CN210687755U - Dewar flask for high-temperature superconducting magnetic detection - Google Patents
Dewar flask for high-temperature superconducting magnetic detection Download PDFInfo
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- CN210687755U CN210687755U CN201921282053.1U CN201921282053U CN210687755U CN 210687755 U CN210687755 U CN 210687755U CN 201921282053 U CN201921282053 U CN 201921282053U CN 210687755 U CN210687755 U CN 210687755U
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Abstract
The utility model discloses a high temperature superconducting magnetic detection uses dewar bottle, including heat preservation, dewar layer and frame platform, the evacuation mouth has still been seted up to the top department of heat preservation, and the dewar level is located the inboard of heat preservation, and the top surface center department on dewar layer installs the bracket component, and high temperature superconducting detector is installed to the bottom of bracket component, and the detection bracket component includes sheath, shrouding, standpipe, inner tube, ring gear and carousel. This Dewar flask for high temperature superconducting magnetic detection, just can adjust high temperature superconducting detector's position through control bracket component, each subassembly in the detection bracket component all is on same axis, when needs carry out superconducting magnetic detection, only need rotate the carousel, the carousel can drive the high temperature superconducting detector of inner tube and inner tube bottom and go up the downstream, high temperature superconducting detector will expose completely, avoid high temperature superconducting detector to be in under the extreme temperature for a long time, reduce the unnecessary material loss, operation process is simple simultaneously.
Description
Technical Field
The utility model relates to a superconductive experimental device technical field specifically is a Dewar bottle for high temperature superconductive magnetic detection.
Background
Dewar (Dewar), also called thermos, is an ideal container and tool for storing liquid gas, low temperature research and crystal element protection. Modern dewar bottles are invented by scotland physicists and chemists james-dewa jazz. Dewar flask is an important apparatus in superconducting experiments. Superconducting refers to the property of some substances to reduce their resistance to zero under certain temperature conditions (typically at lower temperatures). In 1911, Netherlands physicist H. Ca6. Oneng discovered that mercury suddenly entered a new state when the temperature dropped to around 4.2K, with a resistance so low that it was practically undetectable, and called the new state of mercury as a superconducting state. Many other metals are later found to be superconducting. The special Dewar flask is needed when high-temperature superconducting magnetic detection is carried out, the existing Dewar flask for high-temperature superconducting magnetic detection has the condition that the high-temperature superconducting detector is in extreme temperature for a long time, so that the high-temperature superconducting detector is worn in advance, and meanwhile, the existing Dewar flask for high-temperature superconducting magnetic detection is inconvenient to use and influences the experimental efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high temperature superconducting magnetism is surveyed and is used dewar bottle possesses the material loss that reduces unnecessary, and the problem among the prior art can be solved to the simple advantage of operation process simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: a Dewar flask for high-temperature superconducting magnetic detection comprises a heat insulation layer, a Dewar layer and a frame platform, wherein the frame platform is arranged at the top end of the heat insulation layer, a vacuumizing hole is further formed in the top end of the heat insulation layer, the Dewar layer is positioned on the inner side of the heat insulation layer, a support component is arranged at the center of the top surface of the Dewar layer, a high-temperature superconducting detector is arranged at the bottom end of the support component, the detection support component is also in contact with the heat insulation layer and comprises a sheath, a sealing plate, a vertical pipe, an inner pipe, a toothed ring and a rotary disc, the heat insulation layer and the Dewar layer are sequentially connected to the outer wall of the sheath, the sealing plate is fixedly connected to the top end of the sheath, the vertical pipe is fixedly connected to the inner wall of the sheath and the sealing plate, the inner pipe is movably connected to the inner wall of the vertical pipe, the vertical pipe and, the inboard of ring gear is equipped with the sealing washer, and the sealing washer connects gradually ring gear, shrouding, standpipe, inner tube and carousel, and the carousel passes through ring gear swing joint shrouding.
Preferably, the inner wall of the heat-insulating layer and the outer wall of the dewar layer are both treated by an evaporation process.
Preferably, the closing plate is provided with a thread groove matched with the toothed ring.
Preferably, the high-temperature superconducting detector is installed at the bottom end of the inner pipe, and the high-temperature superconducting detector is also in contact with the inner wall of the vertical pipe.
Preferably, a lead connected with the high-temperature superconducting detector penetrates through the inner tube, and the top end of the inner tube is fixedly connected with the frame platform.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. this high temperature superconduction is dewar bottle for magnetic detection, heat preservation and dewar layer will have the vacuum region between the layer, and this vacuum region can be used for keeping warm, has fine thermal-insulated effect, and the inner wall of heat preservation and the outer wall on dewar layer all handle through the coating by vaporization technology, and the inner wall of heat preservation after handling through the coating by vaporization technology and the outer wall on dewar layer can form one deck metallic film, not only reduces the smooth finish that thermal radiation can also improve the surface.
2. This Dewar bottle for high temperature superconducting magnetic detection, the bracket component is installed in the top surface center department on Dewar layer, just can adjust high temperature superconducting detector's position through control bracket component, each subassembly in the detection bracket component is all on same axis, the sealing washer is used for sealing, guarantee that the nitrogen gas in the bottle can not reveal, when needs carry out superconducting magnetic detection time measurement, only need rotate the carousel, the carousel can slowly be downwards and be close to the shrouding, the carousel can drive the high temperature superconducting detector of inner tube and inner tube bottom and move down on can driving, high temperature superconducting detector will expose completely, avoid high temperature superconducting detector to be in under the extreme temperature for a long time, reduce the unnecessary material loss, the simultaneous operation process is simple.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the bracket assembly of the present invention;
FIG. 3 is a diagram illustrating the effect of the bracket assembly of the present invention;
fig. 4 is the structural diagram of the sealing plate of the present invention.
In the figure: 1. a heat-insulating layer; 11. a vacuum pumping port; 2. a dewar layer; 3. a frame platform; 4. a bracket assembly; 41. a sheath; 42. closing the plate; 43. a vertical tube; 44. an inner tube; 45. a toothed ring; 46. a turntable; 47. a seal ring; 5. provided is a high-temperature superconducting detector.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a dewar flask for high temperature superconducting magnetic detection comprises an insulating layer 1, a dewar layer 2 and a frame table 3, wherein the frame table 3 is installed on the top end of the insulating layer 1, a vacuum-pumping port 11 is further formed on the top end of the insulating layer 1, air in the insulating layer 1 is pumped from the vacuum-pumping port 11, so that a vacuum region can exist between the insulating layer 1 and the dewar layer 2, the vacuum region can be used for heat preservation and has a good heat insulation effect, the dewar layer 2 is located on the inner side of the insulating layer 1, the inner wall of the insulating layer 1 and the outer wall of the dewar layer 2 are both treated by an evaporation process, a metal film can be formed on the inner wall of the insulating layer 1 and the outer wall of the dewar layer 2 after the treatment by the evaporation process, not only the heat radiation is reduced, but also the surface smoothness can be improved, a bracket assembly 4 is installed on the center of the, the bottom end of the bracket component 4 is provided with the high-temperature superconducting detector 5, the detection bracket component 4 is also contacted with the heat-insulating layer 1, the detection bracket component 4 comprises a sheath 41, a sealing plate 42, a vertical pipe 43, an inner pipe 44, a toothed ring 45 and a rotary table 46, the sheath 41, the sealing plate 42, the vertical pipe 43, the inner pipe 44, the toothed ring 45 and the rotary table 46 are all arranged on the same axis, the outer wall of the sheath 41 is sequentially connected with the heat-insulating layer 1 and the Dewar layer 2 to ensure the sealing property, the top end of the sheath 41 is fixedly connected with the sealing plate 42, the inner walls of the sheath 41 and the sealing plate 42 are fixedly connected with the vertical pipe 43, the inner wall of the vertical pipe 43 is movably connected with the inner pipe 44, the vertical pipe 43 and the inner pipe 44 keep axial parallelism, the vertical pipe 43 and the inner pipe 44 both extend into the inner side of the Dewar layer 2, the, the high-temperature superconducting detector 5 can contact with the inner wall of the vertical pipe 43 when moving, a lead connected with the high-temperature superconducting detector 5 penetrates through the inner pipe 44, the top end of the inner pipe 44 is fixedly connected with the frame platform 3, the outer wall of the inner pipe 44 is fixedly connected with the turntable 46, the inner pipe 44 can be driven to move by rotating the turntable 46, the turntable 46 is positioned above the sealing plate 42, the bottom surface of the turntable 46 is fixedly connected with the toothed ring 45, the inner side of the toothed ring 45 is provided with a sealing ring 47, the sealing ring 47 is sequentially connected with the toothed ring 45, the sealing plate 42, the vertical pipe 43, the inner pipe 44 and the turntable 46, the sealing ring 47 is used for sealing to ensure that nitrogen in a bottle cannot leak, the turntable 46 is movably connected with the sealing plate, thus, when the turntable 46 is rotated, the turntable 46 also moves up and down, which drives the inner tube 44 and the hts 5 at the bottom end of the inner tube 44 to move up and down.
The Dewar flask for the high-temperature superconducting magnetic detection has the advantages that a vacuum area can exist between the heat preservation layer 1 and the Dewar layer 2, the vacuum area can be used for heat preservation, the heat preservation effect is good, the inner wall of the heat preservation layer 1 and the outer wall of the Dewar layer 2 are processed through the evaporation process, a metal film layer can be formed on the inner wall of the heat preservation layer 1 and the outer wall of the Dewar layer 2 after the heat preservation layer 1 and the outer wall of the Dewar layer 2 are processed through the evaporation process, the heat radiation is reduced, the surface smoothness can be improved, the bracket component 4 is installed in the center of the top surface of the Dewar layer 2, the position of the high-temperature superconducting detector 5 can be adjusted through controlling the bracket component 4, the detection bracket component 4 is also contacted with the heat preservation layer 1, all components in the detection bracket component 4 are on the same axis, the vertical pipe 43 and the inner pipe 44 both extend, the high-temperature superconducting detector 5 is contacted with the inner wall of the vertical pipe 43 when moving, the outer wall of the inner pipe 44 is fixedly connected with a rotary table 46, the inner pipe 44 can be driven to move by rotating the rotary table 46, a toothed ring 45 is fixedly connected with the bottom surface of the rotary table 46, a sealing ring 47 is arranged on the inner side of the toothed ring 45 and used for sealing, nitrogen in the bottle is ensured not to be leaked, the rotary table 46 is movably connected with a sealing plate 42 through the toothed ring 45, a thread groove matched with the toothed ring 45 is formed in the sealing plate 42, the rotary table 46 can move up and down when the rotary table 46 is rotated, the high-temperature superconducting detector 5 at the bottom end of the inner pipe 44 can be driven to move up and down, when the superconducting magnetic detection is not carried out in a normal state, the rotary table 46 is far away from the sealing plate 42, meanwhile, the high-temperature superconducting detector 5 is recycled to the inner side of the, the turntable 46 drives the inner tube 44 and the high-temperature superconducting probe 5 at the bottom end of the inner tube 44 to move up and down, so that the high-temperature superconducting probe 5 is completely exposed, the high-temperature superconducting probe 5 is prevented from being under extreme temperature for a long time, and unnecessary material loss is reduced.
In summary, the following steps: this Dewar flask for high temperature superconducting magnetic detection, heat preservation 1 and Dewar layer 2 form one deck metal film after handling through the coating by vaporization technology, not only reduce the smooth finish that the thermal radiation can also improve the surface, just can adjust the position of high temperature superconducting detector 5 through control bracket component 4, each subassembly in the detection bracket component 4 all is on same axis, when needing to carry out superconducting magnetic detection time measuring, only need to rotate carousel 46, carousel 46 can drive the downward movement on the high temperature superconducting detector 5 of inner tube 44 and inner tube 44 bottom, high temperature superconducting detector 5 will expose completely, avoid high temperature superconducting detector 5 to be in under the extreme temperature for a long time, reduce the unnecessary material loss, the operation process is simple simultaneously.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a high temperature superconducting magnetic detection uses dewar bottle, includes heat preservation (1), dewar layer (2) and framed stage (3), its characterized in that: the frame platform (3) is installed on the top of the heat preservation layer (1), the top end of the heat preservation layer (1) is provided with a vacuumizing port (11), the Dewar layer (2) is located on the inner side of the heat preservation layer (1), the top surface center of the Dewar layer (2) is provided with a support component (4), the bottom end of the support component (4) is provided with a high-temperature superconducting detector (5), the detection support component (4) is contacted with the heat preservation layer (1), the detection support component (4) comprises a sheath (41), a sealing plate (42), a vertical pipe (43), an inner pipe (44), a toothed ring (45) and a turntable (46), the outer wall of the sheath (41) is sequentially connected with the heat preservation layer (1) and the Dewar layer (2), the top end of the sheath (41) is fixedly connected with the sealing plate (42), the inner walls of the sheath (41) and the sealing plate (42) are fixedly connected with, standpipe (43) and inner tube (44) both keep axial parallelism, standpipe (43) all stretch into the inboard of dewar layer (2) with inner tube (44), outer wall fixed connection carousel (46) of inner tube (44), carousel (46) are located the top of shrouding (42), bottom surface department fixed connection ring gear (45) of carousel (46), the inboard of ring gear (45) is equipped with sealing washer (47), ring gear (45) are connected gradually in sealing washer (47), shrouding (42), standpipe (43), inner tube (44) and carousel (46), carousel (46) are through ring gear (45) swing joint shrouding (42).
2. The dewar for high temperature superconducting magnetic probe according to claim 1, wherein: the inner wall of the heat-insulating layer (1) and the outer wall of the Dewar layer (2) are both processed by an evaporation process.
3. The dewar for high temperature superconducting magnetic probe according to claim 1, wherein: the sealing plate (42) is provided with a thread groove matched with the toothed ring (45).
4. The dewar for high temperature superconducting magnetic probe according to claim 1, wherein: the high-temperature superconducting detector (5) is arranged at the bottom end of the inner pipe (44), and the high-temperature superconducting detector (5) is also contacted with the inner wall of the vertical pipe (43).
5. The dewar for high temperature superconducting magnetic probe according to claim 1, wherein: and a lead connected with the high-temperature superconducting detector (5) penetrates through the inner pipe (44), and the top end of the inner pipe (44) is fixedly connected with the frame platform (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921282053.1U CN210687755U (en) | 2019-08-08 | 2019-08-08 | Dewar flask for high-temperature superconducting magnetic detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921282053.1U CN210687755U (en) | 2019-08-08 | 2019-08-08 | Dewar flask for high-temperature superconducting magnetic detection |
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| CN210687755U true CN210687755U (en) | 2020-06-05 |
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| CN201921282053.1U Active CN210687755U (en) | 2019-08-08 | 2019-08-08 | Dewar flask for high-temperature superconducting magnetic detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339702A (en) * | 2021-07-01 | 2021-09-03 | 段娜 | Refrigerating system and liquid helium dewar bottle gas protection device |
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2019
- 2019-08-08 CN CN201921282053.1U patent/CN210687755U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113339702A (en) * | 2021-07-01 | 2021-09-03 | 段娜 | Refrigerating system and liquid helium dewar bottle gas protection device |
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