CN105405473A - Heat radiation shielding case of refrigeration target - Google Patents
Heat radiation shielding case of refrigeration target Download PDFInfo
- Publication number
- CN105405473A CN105405473A CN201511009155.2A CN201511009155A CN105405473A CN 105405473 A CN105405473 A CN 105405473A CN 201511009155 A CN201511009155 A CN 201511009155A CN 105405473 A CN105405473 A CN 105405473A
- Authority
- CN
- China
- Prior art keywords
- cover body
- half cover
- shielding case
- outside half
- target
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21B—FUSION REACTORS
- G21B1/00—Thermonuclear fusion reactors
- G21B1/11—Details
- G21B1/13—First wall; Blanket; Divertor
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F3/00—Shielding characterised by its physical form, e.g. granules, or shape of the material
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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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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Plasma & Fusion (AREA)
- Radiation Pyrometers (AREA)
Abstract
The invention relates to a shielding case, in particular to a heat radiation shielding case of a refrigeration target. Problems of failures to effectively protect a refrigeration target and maintain constant temperature and representation in the current refrigeration target shooting are solved. The shielding case comprises an inner shielding case, an outer shielding case, a low temperature screen, a heat insulation arm, a sealing rubber strip, two target aiming and representation windows. The inner shielding case is arranged in the outer shielding case. The inner shielding case and the outer shielding case form a shielding case body. The low temperature screen is arranged in the shielding case body. When the shielding case body is closed, the low temperature screen is connected with a cold guiding part of the inner shielding case. The contact face of the cold guiding part is of an annular vertical groove structure. The invention belongs to the field of inertial confinement fusion.
Description
Technical field
The present invention relates to a kind of radome, be specifically related to a kind of cryogenic target heat radiation screening cover, belong to inertial confinement fusion field.
Background technology
Inertial confinement fusion is the effective way realizing controllable thermonuclear fusion, it is the effective way of the energy problem solving facing mankind, also be the science and technology development strategy commanding elevation that current developed country falls over each other to capture, be of great immediate significance, realize the related basic research of its target and technology and can create extreme physical condition needed for some scientific experiment, in defense-related science, technology and industry, also have important application.Compared to conventional target, the neutron number that cryogenic target fusion produces is significantly increased, and is the target type being hopeful to take the lead in realizing fusion most.Cryogenic target needs to maintain below 18K ultralow temperature to ensure that target is in freezing state.In order to stable maintenance low temperature, before target practice, needing to adopt radome to carry out protection to target, also holding temperature is constant, simultaneously in order to carry out the test of being correlated with, needing to leave in radome front end and takes aim at target and characterize window.
Summary of the invention
The present invention for cannot available protecting cryogenic target before solving cryogenic target and practicing shooting, maintains the problem of its temperature constant and sign, and then proposes a kind of cryogenic target heat radiation screening cover.
The present invention is the technical scheme taked that solves the problem: the present invention includes inner shield, external shield, low temperature shields, adiabatic arm, sealing joint strip and two take aim at target and characterize window, inner shield is arranged in external shield, inner shield and external shield form and shield cover body, low temperature screen is arranged in described shielding cover body, when described shielding cover body merges, low temperature screen is connected with the conduction cooling portion of inner shield, the surface of contact in conduction cooling portion adopts the loop configuration form of cannelure, described shielding cover body is arranged on adiabatic arm, half cover body and lower interior half cover body in inner shield comprises, in upper, half cover body and lower interior half cover body form inner shield after closing, its bound fraction adopts seaming structure, external shield comprises upper outside half cover body and lower outside half cover body, external shield is formed after upper outside half cover body and lower outside half cover body close, the lateral wall of upper outside half cover body one end is provided with one and takes aim at target and characterize window, the lateral wall of lower outside half cover body one end is provided with one and takes aim at target and characterize window, the junction of upper outside half cover body and lower outside half cover body is provided with sealing joint strip, sealing joint strip is the C type sealing joint strip with dovetails, dovetails is inlaid in the dovetail groove at lower outside half cover body opening part edge.
Further, in upper, the madial wall of half cover body is provided with a temperature sensor, and in lower, the madial wall of half cover body is provided with a temperature sensor.
Further, the lateral wall of the upper outside half cover body other end is provided with a heat block, and the lateral wall of the lower outside half cover body other end is provided with a heat block.
The invention has the beneficial effects as follows: the conduction cooling face with longitudinal groove of annular significantly improves conduction cooling effect; The edge mode of close adhesive tape dovetail groove is solid and reliable, can avoid affecting clean environment with cementing agent in vacuum simultaneously, and C type sealing surface makes external shield just can produce good sealing effectiveness under less acting force is little; Independent present window significantly improves the use dirigibility of device and reduces use cost.As one of gordian technique in cryogenic target engineering, the present invention well meets and to control the protection of cryogenic target and temperature and to take aim at the need of work of target and sign, for the smooth enforcement of cryogenic target engineering is laid a good foundation, has higher engineer applied and is worth.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention, and Fig. 2 is the structural representation of shielding cover body.
Embodiment
Embodiment one: composition graphs 1 and Fig. 2 illustrate present embodiment, described in present embodiment, a kind of cryogenic target heat radiation screening cover comprises inner shield 1, external shield 2, low temperature screen 3, adiabatic arm 4, sealing joint strip 8 and two take aim at target and characterize window 5, inner shield 1 is arranged in external shield 2, inner shield 1 and external shield 2 form and shield cover body, low temperature screen 3 is arranged in described shielding cover body, when described shielding cover body merges, low temperature screen 3 is connected with the conduction cooling portion 1-1 of inner shield 1, the surface of contact of conduction cooling portion 1-1 adopts the loop configuration form of cannelure, described shielding cover body is arranged on adiabatic arm 4, half cover body 1-2 and lower interior half cover body 1-3 in inner shield 1 comprises, in upper, half cover body 1-2 and lower interior half cover body 1-3 forms inner shield 1 after closing, its bound fraction adopts seaming structure, external shield 2 comprises upper outside half cover body 2-1 and lower outside half cover body 2-2, external shield 2 is formed after upper outside half cover body 2-1 and lower outside half cover body 2-2 is closed, the lateral wall of upper outside half cover body 2-1 one end is provided with one and takes aim at target and characterize window 5, the lateral wall of lower outside half cover body 2-2 one end is provided with one and takes aim at target and characterize window 5, the junction of upper outside half cover body 2-1 and lower outside half cover body 2-2 is provided with sealing joint strip 8, sealing joint strip 8 is the C type sealing joint strips with dovetails 8-1, dovetails 8-1 is inlaid in the dovetail groove 2-2-1 at lower outside half cover body 2-2 opening part edge.
Certain distance is left between the lateral wall of inner shield 1 and the madial wall of external shield 2 in present embodiment.
Inner shield 1 shields 3 by conduction cooling portion 1-1 with low temperature and is connected, cold shields 3 by low temperature and conducts to inner shield 1, the surface of contact of conduction cooling portion 1-1 adopts the loop configuration form of cannelure, so that coordinate with the grinding that low temperature shields between 3, increase conduction cooling area, the cannelure of conduction cooling portion 1-1 can provide wire extraction channel for temperature sensor 6 simultaneously.
The outside surface of inner shield 1 and external shield 2 all does mirror polish process, and carries out gold-plated or other highly reflective material coating on its surface.
Adiabatic arm 4 has adiabatic seam, widens heat conduction distance, minimizing inner shield 1 is transmitted to the cold on external shield 2.
Before target practice, merged by upper interior half cover body 1-2 and lower interior half cover body 1-3, upper outside half cover body 2-1 and lower outside half cover body 2-2 merges.In upper half cover body 1-2 with lower in the bound fraction of half cover body 1-3 adopt seaming structure, the heat of external environment condition is tried one's best on few cryogenic target be radiated in inner shield 1 and chamber thereof.
Take aim at target and characterize window 5 and adopt dismountable modular organization, can when do not replace or revise inner shield 1, external shield 2 the version of window film and window made change or change, significantly reduce use cost.The dovetail groove form of inlaying is adopted to be connected firmly, in conjunction with tight, the C type sealing surface of sealing joint strip 8 makes sealing joint strip 8 good with the Contact of the surface of contact of upper interior half cover body 1-3, avoids surface to occur gap, effectively reduces the impact of gas flowing on cryogenic target temperature stabilization when vacuumizing.
Embodiment two: composition graphs 1 and Fig. 2 illustrate present embodiment, described in present embodiment, a kind of cryogenic target heat radiation screening cover also comprises two temperature sensors 6, in upper, the madial wall of half cover body 1-2 is provided with a temperature sensor 6, and in lower, the madial wall of half cover body 1-3 is provided with a temperature sensor 6.Other composition and annexation identical with embodiment one.
Embodiment three: composition graphs 1 and Fig. 2 illustrate present embodiment, described in present embodiment, a kind of cryogenic target heat radiation screening cover also comprises two heat blocks 7, the lateral wall of the upper outside half cover body 2-1 other end is provided with a heat block 7, and the lateral wall of the lower outside half cover body 2-2 other end is provided with a heat block 7.Other composition and annexation identical with embodiment one.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to technical spirit of the present invention, within the spirit and principles in the present invention, to any simple amendment that above embodiment is done, equivalent replacement and improvement etc., within the protection domain all still belonging to technical solution of the present invention.
Claims (3)
1. a cryogenic target heat radiation screening cover, it is characterized in that: described a kind of cryogenic target heat radiation screening cover comprises inner shield (1), external shield (2), low temperature screen (3), adiabatic arm (4), sealing joint strip (8) and two take aim at target and characterize window (5), inner shield (1) is arranged in external shield (2), inner shield (1) and external shield (2) form and shield cover body, low temperature screen (3) is arranged in described shielding cover body, when described shielding cover body merges, low temperature screen (3) is connected with the conduction cooling portion (1-1) of inner shield (1), the surface of contact in conduction cooling portion (1-1) adopts the loop configuration form of cannelure, described shielding cover body is arranged on adiabatic arm (4), half cover body (1-2) and lower interior half cover body (1-3) in inner shield (1) comprises, in upper, half cover body (1-2) and lower interior half cover body (1-3) form inner shield (1) after closing, its bound fraction adopts seaming structure, external shield (2) comprises upper outside half cover body (2-1) and lower outside half cover body (2-2), external shield (2) is formed after upper outside half cover body (2-1) is closed with lower outside half cover body (2-2), the lateral wall of upper outside half cover body (2-1) one end is provided with one and takes aim at target and characterize window (5), the lateral wall of lower outside half cover body (2-2) one end is provided with one and takes aim at target and characterize window (5), upper outside half cover body (2-1) is provided with sealing joint strip (8) with the junction of lower outside half cover body (2-2), sealing joint strip (8) is the C type sealing joint strip with dovetails (8-1), dovetails (8-1) is inlaid in the dovetail groove (2-2-1) at lower outside half cover body (2-2) opening part edge.
2. a kind of cryogenic target heat radiation screening cover according to claim 1, it is characterized in that: described a kind of cryogenic target heat radiation screening cover also comprises two temperature sensors (6), in upper, the madial wall of half cover body (1-2) is provided with a temperature sensor (6), and in lower, the madial wall of half cover body (1-3) is provided with a temperature sensor (6).
3. a kind of cryogenic target heat radiation screening cover according to claim 1, it is characterized in that: described a kind of cryogenic target heat radiation screening cover also comprises two heat blocks (7), the lateral wall of upper outside half cover body (2-1) other end is provided with a heat block (7), and the lateral wall of lower outside half cover body (2-2) other end is provided with a heat block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009155.2A CN105405473B (en) | 2015-12-28 | 2015-12-28 | A kind of cryogenic target heat radiation screening cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009155.2A CN105405473B (en) | 2015-12-28 | 2015-12-28 | A kind of cryogenic target heat radiation screening cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105405473A true CN105405473A (en) | 2016-03-16 |
| CN105405473B CN105405473B (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511009155.2A Active CN105405473B (en) | 2015-12-28 | 2015-12-28 | A kind of cryogenic target heat radiation screening cover |
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| CN (1) | CN105405473B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111816331A (en) * | 2020-06-16 | 2020-10-23 | 哈尔滨工业大学 | Controllable freezing target of holding power sign supporting mechanism |
| CN111863285A (en) * | 2020-06-24 | 2020-10-30 | 中国工程物理研究院激光聚变研究中心 | Cryogenic target low-temperature adsorption inhibition device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532101A (en) * | 1982-10-21 | 1985-07-30 | The United States Of America As Represented By The United States Department Of Energy | Articulated limiter blade for a tokamak fusion reactor |
| CA2370090A1 (en) * | 1999-06-24 | 2001-01-04 | European Community | Divertor filtering element for a tokamak nuclear fusion reactor; divertor employing the filtering element; and tokamak nuclear fusion reactor employing the divertor |
| CN102768862A (en) * | 2012-06-29 | 2012-11-07 | 中国科学院自动化研究所 | Symmetrical arm quick automatic opening and closing system of ultralow temperature shielding case |
| DE202014103381U1 (en) * | 2014-07-23 | 2014-08-26 | Mirsultan I. Hashimov | Asynchronous deuterium tritium magnetic and inertial confinement nuclear fusion reactor with a rotating magnetic field (DT-AMTKFR with rotating field) |
| CN204297133U (en) * | 2014-10-21 | 2015-04-29 | 北京航天长征飞行器研究所 | Can the shelly attemperator of Automatic-expanding under a kind of vacuum low-temperature environment |
| CN204439679U (en) * | 2015-02-12 | 2015-07-01 | 中国电子科技集团公司第十六研究所 | A kind of broadband feed integrally cooling low-temperature receiver test panel shielding apparatus |
-
2015
- 2015-12-28 CN CN201511009155.2A patent/CN105405473B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4532101A (en) * | 1982-10-21 | 1985-07-30 | The United States Of America As Represented By The United States Department Of Energy | Articulated limiter blade for a tokamak fusion reactor |
| CA2370090A1 (en) * | 1999-06-24 | 2001-01-04 | European Community | Divertor filtering element for a tokamak nuclear fusion reactor; divertor employing the filtering element; and tokamak nuclear fusion reactor employing the divertor |
| CN102768862A (en) * | 2012-06-29 | 2012-11-07 | 中国科学院自动化研究所 | Symmetrical arm quick automatic opening and closing system of ultralow temperature shielding case |
| DE202014103381U1 (en) * | 2014-07-23 | 2014-08-26 | Mirsultan I. Hashimov | Asynchronous deuterium tritium magnetic and inertial confinement nuclear fusion reactor with a rotating magnetic field (DT-AMTKFR with rotating field) |
| CN204297133U (en) * | 2014-10-21 | 2015-04-29 | 北京航天长征飞行器研究所 | Can the shelly attemperator of Automatic-expanding under a kind of vacuum low-temperature environment |
| CN204439679U (en) * | 2015-02-12 | 2015-07-01 | 中国电子科技集团公司第十六研究所 | A kind of broadband feed integrally cooling low-temperature receiver test panel shielding apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111816331A (en) * | 2020-06-16 | 2020-10-23 | 哈尔滨工业大学 | Controllable freezing target of holding power sign supporting mechanism |
| CN111816331B (en) * | 2020-06-16 | 2022-06-28 | 哈尔滨工业大学 | Controllable freezing target of holding power sign supporting mechanism |
| CN111863285A (en) * | 2020-06-24 | 2020-10-30 | 中国工程物理研究院激光聚变研究中心 | Cryogenic target low-temperature adsorption inhibition device |
| CN111863285B (en) * | 2020-06-24 | 2022-03-25 | 中国工程物理研究院激光聚变研究中心 | Cryogenic target low-temperature adsorption inhibition device |
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| Publication number | Publication date |
|---|---|
| CN105405473B (en) | 2018-01-30 |
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