CN212992278U

CN212992278U - Novel photovoltaic module frame

Info

Publication number: CN212992278U
Application number: CN202022022751.7U
Authority: CN
Inventors: 张洋; 孙士洋; 欧阳子; 荒木建次
Original assignee: Nanjing Huineng New Energy Technology Co ltd
Current assignee: Jiangsu Lingzhong New Energy Technology Co ltd; Ma'anshan Lingzhong New Energy Technology Co.,Ltd.
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-04-16
Anticipated expiration: 2030-09-16

Abstract

The invention discloses a novel photovoltaic assembly frame which comprises a first frame, a second frame, a third frame and a fourth frame, wherein the four frames are connected end to end through corner connectors to form a square assembly frame; each frame of the four frames comprises a corner connector clamping groove and an assembly clamping groove; the assembly clamping groove is a long strip-shaped assembly clamping groove along the length direction of the frame and is used for splicing the edge of the photovoltaic assembly; the corner brace clamping groove is arranged below the component clamping groove and used for inserting a corner brace, and the corner brace clamping groove is positioned on the inner side of the frame; the first frame and the second frame are opposite sides; the first frame further comprises an upper bridging member; the upper lapping component is arranged on the outer side of the upper end of the first frame; the outer side of the lower end of the second frame is provided with a lower lap joint part which is matched and connected with the upper lap joint part of the first frame; and a mounting part is arranged on the outer side of the fourth frame.

Description

Novel photovoltaic module frame

Technical Field

The invention relates to a novel photovoltaic assembly frame, and belongs to the technical field of photovoltaic assembly installation.

Background

The existing photovoltaic assembly installation mode generally adopts aluminum alloy frame installation, photovoltaic assemblies are fixed through the aluminum alloy frame, so that the photovoltaic assemblies are stably and reliably supported, and then the aluminum alloy frame is connected through a specific metal support, so that the photovoltaic assemblies are installed outdoors. The installation mode is suitable for photovoltaic modules of flexible modules, single-layer glass modules and double-layer glass modules, and has wide application range, such as outdoor large ground power stations and roof distributed power stations, and the safety coefficient is high. There is also a mounting method that is more suitable for flexible modules, where the photovoltaic module is fixed to a specific planar structure by means of an adhesive, and the mechanical strength is supported by the underlying planar structure, for example: flat roof power stations, and wall-external power stations.

As described in patent application CN 207853826U "a photovoltaic frame and photovoltaic module", the frame structure is substantially the same as the commonly used frame structure, and it gives a corresponding rational design by increasing the frame thickness and analyzing the fracture strength, and essentially adopts the traditional installation method.

For example, patent application CN 206472095U adjustable photovoltaic frame, which disassembles the traditional frame into two parts, the two parts are connected by screws and nuts, and the height of the frame can be freely adjusted at the joint.

As described in patent application PCT/NL2008/000234 ROOF PANEL WITH AN INTEGRATED SOLAR PANEL AND ROOF COMPRISING SUCH PANELS, applied to the installation of ROOF photovoltaic tiles, the assembly is placed inside a box, connected on four sides to the tile or assembly, by constructing a structure similar to the box.

As described in patent application CN 207010617U frame, mounting assembly and installation for roof photovoltaic module, the components are connected and fixed by clamps, but the components are not used as photovoltaic tiles, and the bottom mounting structure still needs to be made.

The installation mode in the prior art can not be as BIPV building integrated installation mode, and its installation has certain external environment restricted installation condition, for example accomplishes traditional roof in advance, reforms transform it. Or as described in patent application PCT/NL2008/000234, the assembly is completely externally wrapped, which is costly and complicated to design.

In summary, the conventional photovoltaic module frame structure is suitable for a scene mainly including a large outdoor power station and a distributed small power station, and the installation mode is mainly used for additionally installing small, medium and large photovoltaic systems after the whole building structure is completed, rather than being used as a part of a building, so that an installation mode capable of replacing the conventional photovoltaic tile needs to be designed, the installation mode needs to be adapted to the conventional tile, and the roof installation needs to be realized by the conventional tile.

Disclosure of Invention

The purpose of the invention is as follows: aiming at the problems and the defects in the prior art, the invention provides a novel photovoltaic module frame.

The technical scheme is as follows: a novel photovoltaic assembly frame comprises a first frame, a second frame, a third frame and a fourth frame, wherein the four frames are connected end to end through corner connectors to form a square assembly frame;

each frame of the four frames comprises a corner connector clamping groove and an assembly clamping groove; the assembly clamping groove is a long strip-shaped assembly clamping groove along the length direction of the frame and is used for splicing the edge of the photovoltaic assembly; one side of the frame facing the component is the inner side of the frame; the corner brace clamping groove is arranged below the component clamping groove and used for inserting a corner brace, and the corner brace clamping groove is positioned on the inner side of the frame; the first frame and the second frame are opposite sides; the first frame further comprises an upper bridging member; the upper lapping component is arranged on the outer side of the upper part of the first frame; the outer side of the lower part of the second frame is provided with a lower overlapping part which is matched and connected with the upper overlapping part of the first frame, and in the assembly mounting process, the upper overlapping part of the first frame and the lower overlapping part of the second frame of the adjacent photovoltaic assembly frame are overlapped together up and down; and a mounting part is arranged on the outer side of the fourth frame.

The upper bridging part is a hollow strip-shaped metal plate, and convex ribs along the length direction of the metal plate are arranged below the metal plate.

The lower lap joint part is a hollow strip-shaped metal plate, two convex edges along the length direction of the metal plate are arranged on the metal plate, and two grooves are formed on the metal plate by the two convex edges.

In the photovoltaic module installation, the bead of going up the overlap joint part is located the recess that lower overlap joint part is close to subassembly draw-in groove side.

The length of the upper overlapping part of the first frame is longer than that of the second frame; the lengths of the component clamping grooves and the angle code clamping grooves of the first frame are respectively equal to the lengths of the component clamping grooves and the angle code clamping grooves of the second frame.

The mounting part is a hollow elongated metal plate, the thickness of the metal plate is equal to that of the fourth frame, and a tile hanging beam is arranged below the metal plate and used for hanging the frame on a tile hanging strip or other fixtures; the metal plate is also provided with mounting holes for fixedly mounting the frame on the battens or other fixtures through screws.

And the inner side of the upper groove wall of the component clamping groove is provided with a glue overflow groove.

Has the advantages that: compared with the prior art, the novel photovoltaic assembly frame provided by the invention has the advantages that in the assembly installation process, a plurality of photovoltaic assemblies are spliced together side by side from top to bottom, from left to right, wherein the upper lapping part of the first frame of the photovoltaic assembly frame is lapped with the lower lapping part of the second frame of the photovoltaic assembly adjacent to the left side of the first frame of the photovoltaic assembly frame from top to bottom, and the convex edge of the upper lapping part is positioned in the groove of the lower lapping part, so that the structure mainly forms a fixing effect and limits the moving range of the left photovoltaic assembly and the right photovoltaic assembly. The design of the structure can also be used for left and right lap joint with the frame of the traditional photovoltaic assembly, so that the photovoltaic assembly and the traditional photovoltaic assembly are assembled and installed. The fourth frame is provided with a tile hanging beam structure, and the fourth frame is mainly used for fixing the assembly on the tile hanging strip through the beam.

The novel photovoltaic module frame and the photovoltaic module are installed, so that the photovoltaic module frame and the photovoltaic module can be installed in a matching mode with the traditional photovoltaic tile.

Drawings

FIG. 1 is a schematic structural diagram of four frames connected end to end in an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a photovoltaic module with a mounting frame according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a left-right lap joint of a photovoltaic module in an embodiment of the invention;

FIG. 4 is a schematic side view of a photovoltaic module according to an embodiment of the present invention, with the photovoltaic module overlapping up and down;

FIG. 5 is a schematic structural diagram of a first bezel in an embodiment of the present disclosure;

FIG. 6 is a schematic cross-sectional view of FIG. 5;

FIG. 7 is a schematic structural diagram of a second bezel in an embodiment of the present invention;

FIG. 8 is a cross-sectional schematic view of FIG. 7;

FIG. 9 is a schematic structural diagram of a third bezel in an embodiment of the present invention;

FIG. 10 is a cross-sectional schematic view of FIG. 7;

FIG. 11 is a schematic structural diagram of a fourth bezel in an embodiment of the present invention;

FIG. 12 is a cross-sectional schematic view of FIG. 7;

FIG. 13 is a schematic illustration of a left and right lap joint of a photovoltaic module in an embodiment of the present invention;

FIG. 14 is a side schematic view of FIG. 13;

FIG. 15 is a cross-sectional view of a prior art bezel with mounting holes and screws;

FIG. 16 is a schematic sectional view of a fourth frame in the embodiment;

FIG. 17 is a side view of an L-shaped screw of an embodiment;

FIG. 18 is a partial schematic view of an embodiment of a batten;

FIG. 19 is a partial schematic view of a fourth embodiment of the connection of the frame to battens;

FIG. 20 is a side view of the screw of the embodiment;

FIG. 21 is a top view of the screw of the embodiment;

FIG. 22 is a schematic view of a fourth frame in the example;

FIG. 23 is a schematic view showing a connection manner of the mounting hole of the fourth bezel and the stopper in the embodiment.

Detailed Description

The present invention is further illustrated by the following examples, which are intended to be purely exemplary and are not intended to limit the scope of the invention, as various equivalent modifications of the invention will occur to those skilled in the art upon reading the present disclosure and fall within the scope of the appended claims.

As shown in figure 1, the novel photovoltaic module frame comprises a frame 1, a frame 2, a frame 3 and a frame 4 which are connected end to end, and the four frames are connected through corner connectors to form a rectangular module frame.

As shown in fig. 5-12, each of the four frames includes an angle code slot 6 and a component slot 7; the assembly clamping groove 7 is a long strip-shaped assembly clamping groove 7 along the length direction of the frame and is used for splicing the edge of the photovoltaic assembly 5; one side of the frame facing the component is the inner side of the frame; the corner brace clamping groove 6 is arranged below the assembly clamping groove 7 and used for inserting a corner brace, and the assembly clamping groove 7 and the corner brace clamping groove 6 are located on the inner side of the frame; the frame 1 and the frame 2 are opposite sides and are short frames, and the frame 3 and the frame 4 are opposite sides and are long frames.

As shown in fig. 5-6, the frame 1 further comprises an upper overlapping member 11; the upper lapping component 11 is arranged at the outer side of the upper part of the frame 1; as shown in fig. 7 to 8, the lower outer side of the frame 2 is provided with a lower overlapping member 21 which is engaged with the upper overlapping member 11.

As shown in fig. 3, during the assembly process, the upper lap joint part 11 of the frame 1 and the lower lap joint part 21 of the frame 2 of the adjacent photovoltaic assembly 5 are overlapped up and down; the mounting piece 41 is arranged outside the frame 4.

As shown in fig. 5-6, the upper bridging member 11 is a hollow elongated metal plate, the lower surface of the metal plate is provided with a rib 110 along the length direction of the metal plate, and the upper surface of the metal plate is flush with the upper surface of the assembly slot 7.

As shown in fig. 7-8, the lower bridging member 21 is a hollow elongated metal plate, two ribs, namely a rib 210 and a rib 211, are disposed on the upper surface of the metal plate along the length direction of the metal plate, and the rib 210 and the rib 211 form two grooves, namely a groove 212 and a groove 213, on the upper surface of the metal plate.

As shown in fig. 3, during the installation of the photovoltaic modules 5, two photovoltaic modules 5 adjacent to each other on the left and right sides are provided, wherein the protruding rib 110 of the upper bridging member 11 of one photovoltaic module 5 is located in the groove 212 of the lower bridging member 21 of the other photovoltaic module 5 on the side close to the module slot 7.

As shown in fig. 1 and 5, the upper bridging member 11 of the frame 1 has a length longer than that of the frame 2; the lengths of the component clamping grooves 7 and the angle code clamping grooves 6 of the frame 1 are respectively equal to the lengths of the component clamping grooves 7 and the angle code clamping grooves 6 of the frame 2.

The mounting member 41 is a hollow elongated metal plate, the thickness of the metal plate is equal to the thickness of the frame 4 (i.e., the thickness of the corner brace slot 6 + the thickness of the assembly slot 7), and a tile hanging beam 410 is arranged below the metal plate and used for hanging the frame 4 on a tile hanging strip 8 (as shown in fig. 4); the metal plate is further provided with a mounting hole 411 for fixedly mounting the frame 4 on the battens 8 through screws. In the installation process of the photovoltaic assemblies 5, in two photovoltaic assemblies 5 adjacent up and down, the frame 4 of the lower photovoltaic assembly 5 is fixedly installed on the tile hanging strip 8, the frame 3 of the upper photovoltaic assembly 5 is lapped on the frame 4 of the lower photovoltaic assembly 5, and the frame 4 of the upper photovoltaic assembly 5 is fixedly installed on the tile hanging strip 8. As shown in fig. 4.

The inner side of the upper groove wall of the component clamping groove 7 is provided with a glue overflow groove 70.

As shown in fig. 15, showing the installation manner of installing the frame 4 on the battens 8 in the prior art, the cap screws 412 pass through the upper and lower installation holes 411 of the frame 4, and the cap screws 412 are fastened to fixedly install the frame 4 on the battens 8. In this installation manner, once the screws of the cap screws 412 are fixed and locked, the whole photovoltaic module is inconvenient to be detached from the photovoltaic tile 8. If one piece of the photovoltaic module is damaged, the whole row or column of the photovoltaic modules are disassembled and replaced.

As shown in fig. 16, the prior art method of installing the frame 4 on the battens 8 is improved, cap-free screws 413 are inserted through the upper and lower installing holes 411 of the frame 4, and the frame 4 is fixedly installed on the battens 8 by fastening the cap-free screws 413. In this installation mode, if the photovoltaic module needs to be replaced, the photovoltaic module can be removed by directly lifting the photovoltaic module vertically upwards a little, and then the new mounting hole 411 of the frame 4 of the photovoltaic module is aligned with the cap-free screw 413 and is put down, so that the cap-free screw 413 does not need to be screwed off. In this installation mode, the cap-free screws 413 may be screwed to the battens 8 first, or the cap-free screws 413 may be installed by hanging the frame 4 on the battens 8 first.

As shown in fig. 17-19, the installation method of installing the frame 4 on the battens 8 in the prior art is improved, L-shaped screws 414 are arranged on the battens 8, square installation holes 411 for inserting the upper ends of the L-shaped screws 414 are arranged on the frame 4, during installation, the L-shaped screws 414 are fastened on the battens 8, gaps are reserved between the upper ends of the L-shaped screws 414 and the battens 8, then the tile hanging beams 410 of the frame 4 are hung on the battens 8, the installation holes 411 of the frame 4 are aligned with the upper ends of the L-shaped screws 414, the upper ends of the L-shaped screws 414 penetrate through the installation holes 411, and the frame 4 is clamped in the reserved gaps. If the photovoltaic module needs to be replaced, the photovoltaic module is moved forwards along the lap joint direction of the photovoltaic module, and then the photovoltaic module is lifted upwards slightly along the vertical direction, so that the photovoltaic module can be removed.

As shown in fig. 20-23, the frame 4 is fixedly mounted on the battens 8 through mounting holes 411 through which screws 415 pass, the upper ends of the screws 415 are provided with stoppers 416, and the shapes of the mounting holes 411 are the same as the cross-sectional shapes of the stoppers 416; during the process of installing the photovoltaic module, the tile hanging beam 410 of the frame 4 is hung on the tile hanging strip 8, then a screw with a stop block 416 penetrates through the installation hole 411 of the frame and is screwed down, and the interfaces of the installation hole 411 and the stop block 416 are staggered, so that the photovoltaic tile is fixed.

Claims

1. A novel photovoltaic assembly frame comprises a first frame, a second frame, a third frame and a fourth frame, wherein the four frames are connected end to end through corner connectors to form a square assembly frame; each frame of the four frames comprises a corner connector clamping groove and an assembly clamping groove; the method is characterized in that: the assembly clamping groove is a long strip-shaped assembly clamping groove along the length direction of the frame and is used for splicing the edge of the photovoltaic assembly; the corner brace clamping groove is arranged below the component clamping groove and used for inserting a corner brace, and the corner brace clamping groove is positioned on the inner side of the frame; the first frame and the second frame are opposite sides; the first frame further comprises an upper bridging member; the upper lapping component is arranged on the outer side of the upper end of the first frame; the outer side of the lower end of the second frame is provided with a lower lap joint part which is matched and connected with the upper lap joint part of the first frame; and a mounting part is arranged on the outer side of the fourth frame.

2. The novel photovoltaic module border of claim 1, characterized in that: the upper bridging part is a hollow strip-shaped metal plate, and convex ribs along the length direction of the metal plate are arranged below the metal plate.

3. The novel photovoltaic module border of claim 1, characterized in that: the lower lap joint part is a hollow strip-shaped metal plate, two convex edges along the length direction of the metal plate are arranged on the metal plate, and two grooves are formed on the metal plate by the two convex edges.

4. The novel photovoltaic module border of claim 1, characterized in that: the length of the upper overlapping part of the first frame is longer than that of the second frame; the lengths of the component clamping grooves and the angle code clamping grooves of the first frame are respectively equal to the lengths of the component clamping grooves and the angle code clamping grooves of the second frame.

5. The novel photovoltaic module border of claim 1, characterized in that: in the process of mounting the photovoltaic modules, in two adjacent photovoltaic modules, the fourth frame of one photovoltaic module is fixed on the batten or other fixed objects through the mounting part, the third frame is overlapped on the fourth frame of the other photovoltaic module, and the fourth frame of the other photovoltaic module is fixed on the batten or other fixed objects through the mounting part.

6. The novel photovoltaic module border of claim 1, characterized in that: the mounting part is a hollow elongated metal plate, the thickness of the metal plate is equal to that of the fourth frame, and a tile hanging beam is arranged below the metal plate and used for hanging the frame on a tile hanging strip or other fixtures; and the metal plate is also provided with mounting holes for fixedly mounting the frame on the battens through screws.

7. The novel photovoltaic module border of claim 1, characterized in that: and the inner side of the upper groove wall of the component clamping groove is provided with a glue overflow groove.

8. The novel photovoltaic module bezel of claim 6, wherein: the fourth frame is arranged on the battens through the cap-free screws; the cap-free screws penetrate through the mounting holes of the frames and are fastened on the battens, and the fourth frame is fixedly mounted on the battens.

9. The novel photovoltaic module bezel of claim 6, wherein: the tile hanging strip is provided with L-shaped screws, square mounting holes for inserting the upper ends of the L-shaped screws are formed in the fourth frame, the L-shaped screws are fastened on the tile hanging strip, gaps are reserved between the upper ends of the L-shaped screws and the tile hanging strip, tile hanging cross beams of the fourth frame are hung on the tile hanging strip, the mounting holes of the fourth frame are aligned to the upper ends of the L-shaped screws, the upper ends of the L-shaped screws penetrate through the mounting holes, and the fourth frame is clamped in the reserved gaps.

10. The novel photovoltaic module bezel of claim 6, wherein: the fourth frame is fixedly arranged on the tile hanging strip through a screw passing through a mounting hole in the fourth frame, a stop block is arranged at the upper end of the screw, and the shape of the mounting hole is the same as the shape of the cross section of the stop block; during the installation of the photovoltaic module, the tile hanging beam of the fourth frame is hung on the tile hanging strip, then the screw with the stop block penetrates through the mounting hole of the frame, the screw is screwed down, the mounting hole and the stop block are staggered in interface, and the photovoltaic tile is fixed.