CN202126849U - First mirror sample irradiating support - Google Patents
First mirror sample irradiating support Download PDFInfo
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- CN202126849U CN202126849U CN2011201033593U CN201120103359U CN202126849U CN 202126849 U CN202126849 U CN 202126849U CN 2011201033593 U CN2011201033593 U CN 2011201033593U CN 201120103359 U CN201120103359 U CN 201120103359U CN 202126849 U CN202126849 U CN 202126849U
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- pressing plate
- temperature sensor
- mirror
- ceramic heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
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Abstract
The utility model belongs to research fields of interaction between materials and high-temperature plasmas and diagnosis of high-temperature plasmas, in particular to a first mirror sample irradiating support and an irradiating method in high-vacuum and high-intensity magnetic field environment, which aim at facilitating temperature control and replacement of different material samples and causing no damage to the vacuum condition of a device. The first mirror sample irradiating support comprises two sample supports which are placed in parallel mode. A ceramic heating sheet is arranged in one sample support, a temperature sensor A and a sample A are placed above the ceramic heating sheet, and a sample pressing plate A is pressed on the sample A. A sample B and a temperature sensor B are placed in the other sample support, and a sample pressing plate B is pressed on the sample B. Power wires and signal wires of the ceramic heating sheet, the temperature sensor A and the temperature sensor B are connected with an external power supply and a displayer. The irradiating support facilitates experiment comparison of different samples under the condition of discharging of the same plasma and avoids effects to the discharging of the plasma caused by a 220-voltage alternating current power supply.
Description
Technical field
The utility model belongs to material and high-temperature plasma interacts and high-temperature plasma diagnosis research field, is specifically related to the first mirror sample irradiation stand in a kind of high vacuum and the strong magnetic field circumstance.
Background technology
In the controlled nuclear fusion experimental study, many physics and experiment parameter need utilize optical diagnostic method such as interferometer to measure.In order to obtain detectable signal, must the plasma signal be guided to measuring system by some optical mirrors.These catoptrons are called first mirror.High-octane plasma will make catoptron deposited by sputtering etching and impurity, and first specular reflectivity descends big spoke, finally cause the measuring system paralysis.Therefore the first mirror optical degradation problem that solves becomes one of focus of the sector research at present.Theoretical research infers that the first mirror corrosion is relevant with base material, base reservoir temperature and the protection situation of deposition and mirror.But the checking how concrete relation need test.
Fusion facility such as tokamak device are owing to the complicacy and the high vacuum of structure, and the characteristics of highfield behind the material sample charging apparatus, must just can be opened the vacuum chamber taking-up through half a year or longer time usually.The process of experience is too complicated during this time, has brought difficulty to analysis and research.Because fusion facility vacuum chamber inwall is thinner, be the arcing in avoiding discharging in addition, do not allow the AC power that connects 220V, using common resistance wire to heat as specimen material just becomes problem.Mainly be the method that manual work is put at present, thereby need a kind of sample holder structure of satisfied complicated experiment condition badly the first mirror material sample vacuum chamber of packing into.
Summary of the invention
The purpose of the utility model is in the restriction that receives to laboratory sample irradiation in the fusion facility, provides a kind of and can control, be convenient for changing different materials sample and first mirror sample irradiation stand and the irradiance method of breaking plant vacuum condition not through temperature.
The technical scheme of the utility model is following:
The first mirror sample irradiation stand; The specimen holder that comprises two laid parallels; Inside at a specimen holder is equipped with ceramic heating flake, above ceramic heating flake, is equipped with temperature sensor A and sample A, and said sample A contacts with ceramic heating flake and heats through ceramic heating flake; Above sample A, be pressed with sample pressing plate A; Be equipped with sample B and temperature sensor B in the inside of another specimen holder, temperature sensor B is used for the temperature of measuring samples B, above sample B, is pressed with sample pressing plate B; The power lead of said ceramic heating flake, temperature sensor A, temperature sensor B links to each other with display with external power source with signal wire.
The aforesaid first mirror sample irradiation stand, wherein: the shared base of said two specimen holders, be equipped with insulating barrier A and insulating barrier B respectively in the junction of base and two specimen holders, base is built-in with the energy and sensor binding post.
The aforesaid first mirror sample irradiation stand, wherein: said sample pressing plate A, sample pressing plate B press nail to be fixed on the specimen holder through screw thread or screw; And said sample pressing plate A, sample pressing plate B are the plectane that the center has through hole.
The aforesaid first mirror sample irradiation stand, wherein: the central through hole of said sample pressing plate A, sample pressing plate B is column type or circular platform type.
The beneficial effect of the utility model is:
1. the multi-functional first mirror sample stage is arranged as two specimen holder laid parallel general layouts; And utilize heating of ceramic heating flake and temperature sensor and control sample temperature; The experiment of being convenient to different sample condition under the same plasma discharge situation (like different specimen materials, different sample substrate temperature) is compared;
2. be the sample heating through the ceramic heating flake that is connected to direct supply, avoided the influence of 220V AC power article on plasma body discharge.
3. the sample pressing plate has difform through hole, can the accommodate sample material experimental study of different pollution mechanisms.
4. the sample pressing plate that is threaded has made things convenient for the replacing and the contrast experiment of different sample platen shape.
5. insulate with base through two specimen holders of insulating barrier the first mirror sample stand; Guaranteed when using drive link to operate the first mirror sample stand through linking to each other with base; The influence of sample stand current potential to fusion facility vacuum chamber inwall avoided in two specimen holders and drive link insulation.
Description of drawings
Fig. 1 is the structural representation of a kind of first mirror sample stage irradiation system of providing of the utility model;
Fig. 2 is the structural representation of a kind of first mirror sample stand of providing of the utility model;
Fig. 3 is that central through hole is the sample pressing plate synoptic diagram of column type;
Fig. 4 is that central through hole is the sample pressing plate synoptic diagram of band dentation column type;
Fig. 5 is that central through hole is the sample pressing plate synoptic diagram of circular platform type;
Fig. 6 is that central through hole is the sample pressing plate synoptic diagram of band dentate gyrus bench-type;
Among the figure: 1. sample stand, 2. slide valve, 3. drive link, 4. sample pressing plate A; 5. sample pressing plate B, 6. sample A, 7. temperature sensor A, 8. ceramic heating flake; 9. insulating barrier A, 10. sample B, 11. temperature sensor B, 12. insulating barrier B; 13. the energy and sensor binding post, 14. circuit and temperature control survey and vacuum suction device, 15. extraneous vacuum chambers, 16. fusion facility vacuum chambers.
Embodiment
Below in conjunction with accompanying drawing and embodiment a kind of first mirror sample irradiation stand that the utility model provides is carried out detailed description.
As shown in Figure 1; The first mirror sample irradiation system comprises fusion facility (HL-2A tokamak for example; Its inner vacuum chamber is the irradiation vacuum chamber); (what figure provided is duct-like vacuum chamber, can be other shape can to put into the first mirror sample stand 1, extraneous vacuum chamber 15 of fusion facility vacuum chamber 16; Owing to opening extraneous vacuum chamber replacing sample and bleeding with mechanical pump; Thereby the vacuum tightness of extraneous vacuum chamber is poorer than the fusion facility vacuum chamber); Also comprise the slide valve 2 of isolating fusion facility vacuum chamber and extraneous vacuum chamber; Be positioned at extraneous vacuum chamber 15 and be used for the first mirror sample stand 1 is sent into and taken out the drive link 3 of fusion facility vacuum chamber, and the circuit and temperature control survey and the vacuum suction device 14 that link to each other with the first mirror sample stand 1.
As shown in Figure 2; The first mirror sample stand 1 comprises the specimen holder of two laid parallels; Two specimen holders can a shared base, and base is built-in with the energy and sensor binding post 13, is equipped with insulating barrier A9 and insulating barrier B12 respectively in the junction of base and two specimen holders; The material of insulating barrier A9 and insulating barrier B12 can be teflon also can select other partiting thermal insulation material for use.
Be equipped with ceramic heating flake 8 in the inside of a specimen holder, (sample A6 is generally metal material, like molybdenum above ceramic heating flake 8, to be equipped with temperature sensor A7 and sample A6; Copper; Stainless steels etc.), sample A6 contacts with ceramic heating flake 8 and heats through ceramic heating flake 8, and this ceramic heating flake 8 can obtain different temperature through the DC voltage size that control adds above that; Avoided the influence of 220V AC power article on plasma body discharge, temperature controlling range is at 20-250 ℃.Temperature sensor A7 is used for the temperature of measuring samples A6.Above sample A6, be pressed with sample pressing plate A4, the shape of sample pressing plate A4 per sample A6 contaminated mechanism and confirm.
Shown in Fig. 3～6, the sample pressing plate is the plectane that the center has through hole, and through hole is a column type among Fig. 3, and through hole is the column type that has dentation among Fig. 4, and through hole is a circular platform type among Fig. 5, and through hole is the circular platform type that has dentation among Fig. 6.Also can design the sample pressing plate of other structures, and be not limited to said structure according to the concrete needs of experiment.
Be equipped with sample B10 and temperature sensor B11 in the inside of another specimen holder, temperature sensor B11 is used for the temperature of measuring samples B10, above sample B10, is pressed with sample pressing plate B5, and the shape of sample pressing plate B5 is selected the selection principle with sample pressing plate A4.
Sample pressing plate A4 and sample pressing plate B5 press nail to be fixed on the specimen holder through screw thread or screw, and the sample pressing plate that is threaded has made things convenient for the replacing and the contrast experiment of different platen shape.
Heating power supply is connected with sensor binding post 13 through the energy with the signal of temperature sensor A7, temperature sensor B11.
When carrying out irradiation experiment; Sample A4 and sample B10 are the identical or different sample of each parameter; And select corresponding sample pressing plate A4 and sample pressing plate B5, and make two sample surfaces be positioned at sustained height, this helps studying the irradiation situation of same plasma discharge conditions.
The first mirror sample irradiance method comprises the steps:
Before the irradiation experiment, at first sample A4 and sample B10 are placed on respectively on two specimen holders of the first mirror sample stand 1, and sample are fixed through sample pressing plate A4 and sample pressing plate B5; Again the first mirror sample stand 1 is put into extraneous vacuum chamber; And link to each other with drive link 2 base of the drive link 2 clampings first mirror sample stand 1 (for example through); Vacuumize and make extraneous vacuum chamber reach the end vacuum of mechanical pump; Open the slide valve 3 that is used to seal the fusion facility vacuum chamber,, close slide valve 3 through the vacuum chamber of drive link 2 with the first mirror sample stand, 1 immigration fusion facility.Experiment is at first opened slide valve 3 after finishing, and through drive link 2 the first mirror sample stand 1 is shifted out the fusion facility vacuum chamber, closes slide valve 3, opens extraneous vacuum chamber 15, can sample be taken out, and varies article or changes the sample pressure plate structure.During irradiation, should make two sample surfaces be positioned at sustained height as far as possible.
Claims (4)
1. the first mirror sample irradiation stand; It is characterized in that: the specimen holder that comprises two laid parallels; Be equipped with ceramic heating flake (8) in the inside of a specimen holder; Be equipped with temperature sensor A (7) and sample A (6) in ceramic heating flake (8) top, said sample A (6) contacts with ceramic heating flake (8) and heats through ceramic heating flake (8); Be pressed with sample pressing plate A (4) in sample A (6) top; Be equipped with sample B (10) and temperature sensor B (11) in the inside of another specimen holder, temperature sensor B (11) is used for the temperature of measuring samples B (10), is pressed with sample pressing plate B (5) in sample B (10) top; The power lead of said ceramic heating flake (8), temperature sensor A (7), temperature sensor B (11) links to each other with display with external power source with signal wire.
2. the first mirror sample irradiation stand as claimed in claim 1; It is characterized in that: the shared base of said two specimen holders; Be equipped with insulating barrier A (9) and insulating barrier B (12) respectively in the junction of base and two specimen holders, base is built-in with the energy and sensor binding post (13).
3. the first mirror sample irradiation stand as claimed in claim 1 is characterized in that: said sample pressing plate A (4), sample pressing plate B (5) press nail to be fixed on the specimen holder through screw thread or screw; And said sample pressing plate A (4), sample pressing plate B (5) have the plectane of through hole for the center.
4. the first mirror sample irradiation stand as claimed in claim 3 is characterized in that: the central through hole of said sample pressing plate A (4), sample pressing plate B (5) is column type or circular platform type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201033593U CN202126849U (en) | 2011-04-11 | 2011-04-11 | First mirror sample irradiating support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201033593U CN202126849U (en) | 2011-04-11 | 2011-04-11 | First mirror sample irradiating support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202126849U true CN202126849U (en) | 2012-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201033593U Expired - Lifetime CN202126849U (en) | 2011-04-11 | 2011-04-11 | First mirror sample irradiating support |
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| CN (1) | CN202126849U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222528A (en) * | 2011-04-11 | 2011-10-19 | 核工业西南物理研究院 | First mirror sample irradiation support and irradiation method |
| CN113155281A (en) * | 2021-04-25 | 2021-07-23 | 核工业西南物理研究院 | Metal resistance detector and nuclear fusion plasma physical research device |
| CN118391333A (en) * | 2024-06-20 | 2024-07-26 | 江西省科技基础条件平台中心(江西省计算中心) | Adhesive fixing structure, high-precision sensor and adhesive mounting method thereof |
-
2011
- 2011-04-11 CN CN2011201033593U patent/CN202126849U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222528A (en) * | 2011-04-11 | 2011-10-19 | 核工业西南物理研究院 | First mirror sample irradiation support and irradiation method |
| CN102222528B (en) * | 2011-04-11 | 2013-02-13 | 核工业西南物理研究院 | First mirror sample irradiation support and irradiation method |
| CN113155281A (en) * | 2021-04-25 | 2021-07-23 | 核工业西南物理研究院 | Metal resistance detector and nuclear fusion plasma physical research device |
| CN118391333A (en) * | 2024-06-20 | 2024-07-26 | 江西省科技基础条件平台中心(江西省计算中心) | Adhesive fixing structure, high-precision sensor and adhesive mounting method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120125 |
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| CX01 | Expiry of patent term |