CN202214440U - Heat-insulating device for crystal silicon ingot furnace - Google Patents
Heat-insulating device for crystal silicon ingot furnace Download PDFInfo
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- CN202214440U CN202214440U CN2011203571995U CN201120357199U CN202214440U CN 202214440 U CN202214440 U CN 202214440U CN 2011203571995 U CN2011203571995 U CN 2011203571995U CN 201120357199 U CN201120357199 U CN 201120357199U CN 202214440 U CN202214440 U CN 202214440U
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- protective shield
- crystal silicon
- silicon ingot
- ingot furnace
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Abstract
A heat-insulating device for a crystal silicon ingot furnace is used for the crystal silicon ingot furnace with a heater and comprises an insulating layer, a protection plate between the insulating layer and the heater, and a fixing mechanism used for fixing the insulating layer and the protection plate together, wherein, a screw bolt and a first stopping piece are arranged on the fixing mechanism; the first stopping piece is arranged at the tail end of the screw bolt and used for preventing the protection plate from moving away from the insulating layer in the thickness direction of the protection plate; and the heat-insulating device comprises an accommodating part sinking from the protection plate for accommodating the first stopping piece. Therefore, the thickness of the heat-insulating device provided by the utility model is appropriately reduced.
Description
Technical field
The utility model relates to crystal silicon ingot furnace technical field, relates in particular to a kind of crystal silicon ingot furnace attemperator.
Background technology
Traditional crystal silicon ingot furnace attemperator generally comprises outer insulation charcoal wad, interior insulation charcoal wad, is positioned at the stainless steel stent in the outer insulation charcoal wad outside, and the holding bolt and the nut of fixing this two-layer charcoal wad and stainless steel stent.Wherein this attemperator medial surface is near the well heater in the crystal silicon ingot furnace.When silicon material thawing that is positioned at the crystal silicon ingot furnace and long crystalline substance; Dissolve the impurity that volatilizes in the silicon and can get into charcoal wad inside; Thereby cause charcoal wad ageing failure, heat-insulating property to descend, so can badly influence polysilicon crystalline growth quality, and can strengthen the current consumption of system.
Therefore, be necessary to provide a kind of new crystal silicon ingot furnace attemperator to overcome the problems referred to above.
The utility model content
The purpose of the utility model is to provide a kind of improved crystal silicon ingot furnace attemperator.
Correspondingly; A kind of crystal silicon ingot furnace attemperator of the utility model; Being used for one has in the crystal silicon ingot furnace of well heater; This crystal silicon ingot furnace attemperator comprises thermal insulation layer, be arranged at protective shield between thermal insulation layer and the well heater, and the fixed mechanism in order to thermal insulation layer and protective shield are fixed together; Said fixed mechanism is provided with screw rod and is positioned at the screw rod end to stop said protective shield along the protective shield thickness direction towards first stop part that moves away from the thermal insulation layer direction, and said crystal silicon ingot furnace attemperator also is provided with from the protective shield depression to accommodate the resettlement section of said first stop part.
As the further improvement of the utility model, said protective shield is provided with the medial surface that deviates from thermal insulation layer, and said resettlement section forms along protective shield thickness direction depression from medial surface.
As the further improvement of the utility model, protective shield is not run through along the protective shield thickness direction in said resettlement section, and is formed with the interior diapire parallel with said protective shield medial surface, and said first stop part presses on the said interior diapire along the protective shield thickness direction.
Further improvement as the utility model; Said first stop part comprises the mounting block that is installed on the press part in the said resettlement section and presses on the press part and fix with screw rod; Said press part is provided with first pressure section against said protective shield medial surface, be contained in the resettlement section and second pressure section parallel with first pressure section, and connect the connection section of first pressure section and second pressure section, and said mounting block presses on second pressure section along the protective shield thickness direction.
As the further improvement of the utility model, said resettlement section is run through protective shield, is also outwards dented into thermal insulation layer along the protective shield thickness direction, and said thermal insulation layer is formed with the inner-wall surface that is positioned at the bottom, resettlement section, and said second pressure section is connected on the inner-wall surface.
As the further improvement of the utility model, said screw rod and mounting block are one-body molded.
Further improvement as the utility model; Said press part is circular ring type; Said connection section is the cylindric of hollow; Said second pressure section from the radially inwardly projection of the junction of connection section, said first pressure section from the junction projection radially outward of connection section, said mounting block is contained in the press part.
As the further improvement of the utility model, said fixed mechanism also is provided with and is positioned at second stop part of another end of screw rod to stop that along the protective shield thickness direction said thermal insulation layer moves towards the direction away from protective shield.
As the further improvement of the utility model, said thermal insulation layer is provided with the through hole of accommodating said screw rod, and said through hole and resettlement section connect, and the internal diameter of said resettlement section is greater than the internal diameter of through hole.
As the further improvement of the utility model, the said screw rod and first stop part are one-body molded, and said first stop part is so constructed so that its part is resisted against the medial surface of protective shield, and another part is housed in the resettlement section and connecting screw rod.
The beneficial effect of the utility model is: the utility model can effectively prevent to dissolve the impurity that volatilizes in the silicon and get into thermal insulation layer and cause heat-insulating property to descend through the protective shield between thermal insulation layer and well heater is set; In addition through on the utility model crystal silicon ingot furnace attemperator, being provided with from the resettlement section of protective shield depression so that first stop part is contained in wherein, thereby make that the integral thickness of the crystal silicon ingot furnace attemperator that is provided with protective shield is less.
Description of drawings
Fig. 1 is the cross-sectional schematic of the utility model crystal silicon ingot furnace attemperator one embodiment and a well heater;
Fig. 2 is the stereographic map of the press part on the crystal silicon ingot furnace attemperator shown in Figure 1;
Fig. 3 is the cross-sectional schematic of the utility model crystal silicon ingot furnace another embodiment of attemperator and a well heater;
Fig. 4 is the cross-sectional schematic of an another embodiment of the utility model crystal silicon ingot furnace attemperator and a well heater.
Embodiment
Below will combine each embodiment shown in the drawings that the utility model is described in detail.But these embodiments do not limit the utility model, and the conversion on the structure that those of ordinary skill in the art makes according to these embodiments, method or the function all is included in the protection domain of the utility model.
See also shown in Figure 1; The utility model crystal silicon ingot furnace attemperator 1 is used for one to have in the crystal silicon ingot furnace (not shown) of well heater 2; This crystal silicon ingot furnace attemperator 1 mainly is to be used in the polycrystalline silicon ingot or purifying furnace (not shown) in the utility model embodiment; Really, this kind crystal silicon ingot furnace attemperator 1 is also in the crystal silicon ingot furnace (not shown) applicable to other types.Suppose that this crystal silicon ingot furnace attemperator 1 is the inboard towards a side of well heater 2, a side opposite with this inboard is the outside.This crystal silicon ingot furnace attemperator 1 comprise thermal insulation layer, the stainless steel stent 10 in the thermal insulation layer outside, thermal insulation layer inboard with well heater 2 between protective shield 13, reach the fixed mechanism that is fixed together in order to said stainless steel stent 10, thermal insulation layer and protective shield 13.Protective shield described in the utility model 13 is the graphite cake of highdensity CFC plate (Carbon-fiber-reinforced carbon composites, charcoal carbon composite) or static pressure such as high-purity.
Said thermal insulation layer comprises the heat-insulation plate for external 11 that is positioned at stainless steel stent 10 inboards, and is positioned at the warming plate 12 of heat-insulation plate for external 11 inboards.Said fixed mechanism comprises a screw rod 15 and is positioned at the stop part 16 of screw rod 15 two ends to prevent that thermal insulation layer and protective shield 13 from moving along protective shield 13 thickness directions.Said stop part 16 comprises and is fixed in screw rod 15 inboard ends to stop that said protective shield 13 is towards first stop part that moves away from the thermal insulation layer direction and be fixed in second stop part 162 of screw rod 15 outsides one end to stop that said stainless steel stent 10 and thermal insulation layer move towards the direction away from protective shield 13.The mounting block 161 that said first stop part comprises the press part 14 that is installed on the protective shield 13 and presses on the press part 14 and fix with screw rod 15.The mounting block described in the utility model 161 and second stop part 162 are for being fixed in the nut on the screw rod 15.It is a bolt arrangement that said screw rod 15 also can be wholely set with the mounting block 161 or second stop part 162.Said second stop part 162 is positioned at stainless steel stent 10 outsides.
Said heat-insulation plate for external 11 is charcoal fiber thermal insulation plate with interior warming plate 12.Limited because of the distance between the well heater 2 that warming plate in said 12 is inboard and crystal silicon ingot furnace (not shown) is interior, thereby said protective shield 13 is set to suitable thickness according to practical situation.Said protective shield 13 density are higher, thereby when warming plate 12 was inboard in this kind protective shield 13 was arranged at, can effectively prevents warming plate 12 and heat-insulation plate for external 11 in evaporable impurity gets in the molten silicon and cause heat-insulating property to descend.In addition, because highdensity protective shield 13 smooth surfaces, it is to the reflectivity of the heat reflectivity greater than charcoal fiber thermal insulation plate 11,12, thereby can reduce the energy consumption of the crystal silicon ingot furnace with the utility model crystal silicon ingot furnace attemperator 1.
Said heat-insulation plate for external 11 is provided with first through hole 111 that supplies said screw rod 15 to pass.Warming plate 12 is provided with second through hole 121 that supplies said screw rod 15 to pass in said.Said stainless steel stent 10 is provided with the third through-hole 101 that supplies said screw rod 15 to pass.The internal diameter of said first through hole 111, second through hole 121 and third through-hole 101 is identical.In addition, said first through hole 111, second through hole 121 and third through-hole 101 connect each other and are positioned on the same axis.The internal diameter of said first through hole 111 is greater than the external diameter of screw rod 15.
Said protective shield 13 is provided with the medial surface 130 that deviates from thermal insulation layer towards well heater 2.Said crystal silicon ingot furnace attemperator 1 is provided with along the resettlement section 131 of protective shield 13 thickness directions from medial surface 130 depressions, passes and accommodate first stop part for said screw rod 15.Protective shield 13 is run through in resettlement section described in this embodiment 131, and outwards dents into said interior warming plate 12.The said resettlement section 131 and first through hole 111, second through hole 121, and third through-hole 101 coaxial, and connect each other.The internal diameter of said resettlement section 131 is greater than the internal diameter of said first through hole 111, second through hole 121 and third through-hole 101.The external diameter of said mounting block 161 greater than the internal diameter of first through hole 111 less than the internal diameter of resettlement section 131.Warming plate 12 is formed with the inner-wall surface 123 that is positioned at 131 bottoms, resettlement section in said.Said inner-wall surface 123 parallels with the medial surface 130 of protective shield 13.
See also Fig. 1 and shown in Figure 2, said press part 14 is circular ring type and is contained in the resettlement section 131.Said press part 14 is provided with first pressure section 141 against protective shield 13 medial surfaces 130, be connected to said inner-wall surface 123 second pressure section 142, and connect the connection section 143 of first pressure section 141 and second pressure section 142.Said first pressure section 141 and second pressure section 142 are parallel to each other.Said connection section 143 is the cylinder shape of hollow.Said first pressure section 141 from the junction projection radially outward of connection section 143.Said second pressure section, 142 oneself and the radially inside projection in the junction of connection section 143, and be formed with the perforation 144 that supplies said screw rod 15 to pass.Second pressure section 142 forms a circular host cavity 145 with connection section 143, to be used to accommodate mounting block 161.
Said screw rod 15 passes third through-hole 101, first through hole 111, second through hole 121, perforation 144 and resettlement section 131 successively.Said mounting block 161 screws in fixedly the time in the host cavity 145 that is contained in the press part 14 in the resettlement section 131 and on second pressure section 142 that presses on host cavity 145 bottoms to screw rod 15 inboard ends, and then stainless steel stent 10, heat-insulation plate for external 11, interior warming plate 12 and protective shield 13 are fixed together.
This shows; The utility model crystal silicon ingot furnace attemperator 1 matches with resettlement section 131 through said press part 14 and makes protective shield 13 when being provided with thinly; Protective shield 13 and interior warming plate 12, heat-insulation plate for external 11 and stainless steel stent 10 are able to utilize screw rod 15 and the mounting block 161 and second stop part 162 to be fixed together; And screw rod 15 and mounting block 161 can excessively not stretch out protective shield 13; Thereby make that the integral thickness of the crystal silicon ingot furnace attemperator 1 be provided with protective shield 13 is less, and the crystal silicon ingot furnace attemperator 1 that can prevent to be provided with protective shield 13 is run into other equipments (not shown) in the crystal silicon ingot furnace when moving up and down.
In addition, first stop part and screw rod were arranged in 15 minutes in the utility model, really; This first stop part and screw rod 15 also can be set to one; Be that press part 14, mounting block 161 and screw rod 15 are one-body molded, at this moment, said first stop part is so constructed so that its part is resisted against the medial surface 130 of protective shield 13; And another part is housed in the said resettlement section 131 and connecting screw rod 15, equally also can reach the purpose of the utility model.
The listed a series of detailed description of preceding text only is specifying to the feasibility embodiment of the utility model; They are not the protection domain in order to restriction the utility model, allly do not break away from equivalent embodiment or the change that the utility model skill spirit done and all should be included within the protection domain of the utility model.
Claims (10)
1. crystal silicon ingot furnace attemperator; Being used for one has in the crystal silicon ingot furnace of well heater; It is characterized in that; This crystal silicon ingot furnace attemperator comprises thermal insulation layer, be arranged at protective shield between thermal insulation layer and the well heater, and the fixed mechanism in order to thermal insulation layer and protective shield are fixed together; Said fixed mechanism is provided with screw rod and is positioned at the screw rod end to stop said protective shield along the protective shield thickness direction towards first stop part that moves away from the thermal insulation layer direction, and said crystal silicon ingot furnace attemperator also is provided with from the protective shield depression to accommodate the resettlement section of said first stop part.
2. crystal silicon ingot furnace attemperator according to claim 1 is characterized in that said protective shield is provided with the medial surface that deviates from thermal insulation layer, and said resettlement section forms along protective shield thickness direction depression from medial surface.
3. crystal silicon ingot furnace attemperator as claimed in claim 2; It is characterized in that; Protective shield is not run through along the protective shield thickness direction in said resettlement section, and is formed with the interior diapire parallel with said protective shield medial surface, and said first stop part presses on the said interior diapire along the protective shield thickness direction.
4. crystal silicon ingot furnace attemperator according to claim 2; It is characterized in that; Said first stop part comprises the mounting block that is installed on the press part in the said resettlement section and presses on the press part and fix with screw rod; Said press part is provided with first pressure section against said protective shield medial surface, be contained in the resettlement section and second pressure section parallel with first pressure section, and connect the connection section of first pressure section and second pressure section, and said mounting block presses on second pressure section along the protective shield thickness direction.
5. crystal silicon ingot furnace attemperator as claimed in claim 4; It is characterized in that; Said resettlement section is run through protective shield, is also outwards dented into thermal insulation layer along the protective shield thickness direction, and said thermal insulation layer is formed with the inner-wall surface that is positioned at the bottom, resettlement section, and said second pressure section is connected on the said inner-wall surface.
6. like claim 4 or 5 each described crystal silicon ingot furnace attemperators, it is characterized in that said screw rod and mounting block are one-body molded.
7. like claim 4 or 5 each described crystal silicon ingot furnace attemperators; It is characterized in that; Said press part is circular ring type, and said connection section is the cylindric of hollow, said second pressure section from the radially inwardly projection of the junction of connection section; Said first pressure section from the junction projection radially outward of connection section, said mounting block is contained in the press part.
8. crystal silicon ingot furnace attemperator as claimed in claim 1 is characterized in that, said fixed mechanism also is provided with and is positioned at second stop part of another end of screw rod to stop that along the protective shield thickness direction said thermal insulation layer moves towards the direction away from protective shield.
9. crystal silicon ingot furnace attemperator as claimed in claim 8 is characterized in that said thermal insulation layer is provided with the through hole of accommodating said screw rod, and said through hole and resettlement section connect, and the internal diameter of said resettlement section is greater than the internal diameter of through hole.
10. crystal silicon ingot furnace attemperator as claimed in claim 2; It is characterized in that; The said screw rod and first stop part are one-body molded, and said first stop part is so constructed so that its part is resisted against the medial surface of protective shield, and another part is housed in the resettlement section and connecting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203571995U CN202214440U (en) | 2011-09-22 | 2011-09-22 | Heat-insulating device for crystal silicon ingot furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203571995U CN202214440U (en) | 2011-09-22 | 2011-09-22 | Heat-insulating device for crystal silicon ingot furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202214440U true CN202214440U (en) | 2012-05-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203571995U Expired - Lifetime CN202214440U (en) | 2011-09-22 | 2011-09-22 | Heat-insulating device for crystal silicon ingot furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202214440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419331A (en) * | 2017-09-09 | 2017-12-01 | 山西中电科新能源技术有限公司 | The uniform polycrystalline silicon ingot or purifying furnace compound insulation structure of temperature of thermal field |
-
2011
- 2011-09-22 CN CN2011203571995U patent/CN202214440U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107419331A (en) * | 2017-09-09 | 2017-12-01 | 山西中电科新能源技术有限公司 | The uniform polycrystalline silicon ingot or purifying furnace compound insulation structure of temperature of thermal field |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215000 199 deer Road, hi tech Development Zone, Jiangsu, Suzhou Co-patentee after: CSI Solar Power (Luoyang) Co., Ltd. Patentee after: Artes sunshine Power Group Co. Ltd. Address before: 215000 199 deer Road, hi tech Development Zone, Jiangsu, Suzhou Co-patentee before: CSI Solar Power (Luoyang) Co., Ltd. Patentee before: Canadian (China) Investment Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180613 Address after: 471000 No. 10 Guan Lin Road, Luolong science and Technology Park, Luoyang, Henan Patentee after: Luoyang Artes Photovoltaic Technology Co. Ltd. Address before: No. 199, deer mountain road, Suzhou high tech Zone, Jiangsu Province Co-patentee before: CSI Solar Power (Luoyang) Co., Ltd. Patentee before: Artes sunshine Power Group Co. Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120509 |