CN204588705U - A kind of helium cryogenic purincation device - Google Patents
A kind of helium cryogenic purincation device Download PDFInfo
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- CN204588705U CN204588705U CN201520231079.9U CN201520231079U CN204588705U CN 204588705 U CN204588705 U CN 204588705U CN 201520231079 U CN201520231079 U CN 201520231079U CN 204588705 U CN204588705 U CN 204588705U
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- urceolus
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- absorbing cylinder
- type absorbing
- whole cartridge
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- 239000001307 helium Substances 0.000 title claims abstract description 49
- 229910052734 helium Inorganic materials 0.000 title claims abstract description 49
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title claims abstract description 49
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000010438 heat treatment Methods 0.000 claims abstract description 39
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 33
- 238000001179 sorption measurement Methods 0.000 claims abstract description 18
- 239000007789 gas Substances 0.000 claims description 20
- 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
- 239000000463 material Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000003463 adsorbent Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 description 23
- 238000000034 method Methods 0.000 description 12
- 230000008929 regeneration Effects 0.000 description 9
- 238000011069 regeneration method Methods 0.000 description 9
- 238000009833 condensation Methods 0.000 description 8
- 230000005494 condensation Effects 0.000 description 8
- 238000000746 purification Methods 0.000 description 8
- 239000002594 sorbent Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000003610 charcoal Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001868 water Inorganic materials 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010205 computational analysis Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of helium cryogenic purincation device, it is characterized in that, comprise urceolus (1), interchanger (2), Dewar container for liquefied nitrogen urceolus (3), whole cartridge type absorbing cylinder (4) and well heater (7); Wherein, described urceolus (1) is provided with an opening, a pipe core is inwardly provided with along this opening, be provided with a heating zone and multiple adsorption zone in described whole cartridge type absorbing cylinder (4), it is inner that described whole cartridge type absorbing cylinder (4) is immersed in described Dewar container for liquefied nitrogen urceolus (3); Described pipe core one end outer wall and this opening are tightly connected, the other end seals and conducts with the heating zone of described whole cartridge type absorbing cylinder (4) through described Dewar container for liquefied nitrogen urceolus (3) and is connected, and described well heater (7) is inserted in described heating zone along described pipe core; Described interchanger (2), Dewar container for liquefied nitrogen urceolus (3) are connected with described basepipe seal respectively.What the utility model substantially increased purifier recycles efficiency.
Description
Technical field
The utility model relates to a kind of helium cryogenic purincation device, is applied particularly in helium purification system, belongs to low-temperature helium technical field of purification.
Background technology
Helium is the rare gas that a kind of price is very expensive, and content is few in atmosphere for it, is only 5/1000000ths.Only have in portion of natural gas ore deposit the helium resource having a small amount of enrichment relatively in the world, helium resource concentrates in a handful of countries' hand.In large-scale low-temperature system operation, the foreign gas in helium atmosphere will be attached to the surface of cryogenic heat exchanger, affect interchanger heat exchange efficiency.The nucleus equipment of helium refrigerator is turbo-expander, and his travelling speed is 4500 turns per second, and helium foreign gas is liquid or solid-state at low temperatures, if enter decompressor the direct turbo-expander to running up is caused pitting corrosion, causes catastrophe failure.So gas purity is directly relevant with system stability to refrigerator refrigeration capacity, cryogenic system runs has very strict requirement to helium purity.The purity requirement of Cryo Refrigerator to helium reaches more than 5N9.In the During Process of Long-term Operation of cryogenic system, due to back diffusion effect, spiral-lobe compressor run, helium supplement etc. reason, the purity of helium can decline gradually, is mixed with more foreign gas (as H2, O2, N2, O2, Ne, H2 and oil vapour etc.) in helium gradually.Between each down period, all must utilize helium purifier, the various foreign gases in helium atmosphere be removed, makes the total content of foreign gas lower than 10PPMv.
Existing helium method of purification has membrane separation process, chemical catalysis, absorption method, low temperature processing.Membrane separation process utilizes the aperture of physics film and the concentration difference of mixed gas to carry out other selective permeation of molecular level, and purity only can reach about 99%.Chemical catalysis utilizes catalyst at high temperature to carry out chemical absorption with the impurity in helium, and purity can reach more than 99.999%, but can not repeat regeneration use.Low temperature processing adopts the method for condensation to be separated, and needs the cryogenic condensation environment setting up below 40K, to technical process and equipment requirements high.Patent application CN201220093601.8 discloses a kind of cryogenic absorption and reclaims helium device.This device comprises: feed gas compressor and cooling system thereof, is positioned over the exterior cooling system in little ice chest, and uses the pressure gas mixture after refrigerant cools supercharging.Between one-level condensation and B-grade condensation, add absorption tower, absorb oxygen, argon and carbon monoxide, finally adsorbing contaminant nitrogen again.Patent application CN201120518617.4 discloses a kind of helium purification devices, comprises purification system and cooling system.Cooling system comprises the piping system of liquid nitrogen, and the vaccum-pumping equipment of this pipeline of finding time, raw material helium removes water and carbonic acid gas in moisture eliminator, in high pressure condensation separator, remove nitrogen oxygen in preliminary condensation, smart denitrogenation oxygen impurities again in nitrogen oxygen low-temperature adsorber.
Absorption method is purification process classical in helium purifying, reaches different helium purity by selected adsorbent, adsorption temp, can reach 99.999% for gac cryogenic absorption method.Existing gac low-temperature adsorption all utilizes gac can adsorb the characteristic of a large amount of gas at low temperatures, the foreign gases such as nitrogen, oxygen, water vapour and hydrocarbon polymer in absorption helium atmosphere, reach the object of helium purifying, whole purge process is physical adsorption.Regeneration after charcoal absorption is saturated needs to reach certain temperature, and gac is originally as inflammable body, and too high Heating temperature will cause gac spontaneous combustion, so generally need the top temperature of control of heat source to be no more than 135 degrees Celsius in heat-processed; Simultaneously because the thermal conductivity of gac is on the low side, namely itself be hot poor conductor, gac, originally as hot poor conductor, is difficult to thermal regeneration, therefore adopts the purifier of absorption method that the flow process of a set of complexity and equipment all can be adopted to alleviate the pressure of low temperature active charcoal absorption.
Utility model content
For the technical problem existed in prior art, the purpose of this utility model to propose a kind of renewable helium cryogenic purincation device recycled.The utility model is starting point from the regeneration effect of raising sorbent material, creationary structure formation and the material improving absorbing cylinder alive.Guaranteeing under the absorption prerequisite that helium purity reaches more than 99.999%, do not increase the equipment such as fractional condensation, absorption tower, moisture eliminator, this apparatus structure is compact, helium is after interchanger heat exchange, under the prerequisite not increasing other auxiliary facilitys, directly can carry out cryogenic absorption purifying, after charcoal absorption is saturated, can regenerate fully, the efficient circulation realizing purifier uses.
Technology contents of the present utility model is:
A kind of helium cryogenic purincation device, is characterized in that, comprise urceolus 1, interchanger 2, Dewar container for liquefied nitrogen urceolus 3, whole cartridge type absorbing cylinder 4 and well heater 7; Wherein, described urceolus 1 is provided with an opening, is inwardly provided with a pipe core along this opening, is provided with a heating zone and multiple adsorption zone in described whole cartridge type absorbing cylinder 4, and it is inner that described whole cartridge type absorbing cylinder 4 is immersed in described Dewar container for liquefied nitrogen urceolus 3; Described pipe core one end outer wall and this opening are tightly connected, and the other end seals and conducts with the heating zone of described whole cartridge type absorbing cylinder 4 through described Dewar container for liquefied nitrogen urceolus 3 and is connected, and described well heater 7 is inserted in described heating zone along described pipe core; Described interchanger 2, Dewar container for liquefied nitrogen urceolus 3 are connected with described basepipe seal respectively, adopt vacuum multilayer insulation between described Dewar container for liquefied nitrogen urceolus 3 and described urceolus 1; The inlet pipe of described well heater 2 seals and conducts with the inlet mouth of described whole cartridge type absorbing cylinder 4 and is connected, and the escape pipe of described well heater 2 is connected with the gas outlet seal conducting of described whole cartridge type absorbing cylinder 4.
Further, described heating zone is positioned at the central axis zone of described whole cartridge type absorbing cylinder 4, and described adsorption zone is the sector region distributed around described heating zone; Wherein, adjacent adsorbent district passes through the opening conducting at bottom or top.
Further, strainer is provided with between the inlet pipe of described well heater 2 and the inlet mouth of described whole cartridge type absorbing cylinder 4; Strainer is provided with between the escape pipe of described well heater 2 and the air outlet of described whole cartridge type absorbing cylinder 4.
Further, the material of described whole cartridge type absorbing cylinder 4 is copper.
Further, described opening is positioned at the top center region of described urceolus 1.
Further, be provided with a temperature sensor in described heating zone, the signal wire of described temperature sensor is connected with the temperature control unit of described well heater by described pipe core.
Further, described well heater is stainless steel heating rod; Described interchanger is double-pipe exchanger.
Helium cryogenic purincation device of the present utility model, is made up of urceolus 1, double-pipe exchanger 2, Dewar container for liquefied nitrogen urceolus 3, whole cartridge type absorbing cylinder 4, well heater 7, by-pass valve control etc.The key realizing recycling adopts the whole cartridge type absorbing cylinder with traditional diverse full copper material of charcoal absorption cylinder.Whole cartridge type absorbing cylinder is made up of whole cartridge type absorbing cylinder 4, circulation absorption district 5, turnover gas adsorption zone 6, well heater 7 four part that is positioned at heating zone, center, and absorbing cylinder is inner is divided into two completely isolated heating zone and adsorption zone by copper dividing plate.Urceolus 1 is provided with an opening, a pipe core is inwardly provided with along this opening, a heating zone and multiple adsorption zone is provided with in whole cartridge type absorbing cylinder 4, pipe core one end outer wall and this opening are tightly connected, the other end seals and conducts with the heating zone of whole cartridge type absorbing cylinder 4 through Dewar container for liquefied nitrogen urceolus 3 and is connected, and well heater 7 centrally pipe is inserted in heating zone; Interchanger 2, Dewar container for liquefied nitrogen urceolus 3 are connected with basepipe seal respectively.The inlet pipe of well heater 2 seals and conducts with the inlet mouth of whole cartridge type absorbing cylinder 4 and is connected, and the escape pipe of well heater 2 is connected with the gas outlet seal conducting of whole cartridge type absorbing cylinder 4.
Adsorption zone is positioned at the center of circle surrounding of whole cartridge type absorbing cylinder, then will be divided into 8 independently sector elements in absorbing cylinder by copper dividing plate.Wherein 6 is the turnover gas district of whole adsorption zone, and it takies two sector elements, is divided into air inlet absorbing unit and absorbing unit of giving vent to anger.5 is circulation absorption district, has 6 fan-shaped absorbing units.5, form labyrinth type by pipeline between 6 to connect, helium enters purifier from the air inlet absorbing unit of 6, then enters 6 absorbing units in circulation absorption district successively, finally enters absorbing unit of giving vent to anger and finally adsorb.The absorption mass transfer zone length of helium in limited overall absorbing cylinder space increases, and be 8 times of single sector element height, the final purity after its purifying can reach more than 99.999%.
For improving the regeneration effect of sorbent material, need guaranteeing under the moderate stable prerequisite of heat source temperature, the raising heat transfer efficiency of ceiling.Need to consider following factor: the material of (1) whole cartridge type absorbing cylinder 4 is the requirement of demand fulfillment physical strength but also the heat conducting heat conduction demand of demand fulfillment solid not only concerning low temperature purifier absorbing cylinder; (2) the mass transfer requirement of the structure of whole cartridge type absorbing cylinder 4 both demand fulfillment adsorption and purification, demand fulfillment sorbent material homogeneous heating avoids the requirement regenerating dead band again.(3) material expansion when each parts demand fulfillment low-temperature shrink and heat shrinks requirement.
Heating zone of the present utility model is positioned at the central position of whole cartridge type absorbing cylinder 4, interior placement stainless steel heating rod and accurate temperature sensors, in regenerative process, by the real time temperature of temperature sensors of high precision measuring center heating zone, heating rod heating is stopped when center Heating Zone Temperature reaches design temperature, after temperature drops to design temperature, reopen heating rod heating again, thus maintain the fluctuation in set(ting)value ± 0.5 degree Celsius of center Heating Zone Temperature.
After guaranteeing that center Heating Zone Temperature is stable, because whole whole cartridge type absorbing cylinder 4 all uses copper product, along with the high thermal conductivity of copper, heat is by the surrounding from the heat conduction of heating zone, center to each fan-shaped absorbing unit.Activated carbon of sorbent in each fan section will be subject to the heating of surrounding high heat-conducting copper wall, thus improves the heat transfer efficiency of the solid thermal conduction of sorbent material, transmission of heat by convection, radiative transfer.Can carry out fast thermal regeneration fully to sorbent material, the purifier after making absorption saturated can reprocessing cycle use.
Compared with prior art, positively effect of the present utility model is:
In global design, rely on creationary whole cartridge type absorbing cylinder design, eliminate the equipment such as fractional condensation, absorption tower, moisture eliminator, technical process is very simple efficient.
The whole cartridge type absorbing cylinder that overall vacuum slice is soldered not only in limited space several times increase the mass transfer length of adsorption zone, guarantee the purification effect of purifier, and can regenerated carbon fully efficiently, ensure that purifier energy high loading Effec-tive Function.Total is very compact, so can be integrated on plain trolley, moves flexible.
The renewable helium cryogenic purincation device recycled of the utility model is through computational analysis and practicality, and purifying regenerability is good.Purifier after regeneration can recover purifying function completely, and before and after regeneration, the purifying of purifier remains unchanged duration of service.
Accompanying drawing explanation
Fig. 1 is internal structure schematic diagram of the present utility model.
Fig. 2 is whole cartridge type absorbing cylinder cross-sectional view of the present utility model.
(a) three-dimensional view, (b) upward view;
1-purifier urceolus, 2-interchanger, 3-Dewar container for liquefied nitrogen urceolus, the whole cartridge type absorbing cylinder of 4-, 5-circulation absorption district, 6-pass in and out gas adsorption zone, 7-well heater.
Embodiment
Below in conjunction with accompanying drawing, the utility model is explained in further detail.
Be illustrated in figure 1 a kind of renewable helium cryogenic purincation device recycled of the present utility model, be made up of urceolus 1, double-pipe exchanger 2, Dewar container for liquefied nitrogen urceolus 3, whole cartridge type absorbing cylinder 4, well heater 7, by-pass valve control etc.Equipment innermost layer is whole cartridge type absorbing cylinder 4, and he comprises heating zone, center and well heater and 8 fan-shaped adsorption zones, as shown in Figure 2.Whole cartridge type absorbing cylinder 4 is immersed in Dewar container for liquefied nitrogen urceolus 3, vacuum multilayer insulation is adopted between Dewar container for liquefied nitrogen urceolus 3 and purifier urceolus 1, whole cartridge type absorbing cylinder 4 and Dewar container for liquefied nitrogen urceolus 3 are all lifted on the top of purifier, outside Dewar container for liquefied nitrogen urceolus 3 and bottom use G10 glass fibre and resin roll matrix material and carry out heat insulation support, reduce system to greatest extent and leak heat and liquid nitrogen consumption.
By-pass valve control is at the top of urceolus 1, and it controls the air inlet of whole purifier.After air intake valve is opened, first gas enter double-pipe exchanger 2 and carry out heat exchange, and normal temperature helium drops to liquid nitrogen temperature through heat-exchange temperature.Cryogenic gas carries out purifying entering adsorption zone, and whole whole cartridge type absorbing cylinder 4 is immersed in liquid nitrogen, and guarantee that sorbent material in cylinder is in liquid nitrogen operation temperature area, helium carries out cryogenic absorption purifying in absorbing cylinder.Cold is passed to incoming flow helium by interchanger by helium after purifying again, and the helium after purifying is discharged from purifier after becoming normal temperature again.In thermal regeneration process, use stainless steel well heater in the heating zone, center of whole cartridge type absorbing cylinder, the temperature of heating zone, center is controlled by temperature sensor, guarantees that temperature in absorbing cylinder is not higher than safe operating temperature.
All parts of whole cartridge type absorbing cylinder enter the soldering of vacuum oven disposable integral to be completed.After whole cartridge type absorbing cylinder completes, recharge sorbent material and be lifted on the top of Dewar container for liquefied nitrogen.After Dewar container for liquefied nitrogen lower cover is installed, then multilayer heat insulation wrapping is carried out to Dewar container for liquefied nitrogen and adiabatic support is installed.Last integral hoisting is again at purifier outer cylinder body top.By-pass valve control is being arranged on outside outer cylinder body after outer cylinder body end socket is installed, and whole outer cylinder body is finally integrated on travelling car platform, can single mobile use.
Claims (7)
1. a helium cryogenic purincation device, is characterized in that, comprises urceolus (1), interchanger (2), Dewar container for liquefied nitrogen urceolus (3), whole cartridge type absorbing cylinder (4) and well heater (7); Wherein, described urceolus (1) is provided with an opening, is inwardly provided with a pipe core along this opening, is provided with a heating zone and multiple adsorption zone in described whole cartridge type absorbing cylinder (4), and it is inner that described whole cartridge type absorbing cylinder (4) is immersed in described Dewar container for liquefied nitrogen urceolus (3); Described pipe core one end outer wall and this opening are tightly connected, and the other end seals and conducts with the heating zone of described whole cartridge type absorbing cylinder (4) through described Dewar container for liquefied nitrogen urceolus (3) and is connected, and described well heater (7) is inserted in described heating zone along described pipe core; Described interchanger (2), Dewar container for liquefied nitrogen urceolus (3) are connected with described basepipe seal respectively, adopt vacuum multilayer insulation between described Dewar container for liquefied nitrogen urceolus (3) and described urceolus (1); The inlet pipe of described well heater (2) seals and conducts with the inlet mouth of described whole cartridge type absorbing cylinder (4) and is connected, and the escape pipe of described well heater (2) is connected with the gas outlet seal conducting of described whole cartridge type absorbing cylinder (4).
2. helium cryogenic purincation device as claimed in claim 1, it is characterized in that, described heating zone is positioned at the central axis zone of described whole cartridge type absorbing cylinder (4), and described adsorption zone is the sector region distributed around described heating zone; Wherein, adjacent adsorbent district passes through the opening conducting at bottom or top.
3. helium cryogenic purincation device as claimed in claim 1, is characterized in that, be provided with strainer between the inlet pipe of described well heater (2) and the inlet mouth of described whole cartridge type absorbing cylinder (4); Strainer is provided with between the escape pipe of described well heater (2) and the air outlet of described whole cartridge type absorbing cylinder (4).
4. helium cryogenic purincation device as claimed in claim 1, it is characterized in that, the material of described whole cartridge type absorbing cylinder (4) is copper.
5. helium cryogenic purincation device as claimed in claim 1, it is characterized in that, described opening is positioned at the top center region of described urceolus (1).
6. the helium cryogenic purincation device as described in as arbitrary in claim 1 ~ 5, is characterized in that, be provided with a temperature sensor in described heating zone, and the signal wire of described temperature sensor is connected with the temperature control unit of described well heater by described pipe core.
7. the helium cryogenic purincation device as described in as arbitrary in claim 1 ~ 5, it is characterized in that, described well heater is stainless steel heating rod; Described interchanger is double-pipe exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520231079.9U CN204588705U (en) | 2015-04-16 | 2015-04-16 | A kind of helium cryogenic purincation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520231079.9U CN204588705U (en) | 2015-04-16 | 2015-04-16 | A kind of helium cryogenic purincation device |
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| CN204588705U true CN204588705U (en) | 2015-08-26 |
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| CN201520231079.9U Expired - Fee Related CN204588705U (en) | 2015-04-16 | 2015-04-16 | A kind of helium cryogenic purincation device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512640A (en) * | 2016-11-16 | 2017-03-22 | 中国科学院理化技术研究所 | Purification device |
| CN109663462A (en) * | 2018-01-02 | 2019-04-23 | 北京中瑞京能环保科技有限公司 | A kind of purification for gas cryogenic absorption cylinder |
| CN112978692A (en) * | 2021-03-04 | 2021-06-18 | 北京高麦克仪器科技有限公司 | 780 helium purifier |
| CN115164406A (en) * | 2022-06-20 | 2022-10-11 | 建德美工精细陶瓷科技有限公司 | Heater for helium purification equipment |
| CN115626613A (en) * | 2022-10-18 | 2023-01-20 | 安徽万瑞冷电科技有限公司 | High-flow helium purification device and purification method |
-
2015
- 2015-04-16 CN CN201520231079.9U patent/CN204588705U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512640A (en) * | 2016-11-16 | 2017-03-22 | 中国科学院理化技术研究所 | Purification device |
| CN109663462A (en) * | 2018-01-02 | 2019-04-23 | 北京中瑞京能环保科技有限公司 | A kind of purification for gas cryogenic absorption cylinder |
| CN112978692A (en) * | 2021-03-04 | 2021-06-18 | 北京高麦克仪器科技有限公司 | 780 helium purifier |
| CN115164406A (en) * | 2022-06-20 | 2022-10-11 | 建德美工精细陶瓷科技有限公司 | Heater for helium purification equipment |
| CN115164406B (en) * | 2022-06-20 | 2024-05-10 | 建德美工精细陶瓷科技有限公司 | Heater for helium purifying equipment |
| CN115626613A (en) * | 2022-10-18 | 2023-01-20 | 安徽万瑞冷电科技有限公司 | High-flow helium purification device and purification method |
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