CN103738925B - A kind of oxygenerator - Google Patents
A kind of oxygenerator Download PDFInfo
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- CN103738925B CN103738925B CN201310689441.2A CN201310689441A CN103738925B CN 103738925 B CN103738925 B CN 103738925B CN 201310689441 A CN201310689441 A CN 201310689441A CN 103738925 B CN103738925 B CN 103738925B
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- air outlet
- oxygen
- molecular sieve
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- inlet mouth
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Abstract
The invention discloses a kind of oxygenerator, it is characterized in that: comprise the air filter of unidirectional connection successively, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and oxygen exhaust.A kind of oxygenerator provided by the invention, reasonable in design, noise is little, adsorbing tower with molecular sieve long service life, safe and reliable, and take into account the problem of patient's comfort, is applicable to popularity application.
Description
Technical field
The present invention relates to a kind of oxygenerator, belong to medical instruments field.
Background technology
The principle of industrial oxygenerating machine utilizes air separation technology, first made it to carry out gas-liquid disengaging at a certain temperature with the difference of the condensation point of each composition in high density compressed recycling air by air, more further rectifying and obtaining; Domestic oxygen erator principle of work utilizes molecular sieve physical adsorption and desorption technique.Filling molecular sieve in oxygenerator, can by nitrogen adsorption in air when pressurizeing, and remaining unabsorbed oxygen is collected, after purifying treatment, namely become highly purified oxygen.At present, small domestic oxygenator has become healthcare product very salable, selects the oxygenerator that good, and us can be helped scientifically to carry out oxygen health care.But it is large to there is work noise in current oxygenerator, the air pre-treating process problem such as too simply cause molecular sieve to shorten work-ing life.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of safe and reliable, noise is little, the oxygenerator of adsorbing tower with molecular sieve long service life.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of oxygenerator, is characterized in that: comprise the air filter of unidirectional connection successively, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and oxygen exhaust.
Air is entered by the inlet mouth of described air filter, the air outlet of described air filter is connected with the inlet mouth of described admission air silencer, the air outlet of described admission air silencer is connected with the inlet mouth of described compressor, the air outlet of described compressor is connected with the inlet mouth of described condenser, the air outlet of described condenser is connected with the inlet mouth of described adsorption unit, the air outlet of described adsorption unit is connected with the inlet mouth of described oxygen container, the air outlet of described oxygen container is connected with the inlet mouth of described relief valve, the air outlet of described relief valve is connected with the inlet mouth of described strainer, the air outlet of described strainer is connected with the inlet mouth of described oxygen flow meter, the air outlet of described oxygen flow meter is connected with the inlet mouth of described humidifying cup, the air outlet of described humidifying cup is connected with described oxygen exhaust.
The function of above each several part is:
Air filter: for impurity such as the moisture in filtrated air and dusts;
Admission air silencer: for eliminating the aerodynamic noise produced when air enters described compressor inlet;
Compressor: for generation of pressurized air;
Condenser: for moisture remaining in condensation pressurized air, discharged after condensate moisture by throttling valve by atomisation outlet, is ensured to enter without moisture in the pressurized air of described adsorption unit, thus improves the work-ing life of adsorption unit;
Adsorption unit: for continuous production high-purity oxygen, oxygen purity is greater than 90%, nitrogen adsorption when described adsorption unit possesses pressurization, oxygen is by being collected into oxygen container after described adsorption unit; During step-down, nitrogen is released, and realizes the regeneration of described adsorption unit;
Oxygen container: for storing high-purity oxygen;
Relief valve: for the pressure regulating oxygen to be discharged by described oxygen container air outlet;
Strainer: for filtering the impurity in high-purity oxygen;
Oxygen flow meter: for controlling the output flow of high-purity oxygen;
Humidifying cup: for humidification high-purity oxygen, makes high-purity oxygen ensure comfortableness when using to patient;
Oxygen exhaust: be directly connected with patient's nasal cavity or mouth and nose, for giving patient's delivery of high purity oxygen.
The air outlet of described condenser is also connected with atomisation outlet, is provided with throttling valve between the air outlet of described condenser and described atomisation outlet.
Described atomisation outlet discharges the moisture in pressurized air by the adjustment of throttling valve.
Described adsorption unit number is at least 2 and is arranged side by side, described adsorption unit comprises point gas control valve, pneumavalve and the adsorbing tower with molecular sieve that are connected successively, the inlet mouth of described point of gas control valve is connected with the air outlet of described condenser, the air outlet of described point of gas control valve is connected with the inlet mouth of described pneumavalve, the inlet mouth of described pneumavalve is connected with the inlet mouth of described adsorbing tower with molecular sieve, and the air outlet of described adsorbing tower with molecular sieve is connected by the inlet mouth of check valve with described oxygen container.
Described point of gas control valve distributes to the amount of each adsorption unit for the pressurized air controlling to be exported by condenser, when there being 2 adsorption units, it is generally point gas control valve of an adsorption unit of performing fighting, this adsorption unit is made to carry out the work of pressurized adsorbent oxygen, after this adsorption device adsorbs amount is saturated, close this point of gas control valve, start step-down regenerative sorption device, open point gas control valve of another adsorption unit simultaneously, start the work of pressurized adsorbent oxygen, circulate and so forth, realize continuous oxygen generation;
Described pneumavalve is for regulating pressure;
Described adsorbing tower with molecular sieve is built with molecular sieve adsorption medium, and nitrogen during for pressurizeing in adsorption compression air and collect oxygen, during step-down, release is realized the regeneration of molecular sieve adsorption medium by the nitrogen that adsorbs.
Connected by equalizing valve between each described adsorbing tower with molecular sieve.
Described equalizing valve is for making the pressure in each described adsorbing tower with molecular sieve identical.
Described point of gas control valve and equalizing valve control by switchboard.
The inlet mouth of described pneumavalve is also directly connected with the air outlet of described condenser.
The number of described adsorption unit is 2.
The air outlet of described pneumavalve is also connected with exhaust snubber.
Described exhaust snubber is for eliminating aerodynamic noise when pressurized air is exported by pneumavalve air outlet.
A kind of oxygenerator provided by the invention, utilizes the characteristic of molecular sieve adsorption medium selective adsorption nitrogen, and in an encloses container that molecular sieve adsorption medium is housed, inject air, the pressure in container can increase.At this moment, molecular sieve is along with the rising of environmental stress, and the nitrogen in absorbed air that can be a large amount of, the oxygen in air then still exists in gaseous form, and is collected through certain pipeline.This process is referred to as " absorption " process usually.When the molecular sieve adsorption nitrogen in container acquires a certain degree (time saturated), be exhausted decompression to container, molecular sieve adsorption medium is along with the reduction of environmental stress, and the ability of absorption nitrogen declines, nitrogen is released from molecular sieve adsorption media interior, discharges as waste gas.This process is referred to as " desorb " usually.Oxygenerator of the present invention adopts at least 2 adsorption units, cyclical operation, ensures the output that oxygen is continual and steady; In addition, in order to reduce the noise of oxygenerator, the present invention is provided with admission air silencer and exhaust snubber; Also have, air of the present invention has carried out effectively removing miscellaneous operation before entering adsorption unit, comprise impurity such as utilizing the moisture in air filter filtrated air and dust, utilize condenser to eliminate moisture in pressurized air, to ensure to enter without moisture in the pressurized air of described adsorption unit, thus improve the work-ing life of adsorption unit.A kind of oxygenerator provided by the invention, reasonable in design, noise is little, adsorbing tower with molecular sieve long service life, safe and reliable, and take into account the problem of patient's comfort, is applicable to popularity application.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, a kind of oxygenerator, is characterized in that: comprise the air filter of unidirectional connection successively, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and oxygen exhaust.
The air outlet of described condenser is also connected with atomisation outlet, is provided with throttling valve between the air outlet of described condenser and described atomisation outlet.
Described adsorption unit number is at least 2 and is arranged side by side, described adsorption unit comprises point gas control valve, pneumavalve and the adsorbing tower with molecular sieve that are connected successively, the inlet mouth of described point of gas control valve is connected with the air outlet of described condenser, the air outlet of described point of gas control valve is connected with the inlet mouth of described pneumavalve, the inlet mouth of described pneumavalve is connected with the inlet mouth of described adsorbing tower with molecular sieve, and the air outlet of described adsorbing tower with molecular sieve is connected by the inlet mouth of check valve with described oxygen container.
Connected by equalizing valve between each described adsorbing tower with molecular sieve.
Described point of gas control valve and equalizing valve control by switchboard.
The inlet mouth of described pneumavalve is also directly connected with the air outlet of described condenser.
The number of described adsorption unit is 2.
The air outlet of described pneumavalve is also connected with exhaust snubber.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. an oxygenerator, is characterized in that: comprise the air filter of unidirectional connection successively, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and oxygen exhaust; The air outlet of described condenser is also connected with atomisation outlet, is provided with throttling valve between the air outlet of described condenser and described atomisation outlet; Described adsorption unit number is at least 2 and is arranged side by side, described adsorption unit comprises point gas control valve, pneumavalve and the adsorbing tower with molecular sieve that are connected successively, the inlet mouth of described point of gas control valve is connected with the air outlet of described condenser, the air outlet of described point of gas control valve is connected with the inlet mouth of described pneumavalve, the air outlet of described pneumavalve is connected with the inlet mouth of described adsorbing tower with molecular sieve, and the air outlet of described adsorbing tower with molecular sieve is connected by the inlet mouth of check valve with described oxygen container.
2. a kind of oxygenerator according to claim 1, is characterized in that: connected by equalizing valve between each described adsorbing tower with molecular sieve.
3. a kind of oxygenerator according to claim 2, is characterized in that: described point of gas control valve and equalizing valve control by switchboard.
4. a kind of oxygenerator according to claim 1, is characterized in that: the inlet mouth of described pneumavalve is also directly connected with the air outlet of described condenser.
5. a kind of oxygenerator according to claim 1, is characterized in that: the number of described adsorption unit is 2.
6. a kind of oxygenerator according to claim 1, is characterized in that: the air outlet of described pneumavalve is also connected with exhaust snubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689441.2A CN103738925B (en) | 2013-12-13 | 2013-12-13 | A kind of oxygenerator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310689441.2A CN103738925B (en) | 2013-12-13 | 2013-12-13 | A kind of oxygenerator |
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| Publication Number | Publication Date |
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| CN103738925A CN103738925A (en) | 2014-04-23 |
| CN103738925B true CN103738925B (en) | 2016-01-13 |
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| CN201310689441.2A Active CN103738925B (en) | 2013-12-13 | 2013-12-13 | A kind of oxygenerator |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109384199A (en) * | 2017-08-11 | 2019-02-26 | 广东牧人王电器有限公司 | A kind of oxygen generation system and method |
| CN108275657A (en) * | 2018-03-27 | 2018-07-13 | 孙田田 | A kind of safe Domestic oxygen erator |
| CN110822813A (en) * | 2019-11-18 | 2020-02-21 | 江苏安高科技有限公司 | Oxygenerator control system |
| CN111268650A (en) * | 2020-04-15 | 2020-06-12 | 阿特拉斯·科普柯(无锡)压缩机有限公司 | Oxygen generator |
| CN112691454A (en) * | 2020-12-15 | 2021-04-23 | 李勇 | Air source filtering device and oxygen generating device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748838A (en) * | 2005-09-07 | 2006-03-22 | 北京科技大学 | Small equalizing variable pressure adsorptive oxygen making device of adsorber air inlet end |
| CN203699901U (en) * | 2013-12-13 | 2014-07-09 | 科迈（常州）电子有限公司 | Oxygen generator |
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2013
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748838A (en) * | 2005-09-07 | 2006-03-22 | 北京科技大学 | Small equalizing variable pressure adsorptive oxygen making device of adsorber air inlet end |
| CN203699901U (en) * | 2013-12-13 | 2014-07-09 | 科迈（常州）电子有限公司 | Oxygen generator |
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| CN103738925A (en) | 2014-04-23 |
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