CN216918633U - Graphite snap ring and chuck structure - Google Patents
Graphite snap ring and chuck structure Download PDFInfo
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- CN216918633U CN216918633U CN202220687945.5U CN202220687945U CN216918633U CN 216918633 U CN216918633 U CN 216918633U CN 202220687945 U CN202220687945 U CN 202220687945U CN 216918633 U CN216918633 U CN 216918633U
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- graphite
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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Abstract
The utility model discloses a graphite snap ring and a chuck structure, relates to the technical field of polycrystalline silicon production equipment, and mainly aims to provide a graphite snap ring which can be conveniently disassembled. The main technical scheme of the utility model is as follows: a graphite snap ring, comprising: the middle part of the first body is provided with a first through hole, and the outer side of the first body is provided with a first groove; the middle part of second body has the second through-hole, and the second through-hole communicates each other with first through-hole, and the one end fixed connection of second body is in first body, and the diameter of second body reduces from the one end to the other end of second body gradually. The utility model is mainly used for fixing the graphite chuck.
Description
Technical Field
The utility model relates to the technical field of polycrystalline silicon production equipment, in particular to a graphite snap ring and chuck structure.
Background
The graphite snap ring is a core material for producing the polycrystalline silicon by the reduction furnace, and determines the capacity and the quality of the polycrystalline silicon by the reduction furnace in relation to the production stability of the reduction furnace. The graphite chuck is a device used for installing a silicon core and conducting electricity in the polycrystalline silicon reduction furnace; silicon is deposited on the surface of the silicon core, the surface temperature of the top end of the chuck part reaches a high temperature of more than 1000 ℃, the silicon is deposited on the surface, the taper part of the chuck is wrapped, and the diameter of the taper part of the chuck is enlarged synchronously with the diameter of the silicon core. The graphite snap ring is a key component for fixing the graphite chuck on the electrode clamping groove. Once the graphite clamp ring has problems, the graphite clamp head is easy to loosen in operation, the produced silicon rod leans against or even falls down, and meanwhile, after production is finished each time and the silicon rod is disassembled, the broken graphite clamp head and the broken graphite clamp ring need to be taken out of the electrode groove and cleaned, and then the next furnace installation production is carried out.
The existing graphite clamping ring structure is not easy to disassemble or disassemble forcibly after the clamping ring is wedged tightly due to the defects in design, and only destructive disassembly can be adopted in the disassembling process, so that the auxiliary material cost is increased, and the production cost of the silicon rod is further increased.
SUMMERY OF THE UTILITY MODEL
In view of this, embodiments of the present invention provide a graphite snap ring and a chuck structure, and mainly provide a graphite snap ring that can be conveniently disassembled.
In order to achieve the purpose, the utility model mainly provides the following technical scheme:
in one aspect, an embodiment of the present invention provides a graphite snap ring, including:
the middle part of the first body is provided with a first through hole, and the outer side of the first body is provided with a first groove;
the middle part of the second body is provided with a second through hole, the second through hole is communicated with the first through hole, one end of the second body is fixedly connected with the first body, and the diameter of the second body is gradually reduced from one end of the second body to the other end of the second body.
Furthermore, the first grooves are multiple and are uniformly arranged on the side surface of the first body.
Further, a first stop block is arranged between every two adjacent first grooves.
Further, a first inclined surface is arranged in the first groove, and the first inclined surface is arranged at the upper part of the first groove.
Further, the inclination angle between the first inclined surface and the upper part of the first groove is 30 to 45 degrees.
Further, the first body and the second body are of an integrally formed structure.
Furthermore, the second body is in the shape of a truncated cone.
Further, the diameter of the first through hole is the same as that of the second through hole.
On the other hand, an embodiment of the present invention further provides a chuck structure, including:
the chuck body, the electrode component and the graphite clamping ring; the chuck body sequentially penetrates through the first through hole and the second through hole of the graphite snap ring, and the outer side of the second body of the graphite snap ring is attached to the inner side of the electrode component.
Compared with the prior art, the utility model has the following technical effects:
in the technical scheme provided by the embodiment of the utility model, the middle part of the first body is provided with a first through hole, and the outer side of the first body is provided with a first groove; the middle part of second body has the second through-hole, the second through-hole communicates with first through-hole each other, the one end fixed connection of second body in first body, the diameter of second body reduces from the one end to the other end of second body gradually, compared with the prior art, the snap ring wedging back, graphite chuck and snap ring are very difficult to dismantle, or dismantle by force, at the in-process of dismantling, only can take destructive demolition, thereby lead to the auxiliary material cost to rise, and then the manufacturing cost of silicon rod has been improved, in this technical scheme, through setting up first recess in the outside of first body, when needing to dismantle the graphite snap ring, through inserting crowbar or other instruments in first recess, then make the crowbar obtain one end and exert oneself downwards, make the graphite snap ring break away from electrode assembly, thereby reach the technological effect of conveniently dismantling the graphite snap ring.
Drawings
Fig. 1 is a schematic structural diagram of a graphite snap ring according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a first graphite snap ring according to an embodiment of the present invention;
fig. 3 is a schematic top view of a graphite snap ring according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a second graphite snap ring according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
In one aspect, as shown in fig. 1 to 3, an embodiment of the present invention provides a graphite snap ring, including:
the device comprises a first body 1, wherein a first through hole 12 is formed in the middle of the first body 1, and a first groove 11 is formed in the outer side of the first body 1;
the middle part of second body 2, second body 2 has second through-hole 21, and second through-hole 21 communicates each other with first through-hole 12, and the one end fixed connection of second body 2 is in first body 1, and the diameter of second body 2 reduces from the one end of second body 2 to the other end gradually.
In the technical scheme provided by the embodiment of the utility model, the middle part of the first body 1 is provided with a first through hole 12, and the outer side of the first body 1 is provided with a first groove 11; the middle part of the second body 2 is provided with a second through hole 21, the second through hole 21 is communicated with the first through hole 12, one end of the second body 2 is fixedly connected with the first body 1, the diameter of the second body 2 is gradually reduced from one end of the second body 2 to the other end, compared with the prior art, after the clamping ring is wedged tightly, the graphite chuck and the clamping ring are not easy to disassemble or are forcibly disassembled, in the process of disassembly, only destructive disassembly can be adopted, so that the cost of auxiliary materials is increased, and the production cost of the silicon rod is further increased, by providing the first groove 11 on the outer side of the first body 1, when the graphite snap ring needs to be disassembled, by inserting a crowbar or other tools into the first groove 11, then one end of the crowbar is forced downwards to separate the graphite snap ring from the electrode component 8, thereby achieving the technical effect of conveniently disassembling the graphite snap ring.
The first body 1 and the second body 2 are both made of graphite materials, the first body 1 and the second body 2 are of an integrally formed structure, the first body 1 is of an annular structure, the first groove 11 is formed in the outer side of the first body 1, the number of the first grooves 11 can be one or multiple, when the number of the first grooves 11 is one, the first grooves 11 are annularly arranged on the outer side of the first body 1, at the moment, the first grooves 11 are of the annular structure, so that personnel can disassemble the graphite snap ring from different angles, the technical effect of convenient disassembly is achieved, in addition, the first grooves 11 are annularly arranged on the outer side of the first body 1, the processing of the graphite snap ring can be facilitated, the production cost of the graphite snap ring is reduced, when the number of the first grooves 11 is multiple, the multiple first grooves 11 are uniformly arranged on the side surface of the first body 1, a plurality of first recesses 11 also are the loop configuration and set up in the outside of first body 1, but, set up first dog between two adjacent first recesses 11, be the integrated into one piece structure between first dog and the first body 1, can improve the support intensity of graphite snap ring to, at the in-process of dismantling the graphite snap ring through the instrument, first dog can improve the connectivity about first body 1, thereby further improve the connectivity of graphite snap ring.
Further, as shown in fig. 4, the first recess 11 has a first inclined surface 13 therein, and the first inclined surface 13 is disposed at an upper portion of the first recess 11. In this embodiment, the first groove 11 is further defined, the first inclined surface 13 is disposed on the upper portion of the first groove 11, the first inclined surface 13 is used to provide a levered supporting surface for a tool, on one hand, the tool can be conveniently inserted into the first groove 11 and the graphite snap ring can be levered, on the other hand, the supporting performance of the graphite snap ring can be improved, optionally, the inclined angle between the first inclined surface 13 and the upper portion of the first groove 11 is 30 degrees to 45 degrees, when the tool levers the first body 1, the first inclined surface 13 can improve the supporting performance of the first groove 11, so as to further improve the supporting performance of the first body 1, specifically, a parallel surface 14 can be disposed between the upper wall and the side wall of the first groove 11, one end of the parallel surface 14 is connected with the first inclined surface 13, the other end of the parallel surface 14 is connected with the side wall of the first groove 11, the tool can be clamped between the parallel surface 14 and the side wall of the first groove 11, in the process that the tool is pried, the tool applies force to the parallel surface 14, at the moment, the parallel surface 14 and the first inclined surface 13 form a triangular supporting structure, so that the stress of the first body 1 is reduced, the technical effect of protecting the graphite snap ring is achieved on one hand, and the wear resistance of the first body 1 can be increased on the other hand.
Further, the second body 2 is shaped like a truncated cone. In this embodiment, the second body 2 is further limited, the inner side of the second body 2 is attached to the chuck body, that is, the chuck body can just pass through the second body 2, therefore, the diameter of the first through hole 12 is the same as that of the second through hole 21, the chuck body sequentially passes through the first through hole 12 and the second through hole 21, so that the chuck body can be fixed on the graphite snap ring, the outer side of the second body 2 is an inclined plane, the second body 2 is in the shape of a circular cone, the outer side of the second body 2 is in contact with the inner wall of the electrode groove of the electrode, then the upper side of the first body 1 is knocked, the graphite snap ring gradually moves downwards, and the technical effects of fixing the chuck body and the electrode are achieved.
On the other hand, an embodiment of the present invention further provides a chuck structure, including:
the chuck body, the electrode part 8 and the graphite snap ring; the chuck body sequentially passes through the first through hole 12 and the second through hole 21 of the graphite snap ring, and the outer side of the second body 2 of the graphite snap ring is mutually attached to the inner side of the electrode part 8.
In the technical scheme provided by the embodiment of the utility model, the chuck body is arranged on the electrode component 8, and then the graphite snap ring is arranged between the chuck body and the electrode component 8, so that the graphite snap ring can be clamped into the chuck body and the electrode component 8, and the technical effect of fixing the chuck body and the electrode component 8 is achieved, wherein the graphite snap ring comprises a first body 1 and a second body 2, a first through hole 12 is formed in the middle of the first body 1, and a first groove 11 is formed in the outer side of the first body 1; the middle part of the second body 2 is provided with a second through hole 21, the second through hole 21 is communicated with the first through hole 12, one end of the second body 2 is fixedly connected with the first body 1, the diameter of the second body 2 is gradually reduced from one end of the second body 2 to the other end, compared with the prior art, after the clamping ring is wedged tightly, the graphite chuck and the clamping ring are not easy to disassemble or are forcibly disassembled, in the disassembly process, only destructive disassembly can be adopted, so that the cost of auxiliary materials is increased, and the production cost of the silicon rod is further increased, by providing the first groove 11 on the outer side of the first body 1, when the graphite snap ring needs to be disassembled, by inserting a crowbar or other tools into the first groove 11, then one end of the crowbar is forced downwards to separate the graphite snap ring from the electrode part 8, thereby achieving the technical effect of conveniently disassembling the graphite snap ring.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A graphite snap ring, comprising:
the middle part of the first body is provided with a first through hole, and the outer side of the first body is provided with a first groove;
the middle part of the second body is provided with a second through hole, the second through hole is communicated with the first through hole, one end of the second body is fixedly connected with the first body, and the diameter of the second body is gradually reduced from one end of the second body to the other end of the second body.
2. The graphite clasp of claim 1,
the first grooves are multiple and are evenly formed in the side face of the first body.
3. The graphite clasp of claim 2,
a first stop block is arranged between every two adjacent first grooves.
4. The graphite clasp of claim 2,
the first groove is internally provided with a first inclined surface which is arranged at the upper part of the first groove.
5. The graphite clasp of claim 4,
the inclination angle between the first inclined surface and the upper part of the first groove is 30-45 degrees.
6. The graphite clasp of any one of claims 1 to 3,
the first body and the second body are of an integrally formed structure.
7. The graphite clasp of any one of claims 1 to 3,
the second body is in the shape of a truncated cone.
8. The graphite clasp of any one of claims 1 to 3,
the first through hole and the second through hole have the same diameter.
9. A chuck structure, comprising:
a collet body, an electrode component and a graphite snap ring as claimed in any one of claims 1 to 8;
the chuck body sequentially penetrates through the first through hole and the second through hole of the graphite snap ring, and the outer side of the second body of the graphite snap ring is attached to the inner side of the electrode component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220687945.5U CN216918633U (en) | 2022-03-28 | 2022-03-28 | Graphite snap ring and chuck structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220687945.5U CN216918633U (en) | 2022-03-28 | 2022-03-28 | Graphite snap ring and chuck structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216918633U true CN216918633U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220687945.5U Active CN216918633U (en) | 2022-03-28 | 2022-03-28 | Graphite snap ring and chuck structure |
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| CN (1) | CN216918633U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116443883A (en) * | 2023-05-09 | 2023-07-18 | 内蒙古大全新能源有限公司 | Graphite-metal electrode for producing polycrystalline silicon |
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2022
- 2022-03-28 CN CN202220687945.5U patent/CN216918633U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116443883A (en) * | 2023-05-09 | 2023-07-18 | 内蒙古大全新能源有限公司 | Graphite-metal electrode for producing polycrystalline silicon |
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