CN213661517U - Photovoltaic module installation mechanism, photovoltaic module and system thereof - Google Patents

Abstract

The utility model relates to a photovoltaic assembly mounting mechanism, a photovoltaic assembly and a system thereof, wherein, the photovoltaic assembly mounting mechanism comprises a frame for fixing a laminating piece, a bracket matched with the frame, and a fixing mechanism for fixing the frame and the bracket; the frame comprises a long frame and a short frame which are arranged adjacently, the end parts of the long frame and the short frame are in chamfer butt joint and fixed, the long frame and the short frame are both provided with a laminating frame and a supporting frame below the laminating frame, the long frame comprises a protrusion which is arranged at the bottom of the supporting frame and extends downwards, the support is provided with a connecting frame which forms a sliding groove matched with the protrusion, and an installation frame which is arranged below the connecting frame and is used for being matched with a building; the fixing mechanism comprises a fixing plate arranged at the end part of the adjacent connecting frame and a fixing structure which protrudes into the sliding groove from the end surface of the fixing plate in the length direction of the frame and is in butt joint with the protrusion. Through installation mechanism, long frame, support and fixed establishment mutually support for photovoltaic system overall structure is more firm.

Description

Photovoltaic module installation mechanism, photovoltaic module and system thereof

Technical Field

The utility model relates to a photovoltaic power generation technical field especially relates to a photovoltaic module installation mechanism, photovoltaic module and system thereof.

Background

Building Integrated Photovoltaic (BIPV) is a technology for integrating solar power (Photovoltaic) products into buildings. The photovoltaic module product is most commonly combined with a building roof, and under a general condition, a support is fixedly arranged on the building roof, and the photovoltaic module is fixed on the support. But can lay various steel tiles on some building roofs, various steel tiles generally are the ripple shape, if utilize the fixed photovoltaic module of conventional support to increase the degree of difficulty of installation on various steel tile roof, especially to the photovoltaic module of full frame, are difficult to realize accurate butt joint installation, influence the steadiness in photovoltaic system later stage moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel photovoltaic module installation mechanism, photovoltaic module and system thereof solve above-mentioned problem.

In order to achieve the above object, the present invention provides the following technical solutions:

a photovoltaic assembly mounting mechanism comprises a frame for fixing a laminating piece, a support matched with the frame, and a fixing mechanism for fixing the frame and the support; the frame comprises a long frame and a short frame which are adjacently arranged, the end parts of the long frame and the short frame are in chamfer butt joint and fixed, the long frame and the short frame are respectively provided with a laminating frame for installing a laminating piece and a supporting frame below the laminating frame, the long frame comprises a protrusion which is arranged at the bottom of the supporting frame and extends downwards, the support is provided with a connecting frame which forms a sliding groove matched with the protrusion, and an installing frame which is arranged below the connecting frame and is used for being matched with a building; the fixing mechanism comprises a fixing plate and a fixing structure, wherein the fixing plate is arranged at the end part of the connecting frame, and the fixing structure faces the end face of the fixing plate, protrudes into the sliding groove in the length direction of the support and is in butt joint with the protrusion.

Furthermore, a first guide groove or a first guide part protruding downwards or sinking upwards is arranged at the bottom of the protrusion, and a second guide part or a second guide groove matched with the first guide groove or the first guide part is arranged on the inner wall surface of the sliding groove.

Further, the protrusion comprises a connecting plate extending downwards from the bottom of the supporting frame and guide plates extending towards two sides from the end of the connecting plate, and the first guide groove or the first guide part is arranged at the bottom of each guide plate; the connecting frame is including being located horizontal frame of installing frame top, certainly the munnion that horizontal frame both ends upwards extended, certainly the limiting plate that the munnion tip extended in opposite directions, the limiting plate is adjacent the connecting plate sets up, the spout is protruding type be formed in between horizontal frame, munnion, the limiting plate.

Furthermore, the transverse cross sections of the fixing plate and the connecting frame are consistent in size, and a first screw hole and a second screw hole which are matched with each other are respectively arranged at the positions, corresponding to the fixing plate, of the vertical frame.

Further, the shape of the fixing structure is the same as the shape of the protrusion; the end part of the fixing structure is provided with a chamfer which is butted with the protrusion, and the bottom of the fixing structure is provided with a third guide groove or a third guide part which is matched with the second guide part or the second guide groove.

Further, the mounting frame comprises a pair of mounting plates extending downwards and outwards obliquely from two ends of the transverse frame respectively, and a pair of mounting edges extending outwards from the end part of each mounting plate, and a mounting cavity matched with a building is formed between the transverse frame and the pair of mounting plates.

Furthermore, the adjacent inner wall surfaces of the mounting plate and the transverse frame are respectively provided with a groove in a concave manner, and the grooves respectively extend to the transverse frame along the extending direction of the pair of mounting plates.

Furthermore, the laminating frame is provided with an upper frame, a lower frame and a side frame which is connected with the same side edge of the upper frame and the lower frame; a fixing cavity with a lateral opening is formed among the upper frame, the lower frame and the side frames, and a glue overflow groove facing the fixing cavity is formed in the lower portion of the upper frame.

The utility model discloses still relate to a photovoltaic module, it includes lamination piece and foretell frame, the lamination piece edge-mounting is in the fixed intracavity that the lamination frame formed.

The utility model also relates to a photovoltaic system, which comprises the photovoltaic component and a color steel tile-shaped building roof matched and fixed with the bracket, wherein the photovoltaic component is arranged on the building roof at intervals in a matrix form in the length direction of the bracket; the building roof is provided with an upward convex installation part, the installation part is positioned below the installation frame and matched with the installation frame, and the fixing mechanism is positioned above the installation part.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a photovoltaic module installation mechanism for the photovoltaic module of full frame is direct to be fixed on the building through the support, realizes accurate butt joint between long frame and the support, combines fixed establishment to do further fixed and support to frame and support on support length direction, makes photovoltaic array overall structure more firm.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the photovoltaic module mounting mechanism of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of the frame in the embodiment of fig. 1.

Fig. 3 is a cross-sectional structural diagram of the bracket in the embodiment of fig. 1.

Fig. 4 is a schematic view of another angle in the embodiment of fig. 2.

Fig. 5 is a schematic structural diagram of the photovoltaic system of the present invention.

Fig. 6 is a schematic view of a partial structure of a roof of the building in the photovoltaic system of fig. 5.

Wherein, 10-frame, 101-long frame, 102-short frame, 11-laminated frame, 111-upper frame, 112-lower frame, 113-side frame, 12-fixed cavity, 121-glue overflow groove, 13-supporting frame, 131-supporting cavity, 14-protrusion, 141-connecting plate, 142-guiding plate, 15-first guiding groove or first guiding part, 20-photovoltaic component, 21-laminated piece, 30-bracket, 31-connecting frame, 311-transverse frame, 312-vertical frame, 313-limiting plate, 314-second guiding part or second guiding groove, 315-first screw hole, 32-sliding groove, 33-mounting frame, 321-mounting plate, 322-mounting edge, 333-mounting hole, 34-mounting cavity, 341-groove, 40-fixing mechanism, 41-fixing plate, 411-second screw hole, 42-fixing structure, 421-third guide groove or third guide part, 50-building roof, 51-installation part, 511-top wall, 512-side wall and 513-bottom wall.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only used for convenience of simplifying the description of the present invention, and do not indicate or imply that the indicated devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the scope of the present invention. Specifically, in the present invention, the direction toward the ground is downward, and the opposite direction is upward.

In the various drawings of the present invention, certain dimensions of structures or portions may be exaggerated relative to other structural portions for ease of illustration and, thus, are provided only to illustrate the basic structure of the subject matter of the present invention.

As shown in fig. 1 to 4, the utility model provides a photovoltaic module installation mechanism is suitable for building photovoltaic integration for fix the photovoltaic module of full frame on the building.

The mounting mechanism of the utility model comprises a frame 10 for fixing a laminating piece 21, a bracket 30 matched with the frame 10 and a fixing mechanism 40 for fixing the frame 10 and the bracket 30; the frame 10 includes a long frame 101 and a short frame 102 which are adjacently arranged, the ends of the long frame 101 and the short frame 102 are fixed in a chamfer butt joint manner, the long frame 101 and the bracket 30 are mutually matched, the longest position of the long frame 101 does not exceed the end of the bracket 30, and preferably, the longest position of the long frame 101 is flush with the end of the bracket 30. Through the installation mechanism, the long frame 101 and the support 30 can be installed quickly and accurately, and the fixing mechanism 40 fixes the frame 10 and the support 30 for the second time, so that the overall structure of the photovoltaic system is more stable.

Preferably, the end portions of the adjacent long frames 101 and the adjacent short frames 102 are chamfered at 45 degrees, so that the end portions of the long frames 101 and the short frames 102 are consistent in shape, and when the long frames 101 and the short frames 102 are butted, the stress condition between the long frames 101 and the short frames 102 can be balanced, and the overall structure of the frame 10 is relatively stable.

Further, the long frame 101 and the short frame 102 are provided with a laminating frame 11 for installing the laminating piece 21, and a supporting frame 13 below the laminating frame 11, the long frame 101 comprises a protrusion 14 which is arranged at the bottom of the supporting frame 13 and extends downwards, the bracket 30 is provided with a connecting frame 31 which forms a sliding groove 32 matched with the protrusion 14, and an installing frame 33 which is arranged below the connecting frame 31 and is used for being matched with a building; fixing mechanism 40 includes adjacent the fixed plate 41 that the connection frame 31 tip set up, certainly fixed plate 41 terminal surface orientation the support 30 length direction is gone up the protruding and is stretched into in the spout 32 and with the fixed knot who connects 14 butt joint constructs 42, through the fixed mode that protruding 14 and spout 32 mutually supported between long frame 101 and the support 30, simplified the installation procedure, in the length direction of support 30, fixing mechanism 40 carries out the secondary to support 30, effectively supports short frame 102 simultaneously, strengthens the holistic steadiness of photovoltaic system.

Specifically, the laminated frame 11 has an upper frame 111, a lower frame 112, and a side frame 113 connecting the same side edges of the upper frame 111 and the lower frame 112; the upper frame 111, the lower frame 112 and the side frame 113 form a fixing cavity 12 with a lateral opening therebetween, that is, the lamination 21 is embedded in the fixing cavity 12, and the fixing cavity 12 is opened toward the extending direction of the lamination 21.

The length of the lower frame 112 is greater than that of the upper frame 111, so that when the lamination frame 11 and the lamination member 21 are matched, the lower frame 112 supports the lamination member 21, and the structural stability of the photovoltaic module is further enhanced.

In general, in order to improve the stability and the sealing performance between the lamination member 21 and the frame 10, the position where the edge of the lamination member 21 is embedded inside the fixing cavity 12 is coated with adhesive, and when the lamination member 21 and the lamination frame 11 are fitted, the adhesive may overflow out of the lamination frame 11 or onto the lamination member 21, which may affect the overall appearance of the photovoltaic module, on the one hand, and the output power of the photovoltaic module due to the contamination of the light receiving surface of the lamination member 21. Therefore, the lower part of the upper frame is provided with an overflow groove facing the fixed cavity, when the laminating piece 21 is matched with the laminating frame 11, the redundant sealant overflows into the overflow groove 121, and the overall appearance and power output of the photovoltaic module are ensured; meanwhile, the adhesive in the adhesive overflow groove 121 can effectively strengthen the fixation of the lamination frame 11. The adhesive is preferably a structural adhesive with strong adhesiveness and weather resistance so as to ensure the weather resistance of the adhesive.

The supporting frame 13 is positioned below the laminating frame 10, the supporting frame 13 is provided with a supporting cavity 131 capable of accommodating an angle code, the supporting cavities 131 of the adjacent long frame 101 and the short frame 102 are communicated, and the long frame 101 and the short frame 102 are fixed together by fixing the angle code on the inner wall surfaces of the supporting cavities of the two.

As a preferred embodiment of the present invention, the protrusion 14 is disposed below the supporting frame 13 for cooperating with the sliding slot 32 of the bracket 30, specifically, the protrusion 14 includes a connecting plate 141 extending downward from the bottom of the supporting frame 13, and guide plates 142 extending from the ends of the connecting plate 141 to both sides, respectively, and the protrusion 14 is integrally in a convex shape to cooperate with the sliding slot 32.

In this embodiment, the bottom of the protrusion 14 is provided with a first guide groove or a first guide portion 15 protruding downward or recessed upward, so that the matching between the long frame 101 and the bracket 30 can be simplified, and accurate docking can be realized, and specifically, the first guide groove or the first guide portion 15 is provided at the bottom of the guide plate 142.

The bracket 30 is used to fix the photovoltaic module to a building, so that the connecting frame 31 of the bracket 30 is fixed to the long frame 101, and the lower mounting frame 33 is fixed to the building.

As a preferred embodiment of the present invention, the connecting frame 31 includes a horizontal frame 311 located above the mounting frame 33, a vertical frame 312 extending upwards from two ends of the horizontal frame 311, and a limiting plate 313 extending opposite to the end of the vertical frame 312, the limiting plate 313 is adjacent to the connecting plate 141, the sliding groove 32 is formed in a convex shape between the horizontal frame 311, the vertical frame 312 and the limiting plate 313, and the protrusion 14 is engaged with the sliding groove 32, and the protrusion 14 is nested with each other, so that the stability of the support 30 and the long frame 101 is stronger when the support is engaged with each other.

Preferably, the mullion 312 is provided with a first screw hole 315 matched with the fixing plate 41 for fixing the fixing mechanism 40 and the bracket 30 to each other.

Further, a second guiding portion or a second guiding groove 314 is disposed on an inner wall surface of the sliding groove 32 and is matched with the first guiding groove or the first guiding portion 15, so as to facilitate the matching between the bracket 30 and the long frame 101. Specifically, the second guide portion or the second guide groove 314 is provided on an inner wall surface of the lateral frame 311.

It can be understood that when the guide plate 142 is provided with the first guide portion 15, the inner wall surface of the transverse frame 311 is provided with the second guide groove 314, and when the guide plate 142 is provided with the first guide groove 15, the inner wall surface of the transverse frame 311 is provided with the second guide portion.

Preferably, the arc surfaces of the first or second guide grooves 15, 314 are arc-shaped, so that the frame 10 and the bracket 30 can slide smoothly in cooperation.

In this embodiment, the bracket 30 in the photovoltaic module installation mechanism is suitable for a building integrated photovoltaic roof, the building mainly refers to a building roof 50, and the preferred embodiment is made of a color steel tile-shaped roof, of course, as long as the building roof 50 has the convex installation portion 51, both the brackets 30 can be suitable for the present invention. The mounting frame 33 is shaped to match an upwardly protruding mounting portion 51 of the building roof 50, and the mounting portion 51 is embedded in the mounting cavity 34, so that the photovoltaic module and the building roof 50 are integrated.

As a preferred embodiment of the present invention, the mounting frame 33 includes a pair of mounting plates 331 extending obliquely downward and outward from both ends of the horizontal frame 311, a pair of mounting edges 332 extending outward from an end of each of the mounting plates 331, and the mounting cavity 34 is formed between the horizontal frame 311 and the pair of mounting plates 331; the installation cavity 34 is used for accommodating the installation part 51, and the photovoltaic module and the building are integrated into a whole, so that the building integrated photovoltaic roof is more attractive integrally.

Preferably, each of the mounting edges 332 is provided with a mounting hole, when the mounting frame 33 is engaged with the mounting portion 51, the mounting edge 332 is erected under the mounting portion 51, correspondingly, the mounting hole is also provided at a corresponding position of the mounting portion 51, and the fixing of the mounting frame 33 and the mounting portion 51 is further enhanced by using a bolt.

Furthermore, grooves 341 are respectively recessed in the inner wall surfaces of the pair of mounting plates 331 adjacent to the transverse frame 311, and the grooves 341 are used for filling adhesive glue to further enhance the fixation of the mounting frame 33 to the mounting portion 51.

Further, the grooves 341 extend to the transverse frame 311 along the extending direction of the mounting plate 331, and preferably, the grooves 341 are sized to cover the upper portions of the transverse frame 311 and the mounting plate 331, that is, the grooves 341 are sized to cover the upper portions of the mounting portions 51, so as to increase the area of the adhesive bonding between the mounting frame 33 and the mounting portions 51, thereby enhancing the stability of the connection between the mounting frame 33 and the mounting portions 51.

It is understood that the shape of the mounting frame 33 is designed according to the shape of the building roof 50, including but not limited to trapezoid, triangle, rectangle, semicircle, etc., as long as the matching of the mounting frame 33 and the building roof 50 can also achieve the purpose of direct fitting and fixing with the building.

As a preferred embodiment of the present invention, the fixing mechanism 40 further fixes the long frame 101 and the bracket 30 from the ends thereof. Specifically, the fixing plate 41 is disposed parallel to the short frame 102, the fixing plate 41 is adjacent to the connection frame 31 and has a size corresponding to the transverse cross-section of the connection frame 31, a second screw hole 411 is disposed at a position on the fixing plate 41 corresponding to the first screw hole 315, the fixing plate 41 and the connection frame 31 are fixed by bolts, the position of the long frame 101 relative to the support 30 is limited in the length direction of the support 30, and the stability of the overall structure of the mounting mechanism is further increased.

Further, the shape of the fixing structure 41 is the same as the shape of the protrusion 14, so as to be matched with the sliding slot 32, moreover, the end of the fixing structure 41 is a chamfered arrangement abutting against the protrusion 14, when the fixing structure 41 protrudes into the sliding slot 14 to abut against the protrusion 14, the fixing structure 41 is located below the supporting frame 13 of the short frame 102, so as to compensate the part of the short frame 102 at the chamfered position to be matched with the sliding slot 14, and in addition, the fixing structure 41 plays a role of supporting the supporting frame 13 of the short frame 102.

Further, the bottom of the fixing structure 41 is provided with a third guiding groove or a third guiding portion 421 matching with the second guiding portion or the second guiding groove 314, and when the fixing structure 41 is abutted with the protrusion 14, the third guiding groove or the third guiding portion 421 is adjacent to the first guiding groove or the first guiding portion.

The matching mode of the long frame 101 and the bracket 30 is as follows: the long frame 101 is engaged from the side of the bracket 30, the protrusion 312 is inserted into the sliding groove 14 and slides along the length direction of the bracket 30 until the end is aligned, the fixing structure protrudes into the sliding groove 32 and abuts against the protrusion 14, the fixing plate 41 is adjacent to the end of the long frame 101 and the bracket 30, and the fixing plate 41 is fixed on the bracket 30 by the engagement between the bolt and the first screw hole 315 and the second screw hole 411.

As shown in fig. 5, the present invention further relates to a photovoltaic module 2, which comprises a laminated member 21 and a frame 10, wherein the laminated member 21 is installed at the edge in the fixing cavity 12 of the frame 10 to ensure the mechanical strength and weather resistance of the photovoltaic module 2. The utility model discloses in, long frame 101 and short frame 102 are installed relatively around the lamination piece, increase photovoltaic module 2's stability.

Specifically, the laminated member 21 is formed by sequentially laminating the photovoltaic cell sheets with glass, adhesive film, etc. at a high temperature, and therefore, the structure of the laminated member 21 sequentially comprises, from top to bottom: the photovoltaic glass comprises photovoltaic glass, an upper adhesive film, a photovoltaic cell piece, a lower adhesive film and an isolation layer, wherein when the laminating piece is fixed in the fixed cavity 12, the photovoltaic glass is adjacent to the upper edge frame 111 of the laminating frame 11, the isolation layer is adjacent to the lower edge frame 112, and the edge of the laminating piece 21 is adjacent to the side edge frame 113.

As shown in fig. 5 and fig. 6, the present invention further relates to a photovoltaic system, which includes the above-mentioned photovoltaic module 20, and a color steel tile-shaped building roof 50 fixed in cooperation with the bracket 30, wherein the photovoltaic modules 20 are arranged on the building roof 50 at intervals in a matrix shape in the length direction of the bracket 30; the building roof 50 is provided with an installation part 51 protruding upwards, the installation part 51 is positioned below the installation frame 33 and matched with the installation frame 33, the fixing mechanism 40 is positioned above the installation part 51, and the photovoltaic module 20 and the building roof 50 are integrated through the installation mechanism.

The installation part 51 is embedded in the installation cavity 34 formed by the installation frame 33, and the photovoltaic module 20 is fixed on the building roof 50 by the cooperation between the installation frame 33 and the installation part 51.

Specifically, the mounting portion 51 has a top wall 511 facing the mounting cavity 34 and a pair of side walls 512 on both sides of the mounting portion 51, and the top wall 511 and the pair of side walls 512 form the mounting portion 51 with a downward opening; the mounting locations 51 are spaced apart on the building roof 50, with a bottom wall 513 between the two mounting locations 51.

When the mounting frame 33 is engaged with the mounting portion 51, the pair of side walls 512 are respectively located below the mounting plates 331, and the top wall 511 is located below the lateral frame 311; meanwhile, the mounting edge 332 is erected on the bottom wall 513 of the building roof 50, the same mounting hole is arranged at the corresponding position of the bottom wall 513, and the fixing of the mounting frame 33 and the mounting part 51 is further enhanced by using the bolt mounting hole.

In order to satisfy the demand of photovoltaic system output end electric current or voltage size, will be a plurality of photovoltaic module 2 is fixed through establishing ties or parallelly connected back matrix on the building roofing 50, adopt the utility model discloses a photovoltaic module installation mechanism for when photovoltaic module 20 utilizes support 30 to fix on building roofing 50, photovoltaic module 20 is higher than building roofing 50 does benefit to photovoltaic module 20's heat dissipation and ventilation.

Preferably, in the extending direction of the support 30, the interval between the photovoltaic modules 20 is 100-150mm, so that a gap exists between the photovoltaic modules 20, natural wind conveniently passes through the gap along the channel between the building roof 50 and the photovoltaic modules 20, a good ventilation effect can be formed, and the heat dissipation effect of the modules is improved.

In summary, the photovoltaic module 20 with a full frame is directly fixed on the building roof 50 through the mounting mechanism, and the long frame 101 and the support 30 are fixed in a manner that the protrusion 14 and the sliding groove 32 are matched, so that the mounting process between the long frame 101 and the support 30 is simplified; and the fixing mechanism 40 limits the relative displacement of the long frame 101 in the length direction of the bracket 30, and the chamfering position of the short frame 102 is compensated and supported, so that the overall structure of the photovoltaic system is more stable.

It should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The above detailed description of a series of embodiments is only for the purpose of illustration, and is not intended to limit the scope of the invention, which is intended to include all equivalent embodiments or modifications that do not depart from the spirit of the invention.

Claims (10)

1. The utility model provides a photovoltaic module installation mechanism which characterized in that: the frame is used for fixing a laminating piece, the bracket is matched with the frame, and a fixing mechanism is used for fixing the frame and the bracket; the frame comprises a long frame and a short frame which are adjacently arranged, the end parts of the long frame and the short frame are in chamfer butt joint and fixed, the long frame and the short frame are respectively provided with a laminating frame for installing a laminating piece and a supporting frame below the laminating frame, the long frame comprises a protrusion which is arranged at the bottom of the supporting frame and extends downwards, the support is provided with a connecting frame which forms a sliding groove matched with the protrusion, and an installing frame which is arranged below the connecting frame and is used for being matched with a building; the fixing mechanism comprises a fixing plate and a fixing structure, wherein the fixing plate is arranged at the end part of the connecting frame, and the fixing structure faces the end face of the fixing plate, protrudes into the sliding groove in the length direction of the support and is in butt joint with the protrusion.

2. The photovoltaic module mounting mechanism of claim 1, wherein: the bottom of the protrusion is provided with a first guide groove or a first guide part which protrudes downwards or is sunken upwards, and the inner wall surface of the sliding chute is provided with a second guide part or a second guide groove which is matched with the first guide groove or the first guide part.

3. The photovoltaic module mounting mechanism of claim 2, wherein: the protrusion comprises a connecting plate extending downwards from the bottom of the supporting frame and guide plates extending towards two sides from the end part of the connecting plate respectively, and the first guide groove or the first guide part is arranged at the bottom of each guide plate; the connecting frame is including being located horizontal frame of installing frame top, certainly the munnion that horizontal frame both ends upwards extended, certainly the limiting plate that the munnion tip extended in opposite directions, the limiting plate is adjacent the connecting plate sets up, the spout is protruding type be formed in between horizontal frame, munnion, the limiting plate.

4. The photovoltaic module mounting mechanism of claim 3, wherein: the longest position of the long frame is not more than the end part of the support, the fixed plate is arranged in parallel with the short frame, the transverse cross section of the fixed plate is consistent with that of the connecting frame, and the vertical frame and the position corresponding to the fixed plate are respectively provided with a first screw hole and a second screw hole which are matched with each other.

5. The photovoltaic module mounting mechanism of claim 4, wherein: the shape of the fixing structure is the same as that of the protrusion; the end part of the fixing structure is provided with a chamfer which is butted with the protrusion, and the bottom of the fixing structure is provided with a third guide groove or a third guide part which is matched with the second guide part or the second guide groove.

6. The photovoltaic module mounting mechanism as claimed in any one of claims 3 to 5, wherein: the installing frame includes certainly horizontal frame both ends respectively down and the oblique a pair of mounting panel that extends of leaning out, from each the tip of mounting panel is a pair of installation limit of outwards extending, horizontal frame is with a pair of form between the mounting panel with building complex installation cavity.

7. The photovoltaic module mounting mechanism of claim 6, wherein: the mounting plate and the adjacent internal face department of horizontal frame are equipped with the recess in the recess respectively, the recess extends to respectively along a pair of mounting plate extending direction horizontal frame.

8. The photovoltaic module mounting mechanism of claim 7, wherein: the laminating frame is provided with an upper frame, a lower frame and a side frame which is connected with the same side edge of the upper frame and the lower frame; a fixing cavity with a lateral opening is formed among the upper frame, the lower frame and the side frames, and a glue overflow groove facing the fixing cavity is formed in the lower portion of the upper frame.

9. A photovoltaic module, characterized by: comprising a laminate and a photovoltaic module mounting mechanism as claimed in claim 8, the laminate edge being mounted within a fixing cavity formed by the lamination frame.

10. A photovoltaic system, characterized by: the building roof comprises the photovoltaic module as claimed in claim 9 and color steel tile-shaped building roofs matched and fixed with the brackets, wherein the photovoltaic modules are arranged on the building roofs at intervals in a matrix manner in the length direction of the brackets; the building roof is provided with an upward convex installation part, the installation part is positioned below the installation frame and matched with the installation frame, and the fixing mechanism is positioned above the installation part.

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