CN110302854A - A kind of silica crucible that heat insulation effect is excellent - Google Patents
A kind of silica crucible that heat insulation effect is excellent Download PDFInfo
- Publication number
- CN110302854A CN110302854A CN201810259514.7A CN201810259514A CN110302854A CN 110302854 A CN110302854 A CN 110302854A CN 201810259514 A CN201810259514 A CN 201810259514A CN 110302854 A CN110302854 A CN 110302854A
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- China
- Prior art keywords
- wall
- silica crucible
- heat insulation
- insulation effect
- graphite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/04—Crucibles
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/06—Silicon
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B35/00—Apparatus not otherwise provided for, specially adapted for the growth, production or after-treatment of single crystals or of a homogeneous polycrystalline material with defined structure
- C30B35/002—Crucibles or containers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a kind of silica crucibles that heat insulation effect is excellent, including silica crucible main body, the lower end of the silica crucible main body is fixedly installed with the bottom of a pan, and the centre of silica crucible main body is provided with pot body, the inner surface of the pot body is provided with inner wall, and the outer surface of inner wall is provided with outer wall, the outer surface of the outer wall is fixedly installed with graphite muff, and the inside of the outer wall is provided with hyaline layer close to inner wall inner surface position.A kind of excellent silica crucible of heat insulation effect of the present invention, equipped with graphite muff, extruded polystyrene board and honeycomb core, silica crucible can be made more heat-resisting at high temperature, and the heat insulating ability of silica crucible is increased, and can prevent graphite muff moist while increasing the heat insulating ability of silica crucible, improve the service life of graphite muff, it can also be when mitigating the weight of graphite muff, hardness is not reduced, is convenient for people to use, better prospect of the application is brought.
Description
Technical field
The present invention relates to silica crucible field, in particular to a kind of silica crucible that heat insulation effect is excellent.
Background technique
There is silica crucible strong high-purity, temperature tolerance, the big precision height of size, good heat preservation performance, energy saving, quality to stablize
The advantages that, application is more and more extensive.The detection work of silica crucible is a highly important link, and the inspection of silica crucible
Survey develops towards on-site test direction, and silica crucible is also widely applied in the production of semi-conductor silicon chip；Existing stone
There are certain drawbacks when in use in the structure of English crucible, firstly, hardness is inadequate, it is easy to break, and heat insulation effect is not excellent enough
It is different, for this purpose, it is proposed that a kind of silica crucible that heat insulation effect is excellent.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the defects of the prior art, provide a kind of quartz that heat insulation effect is excellent
Crucible.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of silica crucible that heat insulation effect is excellent of the present invention, including silica crucible main body, the silica crucible main body
Lower end is fixedly installed with the bottom of a pan, and the centre of silica crucible main body is provided with pot body, and the inner surface of the pot body is provided with inner wall,
And the outer surface of inner wall is provided with outer wall, the outer surface of the outer wall is fixedly installed with graphite muff, the inside of the outer wall
Inner wall inner surface position is provided with hyaline layer, and the inside of outer wall is provided with coating close to hyaline layer outer surface position, institute
The inside for stating outer wall is provided with strengthening layer close to coating outer surface position, and the inside of outer wall is set close to strengthening layer outer surface position
It is equipped with thermal insulation layer, the inside of the outer wall is provided with opaque layer close to thermal insulation layer outer surface position, the graphite muff
Inside is fixedly installed with extruded polystyrene board, and the extruded polystyrene board is internally provided with honeycomb core, and the inside setting of honeycomb core
There is heat insulation foam.
Preferably, the upper end outer surface setting of the silica crucible main body is fluted, and number of recesses is two groups.
Preferably, the opaque layer is internally provided with a large amount of bubbles, and sets between opaque layer and graphite muff
It is equipped with adhesive layer.
Preferably, the size of the graphite muff be greater than pot body size, and the graphite muff of pot body with a thickness of two
Centimetre.
Preferably, the thickness in the bottom of a pan is greater than the thickness of pot body, and the graphite muff thickness in the bottom of a pan is greater than pot body
The thickness of graphite muff.
Preferably, the outer surface of the inner wall is coated with oxidation-resistant film, and the thickness of inner wall is less than the thickness of outer wall.
The beneficial effects obtained by the present invention are as follows being: the excellent silica crucible of the heat insulation effect is kept the temperature by the graphite of setting
Set, can make silica crucible more heat-resisting at high temperature, and increase the heat insulating ability of silica crucible, and graphite muff utilizes surface
Modified graphite property reduces product thermal coefficient, and graphite fusing point is high, by the extruded polystyrene board of setting, can increase stone
It prevents graphite muff moist while the heat insulating ability of English crucible, improves the service life of graphite muff, extruded polystyrene board
It is the product that classical heat-barrier material expanded polystyrene (EPS) passes through that chemical method further refines, heat-insulating property, which has, significantly to be changed
It is kind, and special foam process makes the rate of closed hole of extruded polystyrene board reach 97 or more percent, enhances the waterproof of plate
Permeability passes through the honeycomb core of setting, moreover it is possible to and when mitigating the weight of graphite muff, hardness is not reduced, is convenient for people to use,
Meets the needs of people, honeycomb core uses honeycomb, and honeycomb is the optimum topology structure for covering two-dimensional surface, this
Structure has outstanding geometric mechanics performance, and saves material, and the structure of entire silica crucible is simple, easy to operate, uses
Effect is more preferable relative to traditional approach.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of overall structure diagram for the silica crucible that heat insulation effect is excellent of the present invention；
Fig. 2 is a kind of partial structural diagram for the silica crucible that heat insulation effect is excellent of the present invention；
Fig. 3 is the cross-sectional view of A in a kind of Fig. 2 for the silica crucible that heat insulation effect is excellent of the present invention.
Fig. 4 is a kind of structure chart of the honeycomb core for the silica crucible that heat insulation effect is excellent of the present invention.
1 in figure, silica crucible main body；2, the bottom of a pan；3, pot body；4, inner wall；5, outer wall；6, graphite muff；7, hyaline layer；
8, coating；9, strengthening layer；10, thermal insulation layer；11, opaque layer；12, honeycomb core；13, heat insulation foam；14, extruded polystyrene board.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1
As shown in Figs 1-4, a kind of silica crucible that heat insulation effect is excellent of the present invention, including silica crucible main body 1, quartzy earthenware
The lower end of crucible main body 1 is fixedly installed with the bottom of a pan 2, and the centre of silica crucible main body 1 is provided with pot body 3, and the inner surface of pot body 3 is set
It is equipped with inner wall 4, and the outer surface of inner wall 4 is provided with outer wall 5, the outer surface of outer wall 5 is fixedly installed with graphite muff 6, passes through
The graphite muff 6 of setting, can make silica crucible more heat-resisting at high temperature, and increase the heat insulating ability of silica crucible, outside
The inside of wall 5 is provided with hyaline layer 7 close to 4 inner surface position of inner wall, and the inside of outer wall 5 is close to 7 outer surface position of hyaline layer
It is provided with coating 8, the inside of outer wall 5 is provided with strengthening layer 9 close to 8 outer surface position of coating, and the inside of outer wall 5 is close to reinforcing
9 outer surface position of layer are provided with thermal insulation layer 10, and the inside of outer wall 5 is provided with opaque layer close to 10 outer surface position of thermal insulation layer
11, the inside of graphite muff 6 is fixedly installed with extruded polystyrene board 14, by the extruded polystyrene board 14 of setting, can increase stone
It prevents graphite muff 6 moist while the heat insulating ability of English crucible, improves the service life of graphite muff 6, extruded polystyrene
Plate 14 is internally provided with honeycomb core 12, and honeycomb core 12 is internally provided with heat insulation foam 13, passes through the honeycomb core 12 of setting, energy
When mitigating the weight of graphite muff 6, hardness is not reduced, is convenient for people to use.
The upper end outer surface setting of silica crucible main body 1 is fluted, and number of recesses is two groups；The inside of opaque layer 11 is set
A large amount of bubbles are equipped with, and are provided with adhesive layer between opaque layer 11 and graphite muff 6；The size of graphite muff 6 is greater than
3 size of pot body, and the graphite muff 6 of pot body 3 with a thickness of two centimetres；The thickness in the bottom of a pan 2 is greater than the thickness of pot body 3, and pot
6 thickness of graphite muff at bottom 2 is greater than the thickness of the graphite muff 6 of pot body 3；The outer surface of inner wall 4 is coated with oxidation-resistant film, and
The thickness of inner wall 4 is less than the thickness of outer wall 5.
It should be noted that the present invention is a kind of silica crucible that heat insulation effect is excellent, in use, silica crucible main body 1
It is mainly made of the bottom of a pan 2 and pot body 3, pot body 3 is mainly made of inner wall 4 and outer wall 5 again, and outer wall 5 is provided with hyaline layer 7, coating
8, strengthening layer 9, thermal insulation layer 10 and opaque layer 11 contain a large amount of bubbles inside opaque layer 11, are heated evenly, heat insulation effect is not
Mistake, the even compact of hyaline layer 7, surface is smooth, enhances the intensity of crucible, and coating 8 can play the role of oxidation resistant, strengthening layer
9 setting further increases the intensity of crucible, and the heat resistance of crucible can be enhanced in thermal insulation layer 10, passes through the graphite muff of setting
6, silica crucible can be made more heat-resisting at high temperature, and increase the heat insulating ability of silica crucible, graphite muff 6 utilizes surface
Modified graphite property reduces product thermal coefficient, and graphite fusing point is high, by the extruded polystyrene board 14 of setting, can increase
Prevent graphite muff 6 moist while the heat insulating ability of silica crucible, extruded polystyrene board 14 is classical heat-barrier material foaming polyphenyl
Ethylene passes through the product that chemical method further refines, and heat-insulating property has apparent improvement, and special foam process makes to squeeze
The rate of closed hole of modeling styrofoam 14 reaches 97 or more percent, enhances the moisture penetration of plate, passes through the honeycomb of setting
Core 12 can not reduce hardness, be convenient for people to use when mitigating the weight of graphite muff 6, and honeycomb core 12 uses honeycomb knot
Structure, and honeycomb is the optimum topology structure for covering two-dimensional surface, this structure has outstanding geometric mechanics performance, and saves
Material saving, the heat insulation foam inside honeycomb core 12 can be further improved the heat insulating ability of silica crucible, more practical.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of silica crucible that heat insulation effect is excellent, including silica crucible main body (1), it is characterised in that: the silica crucible
The lower end of main body (1) is fixedly installed with the bottom of a pan (2), and the centre of silica crucible main body (1) is provided with pot body (3), the pot body
(3) inner surface is provided with inner wall (4), and the outer surface of inner wall (4) is provided with outer wall (5), and the outer surface of the outer wall (5) is solid
Dingan County is equipped with graphite muff (6), and the inside of the outer wall (5) is provided with hyaline layer (7) close to inner wall (4) inner surface position,
And the inside of outer wall (5) is provided with coating (8) close to hyaline layer (7) outer surface position, the inside of the outer wall (5) is close to coating
(8) outer surface position is provided with strengthening layer (9), and the inside of outer wall (5) be provided with close to strengthening layer (9) outer surface position it is heat-insulated
Layer (10), the inside of the outer wall (5) are provided with opaque layer (11) close to thermal insulation layer (10) outer surface position, and the graphite is protected
The inside of temperature set (6) is fixedly installed with extruded polystyrene board (14), and the extruded polystyrene board (14) is internally provided with honeycomb core
(12), and honeycomb core (12) is internally provided with heat insulation foam (13).
2. a kind of excellent silica crucible of heat insulation effect according to claim 1, it is characterised in that: the silica crucible master
The upper end outer surface setting of body (1) is fluted, and number of recesses is two groups.
3. a kind of excellent silica crucible of heat insulation effect according to claim 1, it is characterised in that: the opaque layer
(11) be internally provided with a large amount of bubbles, and be provided with adhesive layer between opaque layer (11) and graphite muff (6).
4. a kind of excellent silica crucible of heat insulation effect according to claim 1, it is characterised in that: the graphite muff
(6) size be greater than pot body (3) size, and the graphite muff (6) of pot body (3) with a thickness of two centimetres.
5. a kind of excellent silica crucible of heat insulation effect according to claim 1, it is characterised in that: the bottom of a pan (2)
Thickness is greater than the thickness of pot body (3), and graphite muff (6) thickness of the bottom of a pan (2) is greater than the graphite muff (6) of pot body (3)
Thickness.
6. a kind of excellent silica crucible of heat insulation effect according to claim 1, it is characterised in that: the inner wall (4)
Outer surface is coated with oxidation-resistant film, and the thickness of inner wall (4) is less than the thickness of outer wall (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259514.7A CN110302854A (en) | 2018-03-27 | 2018-03-27 | A kind of silica crucible that heat insulation effect is excellent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259514.7A CN110302854A (en) | 2018-03-27 | 2018-03-27 | A kind of silica crucible that heat insulation effect is excellent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110302854A true CN110302854A (en) | 2019-10-08 |
Family
ID=68073679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810259514.7A Withdrawn CN110302854A (en) | 2018-03-27 | 2018-03-27 | A kind of silica crucible that heat insulation effect is excellent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110302854A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112341232A (en) * | 2020-10-28 | 2021-02-09 | 西安超码科技有限公司 | Carbon/carbon crucible and manufacturing method thereof |
| CN115196977A (en) * | 2021-04-09 | 2022-10-18 | 新沂市中鑫光电科技有限公司 | High-strength high-heat-conductivity quartz crucible with three-layer structure and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003914A (en) * | 2006-01-18 | 2007-07-25 | 深圳大学 | Insulation cover for crucible, and fabricating method |
| CN201527173U (en) * | 2009-06-10 | 2010-07-14 | 余姚市晶英电弧坩埚有限公司 | Composite-layer quartz crucible |
| CN206477453U (en) * | 2017-02-16 | 2017-09-08 | 济宁跃峰建材科技有限公司 | A kind of extruded sheet |
-
2018
- 2018-03-27 CN CN201810259514.7A patent/CN110302854A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003914A (en) * | 2006-01-18 | 2007-07-25 | 深圳大学 | Insulation cover for crucible, and fabricating method |
| CN201527173U (en) * | 2009-06-10 | 2010-07-14 | 余姚市晶英电弧坩埚有限公司 | Composite-layer quartz crucible |
| CN206477453U (en) * | 2017-02-16 | 2017-09-08 | 济宁跃峰建材科技有限公司 | A kind of extruded sheet |
Non-Patent Citations (1)
| Title |
|---|
| 山西省地方志编纂委员会: "《山西通志 建筑材料工业志》", 31 December 1993, 中华书局出版社 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112341232A (en) * | 2020-10-28 | 2021-02-09 | 西安超码科技有限公司 | Carbon/carbon crucible and manufacturing method thereof |
| CN115196977A (en) * | 2021-04-09 | 2022-10-18 | 新沂市中鑫光电科技有限公司 | High-strength high-heat-conductivity quartz crucible with three-layer structure and preparation method thereof |
| CN115196977B (en) * | 2021-04-09 | 2023-03-28 | 新沂市中鑫光电科技有限公司 | High-strength high-heat-conductivity quartz crucible with three-layer structure and preparation method thereof |
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Application publication date: 20191008 |