incorporated to user side low-voltage distribution busbar, spare using accessing The mode that switch or newly-increased switchgear are incorporated to low-voltage busbar is grid-connected, and photovoltaic combining inverter output low pressure passes through step-up transformer 10KV is boosted to, after pressure collects station in photovoltaic, is incorporated to user side medium-voltage distribution busbar, using access backup circuit breaker or newly The mode that increasing switchgear is incorporated to middle pressure busbar is grid-connected, or group string is connected to the group string inversion of roofing setting by CABLE DUCT Device DC side, group string inverter ac side outlet lead to the photovoltaic exchange header box of roofing setting;Photovoltaic exchanges header box output Draw the grid-connected metering cabinet in power distribution station.
Embodiment 2:
In embodiment as shown in Figure 1, Figure 2 and Figure 3, one kind can load-bearing bilayer waterproof photovoltaic roof system, including photovoltaic Component palette 2, with the component palette frame 8 of photovoltaic module plate grafting and the double-deck proof mechanism of water, pass through one between adjacent photovoltaic component palette Connector 3 connects, and the bilayer proof mechanism of water bottom shelf is equipped with the support 6 for connecting with roof structure main body, the double-deck waterproof Mechanism, connector and support are successively folded and are located at together, and are connected by 9 integral type of a connecting rod;The connector is that section is in U The component of type, and cross-sectional width photovoltaic module plate adjacent with two is equidistant, adjacent photovoltaic component palette passes through component palette frame Joint face be close to connector side connection;The bilayer proof mechanism of water includes press strip 1, water stop rubber pad 4 and is made of alloy Guiding gutter, press strip lid is located on two adjacent component palette frames, and guiding gutter is located at connector lower part, and water stop rubber pad is located at connection It between part and guiding gutter, and pastes and connects with connector, seat supports are in guiding gutter lower part, with the fixed company of guiding gutter joint face It connects;The guiding gutter includes leading sink 5 and time guiding gutter 7, the trapezium structure of the leading sink section into a ladder, middle part Equipped with support slot 10;The support is plugged in solid with leading sink in the support slot at isosceles trapezoidal structure at the top of support Fixed connection, the secondary guiding gutter are erected on leading sink by component palette frame compression, and vertical with leading sink direction;Institute It states rest base and is equipped with the connecting pin 11 being fitted and connected with roofing, the connecting pin is equipped with for connecting with roof structure main body Bolt hole.
It is covered on the outside of component palette frame using aluminium alloy press strip, prevents rainwater from entering in component and photovoltaic roof system Portion, and the overall stability between component is kept, clearance leakage is excluded by guiding gutter again, and press strip collectively forms double with guiding gutter Layer waterproof system, so that photovoltaic roof be protected not damaged by rain erosion.In addition, press strip also acts as the effect of pressing connector, Press strip, connector, water stop rubber pad, leading sink and support sequentially form laminated construction, are fastenedly connected together by bolt one It rises, connector passes through the dual fastening of press strip and bolt, rises and stress production even if roofing is also easy to produce cold-hot shrink as building enclosure Raw amount of deflection will not be generated to generate gap between photovoltaic system surface layer photovoltaic module or be subjected to displacement etc. and be destroyed.The utility model Guiding gutter uses high strength steel structure, the nationwide all regions rainfall dewatering needs of the big satisfaction in draining section, sectional dimension Conventional thin-walled crimping sectional bar processing equipment can make, and maintenance cost is low, and service life meets 25 years, be knot with non-photovoltaic roof Structure insertion connects completely waterproof covering, and connection is reliable, and guiding gutter is fixedly connected with original structure using support, can effectively prevent entirety Unstability.When aluminum profile is as leading sink, component peace can be met by arbitrary irregular cavity as fastener rest area The fixation of dress and guiding gutter is without influencing pouring function.And when using steel as leading sink, thin wall steel material can not also at present Cost-effective to produce the irregular cavity for placing fastener, conventional way is to wear self threading pin from guiding gutter upper surface in the market Do the fixation of component and guiding gutter, this fixed form has that there are spacing, knot by fastening member stress surface and fastening substrate There are unstability risks for structure, simultaneously as spatial joint clearance too fast water risk also greatly increases, the utility model, which then uses, commonly to be connected Photovoltaic module plate and guiding gutter joint face are close to fix by fitting, stock size, and support and guiding gutter joint face are close to connection, Avoid using routine fastening means when steel member profile there are the problem of, and steel construction profile water guide grain is as waterproof system While, also there is the function that roof load is undertaken as enclosed structure.
Photovoltaic roof bottom margin and building roof intersection are equipped with the water blocking steel plate 12 for being embedded in building roof, described Water blocking steel plate both ends are respectively provided with insertion protrusion 13, and one end insertion protrusion is embedded in inside support, and other end insertion protrusion passes to former room It face can drainage.One terminal inner lining of water blocking steel plate passes to former roofing and can arrange in the main draining water guide trench bottom of photovoltaic system, the other end Water area guarantees seamless connection of the waterproof range from photovoltaic region to original building.Existing building is transformed into photovoltaic building one When the building of body, because existing building roofing does not consider to do photovoltaic design when designing originally, it can not be combined into photovoltaic system One integral roofing, it is necessary to which section transitions structure completes this combination, and water blocking steel plate can be used as transition structure for photovoltaic roof System embedment is to existing building roofing.If the roof waterproof service life has arrived at the limit, when needing to safeguard renovation, just only need light It lies prostrate system embedment and is used to original building directly as roof, former roofing can be to avoid maintenance renovation expense, save the cost.This reality Roof is embedded in by water blocking steel plate with novel photovoltaic roof, can both be installed on original roof, it can also be separately as room Top uses, while meeting the use demand under different situations.
Respectively the place of being bolted is equipped with the sealant for being in a sealed state each bolt.
As shown in attached drawing 4 to attached drawing 7, the electrical system includes the battery component of lateral arrangement, is set to the one of roofing Pressure collects station in grade confluence photovoltaic combiner box, gird-connected inverter and photovoltaic, and every block assembly back is equipped with terminal box, the terminal box Between be electrically connected to each other to form series connection group string by photovoltaic cable, described group is connected in series to level-one confluence photovoltaic combiner box, Then draw the gird-connected inverter in lower power distribution station, after gird-connected inverter output voltage is by the way that pressure collects station in photovoltaic, and access customer Side medium-voltage distribution busbar, it is grid-connected in such a way that access backup circuit breaker or newly-increased switchgear are incorporated to middle pressure busbar.The cross of component To arrangement, directly it is connected with each other with included photovoltaic cable between the terminal box at every block assembly back, specifically, the "+" of component B Pole and the "-" pole of adjacent component C use the grafting of MC4 connection-peg, and the "-" pole of component B and the "+" pole of adjacent component A are inserted using MC4 Connector grafting;It is formed a string by this principle polycrystalline 275Wp component using 24 block assemblies, 315 component of polycrystalline uses 20 block assembly groups At a string, group string is connected to the level-one confluence photovoltaic combiner box of roofing setting by CABLE DUCT, then draws in lower power distribution station Photovoltaic DC-to-AC converter;Photovoltaic combining inverter exports low pressure 0.4Kv, is incorporated to user side low-voltage distribution busbar, spare using accessing The mode that switch or newly-increased switchgear are incorporated to low-voltage busbar is grid-connected, and photovoltaic combining inverter output low pressure passes through step-up transformer 35KV is boosted to, after pressure collects station in photovoltaic, is incorporated to user side medium-voltage distribution busbar, using access backup circuit breaker or newly The mode that increasing switchgear is incorporated to middle pressure busbar is grid-connected, or group string is connected to the group string inversion of roofing setting by CABLE DUCT Device DC side, group string inverter ac side outlet lead to the photovoltaic exchange header box of roofing setting;Photovoltaic exchanges header box output Draw the grid-connected metering cabinet in power distribution station.
Embodiment 2:
In embodiment as shown in Figure 1, Figure 2 and Figure 3, one kind can load-bearing bilayer waterproof photovoltaic roof system, including photovoltaic Component palette 2, with the component palette frame 8 of photovoltaic module plate grafting and the double-deck proof mechanism of water, pass through one between adjacent photovoltaic component palette Connector 3 connects, and the bilayer proof mechanism of water bottom shelf is equipped with the support 6 for connecting with roof structure main body, the double-deck waterproof Mechanism, connector and support are successively folded and are located at together, and are connected by 9 integral type of a connecting rod;The connector is that section is in U The component of type, and cross-sectional width photovoltaic module plate adjacent with two is equidistant, adjacent photovoltaic component palette passes through component palette frame Joint face be close to connector side connection;The bilayer proof mechanism of water includes press strip 1, water stop rubber pad 4 and is made of alloy Guiding gutter, press strip lid is located on two adjacent component palette frames, and guiding gutter is located at connector lower part, and water stop rubber pad is located at connection It between part and guiding gutter, and pastes and connects with connector, seat supports are in guiding gutter lower part, with the fixed company of guiding gutter joint face It connects;The guiding gutter includes leading sink 5 and time guiding gutter 7, the trapezium structure of the leading sink section into a ladder, middle part Equipped with support slot 10;The support is plugged in solid with leading sink in the support slot at isosceles trapezoidal structure at the top of support Fixed connection, the secondary guiding gutter are erected on leading sink by component palette frame compression, and vertical with leading sink direction;Institute It states rest base and is equipped with the connecting pin 11 being fitted and connected with roofing, the connecting pin is equipped with for connecting with roof structure main body Bolt hole.
It is covered on the outside of component palette frame using aluminium alloy press strip, prevents rainwater from entering in component and photovoltaic roof system Portion, and the overall stability between component is kept, clearance leakage is excluded by guiding gutter again, and press strip collectively forms double with guiding gutter Layer waterproof system, so that photovoltaic roof be protected not damaged by rain erosion.In addition, press strip also acts as the effect of pressing connector, Press strip, connector, water stop rubber pad, leading sink and support sequentially form laminated construction, are fastenedly connected together by bolt one It rises, connector passes through the dual fastening of press strip and bolt, rises and stress production even if roofing is also easy to produce cold-hot shrink as building enclosure Raw amount of deflection will not be generated to generate gap between photovoltaic system surface layer photovoltaic module or be subjected to displacement etc. and be destroyed.The utility model Guiding gutter uses high strength steel structure, the nationwide all regions rainfall dewatering needs of the big satisfaction in draining section, sectional dimension Conventional thin-walled crimping sectional bar processing equipment can make, and maintenance cost is low, and service life meets 25 years, be knot with non-photovoltaic roof Structure insertion connects completely waterproof covering, and connection is reliable, and guiding gutter is fixedly connected with original structure using support, can effectively prevent entirety Unstability.When aluminum profile is as leading sink, component peace can be met by arbitrary irregular cavity as fastener rest area The fixation of dress and guiding gutter is without influencing pouring function.And when using steel as leading sink, thin wall steel material can not also at present Cost-effective to produce the irregular cavity for placing fastener, conventional way is to wear self threading pin from guiding gutter upper surface in the market Do the fixation of component and guiding gutter, this fixed form has that there are spacing, knot by fastening member stress surface and fastening substrate There are unstability risks for structure, simultaneously as spatial joint clearance too fast water risk also greatly increases, the utility model, which then uses, commonly to be connected Photovoltaic module plate and guiding gutter joint face are close to fix by fitting, stock size, and support and guiding gutter joint face are close to connection, Avoid using routine fastening means when steel member profile there are the problem of, and steel construction profile water guide grain is as waterproof system While, also there is the function that roof load is undertaken as enclosed structure.
Photovoltaic roof bottom margin and building roof intersection are equipped with the water blocking steel plate 12 for being embedded in building roof, described Water blocking steel plate both ends are respectively provided with insertion protrusion 13, and one end insertion protrusion is embedded in inside support, and other end insertion protrusion passes to former room It face can drainage.One terminal inner lining of water blocking steel plate passes to former roofing and can arrange in the main draining water guide trench bottom of photovoltaic system, the other end Water area guarantees seamless connection of the waterproof range from photovoltaic region to original building.Existing building is transformed into photovoltaic building one When the building of body, because existing building roofing does not consider to do photovoltaic design when designing originally, it can not be combined into photovoltaic system One integral roofing, it is necessary to which section transitions structure completes this combination, and water blocking steel plate can be used as transition structure for photovoltaic roof System embedment is to existing building roofing.If the roof waterproof service life has arrived at the limit, when needing to safeguard renovation, just only need light It lies prostrate system embedment and is used to original building directly as roof, former roofing can be to avoid maintenance renovation expense, save the cost.This reality Roof is embedded in by water blocking steel plate with novel photovoltaic roof, can both be installed on original roof, it can also be separately as room Top uses, while meeting the use demand under different situations.
Respectively the place of being bolted is equipped with the sealant for being in a sealed state each bolt.
As shown in attached drawing 4 to attached drawing 7, the electrical system includes the battery component of lateral arrangement, is set to the one of roofing Pressure collects station in grade confluence photovoltaic combiner box, gird-connected inverter and photovoltaic, and every block assembly back is equipped with terminal box, the terminal box Between be electrically connected to each other to form series connection group string by photovoltaic cable, described group is connected in series to level-one confluence photovoltaic combiner box, Then draw the gird-connected inverter in lower power distribution station, after gird-connected inverter output voltage is by the way that pressure collects station in photovoltaic, and access customer Side medium-voltage distribution busbar, it is grid-connected in such a way that access backup circuit breaker or newly-increased switchgear are incorporated to middle pressure busbar.The cross of component To arrangement, directly it is connected with each other with included photovoltaic cable between the terminal box at every block assembly back, specifically, the "+" of component B Pole and the "-" pole of adjacent component C use the grafting of MC4 connection-peg, and the "-" pole of component B and the "+" pole of adjacent component A are inserted using MC4 Connector grafting;It is formed a string by this principle polycrystalline 275Wp component using 23 block assemblies, 315 component of polycrystalline uses 20 block assembly groups At a string, group string is connected to the level-one confluence photovoltaic combiner box of roofing setting by CABLE DUCT, then draws in lower power distribution station Photovoltaic DC-to-AC converter;Photovoltaic combining inverter exports low pressure 0.4Kv, is incorporated to user side low-voltage distribution busbar, spare using accessing The mode that switch or newly-increased switchgear are incorporated to low-voltage busbar is grid-connected, and photovoltaic combining inverter output low pressure passes through step-up transformer 20KV is boosted to, after pressure collects station in photovoltaic, is incorporated to user side medium-voltage distribution busbar, using access backup circuit breaker or newly The mode that increasing switchgear is incorporated to middle pressure busbar is grid-connected, or group string is connected to the group string inversion of roofing setting by CABLE DUCT Device DC side, group string inverter ac side outlet lead to the photovoltaic exchange header box of roofing setting;Photovoltaic exchanges header box output Draw the grid-connected metering cabinet in power distribution station.

Claims (9)

1. one kind can load-bearing bilayer waterproof photovoltaic roof system, which is characterized in that including photovoltaic module plate (2) and photovoltaic module The component palette frame (8) of plate (2) grafting and the double-deck proof mechanism of water, between adjacent photovoltaic component palette (2) even by a connection piece (3) It connects, the bilayer proof mechanism of water bottom shelf is equipped with the support (6) for connecting with roof structure main body, the double-deck proof mechanism of water, company Fitting (3) and support (6), which are successively folded, to be located at together, and is connected by a connecting rod (9) integral type;The photovoltaic roof system is also Including electrical system;The photovoltaic roof bottom margin and building roof intersection are equipped with the water blocking steel for being embedded in building roof Plate (12), water blocking steel plate (12) both ends are respectively provided with end and are embedded in raised (13), and one end is embedded in raised (13) insertion support (6) Portion, other end insertion raised (13) passes to former roofing can drainage.
2. one kind according to claim 1 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that the bilayer waterproof Mechanism includes press strip (1), water stop rubber pad (4) and the guiding gutter made of alloy, and press strip (1) lid is located at two adjacent components On edges of boards frame (8), guiding gutter is located at connector (3) lower part, and water stop rubber pad (4) is located between connector (3) and guiding gutter, and with Connector (3) pastes connection;The support (6) is supported on guiding gutter lower part, is fixedly connected with guiding gutter joint face.
3. one kind according to claim 2 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that the guiding gutter packet Leading sink (5) and time guiding gutter (7), the trapezium structure of leading sink (5) section into a ladder are included, middle part is equipped with support Slot (10);The support (6) is plugged in the support slot (10) and leading water at isosceles trapezoidal structure at the top of support (6) Slot is fixedly connected;The secondary guiding gutter (7) by component palette frame (8) compress be erected on leading sink (5), and with leading water Slot (5) direction is vertical.
4. one kind according to claim 1 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that the connector It (3) is the U-shaped component in section, and cross-sectional width photovoltaic module plate (2) adjacent with two are equidistant, adjacent photovoltaic component palette (2) connection is close to connector (3) side by the joint face of component palette frame (8).
5. one kind according to claim 1 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that the support (6) Bottom is equipped with the connecting pin (11) being fitted and connected with roofing, and the connecting pin (11) is equipped with for connecting with roof structure main body Bolt hole.
6. one kind according to claim 1 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that the photovoltaic roof Side is equipped with side block water steel plate (17), and the side block water steel plate (17) passes through the self-tapping screw made of galvanized steel (18) and press strip (1) it is fixedly connected.
7. one kind according to claim 6 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that with the self tapping spiral shell Silk (18), which is matched, is arranged with tarpaulin, ethylene-propylene packing and gland.
8. one kind according to claim 6 can load-bearing bilayer waterproof photovoltaic roof system, characterized in that the support (6) It is equipped with rubber pad with support slot (10) contact surface, respectively the place of being bolted is equipped with the sealant for being in a sealed state each bolt.
9. one kind described in -6 any one can load-bearing bilayer waterproof photovoltaic roof system according to claim 1, characterized in that institute State the battery component that electrical system includes lateral arrangement, the photovoltaic exchange organized string inverter, be set to roofing for being set to roofing Header box and grid-connected metering cabinet, every block assembly back are equipped with terminal box, and it is mutual to pass through photovoltaic cable between the terminal box It is electrically connected to form series connection group string, described group of string is connected to a group string inverter direct-flow side by CABLE DUCT, and group string inverter is handed over Stream side outlet leads to photovoltaic exchange header box;The grid-connected metering cabinet in power distribution station is drawn in photovoltaic exchange header box output.
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CN110649867A (en) * 2019-10-15 2020-01-03 合肥阳光新能源科技有限公司 Mounting structure of photovoltaic module

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CN112095931B (en) * 2020-07-31 2021-11-09 中国节能减排有限公司北京建筑光伏科技分公司 Photovoltaic roof
CN113073795B (en) * 2021-04-16 2022-04-05 江苏中信博新能源科技股份有限公司 Photovoltaic module fastening structure and BIPV roofing support system

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CN201671250U (en) * 2010-01-09 2010-12-15 深圳南玻幕墙及光伏工程有限公司 Novel photovoltaic roof system
CN102409815B (en) * 2011-12-02 2014-08-27 哈尔滨工业大学空间钢结构幕墙有限公司 Double-layer waterproof thermal insulation metal roof
CN103280705B (en) * 2013-05-13 2014-08-13 南车株洲电力机车研究所有限公司 Multifunctional integration photovoltaic power generation device
CN106522479A (en) * 2016-12-22 2017-03-22 黄彩云 BIPV waterproof photovoltaic roof installation system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110649867A (en) * 2019-10-15 2020-01-03 合肥阳光新能源科技有限公司 Mounting structure of photovoltaic module
CN110649867B (en) * 2019-10-15 2021-12-14 合肥阳光新能源科技有限公司 Mounting structure of photovoltaic module

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