CN212405768U

CN212405768U - Photovoltaic tile with upright lockrand structure

Info

Publication number: CN212405768U
Application number: CN202021598876.8U
Authority: CN
Inventors: 桂裕鹏; 樊仔欣; 高越; 蔡双双
Original assignee: Shenzhen Huineng Photoelectric Technology Co ltd
Current assignee: Shenzhen Huineng Photoelectric Technology Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-01-26
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a photovoltaic tile with standing-seam crimping structure, this photovoltaic tile uses polymer packaging material, use the metal that ductility is good as the bottom plate, through integral type encapsulation machine-shaping, wherein the photovoltaic tile still is provided with first connecting fastener and second connecting fastener, two adjacent photovoltaic tiles transversely connect through 360 undercut lockings of first connecting fastener and second connecting fastener and connect, realize transversely laying, simultaneously connect through the interlock of fastening fastener between two adjacent photovoltaic tiles and be fixed in on roof or the ridge, vertically take lapped connected mode, realize vertically laying, realize the connection of circuit through the electric wire, this photovoltaic tile possesses that the weatherability is good, anti-hail strikes, easy processing, it is waterproof, anti-wind pressure can the reinforce, characteristics such as simple installation.

Description

Photovoltaic tile with upright lockrand structure

Technical Field

The utility model relates to a photovoltaic building integration technical field, concretely relates to photovoltaic tile and connect fixed mode thereof.

Background

In the world today, people are pursuing higher and higher comfortable building environments, which leads to increasing energy consumption of buildings. According to statistics, the building energy consumption of developed countries accounts for about 30-40% of the national energy consumption. Therefore, the development of clean power resources is a necessary trend in building development.

The Building Integrated Photovoltaic (BIPV) is a building material which is partially used for replacing the traditional building material and is applied to the outer layers of buildings such as roofs, glass skylights, curtain walls and the like, so that the Building Integrated Photovoltaic (BIPV) can be used as a building material and can also be used for generating electricity, and the Building Integrated Photovoltaic (BIPV) can be used as a building material to make the beauty of the building as much as possible. In recent years, photovoltaic tiles integrating the functions of traditional tiles and photovoltaic power generation have appeared on the market. Photovoltaic tiles are laid on a building roof to form a photovoltaic roof system, converted electric energy can be used for self-power supply of the building, and redundant electric energy can be also merged into a local power grid, so that the electric energy can be utilized more fully. At present, support policies and development targets for near-zero energy consumption buildings are intensively developed at home and abroad, BIPV is taken as a mainstream form of green buildings, highly conforms to the development trend of global green buildings, and represents the future trend of city and building energy development.

Conventional photovoltaic tile systems in the prior art often suffer from the following technical drawbacks: the traditional photovoltaic tile mounting structure is complex, needs a punching design and is poor in waterproof and wind pressure resistant energy level; the traditional photovoltaic tile is made of stainless steel, glass and other materials, so that the weight is large, the transportation cost is high, the weather resistance is poor, and the projection of the connecting part of the photovoltaic tile is high, so that the irradiation of sunlight is shielded, and the actual use area of a solar panel is influenced; during the use process of the photovoltaic tile, the photovoltaic tile is often deformed due to thermal expansion and cold contraction, so that the photovoltaic tile is damaged.

Chinese utility model patent CN110190803A discloses a photovoltaic tile and photovoltaic building surface thereof. The utility model discloses a through set up first connecting piece and second connecting piece respectively at the back of photovoltaic tile, first connecting piece is provided with the draw-in groove, the second connecting piece is provided with the fixture block, the fixture block of a photovoltaic tile in two adjacent photovoltaic tiles is fixed these two photovoltaic tiles with another draw-in groove joint, the structure molding that need not pass through the frame between two adjacent photovoltaic tiles is connected, the outward appearance uniformity of photovoltaic building face has been improved, can hug closely two adjacent photovoltaic tiles each other, this photovoltaic tile outward appearance uniformity is effectual, but still there is the construction process loaded down with trivial details, the difficult technical problem of later maintenance.

Chinese utility model patent CN110572113A discloses a photovoltaic tile and photovoltaic roof. The photovoltaic tile disclosed by the utility model comprises upper glass, lower glass and a photovoltaic cell, wherein the upper glass and the lower 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. According to the technical scheme, the photovoltaic cell is arranged in the overlapping area of the upper layer glass and the lower layer glass, the photovoltaic tiles can be in seamless connection with other photovoltaic tiles through staggered distribution of the upper layer glass and the lower layer glass, and the probability of water leakage at the joint of the photovoltaic tiles is reduced. But this scheme uses glass as the bottom plate material, and the transportation is difficult, and easy breakage moreover, and shock resistance, anti-wind pressure, leak protection water ability are relatively poor.

Chinese utility model patent CN110847521A discloses a novel photovoltaic color steel tile. The utility model discloses a novel photovoltaic color steel tile, which comprises a color steel tile body, wherein the upper surface of the color steel tile body is connected with a solar cell panel, the outer side wall of the solar cell panel is provided with a measuring mechanism, the upper surface of the color steel tile body is provided with an installing mechanism, and the measuring mechanism comprises a first detection box, a first temperature sensor and a second temperature sensor; through first temperature-sensing ware, the setting of first probe and air heater, make on the various steel tile roofing after piling up more snow, first temperature-sensing ware detects the temperature on various steel tile surface through first probe, second temperature-sensing ware detects the temperature of various steel tile top through the second probe, through the recess, the setting of telescopic link and fixation clamp, make the staff when carrying out the installation of various steel tile on higher roofing, back on being connected to various steel tile with the fixation clamp, the length of telescopic link is adjusted to the accessible, make connecting plate and the tight roofing structure of various steel tile clamp, realize the fixed of various steel tile. This scheme uses stainless steel material as the bottom plate, and the big cost of transportation of quality is high, connects the panel moreover and installs various steel tile upper surface, has the easy scheduling problem that drops, structural security is not enough.

Therefore, a photovoltaic tile which is simple to process, convenient to connect, light in weight and easy to disassemble and assemble is needed, and meanwhile, the photovoltaic tile also needs to have excellent weather resistance, impact resistance, waterproof and rainproof performance and thermal expansion and cold contraction deformation resistance.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect among the prior art and or not enough, the utility model provides a good photovoltaic tile of weatherability, impact resistance are strong, waterproof rainproof performance and thermal-expansion and contraction deformation resistance can be good, and this photovoltaic tile still possesses to connect conveniently simultaneously, and the quality is light, easily dismantles and the characteristics of installation.

The utility model provides a photovoltaic tile with standing-seam crimping structure includes power generation module and connects the fastener, power generation module and connection fastener have the integrative metal soleplate of connection and the resistant rete of waiting, connect the fastener and include: first connecting fastener and second connecting fastener, first connecting fastener and second connecting fastener are located the horizontal left and right sides of power generation module respectively, resistant time rete covers on metal bottom plate upper surface and first connecting fastener and second connecting fastener's arris edge.

Preferably, the first connecting fastener comprises a first vertical rib, a first fastening edge and a second fastening edge; first upright rib is by metal bottom plate bending type one-tenth that makes progress, the contained angle that first upright rib and power module formed is 90 ~ 120, first knot limit is by the outside lateral buckling type one-tenth of first upright rib, and just first knot limit is parallel with power module, and the second is detained the limit and is buckled the formation by first knot limit bending type one-tenth downwards, and the second is detained the limit and is formed the contained angle and be 90 between the first knot limit, the fastener is connected to the second includes: the second stands rib and third knot limit, the second stands the rib and upwards buckles the formation by metal bottom plate, the second stands to form the contained angle between rib and the power generation module and is 90, the third is detained the limit and is found the rib inwards to buckle the formation by the second, and the third is detained the limit and is parallel with the bottom plate.

Preferably, the width of the first fastening edge is greater than that of the third fastening edge and is greater than that of the second fastening edge, the heights of the first vertical rib and the second vertical rib are 20-40 mm, and the height of the first vertical rib is greater than that of the second vertical rib.

Preferably, the power generation module is provided with a photovoltaic cell group layer positioned between the metal base plate and the weather-resistant film layer, an impact-resistant layer is arranged between the photovoltaic cell group layer and the weather-resistant film layer, an insulating layer is arranged between the photovoltaic cell group layer and the metal base plate, bonding layers are arranged between the metal base plate, the insulating layer, the photovoltaic cell group layer, the impact-resistant layer and the weather-resistant film layer, the impact-resistant layer, the insulating layer and the bonding layers are all made of high polymer materials; the lower surface of the metal bottom plate is provided with a junction box and a connecting wire, and the positive electrode and the negative electrode of the photovoltaic cell group layer are led out from the junction box and the connecting wire through holes in the metal bottom plate and the insulating layer.

Preferably, the photovoltaic tile is rectangular, trapezoidal, fan-shaped, triangular or circular in shape; the surface of the photovoltaic tile is a plane or a curved surface.

Preferably, a fastening fastener is arranged between the first connecting fastener and the second connecting fastener and fixed on a roof or a ridge, and the fastening fastener comprises: the base of the fixed fastening fastener and the base of the sliding fastening fastener are fixed on a roof or a ridge, and the buckling parts of the fixed fastening fastener and the sliding fastening fastener are arranged in the connecting gap of the first connecting fastener and the second connecting fastener and are buckled with the first connecting fastener and the second connecting fastener.

Preferably, the first connecting fastener, the second connecting fastener and the fastening fastener are used for serging through a serging device, and a fixed fastening fastener and at least one sliding fastening fastener are arranged at the occlusion joint of two adjacent photovoltaic tiles.

Preferably, the two photovoltaic tiles are longitudinally overlapped to form a water blocking isolation layer, the overlapping length range is 50-300 mm, and purlines or supporting beams are further arranged below the overlapping portions.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the utility model discloses photovoltaic tile adopts light metal and macromolecular material encapsulation, and the quality is light, and simple structure compares that current photovoltaic tile monolithic board can the coverage area bigger, and preparation, simple to operate practice thrift the cost.

2. Photovoltaic tile top layer covers has transparent resistant rete of waiting, make this photovoltaic tile resistant time, the wearability is strong, surface energy is low, and self-cleaning function has, photovoltaic power generation layer upper portion sets up the shock resistance layer, the damage to photovoltaic power generation layer of striking such as hail under the outdoor service environment has been avoided, the protection effect of shocking resistance to photovoltaic cell has been promoted, the safe in utilization and the life-span of photovoltaic tile have been guaranteed, lower floor's light metal sheet ductility is good, workable, can prepare into various appearances and certain radian with the photovoltaic tile, adapt to more building appearance structures.

3. The utility model discloses photovoltaic tile transverse connection department founds the rib low, has reduced sheltering from to sunshine, transversely adopts lock lockstitching formula to connect, has cancelled bolt, rivet installation fixed mode, and tile panel need not any and runs through, and the board is pressed around vertically and is covered the overlap joint and set up sealing material, and waterproof performance is excellent, even if the rainwater is walked over the board rib behind the lockstitching, still can guarantee waterproofly, avoids the rainwater seepage.

4. Can produce a large amount of heats when the photovoltaic product insolate and generates electricity, it is big to cause the tile body difference in temperature round clock, the utility model discloses well design photovoltaic tile is the obtuse angle with the bottom plate first upright rib, but there is certain telescopic gap with the second of second connection fastener after the serging between the rib, adopt the fixed mode of connection that fixed fastening fastener and slip fastening fastener combined together simultaneously, can guarantee that the structure is firm, anti-wind pressure performance is good, can distribute upright rib clearance and each slip fastener with the displacement that produces when photovoltaic tile expend with heat and contract with cold again, make huge temperature stress can release through appropriate displacement, avoid each plate to extrude or stretch-draw deformation each other, the stability of structure has been promoted.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

Fig. 1 is a schematic longitudinal cross-sectional view of a photovoltaic tile according to an embodiment of the present invention;

FIG. 2 is a schematic view of the longitudinal cross section structure of a photovoltaic tile according to an embodiment of the present invention

Fig. 3 is an enlarged cross-sectional view of a photovoltaic tile 111 according to an embodiment of the present invention;

fig. 4 is an enlarged cross-sectional view of a photovoltaic tile 112 according to an embodiment of the present invention;

fig. 5 is a schematic view of a photovoltaic tile fastening fastener according to an embodiment of the present invention;

fig. 6 is a schematic view of the transverse overlock connection of the photovoltaic tile according to the embodiment of the present invention;

fig. 7 is a schematic view of the vertical overlapping of photovoltaic tiles according to an embodiment of the present invention;

fig. 8 is an enlarged view of the photovoltaic tile 113 according to an embodiment of the present invention.

Description of the reference numerals

1-a power generation module, 101-a first connecting fastener, 102-a second connecting fastener, 2-a first vertical rib, 3-a first buckling edge, 4-a second buckling edge, 5-a second vertical rib, 6-a third buckling edge, 7-an included angle between a base plate and the first vertical rib, 8-a junction box, 9-positive and negative connecting wires, 10-a metal base plate, 11-an insulating layer, 12-a photovoltaic cell group layer, 13-an impact-resistant layer, 14-a weather-resistant film layer, 15-an adhesive layer, 16-a fastening fastener, 17-a fixed base and 18-a water-blocking isolation layer.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

As shown in fig. 1 and fig. 2, the photovoltaic tile of the present embodiment comprises a power generation module 1, and a first connecting fastener 101 and a second connecting fastener 102 located on the left and right sides of the upper surface of the power generation module 1.

The power generation module 1, the first connecting fastener 101 and the second connecting fastener 102 are of an integral structure, wherein the first connecting fastener 101 comprises a first vertical rib 2, a first buckling edge 3 and a second buckling edge 4, the first vertical rib 2 is formed by bending a metal base plate 10 upwards, and an included angle formed by the first vertical rib 2 and the power generation module 1 is 90-120 degrees, and is preferably 100 degrees; the first buckling edge 3 is formed by bending the first vertical rib 2 outwards, the first buckling edge 3 is parallel to the power generation module 1, the second buckling edge 4 is formed by bending the first buckling edge 3 downwards, and an included angle formed between the second buckling edge 4 and the first buckling edge 3 is 90 degrees; the second connecting fastener includes: the second vertical rib 5 is formed by bending a metal base plate 10 upwards, an included angle formed between the second vertical rib 5 and the power generation module 1 is 90 degrees, the third buckling edge 6 is formed by bending the second vertical rib 5 inwards, and the third buckling edge 6 is parallel to the power generation module 1; the main reason why the first vertical rib 2 and the power generation module 1 are arranged at an angle of 90-120 degrees is as follows: a certain telescopic gap is formed between the photovoltaic tile and the second vertical rib of the second connecting fastener after the edge locking, the photovoltaic tile can deform due to expansion caused by heat and contraction caused by cold in the use process, the deformation generated by the telescopic gap can be buffered, and the damage of stress to the photovoltaic tile in the expansion caused by heat and contraction caused by cold can be effectively reduced;

in the embodiment of the present invention, the width of the first fastening edge 3 is greater than that of the third fastening edge 6 and greater than that of the second fastening edge 4, and in the embodiment of the present invention, the height of the first vertical rib is greater than that of the second vertical rib, preferably, in the embodiment, the height of the first vertical rib 2 is 26mm, and the height of the second vertical rib 5 is 25 mm;

in the embodiment of the present invention, the photovoltaic tile further comprises a fastening fastener, as shown in fig. 5, the fastening fastener is used in the transverse laying process of the photovoltaic tile, and the engaged position of the first connecting fastener 101 and the second connecting fastener 102 is used for connecting with the roof or the ridge; the embodiment of the utility model provides an in the fastening fastener include: the fixed end of the fixed fastening fastener is fixed on a roof or a ridge through a bolt, and the meshed end is meshed and connected with the first connecting fastener 101 and the second connecting fastener 102; the connecting end of the sliding fastening fastener is fixed on a roof or a ridge through a bolt, the meshing end is meshed with the first connecting fastener 101 and the second connecting fastener 102, and the sliding fastening fastener is different from the fixed fastening fastener in that the fixed end and the meshing end of the sliding fastening fastener are in sliding connection, so that small displacement can be carried out within a certain range; the connection fixing mode can distribute displacement generated when the photovoltaic tile expands with heat and contracts with cold to each sliding fastening fastener, and can also effectively reduce the damage of stress generated by the expansion with heat and the contraction with cold to the cell panel.

In an embodiment of the present invention, the photovoltaic tile has a rectangular planar shape.

Example 2

The embodiment of the utility model provides an in, this photovoltaic tile still includes photovoltaic module, and photovoltaic module provides the energy that lasts for the building with solar energy transformation for the electric energy.

The power generation module 1, the first connecting fastener 101 and the second connecting fastener 102 are provided with a metal plate layer 10 and a weather-resistant film 14 which are integrally connected, as shown in fig. 1 and 8, wherein the weather-resistant film layer 14 is fully covered on the upper surface of the metal base plate 10 and the edges of the first connecting fastener 101 and the second connecting fastener 102; as shown in fig. 4, the photovoltaic module is located in the center of the upper surface of the bottom plate, and does not cover the entire bottom plate, and the photovoltaic module is not laid on the first connecting fastener 101, the second connecting fastener 102 and the connection portion thereof, which is beneficial to reducing the damage of the edge sealing device to the photovoltaic module during the installation of the photovoltaic tile; as shown in fig. 3, a photovoltaic power generation layer 12 is disposed between the metal base plate 10 and the weather-resistant film 14, wherein positive and negative electrodes of the photovoltaic power generation layer 12 are connected to a terminal box 8 and positive and negative connecting wires 9 disposed on the lower surface of the metal base plate 10, and the positive and negative connecting wires 9 lead the positive and negative electrodes of the photovoltaic power generation layer 12 into the terminal box 8 through openings on the metal base plate 10.

Wherein an impact resistant layer 13 is arranged between the photovoltaic power generation layer 12 and the weather-resistant film layer 14;

an insulating layer 11 is arranged between the photovoltaic power generation layer and the metal plate layer;

wherein, a bonding layer 15 is arranged among the metal plate layer 10, the insulating layer 11, the photovoltaic power generation layer 12, the impact resistant layer 13 and the weather-resistant film layer 14;

as one of the embodiments of the present invention, the metal base plate 10 is one of an aluminum-magnesium-manganese alloy plate, a titanium-zinc alloy plate, and a stainless steel plate, and the embodiment is preferably an aluminum-magnesium-manganese alloy plate, and more preferably a 3004 aluminum-magnesium-manganese alloy plate;

as one of the embodiments of the present invention, the insulating layer 11 is one or more composite materials of BOPET, PP, PA, PE, PBT and PEN, and the present embodiment is preferably a BOPET material film;

as one of the embodiments of the present invention, the weather-resistant film layer 14 is one of fluorine-containing films such as transparent ETFE, FEP, PVF, PVDF, ECTFE, etc., and the embodiment is preferably a transparent ETFE material film;

as one embodiment of the present invention, the impact resistant layer 13 is a single-layer or multi-layer composite structure of one or more of transparent BOPET, PBT, PEN, PC, PMMA, PCTG, and glass fiber board, and the embodiment preferably selects a transparent BOPET film;

as one of the embodiments of the utility model, the material of tie coat 15 is one or more in EVA glued membrane, polyolefin glued membrane, TPU glued membrane, organic silicon gluing agent polyurethane adhesive, epoxy gluing agent, the acrylic ester gluing agent respectively, and the preferred thermosetting EVA glued membrane of this embodiment.

As shown in fig. 2, the utility model provides a position 111 including laying photovoltaic cell group layer and the position 112 of not laying photovoltaic cell group layer in the photovoltaic tile, wherein the photovoltaic tile position 111 design thickness of laying photovoltaic cell group layer is 1mm-1.2mm, and the photovoltaic tile position 112 design thickness of not laying photovoltaic cell group layer is 0.3-0.5mm (not shown in fig. 2), and is preferred the utility model discloses in the design thickness of laying photovoltaic tile position 111 of photovoltaic cell group layer be 1mm, the design thickness of not laying photovoltaic cell group layer's position 112 is 0.3mm, and the thickness of first connecting fastener and the second connecting fastener at photovoltaic tile both ends will be less than the thickness of laying photovoltaic cell group layer position 112 promptly, more is favorable to carrying out the interlock of standing upright between the adjacent photovoltaic tile and connects.

Example 3

For the more clear description the utility model provides a photovoltaic tile, the embodiment of the utility model provides a photovoltaic tile's preparation method is still provided, its preparation method as follows:

1. firstly, covering the 3004 aluminum-magnesium-manganese alloy plate preferably selected in embodiment 2 on the whole upper surface of a power generation module 1, as shown in fig. 3, sequentially laying the rest materials from the lower layer to the upper layer, and sequentially laying a metal base plate 10, a bonding layer 15, an insulating layer 11, a bonding layer 15, a photovoltaic power generation layer 12, a bonding layer 15, an impact resistant layer 13, a bonding layer 15 and a weather-resistant film layer 14 from bottom to top, wherein except the weather-resistant film layer 14, the rest materials are all located at the central position of the power generation module 1 and are not fully covered on the upper surface of the metal base plate 10, the weather-resistant film layer 14 covers the whole upper surface of the metal base plate 10, as shown in fig. 4, the solar photovoltaic layers are not arranged on the left side and the right side of the photovoltaic tile, and only; after the materials are laid, laminating and packaging are carried out to form a whole;

2. preparing a first connecting fastener 101 and a second connecting fastener 102 from the photovoltaic tile laminated in the step 1 through bending or profiling equipment, wherein the first vertical rib 2 is formed by upwards bending and processing the metal bottom plate 10, and the bending included angle formed by the first vertical rib 2 and the power generation module 1 is 100 degrees; the first buckling edge 3 is formed by bending and processing the first vertical rib 2 towards the outer side, the first buckling edge 3 is parallel to the power generation module 1, the second buckling edge 4 is formed by bending and processing the first buckling edge 3 downwards, and the bending included angle formed between the second buckling edge 4 and the first buckling edge 3 is 90 degrees; the second vertical rib 5 is formed by bending and processing the metal bottom plate 10 upwards, the bending included angle formed between the second vertical rib 5 and the power generation module 1 is 90 degrees, the third buckling edge 6 is formed by bending and processing the second vertical rib 5 inwards, and the third buckling edge 6 is parallel to the power generation module 1;

3. and (3) mounting a junction box and a connecting wire on the photovoltaic tile prepared in the steps (1) and (2), wherein the junction box 8 and the positive and negative connecting wires 9 are arranged on the lower surface of the photovoltaic tile power generation module 1, the junction box 8 is bonded on the lower surface of the metal bottom plate 10, and the positive and negative connecting wires 9 are electrically connected with the photovoltaic power generation layer 12.

Example 4

For clear description the utility model discloses photovoltaic tile's mounting means, the embodiment of the utility model provides a still provides a photovoltaic tile's connection fixed mode, including following step:

s1, longitudinally overlapping; two adjacent photovoltaic tiles are longitudinally connected in a lap joint mode, and the lower surface of the bottom of the photovoltaic tile at the higher horizontal position is lapped on the upper surface of the top of the photovoltaic tile at the lower horizontal position; the width of the power generation module 1 at the position of the high level of the photovoltaic tile is slightly larger than the width of the power generation module 1 at the position of the low level of the photovoltaic tile, the width difference is set to be 4mm in the embodiment, the processing height of the second vertical rib 5 at the position of the high level of the photovoltaic tile is slightly larger than the processing height of the second vertical rib 5 at the position of the low level of the photovoltaic tile, the processing height difference is set to be 4mm in the embodiment, the processing width of the first buckling edge 3 at the position of the high level of the photovoltaic tile is slightly smaller than the processing width of the first buckling edge 3 at the position of the low level of the photovoltaic tile, the processing width difference is 4mm in the embodiment, the processing width of the second buckling edge 4 at the position of the high level of the photovoltaic tile is slightly smaller than the processing width of the second buckling edge 4 at the position of the low; as shown in fig. 7, the vertical overlapping of two adjacent photovoltaic tiles is realized in size and structure by the design of the width difference of the vertical upper and lower side lengths of the photovoltaic tiles, besides, the vertical overlapping gap of two adjacent photovoltaic tiles is provided with the water-blocking isolation layer 18, the water-blocking isolation layer 18 provided in the embodiment of the utility model is a waterproof sealing adhesive tape, the vertical overlapping length of two adjacent photovoltaic tiles is 100mm, the lower end of the overlapping part is also provided with a supporting beam for supporting two solar panels, thereby increasing the overlapping stability and firmness;

s2, transversely overlocking, transversely connecting two adjacent photovoltaic tiles in an overlocking mode, and engaging and connecting a first connecting fastener 101 and a second connecting fastener 102 of the two photovoltaic tiles; as shown in fig. 6, the fastening fastener is fixed on the roof or the ridge through the bolt connection, the fastening fastener is arranged in the connection gap between the first fastening fastener 101 and the second fastening fastener 102, the width of each vertical rib and each fastening edge of the occlusion end of the fastening fastener is smaller than the width of the vertical rib and each fastening edge of the first fastening fastener 101 in direct contact with the fastening fastener, the embodiment of the invention sets the width difference to be 4mm, and the width of each vertical rib and each fastening edge of the occlusion end of the fastening fastener is larger than the width of the vertical rib and each fastening edge of the second fastening fastener 102 in direct contact with the fastening fastener, the embodiment of the invention sets the width difference to be 4mm, and the first fastening fastener 101, the fastening fastener and the second fastening fastener 102 are sequentially nested through the descending size setting of each vertical rib and each fastening edge width of the first fastening fastener 101, the fastening fastener and the second fastening fastener 102, and the first fastening fastener 101, the second fastening fastener 102 are sequentially nested setting, and the first fastening fastener 101, The fastening fastener and the second connecting fastener 102 are used for serging through a serging device, in the embodiment of the utility model, a fixed fastening fastener and two sliding fastening fasteners are arranged at the occlusion joint of two adjacent photovoltaic tiles;

s3, circuit connection, the photovoltaic tile circuit is connected with the joint through a connecting wire, the embodiment of the utility model provides an embodiment uses MC4 to connect, wherein the connected mode is series-parallel mixed connection.

In the embodiment, the photovoltaic tile is connected by the vertical double-locking buckle, and the photovoltaic tile does not have any penetrating connection, so that the damage to the photovoltaic tile in the installation process by connecting modes such as bolts and rivets is completely eliminated; the vertical double-serging system is serging at 360 degrees, the waterproof performance is more reliable, and even if rainwater overflows the vertical ribs, the photovoltaic tile can still ensure that the rainwater cannot overflow the vertical ribs and seep indoors in a meeting process of heavy rain; in the embodiment, a fixing mode of combining a fixed fastening fastener and a sliding fastening fastener is adopted, and displacement generated by thermal expansion and cold contraction of the roof panel is distributed to each sliding fastener, so that huge temperature stress of the photovoltaic tile is released through proper displacement in the using process, and the photovoltaic tile is prevented from being extruded or stretched and deformed due to the temperature stress; the photovoltaic tile not only can be suitable for a roof or a ridge with a gentle slope, but also can be suitable for a more complex three-dimensional building shape by improving the shape of the photovoltaic tile.

In the description of the present invention, it should be noted that the indicative orientations or positional relationships such as the terms "upper", "lower", "inner", "outer", and the like are orientations or positional relationships based on the drawings, and are only for the purpose of simplifying the description of the present invention, and the indicating device must have a specific orientation, be constructed and operated in a specific manner, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Finally, the following needs to be explained: the above embodiments are merely specific implementation methods of the present invention for illustrating the technical solutions of the present invention, but not limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: modifications or easily conceivable variations of the technical solutions described in the preceding embodiments, or equivalents of some technical features thereof, may occur to those skilled in the art within the technical scope of the present disclosure; the modifications and changes do not depart from the spirit and scope of the embodiments of the present invention, and shall be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a photovoltaic tile with standing-seam crimping structure which characterized in that: photovoltaic tile include power generation module and connection fastener, power generation module and connection fastener have the metal bottom plate of connecting an organic whole and the rete of nai time, connect the fastener and include: first connecting fastener and second connecting fastener, first connecting fastener and second connecting fastener are located the horizontal left and right sides of power generation module respectively, resistant time rete covers on metal bottom plate upper surface and first connecting fastener and second connecting fastener's arris edge.

2. A photovoltaic tile having a standing-seam construction in accordance with claim 1, wherein: the first connecting fastener comprises a first vertical rib, a first fastening edge and a second fastening edge; first upright rib is by metal bottom plate bending type one-tenth that makes progress, the contained angle that first upright rib and power module formed is 90 ~ 120, first knot limit is by the outside lateral buckling type one-tenth of first upright rib, and just first knot limit is parallel with power module, and the second is detained the limit and is buckled the formation by first knot limit bending type one-tenth downwards, and the second is detained the limit and is formed the contained angle and be 90 between the first knot limit, the fastener is connected to the second includes: the second stands rib and third knot limit, the second stands the rib and upwards buckles the formation by metal bottom plate, the second stands to form the contained angle between rib and the power generation module and is 90, the third is detained the limit and is found the rib inwards to buckle the formation by the second, and the third is detained the limit and is parallel with the bottom plate.

3. A photovoltaic tile having a standing-seam construction in accordance with claim 2, wherein: the first buckle side width is greater than the third buckle side width and is greater than the second buckle side width, the height that first found rib and second found the rib is 20 ~ 40mm, the height that first found the rib is greater than the second and stands the rib height.

4. A photovoltaic tile having a standing-seam construction in accordance with claim 1, wherein: the power generation module is provided with a photovoltaic cell group layer positioned between a metal bottom plate and a weather-resistant film layer, an impact-resistant layer is arranged between the photovoltaic cell group layer and the weather-resistant film layer, an insulating layer is arranged between the photovoltaic cell group layer and the metal bottom plate, bonding layers are arranged among the metal bottom plate, the insulating layer, the photovoltaic cell group layer, the impact-resistant layer and the weather-resistant film layer, the impact-resistant layer, the insulating layer and the bonding layers are all made of high polymer materials; the lower surface of the metal bottom plate is provided with a junction box and a connecting wire, and the positive electrode and the negative electrode of the photovoltaic cell group layer are led out from the junction box and the connecting wire through holes in the metal bottom plate and the insulating layer.

5. A photovoltaic tile having a standing-seam construction in accordance with claim 1, wherein: the photovoltaic tile is rectangular, trapezoidal, fan-shaped, triangular or circular in shape; the surface of the photovoltaic tile is a plane or a curved surface.

6. The photovoltaic tile with standing-seam crimping structure of claim 1, wherein a fastening fastener is disposed between the first connecting fastener and the second connecting fastener and is fixed on the roof or the ridge, and the fastening fastener comprises: the base of the fixed fastening fastener and the base of the sliding fastening fastener are fixed on a roof or a ridge, and the buckling parts of the fixed fastening fastener and the sliding fastening fastener are arranged in the connecting gap of the first connecting fastener and the second connecting fastener and are buckled with the first connecting fastener and the second connecting fastener.

7. A photovoltaic tile having a standing-seam construction as claimed in claim 6 wherein: the first connecting fastener, the second connecting fastener and the fastening fastener are used for serging through a serging device, and a fixed fastening fastener and at least one sliding fastening fastener are arranged at the occlusion joint of two adjacent photovoltaic tiles.

8. A photovoltaic tile having a standing-seam construction as claimed in claim 6 wherein: a water blocking isolation layer is arranged in a longitudinal lap joint gap of the two photovoltaic tiles, the lap joint length range is 50-300 mm, and purlins or supporting beams are further arranged below lap joint positions.