CN211557196U

CN211557196U - Photovoltaic support

Info

Publication number: CN211557196U
Application number: CN202020509512.1U
Authority: CN
Inventors: 沈科; 周磊甜; 邵波; 厉健; 陈宇君
Original assignee: Zhejiang Astronergy New Energy Development Co Ltd
Current assignee: Zhejiang Astronergy New Energy Development Co Ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-09-22
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a photovoltaic support, including two at least support bodies, the transversal font of personally submitting of support body, the lower bottom surface of support body web is equipped with the structure that is used for bonding with the roofing of building and glues, two support body parallel arrangement, and the two interval preset distance in order to form the mounting groove, and photovoltaic module installs in the mounting groove top, and the pterygoid lamina that two support bodies are relative respectively with photovoltaic module's both sides fixed connection. The photovoltaic support is fixedly bonded with the roof through the structural adhesive, so that the photovoltaic support and the roof form an integrated structure, and the photovoltaic support has better wind and snow load resistance. Meanwhile, the photovoltaic support does not need to be provided with a balancing weight, the quality of the photovoltaic support is reduced, the load of a roof is reduced, and the safety risk of the roof caused by overlarge load is eliminated.

Description

Photovoltaic support

Technical Field

The utility model relates to a photovoltaic building integration technical field, in particular to photovoltaic support.

Background

In order to effectively utilize solar energy resources, the photovoltaic building integration technology integrates solar power generation equipment on a building, and partial electric energy is provided for the inside of the building through solar power generation. At present, when a photovoltaic module is arranged on a concrete roof (cast-in-place concrete and precast slab concrete), a photovoltaic support is usually fixedly installed by increasing a concrete balancing weight. In the design implementation, the weight of the concrete counterweight of the photovoltaic support is calculated according to wind and snow pressures in different areas, the concrete counterweight with larger mass is often required to be configured in areas with larger wind and snow, but more roofs (especially prefabricated plate roofs) have insufficient original load, and the concrete counterweight with larger mass can bring serious potential safety hazards to the structure. Secondly, because of the existence of concrete counter weight, the long-term local pressure-bearing of the roofing of having installed photovoltaic module causes waterproof layer local corrosion destruction very easily, brings the infiltration hidden danger, influences the safety and stability of roofing structure.

Therefore, how to improve the application range and safety of the building integration photovoltaic technology is a technical problem which needs to be solved urgently by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a photovoltaic bracket,

in order to achieve the above object, the utility model provides a photovoltaic support, including two at least support bodies, the transversal font of personally submitting of support body, the lower bottom surface of support body web is equipped with and is used for gluing with the structure of the roofing bonding of building, two support body parallel arrangement, and the two interval preset distance are in order to form the mounting groove, and photovoltaic module installs mounting groove top, two the pterygoid lamina that the support body is relative respectively with photovoltaic module's both sides fixed connection.

Preferably, the support body is formed by welding plates, and a drainage ditch for draining accumulated water is formed in the support body.

Preferably, two of the pterygoid lamina of support body have and predetermine the difference in height so that photovoltaic module inclines to set up in the mounting groove.

Preferably, the upper end of the wing plate is provided with a bending edge which is bent towards the upper side of the web plate, the bending edge is provided with a connecting hole which penetrates through the bending edge along the thickness direction, and the connecting hole is connected with the photovoltaic module through a bolt.

Preferably, the structural adhesive is a grade A adhesive.

Preferably, the lower bottom surface of the web plate is provided with a connection strengthening bulge which extends downwards to increase the adhesive force between the bracket body and the structural adhesive.

Preferably, still be equipped with the strengthening rib in the support body, the strengthening rib is shaft-like, strengthening rib one end with the web welded fastening, the other end alternative with pterygoid lamina welded fastening.

Preferably, a water collecting tank for collecting rainwater passing through a gap between the photovoltaic modules is arranged between every two adjacent support bodies, two ends of the water collecting tank are welded and fixed with the two support bodies respectively, and the wing plate is provided with a communicating hole which corresponds to the position of the water collecting tank and is used for communicating the water collecting tank with the drainage ditch.

The utility model provides a photovoltaic support, including two at least support bodies, the transversal font of personally submitting of support body, the lower bottom surface of support body web is equipped with the structure that is used for bonding with the roofing of building and glues, and two support body parallel arrangement, and the two interval preset distance in order to form the mounting groove, and photovoltaic module installs in the mounting groove top, and the pterygoid lamina that two support bodies are relative respectively with photovoltaic module's both sides fixed connection.

The photovoltaic support is fixedly bonded with the roof through the structural adhesive, so that the photovoltaic support and the roof form an integrated structure, and the photovoltaic support has better wind and snow load resistance. Meanwhile, the photovoltaic support does not need to be provided with a balancing weight, the quality of the photovoltaic support is reduced, the load of a roof is reduced, and the safety risk of the roof caused by overlarge load is eliminated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of the photovoltaic support and the photovoltaic module provided by the present invention;

fig. 2 is a cross-sectional view of the photovoltaic mount of fig. 1 mated with a photovoltaic module.

Wherein the reference numerals in fig. 1 and 2 are:

support body 1, water catch bowl 2, photovoltaic module 3, roofing 4, structural adhesive 5, web 11, pterygoid lamina 12, the limit of bending 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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 work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural view of a photovoltaic bracket and a photovoltaic module provided by the present invention; fig. 2 is a cross-sectional view of the photovoltaic mount of fig. 1 mated with a photovoltaic module.

The utility model provides a photovoltaic support includes two at least support bodies 1. As shown in fig. 1 and 2, the cross section of the bracket body 1 is in a shape of Chinese character 'ji', the middle part is a web 11, the two sides are wing plates 12, the web 11 and the wing plates 12 are fixedly connected by welding, so that the bracket body 1 is in a groove shape. Of course, the bracket body 1 may also be formed by stamping or made of channel steel as the bracket body 1.

Support body 1 parallel arrangement, and the two interval preset distance, form the mounting groove between two adjacent support bodies 1, photovoltaic module 3 sets up in the mounting groove top, photovoltaic module 3's both sides respectively with two support body 1 relative pterygoid lamina 12 fixed connection. Specifically, as shown in fig. 2, a bending edge 13 bent above the web 11 is disposed at the upper end of the wing plate 12, and the extending direction of the bending edge 13 is parallel to the photovoltaic module 3. The bending edge 13 is provided with a connecting hole penetrating along the thickness direction, and the connecting hole is connected with the photovoltaic module 3 through a bolt. Of course, the user can also connect the bracket body 1 and the photovoltaic module 3 by clamping or bonding according to the requirement, which is not limited herein. During sleet weather, the ponding on photovoltaic module 3 surface can flow to support body 1, and support body 1 can be used for discharging ponding as the escape canal. Meanwhile, when the photovoltaic module 3 needs to be maintained, the bracket body 1 can also be used as a maintenance channel.

The lower bottom surface of 1 web 11 of support body is glued fixedly through 5 bonds of structural adhesive with roofing 4 of building, and for guaranteeing joint strength, 5 can select for use A level to glue for the structural adhesive. In addition, the strength that support body 1 and structural adhesive 5 bonded directly influences the ability of the anti-wind of support body 1, snow load, for improving bonding strength, before bonding, can clear up and chisel hair operation to the lower bottom surface of web 11 earlier, wherein chisel hair operation is the bottom surface of polishing through equipment such as emery wheel, increases the roughness of bottom surface down, and then increases the area of contact between bottom surface and the structural adhesive 5 down.

Further, the lower bottom surface of web 11 still can set up downwardly extending and connect the enhancement arch, and when the bottom surface scribbled structure and glued 5, connect the enhancement arch and can insert in the structure glues 5, further increase the area of contact of web 11 and structure and glue 5. The connection reinforcing protrusion may be rod-shaped or cone-shaped, and is immersed in the structural adhesive 5 when the structural adhesive 5 is applied.

In this embodiment, support body 1 is the slot-shaped structure, and it is fixed with roof 4 bonding through structural adhesive 5, can alleviate photovoltaic support's weight on the basis of guaranteeing joint strength on the one hand, and then reduces roof 4's load, avoids roof 4 long-term pressurized to damage, has improved the security of photovoltaic building integration technique. On the other hand, the structural adhesive 5 has better waterproof performance, and the support body 1 can also be used as a drainage ditch, so that rain and snow falling on the surface of the photovoltaic module 3 can flow into the drainage ditch and can be discharged from the roof 4 along the drainage ditch, thereby avoiding the contact between the rain and the snow and the roof 4 and improving the waterproof performance of the building.

Optionally, in order to ensure that rain and snow on the surface of the photovoltaic module 3 can smoothly flow into the bracket body 1, the two wing plates 12 of the bracket body 1 have a preset height difference, as shown in fig. 2, the photovoltaic module 3 is fixed on the two wing plates 12 with different heights, so that the photovoltaic module 3 is inclined. Rain and snow falling on the surface of the photovoltaic module 3 can flow along the inclined plane, so that the rain and snow on the surface of the photovoltaic module 3 can be discharged.

Optionally, photovoltaic module 3 is fixed in support body 1 top, for improving support body 1's intensity, avoids support body 1 to take place to deform because of the pressurized, still is equipped with the strengthening rib in the support body 1. The reinforcing rib is rod-shaped, one end of the reinforcing rib is fixedly welded with the web plate 11, and the other end of the reinforcing rib is fixedly welded with one of the two wing plates 12. Support body 1 sets up many strengthening ribs along length direction, fixes two pterygoid lamina 12 respectively, and the strengthening rib of two fixed pterygoid laminas 12 is crisscross to be set up usually, guarantees that two pterygoid laminas 12 atress are even.

Further, there is the clearance usually between two adjacent photovoltaic module 3, and sleet can fall into the mounting groove along the clearance in, for collecting this part sleet, is equipped with water catch bowl 2 between two adjacent support bodies 1, and the position of water catch bowl 2 corresponds with the clearance position between the photovoltaic module 3. As shown in fig. 1, two ends of the water collecting tank 2 are respectively welded and fixed with the two bracket bodies 1, the wing plate 12 is provided with a communication hole corresponding to the position of the water collecting tank 2, the communication hole communicates the water collecting tank 2 with a drainage ditch, and the accumulated water in the water collecting tank 2 can flow into the drainage ditch and then is discharged out of the roof 4 along the drainage ditch. In addition, height difference exists between the through holes on the wing plates 12 at the two ends of the water collecting tank 2, and accumulated water flows rapidly under the action of gravity, so that the discharge speed of the accumulated water is increased.

In this embodiment, the wing plates 12 on both sides of the photovoltaic support have a preset height difference, so that the photovoltaic module 3 is inclined after being installed and fixed, and the rain and snow falling on the surface of the photovoltaic module 3 is discharged. In addition, still set up in the photovoltaic support with the corresponding water catch bowl 2 of clearance position between the photovoltaic module 3, collect the sleet that passes the clearance through water catch bowl 2, further improved the waterproof performance of photovoltaic support.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

It is right above the utility model provides a photovoltaic support has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides a photovoltaic support, its characterized in that includes two at least support bodies (1), the transversal font of personally submitting of support body (1), the lower bottom surface of support body (1) web (11) is equipped with and is used for gluing (5), two with roofing (4) the structure of bonding of building support body (1) parallel arrangement, and the two interval preset distance in order to form the mounting groove, install photovoltaic module (3) mounting groove top, two pterygoid lamina (12) that support body (1) is relative respectively with the both sides fixed connection of photovoltaic module (3).

2. The photovoltaic bracket according to claim 1, characterized in that the bracket body (1) is formed by welding plates, and a drainage ditch for draining accumulated water is formed in the bracket body (1).

3. Photovoltaic support according to claim 2, characterized in that the two wings (12) of the support body (1) have a preset height difference so as to allow the photovoltaic module (3) to be tilted on the installation groove.

4. The photovoltaic bracket according to claim 2, characterized in that the upper end of the wing plate (12) is provided with a bending edge (13) bending towards the upper side of the web (11), the bending edge (13) is provided with a connecting hole penetrating along the thickness direction, and the connecting hole is connected with the photovoltaic module (3) through a bolt.

5. Photovoltaic support according to claim 2, characterized in that the structural glue (5) is a class a glue.

6. The photovoltaic bracket according to claim 5, characterized in that the lower bottom surface of the web (11) is provided with a connection strengthening protrusion extending downwards to increase the adhesion between the bracket body (1) and the structural adhesive (5).

7. The photovoltaic bracket according to any one of claims 1 to 6, characterized in that a reinforcing rib is further arranged in the bracket body (1), the reinforcing rib is in a rod shape, one end of the reinforcing rib is fixedly welded with the web (11), and the other end of the reinforcing rib is alternatively fixedly welded with the wing plate (12).

8. The photovoltaic bracket according to any one of claims 2 to 6, characterized in that a water collecting tank (2) for collecting rainwater passing through a gap between photovoltaic modules (3) is arranged between two adjacent bracket bodies (1), two ends of the water collecting tank (2) are respectively welded and fixed with the two bracket bodies (1), and the wing plate (12) is provided with a communication hole corresponding to the position of the water collecting tank (2) and used for communicating the water collecting tank (2) with the drainage ditch.