CN219060645U

CN219060645U - Photovoltaic roofing drainage bracket system

Info

Publication number: CN219060645U
Application number: CN202223600774.7U
Authority: CN
Inventors: 罗志辉; 周辉
Original assignee: Refine Energy Fujian Co ltd; Fulong Photovoltaic Xiamen Co ltd
Current assignee: Refine Energy Fujian Co ltd; Fulong Photovoltaic Xiamen Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-23
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a photovoltaic roof drainage bracket system in the technical field of photovoltaic construction, wherein main water tanks extend obliquely downwards for draining rainwater, and at least one group of photovoltaic modules are arranged between two adjacent main water tanks along the length direction of the two adjacent main water tanks; two ends of the auxiliary water tank extend into two adjacent groups of main water tanks respectively; a first waterproof strip is arranged between two rows of photovoltaic modules adjacent to each other in the left-right direction, a second waterproof strip is arranged between two groups of photovoltaic modules adjacent to each other in the upper-lower direction, gaps between two groups of photovoltaic modules adjacent to each other are sealed through the first waterproof strip or the second waterproof strip, 99% of rainwater is discharged from the upper surface to form a first waterproof structure, even if rainwater passes through the first waterproof strip or the second waterproof strip, a main water tank and an auxiliary water tank are matched to form a second waterproof structure, and the waterproof performance is improved by matching of the two waterproof structures.

Description

Photovoltaic roofing drainage bracket system

Technical Field

The utility model relates to the technical field of photovoltaic buildings, in particular to a photovoltaic roof drainage bracket system.

Background

The roof of the traditional steel structure color steel tile factory building has relatively short service life, and phenomena of rust, damage, water leakage and the like can occur in use. After the photovoltaic power generation assembly is installed on the roof of the traditional steel structure color steel tile factory building, the photovoltaic power generation assembly is usually welded and fixed, although the fixation is firm, the disassembly is inconvenient, the maintenance is inconvenient, or the photovoltaic panel is connected to a building purline by bolts, the photovoltaic panel is easy to damage, the photovoltaic panel is also required to be drilled with holes in addition, a large number of gaps are generated, and rainwater leaks to the lower parts of the photovoltaic panel and the mounting bracket through the gaps, so that the waterproof effect cannot be achieved.

For example, chinese patent application No. CN202210987239.7 is a photovoltaic support system for integrated roof of photovoltaic building, however, it directs rainwater on the photovoltaic module directly into the main water tank and the auxiliary water tank, only has a waterproof measure, and the main water tank and the auxiliary water tank are damaged or after long-time use, phenomena such as damage and water leakage are easy to occur.

Disclosure of Invention

The utility model aims to provide a photovoltaic roof drainage bracket system, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a photovoltaic roofing drainage rack system comprising:

the main water tanks extend obliquely downwards and are used for draining rainwater, and at least two rows of main water tanks are arranged in parallel; at least one group of photovoltaic modules are arranged between two adjacent rows of main water tanks along the length direction;

the two ends of the auxiliary water tank extend into two adjacent groups of main water tanks respectively;

the left side and the right side of the photovoltaic module are respectively extended and fixed in two adjacent groups of main water tanks, and the upper side and the lower side of the photovoltaic module are respectively extended and fixed in two adjacent groups of auxiliary water tanks;

the first waterproof strips are arranged between two rows of photovoltaic modules which are adjacent left and right, and are positioned above the main water tank;

the second waterproof strip is arranged between two groups of upper and lower adjacent photovoltaic modules and is positioned above the auxiliary water tank.

Preferably, the two ends of the auxiliary water tank are respectively provided with a turnup part which bends downwards, and the turnup part extends to the inside of the main water tank.

Preferably, the bottom of the auxiliary water tank is provided with a lower protruding part in a protruding mode, and the auxiliary water tank is in butt fit with the main water tank through the lower protruding part.

Preferably, the main water tank is provided with a pressing block fixing piece, and the edge of the photovoltaic module is fixed in the middle of the pressing block fixing piece through medium-pressure pressing.

Preferably, the upper surface of the first waterproof strip is of an arc-shaped structure, the bottom of the first waterproof strip downwards extends to form a clamping strip, a clamping groove is formed in the middle-pressure inner side wall, and the free end of the clamping piece is matched with the clamping groove in a clamping mode.

Preferably, the middle part of the pressing block fixing piece is provided with a limiting protrusion in an upward protruding mode, the left group of photovoltaic modules and the right group of photovoltaic modules are limited through the limiting protrusion, and the pressing block fixing piece is provided with a lower groove in a downward sunken mode on two opposite sides of the limiting protrusion.

Preferably, the water tank structure also comprises a main water tank fixing piece matched with the main water tank structure, and the main water tank is arranged at the top of the building through the main water tank fixing piece.

Preferably, the lower end of the second waterproof strip is inserted between the upper group of photovoltaic modules and the lower group of photovoltaic modules.

One side of the lower end of the second waterproof strip is in a barb structure, and the other side of the lower end of the second waterproof strip is in a plane.

Preferably, both sides of the lower end of the second waterproof strip are in barb structures.

Preferably, an upper protruding portion is arranged in the auxiliary water tank in an upward protruding mode, and the upper protruding portion is used for limiting the interval between the upper group of photovoltaic modules and the lower group of photovoltaic modules.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, gaps between two adjacent groups of photovoltaic modules are sealed through the first waterproof strip or the second waterproof strip, so that rainwater is drained from the upper surface to form a first waterproof structure, even if rainwater passes through the first waterproof strip or the second waterproof strip, the main water tank and the auxiliary water tank are matched to form a second waterproof structure, and the waterproof performance is improved by matching the two waterproof structures.

The main water tank is designed into an M-shaped structure, so that a stable double-triangle structure is formed, and the stability of the component is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is 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 diagram of the structure of the present utility model in an application;

FIG. 2 is a schematic view of the structure of the first main water tank and its mating parts according to the present utility model;

FIG. 3 is a schematic view of the structure of the second main water tank and its mating parts according to the present utility model;

fig. 4 is a schematic diagram of a matching structure of a second waterproof strip and two groups of photovoltaic modules according to the present utility model;

FIG. 5 is a side view of the secondary flume of the present utility model;

FIG. 6 is a front view of a first secondary flume of the present utility model;

FIG. 7 is a front view of a second secondary flume of the present utility model;

FIG. 8 is a schematic view of a press block fixing member according to the present utility model;

FIG. 9 is a schematic diagram of the mating structure of the first secondary trough and the photovoltaic module of the present utility model;

fig. 10 is a schematic diagram illustrating the cooperation of the first second waterproof strip and the photovoltaic module according to the present utility model;

fig. 11 is a schematic view of a first flashing and a medium pressure fit of the present utility model;

fig. 12 is a schematic view of the structure of a first second waterproof strip according to the present utility model;

fig. 13 is a schematic structural view of a second waterproof strip according to the present utility model.

1. A main water tank; 2. an auxiliary water tank; 21. a turnover part; 22. an upper boss; 23. foaming adhesive tape; 25. a lower protruding portion; 3. a photovoltaic module; 4. a first waterproof strip; 41. a clamping strip; 6. medium pressure; 61. a clamping groove; 7. a press block fixing piece; 71. a limit protrusion; 72. a lower groove; 8. a second waterproof strip; 81. a barb; 100. building.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Embodiment one:

the multiple groups of main water tanks 1 are fixed at the inclined top of the building 100 through main water tank fixing pieces, a plurality of auxiliary water tanks 2 are arranged on every two adjacent main water tanks 1 along the length direction of the main water tanks, and two ends of each auxiliary water tank 2 extend into every two adjacent groups of main water tanks 1 respectively;

as shown in fig. 5, the two ends of the secondary water tank 2 are provided with turnover parts 21 by bending downwards, rainwater in the secondary water tank 2 is guided into the main water tank 1 by the turnover parts 21, and the turnover parts 21 can avoid the backflow of the rainwater.

The pressing block fixing piece 7 is fixed on the upper part of the main water tank 1, and the pressing block fixing piece 7 is matched with the main water tank 1 along with transformation, as shown in figures 2-3, and is respectively in two forms of the main water tank 1; as shown in fig. 2, the cross section of the main water tank 1 is in an M shape, so that the stability of the structure is improved, and as shown in fig. 3, the cross section of the main water tank 1 is in another structure;

as shown in fig. 8, the middle part of the press block fixing piece 7 is upwards protruded to form a limit protrusion 71, and the parts of the press block fixing piece 7 positioned on two opposite sides of the limit protrusion 71 are formed with downward concave lower grooves 72;

when the left and right adjacent photovoltaic modules 3 are placed on the upper surface of the pressing block fixing piece 7, the spacing between the left and right adjacent photovoltaic modules 3 is limited by the limiting protrusion 71, the spacing is matched with the shape of the medium voltage 6, then the medium voltage 6 is inserted between the left and right adjacent photovoltaic modules 3, the medium voltage 6 and the clamping bolt are matched to fix the left and right adjacent photovoltaic modules 3 on the upper surface of the pressing block fixing piece 7, and the gap between the left and right adjacent photovoltaic modules 3 is due to the middle of the main water tank 1;

as shown in fig. 11, the first waterproof strip 4 is made of rubber and has a certain elastic deformation capability, and the left and right ends of the first waterproof strip 4 are closely attached to the upper surfaces of the medium voltage 6/the upper surfaces of the left and right adjacent two groups of photovoltaic modules 3, so that the interval sealing between the two adjacent rows of photovoltaic modules 3 is realized;

the clamping groove 61 is formed in the inner side wall of the middle pressure 6, the bottom of the first waterproof strip 4 downwards extends to form two clamping strips 41, the clamping strips 41 have certain elastic deformation capacity, and the free ends of the clamping strips 41 are clamped with the clamping groove 61, so that the waterproof strip is convenient to detach.

As shown in fig. 4, the photovoltaic modules 3 adjacent to each other vertically are fixed in the middle of the inner side wall of the auxiliary water tank 2 through bolt assemblies;

the middle part of the inner side wall of the auxiliary water tank 2 is provided with an upper protruding part 22 in an upward protruding way, and the upper protruding part 22 has two groups of shapes as shown in figures 6 and 7 respectively; the upper protruding part 22 limits the interval between the upper and lower adjacent photovoltaic modules 3, and the interval is matched with the shape of the second waterproof strip 8;

as shown in fig. 6 and 9, a layer of foaming adhesive tape 23 (EPDM with back adhesive) is arranged on the outer layer of the upper protruding part 22, and the foaming adhesive tape 23 can improve the sealing performance between the upper protruding part 22 and the photovoltaic module 3;

as shown in fig. 12-13, the second waterproof strip 8 is respectively in two shapes, and the second waterproof strip 8 is made of rubber and has certain elastic deformation capability;

as shown in fig. 4 and 10, two second waterproof strips 8 are respectively inserted into the photovoltaic modules 3 adjacent to each other; at this time, two ends of the upper part of the second waterproof strip 8 are closely adhered to the upper surfaces of the upper and lower adjacent two groups of photovoltaic modules 3;

as shown in fig. 12, the left and right sides of the lower end of the second waterproof strip 8 are both provided with barbs 81, and the barbs 81 can increase the tightness and friction with the side wall of the photovoltaic module 3.

As shown in fig. 13, the left side of the lower end of the second waterproof strip 8 is in a planar structure, the right side is in a barb 81 structure, and the plane of the left side of the lower end of the second waterproof strip 8 is used for adhering double faced adhesive tape, so that the second waterproof strip 8 and the photovoltaic module 3 are adhered and fixed.

As shown in fig. 1, a rectangular array of photovoltaic modules 3 on one side of a roof of a building 100 is arranged, a space is reserved between every two adjacent photovoltaic modules 3, two rows of photovoltaic modules 3 adjacent left and right are sealed by the same first waterproof strip 4, and a second waterproof strip 8 is sealed between two groups of photovoltaic modules 3 adjacent upper and lower, so that the upper surfaces of a plurality of photovoltaic modules 3 are spliced into a whole; most of the rainwater directly flows down from the upper surface of the photovoltaic module 3 when the rainwater is in rainy days.

Even if a small amount of rainwater penetrates through the first waterproof strip 4 and the second waterproof strip 8, the rainwater penetrating through the first waterproof strip 4 flows into the main water tank 1, the rainwater penetrating through the second waterproof strip 8 flows into the auxiliary water tank 2, and flows into the main water tank 1; and the main water tank 1 is inclined to drain the rainwater therein downward.

Embodiment two:

the difference from the first embodiment is that:

1. the main water tank 1 is directly fixed on the inclined top of the building 100;

2. as shown in fig. 6, 7, 9 and 10, the bottom of the auxiliary water tank 2 is provided with a lower protruding part 25, the bottom wall of the auxiliary water tank 2 is connected with the top wall of the main water tank 1 through the lower protruding part 25, and a certain height difference is formed through the lower protruding part 25, so that water seepage is prevented. Instead of the effect of the fold 21.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A photovoltaic roofing drainage support system, characterized in that: comprising the following steps:

the main water tanks (1) extend obliquely downwards and are used for draining rainwater, and at least two rows of the main water tanks (1) are arranged in parallel; at least one group of photovoltaic modules (3) are arranged between two adjacent rows of main water tanks (1) along the length direction;

the two ends of the auxiliary water tank (2) extend into two adjacent groups of main water tanks (1) respectively;

the left side and the right side of the photovoltaic module (3) are respectively extended and fixed in two adjacent groups of main water tanks (1), and the upper side and the lower side of the photovoltaic module (3) are respectively extended and fixed in two adjacent groups of auxiliary water tanks (2);

the photovoltaic system comprises a main water tank (1), a first waterproof strip (4), a second waterproof strip (4) and a third waterproof strip, wherein the first waterproof strip (4) is arranged between two rows of photovoltaic modules (3) which are adjacent left and right, and the first waterproof strip (4) is positioned above the main water tank (1);

the second waterproof strips (8) are arranged between two groups of photovoltaic modules (3) which are adjacent up and down, and the second waterproof strips (8) are positioned above the auxiliary water tank (2).

2. A photovoltaic roofing drainage rack system according to claim 1, wherein: the two ends of the auxiliary water tank (2) are respectively provided with a turnover part (21) which bends downwards, and the turnover parts (21) extend into the main water tank (1).

3. A photovoltaic roofing drainage rack system according to claim 1, wherein: the bottom of the auxiliary water tank (2) is provided with a lower protruding portion (25) in a protruding mode downwards, and the auxiliary water tank (2) is in butt fit with the main water tank (1) through the lower protruding portion (25).

4. A photovoltaic roofing drainage rack system according to claim 1, wherein: the photovoltaic module is characterized in that a pressing block fixing piece (7) is arranged on the main water tank (1), and the edge of the photovoltaic module (3) is fixed in the middle of the pressing block fixing piece (7) in a pressing mode through a medium pressure (6).

5. A photovoltaic roofing drainage rack system according to claim 4, wherein: the upper surface of first waterproof strip (4) is the arc structure, first waterproof strip (4) bottom downwardly extending has joint strip (41), draw-in groove (61) have been seted up to middling pressure (6) inside wall, joint spare free end and draw-in groove (61) joint cooperation.

6. A photovoltaic roofing drainage rack system according to claim 4, wherein: the middle part of the briquetting fixing piece (7) is provided with a limiting protrusion (71) in an upward protruding mode, the left and right adjacent groups of photovoltaic modules (3) are limited through the limiting protrusion (71), and the briquetting fixing piece (7) is provided with a lower groove (72) in a downward sunken mode on two opposite sides of the limiting protrusion (71).

7. A photovoltaic roofing drainage rack system according to claim 6, wherein: the water tank is characterized by further comprising a main water tank fixing piece (9) which is matched with the main water tank (1) in structure, and the main water tank (1) is arranged at the top of the building (100) through the main water tank fixing piece (9).

8. A photovoltaic roofing drainage rack system according to claim 1, wherein: the lower end of the second waterproof strip (8) is inserted between the upper group of photovoltaic modules (3) and the lower group of photovoltaic modules, one side of the lower end of the second waterproof strip (8) is in a barb (81) structure, and the other side of the lower end of the second waterproof strip is in a plane.

9. A photovoltaic roofing drainage rack system according to claim 1, wherein: the lower end of the second waterproof strip (8) is inserted between the upper group of photovoltaic modules (3) and the lower group of photovoltaic modules, and two sides of the lower end of the second waterproof strip (8) are in barb (81) structures.

10. A photovoltaic roofing drainage rack system according to claim 1, wherein: the auxiliary water tank (2) is internally provided with an upper protruding portion (22) in an upward protruding mode, and the upper protruding portion (22) is used for limiting the interval between two groups of upper and lower adjacent photovoltaic modules (3).