CN214348796U

CN214348796U - Bending device for reducing breaking rate of photovoltaic panel

Info

Publication number: CN214348796U
Application number: CN202022925715.1U
Authority: CN
Inventors: 闫江涛; 王培卿; 张斐; 郑克; 杨浩周
Original assignee: Baoding Jiasheng Photovoltaic Technology Co Ltd
Current assignee: Baoding Jiasheng Photovoltaic Technology Co Ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-10-08
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a bending device for reducing the breaking rate of a photovoltaic plate, which comprises a frame, wherein a fixed plate is fixedly arranged on the frame, a lower pressing plate is detachably connected on the fixed plate, an upper pressing plate corresponding to the lower pressing plate is arranged above the lower pressing plate, and a groove and a bulge are correspondingly arranged on the contact surface of the upper pressing plate and the lower pressing plate; the upper press plate can be dismantled and be connected with the lifter plate, and the lifter plate is connected with the support, support and frame fixed connection, is provided with the cylinder between lifter plate and the support, and cylinder electric connection has the PLC controller. The utility model discloses a cylinder drive top board up-and-down motion to combine the transfer rate of welding the area, produce the buckling of appropriate quantity on welding the area as required, thereby avoid welding the solder joint and the battery flange edge of playing of taking in the welding process, make the solder joint move backward, when not influencing welding performance, reduce the piece rate of panel, the welding area of buckling simultaneously can produce the buffering for the deflection that the welding area expend with heat and contract with cold produced, improves the life-span of photovoltaic board.

Description

Bending device for reducing breaking rate of photovoltaic panel

Technical Field

The utility model relates to a photovoltaic board production facility technical field especially relates to a reduce bending device of photovoltaic board percent of damage.

Background

The solar energy industry is developing vigorously worldwide as a low-carbon renewable energy source, and the installation amount of each country is increased year by year. In the production process of the photovoltaic module, the photovoltaic welding strips are required to be used for connecting the cells in the photovoltaic module, so that the important function of conducting and gathering electricity is played. Through research, the following results are found: in the production process of the photovoltaic panel, the welding starting point is too close to the edge of the cell, so that the higher fragment rate is caused in the welding process; meanwhile, the welding strip is found to be easy to break to cause the disconnection of the photovoltaic module and influence the power generation efficiency of the photovoltaic module in the daily working process due to the reason of expansion with heat and contraction with cold.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a reduce bending device of photovoltaic board percentage of damage to solve the problem that above-mentioned prior art exists, reduce the percentage of damage of photovoltaic board.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a bending device for reducing the breaking rate of a photovoltaic panel, which comprises a frame, wherein a fixed plate is fixedly arranged on the frame, a lower pressing plate is detachably connected on the fixed plate, an upper pressing plate corresponding to the lower pressing plate is arranged above the lower pressing plate, and a groove and a bulge are correspondingly arranged on the contact surface of the upper pressing plate and the lower pressing plate; the upper press plate is detachably connected with a lifting plate, the lifting plate is connected with a support, the support is fixedly connected with the rack, a cylinder is arranged between the lifting plate and the support, and the cylinder is electrically connected with a PLC (programmable logic controller).

Preferably, the grooves comprise a first groove and a second groove, the protrusions comprise a first protrusion and a second protrusion, the first groove and the first protrusion are arranged on the upper pressing plate, the second protrusion and the second groove are arranged on the lower pressing plate, the first groove and the second protrusion are matched, and the second groove and the first protrusion are matched; the first groove, the first protrusion, the second protrusion and the second groove are all arc-shaped structures.

Preferably, the upper pressing plate and the lower pressing plate are 10mm in thickness, the depth of the groove is 0.4mm-0.8mm, and the height of the protrusion is 0.4mm-0.8 mm.

Preferably, the depth of the groove is 0.6mm, and the height of the protrusion is 0.6 mm.

Preferably, horizontal transition areas are arranged between the first groove and the first protrusion and between the second protrusion and the second groove.

Preferably, the upper pressing plate and the lower pressing plate are steel plates, and the lifting plate and the fixing plate are electromagnet plates.

Preferably, the upper pressing plate and the lower pressing plate are both provided with a positioning hole and a positioning groove, and the lifting plate and the fixing plate are fixedly provided with a positioning column and a positioning block which are matched with the positioning hole and the positioning groove.

The utility model discloses a following technological effect: the utility model discloses a cylinder drive top board up-and-down motion to combine the transfer rate of welding the area, produce the buckling of appropriate quantity on welding the area as required, thereby avoid welding the solder joint and the battery flange edge of playing of taking in the welding process, make the solder joint move backward, when not influencing welding performance, reduce the piece rate of panel, the welding area of buckling simultaneously can produce the buffering for the deflection that the welding area expend with heat and contract with cold produced, improves the life-span of photovoltaic board.

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 embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural view of a bending apparatus of the present invention;

FIG. 2 is a schematic view of the structure of the lower pressing plate of the present invention;

FIG. 3 is a schematic view of the structure of the upper platen of the present invention;

FIG. 4 is a schematic view of the groove and protrusion mechanism of the present invention;

fig. 5 is a schematic view of the cooperation between the lower pressing plate and the upper pressing plate of the present invention.

Wherein, 1 is the frame, 2 is the fixed plate, 3 is the holding down plate, 4 is the top board, 5 is the recess, 51 is first recess, 52 is the second recess, 6 is the arch, 61 is first arch, 62 is the second arch, 7 is the lifter plate, 8 is the support, 9 is the cylinder, 10 is the locating hole, 11 is the constant head tank.

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 above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1-5, the utility model provides a reduce bending device of photovoltaic board percentage of damage, including frame 1, fixed being provided with fixed plate 2 in frame 1, can dismantling on the fixed plate 2 and be connected with holding down plate 3, the top of holding down plate 3 is provided with corresponding top board 4 with it, and top board 4 can be dismantled and be connected with lifter plate 7, and lifter plate 7 is connected with support 8, support 8 and 1 fixed connection of frame, is provided with cylinder 9 between lifter plate 7 and the support 8, and cylinder 9 electric connection has the PLC controller.

The upper press plate 4 and the lower press plate 3 are steel plates, the lifting plate 7 and the fixed plate 2 are electromagnet plates, and detachable connection of the upper press plate 4 and the lower press plate 3 is achieved through electromagnets. Locating hole 10 and constant head tank 11 have all been seted up on top board 4 and the lower clamp plate 3, and fixed being provided with on lifter plate 7 and the fixed plate 2 with locating hole 10 and constant head tank 11 looks adaptation reference column and locating piece, cooperate with reference column and locating piece respectively through locating hole 10 and constant head tank 11 and realize the locate function.

The contact surface of the upper pressing plate 4 and the lower pressing plate 3 is correspondingly provided with a groove 5 and a bulge 6; the groove 5 comprises a first groove 51 and a second groove 52, the protrusion 6 comprises a first protrusion 61 and a second protrusion 62, the first groove 51 and the first protrusion 61 are arranged on the upper pressure plate 4, the second protrusion 62 and the second groove 52 are arranged on the lower pressure plate 3, the first groove 51 is matched with the second protrusion 62, and the second groove 52 is matched with the first protrusion 61; the first groove 51, the first protrusion 61, the second protrusion 62 and the second groove 52 are all arc-shaped structures. The thickness of the upper pressing plate 4 and the lower pressing plate 3 is 10mm, the depth of the groove 5 is 0.4mm-0.8mm, and the height of the protrusion 6 is 0.4mm-0.8 mm. Horizontal transition areas are arranged between the first groove 51 and the first protrusion 61 and between the second protrusion 62 and the second groove 52, and smooth transition of the welding strip is achieved through the horizontal transition areas, so that the welding strip is prevented from being broken due to an overlarge height difference between the protrusion and the groove. In the welding strip data send process, before the welding promptly, the welding strip passes through between top board 4 and the holding down plate 3, work through PLC controller control cylinder 9, make top board 4 up-and-down motion, and combine the transfer rate of welding strip, buckle of producing suitable quantity on the welding strip as required, thereby avoid welding in-process welding strip's start welding point and battery plate edge, make start welding point move backward, when not influencing welding performance, reduce the fragmentation rate of panel, the welding strip of buckling simultaneously can produce the buffering for the deflection that welding strip expend with heat and contract with cold and produce, improve the life-span of photovoltaic board.

According to the further optimization scheme, the depth of the groove 5 is 0.6mm, the height of the protrusion 6 is 0.6mm, and under the condition that the depth of the groove 5 is 0.6mm and the height of the protrusion 6 is 0.6mm, the bending generated by the welding strip is the lowest in fragment rate in the welding process.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides a reduce bending device of photovoltaic board percentage of damage which characterized in that: the device comprises a rack (1), wherein a fixed plate (2) is fixedly arranged on the rack (1), a lower pressing plate (3) is detachably connected onto the fixed plate (2), an upper pressing plate (4) corresponding to the lower pressing plate is arranged above the lower pressing plate (3), and a groove (5) and a protrusion (6) are correspondingly arranged on the contact surface of the upper pressing plate (4) and the lower pressing plate (3); the lifting plate is characterized in that the lifting plate (7) is detachably connected to the upper pressing plate (4), the lifting plate (7) is connected with the support (8), the support (8) is fixedly connected with the rack (1), the air cylinder (9) is arranged between the lifting plate (7) and the support (8), and the air cylinder (9) is electrically connected with the PLC.

2. The bending device for reducing the breakage rate of the photovoltaic panel as claimed in claim 1, wherein: the groove (5) comprises a first groove (51) and a second groove (52), the protrusion (6) comprises a first protrusion (61) and a second protrusion (62), the first groove (51) and the first protrusion (61) are arranged on the upper pressing plate (4), the second protrusion (62) and the second groove (52) are arranged on the lower pressing plate (3), the first groove (51) is matched with the second protrusion (62), and the second groove (52) is matched with the first protrusion (61); the first groove (51), the first protrusion (61), the second protrusion (62) and the second groove (52) are all arc-shaped structures.

3. The bending device for reducing the breakage rate of the photovoltaic panel as claimed in claim 2, wherein: the thickness of the upper pressing plate (4) and the lower pressing plate (3) is 10mm, the depth of the groove (5) is 0.4mm-0.8mm, and the height of the protrusion (6) is 0.4mm-0.8 mm.

4. Bending device for reducing the breakage rate of photovoltaic panels according to claim 3, characterized in that: the depth of the groove (5) is 0.6mm, and the height of the protrusion (6) is 0.6 mm.

5. The bending device for reducing the breakage rate of the photovoltaic panel as claimed in claim 2, wherein: horizontal transition areas are arranged between the first groove (51) and the first protrusion (61) and between the second protrusion (62) and the second groove (52).

6. The bending device for reducing the breakage rate of the photovoltaic panel as claimed in claim 1, wherein: the upper pressing plate (4) and the lower pressing plate (3) are steel plates, and the lifting plate (7) and the fixing plate (2) are electromagnet plates.

7. Bending device for reducing the breakage rate of photovoltaic panels according to claim 6, characterized in that: locating holes (10) and locating grooves (11) are formed in the upper pressing plate (4) and the lower pressing plate (3), and locating columns and locating blocks matched with the locating holes (10) and the locating grooves (11) are fixedly arranged on the lifting plate (7) and the fixing plate (2).