CN211045450U

CN211045450U - Inside semiconductor components and parts connection structure of photovoltaic module

Info

Publication number: CN211045450U
Application number: CN201922394478.8U
Authority: CN
Inventors: 郭志球; 王娟; 金叶义
Original assignee: Jingke Energy Technology Haining Co ltd; Zhejiang Jinko Solar Co Ltd
Current assignee: Zhejiang Jinko Solar Co Ltd; Jinko Solar Haining Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-07-17
Anticipated expiration: 2029-12-27

Abstract

The utility model provides an inside semiconductor components and parts connection structure of photovoltaic module, including a plurality of semiconductor components and parts that are the array, and connect the many busbar of adjacent semiconductor components and parts, the attached a plurality of positive electrodes in a side of semiconductor components and parts, the attached a plurality of negative electrodes in another side, in each horizontal row along the array, adjacent semiconductor components and parts are according to the positive electrode in the same face, the negative electrode is arranged in turn, the busbar is by the positive electrode/positive electrode that the positive electrode/negative electrode of a semiconductor components and parts are straight to extend to adjacent semiconductor components and parts, many busbar between per adjacent two semiconductor components and parts are parallel arrangement, along the upper and lower face of array horizontal row, the busbar of sectional type is the crisscross laying. The utility model discloses greatly simplify present welding scheme, reduce the welding complexity, improve the welding yield, reduce the subassembly area, effectively reduce the subassembly cost, increase the output of components and parts module, improve the output efficiency of module.

Description

Inside semiconductor components and parts connection structure of photovoltaic module

Technical Field

The utility model belongs to the technical field of solar energy, a photovoltaic module's arranging, especially an inside semiconductor components and parts connection structure of photovoltaic module is related to.

Background

The current battery is connected with the battery through the conductive welding strip, the conductive welding strip needs to be bent between the batteries to ensure the positive electrodes and the negative electrodes of the two batteries to be connected with each other, but the gap between the current assembly design battery and the battery is required to be smaller and better, so that the assembly efficiency is improved, short circuit risks and the risks of battery fragment and hidden crack are generated in the bending area of the conductive welding strip, and the risks of fragment increase along with the fact that the battery is thinner and thinner in the future, and the fragility of the battery fragment can be increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided one kind through homonymy welded connected mode, avoided the phenomenon of buckling to guarantee the inside semiconductor components and parts connection structure of photovoltaic module of welding yield.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an inside semiconductor components and parts connection structure of photovoltaic module, includes a plurality of semiconductor components and parts that are the array, and connects adjacently many busbar of semiconductor components and parts, the attached a plurality of positive electrodes in a side of semiconductor components and parts, the attached a plurality of negative electrodes in another side, along each row of array, adjacent semiconductor components and parts arrange according to positive electrode, negative electrode in turn in the coplanar, the busbar is by the positive electrode/negative electrode flat and straight extension of a semiconductor components and parts to the negative electrode/positive electrode of adjacent semiconductor components and parts, and many busbar between every adjacent two semiconductor components and parts are parallel arrangement, along the upper and lower face of array row, the busbar of sectional type is the crisscross and lays.

In the semiconductor component connecting structure inside the photovoltaic module, the positive electrode/negative electrode is used for collecting positive/negative current transmitted from the inside of the semiconductor component. The conductive strip is a conductive metal or non-metal material, and can be in good conductive contact with the positive electrode and the negative electrode of the semiconductor component for collecting and transmitting current. And the adjacent two semiconductor components are connected through the conductive bars so as to ensure that the internal current of the first semiconductor component is transmitted to the second semiconductor component through the conductive bars. In each horizontal row of the array, a plurality of semiconductor components with the same specification are arranged along a straight line in a flush mode.

In the internal semiconductor component connecting structure of the photovoltaic module, the semiconductor component is square or rectangular, the length ratio of the side length of the semiconductor component is 1:1 to 1:20, the long side is used as a reference side, and the positive electrode and the negative electrode are both arranged perpendicular to the reference side.

In the internal semiconductor component connecting structure of the photovoltaic module, the number of the positive electrodes on each semiconductor component is 4 to 20, the number of the negative electrodes on each semiconductor component is 4 to 20, and the number of the positive electrodes and the number of the negative electrodes on the same semiconductor component are the same.

In the above structure for connecting semiconductor devices inside photovoltaic modules, the width of the conductive bar is 0.3mm to 5 mm.

In the above structure for connecting semiconductor devices inside photovoltaic modules, the bus bars have a rectangular or circular or triangular cross section.

In the above structure for connecting semiconductor devices inside a photovoltaic module, the positive electrode is a mesh-shaped metal electrode; the negative electrode is a mesh-shaped metal electrode.

Compared with the prior art, the connecting structure of the semiconductor component in the photovoltaic module has the following advantages:

The connection structure removes a bending procedure, and ensures circuit connection between the batteries through a special battery scheme. Furthermore, almost no gap can be formed between adjacent semiconductor components. Through a brand-new assembly packaging scheme, the current welding scheme is greatly simplified, the welding complexity is reduced, the welding yield is improved, the assembly area is reduced, the assembly cost is effectively reduced, the output power of a component module is increased, and the output efficiency of the module is improved.

Drawings

Fig. 1 is a schematic plan view of the connection structure of the semiconductor components inside the photovoltaic module.

Fig. 2 is a schematic cross-sectional structure diagram of the connection structure of the semiconductor component inside the photovoltaic module.

In the figure, 1, a semiconductor component; 2. a conductive strip; 3. a positive electrode; 4. and a negative electrode.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and fig. 2, the structure for connecting semiconductor devices inside a photovoltaic module includes a plurality of semiconductor devices 1 in an array and a plurality of bus bars 2 connecting adjacent semiconductor devices 1, wherein a plurality of positive electrodes 3 are attached to one side surface of each semiconductor device 1, a plurality of negative electrodes 4 are attached to the other side surface of each semiconductor device 1, adjacent semiconductor devices 1 are alternately arranged in the same plane according to the positive electrodes 3 and the negative electrodes 4 along each horizontal row of the array, the bus bars 2 extend from the positive electrodes 3/the negative electrodes 4 of one semiconductor device 1 to the negative electrodes 4/the positive electrodes 3 of the adjacent semiconductor devices 1, the bus bars 2 between each two adjacent semiconductor devices 1 are arranged in parallel, and the sectional bus bars 2 are alternately arranged along the upper and lower surfaces of the horizontal row of the array.

In the connecting structure of the semiconductor component inside the photovoltaic module, the positive electrode 3/the negative electrode 4 are used for collecting positive/negative current transmitted from the inside of the semiconductor component 1. The conductive strip 2 is a conductive metal or non-metal material, and can be in good conductive contact with the positive electrode 3 and the negative electrode 4 of the semiconductor component 1 for collecting and transmitting current. Two adjacent semiconductor components 1 are connected through the conducting bar 2 to ensure that the current in the first semiconductor component 1 is transmitted to the second semiconductor component 1 through the conducting bar 2. In each row of the array, a plurality of semiconductor components 1 with the same specification are arranged along a straight line and in a flush manner.

The semiconductor component 1 is square or rectangular, the length ratio of the side length is 1:1 to 1:20, the long side is used as a reference side, and the positive electrode 3 and the negative electrode 4 are both arranged perpendicular to the reference side.

The number of the positive electrodes 3 on each semiconductor component 1 is 4 to 20, the number of the negative electrodes 4 on each semiconductor component 1 is 4 to 20, and the number of the positive electrodes 3 and the number of the negative electrodes 4 on the same semiconductor component 1 are the same.

The width of the conductive strip 2 is 0.3mm to 5 mm.

The cross-sectional shape of the conductive strip 2 is rectangular or circular or triangular.

The positive electrode 3 is a net-shaped metal pole; the negative electrode 4 is a mesh-shaped metal pole.

Compared with the prior art, the connecting structure of the semiconductor component 1 in the photovoltaic module has the following advantages:

The connection structure removes a bending procedure, and ensures circuit connection between the batteries through a special battery scheme. Further, almost no gap can be formed between adjacent semiconductor elements 1. Through a brand-new assembly packaging scheme, the current welding scheme is greatly simplified, the welding complexity is reduced, the welding yield is improved, the assembly area is reduced, the assembly cost is effectively reduced, the output power of a component module is increased, and the output efficiency of the module is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the semiconductor component 1 is used more here; a conductive strip 2; a positive electrode 3; negative electrode 4, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an inside semiconductor components and parts connection structure of photovoltaic module, includes a plurality of semiconductor components and parts that are the array, and connects adjacently many busbar of semiconductor components and parts, its characterized in that, a plurality of positive electrodes of the attached of a side of semiconductor components and parts, a plurality of negative electrodes of the attached of another side, along each horizontal row of array, adjacent semiconductor components and parts arrange according to positive electrode, negative electrode are in turn in the coplanar, the busbar is extended to the negative electrode/positive electrode of adjacent semiconductor components and parts by the positive electrode/negative electrode straight of a semiconductor components and parts, and many busbar between every two adjacent semiconductor components and parts are parallel arrangement, along the upper and lower face of array horizontal row, and the busbar of sectional type is the crisscross and lays.

2. The structure for connecting semiconductor components inside a photovoltaic module according to claim 1, wherein the semiconductor components are square or rectangular, the length ratio of the side length of the semiconductor components is 1:1 to 1:20, the long side is used as a reference side, and the positive electrode and the negative electrode are both arranged perpendicular to the reference side.

3. The structure for connecting semiconductor components inside a photovoltaic module according to claim 1, wherein the number of positive electrodes on each semiconductor component is 4 to 20, the number of negative electrodes on each semiconductor component is 4 to 20, and the number of positive electrodes and the number of negative electrodes on the same semiconductor component are the same.

4. The photovoltaic module internal semiconductor component connection structure according to claim 1, wherein the width of the conductive strip is 0.3mm to 5 mm.

5. The photovoltaic module internal semiconductor component connection structure according to claim 1, wherein the conductive bars have a rectangular or circular or triangular cross-sectional shape.

6. The photovoltaic module internal semiconductor component connection structure according to claim 1, wherein the positive electrode is a mesh-shaped metal electrode; the negative electrode is a mesh-shaped metal electrode.