CN216340498U - A rapid Assembly photovoltaic roofing structure for sloping roof - Google Patents

Abstract

The utility model provides a quick assembly photovoltaic roofing structure for sloping roof, belongs to distributing type photovoltaic roof construction field, including installing the photovoltaic roofing module that agrees with the piece butt joint at the roofing, connect through the wave form waterproof board connecting piece between the adjacent photovoltaic roofing module to it is fixed through connecting screw fixed knot structure. The photovoltaic roof module is of an integrated structure and comprises a substrate, a heat insulation plate, a corrugated waterproof plate and a photovoltaic module which are sequentially laid from bottom to top, and the photovoltaic module is fixedly connected through a fixing screw fixing structure in a penetrating manner; the fixing screw fixing structure comprises a fixing screw, a threaded steel gasket in threaded connection with the head of the fixing screw, a nut in threaded connection with the tail of the fixing screw, and waterproof rubber gaskets arranged above the threaded steel gasket and the nut; the screw-thread steel gasket is arranged at the wave crest of the corrugated waterproof board, and an aluminum alloy clamp is arranged on the screw-thread steel gasket. The utility model solves the technical problems of low installation precision, low construction speed and high labor cost of the existing photovoltaic roof construction mode.

Description

A rapid Assembly photovoltaic roofing structure for sloping roof

Technical Field

The utility model belongs to the field of distributed photovoltaic roof construction, and particularly relates to a rapid assembly photovoltaic roof structure for a sloping roof.

Background

As the most promising direction of development in the field of renewable clean energy, distributed photovoltaic and fabricated buildings are becoming important factors in the design and construction of current and even future roofs and curtain walls. Most of the prior art focuses on the installation of photovoltaic roofs on flat roofs of commercial buildings or industrial plants, and photovoltaic modules of slope roof buildings are mostly BAPV (building interior wall arrangement), that is, the photovoltaic modules are installed on the roofs, which is not optimal from the viewpoints of building cost, beauty and ventilation and energy conservation of the roofs.

The mounting means that photovoltaic roof was commonly used at present has: by utilizing a structural layer embedded bolt or a chemical anchor bolt fixing support, a special clamp or a bi-component adhesive bonding method and the like, the construction methods generally have the problems of difficult installation and disassembly, complex maintenance, conflict with the functions of the existing buildings, or local leakage of the building roof in the future due to the damage of the original waterproof system of the roof, and the like.

Because the installation of photovoltaic module lags behind the roofing system, and the construction designer often lacks the research to the roofing system, leads to current photovoltaic roofing to mostly only confine the roof to electricity generation, but can't compromise the pleasing to the eye and the system ventilation quality of roofing to influence indoor living space's travelling comfort.

Some distributed photovoltaic technologies solve the above problems, but suffer from high cost and are difficult to popularize.

The existing photovoltaic roof is installed in a mode that roof components are transported to a construction site and then are assembled on the site one by one, and due to the fact that assembly gaps exist among the assembly components, certain assembly errors can exist among the components, the overall precision of the assembled photovoltaic roof is low, and meanwhile the problems of low construction speed and high labor cost exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick-assembly photovoltaic roof structure for a sloping roof, which aims to solve the technical problems of low installation precision, low construction speed and high labor cost of the existing photovoltaic roof construction mode.

In order to realize the purpose, the utility model adopts the following technical utility model:

the utility model provides a quick assembly photovoltaic roofing structure for sloping roof, is including installing the photovoltaic roofing module that agrees with the piece butt joint at the roofing, connects through the wave form waterproof board connecting piece between the adjacent photovoltaic roofing module to it is fixed through connecting screw fixed knot structure.

The photovoltaic roof module is of an integrated structure and comprises a substrate, a heat insulation plate, a corrugated waterproof plate and a photovoltaic module which are sequentially laid from bottom to top, and the photovoltaic module is fixedly connected through a fixing screw fixing structure in a penetrating manner; the fixing screw fixing structure comprises a fixing screw, a threaded steel gasket in threaded connection with the head of the fixing screw, a nut in threaded connection with the tail of the fixing screw, and waterproof rubber gaskets arranged above the threaded steel gasket and the nut; the thread steel gasket is arranged at the wave crest of the wave-shaped waterproof plate, an aluminum alloy clamp is arranged on the thread steel gasket, and an aluminum alloy buckle cover is inserted and buckled on the aluminum alloy clamp; the photovoltaic assembly is transversely inserted between the aluminum alloy clamp and the deformed steel gasket; the fixing screw rod sequentially penetrates through the aluminum alloy clamp, the deformed steel gasket, the corrugated waterproof plate, the heat insulation plate and the base plate from top to bottom and is fastened through a nut; the tail part of the fixed screw rod is connected with a connecting angle bracket in a penetrating way.

Further preferred technical solution: the connecting screw fixing structure comprises a connecting screw, a threaded steel gasket, a nut and waterproof rubber gaskets, wherein the threaded steel gasket and the nut are in threaded connection with the tail of the connecting screw, and the waterproof rubber gaskets are arranged above the threaded steel gasket and below the nut.

Further preferred technical solution: the wave-shaped waterproof plate connecting piece is matched and connected between the upper surfaces of the wave-shaped waterproof plates of the adjacent photovoltaic roof modules; the connecting screw rod penetrates through the connecting joint of the two adjacent photovoltaic roof modules from bottom to top; the connecting screw rod sequentially penetrates through the base plate, the heat insulation plate, the corrugated waterproof plate connecting piece, the deformed steel bar gasket and the aluminum alloy clamp from bottom to top, and the connecting angle code penetrates through the head of the connecting screw rod.

Further preferred technical solution: the aluminum alloy clamp comprises a U-shaped part, and two ends of the U-shaped part are horizontally bent outwards to form clamping parts; a pair of lower convex bayonet catches are arranged on the opposite sides of the inner side surfaces of the pair of vertical limbs of the U-shaped part.

Further preferred technical solution: the screw-thread steel gasket is a rectangular plate body, and a screw hole is formed in the center of the screw-thread steel gasket; the transverse length of the screw-thread steel gasket is longer than that of the horizontal limb of the U-shaped part of the aluminum alloy clamp.

Further preferred technical solution: the deformed steel gasket is arranged at the wave crest of the corrugated waterproof plate, and the aluminum alloy clamp is arranged on the deformed steel gasket; a photovoltaic module bayonet is formed among the vertical limb of the U-shaped part of the aluminum alloy clamp, the clamping part and the screw thread steel gasket; the end part of the photovoltaic module is correspondingly clamped in the clamping opening of the photovoltaic module.

Further preferred technical solution: the aluminum alloy buckle cover comprises an arc-shaped cover plate and a pair of connecting plates vertically connected to the bottom surface of the arc-shaped cover plate; a pair of convex bayonet catches are symmetrically arranged on the outer side surfaces of the pair of connecting plates.

Further preferred technical solution: when the aluminum alloy buckle cover is pressed into the aluminum alloy clamp, the pair of upper convex clamping thorns of the aluminum alloy buckle cover and the pair of upper convex clamping thorns of the aluminum alloy clamp correspond to the clamping hooks for self-locking.

Further preferred technical solution: the corrugated waterproof board connecting piece is a corrugated board body matched with the corrugated waterproof board, and the material of the corrugated waterproof board connecting piece is the same as that of the corrugated waterproof board; the width of the corrugated waterproof board connecting piece 12 is 30 cm-110 cm.

Further preferred technical solution: when the integrated photovoltaic roof module is connected to the steel structure roof, the photovoltaic roof module is connected with a steel purline of the steel structure roof through a connecting angle bracket and is fastened through a bolt group; the upper flange plate of the steel purline is supported on the base plate of the photovoltaic roof module, and the lower flange plate is supported on the steel cross beam of the steel structure roof.

Further preferred technical solution: when the integrated photovoltaic roof module is connected to a concrete roof, a structural layer of the concrete roof is connected with a support corner brace through an expansion bolt; the photovoltaic roof module is connected with the supporting corner connector through the connecting corner connector and is fastened through the bolt group.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

the photovoltaic roof module is prefabricated and processed into an integral structure in a factory, and is directly assembled through the connecting screw and the wave-shaped waterproof plate connecting piece after being transported to a construction site, so that the construction of the photovoltaic roof structure for quickly assembling a sloping roof can be quickly completed; the utility model relates to a rapid assembly photovoltaic roof structure for a sloping roof and an assembly construction method thereof, which have the advantages that the quality of industrial production and the assembly construction method of the rapid assembly photovoltaic roof structure for the sloping roof form a whole set of standardized rapid assembly photovoltaic roof structure for the sloping roof and the assembly construction method thereof, and the product quality and the integral construction quality are ensured.

2, the rapid assembly photovoltaic roof structure for the sloping roof and the assembly construction method thereof have the advantages of low dependence on labor, reduced labor cost, capability of accelerating construction speed, energy conservation, environmental protection and easy quality monitoring.

3, the photovoltaic roof module assembly construction method has the advantages of regular module size, controllable quality, high production and construction mechanization degree and obvious reduction of construction labor cost through assembly type construction of the photovoltaic roof module.

4, in the prior art, the aluminum alloy clamp is of an integrated structure and is directly connected with the corrugated waterproof plate.

According to the photovoltaic module clamping device, the screw thread steel gasket is arranged between the aluminum alloy clamp and the corrugated waterproof plate, and firstly, the photovoltaic module is clamped and fixedly connected by arranging the screw thread steel gasket and forming a photovoltaic module clamping opening between the screw thread steel gasket and the aluminum alloy clamp; secondly, a layer of deformed steel bar gasket is additionally arranged between the aluminum alloy clamp and the corrugated waterproof plate, so that the connecting thickness between the aluminum alloy clamp and the corrugated waterproof plate is increased, the penetrating thickness of the connecting screw or the fixing screw is further increased, and the connecting strength and the fixing strength are further enhanced; and thirdly, a threaded hole is formed in the center of the threaded steel gasket, and the connecting screw rod and the fixing screw rod are connected with the threaded steel gasket in a threaded connection mode, so that the threaded steel gasket is smooth in penetration and more stable in connection.

5, in the prior art, the photovoltaic roof installation mode is only to prefabricate each component in a factory and then assemble each component on site to complete the photovoltaic roof construction; there is not integrative photovoltaic roofing template among the prior art, consequently also does not have photovoltaic roofing module seam.

According to the utility model, the wave-shaped waterproof board connecting pieces are arranged between the wave-shaped waterproof boards at the splicing seams among the photovoltaic roof modules, and are plate bodies which are identical to the wave-shaped waterproof boards in wave shape, structure and material and can be completely fit with the wave-shaped waterproof boards, so that no connecting gap exists between the wave-shaped waterproof boards and the wave-shaped waterproof board connecting pieces, the drainage function of the roof is ensured, the photovoltaic roof modules are conveniently connected, and the construction is accelerated.

6, on the same photovoltaic roof module, the fixing screw rods are arranged from top to bottom; the firmness of the photovoltaic roof module is guaranteed.

7, arranging a connecting screw at the joint between the photovoltaic roof modules from bottom to top; the connecting screw rod is convenient to fasten through the nut on the construction site; the problem that the tail of the connecting screw is located on the lower surface of the photovoltaic roof module and cannot be fastened by the nut is solved.

The utility model can be widely applied to various sloping roofs, such as steel structures, wood structures, concrete roofs and the like.

Drawings

FIG. 1 is a schematic view of the present invention in a rapid-assembly photovoltaic roofing structure for pitched roofs, with photovoltaic roofing modules, the roofing being a concrete roofing;

FIG. 2 is a schematic view of the present invention for a rapid-assembly photovoltaic roofing structure for pitched roofs, with photovoltaic roofing modules at the joints, and the roofing being a concrete roofing;

fig. 3 is a schematic view of the present invention in a photovoltaic roofing structure for rapid assembly of pitched roofs, where the photovoltaic roofing modules are located and the roofing is a steel roofing structure.

Fig. 4 is a schematic diagram of the photovoltaic roof structure for rapid assembly of pitched roofs, of the utility model, at the joints of photovoltaic roof modules, when the roof is a steel roof.

Fig. 5 is a schematic view of a connecting or set screw of the present invention.

FIG. 6 is a schematic view of the connection corner brace of the present invention.

FIG. 7 is a schematic view of an aluminum alloy buckle closure of the present invention.

FIG. 8 is a schematic view of an aluminum alloy jig of the utility model.

Reference numerals: 1-photovoltaic module, 2-wave form waterproof board, 3-heated board, 4-base plate, 5-steel purlin, 6-concrete roofing, 7-set screw, 8-screw-thread steel gasket, 9-aluminum alloy buckle closure, 10-aluminum alloy anchor clamps, 11-connection angle sign indicating number, 12-wave form waterproof board connecting piece, 13-connecting screw, 14-support angle sign indicating number.

Detailed Description

Referring to fig. 1 to 4, a fast assembly photovoltaic roofing structure for pitched roof includes photovoltaic roofing modules installed on the roof and butted by a matching seam, and adjacent photovoltaic roofing modules are connected by a corrugated waterproof board connecting piece and fixed by a connecting screw fixing structure.

The photovoltaic roof module is of an integral structure and comprises a substrate 4, an insulation board 3, a wave-shaped waterproof board 2 and a photovoltaic module 1 which are sequentially laid from bottom to top and are fixedly connected in a penetrating manner through a fixing screw fixing structure; the fixing screw fixing structure comprises a fixing screw 7, a threaded steel gasket 8 in threaded connection with the head of the fixing screw 7, a nut in threaded connection with the tail of the fixing screw 7, and waterproof rubber gaskets arranged above the threaded steel gasket 8 and the nut; the thread steel gasket 8 is arranged at the wave crest of the wave-shaped waterproof plate 2, an aluminum alloy clamp 10 is arranged on the thread steel gasket 8, and an aluminum alloy buckle cover 9 is inserted and buckled on the aluminum alloy clamp 10; the photovoltaic module 1 is transversely inserted between the aluminum alloy clamp 10 and the deformed steel gasket 8; the fixing screw 7 sequentially penetrates through the aluminum alloy clamp 10, the deformed steel gasket 8, the corrugated waterproof plate 2, the heat insulation plate 3 and the base plate 4 from top to bottom and is fastened through a nut; the tail part of the fixed screw 7 is connected with a connecting angle bracket 11 in a penetrating way.

Referring to fig. 6, the fixing screw fixing structure includes a fixing screw 7, a threaded steel gasket 8 threaded through the head of the fixing screw 7, a nut threaded through the tail of the fixing screw 7, and waterproof rubber gaskets disposed above the threaded steel gasket 8 and the nut.

The connecting screw fixing structure comprises a connecting screw 13, a threaded steel gasket 8 and a nut which are threaded on the tail of the connecting screw 13 in a penetrating manner, and waterproof rubber gaskets arranged above the threaded steel gasket 8 and below the nut.

The wave-shaped waterproof plate connecting piece is matched and connected between the upper surfaces of the wave-shaped waterproof plates 2 of the adjacent photovoltaic roof modules; the connecting screw 13 penetrates through the connecting seam of the two adjacent photovoltaic roof modules from bottom to top; the connecting screw 13 sequentially penetrates through the base plate 4, the insulation board 3, the corrugated waterproof board 2, the corrugated waterproof board connecting piece 12, the deformed steel bar gasket 8 and the aluminum alloy clamp 10 from bottom to top, and the connecting angle brace 11 penetrates through the head of the connecting screw 13.

The adjacent photovoltaic modules 1 are clamped tightly through an aluminum alloy clamp 10 and a threaded steel gasket 8 and are fixed on the corrugated waterproof plate 2 through a fixing screw 7; the aluminum alloy buckle cover 9 is pressed on the aluminum alloy clamp 10.

The deformed steel bar gasket 8 is arranged at the wave crest of the corrugated waterproof plate 2, the aluminum alloy clamp 10 is arranged on the deformed steel bar gasket 8, and the photovoltaic module 1 is transversely inserted between the aluminum alloy clamp 10 and the deformed steel bar gasket 8; the head of the fixing screw 7 is locked with the aluminum alloy clamp 10 through the threaded steel gasket 8.

The concrete setting position of waterproof rubber gasket: a waterproof rubber gasket is padded between the horizontal limb connected with the corner connector 11 and the nut; a waterproof rubber gasket is padded between the head of the fixing screw 7 and the aluminum alloy clamp 10.

The sections of the wave-shaped waterproof plates 2 are positioned at wave crests at the two end faces of the photovoltaic roof module; a plurality of fixing screw 7 penetrating points can be arranged on one photovoltaic roof module as required.

The aluminum alloy clamp 10 comprises a U-shaped part, and two ends of the U-shaped part are horizontally bent outwards to form clamping parts; a pair of lower convex bayonet catches are arranged on the opposite sides of the inner side surfaces of the pair of vertical limbs of the U-shaped part.

The screw-thread steel gasket 8 is a rectangular plate body, and a screw hole is formed in the center of the screw-thread steel gasket; the external diameter of the screw-thread steel shim 8 is greater than the length of the horizontal limb of the U-shaped portion of the aluminium alloy clamp 10.

Referring to fig. 8, a photovoltaic module bayonet is formed between the U-shaped vertical limb of the aluminum alloy clamp 10, the clamping part and the screw steel gasket 8; the end part of the photovoltaic module 1 is correspondingly clamped in the photovoltaic module clamping opening.

Carry out the chucking through the photovoltaic module bayonet socket to photovoltaic module 1, it is more firm than current photovoltaic module's fixed mode, current photovoltaic module's fixed mode is mainly applicable to and adopts conventional technology to carry out roofing system installation fixed at the job site.

Referring to fig. 5, specifically, the fixing screw 7 sequentially penetrates through the horizontal limb of the U-shaped portion of the aluminum alloy fixture 10, the threaded hole in the center of the threaded steel gasket 8, the peak of the corrugated waterproof plate 2, the heat insulation plate 3, the base plate 4 and the horizontal limb of the connecting corner brace 11 from top to bottom, and is fastened through a nut.

Referring to fig. 7, the aluminum alloy buckle cover 9 includes an arc-shaped cover plate, a pair of connecting plates vertically connected to the bottom surface of the arc-shaped cover plate; a pair of convex bayonet catches are symmetrically arranged on the outer side surfaces of the pair of connecting plates.

When the aluminum alloy buckle cover 9 is pressed into the aluminum alloy clamp under the action of external force, the pair of upper convex clamping thorns of the aluminum alloy buckle cover 9 and the pair of upper convex clamping thorns of the aluminum alloy clamp 10 correspond to the clamping hooks; the aluminum alloy buckle cover 9 can realize self-locking because the aluminum alloy buckle cover cannot automatically move reversely, so that the aluminum alloy buckle cover 9 is tightly pressed and clamped on the aluminum alloy clamp 10 and is firmly connected; in addition, the aluminum alloy buckle cover 9 is used for protecting the fixing bolt and the connecting bolt from being rusted by rainwater and protecting the roof from being beautiful.

Two adjacent photovoltaic roofing modules are butt-jointed, and at the joint, the upper surfaces between the wave-shaped waterproof boards 2 of the two photovoltaic roofing modules are connected through wave-shaped waterproof board connecting pieces 12 and are fixed through connecting screws 13 arranged from bottom to top in a penetrating manner.

The corrugated waterproof board connecting piece 12 is a corrugated board body matched with the corrugated waterproof board 2, and the material is the same as that of the corrugated waterproof board 2; the width of the wave-shaped waterproof board connecting piece 12 is generally between 30cm and 110 cm.

The connecting screw 13 penetrates through the connecting seam of the two adjacent photovoltaic roof modules from bottom to top; connecting screw 13 is from bottom to top in proper order through connecting angle sign indicating number 11, base plate 4, heated board 3, wave form waterproof board 2, wave form waterproof board connecting piece 12, screw-thread steel gasket 8 and aluminum alloy anchor clamps 10, and connecting screw 13's afterbody is located aluminum alloy anchor clamps 10 and fastens through the nut.

The connecting angle brace 11 is connected to the head of the connecting screw rod 13 in a penetrating manner, plays a role in supporting the whole photovoltaic roof module, and is connected to the tail of the connecting screw rod 13 and locks the photovoltaic roof module through a nut.

A waterproof rubber gasket is arranged between the head of the connecting screw 13 and the connecting angle steel; a waterproof rubber gasket is padded between the tail part of the connecting screw rod 13 and the aluminum alloy clamp 10.

In the first embodiment, when the integrated photovoltaic roof module is connected to the steel structure roof 15, the photovoltaic roof module is connected with the steel purlines 5 of the steel structure roof through the connecting corner connectors 11; the vertical limbs of the connecting angle bracket 11 are connected with the web plate of the steel purline 5 through bolt groups.

The upper flange plate of the steel purline 5 is supported on the base plate 4 of the photovoltaic roof module, and the lower flange plate is supported on the steel beam 6 of the steel structure roof.

The steel structure roof 15 is a steel structure framework, and the steel structure framework comprises steel cross beams 6 and steel purlines 5 arranged on the steel cross beams 6.

In the second embodiment, when the integrated photovoltaic roof module is connected to the concrete roof 16, the support corner brace 14 is fixed on the concrete structure layer by using expansion bolts in advance; connecting the photovoltaic roof module with a support corner brace 14 of a concrete roof through a connection corner brace 11; the vertical limb of the connecting angle bracket 11 is connected with the vertical limb of the supporting angle bracket 14 through a bolt group.

In the third embodiment, when the integrated photovoltaic roof module is assembled on the wood structure roof, the photovoltaic roof module is connected to the wood structure framework through the connecting corner connector (11).

In the above, the substrate 4 is made of OSB wood roof boarding, aluminum wood composite board, etc.; the connecting angle bracket 11 is a galvanized steel angle bracket; the deformed steel gasket 8 is a galvanized steel plate; the connecting screw 13 and the fixing screw 7 are both galvanized steel screws; the nut is a galvanized steel nut.

The processing and manufacturing process of the integrated photovoltaic roof module comprises the following steps:

the first step is as follows: the base board 4 may be made of OSB wood roof boarding, aluminum wood composite board, or the like.

The second step is that: the heat insulating board 3 is laid on the substrate 4.

The third step: the corrugated waterproof board 2 is laid on the heat insulation board 3.

The fourth step: laying the photovoltaic module 1 on the wave-shaped waterproof board 2, and adjusting the wave crest position of the wave-shaped waterproof board at the joint of the photovoltaic module 1.

The fifth step: the vertical limbs and the clamping part of the U-shaped part of the aluminum alloy clamp 10 are adjusted to be in close contact with the edge of the photovoltaic assembly 1, and waterproof silicone adhesive needs to be smeared on the contact surface of the photovoltaic assembly 1 and the aluminum alloy clamp 10 for sealing.

And a sixth step: the connecting screw 13 penetrates through the aluminum alloy clamp 10, the corrugated waterproof plate 2, the heat insulation plate 3, the base plate 4 and the connecting angle code 11 from top to bottom, and the threaded steel gasket 8 and the nut are screwed.

The seventh step: pressing the aluminum alloy buckle cover 9 into the aluminum alloy clamp 10 and fastening.

The utility model discloses a construction method of an assembled photovoltaic roof for a sloping roof house, which comprises the following steps:

the first step is as follows: the photovoltaic roof module component is hoisted and placed on a concrete roof or a steel structure roof or a wood structure roof, is not limited to the roof, and can be installed on other roofs according to specific construction conditions.

The second step is that: the wave-shaped waterproof plate connecting piece 12 is covered on the wave-shaped waterproof plate 2 at the joint of the two photovoltaic roof modules, and the wave crest of the wave-shaped waterproof plate connecting piece 12 is adjusted to be positioned in the middle of the two photovoltaic roof modules. The third step: on the crest of the wave-shaped waterproof plate connecting piece 12 located at the joint of the photovoltaic roof module, the deformed steel bar gasket 8 and the aluminum alloy fixture 10 are sequentially placed, and the contact surfaces of the aluminum alloy fixture 10 and the photovoltaic module 1 are coated with waterproof silicone adhesive for sealing.

The fourth step: at the seam of the photovoltaic roof modules, a connecting screw rod 13 penetrates through the corrugated waterproof board connecting piece 12 from bottom to top, the threaded steel gasket 8 and the nut are screwed tightly, and the two photovoltaic roof modules are tightly connected.

The fifth step: and the connected photovoltaic roof module is fixed on the roof through a connecting corner brace 11 by adopting a bolt group.

Steel structure roofing: the connecting angle bracket 11 of the photovoltaic roof module is directly fastened on a steel purline of the steel structure framework.

Concrete roofing: the supporting corner connectors 14 need to be reserved on the concrete roof in advance through expansion bolts, and the connecting corner connectors 11 of the photovoltaic roof module are fastened on the supporting corner connectors reserved on the concrete roof.

And a sixth step: and pressing the aluminum alloy buckle cover 9 into the aluminum alloy clamp 10 and fastening to finish the assembly construction of the photovoltaic roof structure for the quick assembly of the sloping roof.

And seventhly, repeating the second step to the sixth step until all the photovoltaic roof modules which can be installed simultaneously are assembled.

1, in the prior art, the aluminum alloy clamp is of an integrated structure and is directly connected with the corrugated waterproof plate.

According to the photovoltaic module clamping device, the screw thread steel gasket is arranged between the aluminum alloy clamp and the corrugated waterproof plate, and firstly, the photovoltaic module is clamped and fixedly connected by arranging the screw thread steel gasket and forming a photovoltaic module clamping opening between the screw thread steel gasket and the aluminum alloy clamp; secondly, a layer of deformed steel bar gasket is additionally arranged between the aluminum alloy clamp and the corrugated waterproof plate, so that the connecting thickness between the aluminum alloy clamp and the corrugated waterproof plate is increased, the penetrating thickness of the connecting screw or the fixing screw is further increased, and the connecting strength and the fixing strength are further enhanced; and thirdly, a threaded hole is formed in the center of the threaded steel gasket, and the connecting screw rod and the fixing screw rod are connected with the threaded steel gasket in a threaded connection mode, so that the threaded steel gasket is smooth in penetration and more stable in connection.

2, among the prior art, photovoltaic roofing mounting means installs at the job site for each subassembly in the roofing structure, does not have integrative photovoltaic roofing template among the prior art, consequently does not have photovoltaic roofing module seam yet.

According to the utility model, the photovoltaic component and the roof structure layer are prefabricated into the photovoltaic roof module which can be conveniently assembled in a factory in the form of an integral component, the wave-shaped waterproof plate connecting piece is arranged between the wave-shaped waterproof plates at the splicing seams among the photovoltaic roof modules, and is a plate body which is identical to the wave-shaped waterproof plates in wave shape, structure and material and can be completely fit with the wave-shaped waterproof plates, so that no connecting gap exists between the wave-shaped waterproof plates and the wave-shaped waterproof plate connecting piece, the drainage function of the roof is ensured, the photovoltaic roof modules are conveniently connected, and the construction speed is increased.

3, on the same photovoltaic roof module, a fixing screw is arranged from top to bottom; the firmness of the photovoltaic roof module is guaranteed.

4, arranging a connecting screw at the joint between the photovoltaic roof modules from bottom to top; the connecting screw rod is convenient to fasten through the nut on the construction site; the problem that the tail of the connecting screw is located on the lower surface of the photovoltaic roof module and cannot be fastened by the nut is solved.

The photovoltaic roof module is assembled and installed on a construction site; meanwhile, the photovoltaic module is used as a part of a roof structure to play the functions of roof protection and power generation; rainwater is collected at the eave through the corrugated waterproof plate and is drained away through the water falling system; the wave-shaped structure of the wave-shaped waterproof plate creates a large amount of gas flowing space in the roof system, cold air enters from the low eave and carries moisture in the roof system to be discharged from the ridge, and therefore the inside of the roof is kept cool and dry; the good ventilation performance can not only prolong the service life of the roof and reduce the building energy consumption generated in the using process of the house, but also avoid the reduction of the generating efficiency of the photovoltaic module due to temperature rise and create the best working environment for the power generation of the photovoltaic module.

The photovoltaic roof module comprises a photovoltaic component, a corrugated waterproof plate, a heat insulation plate and a rigid base plate, is fastened by a fixing screw rod, is prefabricated and processed into the photovoltaic roof module in a factory, and then is transported to a construction site for connection and assembly, so that the photovoltaic roof construction is quickly completed; compared with the existing photovoltaic roofing technology, the utility model has remarkable advantages in the aspects of building quality, construction period, energy conservation, environmental protection, construction cost and the like; the traditional construction mode has higher dependence on manpower and great quality monitoring difficulty, and the quality of industrial production and the assembly type construction mode can form a set of standardized system more easily to ensure the product quality.

The photovoltaic roof module prefabricated part is processed in a centralized manner in a factory, is spliced in a dry method on a construction site, has the energy consumption in the whole process of production and construction far lower than that of the prior construction technology, and has the obvious advantage of low energy consumption.

2, the utility model adopts the corrugated waterproof board as the roof waterproof layer, the process is mature and reliable, the photovoltaic assembly is fixed by the matched aluminum alloy clamp, the continuity and integrity of the roof structure are realized, and the leakage hidden danger is reduced.

3, the utility model is an assembly type roof construction technology, the photovoltaic module and the photovoltaic roof module are processed into prefabricated components which can be connected on site in a factory, and the utility model has obvious advantages in the aspects of building quality, construction period, energy saving, environmental protection, construction cost and the like.

4, the ventilating, dehumidifying and heat-insulating function of the low-energy-consumption energy-saving roof system can be realized, the cavity structure formed by the corrugated waterproof plate is favorable for air circulation, cold air entering from the cornice absorbs heat energy in the system and goes upwards all the way, and moisture is discharged from the cornice, so that the process is continuous, and the dryness and coolness of the roof are maintained; the cool and ventilated roof not only reduces the building energy consumption, but also creates a good working environment for the photovoltaic module; it is known that a photovoltaic module converts light into electricity by the photoelectric effect of crystalline silicon, and if the temperature inside a cell is too high, the photoelectric conversion efficiency is reduced.

The power of a solar module is generally measured under the conditions of 25 degrees, 1000 watts per square meter and strong light, and the surface temperature of the photovoltaic module usually exceeds 45 degrees in summer; in order to avoid the reduction of the power generation efficiency of the assembly, some schemes adopt the method of increasing the distance between the photovoltaic assembly and the support, increasing the wind-resistant load and creating the diversion and air exhaust effects; some methods add fans and some electric control devices to assist heat dissipation, and all of these methods increase construction cost and difficulty.

According to the utility model, through the structural design of the roof, the ventilation and heat dissipation environment required by the photovoltaic module is realized, and the power generation efficiency of the photovoltaic module at high temperature in summer is favorably maintained.

The utility model relates to an assembly construction method of a rapid assembly type photovoltaic roof structure for a sloping roof, wherein a photovoltaic roof module in the rapid assembly type photovoltaic roof structure for the sloping roof is a building component which is prefabricated and processed in a factory in a unified manner, and the rapid assembly type photovoltaic roof structure has the characteristics of high processing precision and controllable quality, and the size of the component can be flexibly adjusted by changing the modulus of a photovoltaic component and the size of the photovoltaic component so as to adapt to the requirements of different roofs.

2, the utility model has higher degree of mechanization in the construction process, reduces the dependence on the technical level and proficiency of constructors and reduces the labor cost; the method has higher popularization value under the background of the current shortage of labor force of construction workers and the aging of population.

3, the method is simple in process and short in construction period, and has higher efficiency and cost advantage compared with the existing photovoltaic roof technical scheme.

4, the photovoltaic module in the utility model is used as a constituent element of a quick assembly type photovoltaic roof structure for a sloping roof, plays double roles of power generation and protection, and is a BIPV technology in real meaning.

5, the wave-shaped waterproof board not only plays a role of a waterproof layer, but also creates a large amount of air flowing space in a roof system by utilizing the wave-shaped structure, so that a cool and breathable working environment is created for the photovoltaic module, the photovoltaic module cannot greatly reduce the photoelectric conversion rate due to high temperature in summer, and the building energy consumption generated in the service life of a building can also be reduced.

6, the utility model is suitable for various sloping roof structures, including concrete roofs, steel structure roofs, wooden house structures and the like.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides a rapid Assembly photovoltaic roofing structure for sloping roof which characterized in that: the photovoltaic roof module is installed on a roof and butted by a fit seam, and adjacent photovoltaic roof modules are connected through a corrugated waterproof plate connecting piece and fixed through a connecting screw fixing structure;

the photovoltaic roof module is of an integral structure and comprises a substrate (4), a heat insulation plate (3), a wave-shaped waterproof plate (2) and a photovoltaic module (1) which are sequentially laid from bottom to top, and the photovoltaic roof module is fixedly connected through a fixing screw fixing structure in a penetrating manner; the fixing screw fixing structure comprises a fixing screw (7), a threaded steel gasket (8) in threaded connection with the head of the fixing screw (7), a nut in threaded connection with the tail of the fixing screw (7), and waterproof rubber gaskets arranged above the threaded steel gasket (8) and the nut; the deformed steel bar gasket (8) is arranged at the wave crest of the corrugated waterproof plate (2), an aluminum alloy clamp (10) is arranged on the deformed steel bar gasket (8), and an aluminum alloy buckle cover (9) is inserted and buckled on the aluminum alloy clamp (10); the photovoltaic module (1) is transversely inserted between the aluminum alloy clamp (10) and the deformed steel gasket (8); the fixing screw (7) sequentially penetrates through the aluminum alloy clamp (10), the deformed steel gasket (8), the corrugated waterproof plate (2), the heat insulation plate (3) and the base plate (4) from top to bottom and is fastened through a nut; the tail part of the fixed screw (7) is connected with a connecting angle bracket (11) in a penetrating way;

the connecting screw fixing structure comprises a connecting screw (13), a thread steel gasket (8) in threaded connection with the tail of the connecting screw (13), a nut and waterproof rubber gaskets arranged above the thread steel gasket (8) and below the nut;

the wave-shaped waterproof plate connecting piece is matched and connected between the upper surfaces of the wave-shaped waterproof plates (2) of the adjacent photovoltaic roof modules; the connecting screw rod (13) is connected to the connecting seam of two adjacent photovoltaic roof modules in a penetrating manner from bottom to top; the connecting screw rod (13) sequentially penetrates through the base plate (4), the heat insulation plate (3), the corrugated waterproof plate (2), the corrugated waterproof plate connecting piece (12), the deformed steel bar gasket (8) and the aluminum alloy clamp (10) from bottom to top, and the connecting angle code (11) penetrates through the head of the connecting screw rod (13).

2. The quick-install photovoltaic roofing structure for pitched roofs according to claim 1, characterized in that: the aluminum alloy clamp (10) comprises a U-shaped part, and two ends of the U-shaped part are horizontally bent outwards to form clamping parts; a pair of lower convex bayonet catches are arranged on the opposite sides of the inner side surfaces of the pair of vertical limbs of the U-shaped part.

3. The quick-install photovoltaic roofing structure for pitched roofs according to claim 2, characterized in that: the screw-thread steel gasket (8) is a rectangular plate body, and a screw hole is formed in the center of the screw-thread steel gasket; the transverse length of the screw-thread steel gasket (8) is longer than the length of the horizontal limb of the U-shaped part of the aluminum alloy clamp (10).

4. The quick-install photovoltaic roofing structure for pitched roofs according to claim 3, characterized in that: the deformed steel gasket (8) is arranged at the wave crest of the corrugated waterproof plate (2), and the aluminum alloy clamp (10) is arranged on the deformed steel gasket (8);

a photovoltaic module bayonet is formed among the vertical limb of the U-shaped part of the aluminum alloy clamp (10), the clamping part and the screw-thread steel gasket (8); the end part of the photovoltaic module (1) is correspondingly clamped in the photovoltaic module clamping opening.

5. The quick-install photovoltaic roofing structure for pitched roofs according to claim 2, characterized in that: the aluminum alloy buckle cover (9) comprises an arc-shaped cover plate and a pair of connecting plates vertically connected to the bottom surface of the arc-shaped cover plate; a pair of convex bayonet catches are symmetrically arranged on the outer side surfaces of the pair of connecting plates.

6. The quick-install photovoltaic roofing structure for pitched roofs according to claim 5, characterized in that: when the aluminum alloy buckle cover (9) is pressed into the aluminum alloy clamp, the pair of upper convex clamping thorns of the aluminum alloy buckle cover (9) and the pair of upper convex clamping thorns of the aluminum alloy clamp (10) are self-locked corresponding to the clamping hooks.

7. The quick-install photovoltaic roofing structure for pitched roofs according to claim 1, characterized in that: the corrugated waterproof plate connecting piece (12) is a corrugated plate body matched with the corrugated waterproof plate (2), and the material is the same as that of the corrugated waterproof plate (2); the width of the wave-shaped waterproof board connecting piece (12) is 30 cm-110 cm.

8. The quick-fit photovoltaic roofing structure for sloping roofs according to any of claims 1 to 7, characterized in that: when the integrated photovoltaic roof module is connected to a steel structure roof (15), the photovoltaic roof module is connected with a steel purline (5) of the steel structure roof through a connecting corner brace (11) and is fastened through a bolt group;

the upper flange plate of the steel purline (5) is supported on the base plate (4) of the photovoltaic roof module, and the lower flange plate is supported on the steel beam (6) of the steel structure roof.

9. The quick-fit photovoltaic roofing structure for sloping roofs according to any of claims 1 to 7, characterized in that: when the integrated photovoltaic roof module is connected to a concrete roof (16), a structural layer of the concrete roof is connected with a support corner connector (14) through an expansion bolt; the photovoltaic roof module is connected with the supporting corner connector (14) through the connecting corner connector (11) and is fastened through the bolt group.

10. The quick-fit photovoltaic roofing structure for sloping roofs according to any of claims 1 to 7, characterized in that: when the integrated photovoltaic roof module is assembled on a wood structure roof, the photovoltaic roof module is connected to the wood structure framework through a connecting corner connector (11).

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