CN220258926U - Silicic acid eluting pure device - Google Patents
Silicic acid eluting pure device Download PDFInfo
- Publication number
- CN220258926U CN220258926U CN202321715552.1U CN202321715552U CN220258926U CN 220258926 U CN220258926 U CN 220258926U CN 202321715552 U CN202321715552 U CN 202321715552U CN 220258926 U CN220258926 U CN 220258926U
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- CN
- China
- Prior art keywords
- barrel
- silicic acid
- fixed half
- plastic
- purification device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 235000012239 silicon dioxide Nutrition 0.000 title claims abstract description 19
- 229920003023 plastic Polymers 0.000 claims abstract description 40
- 239000004033 plastic Substances 0.000 claims abstract description 40
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 38
- 239000002253 acid Substances 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 19
- 238000000746 purification Methods 0.000 claims description 9
- 239000003929 acidic solution Substances 0.000 claims 1
- 229920005591 polysilicon Polymers 0.000 abstract description 26
- 238000010009 beating Methods 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000005554 pickling Methods 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- 239000004063 acid-resistant material Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a silicic acid eluting pure device, which belongs to the technical field of polysilicon processing and comprises a fixed half barrel which is transversely arranged and used for containing acid solution, wherein a plastic barrel used for containing polysilicon is arranged in an inner cavity of the fixed half barrel, a plurality of rectangular channels are formed in the periphery of the plastic barrel, one rectangular channel is rotationally connected with a movable frame, the inner walls of the remaining rectangular channels and the inner walls of the movable frame are both connected with filter screens used for purifying polysilicon, the periphery of the fixed half barrel is connected with a servo motor used for providing power for the plastic barrel, the bottom end of the fixed half barrel is rotationally connected with a blocking door, the top end of the fixed half barrel is connected with a protective frame used for protecting, and the inner walls of the protective frame are rotationally connected with rotating rods. The silicic acid eluting pure device not only can improve the treatment efficiency of polysilicon, but also can perform beating, and improves the discharging speed and thoroughness.
Description
Technical Field
The utility model belongs to the technical field of polysilicon processing, and particularly relates to a silicic acid eluting pure device.
Background
Silicon wafers are important raw materials in the manufacture of electronic products, and are manufactured by processing silicon ingots, and the silicon ingots are cast by polysilicon; the purity of the polysilicon directly determines the quality of the silicon wafer. Polysilicon typically needs to be cleaned prior to ingot casting to increase its purity.
When the polysilicon is cleaned, the flowing acid liquor is soaked in the acid liquor, and the flowing acid liquor flows out of the opening reserved on the wall of the container with impurities, so that the impurity removal and cleaning of the polysilicon are realized. Most of the traditional cleaning and purifying devices assist the acid liquid to flow, but have no capability of moving the polysilicon, and the treatment efficiency is general.
The polysilicon acid cleaning and purifying device comprises a rotary barrel, wherein the rotary barrel can rotate and can be detachably arranged in a cleaning barrel, the upper end of the wall of the rotary barrel is sleeved with a fluted disc, and a gap between the lower wall of the bottom of the rotary barrel and the upper wall of the bottom of the cleaning barrel is a stirring cavity; the stirring device comprises a stirring cavity, a stirring shaft, a driving device, a stirring shaft and a stirring shaft, wherein the driving device comprises a motor, a wave wheel, a first transmission shaft, a second transmission shaft and a third transmission shaft; the first transmission shaft, the second transmission shaft and the third transmission shaft are sequentially linked, and the upper end of the third transmission shaft is meshed and connected with the fluted disc through teeth. The utility model belongs to the technical field of polysilicon production, and particularly provides an economic and practical polysilicon eluting pure device which can uniformly wash polysilicon and chemically react, and greatly improve the cleaning effect of polysilicon. Although the acid solution can be assisted in flowing, the polysilicon does not have the capability of moving, and the treatment efficiency is general.
Disclosure of Invention
The utility model aims to provide a silicic acid eluting pure device which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a silicic acid eluting pure device, is used for holding the fixed half bucket of acid solution including transversely setting up, the inner chamber of fixed half bucket is provided with the plastic drum that is used for holding polycrystalline silicon, a plurality of rectangle passageway has been seted up to the periphery of plastic drum, and one of them rectangle passageway rotates to be connected with the movable frame, and the inner wall of remaining rectangle passageway and the inner wall of movable frame all are connected with the filter screen that is used for purifying polycrystalline silicon, the periphery of fixed half bucket is connected with the servo motor that provides power for the plastic drum, the bottom rotation of fixed half bucket is connected with the shutoff door.
As a preferred embodiment, the top end of the fixed semi-barrel is connected with a protection frame for protection, the inner wall of the protection frame is rotatably connected with a rotating rod, and the periphery of the rotating rod is connected with a striking plate for intermittently striking the plastic barrel.
As a preferred embodiment, the outer wall of the protective frame is connected with a power motor for providing power for the rotating rod.
As a preferred embodiment, the plugging door is fixedly connected with the fixed half-barrel through a lock catch, and the movable frame is fixedly connected with the plastic barrel through a lock catch.
As the preferred implementation scheme, the bottom intercommunication of shutoff door has the drain pipe that has acid-resisting solenoid valve, and the side of fixed half bucket is embedded to be installed perspective window.
As a preferred implementation scheme, the plastic barrel is rotationally connected with the fixed half barrel through the rotating rod, a plurality of liquid through channels are arranged on two sides of the plastic barrel, the inner wall of the liquid through channel is also connected with a filter screen,
as a preferred embodiment, a plurality of carrying bars are connected to the bottom end of the fixed half tub.
As a preferable embodiment, the periphery of the fixed half barrel is connected with a hook through a pull rope, and the side surface of the plugging door is connected with another hook connected with the hook.
Compared with the prior art, the utility model has the technical effects and advantages that:
according to the silicic acid eluting pure device, the servo motor drives the plastic bucket to rotate, so that polycrystalline silicon in the inner cavity of the plastic bucket moves, acid liquor in the semi-bucket can be fixed in an auxiliary mode to a certain extent to move, and compared with the prior art that only the acid liquor can be stirred, the treatment efficiency of the polycrystalline silicon can be improved;
the power motor drives the rotating rod and the striking plate to rotate, and the plastic barrel is struck, so that the treatment effect can be improved when the polycrystalline silicon is pickled, and the discharging speed and the thoroughness of the polycrystalline silicon can be improved when the polycrystalline silicon is struck during discharging;
the silicic acid eluting pure device not only can improve the treatment efficiency of polysilicon, but also can perform beating, and improves the discharging speed and thoroughness.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a plastic bucket according to the present utility model;
fig. 3 is a bottom view of the stationary half of the present utility model.
Reference numerals illustrate:
in the figure: 1. fixing a half barrel; 2. a plastic barrel; 3. a movable frame; 4. a servo motor; 5. plugging a door; 6. a protective frame; 7. a rotating lever; 8. a striking plate; 9. a power motor; 10. a liquid outlet pipe; 11. a carrier bar; 12. a hook; 13. and (5) pulling the rope.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.
Unless the directions indicated by the individual definitions are used, the directions of up, down, left, right, front, rear, inner and outer are all directions of up, down, left, right, front, rear, inner and outer in the drawings shown in the present utility model, and are described herein together.
The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.
All materials of the structure that can be contacted with the acid solution are provided as acid resistant materials, such as plastics and the like.
In order to solve the problem, as shown in fig. 1 to 3, a silicic acid eluting pure device comprises a fixed half-bucket 1 which is transversely arranged and used for containing acid solution, a plastic bucket 2 which is used for containing polysilicon is arranged in an inner cavity of the fixed half-bucket 1, a plurality of rectangular channels are arranged on the periphery of the plastic bucket 2, one rectangular channel is rotationally connected with a movable frame 3, the movable frame 3 is opened, polysilicon to be treated is led into the plastic bucket 2, then the movable frame 3 and a lock catch are closed, the inner wall of the remaining rectangular channels and the inner wall of the movable frame 3 are both connected with a filter screen used for purifying the polysilicon, a servo motor 4 which is used for providing power for the plastic bucket 2 is connected on the periphery of the fixed half-bucket 1, a sealing door 5 is rotationally connected with the bottom end of the fixed half-bucket 1, after the deacidification is completed, the plugging door 5 is opened, the hook 12 of the plugging door 5 is connected with the other hook 12 in a hanging manner, the material receiving equipment is placed at the plugging door 5, the movable frame 3 is opened, the servo motor 4 is controlled to drive the plastic barrel 2 to rotate, the movable frame 3 is positioned at the lowest position, the polysilicon is discharged along with gravity, the bottom end of the fixed half barrel 1 is connected with a plurality of bearing rods 11, acid liquor is led into the fixed half barrel 1, the servo motor 4 is started, the servo motor 4 drives the plastic barrel 2 to rotate, the polysilicon in the inner cavity of the plastic barrel 2 is enabled to move, the acid liquor and the polysilicon are also enabled to be moved to a certain extent in an auxiliary manner, and the acid liquor is contacted with the polysilicon to realize acid cleaning and purification, so that metal impurities in the polysilicon are removed.
In order to perform beating vibration, the top end of the fixed half bucket 1 is connected with a protection frame 6 used for protection, the inner wall of the protection frame 6 is rotationally connected with a rotating rod 7, the periphery of the rotating rod 7 is connected with a beating plate 8 used for intermittently beating the plastic bucket 2, the outer wall of the protection frame 6 is connected with a power motor 9 used for providing power for the rotating rod 7, the power motor 9 drives the rotating rod 7 and the beating plate 8 to rotate in the pickling process, the plastic bucket 2 is beaten, the pickling efficiency is improved, and the beating vibration of the beating plate 8 can improve the speed and the thoroughness of the blanking during the blanking.
In order to meet the use requirement, the plugging door 5 is fixedly connected with the fixed half-bucket 1 through a lock catch, the movable frame 3 is fixedly connected with the plastic bucket 2 through the lock catch, the bottom end of the plugging door 5 is communicated with a liquid outlet pipe 10 with an acid-resistant electromagnetic valve, the acid-resistant electromagnetic valve is opened, so that acid liquid is discharged from the liquid outlet pipe 10, after the liquid discharge is completed, the liquid outlet pipe 10 is communicated with clear water liquid receiving equipment, clear water is led into the fixed half-bucket 1, continuous flushing is performed, acid is removed to a certain extent, and a perspective window is embedded in the side surface of the fixed half-bucket 1.
The pickling efficiency is improved, the plastic barrel 2 is rotationally connected with the fixed half barrel 1 through the rotating rod, a plurality of liquid through channels are arranged on the two sides of the plastic barrel 2, the inner wall of the liquid through channels is also connected with a filter screen,
in order to fix the plugging door 5, the blanking is convenient, the periphery of the fixed half barrel 1 is connected with a hook 12 through a pull rope 13, and the side surface of the plugging door 5 is connected with another hook 12 which is connected with the hook 12 in a hanging way.
The servo motor 4, the power motor 9 and the acid-resistant electromagnetic valve are all conventional instruments, the working principle, the size and the model are irrelevant to the problems solved by the application, so that the control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common general knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so that the control mode and circuit connection are not explained in detail.
Principle of operation
According to the silicic acid eluting pure device, the movable frame 3 is opened, polycrystalline silicon to be treated is introduced into the plastic barrel 2, then the movable frame 3 and the lock catch are closed, acid liquor is introduced into the fixed half barrel 1, the servo motor 4 is started, the servo motor 4 drives the plastic barrel 2 to rotate, so that polycrystalline silicon in the inner cavity of the plastic barrel 2 is moved, and the acid liquor in the fixed half barrel 1 can be assisted to be moved to a certain extent;
in the pickling process, the power motor 9 drives the rotating rod 7 and the striking plate 8 to rotate, the plastic barrel 2 is struck, after the pickling is completed, the acid-resistant electromagnetic valve is opened, so that acid liquor is discharged from the liquid outlet pipe 10, after the liquid discharging is completed, the liquid outlet pipe 10 is communicated with clear water liquid receiving equipment, clear water is led into the fixed half barrel 1, the cleaning is continuously carried out, a certain degree of deacidification is carried out, after the deacidification is completed, the blocking door 5 is opened, the hook 12 of the blocking door 5 is connected with the other hook 12 in a hanging mode, a material receiving equipment is placed at the blocking door 5, the movable frame 3 is opened, the servo motor 4 is controlled to drive the plastic barrel 2 to rotate, the movable frame 3 is arranged at the lowest position, and the polycrystalline silicon is fed along with gravity, in the process, the power motor 9 is opened, and the striking of the striking plate 8 can promote the feeding speed and the thoroughly.
It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
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 (8)
1. A silicic acid eluting purification device comprising a transversely arranged stationary half-tank (1) for holding an acidic solution, characterized in that: the inner chamber of fixed semi-tub (1) is provided with plastic drum (2) that are used for holding polycrystalline silicon, a plurality of rectangle passageway has been seted up to the periphery of plastic drum (2), and one of them rectangle passageway rotates and is connected with movable frame (3), and the inner wall of remaining rectangle passageway and the inner wall of movable frame (3) all are connected with the filter screen that is used for purifying polycrystalline silicon, the periphery of fixed semi-tub (1) is connected with servo motor (4) that provide power for plastic drum (2), the bottom rotation of fixed semi-tub (1) is connected with shutoff door (5).
2. A silicic acid eluting purification device according to claim 1, wherein: the top of the fixed semi-barrel (1) is connected with a protection frame (6) for protection, the inner wall of the protection frame (6) is rotationally connected with a rotating rod (7), and the periphery of the rotating rod (7) is connected with a striking plate (8) for intermittently striking the plastic barrel (2).
3. A silicic acid eluting purification device according to claim 2, wherein: the outer wall of the protection frame (6) is connected with a power motor (9) for providing power for the rotating rod (7).
4. A silicic acid eluting purification device according to claim 1, wherein: the blocking door (5) is fixedly connected with the fixed half-bucket (1) through a lock catch, and the movable frame (3) is fixedly connected with the plastic bucket (2) through a lock catch.
5. The silicic acid eluting purification device according to claim 4, wherein: the bottom of the plugging door (5) is communicated with a liquid outlet pipe (10) with an acid-resistant electromagnetic valve, and a perspective window is embedded and installed on the side surface of the fixed half barrel (1).
6. A silicic acid eluting purification device according to claim 1, wherein: the plastic barrel (2) is rotationally connected with the fixed half barrel (1) through the rotating rod, a plurality of liquid through channels are formed in the two sides of the plastic barrel (2), and the inner wall of each liquid through channel is also connected with a filter screen.
7. The silicic acid eluting purification device according to claim 6, wherein: the bottom end of the fixed half barrel (1) is connected with a plurality of bearing rods (11).
8. The silicic acid eluting purification device according to claim 5, wherein: the periphery of the fixed semi-barrel (1) is connected with a hook (12) through a pull rope (13), and the side surface of the plugging door (5) is connected with another hook (12) which is connected with the hook (12) in a hanging mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715552.1U CN220258926U (en) | 2023-07-03 | 2023-07-03 | Silicic acid eluting pure device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321715552.1U CN220258926U (en) | 2023-07-03 | 2023-07-03 | Silicic acid eluting pure device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220258926U true CN220258926U (en) | 2023-12-29 |
Family
ID=89304671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321715552.1U Active CN220258926U (en) | 2023-07-03 | 2023-07-03 | Silicic acid eluting pure device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220258926U (en) |
-
2023
- 2023-07-03 CN CN202321715552.1U patent/CN220258926U/en active Active
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| GR01 | Patent grant |