CN220774391U - Solar cell silicon wafer texturing device - Google Patents

Abstract

The utility model relates to the technical field of solar cell silicon wafer texturing, in particular to a solar cell silicon wafer texturing device which comprises a texturing groove and a flower basket, wherein a lifting device is fixedly connected to the outer side of the texturing groove, a box is arranged on the inner side of the flower basket, a limiting block is fixedly connected to the inner side of the flower basket, a fixing plate is fixedly connected to the outer side of the limiting block, a concave block is fixedly connected to the inner side of the fixing plate, a pin head is arranged on the inner side of the concave block, a fixing column is fixedly connected to the outer side of the pin head, a spring is fixedly connected to the other end of the spring, a push plate is fixedly connected to the inner side of the fixing column, a sliding groove is formed in the fixing column, a sliding block is connected to the outer side of the sliding groove in a sliding way, and a connecting block is fixedly connected to the outer side of the sliding block.

Description

Solar cell silicon wafer texturing device

Technical Field

The utility model relates to the technical field of solar cell silicon wafer texturing, in particular to a solar cell silicon wafer texturing device.

Background

The texturing process of the solar cell silicon wafer is the most important ring in the production line of the solar cell, the texturing treatment is carried out on the surface of the silicon wafer by using a chemical corrosion method, the surface damage layer of the cut silicon wafer is removed, a good light trapping effect is formed, and the surface emissivity of the solar cell silicon wafer is reduced.

In the production process, the silicon wafer needs to be placed in the wafer box and then placed in the flower basket, and in order to ensure that the silicon wafer texture surface making is even, the silicon wafer in the flower basket needs to be wholly soaked in corrosive liquid, however, the silicon wafer can generate gas in the texture surface making process, the bubble can lead to the floating of the wafer box, the non-uniformity of the wafer texture surface making is caused, and the texture surface making quality of the battery silicon wafer is affected, so the solar cell silicon wafer texture surface making device is provided for the problems.

Disclosure of Invention

The utility model aims to provide a solar cell silicon wafer texturing device, which aims to solve the problem that a wafer box is easy to float upwards in the solar cell silicon wafer texturing process.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a solar cell silicon chip shoemaking device, includes shoemaking groove and basket of flowers, the outside fixedly connected with elevating gear in shoemaking groove, the inboard of basket of flowers is provided with the box, the inboard fixedly connected with stopper of basket of flowers, the outside fixedly connected with fixed plate of stopper, the inboard fixedly connected with concave piece of fixed plate, the inboard of concave piece is provided with the round pin head, the outside fixedly connected with fixed column of round pin head, the outside fixedly connected with spring of round pin head, the other end fixedly connected with push pedal of spring, push pedal and fixed column sliding connection, the spout has been seted up to the inside of fixed column, sliding connection has the slider in the spout that the fixed column was established, the outside fixedly connected with connecting block of slider, the outside fixedly connected with depression bar of depression bar, the outside rotation of depression bar is connected with the fixed block, the other end fixedly connected with briquetting of depression bar.

Preferably, protruding edges are arranged on two sides of the wafer box, and the two limiting blocks are arranged at the lower ends of the two protruding edges of the wafer box.

Preferably, the top surface of the concave block is arranged in an arc surface, the tail end of the pin head is arranged in an arc surface, and the pin head is tightly attached to the concave block.

Preferably, the side section of the connecting block is in a U shape, and the fixing column is arranged in the inner cavity of the connecting block.

Preferably, the push plate is arranged in a circular ring shape, and the sliding block is arranged at the upper end of the push plate.

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

according to the utility model, through the arranged pressing block, the pin head and the concave block, the pin head can be clamped on the upper end surface of the concave block through the sliding block and the spring, the pin head drives the pressing block through the fixing column and the connecting block, the pressing block fastens the convex edge of the wafer box at the upper end of the limiting block, the wafer box is prevented from floating upwards due to the gas generated in the process of texturing the silicon wafer, and the uniformity of texturing the wafer in the wafer box is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the basket of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic side view of the fig. 2 structure of the present utility model.

In the figure: 1-texturing groove, 2-lifting device, 3-basket, 4-box, 5-briquetting, 6-stopper, 7-fixed plate, 8-depression bar, 9-fixed block, 10-connecting block, 11-slider, 12-push pedal, 13-fixed column, 14-spring, 15-concave block, 16-pin head, 17-spout.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It is to be understood that the directional terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal" and "top, bottom" etc. are generally based on the directional terms as they are shown in the drawings, merely to facilitate the description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements being referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a solar cell silicon chip shoemaking device, includes shoemaking groove 1 and basket 3, the outside fixedly connected with elevating gear 2 of shoemaking groove 1, the inboard of basket 3 is provided with slide groove 4, the inboard fixedly connected with stopper 6 of basket 3, the outside fixedly connected with fixed plate 7 of stopper 6, the inboard fixedly connected with concave piece 15 of fixed plate 7, the inboard of concave piece 15 is provided with pin head 16, the outside fixedly connected with fixed column 13 of pin head 16, the outside fixedly connected with spring 14 of pin head 16, the other end fixedly connected with push pedal 12 of spring 14, push pedal 12 and fixed column 13 sliding connection, spout 17 has been seted up to the inside of fixed column 13, the spout 17 sliding connection slider 11 that the fixed column 13 established, the outside fixedly connected with connecting block 10 of slider 11, the outside fixedly connected with depression bar 8 of depression bar 8 rotates and is connected with fixed block 9, the other end fixedly connected with briquetting 5 of depression bar 8.

The both sides of box 4 are provided with protruding limit, two stopper 6 sets up the lower extreme on two protruding limits of box 4, set up like this and can utilize stopper 6 to place the box evenly in the upper end of basket 3, the top surface of concave block 15 is the arc surface setting, the terminal of round pin head 16 is the arc surface setting, the round pin head 16 closely laminates with concave block 15, set up like this and can make round pin head 16 and concave block 15 cooperation locking, sticis the upper end at box 4 with depression bar 8 and briquetting 5, the side section of connecting block 10 is regarded as "U" shape, fixed column 13 sets up in the internal cavity of connecting block 10, set up like this and can make fixed column 13 rotate in connecting block 10, push pedal 12 is the ring shape setting, slider 11 sets up the upper end at push pedal 12, when setting like this can make connecting block 10 rotate, slider 11 slides in fixed column 13, slider 11 extrudees push pedal 12 downwards, when connecting block 10 stops rotating, spring 14 promotes push pedal 12 makes slider 11 hug closely 17 top.

The working flow is as follows: firstly, silicon wafers are sequentially placed into clamping grooves of a wafer box 4, the wafer box 4 is placed in a flower basket 3, the convex edge of the wafer box 4 is placed at the upper end of a limiting block 6, the position of the wafer box 4 is adjusted, the distance between the wafer box 4 and the position of a pressing block 5 are corresponding, after adjustment is finished, a pressing rod 8 is pulled rightwards, the pressing rod 8 rotates outside a fixed block 9, a connecting block 10 at the other end of the pressing rod 8 rotates leftwards, a sliding block 11 in the connecting block 10 slides downwards in a sliding groove 17 in the fixed column 13, the sliding block 11 pushes a push plate 12 to downwards squeeze a spring 14, a pin head 16 rotates rightwards on the cambered surface of a concave block 15, when the pressing rod 8 drives a pressing block 5 to be attached to the upper end of the convex edge of the wafer box 4, the other end connecting block 10 of the pressing rod 8 rotates leftwards, the compressed spring 14 releases the elastic force to push plate 12, the pushing plate 11 slides in the sliding groove arranged on the fixed column 13, the sliding block 11 reaches the top end of the sliding groove 17 arranged on the fixed column 13, the pin head 16 rotates rightwards, the pin head 16 is tightly attached to the side wall of the concave block 15 under the elastic force of the spring 14, the pin head 16 is tightly attached to the side wall of the sliding groove 15 on the concave block 15, the silicon wafer box 5 is enabled to enter into the left end of the concave block 3, and the silicon wafer box 1 is enabled to be tightly pulled into the left end of the concave block 3 through the concave block 4, and the silicon wafer basket 1 is enabled to be tightly pushed to be pushed into the left, and the end of the silicon wafer basket 1 is enabled to be tightly pushed into the left, and the silicon wafer basket 1 is made after the silicon wafer 1 is pushed into the silicon wafer is etched.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a solar cell silicon chip texturing device, includes texture-making groove (1) and basket of flowers (3), its characterized in that: the utility model discloses a safe and reliable velvet manufacturing device, including shoemaking groove (1), elevating gear (2) of outside fixedly connected with of shoemaking groove (1), the inboard of basket of flowers (3) is provided with box (4), the inboard fixedly connected with stopper (6) of basket of flowers (3), the outside fixedly connected with fixed plate (7) of stopper (6), the inboard fixedly connected with concave piece (15) of fixed plate (7), the inboard of concave piece (15) is provided with round pin head (16), the outside fixedly connected with fixed column (13) of round pin head (16), the outside fixedly connected with spring (14) of round pin head (16), the other end fixedly connected with push pedal (12) of spring (14), push pedal (12) and fixed column (13) sliding connection, spout (17) have been seted up to the inside of fixed column (13), the outside fixedly connected with connecting block (10) of sliding connection (11), the outside fixedly connected with depression bar (8) of connecting block (10), the outside fixedly connected with depression bar (8) of depression bar (8), other end (9) of depression bar (8).

2. The solar cell silicon wafer texturing device according to claim 1, wherein: protruding edges are arranged on two sides of the wafer box (4), and two limiting blocks (6) are arranged at the lower ends of the two protruding edges of the wafer box (4).

3. The solar cell silicon wafer texturing device according to claim 1, wherein: the top surface of the concave block (15) is arranged in an arc surface, the tail end of the pin head (16) is arranged in an arc surface, and the pin head (16) is tightly attached to the concave block (15).

4. The solar cell silicon wafer texturing device according to claim 1, wherein: the side section of the connecting block (10) is U-shaped, and the fixing column (13) is arranged in the inner cavity of the connecting block (10).

5. The solar cell silicon wafer texturing device according to claim 1, wherein: the push plate (12) is arranged in a circular ring shape, and the sliding block (11) is arranged at the upper end of the push plate (12).