SUMMERY OF THE UTILITY MODEL
In view of this, the present application aims to provide a photovoltaic tile and a photovoltaic roof, which are used for increasing the power generation area of the photovoltaic tile and reducing the laying cost of the photovoltaic tile and the probability of water leakage at the junction of the photovoltaic tile.
In order to achieve the above purpose, the present application provides the following technical solutions:
a photovoltaic tile comprising an upper glass layer, a lower glass layer, a photovoltaic cell, wherein:
the upper layer glass and the lower layer glass are the same in size and are distributed in a staggered mode;
the photovoltaic cell is located between the upper layer of glass and the lower layer of glass, and the photovoltaic cell is located in the area where the upper layer of glass and the lower layer of glass overlap.
Preferably, the upper layer glass and the lower layer glass are both plane glass.
Preferably, the upper layer glass and the lower layer glass are both curved glass.
Preferably, the cross sections of the upper layer glass and the lower layer glass are S-shaped.
Preferably, the curved surface radius of the upper layer glass and the curved surface radius of the lower layer glass are both 300-3000 mm.
Preferably, the upper layer glass and the lower layer glass are distributed in a staggered mode by 1-5 mm.
Preferably, the upper layer glass and the lower layer glass are both toughened glass.
Preferably, an antireflection layer is arranged on the upper surface of the upper layer of glass.
A photovoltaic roof comprising a plurality of photovoltaic tiles as described in any one of the preceding claims.
Preferably, a sealant is arranged between the two connected photovoltaic tiles.
The application provides a photovoltaic tile and photovoltaic roof, wherein, this photovoltaic tile includes upper glass, lower floor's glass, photovoltaic cell, wherein: the upper layer glass and the lower layer glass have the same size and are distributed in a staggered manner; the photovoltaic cell is positioned between the upper layer of glass and the lower layer of glass, and the photovoltaic cell is positioned in the area where the upper layer of glass and the lower layer of glass are overlapped.
The above technical scheme that the application discloses, photovoltaic cell is arranged in the region that upper glass and lower floor's glass overlapped mutually, upper glass is the same with lower floor's glass size, and upper glass distributes with lower floor's glass stagger, so that the photovoltaic tile can be directly through the region that staggers the distribution and correspond and other photovoltaic tiles realize seamless connection, in order to avoid causing the sheltering from to photovoltaic cell, thereby increase photovoltaic cell's power generation area, and reduce the use quantity of photovoltaic tile and avoid structural framework's use through the distribution that staggers, in order to reduce the laying cost of photovoltaic tile, in addition, can also realize seamless connection and reduce the probability that photovoltaic tile junction appears leaking through the photovoltaic tile, so that the reliability of the photovoltaic roof that is formed by the photovoltaic tile is improved.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.
Referring to fig. 1, which shows a schematic structural diagram of a photovoltaic tile provided in an embodiment of the present application, and may include an upper glass 1, a lower glass 2, and a photovoltaic cell, wherein:
the upper layer glass 1 and the lower layer glass 2 have the same size, and the upper layer glass 1 and the lower layer glass 2 are distributed in a staggered manner;
the photovoltaic cell is positioned between the upper glass layer 1 and the lower glass layer 2, and the photovoltaic cell is positioned in the area where the upper glass layer 1 and the lower glass layer 2 are overlapped.
The photovoltaic tile provided by the present application may include an upper glass layer 1, a lower glass layer 2, and a photovoltaic cell (not shown in the figures). Wherein, the upper layer glass 1 and the lower layer glass 2 both have better light transmission.
The upper layer glass 1 and the lower layer glass 2 are the same in shape and size, and the upper layer glass 1 and the lower layer glass 2 are distributed in a staggered mode, so that staggered portions 10 with the same size are formed at two ends of the photovoltaic tile. Specifically, as shown in fig. 1, the upper glass 1 moves a certain distance to the left relative to the lower glass 2, so that the left end of the upper glass 1 protrudes a part relative to the left end of the lower glass 2, wherein the protruded part of the left end of the upper glass 1 forms a staggered portion 10, and the right end of the lower glass 2 protrudes a part relative to the right end of the upper glass 1, wherein the protruded part of the right end of the lower glass 2 also forms the staggered portion 10. It should be noted that, the left end and the right end mentioned here are defined from the perspective of fig. 1, and fig. 1 illustrates an example in which the upper glass 1 is moved to the left by a certain distance relative to the lower glass 2 so that the upper glass 1 and the lower glass 2 are distributed in a staggered manner. Of course, the upper layer glass 1 may also move to the right for a certain distance relative to the lower layer glass 2, so that the upper layer glass 1 and the lower layer glass 2 are distributed in a staggered manner, and the direction of the staggered distribution is not limited in any way in the present application.
The photovoltaic cell is located between the upper layer glass 1 and the lower layer glass 2, and the photovoltaic cell is specifically located in a region where the upper layer glass 1 and the lower layer glass 2 overlap, specifically, the photovoltaic cell is located in a region where the upper layer glass 1 is removed from the opening part 10, or the photovoltaic cell is located in a region where the lower layer glass 2 is removed from the opening part 10, so that the photovoltaic cell has the largest power generation area as possible, namely the photovoltaic cell is located in a region which can be occupied by the photovoltaic tile as much as possible, so that the power generation area of the photovoltaic cell is increased, and the power generation amount of the photovoltaic tile is increased. In addition, the arrangement can also ensure that the upper layer glass 1 and the lower layer glass 2 play a role in protecting the photovoltaic cell, thereby improving the reliability of the photovoltaic cell. Among them, the photovoltaic cell mentioned here may be specifically a monocrystalline silicon cell, a polycrystalline silicon cell, or other types of photovoltaic cells, etc.
When the photovoltaic tile adopts the above structure, the photovoltaic tile can be seamlessly connected with other photovoltaic tiles with the same structure through the staggered position 10 obtained by staggered distribution of the upper layer glass 1 and the lower layer glass 2, specifically, refer to fig. 2 to 4, wherein fig. 2 shows a connection three-dimensional view between two photovoltaic tiles provided by the embodiment of the application, fig. 3 shows a connection cross-sectional view between two photovoltaic tiles provided by the embodiment of the application, and fig. 4 shows an enlarged view of a connection position of two adjacent photovoltaic tiles provided by the embodiment of the application. Because upper glass 1 is the same with lower floor's glass 2 size to upper glass 1 distributes with lower floor's glass 2 stagger, then the seamless connection can be realized when photovoltaic tile is connected with other photovoltaic tiles, consequently, then need not to carry out the connection between the photovoltaic tile with the help of structural framework, thereby can reduce the installation complexity of photovoltaic tile, and can reduce the laying cost and the material cost of photovoltaic tile, and can reduce the bearing on photovoltaic roof. Meanwhile, the photovoltaic tiles are connected seamlessly through staggered parts 10 obtained by staggered distribution of the upper layer glass 1 and the lower layer glass 2, so that the overlapping area of the photovoltaic tiles during laying can be reduced, the using number of the photovoltaic tiles in the same area is reduced, and the laying cost of the photovoltaic tiles is reduced. Moreover, the photovoltaic tile provided by the application can realize seamless connection with the photovoltaic tile with the same structure, so that when the photovoltaic tile is used for constructing a photovoltaic roof, the probability of water leakage in a gap can be reduced, and the upper layer glass 1 in the photovoltaic tile can play a role of hydrophobicity so as to further reduce the probability of water leakage at the joint. In addition, because in the photovoltaic tile, the region except that stagger position 10 all is provided with photovoltaic cell to upper glass 1 has the light transmissivity, consequently, compares in current photovoltaic tile that adopts crest structure and trough structure, and this application can improve the generating area of photovoltaic tile to can improve the generated energy and the output of photovoltaic tile.
In addition, in order to improve the connection effect, safety and reliability between the photovoltaic tile and other photovoltaic tiles and further reduce the probability of water leakage at the connection position, the connection between the photovoltaic tile and other photovoltaic tiles can be realized by using the sealant, and the sealant can be specifically coated on the staggered part 10 obtained by staggered distribution of the upper layer glass 1 and the lower layer glass 2 so as to realize high-safety and high-reliability connection with other photovoltaic tiles.
The above technical scheme that the application discloses, photovoltaic cell is arranged in the region that upper glass and lower floor's glass overlapped mutually, upper glass is the same with lower floor's glass size, and upper glass distributes with lower floor's glass stagger, so that the photovoltaic tile can be directly through the region that staggers the distribution and correspond and other photovoltaic tiles realize seamless connection, in order to avoid causing the sheltering from to photovoltaic cell, thereby increase photovoltaic cell's power generation area, and reduce the use quantity of photovoltaic tile and avoid structural framework's use through the distribution that staggers, in order to reduce the laying cost of photovoltaic tile, in addition, can also realize seamless connection and reduce the probability that photovoltaic tile junction appears leaking through the photovoltaic tile, so that the reliability of the photovoltaic roof that is formed by the photovoltaic tile is improved.
According to the photovoltaic tile provided by the embodiment of the application, the upper layer glass 1 and the lower layer glass 2 are both the plane glass.
The upper layer glass 1 and the lower layer glass 2 contained in the photovoltaic tile can be both plane glass, so that the photovoltaic tile is convenient to manufacture and lay, and the laying cost of the photovoltaic tile can be reduced.
According to the photovoltaic tile provided by the embodiment of the application, the upper layer glass 1 and the lower layer glass 2 are both curved surface glass.
Besides using plane glass as the upper layer glass 1 and the lower layer glass 2, curved surface glass can be used as the upper layer glass 1 and the lower layer glass 2 in the photovoltaic tile, so that the hydrophobicity of the curved surface glass is improved, and the probability of water leakage of the photovoltaic roof is reduced as much as possible.
In addition, the upper layer glass 1 and the lower layer glass 2 are set to be the shape of the curved glass, so that the power generation area of the photovoltaic cell in a unit area can be increased, and the power generation amount and the output power of the photovoltaic tile are increased.
It should be noted that when curved glass is used as the upper glass layer 1 and the lower glass layer 2 in the photovoltaic tile, a plurality of photovoltaic tiles need to be laid in the same plane, so that the photovoltaic tiles can be applied to the construction of a photovoltaic roof.
According to the photovoltaic tile provided by the embodiment of the application, the cross sections of the upper layer glass 1 and the lower layer glass 2 are S-shaped.
When the curved glass is used as the upper glass 1 and the lower glass 2 in the photovoltaic tile, both the cross section of the upper glass 1 and the cross section of the lower glass 2 may be S-shaped (as shown in fig. 1 to 4). From the perspective of fig. 1 to 4, in each photovoltaic tile, the left end and the right end of the upper layer glass 1 need to be in the same horizontal plane, and the left end and the right end of the lower layer glass 2 also need to be in the same horizontal plane, so that a plurality of S-shaped photovoltaic tiles can be tiled in the same plane.
It should be noted that, when the cross section of the upper glass 1 and the cross section of the lower glass 2 are both S-shaped, the photovoltaic tile may specifically include two photovoltaic cells (respectively located at half S-shaped portions) to be adapted to the upper glass 1 and the lower glass 2.
Of course, the cross section of the upper glass layer 1 and the cross section of the lower glass layer 2 may be wave-shaped or M-shaped, and the like, which is not limited in this application.
According to the photovoltaic tile provided by the embodiment of the application, the curved surface radiuses of the upper layer glass 1 and the lower layer glass 2 are both 300-3000 mm.
When the photovoltaic tile is S-shaped, in order to facilitate the preparation of the upper glass 1 and the lower glass 2 and avoid the photovoltaic cell from being broken during the preparation or use process, the radius of the curved surface of the upper glass 1 and the lower glass 2 may be 300-3000mm (inclusive).
According to the photovoltaic tile provided by the embodiment of the application, the upper layer glass 1 and the lower layer glass 2 are distributed in a staggered mode by 1-5 mm.
When the photovoltaic tile and other photovoltaic tiles can have a good connection effect, in order to reduce the influence of a staggered part 10 obtained by staggered distribution of the upper layer glass 1 and the lower layer glass 2 on the power generation area of the photovoltaic cell as much as possible, the upper layer glass 1 and the lower layer glass 2 can be staggered and distributed by 1-5mm (including end point values), namely the size of the staggered part 10 can be specifically 1-5mm, so that the connection effect between the photovoltaic tile and other photovoltaic tiles is improved through the staggered distribution of the degree, the influence of the staggered part 10 on the power generation area of the photovoltaic cell is reduced as much as possible, so that the power generation area in the photovoltaic tile is improved as much as possible, and the power generation amount and the output power of the photovoltaic tile are improved.
According to the photovoltaic tile provided by the embodiment of the application, the upper layer glass 1 and the lower layer glass 2 are all toughened glass.
Can utilize toughened glass as upper glass 1 and lower floor's glass 2 in the photovoltaic tile, it not only has better light transmissivity, and is more firm moreover, can tolerate weather conditions such as wind, frost, rain and snow betterly, consequently, can play better guard action to photovoltaic cell to improve the reliability of photovoltaic tile.
According to the photovoltaic tile provided by the embodiment of the application, the upper surface of the upper layer glass 1 is provided with the antireflection layer.
An anti-reflection layer can be arranged on the upper surface of the upper layer glass 1, and more sunlight can enter the photovoltaic tile through the anti-reflection layer, so that the photovoltaic cell can absorb and utilize more sunlight, and the output power and the power generation amount of the photovoltaic tile are improved.
The embodiment of the application also provides a photovoltaic roof, which can comprise any one of the photovoltaic tiles.
Any of the above-described photovoltaic tiles may be applied in a photovoltaic roof, and the photovoltaic roof may be formed of a plurality of rows of photovoltaic tiles, wherein each row of photovoltaic tiles may comprise a plurality of connected photovoltaic tiles, as may be seen in particular in fig. 2 and 3.
Because in any kind of above-mentioned photovoltaic tile, photovoltaic cell all is located the region that upper glass 1 and lower floor's glass 2 overlapped mutually, upper glass 1 all is the same with lower floor's glass 2 size, and upper glass 1 all staggers the distribution with lower floor's glass 2, consequently, in the photovoltaic roof, can all realize seamless connection between a plurality of photovoltaic tiles in every row of photovoltaic tile, in order to avoid causing the sheltering from to photovoltaic cell, thereby increase photovoltaic cell's power generation area, and can reduce the use quantity of photovoltaic tile, and can avoid the use of structural framework, consequently, can reduce the laying cost of photovoltaic tile. In addition, the probability of water leakage of the photovoltaic roof can be reduced through seamless connection of the photovoltaic tiles, and therefore the reliability of the photovoltaic roof is improved.
According to the photovoltaic roof provided by the embodiment of the application, the sealant is arranged between the two connected photovoltaic tiles.
In order to improve the connection effect of the photovoltaic tiles in the photovoltaic roof, improve the safety and reliability of the photovoltaic roof and further reduce the water leakage probability of the joints of the photovoltaic tiles, sealant can be arranged between two connected photovoltaic tiles in the photovoltaic roof, and specifically the sealant can be coated on staggered parts 10 obtained by staggered distribution of upper layer glass 1 and lower layer glass 2 of the photovoltaic tiles so as to improve the connection effect of the photovoltaic tiles, improve the safety and reliability of the photovoltaic roof and avoid the water leakage condition of the joints of the photovoltaic tiles as much as possible.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include elements inherent in the list. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In addition, parts of the above technical solutions provided in the embodiments of the present application, which are consistent with the implementation principles of corresponding technical solutions in the prior art, are not described in detail so as to avoid redundant description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.