CN2301252Y - Apparatus for preparing oxygen-enriched air and low-oxygen air by membrane separation - Google Patents
Apparatus for preparing oxygen-enriched air and low-oxygen air by membrane separation Download PDFInfo
- Publication number
- CN2301252Y CN2301252Y CN 96226724 CN96226724U CN2301252Y CN 2301252 Y CN2301252 Y CN 2301252Y CN 96226724 CN96226724 CN 96226724 CN 96226724 U CN96226724 U CN 96226724U CN 2301252 Y CN2301252 Y CN 2301252Y
- Authority
- CN
- China
- Prior art keywords
- air
- oxygen
- film device
- enriched
- hypoxic
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to an apparatus for preparing oxygen-enriched air and low-oxygen air by a membrane process, which is composed of an air filter, a ventilator, a uniformly distributing box for air, a membrane apparatus, a regulating valve, a humidifier, a vacuum uniformly distributing machine, a water circulating pump, a steam-water separator and a dewaterer. The low-oxygen air in the apparatus is the residual part of air after the air is trapped by a membrane component. After the air passes through the humidifier, the low-oxygen air with 10 % to 2 0 % oxygen contents is outputted. After pumped by the water circulating pump, the oxygen-enriched air is dewatered by the steam-water separator and the dewaterer, and the oxygen-enriched air with 22 % to 29 % oxygen contents is obtained. The utility model can be used as a medical care apparatus, particularly an additional apparatus which can provide oxygen-enriched and low-oxygen environments for the scientific research and various kinds of training.
Description
The utility model provides a kind of device that utilizes membrane separation technique to produce oxygen enrichment and hypoxic air, this device can provide simultaneously oxygen content in 22～29% oxygen-enriched air and oxygen content in 10～20% hypoxic air.This device can be used as a kind of medical health equipment, and particularly it can provide oxygen enrichment or hypoxic air environment, can be used as the accessory device of scientific research and various instruction refining.
Mainly adopt steel cylinder oxygen as health care with oxygen source at present, pressure swing adsorption method or employing macromolecule membrane separation process of preparing low-purity oxygen plant.Wherein adopt this traditional method for supplying oxygen of steel cylinder oxygen source, except that using inconvenience, also have safety problem.Pressure swing adsorption method claims that again the PAS method is to utilize various adsorbents to carry out transformation absorption can obtain 60～93% oxygen-enriched air.This method equipment investment is bigger, and oxygen source quality instability is used also inconvenience, and still had uneasy congruent shortcoming.The polymeric membrane partition method, the infiltration rate when promptly utilizing airborne oxygen to pass through polymeric membrane with nitrogen is different, under pressure differential drives, is produced the gas of different oxygen by air.This method is safe in utilization, and is convenient, simple to operate, is present a kind of method that oxygen rich gas is provided preferably.But this present class device, as Chinese patent CN87202559, disclosed technology such as 89220511 and 94207425 directly remain in a lot of shortcomings as medical health apparatus.Hypoxic air also has certain clinical treatment effect on the other hand, for example with hypoxic air patient's blood circulation is speeded artificially, and is higher to improve blood pressure, symptom such as cardiac arrhythmia and sleep disorder.The hypoxic air environment can be touched the natural conditions like highlands or high altitude anoxia simultaneously, the condition of providing convenience for the refining of scientific research and various instruction, but can provide the equipment of this system hypoxic air still few at present, particularly can satisfy provides the suitable special equipment of oxygen enrichment and hypoxic air still not have report simultaneously.
The purpose of this utility model provides a kind of device of producing oxygen enrichment and hypoxic air with membrane separation process.This device both can be used as a kind of health care and has been provided for treating and also can be used as a kind of setting up the air ambient that oxygen enrichment or hypoxemia are provided is set.
The purpose of this utility model is to realize like this, it still adopts membrane separation technique that oxygen-enriched air is provided, the structure of this part is also identical with typical film oxygen enriching device, and the oxygen content low air of hypoxic air source the utility model after taking from air and being held back by membrane module, regulate flow and oxygen concentration through control valve again, obtain the air of low oxygen content.The utility model for can the high-power oxygen concentration that provides 22～29%, quantity can reach 170NM
3The oxygen-enriched air that/h is above, adopt many rolled membrane modules to constitute film device, the air that ventilation blower is sent is all joined case by air, and to enter the pressure head and the flow that make each membrane module in the film device equal substantially, it is a tubaeform garden tube that air is all joined case, it is identical with film device inlet external diameter with the ventilation blower outlet to import and export external diameter, and the garden tube of this shape the dead angle occurs in can avoiding fully ventilating.The other end air penetration of film device partly is oxygen-enriched air by membrane module, through the vacuum divider each membrane module is operated under same vacuum, the vacuum divider also is a tubaeform garden tube, its big opening end and the film device port of export are tightly connected, its garden tube sidewall is equipped with fairlead, fairlead links to each other with vavuum pump, is furnished with control valve in the pipe, regulates the flow of oxygen-enriched air.In the vacuum divider osculum end connecting piece is arranged, be tightly connected with the central tube of each rolled membrane module, be the hypoxic air that becomes after air is held back by membrane module by what the osculum end was drawn, on osculum end fairlead, control valve be housed, regulate hypoxic air flow and oxygen concentration.Because hypoxic air is very dry, be provided with humidifier for making it be suitable for using, it contains 1/2～1/4 volume water, and hypoxic air contains water vapour after by humidifier and becomes wet air.Be similarly the quality that changes oxygen-enriched air, to also doing on the structure to improve, select for use water ring pump to make vavuum pump, and steam-water separator is set removes part moisture content in the oxygen-enriched air, further handle the fresh air that makes oxygen-enriched air become to contain suitable moisture content through dehydrator again.Below by accompanying drawing structure of the present utility model is given to illustrate further.
Accompanying drawing 1 is produced the structural representation of the device of oxygen enrichment and hypoxic air, 1. air cleaners among the figure for membrane separation process; 2. ventilation blower; 3. air is all joined case; 4. film device; 5. micromanometer; 6. low oxygen valve; 7. humidifier; 8. high oxygen valve; 9. vacuum meter; 10. vacuum divider; 11. water ring pump; 12. steam-water separator; 13. dehydrator; A. oxygen-enriched air outlet; B. hypoxic air outlet.
The device of producing oxygen enrichment and hypoxic air by structure shown in Figure 1 can be an embodiment of the present utility model.This device is mainly by air cleaner 1, and ventilation blower 2, air are all joined case 3, film device 4, vacuum divider 10, low oxygen valve 6, humidifier 7, water ring pump 11, steam-water separator 12 and dehydrator 13 formed, the structure of each several part and assembling as previously mentioned, wherein humidifier 7, steam-water separator 12, the structure of dehydrator 13 and air cleaner 1 all routinely technology process.Its use is as follows, and ventilation blower 2 sucks through the air of air cleaner 1 filtering and delivers to the inlet that air is all joined case 3, and air enters in the centre bore of many rolled membrane modules of film device 4 through all joining case 3; Part air penetration is crossed membrane module and is entered in the vacuum divider 10, the conduit of being drawn by tubaeform vacuum divider 10 sidewalls and the inlet of water ring pump 11 join, water ring pump 11 is extracted oxygen-enriched air in the vacuum divider 10 out, control valve 8 is used for regulating the flow of oxygen-enriched air in the conduit, after oxygen-enriched air is deviate from part moisture content in the steam-water separator 13, enter and further slough water in the dehydrator, making becomes the moistening oxygen-enriched air that is suitable for use, and A draws by the oxygen-enriched air outlet.Enter into the air that centre bore another part tunicle of rolled membrane module holds back and become hypoxic air, deliver to the osculum end fairlead of vacuum divider 10 by connecting piece in the vacuum divider 10, it discharges the amount of hypoxic air through control valve 6 controls, and hypoxic air can export B by hypoxic air and give off application behind the humidifier humidification.Each parts art designs processing and manufacturing routinely in this device, micromanometer 5 and vacuum meter 9 are set for observing pressure in the device.
Above-mentioned oxygen enrichment and the hypoxic air device produced is as ventilation blower distribution 1.1KW, flow 310NM
3/ h, blast 7000Pa film device diameter 1200mm, high 1500mm, in adorn the rolled membrane module of 14 200 * 1000mm, water ring pump SK-12, distribution 18.5KW, final vacuum is greater than-0.085MPa, when vacuum be-during 0.072MPa, the speed of exhaust is 10.2M
3/ mm, it is 170NM that the oxygen-enriched air amount can be provided
3/ h, oxygen concentration are 26%, hypoxic air amount 140NM
3/ h, oxygen concentration were 14.5% (being equivalent to 3000 meters above sea level), can keep supplying hundred sportsmen and train use.This device can provide oxygen enrichment and hypoxic air simultaneously respectively, also can alternately provide oxygen enrichment or hypoxic air.
Claims (4)
1. one kind is adopted embrane method to produce oxygen enrichment and hypoxic air device, comprise air cleaner (1), ventilation blower (2), film device (3) and vavuum pump (11), it is characterized in that all joining case (3) by air between ventilation blower (2) and film device (4) is connected, it is a tubaeform garden tube that air is all joined case (3), and the little Da Kou of garden tube two ends are connected with film device (4) arrival end with ventilation blower (2) port of export respectively; Be connected by vacuum divider (10) between film device (4) and vavuum pump (11), vacuum divider (10) is a tubaeform garden tube, big opening end and film device (4) port of export is tightly connected, the central tube of each rolled membrane module in osculum end inner connection tube and the film device is tightly connected, by the osculum end draw by membrane module hold back the back hypoxic air, osculum end fairlead is equipped with low oxygen valve (6), regulates the amount and the oxygen concentration of discharging hypoxic air; All be in charge of (10) sidewall in vacuum and conduit and vavuum pump (11) inlet is housed is connected, export by vavuum pump (11) and make oxygen-enriched air.
2. according to the described device of claim 1, it is characterized in that dressing up by many rolled film spare combinations in the film device (4).
3. according to the described device of claim 1, it is characterized in that hypoxic air sends into humidifier (7) behind low oxygen valve (6), humidifier (7) is for containing the closed box of 1/2～1/4 volume water.
4. according to the described device of claim 1, it is characterized in that vavuum pump (11) is a water ring pump (11), be provided with steam-water separator (12) and dehydrator (13) behind the water ring pump (11), oxygen-enriched air is discharged after steam-water separator (12) is isolated moisture content by water ring pump (11), further obtains oxygen-enriched air after the dehydration through dehydrator (13) again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96226724 CN2301252Y (en) | 1996-06-28 | 1996-06-28 | Apparatus for preparing oxygen-enriched air and low-oxygen air by membrane separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96226724 CN2301252Y (en) | 1996-06-28 | 1996-06-28 | Apparatus for preparing oxygen-enriched air and low-oxygen air by membrane separation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2301252Y true CN2301252Y (en) | 1998-12-23 |
Family
ID=33905022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96226724 Expired - Fee Related CN2301252Y (en) | 1996-06-28 | 1996-06-28 | Apparatus for preparing oxygen-enriched air and low-oxygen air by membrane separation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2301252Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920373A (en) * | 2014-03-14 | 2014-07-16 | 苏州亚都环保科技有限公司 | Apparatus for purifying air and enriching oxygen by using polymeric membrane process |
| CN105060251A (en) * | 2015-08-18 | 2015-11-18 | 姜天峰 | Oxygen-rich fresh air oxygen generating unit for air purification |
| CN112897468A (en) * | 2021-02-26 | 2021-06-04 | 西藏大学 | Membrane separation oxygen generation method |
-
1996
- 1996-06-28 CN CN 96226724 patent/CN2301252Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103920373A (en) * | 2014-03-14 | 2014-07-16 | 苏州亚都环保科技有限公司 | Apparatus for purifying air and enriching oxygen by using polymeric membrane process |
| CN105060251A (en) * | 2015-08-18 | 2015-11-18 | 姜天峰 | Oxygen-rich fresh air oxygen generating unit for air purification |
| CN105060251B (en) * | 2015-08-18 | 2017-03-22 | 姜天峰 | Oxygen-rich fresh air oxygen generating unit for air purification |
| CN112897468A (en) * | 2021-02-26 | 2021-06-04 | 西藏大学 | Membrane separation oxygen generation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7367083B2 (en) | Artificial lung system and its usage | |
| CN208186653U (en) | air conditioner | |
| CN2301252Y (en) | Apparatus for preparing oxygen-enriched air and low-oxygen air by membrane separation | |
| CN110375400B (en) | Split type new trend device in kitchen | |
| CN202128796U (en) | Oxygen source supply device used for anaesthesia machine or respirator | |
| CN105213138B (en) | A kind of difunctional treatment tank of air oxygen | |
| CN210057076U (en) | Water electrolysis hydrogen production and oxygen production breathing device capable of refluxing discharged hydrogen | |
| CN102151351B (en) | Portable oxygen source supply device applicable to anaesthesia apparatus or breathing machine | |
| CN111419597A (en) | Movable box type oxygen supply room | |
| CN114632246A (en) | Children are with bottled design type oxygen humidity filtration formula allergy-free air exchanger | |
| JPS61280217A (en) | Greenhouse culture method | |
| CN205126668U (en) | Difunctional therapeutical cabin of air oxygen | |
| CN2281184Y (en) | Small size oxygen concentrator for breath by method of using membrane | |
| CN208606329U (en) | A kind of indoor oxygen content regulating system | |
| JPH06105873A (en) | Oxygen tent | |
| CN218529141U (en) | Medical oxygen inhalation device for hyperbaric oxygen chamber | |
| CN219735511U (en) | Air circulation equipment | |
| CN205048603U (en) | Air circulating system | |
| CN205268777U (en) | Breathe internal medicine oxygen therapy auxiliary device | |
| CN2216835Y (en) | Oxygenating device | |
| CN2668187Y (en) | Adjustable low-oxygen instrument | |
| CN204434279U (en) | The passive room of oxygen enrichment based on pressure-variable adsorption | |
| CN207813183U (en) | A kind of uniform oxygen-enriched tent of oxygenation | |
| CN217947788U (en) | Water body aeration and oxygenation equipment for constructed wetland restoration | |
| CN110227313B (en) | Large-scale passenger car fresh air system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |