CN207227590U - A kind of polycrystalline furnace heat-insulation cage electric lifting device - Google Patents
A kind of polycrystalline furnace heat-insulation cage electric lifting device Download PDFInfo
- Publication number
- CN207227590U CN207227590U CN201721048288.5U CN201721048288U CN207227590U CN 207227590 U CN207227590 U CN 207227590U CN 201721048288 U CN201721048288 U CN 201721048288U CN 207227590 U CN207227590 U CN 207227590U
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- Prior art keywords
- lifting device
- polycrystalline
- insulation cage
- heat
- electric
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- Expired - Fee Related
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- 238000009413 insulation Methods 0.000 title claims abstract description 37
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 14
- 239000011148 porous material Substances 0.000 claims description 3
- 210000001367 artery Anatomy 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 210000003462 vein Anatomy 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 229920005591 polysilicon Polymers 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Landscapes
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
It the utility model is related to polycrystalline silicon ingot or purifying furnace ancillary equipment, it is desirable to provide a kind of polycrystalline furnace heat-insulation cage electric lifting device.This kind of polycrystalline furnace heat-insulation cage electric lifting device includes impulse generator and lifting device, for controlling the lifting of the hot cage of polycrystalline cast ingot furnace apparatus interval.The utility model controls three motors by an impulse generator, ensure that the synchronism of heat-insulation cage lifting, is effectively reduced the probability of run-off the straight in heat-insulation cage lifting process, greatly increases the stability of polycrystalline furnace operation.
Description
Technical field
The utility model is electronic on polycrystalline silicon ingot or purifying furnace ancillary equipment field, more particularly to a kind of polycrystalline furnace heat-insulation cage
Lifting device.
Background technology
Polycrystalline silicon ingot or purifying furnace is a kind of silicon remelting device, for producing substantial amounts of solar-grade polysilicon ingot casting.In production,
The polysilicon for being up to certain purity requirement is fitted into stove, heats and melts according to technological requirement, crystal growing process is generally from earthenware
Crucible bottom starts to cool down, and when melt temperature is less than fusing point, crucible bottom solidifies first, and polycrystalline is obtained using directional solidification technique
Silicon.The prior art, which is usually used, keeps heating unit and crucible motionless, moves up heat-insulation cage, makes heat-insulation cage and lower insulation bottom
A gap is formed between plate, heat is revealed from gap, crucible bottom cooling, so that the polysilicon after fusing forms longitudinal direction
Temperature gradient, longitudinal direction gradually crystallization, ultimately forms polycrystalline silicon ingot casting.
General polycrystalline silicon ingot or purifying furnace heat-insulation cage lifting device be using a motor, three groups of worm and gear components, three
Leading screw is connected with each other by shaft coupling and flexible axle.Asynchrony phenomenon occurs in the connection of flexible axle many places, so as to can cause lifting process
Middle heat-insulation cage tilts, and influences the stability of polycrystalline ingot furnace operation.
Utility model content
The main purpose of the utility model is that overcome deficiency of the prior art, there is provided one kind improves many places hoist point
Between asynchrony phenomenon automation heat-insulation cage lifting device.In order to solve the above technical problems, the solution party of the utility model
Case is：
A kind of polycrystalline furnace heat-insulation cage electric lifting device is provided, for controlling the liter of the hot cage of polycrystalline cast ingot furnace apparatus interval
Drop, the polycrystalline furnace heat-insulation cage electric lifting device include impulse generator and lifting device；
The lifting device includes fixed plate, electric device, linear motion unit, seal receptacle, bellows, lift lever；Directly
Line moving cell is installed in fixed plate, and is connected with electric device, and electric device includes motor and driver；Seal receptacle is installed
On linear motion unit, the upper end of lift lever is connected by bellows with seal receptacle, lower end be used to stretch into inside polycrystalline furnace with
Heat-insulation cage connects, and electric device can drive seal receptacle to be moved along linear motion unit by linear motion unit, and then drives
Lift lever lifts；
Seal receptacle is equipped with O-ring with bellows upper flange and is used to seal, and O also is provided between bellows lower flange and fixed plate
Type circle is used to seal, and when bellows is with seal receptacle stretching motion, can guarantee that overall between electric lifting device and polycrystalline furnace body
Leakproofness (seal receptacle movement by bellows can realize and fixed plate seal)；
The lower end of lift lever is equipped with external thread structure, and the position for being used to connect on heat-insulation cage is equipped with thread pore structure, is lifted
Threadedly connection is fixed between the lower end of bar and heat-insulation cage, and ensures lift lever straight down；
(four) through hole is evenly equipped with the fixed plate of electric lifting device, fixed plate and the polysilicon of electric lifting device are cast
Be attached between the bell flange port of ingot stove by screw (screw of four M6*10), and fixed plate and bell flange port it
Between be equipped with O-ring and be used to seal, realize and electric lifting device be horizontally arranged on the bell of polycrystalline silicon ingot or purifying furnace to (polysilicon is cast
Three flange ports are evenly distributed on the bell of ingot stove, the upper surface of three flange ports ensures level)；
In polycrystalline furnace heat-insulation cage electric lifting device, impulse generator is equipped with one, and lifting device is at least provided with two, arteries and veins
Generator is rushed respectively with the driver in each lifting device to be connected；Impulse generator is same by being sent to each driver
A pulse signal, can control the motor in each corresponding electric device to realize synchronization lifting.
As a further improvement, the bellows uses corrugated stainless steel tubing, can bear the high temperature not less than 100 DEG C.
As a further improvement, in the electric device, motor uses stepper motor, and driver is driven using stepper motor
Dynamic device.
As a further improvement, the polycrystalline furnace heat-insulation cage electric lifting device is provided with an impulse generator and three
A lifting device.
Compared with prior art, the beneficial effects of the utility model are：
The utility model controls three motors by an impulse generator, ensure that the synchronism of heat-insulation cage lifting, has
The probability for reducing run-off the straight in heat-insulation cage lifting process of effect, greatly increases the stability of polycrystalline furnace operation.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Reference numeral in figure is：1 electric device；2 seal receptacles；3 impulse generators；4 linear motion units；5 fixed plates；
6 bellowss；7 polycrystalline furnaces；8 lift levers；9 heat-insulation cages.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings：
A kind of polycrystalline furnace heat-insulation cage electric lifting device as shown in Figure 1 includes an impulse generator 3 and three liftings
Device, for controlling the lifting of the hot cage 9 of polycrystalline cast ingot furnace apparatus interval.
Lifting device includes fixed plate 5, electric device 1, linear motion unit 4, seal receptacle 2, bellows 6, lift lever 8.
Linear motion unit 4 is installed in fixed plate 5, and is connected with electric device 1；Electric device 1 includes motor and driver, motor
Using stepper motor, driver uses stepper motor driver.Seal receptacle 2 is installed on linear motion unit 4, and seal receptacle 2 is transported
Dynamic can be realized by bellows 6 seals with fixed plate 5, is specially：Seal receptacle 2 is carried out close with bellows upper flange by O-ring
Envelope, is also to be sealed by O-ring between 6 lower flange of bellows and fixed plate 5, bellows 6 is with 2 stretching motion of seal receptacle
When, ensure leakproofness overall between electric lifting device and polycrystalline furnace body 7.The upper end of lift lever 8 passes through bellows 6 and sealing
Seat 2 connects, and lower end is used to stretch into inside polycrystalline furnace 7 to be connected with heat-insulation cage 9.The lower end of lift lever 8 is connected with heat-insulation cage 9, connection
Mode is specially：8 hypomere of lift lever is external thread form, and 9 connecting portion of heat-insulation cage is thread pore structure, lift lever 8 and heat-insulated
Threadedly it is attached and is integrated between cage 9.Electric device 1 by linear motion unit 4 can drive seal receptacle 2 along
Linear motion unit 4 moves, and then drives lift lever 8 to lift.
Electric lifting device is horizontally arranged on the bell of polycrystalline silicon ingot or purifying furnace, and connection mode is specially：It is each electronic to carry
Rise and be evenly equipped with four through holes in the fixed plate 5 of device, be by four between the fixed plate 5 and bell flange port of electric lifting device
The screw of M6*10 is attached, and is sealed between fixed plate 5 and bell flange port by O-ring.
Impulse generator 3 is connected with the driver in each lifting device respectively；Impulse generator 3 is by each drive
Dynamic device sends same pulse signal, and the motor in each corresponding electric device 1 can be controlled to realize synchronization lifting.
In use, three stepper motors are provided with signal by impulse generator 3, stepper motor is moved along a straight line by driving
The screw of unit 4 is rotated to realize the lifting of sliding block, and then the sliding block of linear motion unit 4 is driven on seal receptacle 2 and lift lever 8
Lower movement, so as to fulfill the purpose of lifting heat-insulation cage 9.
Finally it should be noted that listed above is only specific embodiment of the utility model.Obviously, this practicality is new
Type is not limited to above example, can also there is many variations.Those of ordinary skill in the art can be from disclosed in the utility model
All deformations for directly exporting or associating in content, are considered as the scope of protection of the utility model.
Claims (4)
1. a kind of polycrystalline furnace heat-insulation cage electric lifting device, for controlling the lifting of the hot cage of polycrystalline cast ingot furnace apparatus interval, it is special
Sign is that the polycrystalline furnace heat-insulation cage electric lifting device includes impulse generator and lifting device；
The lifting device includes fixed plate, electric device, linear motion unit, seal receptacle, bellows, lift lever；Straight line is transported
Moving cell is installed in fixed plate, and is connected with electric device, and electric device includes motor and driver；Seal receptacle is installed on straight
On line moving cell, the upper end of lift lever is connected by bellows with seal receptacle, lower end be used to stretch into inside polycrystalline furnace with it is heat-insulated
Cage connects, and electric device can drive seal receptacle to be moved along linear motion unit by linear motion unit, and then drives lifting
Bar lifts；
Seal receptacle is equipped with O-ring with bellows upper flange and is used to seal, and O-ring also is provided between bellows lower flange and fixed plate
For sealing, when bellows is with seal receptacle stretching motion, can guarantee that overall close between electric lifting device and polycrystalline furnace body
Feng Xing；
The lower end of lift lever is equipped with external thread structure, and the position for being used to connect on heat-insulation cage is equipped with thread pore structure, lift lever
Threadedly connection is fixed between lower end and heat-insulation cage, and ensures lift lever straight down；
Through hole, the fixed plate of electric lifting device and the bell of polycrystalline silicon ingot or purifying furnace are evenly equipped with the fixed plate of electric lifting device
It is attached between flange port by screw, and O-ring is equipped between fixed plate and bell flange port and is used to seal, is realized electricity
Dynamic lifting device is horizontally arranged on the bell of polycrystalline silicon ingot or purifying furnace；
In polycrystalline furnace heat-insulation cage electric lifting device, impulse generator is equipped with one, and lifting device at least provided with two, send out by pulse
Raw device is connected with the driver in each lifting device respectively；Impulse generator to each driver by sending same arteries and veins
Signal is rushed, the motor in each corresponding electric device can be controlled to realize synchronization lifting.
2. a kind of polycrystalline furnace heat-insulation cage electric lifting device according to claim 1, it is characterised in that the bellows is adopted
Use corrugated stainless steel tubing.
A kind of 3. polycrystalline furnace heat-insulation cage electric lifting device according to claim 1, it is characterised in that the electric device
In, motor uses stepper motor, and driver uses stepper motor driver.
A kind of 4. polycrystalline furnace heat-insulation cage electric lifting device according to claims 1 to 3 any one, it is characterised in that
The polycrystalline furnace heat-insulation cage electric lifting device is provided with an impulse generator and three lifting devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048288.5U CN207227590U (en) | 2017-08-21 | 2017-08-21 | A kind of polycrystalline furnace heat-insulation cage electric lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048288.5U CN207227590U (en) | 2017-08-21 | 2017-08-21 | A kind of polycrystalline furnace heat-insulation cage electric lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207227590U true CN207227590U (en) | 2018-04-13 |
Family
ID=61857525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721048288.5U Expired - Fee Related CN207227590U (en) | 2017-08-21 | 2017-08-21 | A kind of polycrystalline furnace heat-insulation cage electric lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207227590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881245A (en) * | 2019-03-20 | 2019-06-14 | 浙江晶盛机电股份有限公司 | A kind of single crystal furnace heater lifting device |
-
2017
- 2017-08-21 CN CN201721048288.5U patent/CN207227590U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881245A (en) * | 2019-03-20 | 2019-06-14 | 浙江晶盛机电股份有限公司 | A kind of single crystal furnace heater lifting device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |