CN219780036U

CN219780036U - Photovoltaic module mounting structure

Info

Publication number: CN219780036U
Application number: CN202321282062.7U
Authority: CN
Inventors: 寇繁荣; 余永林; 冯春暖; 吕俊; 武谦
Original assignee: Longi Green Energy Technology Co Ltd
Current assignee: Longi Green Energy Technology Co Ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-09-29
Anticipated expiration: 2033-05-24

Abstract

The utility model provides a photovoltaic module mounting structure, which comprises: a photovoltaic module; the first support piece comprises a groove arranged along the length direction of the first support piece, and an opening of the groove is positioned on one side face of the first support piece; the second support piece comprises a support part and a connecting part, and the two connecting parts are oppositely arranged along the first direction of the support part; a plurality of second supporting pieces are arranged at intervals in the length direction of the first supporting piece, the supporting parts are arranged above the openings of the grooves, and the connecting parts are in butt joint with the first supporting pieces; two adjacent photovoltaic modules are abutted above the supporting part and are arranged at intervals along the width direction of the first supporting piece; and the fastening assembly is used for fastening and connecting the photovoltaic assembly, the first supporting piece and the second supporting piece into a whole. The embodiment of the utility model can reduce the material and the installation cost. Meanwhile, the installation is simpler, more convenient and flexible, the fastening can be completed at high altitude after the ground is preassembled, and the installation efficiency is improved.

Description

Photovoltaic module mounting structure

Technical Field

The utility model relates to the field of photovoltaic module installation, in particular to a photovoltaic module installation structure.

Background

Photovoltaic modules are commonly called solar panels and are usually installed and arranged on various outdoor places such as building roofs, desert gobi, water surfaces and the like.

When the photovoltaic module is used as a roof of a sunlight room, installation and connection of the photovoltaic module, purlines, a water tank and other components are usually completed at high altitude by an installer. In the installation structure, the purlines and the water tank are long members, and hoisting is needed. Generally, after lifting purlines and a water tank to a high altitude by adopting lifting equipment, workers use fasteners to fasten and connect all parts.

Therefore, in the current traditional photovoltaic module mounting structure, the mounting process is complicated, the mounting cost is high, and the efficiency is low.

Disclosure of Invention

The utility model provides a photovoltaic module mounting structure, which aims to solve the problems of complicated mounting procedures, high mounting cost and low efficiency of the existing photovoltaic module mounting structure.

In order to solve the above problems, the present utility model is achieved as follows:

the embodiment of the utility model provides a photovoltaic module mounting structure, which comprises the following components:

a photovoltaic module;

a first support including a groove provided along a length direction thereof, an opening of the groove being located at one side of the first support;

the second support piece comprises a support part and a connecting part, and the two connecting parts are oppositely arranged along the first direction of the support part; a plurality of second supporting pieces are arranged at intervals in the length direction of the first supporting piece, the supporting parts are arranged above the openings of the grooves, and the connecting parts are in abutting connection with the first supporting pieces; two adjacent photovoltaic modules are abutted above the supporting part and are arranged at intervals along the width direction of the first supporting piece;

the fastening assembly is used for fastening and connecting the photovoltaic assembly, the first supporting piece and the second supporting piece into a whole.

Optionally, two spacing protrusions are disposed on the surface of the supporting portion at intervals, and each frame of the photovoltaic module is abutted to one spacing protrusion.

Optionally, the connecting portion includes:

the first transition part is vertically connected with the supporting part, a containing groove is formed between the first transition part and the adjacent limiting protrusion, and the frame of the photovoltaic module is embedded in the containing groove;

the lap joint part is vertically connected with the first transition part;

the supporting part is embedded in the opening of the groove, and the lap joint part is abutted with the first supporting piece.

Optionally, the connecting portion includes:

a second transition portion extending flush with the support portion and outwardly;

the clamping part is vertically connected with the second transition part and extends towards one side deviating from the limiting protrusion, and the clamping part, the second transition part and the supporting part form a U-shaped clamping groove;

the first supporting piece is embedded in the clamping groove.

Optionally, a distance between the outer side walls of the two clamping parts is equal to an opening width of the groove; or, the distance between the inner side walls of the two clamping parts is equal to the width of the first supporting piece.

Optionally, the fastening assembly includes:

a pressing block, wherein a first through hole is formed in the pressing block, and a second through hole is formed in the side surface, adjacent to the opening of the groove, of the first supporting piece;

the threaded fastener penetrates through the first through hole and the second through hole, and the photovoltaic module, the first supporting piece and the second supporting piece are fastened and connected into a whole through the pressing block.

Optionally, two connecting parts are arranged at intervals in a second direction of the supporting part, and the second direction is perpendicular to the first direction;

the press block is located between two of the connection portions spaced apart in the second direction.

Optionally, the photovoltaic module comprises a long frame;

the long frame comprises a first web plate and a first lower flange connected to the lower part of the first web plate, and the thickness of the lower flange is gradually reduced from the near to the far along the direction perpendicular to the first web plate to form a first inclined plane;

the pressing block comprises a first pressing part and a second pressing part which are perpendicular to each other, the first through hole is formed in the first pressing part, and the end part of the second pressing part is inclined to form a second inclined plane;

the first inclined plane and the second inclined plane are mutually abutted.

Optionally, the photovoltaic module comprises a short frame, and the photovoltaic module mounting structure further comprises a U-shaped drainage groove;

the U-shaped drainage grooves are arranged between the short side frames of the adjacent two photovoltaic modules, and penetrate through the upper portions of the first supporting pieces.

Optionally, the short frame comprises a second web, a second upper flange connected to the upper part of the second web, a second lower flange connected to the lower part of the second web,

the second upper flange and the second lower flange extend from one side of the second web plate to protrude to form a caulking groove, and the side wall of the U-shaped drainage groove is embedded in the caulking groove.

In the embodiment of the utility model, the photovoltaic module mounting structure comprises a first supporting piece and a second supporting piece, wherein the first supporting piece is used for supporting the photovoltaic module, the first supporting piece comprises a groove arranged along the length direction of the first supporting piece, and an opening of the groove is positioned on one side face of the first supporting piece. The second support piece comprises a support part and a connecting part, and the two connecting parts are oppositely arranged along the first direction of the support part. When the photovoltaic module is installed, a plurality of second supporting pieces are arranged at intervals along the length direction of the first supporting piece, each second supporting piece is located above the groove opening of the first supporting piece, the connecting portions on two sides of each second supporting piece are abutted with the first supporting piece, and two adjacent photovoltaic modules are arranged above the supporting portions at intervals along the width direction of the first supporting piece, so that the frame of the photovoltaic module is abutted with the supporting portions. The photovoltaic module, the first support and the second support may then be securely connected as one using the fastening assembly. In this kind of mounting structure, rainwater can converge to the slot of first support piece in the drainage outflow from the space between the adjacent second support piece, need not to set up drainage slot alone in this direction, can save this partial basin component, can reduce material and installation cost. Meanwhile, compared with the traditional water tank component, the adopted second support piece is smaller in size, is simpler, more convenient and flexible to install, can be fastened at high altitude after being preassembled on the ground, and is beneficial to improving the installation efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments of the present utility model will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic plan view of a roof of a solar house constructed by a photovoltaic module mounting structure according to an embodiment of the present utility model;

FIG. 2 shows a schematic cross-sectional view of a first support member according to an embodiment of the present utility model;

FIG. 3 shows a schematic structural view of a second support member according to an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of the attachment of the first support member at the location A-A of FIG. 3 in accordance with an embodiment of the utility model;

FIG. 5 is a schematic cross-sectional view of the mounting connection of the first support member at the location B-B of FIG. 3 in accordance with an embodiment of the utility model;

FIG. 6 shows a schematic cross-sectional view of yet another second support member of an embodiment of the present utility model;

FIG. 7 shows a schematic cross-sectional view of another second support member according to an embodiment of the present utility model;

FIG. 8 illustrates a schematic installation of the second support member with the first support member illustrated in FIG. 6 in accordance with an embodiment of the present utility model;

FIG. 9 illustrates a schematic installation of the second support member with the first support member illustrated in FIG. 7 in accordance with an embodiment of the present utility model;

FIG. 10 is a schematic cross-sectional view of a long frame according to an embodiment of the present utility model;

FIG. 11 is a schematic view showing the installation of a short frame and a drain tank according to an embodiment of the present utility model;

fig. 12 shows a schematic cross-sectional view of a short frame of an embodiment of the utility model.

Reference numerals illustrate:

the photovoltaic module comprises a photovoltaic module body 10, a first support piece 20, a second support piece 21, a fastening module 22, a long frame 101, a short frame 102, a groove 201, a support part 211, a connecting part 212, an opening 201a, a first transition part 212a, a lap joint part 212b, a second transition part 212c, a clamping part 212d, a containing groove 213, a clamping groove 214, a pressing block 221, a threaded fastener 222, a first web plate 1011, a first upper flange 1012, a first lower flange 1013, a first inclined plane 1014, a second web plate 1021, a second upper flange 1022, a second lower flange 1023, a caulking groove 1024, a limiting protrusion 2111, a first compression joint part 2211, a second compression joint part 2212 and a second inclined plane 2213.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present utility model. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a photovoltaic module mounting structure, including:

a photovoltaic module 10;

the first support 20, the first support 20 includes a groove 201 disposed along a length direction thereof, an opening 201a of the groove 201 being located at one side of the first support 20;

a second support 21, the second support 21 including a support portion 211 and a connection portion 212, the two connection portions 212 being disposed opposite to each other along a first direction X of the support portion 211; a plurality of second supporting pieces 21 are arranged at intervals along the length direction of the first supporting piece 20, a supporting part 211 is arranged above the opening 201a, and a connecting part 212 is abutted with the first supporting piece 20; adjacent two photovoltaic modules 10 are abutted above the supporting portion 211 and are arranged at intervals along the width direction of the first supporting piece 20;

the fastening assembly 22, the fastening assembly 22 fastens and connects the photovoltaic module 10, the first support 20 and the second support 21 as a whole.

Specifically, as shown in fig. 1, in order to schematically illustrate the planar arrangement of a roof of a sunlight room constructed by using the photovoltaic module mounting structure according to the embodiment of the present utility model, a first support 20 included in the photovoltaic module mounting structure according to the embodiment of the present utility model is disposed along the horizontal direction illustrated in fig. 1, and in the illustrated direction, that is, referred to as a purlin, and when the first support 20 is disposed vertically, it may also be referred to as a beam, and the mounting direction of the first support 20 on the roof is not limited in the embodiment of the present utility model. The first support 20 may be a metal profile, and fig. 2 also shows a schematic cross-section of such a first support 20, the first support 20 comprising a groove 201 arranged along its length, the opening 201a of the groove 201 being located on one side around the first support 20, the opening 201a being directed upwards when the first support 20 is mounted on a roof, i.e. the top surface.

Fig. 3 is a schematic structural diagram of a second support member 21 according to an embodiment of the present utility model, where the second support member 21 includes a support portion 211 and a connection portion 212, and the two connection portions 212 are disposed opposite to each other along a first direction M of the support portion 211. The first direction M may be designed to be smaller than the second direction N so that the two connection portions 212 are located at both sides of the second support 21 in the width direction. In connection with the illustration of fig. 1, a plurality of second supporting members 21 may be disposed at intervals along the X direction illustrated in fig. 1 and placed above the first supporting member 20, in which case the first direction M is parallel to Y and the second direction N is parallel to X.

Fig. 4 shows a schematic cross-section of the mounting connection of the portion A-A of fig. 3 to the first support 20, and fig. 5 shows a schematic cross-section of the mounting connection of the portion B-B of fig. 3 to the first support 20. When the second supporting member 21 is placed above the first supporting member 20, the supporting portion 211 is located above the opening 201a, and the connecting portion 212 abuts against the first supporting member 20, so as to be held by the first supporting member 20 from below. The two photovoltaic modules 10 are arranged at intervals along the width direction (i.e., the M direction illustrated in fig. 5) of the first supporting member 20, and the frames of the two photovoltaic modules 10 adjacent to each other from left to right are respectively abutted above the supporting portion 211. The photovoltaic module 10, the first support 20 and the second support 21 may then be fastened together using the fastening assembly 22 to prevent the loosening movement. It should be noted that, the fastening assembly 22 used in the embodiment of the present utility model is not limited to the illustrated screw or bolt fastening connection form, and may be a rivet or other metal fixture with high strength.

With reference to fig. 1 to 3, it is easy to understand that the second supporting members 21 in the embodiment of the present utility model are cover plate type shaped members with smaller structural dimensions, which are smaller than conventional elongated sink members, and can be pre-installed directly on the ground, and the plurality of second supporting members 21 are arranged at intervals along the length direction of the first supporting member 20 according to the fixing process requirements of the photovoltaic module 10. For example, when two second supports 21 are installed and arranged on the first support 20, the second supports 21 may be installed and arranged at positions approximately 1/4 of the distance from the end portions on the long sides of the photovoltaic module 10. When the number of the second supporting pieces 21 is greater, it may be uniformly distributed at intervals along the length direction of the first supporting piece 20. It is also easy to see that, in conjunction with the illustrations of fig. 4 and 5, rainwater on the roof can flow from the gaps between the frames of the left and right photovoltaic modules 10 into the lower groove 201 through the gaps between the plurality of second supporting members 21, and then flows to the drainage gutter portion of the roof along the groove 201 under the diversion effect of the groove 201.

In the embodiment of the utility model, when the photovoltaic module mounting structure is adopted for mounting, rainwater can flow from the gaps between the adjacent second support pieces 21 to the grooves 201 of the first support pieces 20 to drain and flow out, the grooves 201 can replace water trough members in the traditional mounting structure, and the water trough members are not required to be independently arranged in the direction, so that the water trough members can be omitted, and the material and the mounting cost can be reduced. Meanwhile, compared with the traditional water tank component, the adopted second supporting piece 21 is smaller in size, is simpler, more convenient and flexible to install, can achieve fastening at high altitude after ground preassembling, and is beneficial to improving installation efficiency.

Alternatively, referring to fig. 3 to 5, two limiting protrusions 2111 are provided on the surface of the supporting portion 211 at intervals, and the frame of each photovoltaic module 10 is abutted against one limiting protrusion 2111.

Specifically, as shown in fig. 3 to 5, two limiting protrusions 2111 are provided on the surface of the supporting portion 211, the two limiting protrusions 2111 are disposed at intervals along the M direction, and the frame of each photovoltaic module 10 is respectively abutted against one limiting protrusion 2111, so that the photovoltaic modules 10 can be installed and positioned, a gap is formed between two adjacent photovoltaic modules 10, and the two photovoltaic modules 10 are prevented from obstructing downward flow collection of rainwater immediately after each other.

Alternatively, referring to fig. 3 to 5, the connection part 212 includes:

the first transition part 212a, the first transition part 212a is vertically connected with the supporting part 211, a containing groove 213 is formed between the first transition part 212a and the adjacent limit protrusion 2111, and the frame of the photovoltaic module 10 is embedded in the containing groove 213;

a lap joint portion 212b, the lap joint portion 212b being vertically connected with the first transition portion 212 a;

the supporting portion 211 is embedded in the opening 201a, and the lap portion 212b abuts against the first supporting member 20.

Specifically, as illustrated in fig. 3-5, in one embodiment, the connection portion 212 may include a first transition portion 212a and a landing portion 212b connected thereto. The first transition portion 212a is vertically connected to the support portion 211, and the support portion 211 is provided with a limit protrusion 2111, the limit protrusion 2111 protruding from the surface of the support portion 211. The accommodating groove 213 is formed between the first transition portion 212a and the adjacent limiting protrusion 2111, and referring to fig. 4 and 5, it can be seen that the frame of the photovoltaic module 10 is embedded in the accommodating groove 213, so as to limit the photovoltaic module 10 from sliding left and right in the M direction. In addition, the first transition portion 212a extends in an outer direction away from the limit protrusion 2111 after being bent by 90 degrees to form a lap portion 212b. Referring to fig. 5, the support 211 is fitted into the opening 201a, the overlap 212b abuts against the first support 20, the first support 20 supports the second support 21 from below, and the second support 21 supports the photovoltaic module 10 from below. The structural design of the second support member 21 can restrict the translation of the second support member 21 along the Y direction by using the accommodating groove 213, and the stepped structure formed between the first transition portion 212a and the overlap portion 212b has a side water blocking effect, so as to prevent the leakage caused by the flowing of rainwater from the position.

Alternatively, referring to fig. 6 or 7, the connection part 212 includes:

a second transition portion 212c, the second transition portion 212c extending outwardly flush with the support portion 211;

the clamping part 212d, the clamping part 212d is vertically connected with the second transition part 212c and extends towards one side away from the limit protrusion 2111, and the clamping part 212d, the second transition part 212c and the supporting part 211 form a U-shaped clamping groove 214;

the first support 20 is engaged with the engaging portion 212d.

Specifically, as illustrated in fig. 6 or 7, in one embodiment, the connection portion 212 may also include a second transition portion 212c and a clamping portion 212d. The second transition portion 212c extends flush with the support portion 211 in an outward direction away from the limit protrusion 2111. A clamping portion 212d is connected to a side of the second transition portion 212c facing away from the limiting protrusion 2111. As shown in fig. 6 or 7, the clamping portions 212d, the second transition portions 212c and the supporting portion 211 on the left and right sides form a U-shaped clamping groove 214. When the second support member 21 and the first support member 20 are installed and connected, the first support member 20 and the clamping groove 214 can be clamped to achieve limit fit.

Alternatively, referring to fig. 6 to 9, a distance a between inner sidewalls of the two catching portions 212d is equal to a width of the first supporter 20; or, the distance b between the outer side walls of the two clamping portions 212d is equal to the opening

The width of port 201 a.

Specifically, as shown in fig. 6 and 8, when the two fastening portions 212d are far apart, the distance a between the inner side walls thereof may be designed to be the same as the width of the first supporting member 20, and at this time, the first supporting member 20 is integrally embedded between the two fastening portions 212d, and at this time, the extending length of the fastening portions 212d may also be designed to be longer, so as to provide a larger installation contact area and improve the fastening reliability. As shown in fig. 7 and 9, when the two engaging portions 212d are spaced apart from each other closely, the distance b between the outer side walls thereof may be designed to be the same as the width of the opening 201a, and at this time, the two engaging portions 212d are engaged and fixed in the opening 201 a.

Alternatively, referring to fig. 4, the fastening assembly 22 includes:

the pressing block 221, the pressing block 221 is provided with a first through hole, and the side surface of the first supporting piece 20 adjacent to the opening 201a is provided with a second through hole;

the threaded fastener 222, the threaded fastener 222 passes through the first through hole and the second through hole, and the photovoltaic module 10, the first support 20 and the second support 21 are fastened and connected as a whole by the pressing block 221.

Specifically, as shown in fig. 4, in one embodiment, the fastening assembly 22 of the present embodiment may include a pressing block 221 and a threaded fastener 222, a first through hole is formed on the pressing block 221, a second through hole is formed on a side surface of the first support member 20 adjacent to the opening 201a, and when the first through hole and the second through hole are coaxially aligned during the installation connection, the threaded fastener 222 is inserted through the first through hole and the second through hole until the threaded fastener 222 completely penetrates through the width direction (i.e., the Y direction in the illustrated example) of the first support member 20, and then the nut 223 and the threaded fastener 222 may be assembled in a screwing manner to complete the pre-installation connection. After that, after the pre-installed assembly is lifted to the roof height, the worker only needs to complete the screwing action of the nut in the high air after the frame of the photovoltaic assembly 10 is abutted to the connecting portion 212. Therefore, the pressing block 221 and the threaded fastener 222 are fastened, and each component is pre-installed and connected on the ground, and meanwhile, when the nut 223 is in a loose state, the adjusting range is still provided, only the last step of screwing operation is needed after hoisting, and the installation procedure is simpler and more convenient. Also, the threaded fastener 222 is inserted in a direction parallel to the laminate of the photovoltaic module 10, with a larger operating space, facilitating the tightening operation. In addition, when the length of the engaging portion 212d is long so as to cover the second through hole, a third through hole is formed at a position corresponding to the engaging portion 212d. In addition, the threaded fastener 222 used in the embodiment of the present utility model may be a bolt or a stud, and when the bolt is used, the first through hole and the second through hole may be threaded holes, so that the nut 222 may be omitted.

Alternatively, referring to fig. 3 to 5, the second direction N of the supporting portion 211 is provided with two connection portions 212 at intervals, the second direction N being perpendicular to the first direction M;

the pressing pieces 221 are located between two connection portions 212 spaced apart in the second direction N.

Specifically, as shown in fig. 3, in one embodiment of the present utility model, the shape of the pressing blocks 221 may be rectangular, each pressing block 221 may have four connection portions 212, two connection portions 212 are disposed at two ends of the supporting portion 211 in the first direction M, two connection portions 212 are disposed at intervals in the second direction N of the supporting portion 211, and the four connection portions 212 are located at four corners of the pressing block 221 respectively. With reference to fig. 4 and 5, a notch is formed between two connection portions 212 spaced apart along the second direction N, for accommodating the pressing block 221, and the pressing block 221 may be slidably inserted from the side to compress and fix the frame located in the accommodating groove 213.

Alternatively, referring to fig. 10, the photovoltaic module 10 includes a long frame 101;

the long frame 101 comprises a first web 1011, a first upper flange 1012 connected to the upper part of the first web 1011, and a first lower flange 1013 connected to the lower part of the first web 1011, wherein the thickness of the first lower flange 1013 gradually decreases from the near to the far along the direction perpendicular to the first web 1011 to form a first inclined plane 1014;

the press block 221 includes a first press-contact portion 2211 and a second press-contact portion 2212 perpendicular to each other, the first press-contact portion 2211 is provided with a first through hole, and an end portion of the second press-contact portion 2212 is inclined to form a second inclined surface 2213;

the first inclined surface 1014 and the second inclined surface 2213 abut against each other.

Specifically, as shown in fig. 10, in one embodiment, the photovoltaic module 10 of the present embodiment may be a rectangular module, and accordingly includes two long frames 101 around the laminate, and fig. 10 shows a schematic cross-sectional view of the long frames 101, where the long frames 101 include a first web 1011, a first upper flange 1012 connected to an upper portion of the first web 1011, and a first lower flange 1013 connected to a lower portion of the first web 1011. The thickness of the first bottom flange 1013 gradually decreases from the near to the far in a direction perpendicular to the first web 1011 to form a first inclined surface 1014. In addition, as for the press block 221, the press block 221 includes a first pressure-bonding section 2211 and a second pressure-bonding section perpendicular to each other

2212, the first pressure-bonding section 2211 and the second pressure-bonding section 2212 are vertically connected to form an L-shaped member, and may be inversely fastened at a right angle portion of the first support 20. The first pressure-bonding section 2211 is provided with a first through hole, and an end of the second pressure-bonding section 2212 is inclined to form a second inclined surface 2213. With reference to the illustration of fig. 4, as the threaded fastener 222 is tightened, the pressing block 221 is pressed toward the middle of the first support 20, and the first inclined surface 1014 and the second inclined surface 2213 abut against each other to clamp the long frame 101.

Optionally, referring to fig. 1 and 11, the photovoltaic module 10 includes a short frame 102, and the photovoltaic module mounting structure further includes a U-shaped drainage channel 23;

the U-shaped drainage grooves 23 are provided between the short frames 102 of the adjacent two photovoltaic modules 10, and the U-shaped drainage grooves 23 pass above the first support 20.

Specifically, as shown in fig. 1 and 11, in one embodiment, the photovoltaic module 10 in the embodiment of the present utility model may be a rectangular module, and correspondingly includes two short side frames 102 around the laminate, and the photovoltaic module mounting structure further includes a U-shaped drainage groove 23. The U-shaped water drainage groove 23 is clamped between the short side frames 102 of two adjacent photovoltaic modules 10, the bottom of the U-shaped water drainage groove 23 does not exceed the bottom of the short side frame 102, when the U-shaped water drainage groove 23 is vertically arranged with the first supporting piece 20 according to the direction shown in fig. 1, the U-shaped water drainage groove 23 stretches across from the upper side of the first supporting piece 20, the cutting of the U-shaped water drainage groove 23 can be avoided, the continuity of the U-shaped water drainage groove 23 is ensured, continuous water drainage can be realized, and the complexity of an assembly process can be reduced.

Alternatively, referring to fig. 12, the short frame 102 includes a second web 1021, a second upper flange 1022 connected to an upper portion of the second web 1021, a second lower flange 1023 connected to a lower portion of the second web 1021,

the second upper flange 1022 and the second lower flange 1023 extend from one side of the second web 1021 to form a fitting groove 1024, and the side wall of the u-shaped drain groove 23 is fitted into the fitting groove 1024.

Specifically, as shown in fig. 12, in one embodiment, the short frame 102 in the embodiment of the present utility model may include a second web 1021, a second upper flange 1022 connected to an upper portion of the second web 1021, and a second lower flange 1023 connected to a lower portion of the second web 1021. The second upper flange 1022 and the second lower flange 1023 extend from one side of the second web 1021 in a direction perpendicular to the second web 1021 to form a caulking groove 1024. With reference to the illustration of fig. 11, the side wall of the U-shaped drain groove 23 is embedded in the embedded groove 1024 and can be fastened and fixed in the vertical direction.

It should be noted that, in this document, 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 only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims

1. A photovoltaic module mounting structure, characterized in that the photovoltaic module mounting structure comprises:

a photovoltaic module;

2. The photovoltaic module mounting structure according to claim 1, wherein two limiting protrusions are arranged on the surface of the supporting portion at intervals, and each frame of the photovoltaic module is abutted to one limiting protrusion.

3. The photovoltaic module mounting structure according to claim 2, wherein the connecting portion includes:

the lap joint part is vertically connected with the first transition part;

4. The photovoltaic module mounting structure according to claim 2, wherein the connecting portion includes:

the first supporting piece is clamped with the clamping part.

5. The photovoltaic module mounting structure according to claim 4, wherein a distance between the two clip portion outer side walls is equal to an opening width of the groove; or, the distance between the inner side walls of the two clamping parts is equal to the width of the first supporting piece.

6. The photovoltaic module mounting structure of any one of claims 1 to 5, wherein the fastening assembly comprises:

7. The photovoltaic module mounting structure according to claim 6, wherein the second direction of the supporting portion is provided with two of the connecting portions at an interval, the second direction being perpendicular to the first direction;

8. The photovoltaic module mounting structure of claim 6, wherein the photovoltaic module comprises a long bezel;

the first inclined plane and the second inclined plane are mutually abutted.

9. The photovoltaic module mounting structure of claim 6, wherein the photovoltaic module comprises a short bezel, the photovoltaic module mounting structure further comprising a U-shaped drainage channel;

10. The photovoltaic module mounting structure of claim 9, wherein the short frame comprises a second web, a second upper flange connected to an upper portion of the second web, a second lower flange connected to a lower portion of the second web,