CN111003254A - Material cabin vacuumizing sealing and packaging device of purification device - Google Patents
Material cabin vacuumizing sealing and packaging device of purification device Download PDFInfo
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- CN111003254A CN111003254A CN201911397270.XA CN201911397270A CN111003254A CN 111003254 A CN111003254 A CN 111003254A CN 201911397270 A CN201911397270 A CN 201911397270A CN 111003254 A CN111003254 A CN 111003254A
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- Prior art keywords
- material cabin
- vacuum
- oxyhydrogen
- heating
- hydrogen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
- B65B31/06—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzle being arranged for insertion into, and withdrawal from, the mouth of a filled container and operating in conjunction with means for sealing the container mouth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
Abstract
The invention relates to a material cabin vacuumizing sealing packaging device of a purifying device, belonging to the technical field of material purifying equipment and comprising a bracket, a heating device, a supporting seat, a vacuum tube, a sealing ring, a transition seat, a vacuum air pump and a vacuum barrel; the vacuum pump is used for pumping vacuum to the material cabin; and then the material cabin is heated by a heating device to soften and shrink the material cabin, so as to finish vacuum packaging. According to the invention, the heating position of the material cabin to be packaged is changed by the heating device, the heat transfer is uniform, the material cabin is ensured to shrink uniformly, and the problems that the thickness difference of the pipe wall of the material cabin is large, through holes or cracks are easy to burn out, and the packaging is ineffective due to the air entering caused by nonuniform heating are effectively solved. Simultaneously, the even heating can guarantee that the material cabin shrink evenly to guarantee that the material cabin shrink size is unanimous, thereby the volume size that the volume is held in the chamber by the encapsulated material cabin is effectively controlled, avoids producing the problem of harmful effects to the material preparation.
Description
Technical Field
The invention belongs to the technical field of material purification equipment, and particularly relates to a material cabin vacuumizing sealing packaging device of a purification device.
Background
When preparing high-purity single-component or multi-component synthetic materials, in order to avoid oxidation reaction caused by exposure in air, raw materials are required to be placed in a material cabin, the material cabin is firstly vacuumized, then the vacuum cavity is completely packaged in a vacuum state, and the packaged raw materials can be stored for a long time or used for material growth and preparation.
The traditional method for controlling the vacuumizing of the material cabin and realizing the packaging is characterized in that the vacuum cabin is manufactured into a thicker circular pipeline containing cavity, the inside of a circular pipe is vacuumized through a vacuum air pump, after the requirement of the vacuum degree is met, oxyhydrogen combustion flame is manually controlled to rotate and heat at the corresponding position of the circular pipe, the circular pipe is gradually contracted and thinned after being heated under the action of external atmospheric pressure and internal vacuum, and finally, when only a thin conical pipe is left, the oxyhydrogen combustion flame is used for burning the conical pipe, so that the vacuumizing of the material cabin and the sealing are realized.
The prior art has two obvious defects: firstly, receive the heating position change and the heat transfer inequality influences, shrink inhomogeneous can cause the pipe wall thickness difference great, and easily burn out through-hole or crackle for the air admission causes the encapsulation inefficacy. Therefore, only personnel with higher operation technical level can complete the operation, and the construction efficiency is low; secondly, the shrinkage size is different during packaging, the volume of the packaged cavity cannot be controlled, and the preparation of the material is adversely affected.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a material cabin vacuumizing sealing packaging device of a purifying device, wherein a vacuum air pump is used for vacuumizing the material cabin; and after the vacuum degree meets the requirement, heating the material cabin through a heating device to soften and shrink the material cabin, thereby completing vacuum packaging.
In order to realize the purpose, the invention is realized by the following technical scheme:
the material cabin vacuumizing sealing packaging device of the purification device comprises a support 3, a heating device, a support seat 11, a vacuum pipe 12, a sealing ring 16, a transition seat 17, a vacuum air pump 23 and a vacuum barrel 25, wherein at least two through holes are formed in the top of the support 3, the support seat 11 used for mounting the material cabin 9 is installed in each through hole, the sealing ring 16 used for sealing the opening of the material cabin 9 is arranged on the support seat 11, the transition seat 17 is detachably and fixedly connected with the support seat 11 to realize the fixation of the sealing ring 16, the vacuum pipe 12 is arranged in the middle of the support seat 11, the vacuum pipe 12 is connected with the vacuum air pump 23 fixedly installed on the support 3, and the vacuum air pump 23 is connected with the vacuum air pump 23 fixedly installed on the support; the support 3 is provided with a heating device for uniformly heating the material compartment 9.
Further, the heating device is a gas combustion device.
Further, the heating device comprises an oxygen stop valve 4, an oxygen pipeline 5, an oxygen proportional flow valve 6, an oxyhydrogen burner 7, a guide post 10, a hydrogen pipe 13, a hydrogen proportional flow valve 14, a hydrogen stop valve 15, a hydrogen tank 26 and an oxygen tank 27; the guide post 10 install on support 3, the oxyhydrogen combustor 7 is installed on support 3, the oxyhydrogen combustor 7 is connected with oxygen jar 27, hydrogen jar 26 through oxygen pipeline 5, hydrogen pipe 13 respectively, is provided with oxygen stop valve 4 and oxygen proportional flow valve 6 on the oxygen pipeline 5, is provided with hydrogen stop valve 15 and hydrogen proportional flow valve 14 on the hydrogen pipe 13.
Further, oxyhydrogen combustor 7 include mount pad I33, oxyhydrogen conveyer pipe 34, some firearm 35, but mount pad I33 slidable mounting on guide post 10, be provided with two inlet channel with oxygen pipeline 5, hydrogen pipe 13 intercommunication on mount pad I33 to and realize the oxyhydrogen mixing channel 31 that oxyhydrogen mixes, oxyhydrogen mixing channel 31 and oxyhydrogen conveyer pipe 34 intercommunication, oxyhydrogen conveyer pipe 34 is the loop configuration, along the even flame burning hole 32 of having seted up of circumferencial direction on the inner wall of oxyhydrogen conveyer pipe 34, be provided with some firearm 35 in the oxyhydrogen conveyer pipe 34.
Further, the heating device is an electric heating device.
Further, the heating device comprises a guide post 10, a heating wire 52, a power supply cable 53, a current regulator 54, a mounting seat II 55 and a heating ring sleeve 56, wherein the guide post 10 is mounted on the support 3, the mounting seat II 55 is slidably mounted on the guide post 10, the heating ring sleeve 56 is fixedly mounted on the mounting seat II 55, the heating wire 52 is mounted in an annular inner cavity of the heating ring sleeve 56, the heating wire 52 is connected with a power supply through the power supply cable 53, and the power supply cable 53 is provided with the current regulator 54.
Further, the bottom of the support 3 is provided with an adjusting frame 2 for adjusting the level of the support 3, and the lower end of the adjusting frame 2 is provided with a supporting seat 1.
The invention has the beneficial effects that:
the vacuum pump is used for pumping vacuum to the material cabin; and then the material cabin is heated by a heating device to soften and shrink the material cabin, so as to finish vacuum packaging. According to the invention, the heating position of the material cabin to be packaged is changed by the heating device, the heat transfer is uniform, the material cabin is ensured to shrink uniformly, and the problems that the thickness difference of the pipe wall of the material cabin is large, through holes or cracks are easy to burn out, and the packaging is ineffective due to the air entering caused by nonuniform heating are effectively solved. Simultaneously, the even heating can guarantee that the material cabin shrink evenly to guarantee that the material cabin shrink size is unanimous, thereby the volume size that the volume is held in the chamber by the encapsulated material cabin is effectively controlled, avoids producing the problem of harmful effects to the material preparation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the heating apparatus of the present invention as a gas combustion apparatus;
FIG. 3 is a schematic structural view of the heating device of the present invention being an electric heating device;
FIG. 4 is a schematic view of a material compartment;
FIG. 5 is a schematic view of a material compartment;
FIG. 6 is a diagram of the working state of the cabin with different structural materials encapsulated by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1, the material cabin vacuumizing sealing packaging device of the purification device comprises a support 3, a heating device, a support 11, a vacuum pipe 12, a sealing ring 16, a transition seat 17, a vacuum air pump 23 and a vacuum barrel 25, wherein the top of the support 3 is provided with at least two through holes, the support 11 for mounting the material cabin 9 is installed in each through hole, the support 11 is provided with the sealing ring 16 for sealing the mouth of the material cabin 9, the transition seat 17 is detachably and fixedly connected with the support 11 to fix the sealing ring 16, the vacuum pipe 12 is arranged in the middle of the support 11, the vacuum pipe 12 is connected with the vacuum air pump 23 fixedly installed on the support 3, and the vacuum air pump 23 is connected with the vacuum air pump 23 fixedly installed on the support 3 through a vacuum flange 24; the support 3 is provided with a heating device for heating the material compartment 9. The material cabin 9 filled with materials is arranged on the supporting seat 11, the sealing ring 16 is arranged at an opening at the upper part of the material cabin 9, then the transition seat 17 and the supporting seat 11 are fixedly connected through screws to realize the sealed installation of the material cabin 9, then the vacuum pump 23 and the vacuum barrel 25 pump vacuum to the purification cabin 7, the vacuum state in the material cabin 9 is ensured, and the material cabin 9 is sealed and packaged by the heating device.
In the invention, the heating device is a gas combustion device. As shown in fig. 2, the heating device comprises an oxygen stop valve 4, an oxygen pipeline 5, an oxygen proportional flow valve 6, an oxyhydrogen burner 7, a guide post 10, a hydrogen pipe 13, a hydrogen proportional flow valve 14, a hydrogen stop valve 15, a hydrogen tank 26 and an oxygen tank 27; the guide post 10 install on support 3, the oxyhydrogen combustor 7 is installed on support 3, the oxyhydrogen combustor 7 is connected with oxygen jar 27, hydrogen jar 26 through oxygen pipeline 5, hydrogen pipe 13 respectively, is provided with oxygen stop valve 4 and oxygen proportional flow valve 6 on the oxygen pipeline 5, is provided with hydrogen stop valve 15 and hydrogen proportional flow valve 14 on the hydrogen pipe 13. When the material cabin 9 for containing the materials is hermetically installed and vacuumized, the oxygen stop valve 4, the oxygen proportional flow valve 6, the hydrogen proportional flow valve 14 and the hydrogen stop valve 15 are opened, hydrogen and oxygen are supplied to the oxyhydrogen burner 7 through the oxygen tank 27 and the hydrogen tank 26, the hydrogen and the oxygen are mixed and combusted in the oxyhydrogen burner 7, the material cabin 9 is heated through the oxyhydrogen burner 7, the heated part of the material cabin 9 is gradually contracted and thinned under the action of external atmospheric pressure and internal vacuum, and then only a thin conical pipe is left, under the continuous heating of the oxyhydrogen burner 7, the lower part and the upper part of the material cabin 9 are separated, and simultaneously the conical pipe of the separated part is fused and sealed, so that the vacuumized sealing of the material cabin 9 is completed.
The bottom of the support 3 is provided with an adjusting frame 2 for adjusting the level of the support 3, and the lower end of the adjusting frame 2 is provided with a supporting seat 1.
In the invention, the top of the bracket 3 is provided with at least two through holes, a supporting seat 11 for installing a material cabin 9 is arranged in each through hole, and a sealing ring 16 for sealing the bottle mouth of the material cabin 9 is arranged on each supporting seat 11; therefore, when one material cabin 9 is packaged, the other material cabin 9 is vacuumized, and the packaging efficiency can be greatly improved.
The working process of the embodiment:
starting the vacuum air pump 23, and vacuumizing the material cabin 9 through the vacuum barrel 25; after the vacuum degree meets the requirement, the oxygen stop valve 4 and the hydrogen stop valve 15 are opened, the air supply proportion of the proportional flow valve 6 and the proportional flow valve 14 is adjusted, the oxyhydrogen burner 7 is started to burn, the material cabin 9 is heated by the oxyhydrogen burner 7, and the material cabin 9 is heated, softened, contracted and packaged. The packaging of the material cabin 9 is realized under the vacuum condition, and the packaging quality and the packaging efficiency are higher.
Example 2
As shown in fig. 1, the material cabin vacuumizing sealing packaging device of the purification device comprises a support 3, a heating device, a support 11, a vacuum pipe 12, a sealing ring 16, a transition seat 17, a vacuum air pump 23 and a vacuum barrel 25, wherein the top of the support 3 is provided with at least two through holes, the support 11 for mounting the material cabin 9 is installed in each through hole, the support 11 is provided with the sealing ring 16 for sealing the mouth of the material cabin 9, the transition seat 17 is detachably and fixedly connected with the support 11 to fix the sealing ring 16, the vacuum pipe 12 is arranged in the middle of the support 11, the vacuum pipe 12 is connected with the vacuum air pump 23 fixedly installed on the support 3, and the vacuum air pump 23 is connected with the vacuum air pump 23 fixedly installed on the support 3 through a vacuum flange 24; the support 3 is provided with a heating device for heating the material compartment 9. The material cabin 9 filled with materials is arranged on the supporting seat 11, the sealing ring 16 is arranged at an opening at the upper part of the material cabin 9, then the transition seat 17 and the supporting seat 11 are fixedly connected through screws to realize the sealed installation of the material cabin 9, then the vacuum pump 23 and the vacuum barrel 25 pump vacuum to the purification cabin 7, the vacuum state in the material cabin 9 is ensured, and the material cabin 9 is sealed and packaged by the heating device.
The heating device is an electric heating device. As shown in fig. 3, the heating device includes a guiding column 10, a heating wire 52, a power supply cable 53, a current regulator 54, a mounting seat ii 55, and a heating ring sleeve 56, the guiding column 10 is mounted on the support 3, the mounting seat ii 55 is slidably mounted on the guiding column 10, the heating ring sleeve 56 is fixedly mounted on the mounting seat ii 55, the heating wire 52 is mounted in an annular inner cavity of the heating ring sleeve 56, the heating wire 52 is connected with a power supply through the power supply cable 53, and the power supply cable 53 is provided with the current regulator 54. When the power supply is switched on, the heating wire 52 is electrified to generate heat, and the heating ring sleeve 56 guides the heat out to heat the material cabin 9. Because the heating ring sleeve 56 is of an annular structure and can be sleeved outside the bulkhead of the material cabin 9, the packaging points of the material cabin 9 can be heated uniformly, the material cabin 9 is ensured to shrink uniformly, and the situation that through holes or cracks are easy to burn out due to the difference of the wall thickness of the pipe is avoided, so that air enters the material cabin 9 to cause packaging failure.
The bottom of the support 3 is provided with an adjusting frame 2 for adjusting the level of the support 3, and the lower end of the adjusting frame 2 is provided with a supporting seat 1.
In the invention, the top of the bracket 3 is provided with at least two through holes, a supporting seat 11 for installing a material cabin 9 is arranged in each through hole, and a sealing ring 16 for sealing the bottle mouth of the material cabin 9 is arranged on each supporting seat 11; therefore, when one material cabin 9 is packaged, the other material cabin 9 is vacuumized, and the packaging efficiency can be greatly improved.
Example 3
On the basis of embodiment 1 or embodiment 2, the sealing device can also heat and package the material cabin shown in fig. 4 and fig. 5, as shown in fig. 6, the material cabin is placed on the support 3, the vacuum tube 12 extends downwards after penetrating through the support seat 11 and can be connected with the packaging opening i 41 or the packaging opening ii 42 of the two structural material cabins, then the two different material cabins are vacuumized, then the heating device is used for heating the packaging opening i 41 or the packaging opening ii 42, and the packaging opening i 41 or the packaging opening ii 42 becomes soft and bonded together after being heated, so that the two material cabins are packaged.
The vacuum pump is used for pumping vacuum to the material cabin; and then the material cabin is heated by a heating device to soften and shrink the material cabin, so as to finish vacuum packaging. According to the invention, the heating position of the material cabin to be packaged is changed by the heating device, the heat transfer is uniform, the material cabin is ensured to shrink uniformly, and the problems that the thickness difference of the pipe wall of the material cabin is large, through holes or cracks are easy to burn out, and the packaging is ineffective due to the air entering caused by nonuniform heating are effectively solved. Simultaneously, the even heating can guarantee that the material cabin shrink evenly to guarantee that the material cabin shrink size is unanimous, thereby the volume size that the volume is held in the chamber by the encapsulated material cabin is effectively controlled, avoids producing the problem of harmful effects to the material preparation.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a material cabin evacuation sealing packaging hardware of purification device which characterized in that: the material cabin vacuumizing sealing and packaging device of the purification device comprises a bracket (3), a heating device, a supporting seat (11), a vacuum tube (12), a sealing ring (16), a transition seat (17), a vacuum air pump (23) and a vacuum barrel (25), the top of the support (3) is provided with at least two through holes, a supporting seat (11) used for installing a material cabin (9) is installed in each through hole, a sealing ring (16) used for sealing the bottle mouth of the material cabin (9) is arranged on each supporting seat (11), a transition seat (17) is detachably and fixedly connected with each supporting seat (11) to realize the fixation of each sealing ring (16), a vacuum tube (12) is arranged in the middle of each supporting seat (11), each vacuum tube (12) is connected with a vacuum air pump (23) fixedly installed on the support (3), and each vacuum air pump (23) is connected with the vacuum air pump (23) fixedly installed on the support (3) through a vacuum flange (24); the bracket (3) is provided with a heating device for uniformly heating the material cabin (9).
2. The material cabin vacuumizing sealing and packaging device of the purifying device as claimed in claim 1, wherein: the heating device is a gas combustion device.
3. The material cabin vacuumizing sealing and packaging device of the purifying device as claimed in claim 2, wherein: the heating device comprises an oxygen stop valve (4), an oxygen pipeline (5), an oxygen proportional flow valve (6), an oxygen-hydrogen burner (7), a guide post (10), a hydrogen pipe (13), a hydrogen proportional flow valve (14), a hydrogen stop valve (15), a hydrogen tank (26) and an oxygen tank (27); guide post (10) install on support (3), install on support (3) oxyhydrogen combustor (7), oxyhydrogen combustor (7) are connected with oxygen jar (27), hydrogen jar (26) through oxygen pipeline (5), hydrogen pipe (13) respectively, be provided with oxygen stop valve (4) and oxygen proportion flow valve (6) on oxygen pipeline (5), be provided with hydrogen stop valve (15) and hydrogen proportion flow valve (14) on hydrogen pipe (13).
4. The material cabin vacuumizing sealing and packaging device of the purifying device as claimed in claim 3, wherein: oxyhydrogen combustor (7) including mount pad I (33), oxyhydrogen conveyer pipe (34), some firearm (35), mount pad I (33) slidable mounting on guide post (10), be provided with two inlet channel with oxygen pipeline (5), hydrogen pipe (13) intercommunication on mount pad I (33) to and realize oxyhydrogen mixing channel (31) that oxyhydrogen mixes, oxyhydrogen mixing channel (31) and oxyhydrogen conveyer pipe (34) intercommunication, oxyhydrogen conveyer pipe (34) are the loop configuration, along the even flame burning hole (32) of having seted up of circumferencial direction on the inner wall of oxyhydrogen conveyer pipe (34), be provided with some firearm (35) in oxyhydrogen conveyer pipe (34).
5. The material cabin vacuumizing sealing and packaging device of the purifying device as claimed in claim 1, wherein: the heating device is an electric heating device.
6. The material cabin vacuumizing sealing and packaging device of the purifying device as claimed in claim 5, wherein: the heating device comprises a guide column (10), an electric heating wire (52), a power supply cable (53), a current regulator (54), a mounting seat II (55) and a heating ring sleeve (56), wherein the guide column (10) is mounted on a support (3), the mounting seat II (55) is slidably mounted on the guide column (10), the heating ring sleeve (56) is fixedly mounted on the mounting seat II (55), the electric heating wire (52) is mounted in an annular inner cavity of the heating ring sleeve (56), the electric heating wire (52) is connected with a power supply through the power supply cable (53), and the power supply cable (53) is provided with the current regulator (54).
7. The material cabin vacuumizing sealing and packaging device of the purifying device as claimed in claims 2-6, wherein: the bottom of the support (3) is provided with an adjusting frame (2) used for adjusting the level of the support (3), and the lower end of the adjusting frame (2) is provided with a supporting seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911397270.XA CN111003254B (en) | 2019-12-30 | 2019-12-30 | Material cabin vacuumizing sealing and packaging device of purification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911397270.XA CN111003254B (en) | 2019-12-30 | 2019-12-30 | Material cabin vacuumizing sealing and packaging device of purification device |
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| Publication Number | Publication Date |
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| CN111003254A true CN111003254A (en) | 2020-04-14 |
| CN111003254B CN111003254B (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911397270.XA Active CN111003254B (en) | 2019-12-30 | 2019-12-30 | Material cabin vacuumizing sealing and packaging device of purification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112830102A (en) * | 2020-12-26 | 2021-05-25 | 云南农业大学 | Tellurium-zinc-cadmium crystal material vacuum storage device |
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| US3911071A (en) * | 1972-11-20 | 1975-10-07 | Pmd Entwicklungswerk | Method of production of a bottle-shaped container, filled, sealed and ready for shipment |
| US4785608A (en) * | 1982-06-30 | 1988-11-22 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Ampoule sealing apparatus and process |
| CN1257464A (en) * | 1997-03-27 | 2000-06-21 | 三星电子株式会社 | Apparatus and method for overcladding optical fiber preform rod and optical fiber drawing method |
| CN103693256A (en) * | 2013-12-17 | 2014-04-02 | 兰州空间技术物理研究所 | Device and method for unsealing sample sealing device |
| CN105904741A (en) * | 2016-04-15 | 2016-08-31 | 航天材料及工艺研究所 | End-frame-carrying high temperature resistant composite material cabin forming method |
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2019
- 2019-12-30 CN CN201911397270.XA patent/CN111003254B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3911071A (en) * | 1972-11-20 | 1975-10-07 | Pmd Entwicklungswerk | Method of production of a bottle-shaped container, filled, sealed and ready for shipment |
| US4785608A (en) * | 1982-06-30 | 1988-11-22 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Ampoule sealing apparatus and process |
| CN1257464A (en) * | 1997-03-27 | 2000-06-21 | 三星电子株式会社 | Apparatus and method for overcladding optical fiber preform rod and optical fiber drawing method |
| CN103693256A (en) * | 2013-12-17 | 2014-04-02 | 兰州空间技术物理研究所 | Device and method for unsealing sample sealing device |
| CN105904741A (en) * | 2016-04-15 | 2016-08-31 | 航天材料及工艺研究所 | End-frame-carrying high temperature resistant composite material cabin forming method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112830102A (en) * | 2020-12-26 | 2021-05-25 | 云南农业大学 | Tellurium-zinc-cadmium crystal material vacuum storage device |
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| CN111003254B (en) | 2020-08-07 |
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