CN218951555U - Suspension device for silicon charging barrel of silicon core drawing single crystal furnace - Google Patents
Suspension device for silicon charging barrel of silicon core drawing single crystal furnace Download PDFInfo
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- CN218951555U CN218951555U CN202223275386.6U CN202223275386U CN218951555U CN 218951555 U CN218951555 U CN 218951555U CN 202223275386 U CN202223275386 U CN 202223275386U CN 218951555 U CN218951555 U CN 218951555U
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Abstract
A suspension device for a silicon material charging barrel of a silicon core drawing single crystal furnace comprises a lifting lug component, wherein the lifting lug component is connected with a graphite chuck; the lifting lug component comprises a lifting rod, one end of the lifting rod is detachably provided with a lifting ring, and the other end of the lifting rod is provided with a conical head; the center of the graphite chuck is provided with a mounting channel, the mounting channel comprises a suspender movable channel and a conical head movable channel, the top of the mounting channel is in threaded connection with a heavy hammer, and the top of the heavy hammer is provided with a connecting hole. The utility model adopts a mode of combining the hanging rod and the hanging hook, has flexible and simple operation, is simple and convenient to detach after being used, and does not occupy too much space.
Description
Technical Field
The utility model belongs to the technical field of monocrystalline silicon production, and particularly relates to a suspension device for a silicon charging barrel of a silicon core drawing monocrystalline furnace.
Background
At present, the solar silicon material is supplied in tension, the silicon core requirement for producing the polysilicon material rises, the traditional single crystal furnace is limited by a thermal field and a small quartz crucible volume, the single furnace drawing charging amount is low and is only about 120 kg, and in order to increase the charging amount and reduce the silicon core drawing cost, secondary charging is needed in the operation process; however, the secondary charging barrel is large in volume, the weight is increased after the silicon material is mounted, the diameter of a graphite head for hanging seed crystals of a silicon core furnace of a single crystal furnace is small, the charging barrel is hung and the operation difficulty is extremely high safely, the charging barrel needs to be removed after the charging action is completed, and the original state of hanging seed crystals is restored;
the existing single crystal silicon core drawing furnace has low loading amount and high cost when drawing silicon cores due to small thermal field and small quartz crucible volume, and a hanging device suitable for the existing furnace cannot be designed after the hanging charging barrel is adopted for secondary charging, so that the hanging device must meet the bearing force of the charging barrel and the silicon materials, is easy to disassemble while being firm, and the hanging device needs to be simple and cannot occupy too much space. In addition, the advantages of high temperature resistance and corrosion resistance are required.
Disclosure of Invention
In view of the technical problems in the prior art, the suspension device for the silicon charging barrel of the silicon core drawing single crystal furnace provided by the utility model adopts a combination mode of the hanging rod and the hanging hook, is flexible and simple to operate, is simple to detach after being used, and does not occupy too much space.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a suspension device for a silicon material charging barrel of a silicon core drawing single crystal furnace comprises a lifting lug component, wherein the lifting lug component is connected with a graphite chuck; the lifting lug component comprises a lifting rod, one end of the lifting rod is detachably provided with a lifting ring, and the other end of the lifting rod is provided with a conical head; the center of the graphite chuck is provided with a mounting channel, the mounting channel comprises a suspender movable channel and a conical head movable channel, the top of the mounting channel is in threaded connection with a heavy hammer, and the top of the heavy hammer is provided with a connecting hole.
Further, the suspender is connected with the hanging ring through threads.
Further, the shackle member is made of 304 stainless steel.
The following beneficial effects can be achieved in this patent:
1. when the silicon core is pulled by the single crystal furnace, the space of the existing single crystal silicon core crucible is small, the charging amount of the single crystal furnace is only 120-130 kg, the cost is high, the charging amount is required to be increased by secondary charging by using a charging barrel, but the charging barrel is large in size and heavy in weight, and a charging barrel hanging device which is safe, low in operation difficulty coefficient, resistant to strength, resistant to high temperature, high in stability and easy to detach is required to be designed, so that the secondary charging action is smoothly carried out. The special hanging rod with the diameter the same as that of the seed crystal for drawing the silicon core is embedded into the graphite sleeve, and the hanging rod is connected with the hanging rod through the threads, so that the method is simple to operate, safe, reliable and convenient to detach, meets the requirement of secondary re-casting when the silicon core is drawn, and can increase the charging amount of a single furnace to 190 kg, thereby greatly reducing the cost.
2. The problem that a single crystal furnace silicon core drawing re-casting device is safe and concise to connect and hang is solved, a 304 stainless steel material is used for designing a suspender and a suspension ring device which are convenient to detach, safe, corrosion-resistant and high-temperature-resistant, and the operation problem that a charging barrel is needed to hang and detach when the single crystal furnace draws the silicon core is solved.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is an effect diagram of the lifting charging barrel of the utility model;
FIG. 3 is an axially expanded view of the shackle member of the present utility model;
FIG. 4 is a view showing the effect of the lug member and graphite chuck assembly of the present utility model;
in the figure: lifting lug component 1, lifting rod 101, lifting ring 102, conical head 103, graphite chuck 2, weight 3.
Detailed Description
Example 1:
the preferable scheme is as shown in figures 1-4, and the hanging device for the silicon charging barrel of the silicon core drawing single crystal furnace comprises a lifting lug component 1, wherein the lifting lug component 1 is connected with a graphite chuck 2; the lifting lug member 1 comprises a lifting rod 101, wherein one end of the lifting rod 101 is detachably provided with a lifting ring 102, and the other end of the lifting rod 101 is provided with a conical head 103; the center of the graphite chuck 2 is provided with a mounting channel, the mounting channel comprises a suspender movable channel and a conical head movable channel, the top of the mounting channel is in threaded connection with the heavy hammer 3, and the top of the heavy hammer 3 is provided with a connecting hole. The diameter of the suspender 101 is consistent with the diameter of the original reserved seed crystal head, and the original seed crystal homing is not affected after the feeding action is completed and the disassembly is convenient and quick; the double design of the hanging rod 101 and the hanging ring 102 ensures the safe and reliable operation of the hanging barrel, and simultaneously ensures flexible and quick disassembly without influencing the working procedure of silicon core drawing;
further, the boom 101 and the hanging ring 102 are connected through threads. The effect of the lifting lug member 1, the graphite chuck 2 and the weight 3 after assembly is shown in fig. 1, and the effect of the lifting lug member after hanging the feeding barrel is shown in fig. 2. The hanger rod which is made of 304 stainless steel and has the same size as the seed crystal penetrates into the graphite chuck, and a hanging ring made of 304 material is arranged at the head of the hanger rod by threads, and the installation diagram is shown in figures 3-4.
Further, the shackle member 1 is made of 304 stainless steel. The 304 stainless steel can keep the corresponding strength and high temperature resistance, and is convenient to detach after being used, thereby meeting the requirement of secondary feeding.
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (3)
1. A linkage that is used for silicon core to draw monocrystalline furnace silicon feed cylinder, its characterized in that: comprises a lifting lug component (1), wherein the lifting lug component (1) is connected with a graphite chuck (2); the lifting lug component (1) comprises a lifting rod (101), one end of the lifting rod (101) is detachably provided with a lifting ring (102), and the other end of the lifting rod (101) is provided with a conical head (103); the center of the graphite chuck (2) is provided with a mounting channel, the mounting channel comprises a suspender movable channel and a conical head movable channel, the top of the mounting channel is in threaded connection with the heavy hammer (3), and the top of the heavy hammer (3) is provided with a connecting hole.
2. The suspension device for a silicon feed cylinder of a silicon core pulling single crystal growing furnace of claim 1, wherein: the suspender (101) is connected with the suspension ring (102) by screw threads.
3. The suspension device for a silicon feed cylinder of a silicon core pulling single crystal growing furnace of claim 1, wherein: the lifting lug component (1) is made of 304 stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275386.6U CN218951555U (en) | 2022-12-07 | 2022-12-07 | Suspension device for silicon charging barrel of silicon core drawing single crystal furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223275386.6U CN218951555U (en) | 2022-12-07 | 2022-12-07 | Suspension device for silicon charging barrel of silicon core drawing single crystal furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218951555U true CN218951555U (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223275386.6U Active CN218951555U (en) | 2022-12-07 | 2022-12-07 | Suspension device for silicon charging barrel of silicon core drawing single crystal furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218951555U (en) |
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2022
- 2022-12-07 CN CN202223275386.6U patent/CN218951555U/en active Active
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