CN216033121U

CN216033121U - Main grid positive electrode screen printing plate suitable for secondary printing of crystalline silicon battery piece

Info

Publication number: CN216033121U
Application number: CN202121871160.5U
Authority: CN
Inventors: 黄剑阳
Original assignee: Shanghai Minglu Screen Printing Material Co ltd
Current assignee: Shanghai Minglu Screen Printing Material Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-03-15
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a main grid positive electrode screen suitable for secondary printing of a crystalline silicon battery piece, and relates to the technical field of electrode screens. Through the arrangement of the positioning mechanism, the electrode screen printing plate body and the installation main body can be conveniently disassembled and assembled, and convenience is brought to overhaul or maintenance of the electrode screen printing plate body.

Description

Main grid positive electrode screen printing plate suitable for secondary printing of crystalline silicon battery piece

Technical Field

The utility model relates to the technical field of electrode screens, in particular to a main grid positive electrode screen suitable for secondary printing of crystalline silicon battery pieces.

Background

In order to reduce the production cost of commercial solar cells or improve the conversion efficiency of the cells, two-main-grid, three-main-grid, four-main-grid, five-main-grid, multi-main-grid and no-main-grid design graphs appear in sequence for positive electrode screen design graphs of large enterprises.

The existing electrode screen printing plate does not have a good heat dissipation structure, so that the heat dissipation effect is poor, the service life of the electrode screen printing plate is greatly reduced, and secondly, the electrode screen printing plate is inconvenient to disassemble and assemble from an installation main body, so that inconvenience is brought to the overhaul or maintenance of the electrode screen printing plate, and therefore the problem is solved by designing the main grid positive electrode screen printing plate suitable for secondary printing of the crystalline silicon battery piece.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a main grid positive electrode screen printing plate suitable for secondary printing of a crystalline silicon battery piece.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a be applicable to crystal silicon battery piece secondary printing main bars positive electrode half tone, including the installation main part, the top of installation main part is seted up flutedly, swing joint has electrode half tone body in the recess, the outside edge of electrode half tone body is fixed with rubber seal, the bottom both sides of electrode half tone body all are fixed with two symmetrical inserted blocks, the equal rigid coupling in the outside of four inserted blocks has heat conductivity insulating material, heat conductivity insulating material's top links to each other with the bottom of electrode half tone body, all set up the socket with inserted block matched with on the interior diapire of recess, a plurality of heat dissipation through-holes have all been seted up in the installation main part, all be fixed with the radiator-grid in the heat dissipation through-hole, all be fixed with two symmetrical fixed blocks on the both sides wall of installation main part, the fixed orifices has all been seted up on the fixed block, be connected with positioning mechanism between four inserted blocks and the installation main part.

Preferably, the rubber sealing ring is made of SIL (silicon-on-insulator) silicon rubber, and the cross section of the rubber sealing ring is of a square frame-shaped structure.

Preferably, the electrode screen body forms a sealing structure with the mounting main body through a rubber sealing ring and a groove.

Preferably, the positioning mechanism comprises two symmetrical cavities formed in the bottom end of the mounting body, and moving plates are connected in the cavities in a sliding manner.

Preferably, two symmetrical insertion rods are fixed on one side wall of each of the two opposite moving plates, movable channels matched with the insertion rods are formed in the mounting main body, and the movable channels are communicated with corresponding insertion ports.

Preferably, two symmetrical springs are connected between one side wall of the moving plate and one corresponding side wall of the cavity.

Preferably, the bottom of the movable plate is fixed with a push plate, the bottom of the mounting body is provided with notches matched with the two push plates, the notches are communicated with the two cavities, the top of the movable plate is fixed with sliding seats, and the inner top wall of each cavity is provided with a sliding groove matched with the corresponding sliding seat.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the rubber sealing ring, the sealing effect between the electrode screen printing plate body and the installation main body is good, and the influence on the running stability of the device due to poor sealing effect is avoided;

2. through the arrangement of the heat-conducting insulating material, the heat-radiating through holes and the heat-radiating net, the heat-radiating effect of the electrode screen plate body is good, and the service life of the electrode screen plate body is greatly prolonged;

3. through the arrangement of the positioning mechanism, the electrode screen printing plate body and the installation main body can be conveniently disassembled and assembled, and convenience is brought to overhaul or maintenance of the electrode screen printing plate body.

Drawings

Fig. 1 is a schematic top view of a main grid positive electrode screen for secondary printing of crystalline silicon battery plates according to the present invention;

fig. 2 is a schematic front view cross-sectional structure diagram of a main grid positive electrode screen suitable for secondary printing of crystalline silicon battery pieces, according to the present invention;

fig. 3 is a schematic bottom view of a main grid positive electrode screen suitable for secondary printing of crystalline silicon battery pieces according to the present invention;

fig. 4 is a schematic top-view expanded structure diagram of a moving plate and an inserting rod suitable for a crystalline silicon battery secondary printing main grid positive electrode screen printing plate provided by the utility model.

In the figure: 1. mounting the main body; 2. an electrode screen printing plate body; 21. a rubber seal ring; 22. a thermally conductive insulating material; 23. inserting a block; 3. a fixed block; 4. a heat dissipating through hole; 41. a heat-dissipating web; 5. A positioning mechanism; 501. moving the plate; 502. inserting a rod; 503. a spring; 504. pushing the plate; 505. A sliding seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a main grid positive electrode screen suitable for secondary printing of a crystalline silicon battery piece comprises a mounting main body 1, an electrode screen body 2, a rubber sealing ring 21, a heat-conducting insulating material 22, insert blocks 23, a fixed block 3, a heat-dissipating through hole 4, a heat-dissipating net 41, a positioning mechanism 5, a movable plate 501, insert rods 502, springs 503, a push plate 504 and a sliding seat 505, wherein a groove is formed in the top end of the mounting main body 1, the electrode screen body 2 is movably connected in the groove, the rubber sealing ring 21 is fixed on the outer edge of the electrode screen body 2, two symmetrical insert blocks 23 are fixed on two sides of the bottom end of the electrode screen body 2, the heat-conducting insulating materials 22 are fixedly connected on the outer sides of the four insert blocks 23, the top end of the heat-conducting insulating material 22 is connected with the bottom end of the electrode screen body 2, and insertion holes matched with the insert blocks 23 are formed in the inner bottom wall of the groove, all seted up a plurality of heat dissipation through-holes 4 on the installation main part 1, all be fixed with radiator-grid 41 in the heat dissipation through-hole 4, all be fixed with two symmetrical fixed blocks 3 on the both sides wall of installation main part 1, all seted up the fixed orifices on the fixed block 3, be connected with positioning mechanism 5 between four inserted blocks 23 and the installation main part 1.

The rubber sealing ring 21 is made of SIL (silicon-on-insulator) silicone rubber, the cross section of the rubber sealing ring 21 is of a square frame structure, the electrode screen printing plate body 2 forms a sealing structure with the installation main body 1 through the rubber sealing ring 21 and the groove, the rubber sealing ring 21 made of the SIL silicone rubber has excellent heat resistance, cold resistance, ozone resistance and atmospheric aging resistance, and also has good insulating property, the running stability of the electrode screen printing plate body 2 is ensured, and looseness is not easily caused between the electrode screen printing plate body and the installation main body 1.

The positioning mechanism 5 comprises two symmetrical cavities arranged at the bottom end of the installation main body 1, a moving plate 501 is connected in the cavities in a sliding manner, two symmetrical insertion rods 502 are fixed on one side wall of each of the two moving plates 501 facing away from each other, a moving channel matched with the insertion rods 502 is arranged on the installation main body 1 and is communicated with corresponding sockets, two symmetrical springs 503 are connected between one side wall of each of the moving plates 501 and one side wall of the corresponding cavity, a push plate 504 is fixed at the bottom end of each of the moving plates 501, notches matched with the two push plates 504 are arranged at the bottom end of the installation main body 1 and are communicated with the two cavities, sliding seats 505 are fixed at the top end of each of the moving plates 501, sliding grooves matched with the corresponding sliding seats 505 are arranged on the inner top wall of each of the cavities, and jacks matched with the corresponding insertion rods 502 are arranged on the insertion blocks 23.

Example (b): this main bars positive electrode half tone is when using, what at first need know is the setting of heat conductivity insulating material 22, can dispel the heat to electrode half tone body 2, and cooperate heat dissipation through-hole 4, the setting of radiator screen 41, make the radiating effect of electrode half tone body 2 better, be convenient for improve the life of electrode half tone body 2, secondly, when needs are carried out dismouting to main bars positive electrode half tone from installation main part 1, can pinch two push pedal 504, then drive two movable plates 501 and move to each other relatively, and the inserted bar 502 all breaks away from in the jack on the plug-in block 23 that corresponds, then conveniently dismantle from installation main part 1 to electrode half tone body 2, bring the convenience when maintaining or overhauing for electrode half tone body 2.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A positive electrode screen printing plate suitable for a crystalline silicon battery piece secondary printing main grid comprises a mounting main body (1) and is characterized in that a groove is formed in the top end of the mounting main body (1), an electrode screen printing plate body (2) is movably connected in the groove, a rubber sealing ring (21) is fixed on the outer edge of the electrode screen printing plate body (2), two symmetrical insertion blocks (23) are fixed on two sides of the bottom end of the electrode screen printing plate body (2), heat-conducting insulating materials (22) are fixedly connected to the outer sides of the four insertion blocks (23), the top end of each heat-conducting insulating material (22) is connected with the bottom end of the electrode screen printing plate body (2), sockets matched with the insertion blocks (23) are formed in the inner bottom wall of the groove, a plurality of heat dissipation through holes (4) are formed in the mounting main body (1), heat dissipation nets (41) are fixed in the heat dissipation through holes (4), two symmetrical fixing blocks (3) are fixed on two side walls of the mounting main body (1), all seted up the fixed orifices on fixed block (3), be connected with positioning mechanism (5) between four inserted blocks (23) and installation main part (1).

2. The positive electrode screen printing plate suitable for the secondary printing main grid of the crystalline silicon battery piece as claimed in claim 1, wherein the rubber sealing ring (21) is made of SIL (silicon-on-insulator) silicone rubber, and the cross section of the rubber sealing ring (21) is of a square frame-shaped structure.

3. The positive electrode screen printing plate suitable for the secondary printing main grid of the crystalline silicon battery piece is characterized in that the electrode screen printing plate body (2) and the mounting main body (1) form a sealing structure through a rubber sealing ring (21) and a groove.

4. The positive electrode screen for the secondary printing main grid of the crystalline silicon battery piece as claimed in claim 1, wherein the positioning mechanism (5) comprises two symmetrical cavities formed at the bottom end of the mounting body (1), and the cavities are both slidably connected with a moving plate (501).

5. The positive electrode screen printing plate suitable for the secondary printing main grid of the crystalline silicon battery piece as defined in claim 4, wherein two symmetrical insertion rods (502) are fixed on the opposite side walls of the two moving plates (501), the mounting body (1) is provided with movable channels matched with the insertion rods (502), and the movable channels are communicated with the corresponding sockets.

6. The positive electrode screen for the secondary printing of crystalline silicon battery pieces as claimed in claim 4, wherein two symmetrical springs (503) are connected between each side wall of the moving plate (501) and a corresponding side wall of the cavity.

7. The positive electrode screen printing plate suitable for the secondary printing main grid of the crystalline silicon battery piece as claimed in claim 4, wherein the bottom end of the moving plate (501) is fixed with a push plate (504), the bottom end of the mounting body (1) is provided with a notch matched with the two push plates (504), the notch is communicated with the two cavities, the top end of the moving plate (501) is fixed with a sliding seat (505), and the inner top wall of each cavity is provided with a sliding groove matched with the corresponding sliding seat (505).