CN102560654A - Extracting device for floating impurity - Google Patents
Extracting device for floating impurity Download PDFInfo
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- CN102560654A CN102560654A CN2012100464238A CN201210046423A CN102560654A CN 102560654 A CN102560654 A CN 102560654A CN 2012100464238 A CN2012100464238 A CN 2012100464238A CN 201210046423 A CN201210046423 A CN 201210046423A CN 102560654 A CN102560654 A CN 102560654A
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- retaining plate
- extraction element
- impurity
- drags
- floating impurity
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Abstract
The invention discloses an extracting device for a floating impurity. The device comprises a lower extending pipe, an impurity-fishing rod fixing plate, an impurity-fishing rod and a fishing device, wherein a connecting part for hermetically connecting a furnace port of a sapphire crystal growing furnace is arranged at the lower end of the lower extending pipe; the impurity-fishing rod fixing plate is connected with the upper end of the lower extending pipe; one end of the impurity-fishing rod is fixedly arranged on the impurity-fishing rod fixing plate while the other end passes through the lower extending pipe; and the fishing device is arranged at one end of the impurity-fishing rod, which extends out of the lower extending pipe. The vertical movement of the impurity-fishing rod fixing plate is utilized to drive the lower extending pipe to extend and withdraw; the fishing device at the lower end part of the impurity-fishing rod can freely move and rotate within a certain scope in the position of the crystal growing liquid level, so that the impurities, such as any floating crystal, in the certain scope in the position of the crystal growing liquid level, can be fished out; and the extracting device for the floating impurity is used for separating the floating crystal generated during the crystal growing process at any time and ensuring the purity of the sapphire crystal growing condition, thereby ensuring the growth of high-quality sapphire crystal.
Description
Technical field
The present invention relates to the long brilliant stove technical field of sapphire, particularly a kind of floating impurity extraction element.
Background technology
At present each country of the world is to the energy-conserving and environment-protective pay attention to day by day, LED (Light Emitting Diode, photodiode) illumination because of its long service life, luminous efficiency is high, noiseless and characteristics such as cost performance height, is able to fast development.Sapphire, silit are the topmost substrate materials of LED, and grow the nearly trend that also occurred explosive growth in 2 years of demand of brilliant stove as major equipment-sapphire of growing sapphire.In the long brilliant process of sapphire floating brilliant (floating crystalline substance) appears easily, for the purity and the normal growth that do not influence sapphire crystal must be removed floating crystalline substance.
The long brilliant envrionment temperature of sapphire is generally at more than 2,000 degree, and the floating crystalline substance of in so high temperature environment, isolating generation is very difficult, and present domestic sapphire stove is not provided with the floating impurity extraction element yet.Thereby the crystal that domestic sapphire furnace superintendent goes out more or less contains certain impurity, makes the purity drop of sapphire crystal, and the quality that grows sapphire crystal is lower.
How the floating crystalline substance that produces in the crystal growing process being separated at any time, guarantee the purity of the long brilliant environment of sapphire, thereby guarantee to grow high-quality sapphire crystal, is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
In view of this, the invention provides a kind of floating impurity extraction element,, guarantee the purity of the long brilliant environment of sapphire, thereby guarantee to grow high-quality sapphire crystal so that the floating crystalline substance that produces in the crystal growing process is separated at any time.
For realizing above-mentioned purpose, the present invention provides following technical scheme:
A kind of floating impurity extraction element comprises:
Following expansion pipe, its lower end are provided with and are used for the connection section that the fire door with the long brilliant stove of sapphire is tightly connected;
What is connected with the upper end of said down expansion pipe drags for the bar retaining plate of mixing;
One end is fixed in said dragging on the assorted bar retaining plate, and the other end passes the assorted bar that drags for of said expansion pipe down;
Be arranged at said drag for assorted bar stretch in outward said expansion pipe down an end fish for device.
Preferably, in above-mentioned floating impurity extraction element, said expansion pipe down is a welding bellows.
Preferably, in above-mentioned floating impurity extraction element, said expansion pipe down is connected through flange with the said bar retaining plate of mixing that drags for, and the flange and said the dragging between the assorted bar retaining plate of expansion pipe is provided with sealing-ring under said.
Preferably, in above-mentioned floating impurity extraction element, also comprise being arranged at the said elastic device that drags for assorted bar retaining plate upper end.
Preferably, in above-mentioned floating impurity extraction element, said elastic device is a welding bellows.
Preferably, in above-mentioned floating impurity extraction element, said elastic device drags for assorted bar retaining plate and is connected through flange with said, and the flange of said elastic device and said drag for to mix be provided with sealing-ring between the bar retaining plate.
Preferably, in above-mentioned floating impurity extraction element, said elastic device is provided with the top flange away from a said end that drags for assorted bar retaining plate, is provided with the support bar that connects the two between said top flange and the said connection section.
Preferably, in above-mentioned floating impurity extraction element, the top of said top flange is provided with cover plate, is provided with sealing-ring between said cover plate and the said top flange.
Preferably, in above-mentioned floating impurity extraction element, said dragging on the assorted bar retaining plate offers cooling water pipeline.
Preferably, in above-mentioned floating impurity extraction element, the said bar retaining plate of mixing that drags for is provided with suspension member, and said elastic device is provided with the chaining that can tangle said suspension member.
Can find out from above-mentioned technical scheme; The present invention drives the elongation and the compression of expansion pipe down through dragging for moving up and down of assorted bar retaining plate; Drag for assorted bar and be fixed in and drag on the assorted bar retaining plate, drive the device of fishing for that drags for assorted bar bottom and in stove tube high-temperature vacuum environment, move up and down through dragging for moving up and down of assorted bar retaining plate.Dragging for assorted bar retaining plate can manually realize freely swinging and rotating; Owing to drag for assorted bar and the fixed connection structure that drags for assorted bar retaining plate; Can be implemented in mobile arbitrarily rotation the in the long brilliant liquid level position certain limit so drag for the device of fishing for of assorted bar bottom, thereby guarantee to fish for any floating brilliant foreign material such as (floating crystalline substance) in the long brilliant liquid level position certain limit.The present invention can separate the floating crystalline substance that produces in the crystal growing process at any time, guarantees the purity of the long brilliant environment of sapphire, thereby guarantees to grow high-quality sapphire crystal.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of a kind of angle floating impurity extraction element that Fig. 1 provides for the embodiment of the invention;
The structural representation of another angle floating impurity extraction element that Fig. 2 provides for the embodiment of the invention.
Embodiment
The invention discloses a kind of floating impurity extraction element,, guarantee the purity of the long brilliant environment of sapphire, thereby guarantee to grow high-quality sapphire crystal so that the floating crystalline substance that produces in the crystal growing process is separated at any time.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
See also Fig. 1 and Fig. 2, the structural representation of a kind of angle floating impurity extraction element that Fig. 1 provides for the embodiment of the invention; The structural representation of another angle floating impurity extraction element that Fig. 2 provides for the embodiment of the invention.
The floating impurity extraction element that the embodiment of the invention provides comprises following expansion pipe 1, drags for assorted bar retaining plate 4, drags for assorted bar 2 and fishes for device.Wherein, following expansion pipe 1 lower end is provided with and is used for the connection section that the fire door with the long brilliant stove of sapphire is tightly connected, and during use, the connection section of expansion pipe 1 down is sealedly connected on the fire door position of the long brilliant stove of sapphire.Following expansion pipe 1 is for having the body of Telescopic arbitrarily in the prior art, like welding bellows etc.
Drag for assorted bar retaining plate 4 and be connected with the upper end of following expansion pipe 1 since under the Telescopic of expansion pipe 1, so under the effect of external force, can promote or spur and drag for bar retaining plate 4 expanding-contracting actions of mixing.Drag for assorted bar 2 one ends and be fixed in and drag on the assorted bar retaining plate 4, the other end passes down expansion pipe 1.After will descending expansion pipe 1 to be assembled to the fire door position of the long brilliant stove of sapphire, drag for assorted bar 2 and can stretch in the stove tube high-temperature vacuum environment of the long brilliant stove of sapphire.
Fishing for the device (not shown) is arranged at and drags for assorted bar 2 outer ends of stretching in down expansion pipe 1; After will descending expansion pipe 1 to be assembled to the fire door position of the long brilliant stove of sapphire; Drag for the fishing in the stove tube high-temperature vacuum environment that device can stretch into the long brilliant stove of sapphire of assorted bar 2 ends, drag for slag.Fish for device and can be the wire ball that is wound in wire, also can be the device of fishing for of sieve texture.Wire ball can glue the floating crystalline substance that occurs in the long brilliant process of sapphire go out; The sieve aperture of fishing for device of sieve texture can be designed to only can guarantee that the sapphire melt passes through, and can not make floating crystalline substance pass through, and also can leach floating crystalline substance.The present invention does not limit the concrete structure of fishing for device.
The present invention drives the elongation and the compression of expansion pipe 1 down through dragging for moving up and down of assorted bar retaining plate; Drag for assorted bar 2 and be fixed in and drag on the assorted bar retaining plate 4, drive the device of fishing for that drags for assorted bar 2 bottoms and in stove tube high-temperature vacuum environment, move up and down through dragging for moving up and down of assorted bar retaining plate 4.Dragging for assorted bar retaining plate 4 can manually realize freely swinging and rotating; Owing to drag for assorted bar 2 and the fixed connection structure that drags for assorted bar retaining plate 4; Can be implemented in mobile arbitrarily rotation the in the long brilliant liquid level position certain limit so drag for the device of fishing for of assorted bar 2 bottoms, thereby guarantee to fish for any floating brilliant foreign material such as (floating crystalline substance) in the long brilliant liquid level position certain limit.The present invention can separate the floating crystalline substance that produces in the crystal growing process at any time, guarantees the purity of the long brilliant environment of sapphire, thereby guarantees to grow high-quality sapphire crystal.
In the present embodiment, following expansion pipe with drag for assorted bar retaining plate 4 and be connected through flange, and down expansion pipe 1 flange and drag between the assorted bar retaining plate 4 and be provided with sealing-ring 8, to guarantee down the sealed state of expansion pipe 1, guarantee the vacuum state of the brilliant stove of sapphire length then.Sealing-ring 8 can be the O RunddichtringO, also can be the sealing-ring of other structure, and the present invention does not do qualification.
In the brilliant stove of sapphire length is vacuum state, and under the effect of barometric point, promotion or pulling are dragged for the bar retaining plate 4 of mixing and moved up and down, and realizes that with expansion pipe 1 under stretching or the compression stretching or compressed action are very difficult.In order further to optimize technique scheme, the present invention also can comprise and is arranged at the elastic device 5 that drags for assorted bar retaining plate 4 upper ends.The present invention can overcome a part of barometric point through elastic device 5 being set dragging for assorted bar retaining plate 4 upper ends, makes to drive that to drag for assorted bar retaining plate 4 more laborsaving.Under the effect of barometric point, drag for assorted bar retaining plate 4 in pulling downwards and be easier to, when assorted bar retaining plate 4 was dragged in pulling upwards, the pulling force that elastic device 5 can provide part to make progress promptly overcame the part barometric point.The present invention fishes for floating crystalline substance more easily with easy through elastic device 5 being set, can making.
Disclosed in the above-described embodiments elastic device 5 also can be welding bellows, promptly is provided with two respectively at the two ends up and down of dragging for assorted bar retaining plate 4.Elastic device 5 with drag for assorted bar retaining plate 4 and be connected, and the flange of elastic device 5 and drag for to mix and be provided with sealing-ring between the bar retaining plate 4 through flange.The flange of elastic device 5, the flange that drags for assorted bar retaining plate 4 and following expansion pipe 1 link to each other through bolt 12.
Elastic device is provided with the top flange away from an end that drags for assorted bar retaining plate 4, is provided with the support bar 6 that connects the two between top flange and the connection section.In the present embodiment, support bar 6 is a plurality of, and along the top flange uniform distribution.Connection section also is a flange, and connection section can link to each other through the fire door position of bolt 13 with the long brilliant stove of sapphire.The two ends of support bar 6 are provided with screw thread; On top flange and connection section, be equipped with the hole corresponding with support bar 6; After the hole on top flange and the connection section is passed at the two ends of support bar 6 respectively; Tighten through nut 15 and to fix, the run-out(of thread) at support bar 6 two ends has step, can carry out spacing to the hole on top flange and the connection section.
The top of top flange is provided with cover plate 3, is provided with sealing-ring 9 between cover plate 3 and the top flange.Drag for assorted bar retaining plate 4 and be provided with suspension member 7, elastic device 5 is provided with the chaining 14 that can tangle suspension member 7.When drag for assorted bar retaining plate 4 be moved upwards up to stroke topmost the time suspension member 7 can be suspended on the chaining 14 very easily; To drag for assorted bar retaining plate 4 and drag for assorted bar 2 and be fixed to this position; Thereby can guarantee when no-sundries or will drag for assorted bar 2 after fishing for the foreign material completion to move to top, not interfere the long brilliant scope of crystalline.
Drag on the assorted bar retaining plate 4 cooling water pipeline is installed, logical in real time cold water cools off it, has both guaranteed that this mechanism runs well in the brilliant environment of length of degree more than 2,000, drags for the temperature hand feel and drape that assorted bar retaining plate 4 can suit again during underwriter's manual manipulation.The stroke that moves up and down of floating impurity extraction element provided by the invention can be 350mm, and the scope of fishing for is the diameter range of diameter 100mm on the long brilliant liquid level.
Each embodiment adopts the mode of going forward one by one to describe in this specification sheets, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a floating impurity extraction element is characterized in that, comprising:
Following expansion pipe (1), its lower end are provided with and are used for the connection section that the fire door with the long brilliant stove of sapphire is tightly connected;
What is connected with the upper end of said down expansion pipe (1) drags for the bar retaining plate (4) of mixing;
One end is fixed in said dragging on the assorted bar retaining plate (4), and what the other end passed said expansion pipe (1) down drags for assorted bar (2);
Be arranged at the said device of fishing for that drags for the outer end of stretching in said expansion pipe (1) down of assorted bar (2).
2. floating impurity extraction element as claimed in claim 1 is characterized in that, said expansion pipe (1) down is a welding bellows.
3. floating impurity extraction element as claimed in claim 2 is characterized in that, said expansion pipe down is connected through flange with the said bar retaining plate (4) of mixing that drags for, and the flange and said the dragging between the assorted bar retaining plate (4) of expansion pipe is provided with sealing-ring under said.
4. floating impurity extraction element as claimed in claim 1 is characterized in that, also comprises being arranged at the said elastic device (5) that drags for assorted bar retaining plate (4) upper end.
5. floating impurity extraction element as claimed in claim 4 is characterized in that, said elastic device (5) is a welding bellows.
6. floating impurity extraction element as claimed in claim 5 is characterized in that, said elastic device (5) drags for assorted bar retaining plate (4) and is connected through flange with said, and the flange of said elastic device (5) and said drag for to mix be provided with sealing-ring between the bar retaining plate (4).
7. floating impurity extraction element as claimed in claim 6 is characterized in that, said elastic device is provided with the top flange away from a said end that drags for assorted bar retaining plate (4), is provided with the support bar (6) that connects the two between said top flange and the said connection section.
8. floating impurity extraction element as claimed in claim 7 is characterized in that, the top of said top flange is provided with cover plate (3), is provided with sealing-ring between said cover plate (3) and the said top flange.
9. like each described floating impurity extraction element of claim 1-8, it is characterized in that said dragging on the assorted bar retaining plate (4) offers cooling water pipeline.
10. like each described floating impurity extraction element of claim 4-8, it is characterized in that the said bar retaining plate (4) of mixing that drags for is provided with suspension member (7), said elastic device (5) is provided with the chaining (14) that can tangle said suspension member (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210046423.8A CN102560654B (en) | 2012-02-27 | 2012-02-27 | Extracting device for floating impurity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210046423.8A CN102560654B (en) | 2012-02-27 | 2012-02-27 | Extracting device for floating impurity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102560654A true CN102560654A (en) | 2012-07-11 |
| CN102560654B CN102560654B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210046423.8A Active CN102560654B (en) | 2012-02-27 | 2012-02-27 | Extracting device for floating impurity |
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| CN (1) | CN102560654B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10519564B2 (en) | 2016-09-29 | 2019-12-31 | Corner Star Llmited | Telescoping expansion bellows |
| CN111151188A (en) * | 2019-12-26 | 2020-05-15 | 彭磊 | Equivalent feeding mechanism for additives |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180087181A1 (en) * | 2016-09-29 | 2018-03-29 | Corner Star Limited | Expansion bellows with self-aligned guide rods |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006273685A (en) * | 2005-03-30 | 2006-10-12 | Koha Co Ltd | Single crystal producing apparatus |
| CN102312282A (en) * | 2011-09-23 | 2012-01-11 | 海润光伏科技股份有限公司 | Two-stage feeding device for polysilicon ingot casting |
| CN202465963U (en) * | 2012-02-27 | 2012-10-03 | 浙江昀丰新能源科技有限公司 | Floating impurity extraction device |
-
2012
- 2012-02-27 CN CN201210046423.8A patent/CN102560654B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006273685A (en) * | 2005-03-30 | 2006-10-12 | Koha Co Ltd | Single crystal producing apparatus |
| CN102312282A (en) * | 2011-09-23 | 2012-01-11 | 海润光伏科技股份有限公司 | Two-stage feeding device for polysilicon ingot casting |
| CN202465963U (en) * | 2012-02-27 | 2012-10-03 | 浙江昀丰新能源科技有限公司 | Floating impurity extraction device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10519564B2 (en) | 2016-09-29 | 2019-12-31 | Corner Star Llmited | Telescoping expansion bellows |
| CN111151188A (en) * | 2019-12-26 | 2020-05-15 | 彭磊 | Equivalent feeding mechanism for additives |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102560654B (en) | 2015-07-08 |
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Address after: 321037 Yang village, Fu town, Jindong District, Zhejiang, Jinhua Patentee after: ZHEJIANG YUNFENG NEW MATERIAL TECHNOLOGY CO., LTD. Address before: 321037 Yang village, Fu town, Jindong District, Zhejiang, Jinhua Patentee before: Zhejiang Yunfeng New Energy Technology Co., Ltd. |
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Address after: 321000 4th floor, complex building, 1378 Kangji North Street, Jindong District, Jinhua City, Zhejiang Province Patentee after: ZHEJIANG YUNFENG NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 321037 Yang village, Fu town, Jindong District, Zhejiang, Jinhua Patentee before: ZHEJIANG YUNFENG NEW ENERGY TECHNOLOGY Co.,Ltd. |