CN203559153U - Suspension protection device of secondary charger of single crystal furnace - Google Patents
Suspension protection device of secondary charger of single crystal furnace Download PDFInfo
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- CN203559153U CN203559153U CN201320753372.2U CN201320753372U CN203559153U CN 203559153 U CN203559153 U CN 203559153U CN 201320753372 U CN201320753372 U CN 201320753372U CN 203559153 U CN203559153 U CN 203559153U
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- single crystal
- shack
- secondary feeder
- weight
- crystal furnace
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Abstract
The utility model discloses a suspension protection device of a secondary charger of a single crystal furnace, relating to the technical field of monocrystalline silicon production. The suspension protection device comprises a connecting ring, and more than two connecting rods which are axially uniformly distributed along the connecting ring and downwards extend, wherein the inner diameter of the connecting ring is in clearance fit with the outer diameter of a heavy punch, a threaded hole corresponding to a thermal expansion hole in the heavy punch is formed in the connecting ring, the connecting ring is fixedly connected with the heavy punch by means of a locking bolt penetrating through the heavy punch, a connecting frame is arranged at the lower end of the connecting rod, and a secondary charger is connected with the connecting frame. The suspension protection device has the advantages of simple structure, is convenient to operate, easy to disassemble and firm to fix, is capable of conveniently and rapidly suspending the charger, reducing the labor intensity of an operator, shortening the operation time, increasing the work efficiency, and is capable of preventing a graphite chuck, prolonging the service life of the graphite chuck, and favorably saving the cost.
Description
Technical field
The utility model relates to monocrystalline silicon production technical field.
Background technology
Silicon single crystal is the basic material in photovoltaic generation and semicon industry, and silicon single crystal is as the critical support material of advanced information society, is one of most important monocrystal material in the world at present.At present, conventionally use single crystal growing furnace to produce silicon single crystal, single crystal growing furnace is a kind of in inert gas environment, with graphite heater, the polycrystalline materials such as polysilicon is melted, with the equipment of Grown by CZ Method dislocation-free monocrystalline, be that polysilicon is converted into the necessary equipment in silicon single crystal technological process.Silicon single crystal is generally adopted with the following method and is manufactured: by resistive heating, by the unmelted polycrystalline silicon being contained in quartz crucible, and keep the temperature a little more than silicon fusing point, seed crystal is immersed to melt, then with certain speed, upwards lift seed crystal and rotate and pull out silicon single crystal simultaneously.
Single crystal growing furnace, after pulling single crystal silicon completes, uses secondary charging device in quartz crucible, again to drop into particulate Si material, realizes the recycling of quartz crucible, reduces the drawing time of second silicon rod; The built-in secondary charging device of single crystal growing furnace needs to be suspended on weight in reinforced process, by the lifting of driven by motor feeding device, complete reinforced work, between general silicon single crystal secondary charging device and weight, by graphite chuck, be threaded, because secondary charging device needs often dismounting, easily cause the damage of weight, and the graphite chuck temperature after just having fed in raw material is high, can not dismantle in time, cause furnace outage time long, affect the carrying out of subsequent production.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of silicon single crystal secondary feeder and hangs protector; simple in structure, easy to operate, dismantle easy, fixed; can conveniently hang feeder; reduce operating personnel's labour intensity; shorten the activity duration, increase work efficiency, can avoid the wearing and tearing of graphite chuck simultaneously; in the work-ing life that extends graphite chuck, be beneficial to cost-saving.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of secondary feeder of single crystal furnace suspension system, comprise shack and axially uniform and to more than two union lever of downward-extension along shack, the internal diameter of described shack coordinates with the crest clearance of weight, described shack is provided with the threaded hole corresponding with thermal expansion hole on weight, and described shack is fixedly connected with weight by means of the securing bolt that runs through weight; The lower end of described union lever is provided with link span, and secondary feeder is connected with link span.
The lower end of described union lever is provided with bending section, and described bending section extends and is intersected in interface point; Described link span comprises the link of being located at union lever interface point place, and secondary feeder is connected with link.
Described link span also comprises the hook being connected with link, and secondary feeder is connected with hook.
Described hook is U-shaped snap ring.
Described union lever is four.
The beneficial effect that adopts technique scheme to produce is: the utility model makes full use of the thermal expansion hole of weight, by on shack with the threaded hole of the corresponding setting in thermal expansion hole, with securing bolt, carry out fastening, simple in structure, easy to operate, dismantle easy, fixed, can conveniently hang feeder, reduce operating personnel's labour intensity, shorten the activity duration, increase work efficiency, can avoid the wearing and tearing of graphite chuck simultaneously, in the work-ing life that extends graphite chuck, be conducive to cost-saving; Lower end at union lever hangs secondary feeder with U-shaped snap ring, adopts U-shaped shackle to connect, not only for convenience detach, and connects reliable; The utility model forms a protection support body, can avoid graphite chuck and seed crystal to be collided with, and plays the effect of protection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-;
Fig. 2 is the structural representation of the utility model embodiment bis-;
Mark in figure: 1-stay cord; 2-weight; 3-shack; 4-securing bolt; 5-graphite chuck; 6-seed crystal; 7-union lever; 8-link; 9-hook; 10-set collar; 11-secondary feeder; 12-terminal pad.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment mono-
Referring to Fig. 1, the utility model comprises shack 3 and axially uniform and to more than two union lever 7 of downward-extension along shack 3, the internal diameter of described shack 3 coordinates with the crest clearance of weight 2, described shack 3 is provided with the threaded hole corresponding with thermal expansion hole on weight 2, and described shack 3 is fixedly connected with weight 2 by means of running through weight 2 securing bolts 4; The lower end of described union lever 7 is provided with link span, and secondary feeder 11 is connected with link span; The lower end of described union lever 7 is provided with bending section, and described bending section extends and is intersected in interface point; Described link span comprises the link 8 of being located at union lever 7 interface point places, is connected with hook 9 on described link 8, and described hook 9 is U-shaped snap ring, and U-shaped snap ring can be dismantled, and is connected with the set collar 10 on secondary feeder 11.
The utility model union lever 7 is four, is distributed on shack 3, forms a protection framework, can avoid graphite chuck 5 and seed crystal 6 to be collided with or clash into unexpectedly, graphite chuck 5 and seed crystal 6 is played to the effect of protection.
In the utility model, weight 2 is connected with propulsion source by stay cord 1, utilize the thermal expansion hole of the perforation that weight 2 is provided with, securing bolt 4 is through the connecting hole on shack 3 and the thermal expansion hole on weight 2, this device and weight 2 are fixed together, and between shack 3 and weight 2, for face contacts, stable connection is reliable, avoid this device double swerve, the graphite chuck 5 for protection on weight 2 and seed crystal 6 are avoided colliding with and reinforced process stable has certain beneficial effect; Due to graphite chuck 5 and seed crystal 6 comparison rapid wears, in this device, union lever 7 surrounds a protection framework, can further protect graphite chuck 5 and seed crystal 6, avoids causing unnecessary loss; Because this device is skeleton construction, in installation process, convenient working personnel check seed crystal 6 constantly, also can avoid the damage of colliding with that seed crystal 6 and graphite chuck 5 are unnecessary; This device lower end adopts U-shaped snap ring connecting secondary feeder 11, and it is firm that U-shaped snap ring can be dismantled and hang, convenient installation and operation.
The utility model makes full use of the thermal expansion hole of weight 2, by on shack 3 with the connecting hole of the corresponding setting in thermal expansion hole, with securing bolt 4 carry out fastening, simple in structure, easy to operate, dismantle easy, fixedly, can conveniently hang feeder, reduce operating personnel's labour intensity, shorten the activity duration, increase work efficiency, can avoid the wearing and tearing of graphite chuck 5 simultaneously, in the work-ing life that extends graphite chuck 5, be conducive to cost-saving; Lower end at union lever 7 hangs secondary feeder 11 with U-shaped snap ring, adopts U-shaped shackle to connect, not only for convenience detach, and connects reliable; The utility model forms a protection support body, can avoid graphite chuck 5 and seed crystal 6 to be collided with, and plays the effect of protection.
Embodiment bis-
Referring to Fig. 2, the present embodiment two is with the difference of embodiment mono-: the lower end of described union lever 7 is welded on a terminal pad 12, and described U-shaped snap ring is directly articulated on this terminal pad.The technical program union lever 7 is straight-bar, simple in structure, easy to operate, dismantle easy, fixedly, can conveniently hang reinforcedly, can solve the technical problem the utility model proposes, and reaches beneficial effect described in the utility model.
Embodiment tri-
The present embodiment three is with the difference of embodiment mono-: described hook 9 adopts anti-drop hooks, simple in structure, easy to operate, safe and reliable, also can realize the effect described in embodiment mono-, and solve described technical problem.
Claims (5)
1. a secondary feeder of single crystal furnace hangs protector, it is characterized in that: comprise shack (3) and axially uniform and to more than two union lever (7) of downward-extension along shack (3), the internal diameter of described shack (3) coordinates with the crest clearance of weight (2), described shack (3) is provided with the connecting hole corresponding with thermal expansion hole on weight (2), and described shack (3) is fixedly connected with weight (2) by means of the securing bolt (4) that runs through weight (2); The lower end of described union lever (7) is provided with link span, and secondary feeder (11) is connected with link span.
2. secondary feeder of single crystal furnace according to claim 1 hangs protector, it is characterized in that: the lower end of described union lever (7) is provided with bending section, and described bending section extends and is intersected in interface point; Described link span comprises the link (8) of being located at union lever (7) interface point place, and secondary feeder (11) is connected with link (8).
3. secondary feeder of single crystal furnace according to claim 2 hangs protector, it is characterized in that: described link span also comprises the hook (9) being connected with link (8), and secondary feeder (11) is connected with hook (9).
4. secondary feeder of single crystal furnace according to claim 3 hangs protector, it is characterized in that: described hook (9) is U-shaped snap ring.
5. secondary feeder of single crystal furnace according to claim 1 hangs protector, it is characterized in that: described union lever (7) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320753372.2U CN203559153U (en) | 2013-11-26 | 2013-11-26 | Suspension protection device of secondary charger of single crystal furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320753372.2U CN203559153U (en) | 2013-11-26 | 2013-11-26 | Suspension protection device of secondary charger of single crystal furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203559153U true CN203559153U (en) | 2014-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320753372.2U Expired - Fee Related CN203559153U (en) | 2013-11-26 | 2013-11-26 | Suspension protection device of secondary charger of single crystal furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203559153U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106119952A (en) * | 2016-09-15 | 2016-11-16 | 保定爱廸新能源股份有限公司 | A kind of single crystal growing furnace secondary charging method |
| CN115613142A (en) * | 2022-07-15 | 2023-01-17 | 南京晶能半导体科技有限公司 | Single crystal furnace feeding hoisting chuck and hoisting assembly |
-
2013
- 2013-11-26 CN CN201320753372.2U patent/CN203559153U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106119952A (en) * | 2016-09-15 | 2016-11-16 | 保定爱廸新能源股份有限公司 | A kind of single crystal growing furnace secondary charging method |
| CN115613142A (en) * | 2022-07-15 | 2023-01-17 | 南京晶能半导体科技有限公司 | Single crystal furnace feeding hoisting chuck and hoisting assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140423 Termination date: 20161126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |