CN108831665B - Integrated device for overhauling neck pipe and installing container of refrigerating machine - Google Patents
Integrated device for overhauling neck pipe and installing container of refrigerating machine Download PDFInfo
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- CN108831665B CN108831665B CN201810715792.9A CN201810715792A CN108831665B CN 108831665 B CN108831665 B CN 108831665B CN 201810715792 A CN201810715792 A CN 201810715792A CN 108831665 B CN108831665 B CN 108831665B
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- 238000009434 installation Methods 0.000 claims abstract description 79
- 238000012423 maintenance Methods 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 19
- 238000012546 transfer Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F6/00—Superconducting magnets; Superconducting coils
- H01F6/04—Cooling
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The application provides a maintenance neck pipe and refrigerator installation container integrated device, including maintenance neck pipe bellows, high heat conduction flange, refrigerator installation container one-level thin-walled pipe, refrigerator installation container second grade thin-walled pipe. The high heat conduction flange is integrally processed by high heat conduction materials, one end of the high heat conduction flange is welded with the maintenance neck pipe corrugated pipe, the other end of the high heat conduction flange is respectively welded with the lower end of the primary thin-walled pipe of the refrigerator installation container and the upper end of the diode thin-walled pipe of the refrigerator installation container, and the maintenance neck pipe corrugated pipe comprises a straight pipe section and a corrugated section. The lower end of the secondary thin-walled tube of the refrigerator installation container is provided with a low-temperature connecting seat, the lower end of the corrugated tube of the maintenance neck tube is connected with a low-temperature container connecting tube, and the low-temperature connecting seat is connected with the low-temperature container connecting tube through a low-temperature liquid return tube and a low-temperature gas circulation tube. The upper end of the maintenance neck pipe corrugated pipe and the upper end of the primary thin-walled pipe of the refrigerator installation container are both connected with the vacuum sealing cover plate. The device has the advantages of simple structure, simple and convenient assembly, good heat transfer effect and high overall reliability.
Description
Technical Field
The invention relates to the technical field of superconducting magnet low-temperature systems, in particular to an integrated device for overhauling a neck pipe and a refrigerator installation container.
Background
With the rapid development of superconducting magnets, the application of superconducting magnets has gradually penetrated into various fields, and in recent years, with the progress of cryogenic refrigeration technology, the cryogenic technology for maintaining superconducting magnets by using a refrigerator has been rapidly developed.
The low-temperature system of the superconducting magnet generally comprises a maintenance neck pipe, a mounting container of a refrigerator and other parts, the maintenance neck pipe and the mounting container of the refrigerator are usually separated in the production and manufacturing process and are separately welded with a low-temperature container connecting pipe of the superconducting magnet, and the low-temperature system is mechanically connected through a red copper or oxygen-free copper woven belt with high thermal conductivity in the forming process of the low-temperature system so as to achieve the purpose of refrigerating the maintenance neck pipe by the refrigerator. For example, CN1589486A discloses a cryogenic assembly, in which the cooling of the service neck is mechanically connected by a high thermal conductivity material, i.e. one end of the high thermal conductivity material is mechanically connected to the ring on the service neck, and the other end is mechanically connected to the heat transfer block of the refrigerator installation vessel.
However, in the way of mechanically connecting the refrigerator by adding the additional high-heat-conductivity material, it is difficult to ensure the full utilization of the mechanical connection area in the assembling process; and during use, may loosen as the heat transfer material shrinks with temperature; or may be loosened due to vibration of the refrigerator in operation and transportation; these problems affect the stability of the cryogenic system, thereby reducing the effect of low temperature heat transfer.
Disclosure of Invention
The application provides an overhaul neck pipe and refrigerator installation container integrated device to when solving current overhaul neck pipe and passing through heat conduction material mechanical connection, easily because the heat conduction material contracts along with the temperature change, or because the vibration of refrigerator work and transportation is not hard up, reduces the problem of low temperature heat transfer effect.
An integrated device for a maintenance neck pipe and a refrigerator installation container comprises a maintenance neck pipe corrugated pipe, a high heat conduction flange and a refrigerator installation container primary thin-walled pipe, wherein the refrigerator installation container secondary thin-walled pipe is arranged on the refrigerator;
the high-heat-conduction flange is integrally processed from high-heat-conduction materials, one end of the high-heat-conduction flange is welded with the maintenance neck pipe corrugated pipe, and the other end of the high-heat-conduction flange is respectively welded with the lower end of the primary thin-walled pipe of the refrigerator installation container and the upper end of the diode thin-walled pipe of the refrigerator installation container;
the maintenance neck pipe corrugated pipe comprises a straight pipe section and a corrugated section, wherein the straight pipe section is positioned above the corrugated section;
the lower end of the secondary thin-walled tube of the refrigerator installation container is provided with a low-temperature connecting seat, the lower end of the maintenance neck tube corrugated tube is connected with a low-temperature container connecting tube, and the low-temperature connecting seat is connected with the low-temperature container connecting tube through a low-temperature liquid return tube and a low-temperature gas circulation tube respectively;
the upper end of the maintenance neck pipe corrugated pipe and the upper end of the primary thin-walled pipe of the refrigerator installation container are both connected with the vacuum sealing cover plate.
Optionally, one end of the low-temperature liquid return pipe connected with the low-temperature connecting seat is higher than one end of the low-temperature liquid return pipe connected with the low-temperature container connecting pipe;
and one end of the low-temperature gas circulation pipe connected with the low-temperature connecting seat is higher than one end of the low-temperature container connecting pipe.
Optionally, the second-stage thin-walled tube of the refrigerator installation container comprises a corrugated tube or a straight tube.
Optionally, the cryogenic liquid return pipe and the cryogenic gas circulation pipe both include a corrugated pipe or a straight pipe.
Optionally, the high thermal conductivity flange includes a thermal conductivity flange integrally processed from red copper or an oxygen-free copper material.
Optionally, the maintenance neck pipe corrugated pipe, the primary thin-walled pipe of the refrigerator installation container, the secondary thin-walled pipe of the refrigerator installation container, the low-temperature liquid return pipe and the low-temperature gas circulation pipe are all made of stainless steel thin-wall materials.
Optionally, the upper end of the maintenance neck pipe corrugated pipe and the upper end of the refrigerator installation container first-level thin-walled pipe are both welded with the vacuum sealing cover plate.
The technical scheme provided by the application comprises the following beneficial technical effects:
the application provides a overhaul neck pipe and refrigerator installation container integrated device, through the high heat conduction flange that whole processing formed, will overhaul neck pipe bellows, refrigerator installation container one-level thin wall pipe one-level refrigerator installation container second grade thin wall pipe welding becomes a whole, has avoided each device part temperature shrink and the connection position appears not hard up or because transportation or vibration cause not hard up, has improved low temperature system's stability, has higher overall reliability. The high heat conduction flange is connected with the first-level thin-walled tube of the refrigerator installation container, so that the high heat conduction flange is in a low-temperature region which is the same as the first level of the refrigerator, the temperature of the part and the region which are connected with the high heat conduction flange is kept in the low-temperature region which is the same as the first level as a large cold storage body, the heat transmitted from parts in a 50K temperature region of the magnet can be effectively consumed, and the low-temperature heat transmission effect is improved.
The corrugated pipe of the maintenance neck pipe in the device comprises a straight pipe section with a certain length and a corrugated section with a certain wave number, the straight pipe section can reduce heat leakage of the assembly from a low-temperature section to a high-temperature end, and the corrugated section can buffer displacement and pressure generated by vibration or transportation of a refrigerator during working, so that the low-temperature heat transfer effect and the low-temperature system stability can be improved. In addition, the low-temperature gas circulation pipe and the low-temperature liquid return pipe ensure that no low-temperature liquid is consumed in the whole process, and meanwhile, the refrigerator installation container and the maintenance neck pipe are connected into a whole, so that a connecting pipe of the refrigerator installation container and the low-temperature container is not welded independently, the low-temperature heat transfer effect is ensured, and the stability of a low-temperature system is improved. The integrated device for overhauling the neck pipe and the refrigerator installation container has the advantages of simple structure, simplicity and convenience in assembly, low manufacturing cost, stable low-temperature system, good heat transfer effect, high overall reliability and the like, and is suitable for the fields of superconducting magnets, superconducting generators, low-temperature refrigeration systems and the like.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a schematic structural diagram of an integrated apparatus of a service neck and a refrigerator installation vessel provided in an embodiment of the present application.
Description of reference numerals: 1. the device comprises a maintenance neck pipe corrugated pipe, 11, a straight pipe section, 12, a corrugated section, 2, a high heat conduction flange, 3, a primary thin-walled pipe of a refrigerator installation container, 4, a secondary thin-walled pipe of the refrigerator installation container, 5, a low-temperature connecting seat, 6, a low-temperature container connecting pipe, 7, a low-temperature liquid backflow pipe, 8, a low-temperature gas circulation pipe, 9 and a vacuum sealing cover plate.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Referring to fig. 1, there is shown a schematic structural view of an integrated service neck and refrigerator installation vessel apparatus according to an embodiment of the present application.
The application provides a maintenance neck pipe and refrigerator installation container integrated device, including maintenance neck pipe bellows 1, high heat conduction flange 2, refrigerator installation container one-level thin-walled tube 3, refrigerator installation container second grade thin-walled tube 4.
Wherein, high heat conduction flange 2 is that high heat conduction material is whole to be processed and forms, and high heat conduction flange 2 is whole to be processed and forms, has higher stability, and in the cooling process, each spare part is less along with the difference of temperature variation and shrink to avoid it not hard up, guaranteed low temperature heat transfer effect.
One end of the high heat conduction flange 2 is welded with the maintenance neck pipe corrugated pipe 1, and the other end is respectively welded with the lower end of the primary thin-walled pipe 3 of the refrigerator installation container and the upper end of the secondary thin-walled pipe of the refrigerator installation container. The maintenance neck pipe corrugated pipe 1, the first-stage thin-walled pipe 3 of the refrigerator installation container and the second-stage thin-walled pipe 4 of the refrigerator installation container are connected into a whole by welding, so that the problem that the connection parts are loosened due to temperature contraction of all device parts or the connection parts are loosened due to transportation or vibration is avoided, the stability of a low-temperature system is improved, the device has higher overall reliability, and the improvement of the low-temperature heat transfer effect is facilitated.
The high heat conduction flange 2 is connected with the primary refrigerating end of the refrigerator, so that the whole high heat conduction flange 2 is ensured to be in the same low-temperature region as the primary refrigerating end of the refrigerator, the whole high heat conduction flange 2 is used as a large cold storage body, the temperature of the connecting part of the maintenance neck pipe corrugated pipe 1 and the high heat conduction flange 2 and the temperature of the nearby region are kept consistent with the temperature of the primary refrigerating end of the refrigerator, the heat transferred from the 50K temperature region part of the magnet can be effectively consumed, and the low-temperature heat transfer effect is improved.
The maintenance neck pipe corrugated pipe 1 comprises a straight pipe section 11 and a corrugated section 12, wherein the straight pipe section 11 is positioned above the corrugated section 12. The upper part of the maintenance neck pipe corrugated pipe 1 is a straight pipe section 11 with a certain length, so that heat leakage of the assembly from a low-temperature end to a high-temperature end can be reduced, and the low-temperature heat transfer effect is improved. The lower part of the corrugated pipe 1 of the maintenance neck pipe is a corrugated section 12 with a certain wave number, so that the displacement and the stress caused by vibration and transportation vibration of the refrigerator during working can be effectively buffered, the magnet low-temperature system is prevented from being damaged, the stability of the low-temperature system is improved, and the heat transfer effect is ensured.
The length of the straight tube section 11 of the inspection neck tube corrugated tube 1 is related to the diameter, the wall thickness, the heat leakage, and the like of the straight tube, and the wave number of the corrugated section 12 is related to the diameter, the wall thickness, the impact strength, the vibration strength of the refrigerator, and the like.
The lower end of the secondary thin-walled tube 4 of the refrigerator installation container is provided with a low-temperature connecting seat 5, the lower end of the maintenance neck tube corrugated tube 1 is connected with a low-temperature container connecting tube 6, and the low-temperature connecting seat 5 is connected with the low-temperature container connecting tube 6 through a low-temperature liquid return tube 7 and a low-temperature gas circulation tube 8 respectively. The low temperature connecting seat 5 is a bottom sealing part of a refrigerator installation container, the upper end of a low temperature container connecting pipe 6 is welded with the lower end of the maintenance neck pipe corrugated pipe 1 into a whole, and the lower end of the low temperature container connecting pipe 6 is welded with a low temperature container (not shown).
The low-temperature gas circulating pipe 8 is used for guiding the low-temperature gas evaporated from the low-temperature container and entering the low-temperature container connecting pipe 6 into the refrigerator installation container, and when the low-temperature gas in the refrigerator installation container meets a refrigerator secondary or condenser with lower temperature, the low-temperature gas is condensed into liquid and falls back into the low-temperature connecting seat 5. The low-temperature liquid return pipe 7 returns the liquid condensed and dropped into the low-temperature connecting seat 5 to the low-temperature container so as to ensure that no low-temperature liquid is consumed in the whole process, so that the environment of the whole low-temperature system is not damaged, and the stability of the low-temperature system is improved while the low-temperature heat transfer effect is ensured.
The low-temperature connecting seat 5 and the low-temperature container connecting pipe 6 are connected into a whole by the low-temperature gas circulating pipe 8 and the low-temperature liquid return pipe 7, so that the refrigerator installation container and the maintenance neck pipe corrugated pipe 1 are connected into a whole, and the refrigerator installation container and the low-temperature container are not separately welded and connected, thereby being beneficial to improving the stability of a low-temperature system.
The upper end of the maintenance neck pipe corrugated pipe 1 and the upper end of the primary thin-walled pipe 3 of the refrigerator installation container are both connected with the vacuum sealing cover plate 9, so that the inside and the outside are sealed.
Optionally, the end of the low-temperature liquid return pipe 7 connected to the low-temperature connection socket 5 is higher than the end connected to the low-temperature container connection pipe 6. The low-temperature liquid reflux pipe 7 has the function of refluxing liquid in the low-temperature connecting seat 5 to the low-temperature container, so that one end connected with the low-temperature connecting seat 5 is high, and the other end connected with the low-temperature container connecting pipe 6 is low, and the reflux of condensed water is facilitated.
The end of the low-temperature gas circulating pipe 8 connected with the low-temperature connecting seat 5 is higher than the end connected with the low-temperature container connecting pipe 6. The low-temperature gas flow pipe 8 serves to introduce the low-temperature gas introduced into the low-temperature vessel connecting pipe 6 into the refrigerator installation vessel. Therefore, the end connected with the low temperature connection seat 5 is high, and the end connected with the low temperature container connection pipe 6 is low, which is beneficial to the circulation of gas.
In addition, the low-temperature liquid return pipe 7 and the low-temperature gas circulating pipe 8 can be horizontally arranged, or the low-temperature liquid return pipe 7 is connected to the bottom of the low-temperature connecting seat 5, so that the purposes of low-temperature gas circulation, condensation and falling can be achieved.
Optionally, the secondary thin-walled tube 4 of the refrigerator installation vessel comprises a corrugated tube or a straight tube. The primary thin-walled tube 3 of the refrigerator installation container is a straight tube, and the secondary thin-walled tube 4 of the refrigerator installation container is a straight tube, so that the primary thin-walled tube and the secondary thin-walled tube are concentric to obtain a certain gap, and the risk of heat leakage of the whole part due to mutual contact is avoided. The secondary thin-walled tube 4 of the refrigerator installation container is a corrugated tube, so that the effects of reducing the working vibration and the transportation vibration of the refrigerator can be achieved.
Alternatively, the cryogenic liquid return pipe 7 and the cryogenic gas flow pipe 8 may each comprise a corrugated pipe or a straight pipe. The low-temperature liquid return pipe 7 and the low-temperature gas circulation pipe 8 may be straight pipes or corrugated pipes.
Optionally, the high thermal conductivity flange 2 includes a thermal conductivity flange integrally processed from red copper or an oxygen-free copper material.
Optionally, the maintenance neck pipe corrugated pipe 1, the primary refrigerator installation container thin-walled pipe 3, the secondary refrigerator installation container thin-walled pipe 4, the low-temperature liquid return pipe 7 and the low-temperature gas circulation pipe 8 are all made of stainless steel thin-wall materials. In the embodiment of the present application, the thin-walled tube may be formed by roll welding a stainless steel plate or directly forming a stainless steel tube. The diameters of the maintenance neck pipe corrugated pipe 1, the primary thin-walled pipe 3 of the refrigerator installation container and the secondary thin-walled pipe 4 of the refrigerator installation container are larger, a plate material roll welding and reshaping mode can be adopted, and the low-temperature liquid return pipe 7 and the low-temperature gas circulation pipe 8 can be formed by roll welding or can be directly formed by the plate material.
Optionally, the upper end of the maintenance neck pipe corrugated pipe 1 and the upper end of the primary thin-walled pipe 3 of the refrigerator installation container are both welded with the vacuum sealing cover plate 9. The welding mode is connected and has better leakproofness, can avoid causing the influence to inside and external vacuum seal.
The application provides an overhaul neck pipe and refrigerator installation container integrated device, high heat conduction flange 2 that forms through whole processing, will overhaul neck pipe bellows 1, 3 one-level refrigerator installation container second grade thin-walled tubes of refrigerator installation container one-level thin-walled tube 4 become a whole through welded connection, avoided each device part temperature shrink and the connection position appears not hard up or because transportation or vibration cause the connection position not hard up, the stability of low temperature system has been improved, higher overall reliability has. The high heat conduction flange 2 is connected with the first-level thin-walled tube 3 of the refrigerator installation container to ensure that the high heat conduction flange is in a low-temperature region the same as the first level of the refrigerator, and at the moment, the high heat conduction flange 2 is used as a large cold storage body to keep the temperature of the part and the area connected with the high heat conduction flange in the first-level low-temperature region, so that the heat transferred from the parts in the 50K temperature region of the magnet can be effectively consumed, and the low-temperature heat transfer effect is improved.
The maintenance neck pipe corrugated pipe 1 in the device comprises a straight pipe section 11 with a certain length and a corrugated section 12 with a certain wave number, the straight pipe section 11 can reduce heat leakage of components from a low-temperature section to a high-temperature end, and the corrugated section 12 can buffer displacement and pressure generated by vibration or transportation of a refrigerating machine during working, so that the low-temperature heat transfer effect and the low-temperature system stability can be improved. In addition, the low-temperature gas circulation pipe 8 and the low-temperature liquid return pipe 7 ensure that no low-temperature liquid is consumed in the whole process, and meanwhile, the refrigerator installation container and the maintenance neck pipe part are connected into a whole, so that the refrigerator installation container and the low-temperature container connecting pipe 6 are not welded independently, the low-temperature heat transfer effect is ensured, and the stability of a low-temperature system is improved. The integrated device for overhauling the neck pipe and the refrigerator installation container has the advantages of simple structure, simplicity and convenience in assembly, low manufacturing cost, stable low-temperature system, good heat transfer effect, high overall reliability and the like, and can be applied to the fields of superconducting magnets, superconducting generators, low-temperature refrigeration systems and the like.
It is to be noted that terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It will be understood that the present application is not limited to what has been described above and shown in the accompanying drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (6)
1. An integrated device for a maintenance neck pipe and a refrigerator installation container is characterized by comprising a maintenance neck pipe corrugated pipe (1), a high heat conduction flange (2), a refrigerator installation container primary thin-walled pipe (3), and a refrigerator installation container secondary thin-walled pipe (4);
the high-heat-conduction flange (2) is integrally processed by red copper or an oxygen-free copper material, one end of the high-heat-conduction flange is welded with the maintenance neck pipe corrugated pipe (1), and the other end of the high-heat-conduction flange is respectively welded with the lower end of the primary thin-walled pipe (3) of the refrigerator installation container and the upper end of the secondary thin-walled pipe (4) of the refrigerator installation container;
the maintenance neck pipe corrugated pipe (1) comprises a straight pipe section (11) and a corrugated section (12), wherein the straight pipe section (11) is positioned above the corrugated section (12);
the lower end of the secondary thin-walled tube (4) of the refrigerator installation container is provided with a low-temperature connecting seat (5), the lower end of the maintenance neck tube corrugated tube (1) is connected with a low-temperature container connecting tube (6), and the low-temperature connecting seat (5) is connected with the low-temperature container connecting tube (6) through a low-temperature liquid return tube (7) and a low-temperature gas circulation tube (8) respectively;
the upper end of the maintenance neck pipe corrugated pipe (1) and the upper end of the refrigerator installation container first-level thin-walled pipe (3) are connected with a vacuum sealing cover plate (9).
2. An integrated service neck and refrigerator installation vessel according to claim 1, wherein the end of the cryogenic liquid return pipe (7) connected to the cryogenic connection socket (5) is higher than the end connected to the cryogenic vessel connection pipe (6);
and one end of the low-temperature gas circulating pipe (8) connected with the low-temperature connecting seat (5) is higher than one end of the low-temperature container connecting pipe (6).
3. The integrated service neck and refrigerator installation vessel device according to claim 1, wherein the refrigerator installation vessel secondary thin-walled tube (4) is specifically a corrugated tube or a straight tube.
4. Integrated service neck and refrigerator installation vessel unit according to claim 1, characterized in that the cryogenic liquid return pipe (7) and the cryogenic gas flow pipe (8) can both be corrugated or straight pipes.
5. The integrated device of a service neck and a refrigerator installation container according to claim 1, wherein the service neck corrugated pipe (1), the refrigerator installation container primary thin-walled pipe (3), the refrigerator installation container secondary thin-walled pipe (4), the cryogenic liquid return pipe (7) and the cryogenic gas circulation pipe (8) are formed by stainless steel plate coil welding or stainless steel pipe direct forming.
6. The integrated apparatus of a service neck and a refrigerator installation vessel according to claim 1, wherein the upper end of the service neck corrugated pipe (1) and the upper end of the primary thin-walled pipe (3) of the refrigerator installation vessel are welded with a vacuum sealing cover plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810715792.9A CN108831665B (en) | 2018-06-29 | 2018-06-29 | Integrated device for overhauling neck pipe and installing container of refrigerating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810715792.9A CN108831665B (en) | 2018-06-29 | 2018-06-29 | Integrated device for overhauling neck pipe and installing container of refrigerating machine |
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| Publication Number | Publication Date |
|---|---|
| CN108831665A CN108831665A (en) | 2018-11-16 |
| CN108831665B true CN108831665B (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810715792.9A Active CN108831665B (en) | 2018-06-29 | 2018-06-29 | Integrated device for overhauling neck pipe and installing container of refrigerating machine |
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| CN110867293B (en) * | 2019-11-01 | 2022-06-07 | 东软医疗系统股份有限公司 | A subassembly, service tower main part and service tower for service tower |
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|---|---|---|---|---|
| US5088289A (en) * | 1990-03-31 | 1992-02-18 | Aisin Seiki Kabushiki Kaisha | Refrigeration system |
| CN1589486A (en) * | 2001-11-21 | 2005-03-02 | 牛津磁体技术有限公司 | Cryogenic assembly |
| CN2733299Y (en) * | 2004-08-05 | 2005-10-12 | 浙江大学 | High vacuum cryostat by employing low heat-leakage flexible connection structure |
| EP1790920A1 (en) * | 2001-07-24 | 2007-05-30 | Sanyo Electric Co., Ltd. | Stirling refrigerator |
| CN102299022A (en) * | 2011-08-16 | 2011-12-28 | 南京丰盛超导技术有限公司 | Mechanical heat switch for refrigerating machine to directly cool superconducting magnet |
| CN204555772U (en) * | 2015-03-29 | 2015-08-12 | 中国电子科技集团公司第十六研究所 | The cold pipe of cold chain of the efficient cold quantity transmission of a kind of ultralow temperature |
| CN107806736A (en) * | 2017-12-12 | 2018-03-16 | 合肥中科离子医学技术装备有限公司 | A kind of independently detachable formula mechanism for refrigeration machine installation |
-
2018
- 2018-06-29 CN CN201810715792.9A patent/CN108831665B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5088289A (en) * | 1990-03-31 | 1992-02-18 | Aisin Seiki Kabushiki Kaisha | Refrigeration system |
| EP1790920A1 (en) * | 2001-07-24 | 2007-05-30 | Sanyo Electric Co., Ltd. | Stirling refrigerator |
| CN1589486A (en) * | 2001-11-21 | 2005-03-02 | 牛津磁体技术有限公司 | Cryogenic assembly |
| CN2733299Y (en) * | 2004-08-05 | 2005-10-12 | 浙江大学 | High vacuum cryostat by employing low heat-leakage flexible connection structure |
| CN102299022A (en) * | 2011-08-16 | 2011-12-28 | 南京丰盛超导技术有限公司 | Mechanical heat switch for refrigerating machine to directly cool superconducting magnet |
| CN204555772U (en) * | 2015-03-29 | 2015-08-12 | 中国电子科技集团公司第十六研究所 | The cold pipe of cold chain of the efficient cold quantity transmission of a kind of ultralow temperature |
| CN107806736A (en) * | 2017-12-12 | 2018-03-16 | 合肥中科离子医学技术装备有限公司 | A kind of independently detachable formula mechanism for refrigeration machine installation |
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| CN108831665A (en) | 2018-11-16 |
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