CN208667893U - The graphite crucible of more calcium fluoride mono crystal materials of oriented growth - Google Patents
The graphite crucible of more calcium fluoride mono crystal materials of oriented growth Download PDFInfo
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- CN208667893U CN208667893U CN201821279913.1U CN201821279913U CN208667893U CN 208667893 U CN208667893 U CN 208667893U CN 201821279913 U CN201821279913 U CN 201821279913U CN 208667893 U CN208667893 U CN 208667893U
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- crucible
- graphite
- calcium fluoride
- oriented growth
- crystal materials
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Abstract
The graphite crucible of more calcium fluoride mono crystal materials of oriented growth.Mainly solve the problems, such as present crucible can not a secondary growth different crystal orientations monocrystalline.It is characterized by: being equipped with several mounting holes (11) in first crucible, it further include at least two second crucibles (2), second crucible includes the crucible body (21) and crucible pipe (22) being connected, seed crystal trap through-hole (221) is equipped in the crucible pipe, the crucible pipe and the mounting hole are engaged by clamping, the first crucible bottom inner wall is equipped with graphite linings (12), and the graphite linings are contacted with the crucible body.The utility model provides the graphite crucible of more calcium fluoride mono crystal materials of oriented growth, is additionally provided with multiple independent second crucibles in first crucible, which can be with the crystal of fluoride of independent growths different crystal orientations, and structure is simple, easy to use.
Description
Technical field
The utility model relates to graphite crucible technical fields, the in particular to stone of more calcium fluoride mono crystal materials of oriented growth
Black crucible.
Background technique
So-called crystal growth is that substance forms crystal by gas phase, liquid phase or solid phase under specific physics and electrochemical conditions
Process.The mankind will evaporate brine and refine sugar before thousands of years.Manually imitating natural minerals and synthesizing for the first time is successfully sapphire
(alpha-aluminium oxide) french chemist A.Werner leaf about started test oxyhydrogen flame melt oxidation aluminium powder in 1890, with life
Long jewel, this method are used till today always, are still the main method for growing bearing jewel kind ornament jewel.Second of generation
The big postwar in boundary, since mineral crystal attracts people's attention as strategic materials, scientists have invented Hydrothermal Growth again
Synthetic quartz.People have also synthesized diamond under super-pressure, and it is important to grown mica of complicated component etc. under the high temperature conditions
Mineral, to supplement the deficiency of natural minerals.The 1950s.Germanium, silicon single crystal growth success, promote semiconductor technology and
The development of electronics industry.In the 1960s, being laid due to developing ruby and yttrium-aluminum garnet single crystal for laser technology
Firm foundations.
In fluoride combination crystal growth technology, Bridgman-Stockbarger method is using more method, the production efficiency of this method
The cost of crystalline material is determined with monocrystalline yield.At present list crucible method and more crucible methods can not a secondary growth different crystal orientations list
It is brilliant.
Utility model content
In order to overcome the shortcomings of background technique, the utility model provides the graphite of more calcium fluoride mono crystal materials of oriented growth
Crucible, mainly solve the problems, such as present crucible can not a secondary growth different crystal orientations monocrystalline.
The technical scheme adopted by the utility model is
The graphite crucible of more calcium fluoride mono crystal materials of oriented growth, including the first crucible are equipped in first crucible
Several mounting holes, further include at least two second crucibles, and second crucible includes the crucible body and crucible pipe being connected, the crucible pipe
Interior to be equipped with seed crystal trap through-hole, the crucible pipe and the mounting hole are engaged by clamping, and the first crucible bottom inner wall is equipped with graphite linings,
The graphite linings are contacted with the crucible body.
It is equipped with gap between crucible body bottom and the first crucible bottom inner wall, is also filled in the gap described
Graphite linings.
Be equipped with cavity in first crucible, the cavity bottom is equipped with the forming cavity of taper, the forming cavity with it is described
The connection of seed crystal trap through-hole.
The opening angle of the forming cavity is 90 ° ~ 150 °.
First crucible is equipped with openable and closable upper cover.
The upper cover bottom is equipped with boss, and the boss and first crucible internal walls are engaged by clamping.
The height of the crucible pipe is 40mm ~ 50mm.
The beneficial effects of the utility model are: the utility model provides the graphite of more calcium fluoride mono crystal materials of oriented growth
Crucible is additionally provided with multiple independent second crucibles in first crucible, which can be with independent growths different crystal orientations
Crystal of fluoride, structure is simple, easy to use.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model one embodiment.
Fig. 2 is the schematic cross-sectional view of second crucible of the utility model one embodiment.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing: as shown, more calcium fluoride mono crystals of oriented growth
The graphite crucible of material, including the first crucible 1 are equipped with several mounting holes 11 in first crucible, further include at least two the
Two crucibles 2, second crucible include the crucible body 21 and crucible pipe 22 being connected, and are equipped with seed crystal trap through-hole 221, institute in the crucible pipe
Crucible pipe and the mounting hole is stated to be engaged by clamping, the first crucible bottom inner wall is equipped with graphite linings 12, the graphite linings with it is described
The contact of crucible body.The utility model provides the graphite crucible of more calcium fluoride mono crystal materials of oriented growth, also sets in first crucible
There are multiple independent second crucibles, which can be with the crystal of fluoride of independent growths different crystal orientations, and structure is simple,
It is easy to use.
And first places a certain amount of graphite linings (graphite powder also can be directly used) on crucible bottom inner wall and passes as heat
Medium is led, guarantees that radial symmetry gradient is uniform.
In the present embodiment, as shown, being equipped with gap between crucible body bottom and the first crucible bottom inner wall
13, the graphite linings are also filled in the gap.Contact graphite preferably with crucible body, it is easy to use.
In the present embodiment, as shown, being equipped with cavity 23 in first crucible, the cavity bottom is equipped with taper
Forming cavity 24, the forming cavity are connected to the seed crystal trap through-hole 221.
In the present embodiment, as shown, the opening angle of the forming cavity 24 is 90 ° ~ 150 °.It can be practised according to crystallization
Property selection.
In the present embodiment, as shown, first crucible is equipped with openable and closable upper cover 14.
In the present embodiment, as shown, the upper cover bottom is equipped with boss 141, the boss and first crucible
Inner wall is engaged by clamping.It is easy for installation.
In the present embodiment, as shown, the height of the crucible pipe 22 is 40mm ~ 50mm.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as pair
The limitation of the utility model.Embodiment is not construed as limitations of the present invention, but any spirit based on the utility model
Improvements introduced should be all within the protection scope of the utility model.
Claims (7)
1. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth, including the first crucible (1), it is characterised in that: described
Several mounting holes (11) are equipped in one crucible, further include at least two second crucibles (2), second crucible includes being connected
Crucible body (21) and crucible pipe (22), the crucible pipe is interior to be equipped with seed crystal trap through-hole (221), and the crucible pipe is matched with mounting hole clamping
It closes, the first crucible bottom inner wall is equipped with graphite linings (12), and the graphite linings are contacted with the crucible body.
2. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth according to claim 1, it is characterised in that: described
Gap (13) are equipped between crucible body bottom and the first crucible bottom inner wall, are also filled with the graphite linings in the gap.
3. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth according to claim 2, it is characterised in that: described
Cavity (23) are equipped in first crucible, the cavity bottom is equipped with the forming cavity (24) of taper, the forming cavity and the seed crystal
Trap through-hole (221) connection.
4. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth according to claim 3, it is characterised in that: described
The opening angle of forming cavity (24) is 90 ° ~ 150 °.
5. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth according to claim 1, it is characterised in that: described
First crucible is equipped with openable and closable upper cover (14).
6. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth according to claim 5, it is characterised in that: described
Upper cover bottom is equipped with boss (141), and the boss and first crucible internal walls are engaged by clamping.
7. the graphite crucible of more calcium fluoride mono crystal materials of oriented growth according to claim 1, it is characterised in that: described
The height of crucible pipe (22) is 40mm ~ 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821279913.1U CN208667893U (en) | 2018-08-09 | 2018-08-09 | The graphite crucible of more calcium fluoride mono crystal materials of oriented growth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821279913.1U CN208667893U (en) | 2018-08-09 | 2018-08-09 | The graphite crucible of more calcium fluoride mono crystal materials of oriented growth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208667893U true CN208667893U (en) | 2019-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821279913.1U Active CN208667893U (en) | 2018-08-09 | 2018-08-09 | The graphite crucible of more calcium fluoride mono crystal materials of oriented growth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208667893U (en) |
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2018
- 2018-08-09 CN CN201821279913.1U patent/CN208667893U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Graphite crucible for directional growth of multiple calcium fluoride single crystal materials Effective date of registration: 20220207 Granted publication date: 20190329 Pledgee: Changjiang Technology sub branch of Qinhuangdao Bank Co.,Ltd. Pledgor: INTRINIC CRYSTAL TECHNOLOGY CO.,LTD. Registration number: Y2022980001386 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230202 Granted publication date: 20190329 Pledgee: Changjiang Technology sub branch of Qinhuangdao Bank Co.,Ltd. Pledgor: INTRINIC CRYSTAL TECHNOLOGY CO.,LTD. Registration number: Y2022980001386 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230324 Address after: 066000 No. 1 Xihu Road, Qinhuangdao Economic and Technological Development Zone, Hebei Province Patentee after: Qinhuangdao Heyi Technology Co.,Ltd. Address before: 066000 No. 1 Xihu Road, Qinhuangdao Economic and Technological Development Zone, Hebei Province Patentee before: INTRINIC CRYSTAL TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |