CN218800164U

CN218800164U - Backing plate mechanism for bus bar welding

Info

Publication number: CN218800164U
Application number: CN202223251571.1U
Authority: CN
Inventors: 巩蕊; 刘强; 宋永超
Original assignee: Suzhou Wisdom Valley Laser Intelligent Equipment Co Ltd
Current assignee: Suzhou Wisdom Valley Laser Intelligent Equipment Co Ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-07
Anticipated expiration: 2032-12-05

Abstract

A backing plate mechanism for welding a bus bar comprises at least one group of backing block structures arranged along the length direction of the bus bar, and when the number of the backing block structures is two or more, the backing block structures are arranged into long strips along the length direction of the bus bar; the cushion block structure comprises at least one positioning block used for bearing and supporting the bus bar and an elastic supporting block assembled below the positioning block, so that in the welding process, the welding head can apply large pressure to the bus bar for the welding effect, and the elastic supporting block is assembled below the positioning block, so that the pressure applied to the bus bar is relieved to some extent, the bus bar cannot be damaged, and the effective operation of welding operation cannot be influenced.

Description

Backing plate mechanism for bus bar welding

Technical Field

The utility model relates to a welding field, concretely relates to be used for busbar welded backing plate mechanism.

Background

With the development of society and the advancement of technology, photovoltaic power generation plays an increasingly important role in power supply systems. In the production process of photovoltaic modules, a plurality of cell sheets are connected in series to form a cell string, and a plurality of cell strings are connected through bus bars to form a cell array, so that the welding operation of the bus bars is involved.

When welding operation is carried out, a welding head presses the bus bar downwards at first, and then welding is carried out; if the downward pressing force of the welding head is smaller, the battery piece and the bus bar cannot be completely and tightly attached, so that poor welding, improper welding and other adverse conditions can occur during welding; if the force of pressing the welding head is too large, the bus bar is crushed at the moment when the welding head contacts with the bus bar, and over-welding is caused during welding.

Therefore, how to solve the above-mentioned deficiencies of the prior art is a problem to be solved by the present invention.

Disclosure of Invention

The utility model aims at providing a be used for busbar welded backing plate mechanism.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a backing plate mechanism for welding a bus bar comprises at least one group of backing plate structures arranged along the length direction of the bus bar, and when the number of the backing plate structures is two or more, the backing plate structures are arranged into long strips along the length direction of the bus bar;

the cushion block structure comprises at least one positioning block for bearing and supporting the bus bar and an elastic supporting block assembled below the positioning block.

According to a further technical scheme, the positioning blocks and the elastic supporting blocks are arranged in a one-to-one correspondence mode.

According to a further technical scheme, the cushion block structure further comprises a supporting plate arranged along the length direction of the bus bar, and grooves corresponding to the elastic supporting blocks one to one are formed in the supporting plate; each elastic supporting block is positioned in each groove, and each positioning block is arranged corresponding to each groove and extends upwards out of the groove.

According to a further technical scheme, the base plate mechanism further comprises an adsorption structure for positioning the bus bar on the upper surface of the positioning block, and the adsorption structure comprises a suction head for adsorbing the bus bar and a connecting block arranged below the supporting plate and used for supporting the supporting plate; the suction head is connected with the connecting block, and an air suction port of the suction head is arranged corresponding to the upper surface of the upper supporting plate; the connecting block is provided with an air passage hole which is communicated with the air passage of the suction head; the adsorption structure is at least provided with a group of gas path holes which are communicated with each other through a gas pipe when the adsorption structure is provided with two or more groups.

In a further technical scheme, the adsorption structure further comprises a driver for driving the suction head to move up and down.

According to a further technical scheme, the driver is a one-way cylinder, the upper end of the one-way cylinder is connected with the suction head in an assembling mode, and the lower end of the one-way cylinder is fixedly connected with the connecting block.

According to a further technical scheme, the adsorption structure further comprises a guide block sleeved on the periphery of the suction head, and the guide block is positioned below the support plate.

According to a further technical scheme, the base plate mechanism further comprises a U-shaped support frame, and the support plate is covered above the support frame; the connecting block the guide block with one-way cylinder all locates in the support frame.

Compared with the prior art, the utility model has the advantages of it is following:

the bus bar to be welded is arranged on the positioning block of the cushion block structure, the elastic supporting block with the buffering function is arranged below the positioning block, and therefore in the welding process, the welding head can apply large pressure to the bus bar arranged on the positioning block for the welding effect, the bus bar cannot be damaged, and meanwhile effective operation of welding operation cannot be influenced.

Drawings

FIG. 1 is a schematic structural diagram of a backing plate mechanism according to an embodiment of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the structure at A of FIG. 2;

fig. 4 is an exploded view of fig. 3.

In the above drawings: 31. a cushion block structure; 311. positioning a block; 312. an elastic supporting block; 313. a support frame; 314. a support plate; 315. a connecting plate; 317. a groove; 32. an adsorption structure; 321. a suction head; 322. a supporting block; 323. a gas path hole; 324. an air pipe; 325. a one-way cylinder; 326. and a guide block.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

example (b): the present disclosure will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the disclosure may be shown and described, and which, when modified and varied by the techniques taught herein, can be made by those skilled in the art without departing from the spirit and scope of the disclosure.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The singular forms "a", "an", "the" and "the", as used herein, also include the plural forms.

As used herein, "connected" or "positioned" refers to two or more elements or devices being in direct physical contact with each other or in indirect physical contact with each other, and may also refer to two or more elements or devices being in operation or acting on each other.

As used herein, the terms "comprising," "including," "having," and the like are open-ended terms that mean including, but not limited to.

As used herein, the term (terms), unless otherwise indicated, shall generally have the ordinary meaning as commonly understood by one of ordinary skill in the art, in this written description and in the claims. Certain terms used to describe the disclosure are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the disclosure.

The terms "upper" and "lower" used herein are directional terms, and are used only for describing the positional relationship between the structures, and are not intended to limit the protection schemes and the actual implementation directions.

Referring to fig. 1-4, a backing plate mechanism for bus bar welding includes at least one set of pad structures 31 disposed along the length direction of the bus bar, and when the number of the pad structures 31 is two or more, the pad structures 31 are arranged in a long strip along the length direction of the bus bar, so as to adapt to the positioning requirements of the bus bars with different lengths.

The pad structure 31 includes at least one positioning block 311 for bearing and supporting the bus bar, and elastic supporting blocks 312 installed below the positioning block 311 and corresponding to the positioning block 311 one by one. When there is one positioning block 311, the length of the positioning block 311 corresponds to the length of the bus bar; when the positioning blocks 311 are plural, the positioning blocks 311 are arranged in a long strip shape along the length direction of the bus bar to adapt to the bus bars with different lengths.

The spacer structure 31 further includes a supporting plate 314 disposed along the length direction of the bus bar, and a U-shaped supporting frame 313 disposed below the supporting plate 314, wherein the supporting plate 314 is covered on the supporting frame 313; a connecting plate 315 for improving the strength of the lower surface is fixedly connected to the lower surface of the supporting plate 314; the supporting plate 314 is provided with grooves 317 corresponding to the elastic supporting blocks 312 one by one; each elastic supporting block 312 is positioned in each groove 317, and each positioning block 311 is disposed corresponding to each groove 317 and extends upwards out of the groove 317 for carrying and supporting a bus bar.

The backing plate mechanism further comprises an adsorption structure 32 for positioning the bus bar on the upper surface of the positioning block 311, wherein the adsorption structure 32 comprises an absorption head 321 for adsorbing the bus bar, a guide block 326 sleeved on the periphery of the absorption head 321, and a connecting block 322 arranged below the supporting plate 314 and used for supporting the supporting plate 314; the guide block 326 is positioned below the support plate 314. The suction head 321 is connected to the connecting block 322, a suction port of the suction head 321 is arranged corresponding to the upper surface of the supporting plate 314, and when the suction head is used for sucking, the suction port of the suction head 321 is attached to the bottom of the bus bar on the positioning block 311; an air passage hole 323 is formed in the connecting block 322, and the air passage hole 323 is communicated with the air passage of the suction head 321. The arrangement of the adsorption structure 32 can enable the bus bar to be more accurately positioned on the positioning block 311, and position change cannot occur in the welding process to ensure the welding quality.

At least one group of adsorption structures 32 is arranged; when the adsorption structure 32 is provided with two or more sets, the gas path holes 323 on each connecting block 322 form gas path communication through the gas pipe 324.

The suction structure 32 further includes a driver for driving the suction head 321 to move up and down. When the bus bar to be positioned moves downwards to the positioning block 311, the driver drives the suction head 321 to move upwards and be higher than the upper surface of the positioning block 311 to cater for the bus bar to be positioned, and when the suction port of the suction head 321 is attached to the bus bar, the driver drives the suction head 321 to move downwards, so that the bus bar is finally positioned on the upper surface of the positioning block 311, and at the moment, the suction head 321 is still in an adsorption state and is kept until the welding process is finished. Therefore, the bus bar can be more accurately positioned on the positioning block 311, and the position change can not occur in the welding process, so that the welding quality is ensured. The driver is a one-way cylinder 325, the upper end of the one-way cylinder 325 is connected with the suction head 321 in an assembling way, the lower end of the one-way cylinder 325 is fixedly connected with the supporting block 322, and the driver can also be a motor or other devices capable of driving the suction head 321 to move up and down.

According to above-mentioned structural component, now just the utility model discloses a concrete theory of operation explains as follows:

when the bus bar to be positioned moves downwards to the positioning block 311, the one-way cylinder 325 drives the suction head 321 to move upwards and meet the bus bar, when the suction port of the suction head 321 is attached to the bus bar, the suction head 321 drives the bus bar to move downwards, so that the bus bar is finally positioned on the upper surface of the positioning block 311, and the bus bar is continuously sucked until the welding process is finished.

In the welding process, the welding head can apply a large pressure to the bus bar for the welding effect, and because the elastic supporting block 312 is assembled below the positioning block 311, the pressure applied to the bus bar is relieved to some extent, the bus bar cannot be damaged, and the effective operation of the welding operation cannot be influenced.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a be used for busbar welded backing plate mechanism which characterized in that: the bus bar structure comprises cushion block structures (31) arranged along the length direction of a bus bar, wherein at least one group of cushion block structures (31) is arranged, and when two or more groups of cushion block structures (31) are arranged, each group of cushion block structures (31) are arranged into long strips along the length direction of the bus bar;

the cushion block structure (31) comprises at least one positioning block (311) for bearing and supporting the bus bar and an elastic supporting block (312) assembled below the positioning block (311).

2. The backing plate mechanism for bus bar welding according to claim 1, wherein: the positioning blocks (311) and the elastic supporting blocks (312) are arranged in a one-to-one correspondence manner.

3. The backing plate mechanism for bus bar welding according to claim 2, wherein: the cushion block structure (31) further comprises a supporting plate (314) arranged along the length direction of the bus bar, and grooves (317) corresponding to the elastic supporting blocks (312) one by one are formed in the supporting plate (314); each elastic supporting block (312) is positioned in each groove (317), and each positioning block (311) is arranged corresponding to each groove (317) and extends out of each groove (317) upwards.

4. The backing plate mechanism for bus bar welding according to claim 3, wherein: the base plate mechanism further comprises an adsorption structure (32) for positioning the bus bar on the upper surface of the positioning block (311), wherein the adsorption structure (32) comprises a suction head (321) for adsorbing the bus bar and a connecting block (322) arranged below the supporting plate (314) and used for supporting the supporting plate (314); the suction head (321) is connected with the connecting block (322), and the suction port of the suction head is arranged corresponding to the upper surface of the supporting plate (314); the connecting block (322) is provided with an air path hole (323), and the air path hole (323) is communicated with the air path of the suction head (321);

the adsorption structure (32) is provided with at least one group, and when the adsorption structure (32) is provided with two or more groups, the gas path holes (323) on each connecting block (322) form gas path communication through a gas pipe (324).

5. The backing plate mechanism for bus bar welding according to claim 4, wherein: the adsorption structure (32) also comprises a driver for driving the suction head (321) to move up and down.

6. The backing plate mechanism for bus bar welding according to claim 5, wherein: the driver is a one-way cylinder (325), the upper end of the one-way cylinder (325) is assembled and connected with the suction head (321), and the lower end of the one-way cylinder is fixedly connected with the connecting block (322).

7. The backing plate mechanism for bus bar soldering according to claim 6, wherein: the adsorption structure (32) further comprises a guide block (326) sleeved on the periphery of the suction head (321), and the guide block (326) is positioned below the support plate (314).

8. The backing plate mechanism for bus bar welding according to claim 7, wherein: the base plate mechanism further comprises a U-shaped support frame (313), and the support plate (314) is arranged above the support frame (313) in a covering mode; the connecting block (322), the guide block (326) and the one-way cylinder (325) are all arranged in the supporting frame (313).