Single-crystal furnace crystal bar positioning device and single-crystal furnace using same

A positioning device and furnace crystal technology, which are applied in the directions of single crystal growth, crystal growth, chemical instruments and methods, etc., can solve the problems of small placement space for crystal rods and easy damage of crystal rods.

Active Publication Date: 2015-02-11
宁夏盈谷实业股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The general crystal ingot positioning device of single crystal furnace is realized by fastening method. The above-mentioned traditional method has the following problems: the growth of the crystal ingot and the small space for placing the ingot cause the ingot to be easily damaged during the growth of the ingot.

Method used

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  • Single-crystal furnace crystal bar positioning device and single-crystal furnace using same
  • Single-crystal furnace crystal bar positioning device and single-crystal furnace using same
  • Single-crystal furnace crystal bar positioning device and single-crystal furnace using same

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Embodiment Construction

[0016] Please also see figure 1 , figure 2 , the single crystal furnace ingot positioning device 10 includes a connecting portion 11 , a cylindrical housing portion 12 , a telescopic portion 13 , a longitudinal guide 14 and a fixing member 15 .

[0017] Please also see Figure 3 to Figure 5 One end of the connecting part 11 is connected to the middle part of the cylinder housing part 12, and the other end of the connecting part 11 is provided with a positioning hole 111, and the connecting part 11 is connected to the lower flange of the upper furnace body of the polycrystalline furnace through the positioning hole 111. The connecting portion 11 is perpendicular to the side wall of the cylinder receiving portion 12 . The telescopic part 13 is arranged in the cylindrical housing part 12 and one end of the telescopic part 13 protrudes from the cylindrical housing part 12, and the end of the telescopic part 13 protruding from the cylindrical housing part 12 is provided with a p...

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PUM

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Abstract

The invention provides a single-crystal furnace crystal bar positioning device and a single-crystal furnace using the same. The single-crystal furnace crystal bar positioning device comprises a connecting part, a cylinder accommodation part, a retractable part, a longitudinal guiding part and a fixed part, wherein one end of the connecting part is connected with the middle part of the cylinder accommodation part, and the other end of the connecting part has a positioning hole; the connecting part is vertical to the side wall of the cylinder accommodation part; the retractable part is arranged in the cylinder accommodation part, and one end of the retractable part is extended out of the cylinder accommodation part; one end of the retractable part, which is extended out of the cylinder accommodation part, is provided with a positioning rocker arm for positioning a crystal bar; the positioning rocker arm is vertical to the axis of the cylinder accommodation part; the other end of the retractable part, which is accommodated in the cylinder accommodation part, has a fixing hole; the longitudinal guiding part is arranged in a guiding hole of the cylinder accommodation part, is contacted with the retractable part and is vertical to the axis of the cylinder accommodation part; and the fixed part is arranged in the fixing hole of the cylinder accommodation part.

Description

Technical field: [0001] The invention relates to the technical field of single crystal silicon production equipment, in particular to a single crystal furnace crystal rod positioning device and a single crystal furnace using the single crystal furnace crystal rod positioning device. Background technique: [0002] Single crystal furnace is the necessary equipment in the process of converting polycrystalline silicon into single crystal silicon, and single crystal silicon is the basic raw material in photovoltaic power generation and semiconductor industry. As the key supporting material of the modern information society, single crystal silicon is one of the most important single crystal materials in the world. It is not only the main functional material for the development of computers and integrated circuits, but also the main functional material for photovoltaic power generation and utilization of solar energy. [0003] The function of the crystal rod positioning device of t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C30B15/00
Inventor 吴学军周凯平
Owner 宁夏盈谷实业股份有限公司
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