CN201864560U - Membrane separation oxygen enrichment device - Google Patents
Membrane separation oxygen enrichment device Download PDFInfo
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- CN201864560U CN201864560U CN2010206275908U CN201020627590U CN201864560U CN 201864560 U CN201864560 U CN 201864560U CN 2010206275908 U CN2010206275908 U CN 2010206275908U CN 201020627590 U CN201020627590 U CN 201020627590U CN 201864560 U CN201864560 U CN 201864560U
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Abstract
The utility model relates to an oxygen enrichment device, in particular to a hollow fiber membrane separation oxygen enrichment device with large flow and small size. Each component is sequentially connected with an air filter, a compressor, a heat pipe air cooling radiator, a dewatering filter, a feed gas buffer bottle, a pressure regulating valve, a hollow fiber membrane separator, an oxygen buffer bottle, and an oxygen inhalation mask from a gas flow meter to an oxygen outlet through air inlet pipelines and connecting pipelines. The membrane separation oxygen enrichment device is characterized in that a safe regulating valve and a check valve are connected between an outlet of the feed gas buffer bottle and an outlet of the oxygen buffer bottle through pipelines to constitute a flow compensation regulation control mechanism. The utility model provides a small hollow fiber membrane separation oxygen enrichment device with high oxygen concentration and large flow through the innovation of the technological process so as to ensure the need of oxygen inhalation in the aspect of medical care.
Description
Technical field
The utility model relates to oxygen-enriching device, is the hollow-fibre membrane separation oxygen enrichment device that a kind of flow is big, volume is little.
Background technology
The membrane sepn oxygenerating technology has obtained wide model application and fast-developing as a kind of novel separation and concentration technology at petrochemical complex, light industry, weaving, food, biotechnology, medicine, field of environment protection.China starts from early 1980s to the research of membrane sepn oxygen enrichment technology, earlier by the how tame chemistry institute synergistic operation of Chinese Academy of Sciences's tissue, carry out the research of polymeric membrane oxygen enrichment technology, the separatory membrane maximum oxygen concentration 30% of research is mainly used in the combustion-supporting oxygen-enriching device of large scale industry.Because the volume of membrane module is big, does not have corresponding miniaturization product, causes the membrane sepn oxygen-enriching device to relatively lag behind aspect miniaturized application.Particularly the oxygen enrichment flow does not appear in the newspapers basically greater than the prototyping in kind of the miniaturization oxygen-enriching device more than 10 Liter Per Minutes.During normal oxygen therapy health care oxygen uptake, general oxygen concn is controlled between 30%～40%, and avoiding the danger of oxygen concentration greater than 50% o'clock oxygen intoxication, this is the big advantage of membrane sepn oxygen enrichment technology (oxygen concn 25%～50%) aspect oxygen therapy health care apparatus of oxygen supply just also.At present aspect flow, owing to be subjected to the restriction of membrane separation assemblies, the flow of oxygen-enriching device is relatively low, mainly be that the two the variation of flow and oxygen concn is inverse ratio and changes, guarantee higher oxygen concn, certainly will reduce by flow that vice versa, just because of this reason, cause membrane sepn oxygen-enriching device ubiquity oxygen concn and flow after miniaturization on the low side.
Summary of the invention
The utility model purpose is the innovation by technical process, provides a kind of miniaturization, oxygen concn height, hollow-fibre membrane separation oxygen enrichment device that flow is big, to guarantee in the oxygen uptake demand aspect the health care.
Technical solution of the present utility model is: design a kind of membrane sepn oxygen-enriching device, each parts by admission passage and connecting pipeline be connected air filter, compressor, heat pipe air-cooled radiator successively, remove water filter, unstripped gas surge flask, pressure regulator valve, hollow fiber membrane separator, oxygen surge flask, gas meter be to the oxygen face mask of oxygen outlet; It is characterized in that: between outlet of unstripped gas surge flask and the outlet of oxygen surge flask, be connected with safety regulating valve and check valve formation flow covering adjusting controlling organization by pipeline.
The nitrogen discharge mouth of described hollow fiber membrane separator is connected with flow control valve and exhaust snubber, and nitrogen is through the exhaust snubber discharging.
The oxygen outlet of described gas meter is connected by the gas test cabinet of four ventilation channels and one 1 cubic capacity; The gas test cabinet corresponding with the oxygen supply inlet mouth have identical size to discharge orifice.
Simple in structure, the compact in design of the utility model, easy to use.Novelty adopts flow covering regulation and control system, when guaranteeing oxygen concentration, significantly improves flow.Realized that volume is little, flow is big, concentration is high and met the target of health care oxygen uptake demand.
The utility model compared with prior art has the following advantages and positively effect: 1. operation control does not simply have the switch valve of frequent operation, operating in a key, convenient use, reliability height.2. employing system integration technology, volume is little, and compact construction is fit to vehicle-mounted use.3. novelty adopts flow covering regulation and control system, and when guaranteeing oxygen concentration, throughput ratio general technology flow process technology effectively improves 70%.4. the stable output of oxygen concn is controlled at 30%～50% scope, and flow can guarantee can guarantee the oxygen uptake demand of 3 to 5 people's health care aspects that in 10L/min～22L/min scope its result of use meets security and economy requirement.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 the utility model system architecture schematic block diagram;
Fig. 2 is the utility model circuit control principle figure.
Among the figure: 1, admission passage; 2, air filter; 3, compressor; 4, heat pipe air-cooled radiator; 5, remove water filter; 6, unstripped gas surge flask; 7, pressure regulator valve; 8, hollow fiber membrane separator; 9, flow control valve; 10, exhaust snubber; 11, nitrogen; 12, oxygen surge flask; 13, gas meter; 14, oxygen face mask; 15, check valve; 16, safety regulating valve; 17, power knob; 18, start button.
Embodiment
This membrane sepn oxygen-enriching device of embodiment 1 design, each parts by admission passage 1 and connecting pipeline be connected air filter 2, compressor 3, heat pipe air-cooled radiator 4 successively, remove water filter 5, unstripped gas surge flask 6, pressure regulator valve 7, hollow fiber membrane separator 8, oxygen surge flask 12, gas meter 13 be to the oxygen face mask 14 of oxygen outlet; Be with the difference of conventional membrane sepn oxygen-enriching device, between 6 outlets of unstripped gas surge flask and oxygen surge flask 12 inlets, form flows covering regulation and control systems by pipeline connection having increased safety regulating valve 16 and check valve 15, it is characterized in that: between unstripped gas surge flask 6 outlet and oxygen surge flask 12 inlets, connect by pipeline and safety regulating valve 16 and check valve 15 to be housed to constitute the flows covering and regulate controlling organizations.
Embodiment 2 as shown in Figure 1, the membrane sepn oxygen-enriching device comprises that admission passage 1, connecting pipeline connect air filter 2, compressor 3, heat pipe air-cooled radiator 4 successively, remove water filter 5, unstripped gas surge flask 6, pressure regulator valve 7, hollow fiber membrane separator 8, oxygen surge flask 12, gas meter 13 be to the oxygen face mask 14 of oxygen outlet.Hollow-fibre membrane nitrogen 8 discharge outlets are equipped with flow control valve 9 and exhaust snubber 10, and nitrogen 11 is through exhaust snubber 10 dischargings.
The oxygen outlet of gas meter 13 is connected by the gas test cabinet of four ventilation channels and one 1 cubic capacity; The gas test cabinet corresponding with the oxygen supply inlet mouth have identical size to discharge orifice.
Controlling System is controlled power supply, compressor 3 and heat pipe air-cooled radiator 4 respectively by power knob 17 and start button 18.
Thereby under the situation that does not increase hollow fiber membrane separator, effectively guaranteed the lifting significantly of oxygen concentration and flow.
Flow covering regulation and control system of the present utility model in use is equivalent to the bridge circuit of electron product circuit system, can play equilibrium system pressure, according to the oxygen concentration of automatic regulation system for pressure and the effect of flow; Its another effect is to prevent that system pipeline from stopping up back pressure and suddenly raising and cause parts damage etc., guarantees the security of using.
Concrete working process of the present utility model is: as shown in Figure 2, press power knob 17, pilot lamp R1 is bright, shows that power connection can start, and presses start button 18, and pilot lamp R2 is bright, shows device operation beginning oxygen supply.System's initial setting up peak flow is 21 Liter Per Minutes, corresponding oxygen concn 34.5%, minimum flow rate 10 Liter Per Minutes, corresponding oxygen concn 45.0%.The user of service can regulate by the Flow-rate adjustment knob of gas meter 13 as required.When the many people of needs oxygen supply simultaneously, oxygen face mask 14 is taken off, connect a plurality of oxygen face masks 14 at the oxygen outlet of gas meter 13 and distribute and can realize.In the time of need stopping oxygen supply, press start button 18 earlier, press power knob 17 again and get final product.
The working process of an embodiment of the present utility model is as follows: the oxygen outlet of the gas meter 13 of the membrane sepn oxygen-enriching device gas test cabinet by four ventilation channels and one 1 cubic capacity is connected, the gas test cabinet is corresponding reserve and the identical size of oxygen supply inlet mouth to discharge orifice, all the other positions, hole all keep sealing, with the supplying oxygen to body test of simulation closed environment (4 of reservation to discharge orifice, be equivalent to have in the process of the test 4 people in the gas test cabinet, to consume isopyknic oxygen air that contains).After tested, membrane sepn oxygen-enriching device oxygen flow is 20 Liter Per Minutes, oxygen concn 32.0%.After 50 minutes, the oxygen concentration in the gas test cabinet reaches 30.0%, and humidity has risen 13.8% before the test.Prove through test-results, humidity is higher than the atmospheric moisture in the environment in the oxygen of the utility model preparation, is more suitable for human body respiration and uses, and the system oxygen flow can satisfy the above many people oxygen supply simultaneously demand of 4 people, also can be used for the oxygen supply of little spatial diffuse type, improve amenity.
The utility model is not limited to above-mentioned giving an example, and he also has some improvement and modification, but does not exceed essential scope of the present utility model.
Claims (3)
1. membrane sepn oxygen-enriching device, each parts by admission passage (1) and connecting pipeline be connected air filter (2), compressor (3), heat pipe air-cooled radiator (4) successively, remove water filter (5), unstripped gas surge flask (6), pressure regulator valve (7), hollow fiber membrane separator (8), oxygen surge flask (12), gas meter (13) be to the oxygen face mask (14) of oxygen outlet; It is characterized in that: between unstripped gas surge flask (6) outlet and oxygen surge flask (12) outlet, be connected with safety regulating valve (16) and check valve (15) formation flow covering adjusting controlling organization by pipeline.
2. the described membrane sepn oxygen-enriching device of root claim 1, it is characterized in that: the nitrogen discharge mouth of described hollow fiber membrane separator (8) is connected with flow control valve (9) and exhaust snubber (10), and nitrogen (11) is through exhaust snubber (10) discharging.
3. the described membrane sepn oxygen-enriching device of root claim 1 is characterized in that: the oxygen outlet of described gas meter (13) is connected by the gas test cabinet of four ventilation channels and one 1 cubic capacity; The gas test cabinet corresponding with the oxygen supply inlet mouth have identical size to discharge orifice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206275908U CN201864560U (en) | 2010-11-27 | 2010-11-27 | Membrane separation oxygen enrichment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206275908U CN201864560U (en) | 2010-11-27 | 2010-11-27 | Membrane separation oxygen enrichment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201864560U true CN201864560U (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206275908U Expired - Fee Related CN201864560U (en) | 2010-11-27 | 2010-11-27 | Membrane separation oxygen enrichment device |
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| CN (1) | CN201864560U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502512A (en) * | 2011-11-07 | 2012-06-20 | 上海奕材环保科技有限公司 | Method for providing oxygen rich gas with stable flow and purity for oxygen rich combustion supporting of kiln |
| CN106178849A (en) * | 2016-08-31 | 2016-12-07 | 安徽美空气电科技有限公司 | A kind of system realizing air nitrogen oxygen separating based on frequency conversion negative pressure method |
| CN112897468A (en) * | 2021-02-26 | 2021-06-04 | 西藏大学 | Membrane separation oxygen generation method |
| CN114637233A (en) * | 2020-12-16 | 2022-06-17 | 佛山市顺德区美的电热电器制造有限公司 | Cooking device, cooking appliance, cooking control method and medium |
-
2010
- 2010-11-27 CN CN2010206275908U patent/CN201864560U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502512A (en) * | 2011-11-07 | 2012-06-20 | 上海奕材环保科技有限公司 | Method for providing oxygen rich gas with stable flow and purity for oxygen rich combustion supporting of kiln |
| CN102502512B (en) * | 2011-11-07 | 2013-04-17 | 上海奕材环保科技有限公司 | Method for providing oxygen rich gas with stable flow and purity for oxygen rich combustion supporting of kiln |
| CN106178849A (en) * | 2016-08-31 | 2016-12-07 | 安徽美空气电科技有限公司 | A kind of system realizing air nitrogen oxygen separating based on frequency conversion negative pressure method |
| CN114637233A (en) * | 2020-12-16 | 2022-06-17 | 佛山市顺德区美的电热电器制造有限公司 | Cooking device, cooking appliance, cooking control method and medium |
| CN114637233B (en) * | 2020-12-16 | 2024-04-26 | 佛山市顺德区美的电热电器制造有限公司 | Cooking device, cooking appliance, cooking control method and medium |
| CN112897468A (en) * | 2021-02-26 | 2021-06-04 | 西藏大学 | Membrane separation oxygen generation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20151127 |