CN115940772A

CN115940772A - Waterproof photovoltaic supporting structure

Info

Publication number: CN115940772A
Application number: CN202211590457.3A
Authority: CN
Inventors: 周申; 殷宗保; 蔡光渊
Original assignee: Tianhui New Energy Hefei Co ltd
Current assignee: Tianhui New Energy Hefei Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-07

Abstract

The invention provides a waterproof photovoltaic support structure which comprises an upright post, a main beam, a water tank and a photovoltaic module, wherein the upright post supports the main beam, and the main beam supports the water tank; the lower part of each photovoltaic module is fixedly connected with the water tank through a connecting assembly, any two adjacent sides of the photovoltaic modules are fixedly connected on the same water tank, and gaps formed by the adjacent sides of the photovoltaic modules are communicated with the corresponding water tanks. Through the structure of the reasonable mechanics conduction of stand, girder and basin, can realize big span stand interval, improve space utilization, make the clearance between arbitrary two adjacent photovoltaic module all be located the basin top and communicate with the basin by horizontal basin and indulge the basin cooperation, play the holistic waterproof effect of photovoltaic supporting structure. The back of the photovoltaic module is fixed, so that the problem that personnel are not easy to return to the inside of a room under the condition that the roof photovoltaic module is fully paved is solved. Meanwhile, the later-stage operation and maintenance can be rapidly detached from the back of the photovoltaic module aiming at the fault module.

Description

Waterproof photovoltaic supporting structure

Technical Field

The invention relates to the field of photovoltaic module mounting structures, in particular to a waterproof photovoltaic support structure.

Background

A solar photovoltaic bracket is a special bracket designed for placing, installing and fixing a solar panel in a solar photovoltaic power generation system. The general material includes aluminum alloy, carbon steel and stainless steel. At present, there is a need for large-span and waterproof photovoltaic supports in the market.

Chinese patent application publication No. CN214544180U discloses a waterproof structure of a photovoltaic support, which includes: the photovoltaic module fixing device comprises a base, wherein a first longitudinal water guide groove is formed in the middle of the base, second longitudinal water guide grooves are formed in the two sides of the base respectively, transverse water guide grooves are formed in the outer side plates of the two second longitudinal water guide grooves respectively, notches of the transverse water guide grooves are formed in the upper portions of the second longitudinal water guide grooves, a module fixing piece is arranged on the first longitudinal water guide groove, and a fixing device used for installing a photovoltaic module is arranged on the upper portion of the module fixing piece.

The photovoltaic supports in the prior art have the following problems, where there is to be improvement:

1. when the photovoltaic assembly is installed, the photovoltaic assembly needs to be fastened from the front side, after the last photovoltaic assembly is fastened by fully laying the photovoltaic assembly on the roof, a constructor returns to the roof from a construction site with high difficulty, and the disassembly assembly needs to be operated in the later period, so that the disassembly operation can be carried out only by returning to the upper side of the photovoltaic assembly, and the difficulty is high and the danger coefficient is high.

2. The waterproof structure in the prior art is easy to have water seepage.

Disclosure of Invention

In view of the deficiencies in the prior art, it is an object of the present invention to provide a waterproof photovoltaic support structure.

The waterproof photovoltaic support structure provided by the invention comprises an upright post, a main beam, a water tank and a photovoltaic module, wherein the upright post supports the main beam, and the main beam supports the water tank; the lower part of each photovoltaic module is fixedly connected with the water tank through a connecting assembly, any two adjacent sides of the photovoltaic modules are fixedly connected on the same water tank, and gaps formed by the adjacent sides of the photovoltaic modules are communicated with the corresponding water tanks.

Preferably, the water tank comprises a longitudinal water tank and a plurality of transverse water tanks, the longitudinal water tanks are arranged in parallel at intervals, the transverse water tanks are arranged in parallel at intervals, and any transverse water tank is communicated with the longitudinal water tank; the spacing distance between any two adjacent longitudinal water channels is the same as the transverse dimension of the photovoltaic module, and the spacing distance between any two adjacent output transverse water channels is the same as the longitudinal dimension of the photovoltaic module.

Preferably, the longitudinal water tank is perpendicular to the main beam, the lower edges of the two sides of the width of the longitudinal water tank are respectively provided with a hem, and any hem is attached to the main beam; the water tank clamping device is characterized in that a U-shaped hoop, a water tank pressing plate and nuts are arranged on the main beam, the water tank pressing plate is arranged on the upper side of the folded edge, the main beam is embraced by the U-shaped hoop from bottom to top, the two ends of the U-shaped hoop sequentially penetrate through the folded edge and the water tank pressing plate from bottom to top, and the two ends of the U-shaped hoop, extending out of the water tank pressing plate, of the nuts are respectively and tightly connected with the water tank pressing plate through threads.

Preferably, the connecting assembly comprises an assembly supporting seat, an assembly pressing plate and an inner hexagon bolt, the assembly supporting seat is arranged above the longitudinal water tank, the photovoltaic assembly is arranged above the assembly supporting seat, and a blank holder is formed on the lower side of the photovoltaic assembly; one side of the assembly pressing plate is positioned above the blank holder and is attached to the blank holder, and the other side of the assembly pressing plate is positioned above the assembly supporting seat and is attached to the assembly supporting seat; the inner hexagon bolt sequentially penetrates through the longitudinal water channel, the assembly supporting seat and the assembly pressing plate from bottom to top in a threaded mode.

Preferably, both sides of subassembly supporting seat all are provided with V type groove, V type groove and vertical water channel intercommunication.

Preferably, an arc groove is formed on the assembly pressing plate, and the arc groove and the V-shaped groove are oppositely arranged and communicated.

Preferably, the upper ends of both sides of the transverse water tank in the width direction are provided with folded edges.

Preferably, the shape of the cross-section of the longitudinal water trough comprises an M-shape.

Preferably, the materials of the upright posts, the main beams and the water tank comprise S350GD zinc-plated aluminum magnesium materials.

Preferably, the longitudinal direction of the water tank is inclined in height.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the upright posts support the main beams and the main beam support the water channel, and the transverse water channel and the longitudinal water channel are matched to enable the gap between any two adjacent photovoltaic modules to be positioned above the water channel and communicated with the water channel, so that water falling into the photovoltaic modules can flow out along the water channel, and the integral waterproof effect of the photovoltaic support structure is achieved.

2. According to the photovoltaic module, the longitudinal water channel is tightly connected with the main beam through the U-shaped hoop, the water channel pressing plate and the nut, the photovoltaic module is connected with the longitudinal water channel through the module supporting seat, the module pressing plate and the inner hexagon bolt, and the back surface of the photovoltaic module is fixed, so that the problem that personnel are not easy to return to the room under the condition that the photovoltaic module on the roof is fully paved is solved. Meanwhile, the later-stage operation and maintenance can be rapidly detached from the back of the photovoltaic module aiming at the fault module.

3. According to the photovoltaic assembly, the problem that water on the frame of the photovoltaic assembly flows back to the outer side of the longitudinal water tank is solved through the arc groove and the V-shaped groove, the situations of water seepage and water dripping at the edge of the longitudinal water tank are avoided, the upper ends of two sides in the width direction of the transverse water tank are respectively provided with the folded edges, and the folded edges of the transverse water tank are in contact with the photovoltaic assembly, so that the situations of water seepage and water dripping at the edge of the transverse water tank are avoided.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view of the overall structure of a waterproof photovoltaic support structure embodying the present invention;

FIG. 2 is a schematic view of a longitudinal trough and main beam connection structure embodying the present invention;

fig. 3 is a schematic view of a connection structure of a longitudinal water tank and a photovoltaic module according to the present invention.

Shown in the figure:

column 1 rectangular washer 7

Girder 2 nut 8

Longitudinal water tank 3 water tank pressure plate 9

Horizontal water tank 4 assembly supporting seat 10

Photovoltaic module 5 module pressing plate 11

U-shaped hoop 6 inner hexagon bolt 12

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.

As shown in fig. 1, the waterproof photovoltaic support structure provided by the invention comprises an upright post 1, a main beam 2, a water tank and a photovoltaic module 5, wherein the upright post 1 supports the main beam 2, and the main beam 2 supports the water tank. The lower parts of the photovoltaic modules 5 are fixedly connected with the water tank through the connecting modules, the adjacent sides of any two photovoltaic modules 5 are fixedly connected on the same water tank, and gaps formed by the adjacent sides of any two photovoltaic modules 5 are communicated with the corresponding water tanks.

Specifically, the columns 1 are erected on the ground, the main beams 2 are horizontally welded to the upper ends of the columns 1, and during actual installation, a plurality of columns 1 support one main beam 2 at the same time. One possible implementation is: the distance between two adjacent upright posts 1 supporting one main beam 2 is four meters. The main beams 2 are arranged in parallel at intervals, so that the water tank and the photovoltaic modules 5 can be stably supported. And the materials of the upright post 1, the main beam 2 and the water tank all comprise S350GD galvanized aluminum magnesium materials. S350GD zinc-plating aluminium-magnesium material has certain waterproof performance.

More specifically, the basin is including indulging basin 3 and horizontal basin 4, and the parallel interval of indulging basin 3 is provided with many, and horizontal basin 4 parallel interval is provided with a plurality ofly, and arbitrary indulging basin 3 all is perpendicular with girder 2, and arbitrary horizontal basin 4 all is parallel with girder 2, and arbitrary horizontal basin 4 all communicates with indulging basin 3.

The spacing distance between any two adjacent longitudinal water channels 3 is the same as the transverse size of the photovoltaic module 5, and the spacing distance between any two adjacent output transverse water channels 4 is the same as the longitudinal size of the photovoltaic module 5. Thereby by two adjacent indulge basin 3 and two adjacent horizontal basins 4 cooperation formation rectangle space, photovoltaic module 5 installs in two indulge basins 3 and two horizontal basins 4 cooperation formation's rectangle space, photovoltaic module 5 all communicates with the basin all around. And then the clearance that forms between any two adjacent photovoltaic module 5 all is located the basin top and communicates with the basin, has improved photovoltaic supporting structure's waterproof performance.

As shown in fig. 2 and 3, the longitudinal water tank 3 is a long strip, the cross-sectional shape of the longitudinal water tank 3 includes an M-shape, and both ends of the longitudinal water tank 3 have upward folded edges, so that the overall strength of the longitudinal water tank 3 can be enhanced. Further, the photovoltaic module 5 of this application can be connected with the basin, and photovoltaic module 5 passes through coupling assembling with vertical basin 3 to be connected, and photovoltaic module 5 and horizontal basin 4 contact, and the particular case is as follows:

the lower edges of the two sides of the width of the longitudinal water tank 3 are both provided with folded edges, and any folded edge is attached to the main beam 2. The main beam 2 is provided with a U-shaped hoop 6, a water tank pressing plate 9 and a nut 8, and because the connection structures and the connection modes of the hems at the two sides of the width of the longitudinal water tank 3 and the main beam 2 are the same, the connection structure of one hem and the main beam 2 is taken as an example for explanation.

Basin clamp plate 9 sets up the upside at the hem, and girder 2 is embraced from upwards to U type staple bolt 6, and the both ends of U type staple bolt 6 all pass hem and basin clamp plate 9 from upwards in proper order, and nut 8 has one at the both ends that U type staple bolt 6 stretches out basin clamp plate 9 threaded connection respectively, and two nuts 8 support tightly with basin clamp plate 9 respectively to realize the fastening of hem and girder 2 and be connected. Furthermore, a rectangular washer 7 is arranged between any nut 8 and the water tank pressing plate 9, so that the nut 8 can be prevented from loosening. And the welding workload of the bracket construction site is reduced, and the construction efficiency is improved.

Coupling assembling includes subassembly supporting seat 10, subassembly clamp plate 11 and hexagon socket head cap screw 12, and subassembly supporting seat 10 sets up in the top of indulging basin 3, and photovoltaic module 5 sets up in the top of subassembly supporting seat 10, and photovoltaic module 5's downside is formed with the blank pressing. One side of the assembly pressing plate 11 is located above the blank pressing and is attached to the blank pressing, and the other side of the assembly pressing plate 11 is located above the assembly supporting seat 10 and is attached to the assembly supporting seat 10. The inner hexagon bolt 12 sequentially penetrates through the longitudinal water channel 3, the assembly supporting seat 10 and the assembly pressing plate 11 from bottom to top in a threaded manner. The photovoltaic module 5 and the longitudinal water tank 3 are connected by the aid of the connecting assembly, the photovoltaic module 5 is fixed on the back side, front connecting points of the photovoltaic module 5 are reduced, the waterproof effect is improved, and the problem that personnel are not prone to return to the indoor environment when the roof photovoltaic module 5 is fully paved is solved. Meanwhile, the later-stage operation and maintenance can be rapidly detached from the back of the photovoltaic module 5 aiming at the fault module.

Furthermore, both sides of the assembly supporting seat 10 are provided with V-shaped grooves which are communicated with the longitudinal water groove 3. More preferably, the module pressing plate 11 is formed with an arc groove, and the arc groove and the V-shaped groove are oppositely arranged and communicated. The problem of the palirrhea 3 outside sides in vertical basin of water on the 5 frames of photovoltaic module is solved, avoided vertical basin 3 marginal infiltration, the condition of dripping to appear. The upper ends of both sides of the transverse water tank 4 in the width direction are formed with folded edges. The hem of horizontal basin 4 and the contact of photovoltaic module 5 to the condition of infiltration, dripping have been avoided appearing in horizontal basin 4 edge.

The longitudinal direction of the water tank is arranged in a high-low inclined manner. One possible implementation is: whole photovoltaic support has the slope inclination towards south, and rainwater is in proper order along with the support slope discharges in the vertical water tank 3. The overall waterproof effect of the support is improved.

Through the reasonable mechanics conduction structure of stand 1, girder 2 and basin, can realize 1 intervals of long-span stand, improve space utilization. Meanwhile, the photovoltaic support and the waterproof structure are designed in an integrated mode, the longitudinal water tank 3 has double functions of draining water and bearing, and the weight, the material usage amount and the complexity of the overall structure are reduced. The cost of the whole bracket and the construction cost can be reduced by 30 percent.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, are not to be construed as limiting the present application.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. The waterproof photovoltaic support structure is characterized by comprising an upright post (1), a main beam (2), a water tank and a photovoltaic module (5), wherein the upright post (1) supports the main beam (2), and the main beam (2) supports the water tank;

the lower part of each photovoltaic module (5) is fixedly connected with the water tank through a connecting assembly, any two adjacent sides of the photovoltaic modules (5) are fixedly connected on the same water tank, and gaps formed by the adjacent sides of the photovoltaic modules (5) are communicated with the corresponding water tanks.

2. The waterproof photovoltaic support structure of claim 1, wherein the water channel comprises a plurality of longitudinal water channels (3) and a plurality of transverse water channels (4), the longitudinal water channels (3) are arranged in parallel at intervals, the transverse water channels (4) are arranged in parallel at intervals, and any one of the transverse water channels (4) is communicated with the longitudinal water channel (3);

the spacing distance between any two adjacent longitudinal water channels (3) is the same as the transverse size of the photovoltaic module (5), and the spacing distance between any two adjacent output transverse water channels (4) is the same as the longitudinal size of the photovoltaic module (5).

3. The waterproof photovoltaic support structure of claim 2, wherein the longitudinal trough (3) is perpendicular to the main beam (2), and the lower edges of both sides of the longitudinal trough (3) in width are formed with folded edges, and any one of the folded edges is attached to the main beam (2);

be provided with U type staple bolt (6), basin clamp plate (9) and nut (8) on girder (2), basin clamp plate (9) set up the upside at the hem, girder (2) are embraced from bottom to top to U type staple bolt (6), and the both ends of U type staple bolt (6) all pass hem and basin clamp plate (9) from bottom to top in proper order, nut (8) have one at the both ends that U type staple bolt (6) stretched out basin clamp plate (9) threaded connection respectively, and two nut (8) support tightly with basin clamp plate (9) respectively.

4. The waterproof photovoltaic support structure of claim 2, wherein the connection assembly comprises an assembly support base (10), an assembly pressing plate (11) and a hexagon socket head cap screw (12), the assembly support base (10) is arranged above the longitudinal water channel (3), the photovoltaic assembly (5) is arranged above the assembly support base (10), and a blank holder is formed on the lower side of the photovoltaic assembly (5);

one side of the assembly pressing plate (11) is positioned above the blank holder and is attached to the blank holder, and the other side of the assembly pressing plate (11) is positioned above the assembly supporting seat (10) and is attached to the assembly supporting seat (10);

the inner hexagon bolt (12) sequentially penetrates through the longitudinal water channel (3), the assembly supporting seat (10) and the assembly pressing plate (11) from bottom to top in a threaded mode.

5. The waterproof photovoltaic mounting structure of claim 4, characterized in that the module support base (10) is provided with V-shaped grooves on both sides, said V-shaped grooves being in communication with the longitudinal water channel (3).

6. The waterproof photovoltaic support structure of claim 5, characterized in that the module press plate (11) is formed with a circular arc groove, which is opposite to and communicates with the V-shaped groove.

7. The waterproof photovoltaic support structure of claim 2, wherein the upper ends of both sides in the width direction of the transverse trough (4) are formed with hems.

8. The waterproof photovoltaic support structure according to claim 2, characterized in that the shape of the cross section of the longitudinal gutter (3) comprises an M-shape.

9. The waterproof photovoltaic support structure of claim 1, wherein the materials of the columns (1), the main beams (2) and the troughs all comprise S350GD galvanized aluminum magnesium material.

10. The waterproof photovoltaic mounting structure of claim 1, wherein the water trough is longitudinally inclined in height.