CN202945360U - Hydraulic lifting type crucible supporting system for sapphire single crystal furnace - Google Patents
Hydraulic lifting type crucible supporting system for sapphire single crystal furnace Download PDFInfo
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- CN202945360U CN202945360U CN 201220494049 CN201220494049U CN202945360U CN 202945360 U CN202945360 U CN 202945360U CN 201220494049 CN201220494049 CN 201220494049 CN 201220494049 U CN201220494049 U CN 201220494049U CN 202945360 U CN202945360 U CN 202945360U
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- heater
- crucible supporting
- crucible
- lower flange
- supporting system
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Abstract
The utility model provides a hydraulic lifting type crucible supporting system for a sapphire single crystal furnace. The supporting system comprises a rack table and a furnace body fixedly mounted on the rack bench. The supporting system is characterized in that a hole corresponding to the lower flange of the furnace body is formed on the rack table corresponding to the furnace body; the lower part of the lower flange of the furnace body is fixedly connected with a vertical lifting platform; and a water-cooling copper disc, a lower thermal insulating layer, a lower heater, a crucible supporting column, a crucible supporting block and a crucible are upwards arranged above the lower flange of the furnace body in turn. After the vertical lifting platform is lifted, the periphery of the lower flange of the furnace body is in hermetic contact with the furnace body. The supporting system provided by the utility model has the advantages that the structure damage to a lower hot-field component is avoided during the lifting process; the running stability of the crucible is enhanced; the charging/discharging efficiency is improved; and the safety performance during the charging/discharging process is improved.
Description
Technical field
The utility model relates to a kind of crucible supporting system, especially a kind ofly can realize that for sapphire single-crystal furnace crucible is from hydraulic elevation type crucible supporting system that the lower portion of furnace body input and output material requires.
Background technology
Along with developing rapidly of global new forms of energy market, the LED industry becomes the energy industry new growth point gradually, has possessed the ability of catching up with and surpassing other Energy Saving Industries, worldwide presents the gesture of fast development.
Sapphire single-crystal furnace is crystal growth equipment important in the LED industrial chain, and with the fusing of the aluminium sesquioxide raw material in crucible, the novel crystalline form of laying equal stress on becomes single crystal to this equipment by high temperature.Therefore the supporting way of crucible in stove directly determined charging and the discharge way of crucible.Traditional sapphire single-crystal furnace is owing to adopting birdcage tungsten bar well heater, the structures shape of this thermal field the processes such as the charging of crucible and discharging crucible can only be completed after upper of furnace body is taken out.This structure need to lift crucible, and employs driving or other equipment, causes loading and unloading material efficient low, and danger coefficient increases.And the use of sectional type tungsten silk screen well heater on sapphire single-crystal furnace makes the crucible supporting mode be changed, and then the step such as crucible loading and unloading material can be completed at lower portion of furnace body.
At present, adopt hydraulic elevating platform in sapphire single-crystal furnace, and all be assemblied in body of heater lower flange, lower thermal field and crucible on hydraulic elevating platform, lower well heater and lower thermofin are assemblied in body of heater lower flange and water-cooled copper dish, realized crucible and the up-and-down movement of lower thermal field component synchronization, formed hydraulic elevation type crucible supporting system and be not seen in report.
The utility model content
The purpose of this utility model is: must complete after the upper of furnace body lifting for processes such as the charging that has the long brilliant stove crucible of sapphire now and dischargings, efficient is low, the shortcomings such as danger coefficient height provide a kind of novel hydraulic elevation type crucible supporting system that is used for reliably sapphire single-crystal furnace.
The purpose of this utility model is achieved in that a kind of for sapphire single-crystal furnace use hydraulic elevation type crucible supporting system, comprise pallet and the body of heater that is fixedly mounted on pallet, it is characterized in that: the pallet corresponding with body of heater is provided with the hole corresponding with the body of heater lower flange, body of heater lower flange bottom is fixedly connected with vertical lifting platform, the body of heater lower flange upwards is provided with water-cooled copper dish, lower thermofin, lower well heater, crucible supporting post, crucible supporting piece and crucible successively, after vertical lifting platform rises, after contacting with body of heater, body of heater lower flange periphery forms sealing.
In the utility model: described vertical lifting platform is simple shear formula double-cylinder hydraulic lifting gantry, simple shear formula double-cylinder hydraulic lifting gantry comprises up and down parallel guide, X-type shear arm and hydro-pump, concrete structure is: upper parallel guide is fixedly connected with the body of heater lower flange by pillar stiffener, lower parallel guide and pedestal are fixed, x type shear arm is between the parallel guide of up and down, shear arm with end is positioned up and down parallel guide one end, and the shear arm of the other end is free to slide along upper/lower guide under the control of hydro-pump by pulley.
In the utility model: be provided with lower position switch between the parallel guide of described up and down, be provided with upper limit position switch between upper parallel guide and pallet.
In the utility model: simple shear formula double-cylinder hydraulic lifting gantry rising or falling speed: 50-500mm/min.
In the utility model: the joint portion of body of heater lower flange and body of heater is provided with the O RunddichtringO.
In the utility model: the body of heater lower flange adopts stainless steel to make, the water-cooled copper dish adopts red copper to make, be provided with the cooling water channel that winding is arranged in the water-cooled copper dish, lower thermofin is the stacked tungsten thermofin of multilayer parallel, lower well heater is welded type tungsten silk screen well heater, and the material of crucible supporting post and crucible supporting piece is tungsten.
The utility model has the advantage of: due to lower well heater and lower thermofin are assemblied in body of heater lower flange and water-cooled copper dish, realized crucible and the up-and-down movement of lower thermal field component synchronization, can be to lower thermal field module composition structure harm in lifting process; Because crucible supports jointly by 12 pillar stiffeners and 4 crucible supporting pieces, and move with simple shear formula double-cylinder hydraulic lifting table, improved crucible stationarity at the volley; Owing to having realized crucible from the lower portion of furnace body input and output material, greatly improved the efficient of loading and unloading material, and improved the safety performance in loading and unloading material process; Because hydraulic elevator platform is provided with surplus valve, can play the decompression protection effect when crucial.
Description of drawings
Fig. 1 is a kind of example structure schematic diagram of the hydraulic elevation type crucible supporting system that relates to of the utility model;
Fig. 2 is the site plan of 12 crucible supporting tungsten posts and 4 crucible supporting pieces on the water-cooled copper dish;
Fig. 3 is hydraulic elevator platform when moving to lower limit, the present embodiment structural representation.
In figure: 1, body of heater, 2, pallet, 3, upper limit position switch, 4, lower position switch, 5, hydraulic elevating platform, 6, pillar stiffener, 7, body of heater lower flange, 8, O RunddichtringO, 9, the water-cooled copper dish, 10, lower thermofin, 11, lower well heater, 12, crucible supporting post, 13, the crucible supporting piece, 14, crucible.
Embodiment
Accompanying drawing discloses the concrete structure of a kind of embodiment that the present invention relates to without limitation, below in conjunction with accompanying drawing, the present invention is done to describe further.
By Fig. 1 to Fig. 3 as seen, the utility model comprises pallet 2 and the body of heater 1 that is fixedly mounted on pallet, it is characterized in that: the pallet 2 corresponding with body of heater 1 is provided with the hole corresponding with body of heater lower flange 7, body of heater lower flange 7 bottoms are fixedly connected with vertical lifting platform, body of heater lower flange 7 upwards is provided with water-cooled copper dish 9, lower thermofin 10, lower well heater 11, crucible supporting post 12, crucible supporting piece 13 and crucible 14 successively, after vertical lifting platform rises, after contacting with body of heater 1, body of heater lower flange 7 peripheries form sealing.
In the present embodiment: described vertical lifting platform is simple shear formula double-cylinder hydraulic lifting gantry 5, simple shear formula double-cylinder hydraulic lifting gantry 5 comprises up and down parallel guide, X-type shear arm and hydro-pump, concrete structure is: upper parallel guide is fixedly connected with body of heater laxative remedy 7 orchids by pillar stiffener, lower parallel guide and pedestal are fixed, x type shear arm is between the parallel guide of up and down, shear arm with end is positioned up and down parallel guide one end, and the shear arm of the other end is free to slide along upper/lower guide under the control of hydro-pump by pulley.
Be provided with lower position switch 4 between the parallel guide of described up and down, be provided with upper limit position switch 3 between upper parallel guide and pallet.Simple shear formula double-cylinder hydraulic lifting gantry 5 rising or falling speeds are 50-500mm/min.
Body of heater lower flange 7 is provided with O RunddichtringO 8 with the joint portion of body of heater 1.
Body of heater lower flange 7 adopts stainless steel to make, water-cooled copper dish 9 adopts red copper to make, be provided with the cooling water channel that winding is arranged in water-cooled copper dish 9, lower thermofin 10 is the stacked tungsten thermofin of multilayer parallel, lower well heater 11 is welded type tungsten silk screen well heater, and the material of crucible supporting post 12 and crucible supporting piece 13 is tungsten.
During actual the use: when hydraulic elevating platform 5 rose to upper limit, the upper limit position switch 3 that is loaded on pallet 2 worked, and body of heater lower flange 7 closes up with body of heater 1, and the O RunddichtringO 8 that is assemblied on body of heater lower flange 7 is realized sealing function.The sapphire stove is in the stove state that closes.When hydraulic elevating platform 5 rises to lower limit, be loaded on the lower position switch 4 of up and down between parallel guide and work, the position of crucible 14 upper ends will be lower than the lower surface of pallet 2, and the sapphire stove is in the blow-on state.At this moment, can take from the bottom crucible 14 away, realize the process such as charging, discharging of crucible 14 from lower portion of furnace body.Hydraulic elevating platform 5 is owing to adopting oil pressure to control, and speed is steady, and is safe and reliable, and during real-world operation, updating speed is adjustable, and normal updating speed is 50-500mm/min.Hydraulic elevating platform 5 is provided with surplus valve simultaneously; when the sapphire stove is in when closing furnaceman and making state, if stove internal cause unusual condition becomes barotropic state fast by negative pressure, and after increasing to certain pressure; positive pressure in stove will be pushed hydraulic elevating platform 5 by force open, and play the decompression protection effect.
Claims (6)
1. one kind is used for sapphire single-crystal furnace with hydraulic elevation type crucible supporting system, comprise pallet and the body of heater that is fixedly mounted on pallet, it is characterized in that: the pallet corresponding with body of heater is provided with the hole corresponding with the body of heater lower flange, body of heater lower flange bottom is fixedly connected with vertical lifting platform, the body of heater lower flange upwards is provided with water-cooled copper dish, lower thermofin, lower well heater, crucible supporting post, crucible supporting piece and crucible successively, after vertical lifting platform rises, after contacting with body of heater, body of heater lower flange periphery forms sealing.
2. sapphire single-crystal furnace according to claim 1 is with hydraulic elevation type crucible supporting system, it is characterized in that: described vertical lifting platform is simple shear formula double-cylinder hydraulic lifting gantry, simple shear formula double-cylinder hydraulic lifting gantry comprises the up and down parallel guide, X-type shear arm and hydro-pump, concrete structure is: upper parallel guide is fixedly connected with the body of heater lower flange by pillar stiffener, lower parallel guide and pedestal are fixed, x type shear arm is between the parallel guide of up and down, shear arm with end is positioned up and down parallel guide one end, the shear arm of the other end is free to slide along upper/lower guide under the control of hydro-pump by pulley.
3. sapphire single-crystal furnace according to claim 2 with hydraulic elevation type crucible supporting system, is characterized in that: be provided with lower position switch between the parallel guide of described up and down, be provided with upper limit position switch between upper parallel guide and pallet.
4. sapphire single-crystal furnace according to claim 3 is with hydraulic elevation type crucible supporting system, and it is characterized in that: simple shear formula double-cylinder hydraulic lifting gantry rising or falling speed is 50-500mm/min.
5. one of according to claim 1-4 described sapphire single-crystal furnaces are with hydraulic elevation type crucible supporting system, and it is characterized in that: the joint portion of body of heater lower flange and body of heater is provided with the O RunddichtringO.
6. sapphire single-crystal furnace according to claim 5 is with hydraulic elevation type crucible supporting system, it is characterized in that: the body of heater lower flange adopts stainless steel to make, the water-cooled copper dish adopts red copper to make, be provided with the cooling water channel that winding is arranged in the water-cooled copper dish, lower thermofin is the stacked tungsten thermofin of multilayer parallel, lower well heater is welded type tungsten silk screen well heater, and the material of crucible supporting post and crucible supporting piece is tungsten.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220494049 CN202945360U (en) | 2012-09-26 | 2012-09-26 | Hydraulic lifting type crucible supporting system for sapphire single crystal furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220494049 CN202945360U (en) | 2012-09-26 | 2012-09-26 | Hydraulic lifting type crucible supporting system for sapphire single crystal furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202945360U true CN202945360U (en) | 2013-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220494049 Expired - Lifetime CN202945360U (en) | 2012-09-26 | 2012-09-26 | Hydraulic lifting type crucible supporting system for sapphire single crystal furnace |
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| CN (1) | CN202945360U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015047824A1 (en) * | 2013-09-30 | 2015-04-02 | Gt Crystal Systems, Llc | Advanced crucible support and thermal distribution management |
| US9845548B2 (en) | 2013-09-30 | 2017-12-19 | Gtat Corporation | Advanced crucible support and thermal distribution management |
| CN109023525A (en) * | 2018-10-12 | 2018-12-18 | 天通银厦新材料有限公司 | A kind of moveable sapphire crystal growing furnace of pedestal |
-
2012
- 2012-09-26 CN CN 201220494049 patent/CN202945360U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015047824A1 (en) * | 2013-09-30 | 2015-04-02 | Gt Crystal Systems, Llc | Advanced crucible support and thermal distribution management |
| US9845548B2 (en) | 2013-09-30 | 2017-12-19 | Gtat Corporation | Advanced crucible support and thermal distribution management |
| CN109023525A (en) * | 2018-10-12 | 2018-12-18 | 天通银厦新材料有限公司 | A kind of moveable sapphire crystal growing furnace of pedestal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 210000 west side of building B4, Hongfeng Science Park, Nanjing Economic and Technological Development Zone, Nanjing City, Jiangsu Province Patentee after: Nanjing Jingsheng Equipment Co.,Ltd. Address before: 210000 No. 30, HENGFA Road, Nanjing Economic and Technological Development Zone, Nanjing, Jiangsu Province Patentee before: NANJING CRYSTAL GROWTH & ENERGY EQUIPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130522 |