CN216616618U

CN216616618U - Photovoltaic tile

Info

Publication number: CN216616618U
Application number: CN202122707737.5U
Authority: CN
Inventors: 孙书龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-05-27
Anticipated expiration: 2031-11-04

Abstract

The utility model relates to the technical field of photovoltaic cells, and particularly discloses a photovoltaic tile which comprises a supporting plate and a photovoltaic assembly. The photovoltaic module is arranged in a photovoltaic area of the supporting plate and used for converting light energy into electric energy; when two backup pads were laid in proper order along the first direction on the roof, the outside connecting piece was connected in the roof, and the first connecting piece in the backup pad of last and the second connecting piece in the backup pad of following are connected, and along the first direction, in the continuous photovoltaic tile of any three rows, the photovoltaic tile of the top row partially overlaps with the photovoltaic tile of the bottom row. The photovoltaic tile and roof connection and the connection between the upper and lower two-layer photovoltaic tiles can be completed without adding an additional connection structure, so that the connection mode between the photovoltaic tiles and the roof and between adjacent layers of photovoltaic tiles is greatly simplified, and the convenience and the installation efficiency of photovoltaic tile installation are improved.

Description

Photovoltaic tile

Technical Field

The utility model relates to the technical field of photovoltaic cells, in particular to a photovoltaic tile.

Background

With the reduction of the cost of photovoltaic power generation, photovoltaic products have been widely used, and because no additional floor space is occupied, the combination of photovoltaic products and buildings becomes the best installation mode for the wide application of photovoltaic power generation in cities.

According to the different modes of combining photovoltaic products and buildings, the integration of photovoltaic buildings can be divided into two categories: one is the integration of photovoltaic products with buildings. Another category is the integration of photovoltaic products with buildings, such as photovoltaic tiles, photovoltaic curtain walls, etc.

When the existing photovoltaic tile is combined with a building, the connecting structure is complex, the installation is not convenient enough, and special matching tiles are needed for matching use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a photovoltaic tile, which is used for simplifying a connection mode and improving the convenience of installation of the photovoltaic tile.

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

the present invention provides a photovoltaic tile comprising:

the supporting plate is provided with an external connecting piece, a first connecting piece and a second connecting piece;

the photovoltaic module is arranged in the photovoltaic area of the support plate and is used for converting light energy into electric energy;

two when the backup pad was laid in proper order on the roof along first direction, external connecting piece connect in the roof, last in the backup pad first connecting piece with under in the backup pad the second connecting piece is connected, and along first direction, arbitrary three rows are continuous among the photovoltaic tile, the top row the photovoltaic tile overlaps with the photovoltaic tile part of the bottom row.

As a preferable scheme of the photovoltaic tile, the external connecting piece comprises a first hook, and the first hook is arranged at the back of the supporting plate; the roof is provided with battens, and when the supporting plate is laid on the roof, the external connecting piece is hung on the battens.

As a preferred scheme of photovoltaic tile, first couple is equipped with two, and sets up along the second direction interval.

As a preferred scheme of photovoltaic tile, first connecting piece includes the second couple, the second connecting piece includes the hanging hole, two when the backup pad was laid in proper order on the roof, last second couple in the backup pad passes the hanging hole in the backup pad under and hooks in the backup pad under.

As a preferable scheme of the photovoltaic tile, the number of the second hooks is two, the second hooks are arranged at intervals along a second direction, the number of the hanging holes is two, the hanging holes are arranged at intervals along the second direction, two rows of the supporting plates are sequentially laid along the first direction, and a first gap is reserved between any two adjacent supporting plates in each row; one row at last backup pad with one row under the backup pad dislocation set, and at last the backup pad lid is located under first clearance, at last two of backup pad the second couple passes respectively under and adjacent two the hanging hole of backup pad.

As a preferred scheme of a photovoltaic tile, the joining region of backup pad is equipped with the holding tank, photovoltaic module's terminal box set up in the back of backup pad, two when the backup pad is followed lay in proper order in the first direction the roof, last the terminal box of backup pad passes under the holding tank of backup pad.

As a preferred scheme of photovoltaic tile, the joining region is equipped with first breach and second breach, two when the backup pad sets up side by side along the second direction, one of them the backup pad the second breach and another the first breach of backup pad encloses to establish into the holding tank.

As a preferred scheme of the photovoltaic tile, the photovoltaic module comprises a front plate, a first packaging adhesive film, a battery string and a second packaging adhesive film which are sequentially arranged on the supporting plate from top to bottom.

As a preferred scheme of the photovoltaic tile, the photovoltaic module further comprises a sealant, the sealant is arranged on the supporting plate and surrounds the periphery of the front plate, an installation cavity is formed by the sealant, the front plate and the supporting plate, and the first packaging adhesive film, the battery string and the second packaging adhesive film are all located in the installation cavity.

As a preferred mode of photovoltaic tile, the sealant has a thickness of between 1 and 1.2 mm.

The utility model has the beneficial effects that:

the utility model provides a photovoltaic tile which comprises an external connecting piece, a first connecting piece and a second connecting piece, wherein the external connecting piece, the first connecting piece and the second connecting piece are arranged on support plates, so that when the two support plates are sequentially paved on a roof along a first direction, the external connecting piece can be connected to the roof, and the first connecting piece on the upper support plate is connected with the second connecting piece on the lower support plate. The photovoltaic tile and roof can be connected without adding an additional connecting structure, the cost is reduced, the connecting mode between the photovoltaic tile and the roof and between adjacent layers of photovoltaic tiles is greatly simplified, and the convenience and the installation efficiency of photovoltaic tile installation are improved. In addition, the area occupied by an additional connecting structure is saved, the laying quantity of the photovoltaic tiles in a unit area is increased, and the power generation efficiency of the unit area of the roof is improved.

Drawings

FIG. 1 is a schematic front view of a photovoltaic tile according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a rear view of a photovoltaic tile in an embodiment of the utility model;

FIG. 3 is a left side view schematic structural diagram of a photovoltaic tile in an embodiment of the present invention;

FIG. 4 is a schematic view of a roof structure of a photovoltaic tile in an embodiment of the present invention;

fig. 5 is a schematic view of the laying orientation of a plurality of photovoltaic tiles in an embodiment of the utility model.

In the figure:

y, a first direction; x, a second direction;

1. a support plate; 11. an external connection; 12. a first connecting member; 13. a second connecting member; 14. a first notch; 15. a second notch;

2. a photovoltaic module; 21. a junction box; 22. a front plate; 23. a first packaging adhesive film; 24. a battery string; 25. a second packaging adhesive film; 26. sealing glue;

3. a roof; 31. hanging battens; 32. a purlin.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

As shown in fig. 1-5, the present embodiment provides a photovoltaic tile comprising a support plate 1 and a photovoltaic module 2. Wherein, the supporting plate 1 is provided with an external connecting piece 11, a first connecting piece 12 and a second connecting piece 13; wherein the support plate 1 is divided into a photovoltaic region and a connection region adjacent in the first direction Y. The first connecting piece 12 is arranged in a photovoltaic area, the external connecting piece 11 and the second connecting piece 13 are arranged in a connecting area, the photovoltaic assembly 2 is arranged in the photovoltaic area of the supporting plate 1, and the photovoltaic assembly 2 is used for converting light energy into electric energy; when two support plates 1 are laid on the roof 3 in sequence along the first direction Y, the external connecting member 11 is connected to the roof 3, the first connecting member 12 on the upper support plate 1 is connected with the second connecting member 13 on the lower support plate 1, and in any three consecutive rows of photovoltaic tiles along the first direction Y, the photovoltaic tiles in the uppermost row are partially overlapped with the photovoltaic tiles in the lowermost row, and preferably, the distance between the lower edge of the support plate 1 in the uppermost row and the upper edge of the support plate 1 in the lowermost row is not less than 10 mm. Wherein in the first direction Y the length of the connection zone is greater than the length of the photovoltaic zone, preferably the difference in length between the connection zone and the photovoltaic zone is between 20 and 30 mm.

The setting of above-mentioned structure need not increase extra connection structure, can accomplish the connection of photovoltaic tile and roof 3 and the connection between the upper and lower two-layer photovoltaic tile, the cost is reduced, the connected mode between photovoltaic tile and the roof 3 and between the adjacent layer photovoltaic tile has been simplified greatly, the convenience and the installation effectiveness of photovoltaic tile installation have been improved, in addition, the shared area of extra connection structure has still been saved, the quantity of laying of photovoltaic tile in the unit area has been increased, the generating efficiency of 3 unit areas on roof has been improved.

Optionally, can set up two photovoltaic module 2 along second direction X interval on the backup pad 1, the gap in the middle of two photovoltaic module 2 can be used to the drainage, and then has improved the drainage performance of photovoltaic tile, avoids leading to spare part impaired when the drainage is untimely when raining.

Optionally, the external connector 11 comprises a first hook, and the first hook is arranged at the back of the support plate 1; the roof 3 is provided with battens 31, and when the supporting plate 1 is laid on the roof 3, the external connecting piece 11 is hung on the battens 31. This setting has improved the installation effectiveness of photovoltaic tile. Because the photovoltaic tile is extended to the eave by the ridge, for guaranteeing the fastness of photovoltaic tile, the photovoltaic tile is laid when roof 3, and the opening of first couple can avoid droing of photovoltaic tile and batten 31 towards the eave direction. Further, batten 31 is equipped with a plurality of grooves that extend along second direction X, and a plurality of grooves set up along the direction interval of perpendicular to roof 3, and the hook of the first couple of not unidimensional can be satisfied in this setting.

Of course, in other embodiments, a groove may be provided on the roof 3, and the first hook may be hung in the groove.

Optionally, the roof 3 is provided with purlins 32, and the plurality of purlins 32 are arranged at intervals along the second direction X, the battens 31 are supported on the roof 3 through the purlins 32, and the plurality of battens 31 are arranged at intervals along the first direction Y. The arrangement enables the battens 31 to be suspended relative to the roof 3 and to be at a certain distance from the roof 3, so that the first hooks can be prevented from scraping the roof 3. The purlines 32 and the battens 31 can be made of steel, aluminum alloy or wood.

Preferably, the first hooks are provided in two and are spaced apart from each other along the second direction X. The fastness that photovoltaic tile was fixed can be improved in the setting of two first couples. In this embodiment, the first hook is connected to the support plate 1 by welding, bonding, or screwing.

Of course, in other embodiments, one first hook may be provided, and the first hook extends along the second direction X. The first hook forms a groove structure, and the arrangement can enlarge the contact area between the first hook and the tile hanging strip 31, so that the firmness degree of the photovoltaic tile is improved; in addition, the arrangement of the first hook is also beneficial to improving the installation efficiency of the photovoltaic tile.

Optionally, the first connecting part 12 includes a second hook, the second connecting part 13 includes a hanging hole, and when the two supporting plates 1 are sequentially laid on the roof 3, the second hook on the upper supporting plate 1 passes through the hanging hole on the lower supporting plate 1 and is hung on the lower supporting plate 1. This setting makes the backup pad 1 interconnect that piles up in proper order, has improved the wholeness between each backup pad 1, and then makes between the cable of photovoltaic tile relatively stable, avoids not hard up of cable, has improved the fastness of electric connection between each photovoltaic tile. Optionally, the second hook is arranged on the back of the photovoltaic area, and the hanging hole is arranged in the connecting area. The hanging hole penetrates through the supporting plate 1. Optionally, the second connecting part 13 may further include a hanging groove, the hanging groove does not penetrate through the supporting plate 1, and the second hook can be hooked in the hanging groove.

Furthermore, two second hooks are arranged at intervals along the second direction X, two hanging holes are arranged at intervals along the second direction X, two rows of support plates 1 are sequentially laid along the first direction Y, a first gap is reserved between any two adjacent support plates 1 in each row, and the first gap is 0-5 mm; the upper row of support plates 1 and the lower row of support plates 1 are arranged in a staggered mode, the upper support plates 1 are covered on the lower first gaps, and the two second hooks of the upper support plates 1 penetrate through the hanging holes of the lower adjacent support plates 1 respectively. Exemplarily, the support plate 1 is provided with a left side hanging hole and a right side hanging hole, the upper support plate 1 is covered with two lower support plates 1, the two lower support plates 1 are respectively a left side support plate 1 and a right side support plate 1, and the two second hooks of the upper support plate 1 respectively penetrate through the right side hanging hole of the lower left side support plate 1 and the left side hanging hole of the lower right side support plate 1. This setting makes first clearance department can leak, and the water that leaks is received by the backup pad 1 of next row for whole photovoltaic roofing by a plurality of photovoltaic tiles and the battens 31 of hanging is equipped with water-proof effects, and need not increase waterproof.

Preferably, the connecting area of the supporting plates 1 is provided with a receiving groove, the junction box 21 of the photovoltaic module 2 is arranged at the back of the supporting plates 1, and when two supporting plates 1 are sequentially laid on the roof 3 along the first direction Y, the junction box 21 of the upper supporting plate 1 penetrates through the receiving groove of the lower supporting plate 1. Above-mentioned setting can adapt to the structure of photovoltaic tile, and terminal box 21 is located the holding tank, both can not contact with roof 3, also can not contact with the backup pad 1 of last row for it is inseparable to laminate between the backup pad 1 of upper and lower two rows. In addition, the roof 3 and the supporting plate 1 can also protect the junction box 21.

Optionally, in any two consecutive rows of photovoltaic tiles, the distance from the left edge of the support plate 1 in the previous row to the left edge of the support plate 1 in the next row is half of the dimension of the support plate 1 in the second direction X, and the deviation is controlled to be ± 2.5 mm. The support plates 1 of the previous row are located in the connection area of the support plates 1 of the next row, and the distance between the lower edge of the photovoltaic module 2 on the support plate 1 of the previous row and the upper edge of the photovoltaic module 2 on the support plate 1 of the next row is between 0 and 5 mm.

Regarding the structure of the accommodating groove, in the present embodiment, optionally, the connecting area is provided with a first notch 14 and a second notch 15, and when the two supporting plates 1 are arranged side by side along the second direction X, the second notch 15 of one supporting plate 1 and the first notch 14 of the other supporting plate 1 are enclosed to form the accommodating groove. This setting makes when installing one row of backup pad 1, first breach 14 and second breach 15 on two backup pads 1 dock in order to form the holding tank to the centre, and then can not touch next row's terminal box 21, has improved the security of installation.

Regarding the structure of the photovoltaic module 2, in this embodiment, optionally, the photovoltaic module 2 includes a front plate 22, a first encapsulant film 23, a battery string 24, and a second encapsulant film 25, which are sequentially disposed on the support plate 1 from top to bottom. The front plate 22 is one of glass (including float glass, rolled glass, tempered glass, and semi-tempered glass) or a resin plate, and optionally, the front plate 22 is made of a fluorine-containing resin material. The support plate 1 is one of a steel plate, an aluminum alloy plate, or a glass fiber plate. The cell string 24 includes a polycrystalline silicon photovoltaic cell or a monocrystalline silicon photovoltaic cell.

In order to prevent the battery string 24 from entering water and affecting the performance of the photovoltaic tile, in this embodiment, optionally, the photovoltaic module 2 further includes a sealant 26, the sealant 26 is disposed on the support plate 1 and surrounds the periphery of the front plate 22, the sealant 26, the front plate 22 and the support plate 1 surround to form an installation cavity, and the first encapsulant film 23, the battery string 24 and the second encapsulant film 25 are all located in the installation cavity. The sealant 26 is made of EVA, POE, or PVB. This arrangement can provide water and moisture resistance to the battery string 24. The sealant 26 has a thickness of between 1 and 1.2 millimeters. The thickness of the front plate 22 is between 1 mm and 5 mm. The thickness of the support plate 1 is between 0.5 mm and 5 mm.

Optionally, the photovoltaic area of the support plate 1 is provided with a through hole, and the cable of the photovoltaic module 2 passes through the through hole to be electrically connected with the junction box 21. Preferably, the projection of the through hole on the support plate 1 is located inside the projection of the sealant 26 of the photovoltaic module 2 on the support plate 1. Of course, in other embodiments, the through holes may be disposed in the connection region without occupying the area of the photovoltaic region.

In this embodiment, preferably, regarding the method for laying photovoltaic tiles, the method includes the following steps:

step one, a row of a plurality of support plates 1 are connected in parallel to one batten 31 of the roof 3 in a first direction Y through the external connecting piece 11.

And step two, hooking a plurality of support plates 1 in another row on another batten 31 of the roof 3 in parallel along the first direction Y through the external connecting pieces 11, and connecting the first connecting pieces 12 on the support plates 1 in the upper row with the second connecting pieces 13 on the support plates 1 in the lower row.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A photovoltaic tile, comprising:

the supporting plate (1), the supporting plate (1) is provided with an external connecting piece (11), a first connecting piece (12) and a second connecting piece (13);

the photovoltaic module (2) is arranged in a photovoltaic area of the support plate (1), and the photovoltaic module (2) is used for converting light energy into electric energy;

two when backup pad (1) laid roof (3) in proper order along first direction (Y), external connecting piece (11) connect in roof (3), upward on backup pad (1) first connecting piece (12) with under in backup pad (1) second connecting piece (13) are connected, along first direction (Y), and arbitrary three rows are continuous among the photovoltaic tile, the top row photovoltaic tile overlaps with the photovoltaic tile part of the bottom row.

2. Photovoltaic tile according to claim 1, characterized in that said external connection (11) comprises a first hook provided on the back of said support plate (1); roof (3) are equipped with battens (31), backup pad (1) are laid during roof (3), external connecting piece (11) are hung and are located battens (31).

3. Photovoltaic tile according to claim 2, characterized in that said first hooks are provided in two and are spaced apart along the second direction (X).

4. Photovoltaic tile according to claim 1, characterized in that said first connecting element (12) comprises a second hook and said second connecting element (13) comprises a hanging hole, the second hook on the upper support plate (1) passing through said hanging hole on the lower support plate (1) and hooking to the lower support plate (1) when both support plates (1) are laid in sequence on said roof (3).

5. The photovoltaic tile according to claim 4, characterized in that said second hooks are provided with two and are spaced apart along a second direction (X), said hanging holes are provided with two and are spaced apart along said second direction (X), two rows of said supporting plates (1) are laid in sequence along said first direction (Y), a first gap is reserved between any two adjacent supporting plates (1) in each row; one row above backup pad (1) and one row below backup pad (1) dislocation set, and last backup pad (1) lid is located down first clearance, last two of backup pad (1) the second couple passes respectively under and adjacent two the hanging hole of backup pad (1).

6. Photovoltaic tile according to claim 1, characterized in that the connection area of the support plates (1) is provided with a receiving groove, the junction box (21) of the photovoltaic module (2) is arranged at the back of the support plates (1), the junction box (21) of the support plate (1) above passes through the receiving groove of the support plate (1) below when two support plates (1) are laid in sequence on the roof (3) along the first direction (Y).

7. Photovoltaic tile according to claim 6, characterized in that said connection area is provided with a first notch (14) and a second notch (15), said second notch (15) of one of said support plates (1) and said first notch (14) of the other support plate (1) enclosing said accommodation groove when two of said support plates (1) are arranged side by side along a second direction (X).

8. The photovoltaic tile according to claim 1, characterized in that the photovoltaic module (2) comprises a front plate (22), a first encapsulant film (23), a cell string (24) and a second encapsulant film (25) which are sequentially arranged from top to bottom on the support plate (1).

9. The photovoltaic tile according to claim 8, wherein the photovoltaic module (2) further comprises a sealant (26), the sealant (26) is disposed on the supporting board (1) and surrounds the front board (22), the sealant (26), the front board (22) and the supporting board (1) surround to form a mounting cavity, and the first encapsulant film (23), the battery string (24) and the second encapsulant film (25) are disposed in the mounting cavity.

10. Photovoltaic tile according to claim 9, characterized in that said sealant (26) has a thickness comprised between 1 and 1.2 mm.