CN211701914U

CN211701914U - Heat dissipation type five-layer waterproof structure's BIPV photovoltaic roof

Info

Publication number: CN211701914U
Application number: CN202020637062.4U
Authority: CN
Inventors: 卓毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-10-16
Anticipated expiration: 2030-04-24

Abstract

The utility model disclosesA heat dissipation type BIPV photovoltaic roof with a five-layer waterproof structure comprises transverse battens, longitudinal battens, photovoltaic panels, longitudinal supports and transverse supports; the longitudinal support comprises a U-shaped support plate

(ii) a The U-shaped supporting plate

The middle part of the bracket is provided with two groove plates, and the middle part between the two groove plates is provided with a fixed plate; the top end of the groove plate is provided with a T-shaped groove frame

(ii) a The T-shaped groove frame

Is provided with an EPDM rubber strip. The utility model discloses a stifled water layer on photovoltaic board top is indulged horizontal layering and is constituteed with photovoltaic board frame, and stifled water layer under photovoltaic board bottom frame and EPDM rubber strip are constituteed, the well guiding gutter of two frids and fixed plate formation, the side water guide that frid and L template formed, L template and U type backup pad

The two-in-one grooves formed on the two sides form five layers of water resistance, so that the water resistance fault tolerance rate is improved; the photovoltaic panel is flexibly assembled and disassembled through the transverse pressing strips and the longitudinal pressing strips, and the photovoltaic panel is convenient to overhaul and maintain.

Description

Heat dissipation type five-layer waterproof structure's BIPV photovoltaic roof

Technical Field

The utility model belongs to the technical field of the photovoltaic building, concretely relates to five layers of waterproof construction's of heat dissipation type BIPV photovoltaic roof.

Background

BIPV (building integrated photovoltaic) is a technology that integrates a solar power (photovoltaic) product into a building, and the photovoltaic product and the building are integrated as a part of the building.

The traditional method is solved by sealing glue, but the sealing glue is easy to contaminate the glass of the battery panel, so that the generated energy is reduced, even the photovoltaic module is damaged, the service life of the sealing glue is short, the sealing glue is easy to age and crack, the service life of the photovoltaic module is usually more than 25 years, and leakage repair is needed for many times in the period; in addition, the periphery of the photovoltaic module is filled with glue, and once the module is damaged, the module is very troublesome to replace; also, with this type of installation, if the assembly is not otherwise reinforced, there is a significant safety hazard!

The waterproof method of the color steel tile comprises the following steps: the service life of the A-level photovoltaic module is usually more than 25 years, a manufacturer has 25 years of power quality guarantee for the module, but even the service life of the high-quality color steel tile is only about 10 years, so that the method can only solve the problem for one time; the mounting mode is that a bracket is additionally arranged on the color steel tile, and then the photovoltaic module is fixed on the bracket. There is clearance about 2cm between the photovoltaic module, in case various steel tile damages or reaches the life-span, need first demolish photovoltaic module and support when changing various steel tile, just can change various steel tile, this will produce very big expense and need a lot of time!

The special frame waterproof method comprises the following steps: the customized photovoltaic component with the special frame cannot be used in various conventional photovoltaic components with lower price and higher efficiency in the market; the photovoltaic module is not suitable for some projects with high requirements on size and components, and most of the photovoltaic modules have one side without frame protection, and are easy to crack after long-term use, so that the service life of the photovoltaic module is reduced; the photovoltaic modules can be stacked in one direction only, the single modules are difficult to detach, the waterproof performance is uncertain, the later maintenance difficulty is high, and the method cannot be adopted by large-scale BIPV projects generally.

The former generation waterproof support: generally, a W-shaped groove is adopted, most of the W-shaped groove only has 2 water guiding grooves without water blocking layers, the heat dissipation effect is poor, some water guiding grooves still adopt a glue beating mode for water prevention in places such as a transverse water guiding groove, and the like, although the W-shaped groove can be used for a large roof, the water prevention effect is uncertain, a fastener adopts a self-tapping screw or a traditional photovoltaic pressing block, and the self-tapping screw has the hidden trouble of later-stage component loosening; in the wireless slot design, a grounding wire is required between the components.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a five layers of waterproof construction's of heat dissipation type BIPV photovoltaic roof with reliable waterproof heat dispersion, fashionable pleasing to the eye integration appearance, walk the neat and unorganized, installation and maintenance of line simple and overlength life.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a heat dissipation type BIPV photovoltaic roof with a five-layer waterproof structure comprises transverse battens, longitudinal battens, photovoltaic panels, longitudinal supports and transverse supports; the longitudinal support comprises a U-shaped support plate

(ii) a The U-shaped supporting plate

(ii) a The T-shaped groove frame

The top of the rubber tube is provided with an EPDM rubber strip; at two groove plates and U-shaped supporting plate

An L-shaped plate which is installed in an inverted manner is respectively arranged between the two sides of the groove plate, and a notch is reserved between the L-shaped plate and the groove plate; the L-shaped plate and the U-shaped supporting plate are the same in height at two sides; the groove plate is higher than the L-shaped plate; a transverse bracket is uniformly distributed between every two longitudinal brackets; the bottoms and the tail ends of the two ends of the transverse support are respectively connected with the top of the L-shaped plate and the T-shaped groove frame

The top of the transverse bracket is as high as the top of the longitudinal bracket; the transverse support comprises a U-shaped supporting plate

(ii) a The U-shaped supporting plate

The top parts of the two sides are respectively provided with a T-shaped groove frame

(ii) a The T-shaped groove frame

EPDM rubber strips are respectively arranged at the tops of the two plates; the T-shaped groove frame

And T-shaped groove frame

The EPDM rubber strips at the top respectively seal the edges of two adjacent photovoltaic panels; and the top edges of the two adjacent photovoltaic panels are respectively provided with a transverse pressing strip and a longitudinal pressing strip.

The utility model discloses a five layers of waterproof construction on BIPV photovoltaic roof do: the first layer of water proofing is an upper water blocking layer consisting of a vertical and horizontal pressing strip at the top of the photovoltaic panel and a photovoltaic panel frame; the second layer is waterproof, and is a lower water plugging layer consisting of a bottom frame of the photovoltaic panel and an EPDM rubber strip; the 3 rd layer is a middle water guiding groove formed by the two groove plates and the fixed plate; the 4 th layer is a side water guide groove formed by a groove plate and an L-shaped plate, the notch of the side water guide groove is communicated with a transverse support, and when the water blocking layer leaks water to the transverse support, the transverse support passes through a U-shaped support plate

The water flows to the side water guide groove to be discharged, and meanwhile, the side water guide groove can effectively discharge leakage water which is caused by installation errors and is not tightly connected with the longitudinal and transverse supports; the 5 th layer is an L-shaped plate and a U-shaped supporting plate

Two-in-one grooves are formed on two sides, and the two-in-one grooves respectively have the functions of placing a lead and draining water, so that leakage water caused by incomplete glue application from the side water guide groove or the photovoltaic panel can be drained away. Most of rainwater can be blocked by the upper water plugging layer and then directly flows away on the photovoltaic roof; if the upper water plugging layer leaks, the rainwater on the upper water plugging layer is blocked by the lower water plugging layer and flows to the edge of the roof along the middle water guide groove to be discharged; the longitudinal and transverse supports are made of aluminum alloy materials, the aluminum alloy materials have good heat dissipation performance, the longitudinal and transverse supports are tightly connected with the periphery of the photovoltaic panel to form a radiator of the photovoltaic panel, heat is transmitted to the longitudinal and transverse supports through heat conduction, and the heat is upwards discharged through the middle water guide groove and the side water guide groove through a hot air principle.

The photovoltaic roof surface is composed of toughened glass and aluminum alloy, the longitudinal and transverse supports are made of 6063-T5 aluminum alloy materials, the EPDM rubber strips are used as building materials of the curtain wall, the photovoltaic roof surface is corrosion-resistant and long in service life, and the service life of the photovoltaic roof surface is basically the same as that of a photovoltaic assembly in a normal environment. Conventional single crystal, polycrystal, film, framed, frameless, dual glass assemblies can be used, the photovoltaic panel can be replaced singly, and a light transmission plate or a maintenance channel can be additionally arranged. Need not to beat the self-tapping screw when photovoltaic board installation, change in quick installation, dismantlement, maintenance.

As a further technical improvement, the two adjacent transverse pressing strips are connected in a sealing manner; and two ends of the longitudinal pressing strip are respectively connected with the side edges of two adjacent transverse pressing strips in a sealing manner.

As a further technical improvement, the longitudinal support and the longitudinal pressing strip are used for fastening the left side and the right side of the photovoltaic panel through T-shaped bolts; the transverse support and the transverse pressing strip are fastened to the front side and the rear side of the photovoltaic panel through T-shaped bolts. The T-shaped bolt adopts an European standard stainless steel T-shaped bolt and a flange nut with anti-skid insection, and compared with a common nut, the T-shaped bolt is firmer and has larger tension and anti-loosening effect; the firmness of the photovoltaic panel can be guaranteed, the surface layer insulation part of the aluminum alloy can be damaged by the anti-skid insections of the flange screw during installation, and the photovoltaic panel frame is communicated with the longitudinal and transverse support frames, so that the photovoltaic panel frame has a grounding effect. Partial expenses (wire and labor) can be saved for customers.

The utility model discloses a theory of operation:

the upper water blocking layer is formed by the vertical and horizontal pressing strips at the top of the photovoltaic panel and the frame of the photovoltaic panel, the lower water blocking layer is formed by the frame at the bottom of the photovoltaic panel and the EPDM rubber strip, the middle water guide groove formed by the two groove plates and the fixed plate, the side water guide formed by the groove plates and the L-shaped plate, and the L-shaped plate and the U-shaped supporting plate

The two-in-one groove is formed on the two sides, and when rainwater is sprayed on the whole BIPV photovoltaic roof, the rainwater can be discharged from the edge of the roof through the upper water plugging layer; when the rainwater accumulates too much, will slowly leak down the water shutoff layer, and fore-and-aft rainwater can directly block up in the guiding gutter, and horizontal rainwater then can pass through U type backup pad

Then the water flows to the side water guide groove to be discharged, and when the photovoltaic panel frame is not tightly connected with the longitudinal and transverse supports due to installation errors, the leakage water can be effectively discharged through the side water guide groove; the wires of the installed photovoltaic panel are installed in the two-in-one groove, and trace leakage water caused by incomplete glue application of the side water guide groove or the photovoltaic panel can be drained.

Compared with the prior art, the utility model has the advantages and beneficial effect as follows:

1. the utility model discloses a stifled water layer on photovoltaic board top is indulged horizontal layering and is constituteed with photovoltaic board frame, and stifled water layer under photovoltaic board bottom frame and EPDM rubber strip are constituteed, the well guiding gutter of two frids and fixed plate formation, the side water guide that frid and L template formed, L template and U type backup pad

Two-in-one grooves formed on two sides form five layers of water resistance, and the water resistance fault tolerance rate is improved.

2. The utility model discloses a nimble dismouting to the photovoltaic board is realized to horizontal layering and vertical layering, and it is convenient to overhaul and maintain.

3. The utility model discloses a indulge transverse support conduction photovoltaic board's heat, upwards discharge steam through each notch realizes the heat dissipation to the photovoltaic board.

4. The utility model discloses a indulge horizontal support and indulge horizontal clamp plate fastening photovoltaic board, and the photovoltaic board wire hides into two unification grooves, and whole BIPV photovoltaic roof installation back seems fashion pleasing to the eye, walks the line neatly not mixed and disorderly.

5. The utility model discloses simple structure, the practicality is strong.

Drawings

Fig. 1 is the three-dimensional assembly schematic diagram of the single photovoltaic panel of the present invention.

Fig. 2 is the utility model discloses indulge horizontal support three-dimensional assembly structure sketch map.

Fig. 3 is a schematic view of the local top view structure of the present invention.

Fig. 4 is a cross-sectional view of the a-a section of the present invention.

Fig. 5 is a sectional view of the utility model B-B.

Fig. 6 is a schematic view of the structure of the vertical bracket of the present invention.

Fig. 7 is a schematic view of the structure of the horizontal bracket of the present invention.

The attached drawings are as follows:

1-transverse batten, 2-longitudinal batten, 3-photovoltaic panel, 4-longitudinal support, 5-transverse support and 41-U-shaped support plate

42-grooved plate, 43-fixed plate, 44-T-grooved frame

45-EPDM rubber strip, 46-L type plate and 51-U type supporting plate

52-T tank rack

。

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Example 1:

a heat dissipation type BIPV photovoltaic roof with a five-layer waterproof structure comprises transverse battens 1, longitudinal battens 2, photovoltaic panels 3, longitudinal supports 4 and transverse supports 5; the longitudinal support 4 comprises a U-shaped support plate

41; the U-shaped supporting plate

Two groove plates 42 are arranged in the middle of the groove plate 41, and a fixing plate 43 is arranged in the middle between the two groove plates 42; the top end of the groove plate 42 is provided with a T-shaped groove frame

44; what is needed isThe T-shaped groove frame

The top of 44 is provided with an EPDM rubber strip 45; at two groove plates 42 and U-shaped supporting plates

An L-shaped plate 46 which is installed in an inverted mode is arranged between the two sides of the groove plate 41, and a notch is reserved between the L-shaped plate 46 and the groove plate 42; the L-shaped plate 46 and the U-shaped support plate 41 are at the same height on both sides; the groove plate 42 is higher than the L-shaped plate 46; a transverse bracket 5 is uniformly distributed between every two longitudinal brackets 4; the bottom and the tail end of the two ends of the transverse support 5 are respectively connected with the top of the L-shaped plate 46 and the T-shaped groove frame

44, the top of the transverse bracket 5 is as high as the top of the longitudinal bracket 4; the transverse bracket 5 comprises a U-shaped supporting plate

51; the U-shaped supporting plate

51, the tops of two sides are respectively provided with a T-shaped groove frame

52; the T-shaped groove frame

The tops of the 52 are respectively provided with EPDM rubber strips 45; the T-shaped groove frame

44 and T-shaped groove frame

The EPDM rubber strips 45 at the top of the photovoltaic panel 52 are respectively sealed at the edges of two adjacent photovoltaic panels 3; the top edges of two adjacent photovoltaic panels 3 are respectively provided with a transverse pressing strip 1 and a longitudinal pressing strip2。

The five-layer waterproof structure of the BIPV photovoltaic roof is as follows: the first layer of water proofing is an upper water blocking layer consisting of a vertical and horizontal pressing strip 1 at the top of the photovoltaic panel 3 and a frame of the photovoltaic panel 3; the second layer is waterproof, and is a lower water plugging layer consisting of a frame at the bottom of the photovoltaic panel 3 and an EPDM rubber strip 45; the 3 rd layer is a middle water guiding groove formed by two groove plates 42 and a fixed plate 43; the 4 th layer is a side water guide groove formed by the groove plate 42 and the L-shaped plate 46, the notch of the side water guide groove is communicated with the transverse bracket 5, and when the water blocking layer leaks water to the transverse bracket 5, the transverse bracket 5 passes through the U-shaped supporting plate

51, the water flows to a side water guide groove to be discharged, and meanwhile, the side water guide groove can effectively discharge leakage water which is caused by installation errors and does not tightly connect the frame of the photovoltaic panel 3 with the longitudinal and transverse supports; the 5 th layer is an L-shaped plate 46 and a U-shaped supporting plate

41, the two-in-one grooves respectively have the functions of wire placement and drainage, and can drain the leakage water caused by incomplete glue application from the side water guide groove or the photovoltaic panel 3. Most of rainwater can be blocked by the upper water plugging layer and then directly flows away on the photovoltaic roof; if the upper water plugging layer leaks, the rainwater on the upper water plugging layer is blocked by the lower water plugging layer and flows to the edge of the roof along the middle water guide groove to be discharged; the longitudinal and transverse supports are made of aluminum alloy materials, the aluminum alloy materials have good heat dissipation performance, the longitudinal and transverse supports are tightly connected with the periphery of the photovoltaic panel to form a radiator of the photovoltaic panel 3, heat is transmitted to the longitudinal and transverse supports through heat conduction, and the heat is upwards discharged through the middle water guide groove and the side water guide groove through a hot air principle.

The vertical and horizontal pressing strips at the top of the photovoltaic panel and the frame of the photovoltaic panel 3 form an upper water blocking layer, the frame at the bottom of the photovoltaic panel 3 and the EPDM rubber strip 45 form a lower water blocking layer, a middle water guide groove formed by two groove plates 42 and a fixing plate 43, a side water guide formed by the groove plates 42 and an L-shaped plate 46, the L-shaped plate 46 and a U-shaped supporting plate

1 two-in-one grooves formed at two sides,when rainwater is sprayed on the whole BIPV photovoltaic roof, the rainwater can be discharged from the edge of the roof through the upper water plugging layer; when the rainwater accumulates too much, will slowly leak down the water shutoff layer, and fore-and-aft rainwater can directly block up in the guiding gutter, and horizontal rainwater then can pass through U type backup pad

Then the water flows to a side water guide groove to be discharged, and when the border of the photovoltaic panel 3 is not tightly connected with the longitudinal and transverse supports due to installation errors, the leaked water can be effectively discharged through the side water guide groove; the wires of the installed photovoltaic panel 3 are installed in the two-in-one groove, and meanwhile, micro leakage water caused by incomplete glue applying of the side water guide groove or the photovoltaic panel can be drained away.

Example 2:

the difference from the embodiment 1 is that the two adjacent transverse pressing strips 1 are connected in a sealing way; two ends of the longitudinal pressing strip 2 are respectively connected with the side edges of two adjacent transverse pressing strips 1 in a sealing mode.

The working principle of this embodiment is the same as that of embodiment 1.

Example 3:

the difference from the embodiment 2 is that the longitudinal support 4 and the longitudinal batten 2 are fastened to the left side and the right side of the photovoltaic panel 3 through T-shaped bolts; the transverse support 5 and the transverse pressing strip 1 are fastened to the upper side and the lower side of the photovoltaic panel 3 through T-shaped bolts. The transverse support 5 and the transverse pressing strip 1 are fastened to the front side and the rear side of the photovoltaic panel through T-shaped bolts. The T-shaped bolt adopts an European standard stainless steel T-shaped bolt and a flange nut with anti-skid insection, and compared with a common nut, the T-shaped bolt is firmer and has larger tension and anti-loosening effect; the firmness of installing the photovoltaic module can be further ensured, and the surface layer insulation part of the aluminum alloy can be damaged by the anti-skid insections of the flange screw during installation, so that the photovoltaic panel frame is communicated with the longitudinal and transverse support, and the photovoltaic module frame has a grounding effect. Partial expenses (wire and labor) can be saved for customers.

The working principle of this embodiment is the same as embodiment 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a five waterproof construction's of heat dissipation type BIPV photovoltaic roof which characterized in that: the photovoltaic panel comprises transverse pressing strips (1), longitudinal pressing strips (2), photovoltaic panels (3), longitudinal supports (4) and transverse supports (5);

the longitudinal support (4) comprises a U-shaped support plate

(41) (ii) a The U-shaped supporting plate

(41) The middle part of the frame is provided with two groove plates (42), and the middle part between the two groove plates (42) is provided with a fixed plate (43); the top end of the groove plate (42) is provided with a T-shaped groove frame

(44) (ii) a The T-shaped groove frame

(44) The top of the rubber bag is provided with an EPDM rubber strip (45); in two groove plates (42) and U-shaped supporting plates

(41) An L-shaped plate (46) which is installed in an inverted manner is respectively arranged between the two sides of the groove plate, and a notch is reserved between the L-shaped plate (46) and the groove plate (42); the L-shaped plate (46) and the two sides of the U-shaped supporting plate (41) are the same in height; the trough plate (42) is higher than the L-shaped plate (46);

transverse brackets (5) are uniformly distributed between every two longitudinal brackets (4);

the above-mentionedThe bottom and the tail ends of the two ends of the transverse support (5) are respectively connected with the top of the L-shaped plate (46) and the T-shaped groove frame

(44) The top of the transverse bracket (5) is as high as the top of the longitudinal bracket (4);

the transverse bracket (5) comprises a U-shaped supporting plate

(51) (ii) a The U-shaped supporting plate

(51) The top parts of the two sides are respectively provided with a T-shaped groove frame

(52) (ii) a The T-shaped groove frame

(52) EPDM rubber strips (45) are respectively arranged at the tops of the two plates; the T-shaped groove frame

(44) And T-shaped groove frame

(52) The EPDM rubber strips (45) at the top respectively seal the edges of the two adjacent photovoltaic panels (3);

and the top edges of two adjacent photovoltaic panels (3) are respectively provided with a transverse pressing strip (1) and a longitudinal pressing strip (2).

2. The heat-dissipating type BIPV photovoltaic roof with a five-layer waterproof structure as claimed in claim 1, wherein: the two adjacent transverse pressing strips (1) are connected in a sealing manner; two ends of the longitudinal pressing strip (2) are respectively connected with the side edges of two adjacent transverse pressing strips (1) in a sealing manner.

3. The heat-dissipating type BIPV photovoltaic roof with a five-layer waterproof structure as claimed in claim 1, wherein: the longitudinal support (4) and the longitudinal pressing strip (2) are fastened to the left side and the right side of the photovoltaic panel (3) through T-shaped bolts; the transverse support (5) and the transverse pressing strip (1) are fastened to the front side and the rear side of the photovoltaic panel (3) through T-shaped bolts.