WO2020177489A1

WO2020177489A1 - Photovoltaic component installation assembly

Info

Publication number: WO2020177489A1
Application number: PCT/CN2020/071910
Authority: WO
Inventors: 陈桂佳; 王禹; 田瑞; 孙宇
Original assignee: 天合光能股份有限公司
Priority date: 2019-03-07
Filing date: 2020-01-14
Publication date: 2020-09-10
Also published as: CN109787553A

Abstract

A photovoltaic component installation assembly, comprising a junction box frame (1) matching the edge of a junction box and two frame assemblies respectively matching the short edges of the photovoltaic component. Each frame assembly comprises at least two frames (2) that are spliced. Both the junction box frame and the frames are provided with connection slot holes matched with bolts. The connection slots are T-shaped or I-shaped. The installation assembly is applied to the installation of double glass components, enables the installation to be convenient and fast, improves the overall reliability, and solves the problem of component slippage caused by the mismatch of the size of the frameless component and a pressing block.

Description

[Name of invention developed by ISA according to Rule 37.2] 　A photovoltaic module installation module

Technical field

The invention belongs to the technical field of photovoltaics, and specifically relates to a new type of photovoltaic module installation assembly.

Background technique

The existing installation method of the double-sided double glass module mainly adopts the conventional pressure block installation, and the pressure block installation is to place the double glass module in the middle of the pressure block and fasten it with screws. In the installation process, not only the operation is troublesome, but also in the tightening process, if excessive force is applied, it is easy to cause the glass to explode due to impact. In addition, the pressure block type installation position is on the long side or short side of the module, the support position of the bracket is on the side of the module, and the module is suspended without support. Therefore, after long-term use, it is prone to deformation after the impact of rain, snow, and wind, which will cause the cell to crack and affect the output power and service life of the module. For example, the patent document with the publication number CN207781623U discloses a new type of double glass module press block and a double glass module mounting frame. The new double glass module press block includes an upper press block, a lower press block and a connecting piece. The upper press block is composed of an upper top plate. , The upper side plate and the upper bottom plate are connected to form a U-shaped structure; the lower pressing block is formed by connecting the lower bottom plate, the lower side plate and the lower top plate to form a U-shaped structure; the connector is used to connect the upper bottom plate and the lower bottom plate; when the connector is connected to the upper bottom plate When it is connected to the lower bottom plate, the openings of the upper press block and the lower press block are opposite, and the upper bottom plate of the upper press block is located on the lower bottom plate of the lower press block. The connecting piece is fixedly connected to the upper bottom plate and the lower bottom plate. The lower surface of the upper top plate and the lower top plate There is an installation space between the upper surfaces for installing double glass components; when the connecting piece is in a disassembled state, the upper top plate can move away from the lower top plate.

Summary of the invention

In order to solve the above-mentioned problems, the present invention provides a new type of photovoltaic module installation assembly, which solves the problem of module slippage caused by the size of the frameless module and the pressure block.

The technical scheme of the present invention is: a new type of photovoltaic module installation assembly, comprising a junction box frame matched with the edge of the junction box and two sets of frame assemblies matched with the short side or the long side of the photovoltaic module. The frame assembly It comprises at least two spliced and connected frames, and both the frame and the frame of the junction box are provided with connecting slots matched with bolts.

The frame of the present invention can be made of aluminum, steel, stainless steel, glass fiber reinforced plastic, and polymer materials. The frame of the junction box can be a riveted silver frame. The present invention is applicable to photovoltaic modules with the junction box located in the middle of the photovoltaic module. Each frame in the module is matched with the short side or the long side of the photovoltaic module, and then bolts are inserted into the connection slot to be fixed. The frame of the junction box can be glued to the edge of the junction box with structural glue, and then bolts are used to penetrate the connection slot to fix. The position of the connection slot in the present invention corresponds to the purlin and section steel of the tracking bracket of the photovoltaic module. After installing the purlin in a standard position, insert the bolt into the connecting slot on the frame, and align the hole on the purlin to complete the installation easily.

There are many structural forms of the frame in the present invention. Preferably, the frame includes a rectangular support portion and a bending portion, and the bending portion includes a vertical portion extending vertically upward from one end of the rectangular support portion. The part is horizontally bent to form a horizontal bent edge, and the connecting slot on the frame is opened on the bottom of the rectangular support part.

Preferably, the frame includes a rectangular support portion and a bending portion, the bending portion includes a vertical portion extending vertically upward from one end of the rectangular support portion, and the vertical portion is horizontally bent to form a horizontal bending edge, so The top and bottom of the rectangular support portion respectively extend horizontally to form an upper horizontal extension and a lower horizontal extension. The end of the upper horizontal extension and the port of the horizontal bending edge are in the same vertical direction. The connection on the frame Slot holes are opened on the lower horizontal extension part.

Preferably, the length of the lower horizontal extension is greater than the length of the upper horizontal extension.

Preferably, the frame component includes two frames.

There are various structural forms of the junction box frame in the present invention. Preferably, the junction box frame includes an upper horizontal support portion, a lower horizontal support portion, and a vertical support portion located between the upper horizontal support portion and the lower horizontal support portion, The width of the upper horizontal support portion is smaller than the width of the lower horizontal support portion, and the connection slot on the frame of the junction box is opened on the lower horizontal support portion.

There are many structural forms of the connecting slot in the present invention. Preferably, the connecting slot has a "T" shape or the connecting slot is a waist-shaped connecting slot.

Preferably, the length of the frame is 100 to 500 mm.

Preferably, the connecting slot on the frame is located 50-350 mm away from the end of the frame.

Compared with the prior art, the beneficial effects of the present invention are embodied in:

The invention can be widely applied to the installation of double glass components, and the installation is extremely convenient and fast, and the invention can improve the overall reliability and solve the problem of component slippage caused by the size of the frameless component and the pressing block.

Figure overview

FIG. 1 is a schematic structural diagram of the first embodiment of the frame in the present invention.

FIG. 2 is a schematic structural diagram of the first embodiment of the frame in the present invention from another perspective.

Fig. 3 is a schematic structural diagram of a second embodiment of the frame in the present invention.

FIG. 4 is a schematic structural view of another view of the second embodiment of the frame in the present invention.

Figure 5 is a schematic diagram of the structure of the frame of the junction box in the present invention.

Fig. 6 is a schematic diagram of the top structure of the frame of the junction box in the present invention.

Preferred embodiment of the invention

As shown in Figure 1, the present invention includes a junction box frame 1 matched with the edge of the junction box, and two sets of frame assemblies respectively matched with the short or long sides of the photovoltaic module. The frame assembly includes at least two spliced and connected The frame 2, for example, the frame component may include two frames 2.

As shown in Fig. 2 and Fig. 4, in the present invention, both the frame 1 and the frame 2 of the junction box are provided with connecting slots matching with bolts. There are many structural forms of the connecting slot in the present invention, the connecting slot is in a "T" shape or the connecting slot is a waist-shaped connecting slot. In the present invention, the length of the frame 2 is 100-500 mm, and the connecting slot on the frame 2 is located at a distance of 50-350 mm from the end of the frame 2.

In the present invention, the frame 2 can be made of aluminum, steel, stainless steel, glass fiber reinforced plastic, polymer materials, and the junction box frame 1 can be a riveted silver frame. The present invention is applicable to photovoltaic modules with the junction box located in the middle of the photovoltaic module. Fit each frame 2 of the frame assembly with the short side or long side of the photovoltaic module, and then use bolts to penetrate into the connection slot to fix. The junction box frame 1 can be glued to the edge of the junction box with structural glue, and then bolts are used to penetrate into the connection slot to fix. The position of the connection slot in the present invention corresponds to the purlin and section steel of the tracking bracket of the photovoltaic module. , After installing the purlin in a standard position, snap the bolt into the connecting slot on the frame, and align the hole on the purlin to easily complete the installation.

The frame 2 in the present invention has a variety of structural forms. As shown in FIG. 1, the frame 2 in this embodiment includes a rectangular support portion 21 and a bent portion. The bent portion includes a rectangular support portion 21 that extends vertically upwards. The vertical portion 22 is horizontally bent to form a horizontal bending edge 23, and the connecting slot on the frame 2 is opened on the bottom of the rectangular support portion 21.

As shown in FIG. 3, the frame 2 in this embodiment includes a rectangular support portion 21 and a bending portion. The bending portion includes a vertical portion 22 extending vertically upward from one end of the rectangular support portion 21. The vertical portion 22 Horizontal bending forms a horizontal bending edge 23. The top and bottom of the rectangular support portion 21 extend horizontally to form an upper horizontal extension portion 24 and a lower horizontal extension portion 25. The ends of the upper horizontal extension portion 24 and the horizontal bending edge The ports of 23 are in the same vertical direction, and the connecting slot on the frame 2 is opened on the lower horizontal extension 25. The length of the lower horizontal extension 25 is greater than the length of the upper horizontal extension 24.

In the present invention, there are many structural forms of the junction box frame 1, as shown in Figures 5 and 6. In this embodiment, the junction box frame 1 includes an upper horizontal support portion 11, a lower horizontal support portion 12, and an upper horizontal support portion 11 The vertical support portion 13 between the upper horizontal support portion 11 and the lower horizontal support portion 12, the width of the upper horizontal support portion 11 is smaller than the width of the lower horizontal support portion 12, the connection slot on the junction box frame 1 is opened in the lower horizontal support portion 12 on.

Claims

A new type of photovoltaic module installation assembly, which is characterized in that it comprises a junction box frame matched with the edge of the junction box and two sets of frame assemblies matched with the short or long sides of the photovoltaic assembly. The frame assembly includes at least two There are two spliced and connected frames, and the junction box frame and the frame are both provided with connection slots matching with bolts.
The installation assembly of a new-style photovoltaic module according to claim 1, wherein the frame includes a rectangular support portion and a bending portion, and the bending portion includes a vertical portion extending vertically upward from one end of the rectangular support portion, The vertical part is bent horizontally to form a horizontal bent edge, and the connecting slot on the frame is opened on the bottom of the rectangular support part.
The installation assembly of a new-style photovoltaic module according to claim 1, wherein the frame includes a rectangular support portion and a bending portion, and the bending portion includes a vertical portion extending vertically upward from one end of the rectangular support portion, The vertical portion is horizontally bent to form a horizontal bending edge, the top and bottom of the rectangular support portion extend horizontally to form an upper horizontal extension portion and a lower horizontal extension portion, and the ends of the upper horizontal extension portion and the horizontal bending edge The ports are in the same vertical direction, and the connecting slot on the frame is opened on the lower horizontal extension.
The installation assembly of the new photovoltaic module according to claim 3, wherein the length of the lower horizontal extension is greater than the length of the upper horizontal extension.
The installation assembly of the new photovoltaic module according to claim 1, wherein the frame assembly includes two frames.
The installation assembly of the new photovoltaic module according to claim 1, wherein the junction box frame includes an upper horizontal support portion, a lower horizontal support portion, and a vertical support located between the upper horizontal support portion and the lower horizontal support portion. The width of the upper horizontal support portion is smaller than the width of the lower horizontal support portion, and the connection slot on the frame of the junction box is opened on the lower horizontal support portion.
The new-type photovoltaic module mounting assembly according to claim 1, wherein the connecting slot is a "T" shape or the connecting slot is a waist-shaped connecting slot.
The installation assembly of the new photovoltaic module according to claim 1, wherein the length of the frame is 100-500 mm.
The mounting assembly of the new photovoltaic module according to claim 1, wherein the connecting slot on the frame is located at a distance of 50-350 mm from the end of the frame.