CN213498474U

CN213498474U - Alkali polishing device for monocrystalline silicon PERC battery

Info

Publication number: CN213498474U
Application number: CN202022225683.4U
Authority: CN
Inventors: 周炜; 杨大谊; 王庆钱; 倪文虎; 周璁
Original assignee: Jiangxi Titanium Innovation Energy Technology Co Ltd
Current assignee: Jiangxi Titanium Innovation Energy Technology Co Ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-06-22
Anticipated expiration: 2030-10-09

Abstract

The utility model relates to the technical field of monocrystalline silicon polishing, and discloses an alkali polishing device for a monocrystalline silicon PERC battery, which comprises a base; the anti-overflow device is characterized in that a hinge is mounted on the left side of the top of the base, a top frame is movably mounted on the top of the base through the hinge, a motor A is mounted on the top of the top frame, a rotating shaft is mounted at the bottom of the motor A in a transmission mode, and an anti-overflow cover is movably sleeved on the outer side below the rotating shaft; the grinding machine is characterized in that a motor frame is installed at the bottom of the base, a motor B is installed in the motor frame, and a grinding fluid disc is installed at the top of the motor B and located in the base in a transmission mode. The utility model discloses a hinge realizes freely opening and shutting of top frame and base to make polishing work more convenient, and do benefit to monocrystalline silicon's quick assembly disassembly, improve polishing efficiency, grinding fluid appears spilling over when can avoiding the high-speed rotation of grinding fluid dish through the anti-overflow lid, can effectively prevent extravagantly.

Description

Alkali polishing device for monocrystalline silicon PERC battery

Technical Field

The utility model relates to a monocrystalline silicon polishing technical field specifically is a monocrystalline silicon PERC is alkali burnishing device for battery.

Background

At present, polishing work needs to be carried out on a monocrystalline silicon wafer during production of a monocrystalline silicon PERC battery, most polishing modes adopt alkaline chemical polishing solution to polish the monocrystalline silicon wafer, and grinding and polishing are carried out on the monocrystalline silicon wafer by using grinding materials in the alkaline grinding solution moving at a high speed, but the existing alkaline polishing device for the monocrystalline silicon PERC battery has some defects, such as defects;

the conventional alkali polishing device for the monocrystalline silicon PERC battery is inconvenient to use and cannot rapidly complete disassembly and assembly, so that the polishing efficiency is poor, and polishing solution rotating at a high speed is easy to splash and is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a monocrystalline silicon PERC is alkali burnishing device for battery has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an alkali polishing device for a monocrystalline silicon PERC battery comprises a base;

the anti-overflow device is characterized in that a hinge is mounted on the left side of the top of the base, a top frame is movably mounted on the top of the base through the hinge, a motor A is mounted on the top of the top frame, a rotating shaft is mounted at the bottom of the motor A in a transmission mode, and an anti-overflow cover is movably sleeved on the outer side below the rotating shaft;

the grinding fluid disc is arranged at the top of the motor B and positioned in the base in a transmission manner;

a control switch is installed below the left side of the base, and a power line is installed below the control switch.

As a preferred embodiment of the present invention, the supporting legs are installed at four corners of the bottom of the base.

As an optimized embodiment of the present invention, the hasp is correspondingly installed at the top of the right side of the base and the bottom of the right side of the top frame.

As a preferred embodiment of the present invention, the rotating shaft is provided with a suction cup at the bottom.

As a preferred embodiment of the present invention, the power line is connected in parallel to the control switch, the motor a, and the motor B.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to a monocrystalline silicon PERC is alkali burnishing device for battery realizes freely opening and shutting of top frame and base through the hinge to make polishing work more convenient, and do benefit to monocrystalline silicon's quick assembly disassembly, improve polishing efficiency.

2. The utility model relates to a monocrystalline silicon PERC is alkali burnishing device for battery appears spilling over in grinding fluid when can avoiding the high-speed rotation of grinding fluid dish through the anti-overflow lid, can effectively prevent extravagantly.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram of an elevational structure of an alkaline polishing apparatus for a silicon single crystal PERC battery according to the present invention;

fig. 2 is an expanded structural schematic diagram of the alkali polishing device for the monocrystalline silicon PERC battery of the present invention.

In the figure: 1. a base; 2. a top frame; 3. a hinge; 4. a motor A; 5. a rotating shaft; 6. an anti-overflow cover; 7. a suction cup; 8. a hasp; 9. a motor frame; 10. a motor B; 11. a support leg; 12. a control switch; 13. a power line; 14. and (4) grinding fluid discs.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention and for simplicity of description, but do not indicate or imply that the device or element referred to must have a specific shape or simplified description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: an alkali polishing device for a monocrystalline silicon PERC battery comprises a base 1;

the anti-overflow device is characterized in that a hinge 3 is mounted on the left side of the top of the base 1, a top frame 2 is movably mounted on the top of the base 1 through the hinge 3, a motor A4 is mounted on the top of the top frame 2, a rotating shaft 5 is mounted at the bottom of a motor A4 in a transmission mode, and an anti-overflow cover 6 is movably sleeved on the outer side below the rotating shaft 5;

the bottom of the base 1 is provided with a motor frame 9, a motor B10 is arranged in the motor frame 9, and a grinding fluid disc 14 is arranged at the top of the motor B10 and positioned in the base 1 in a transmission way;

a control switch 12 is installed on the lower portion of the left side of the base 1, and a power line 13 is installed on the lower portion of the control switch 12.

In this embodiment (please refer to fig. 1 and 2), the hinge 3 is used to open and close the top frame 2 and the base 1 freely, so that the polishing operation is more convenient, the monocrystalline silicon can be disassembled and assembled quickly, the polishing efficiency is improved, the overflow-proof cover 6 can prevent the grinding fluid from overflowing when the grinding fluid disc 14 rotates at a high speed, and the waste can be effectively prevented.

Wherein, the four corners of the bottom of the base 1 are provided with supporting legs 11.

In this embodiment (see fig. 1), the supporting operation of the equipment can be facilitated by the supporting legs 11.

And hasps 8 are correspondingly arranged at the top of the right side of the base 1 and the bottom of the right side of the top frame 2.

Wherein, the bottom of the rotating shaft 5 is provided with a sucker 7.

In this embodiment (see fig. 1), the suction cup 7 can facilitate the adsorption and fixation of the single crystal silicon.

Wherein the power line 13 is connected in parallel with the control switch 12, the motor a4 and the motor B10.

In this embodiment (see fig. 1), the on/off control of the motor a4 and the motor B10 can be facilitated by controlling the switch 12.

The utility model relates to an alkali polishing device for monocrystalline silicon PERC battery, which comprises a base 1; 2. a top frame; 3. a hinge; 4. a motor A; 5. a rotating shaft; 6. an anti-overflow cover; 7. a suction cup; 8. a hasp; 9. a motor frame; 10. a motor B; 11. a support leg; 12. a control switch; 13. a power line; 14. the grinding fluid disk is a universal standard component or a component known by a person skilled in the art, at the idle position of the device, all the electric components, namely a power element, an electric component and an adaptive monitoring computer, are connected through a lead, and specific connection means are referred to in the following working principle that the electric components are electrically connected in sequence, the detailed connection means are known in the art, the following main description of the working principle and process is omitted for explaining the electric control, the structure and principle of the grinding fluid disk are known by the person skilled in the art through technical manuals or conventional experimental methods, when in use, the power supply is firstly switched on through a power supply wire 13, then the grinding fluid can be put into the grinding fluid disk 14, and the monocrystalline silicon is positioned on a sucker 7 and fixed, then the top frame 2 can be closed through a hinge 3, and then a motor A4 and a motor B10 are started through a control switch 12, motor A4 can drive sucking disc 7 and monocrystalline silicon and carry out clockwise rotation, and motor B10 can drive grinding fluid dish 14 anticlockwise rotation, thereby accomplish liquid polishing work through high-speed rotation, this device accessible hinge 3 realizes the free open and shut of frame 2 and base 1, thereby make polishing work more convenient, and do benefit to the quick assembly disassembly of monocrystalline silicon, and improve polishing efficiency, and when frame 2 closed, overflow appears in the grinding fluid when can avoiding the high-speed rotation of grinding fluid dish 14 through anti-overflow lid 6, can effectively prevent extravagantly.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An alkali polishing device for a monocrystalline silicon PERC battery is characterized by comprising a base (1);

the anti-overflow device is characterized in that a hinge (3) is installed on the left side of the top of the base (1), a top frame (2) is movably installed on the top of the base (1) through the hinge (3), a motor A (4) is installed on the top of the top frame (2), a rotating shaft (5) is installed at the bottom of the motor A (4) in a transmission mode, and an anti-overflow cover (6) is movably sleeved on the outer side below the rotating shaft (5);

a motor frame (9) is installed at the bottom of the base (1), a motor B (10) is installed in the motor frame (9), and a grinding fluid disc (14) is installed at the top of the motor B (10) and located in the base (1) in a transmission mode;

control switch (12) are installed to base (1) left side below, power cord (13) are installed to control switch (12) below.

2. The alkaline polishing device for a monocrystalline silicon PERC battery according to claim 1, characterized in that: supporting legs (11) are installed at four corners of the bottom of the base (1).

3. The alkaline polishing device for a monocrystalline silicon PERC battery according to claim 1, characterized in that: hasp (8) are correspondingly installed at base (1) right side top and top frame (2) right side bottom.

4. The alkaline polishing device for a monocrystalline silicon PERC battery according to claim 1, characterized in that: and a sucker (7) is arranged at the bottom of the rotating shaft (5).

5. The alkaline polishing device for a monocrystalline silicon PERC battery according to claim 1, characterized in that: the power line (13) is connected with the control switch (12), the motor A (4) and the motor B (10) in parallel.