CN103738925A - Oxygenator - Google Patents
Oxygenator Download PDFInfo
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- CN103738925A CN103738925A CN201310689441.2A CN201310689441A CN103738925A CN 103738925 A CN103738925 A CN 103738925A CN 201310689441 A CN201310689441 A CN 201310689441A CN 103738925 A CN103738925 A CN 103738925A
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- air outlet
- oxygen
- inlet mouth
- molecular sieve
- air
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Abstract
The invention discloses an oxygenator, which comprises an air filter, an air inlet silencer, a compressor, a condenser, an adsorption apparatus, an oxygen storage pot, a pressure-regulating valve, a filter, an oxygen flowmeter, a wet cup and an oxygen outlet which enable unidirectional connection in order. The provided oxygenator has the advantages of reasonable design, little noise, long usage life of a molecular sieve adsorption tower, safety and reliablility, and the oxygenator takes regard of comfortableness problem for the patients, so that the oxygenator is suitable for general popularization and 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 is to utilize air separation technology, first air is made it to carry out at a certain temperature gas-liquid disengaging with the difference of the condensation point of each composition in high density compressed recycling air, more further rectifying and obtaining; Domestic oxygen erator principle of work is to utilize molecular sieve physical adsorption and desorption technique.Filling molecular sieve in oxygenerator, can be by nitrogen adsorption in air when pressurization, and remaining unabsorbed oxygen is collected, and becomes highly purified oxygen after purifying treatment.At present, small domestic oxygenator has become healthcare product very salable, selects a good oxygenerator, can help us scientifically to carry out oxygen health care.But current oxygenerator exists work noise large, air pre-treating process too simply causes the molecular sieve problem such as 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:
An oxygenerator, is characterized in that: the air filter, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and the oxygen exhaust that comprise unidirectional connection successively.
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 of filtrated air and dusts;
Admission air silencer: for eliminating the aerodynamic noise producing when air enters described compressor inlet;
Compressor: for generation of pressurized air;
Condenser: for the remaining moisture of condensation pressurized air, after condensate moisture, by throttling valve, by atomization outlet, discharged, guarantee to enter in the pressurized air of described adsorption unit without moisture, thus the work-ing life of improving adsorption unit;
Adsorption unit: for continuous production high-purity oxygen, oxygen purity is greater than 90%, described adsorption unit possesses when pressurization nitrogen adsorption, and oxygen is collected into oxygen container after by 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 that regulates oxygen to be discharged by described oxygen container air outlet;
Strainer: for filtering the impurity of high-purity oxygen;
Oxygen flow meter: for controlling the output flow of high-purity oxygen;
Humidifying cup: for humidification high-purity oxygen, make high-purity oxygen guarantee 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 atomization outlet, between the air outlet of described condenser and described atomization outlet, is provided with throttling valve.
Described atomization outlet is discharged the moisture in pressurized air by the adjusting of throttling valve.
Described adsorption unit number is at least 2 and be arranged side by side, described adsorption unit comprises minute gas control valve, pneumavalve and the adsorbing tower with molecular sieve being connected successively, the inlet mouth of described minute gas control valve is connected with the air outlet of described condenser, the air outlet of described minute 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 with the inlet mouth of described oxygen container by check valve.
Within described minute, gas control valve is for controlling the amount that the pressurized air of being exported by condenser is distributed to each adsorption unit, when having 2 adsorption units, it is generally minute gas control valve of an adsorption unit of performing fighting, make the adsorption oxygen-preparation work of pressurizeing of this adsorption unit, after this adsorption unit adsorptive capacity is saturated, close this minute gas control valve, start step-down regenerative sorption device, open minute gas control valve of another adsorption unit simultaneously, adsorption oxygen-preparation work starts to pressurize, circulation, realizes continuous oxygen generation and so forth;
Described pneumavalve is used for regulating pressure;
Molecular sieve adsorption medium is housed in described adsorbing tower with molecular sieve, the airborne nitrogen of adsorption compression when pressurizeing and collect oxygen, thus discharge the regeneration that the nitrogen being adsorbed is realized molecular sieve adsorption medium during step-down.
Described in each, between adsorbing tower with molecular sieve, by equalizing valve, connect.
Described equalizing valve is for making described in each the pressure in adsorbing tower with molecular sieve identical.
Described minute gas control valve and equalizing valve are controlled 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.
Aerodynamic noise when described exhaust snubber is exported by pneumavalve air outlet for eliminating pressurized air.
A kind of oxygenerator provided by the invention, utilizes the characteristic of molecular sieve adsorption medium selective adsorption nitrogen, in an encloses container that molecular sieve adsorption medium is housed, injects air, and the pressure in container can increase.At this moment, molecular sieve, along with the rising of environmental stress, is understood the nitrogen in a large amount of absorbed airs, and airborne oxygen still exists with gas form, and is collected through certain pipeline.This process is referred to as " absorption " process conventionally.When the molecular sieve adsorption nitrogen in container acquires a certain degree when saturated (), container is carried out to exhaust decompression, and molecular sieve adsorption medium is along with environmental stress reduces, and the ability of absorption nitrogen declines, nitrogen is released from molecular sieve adsorption medium inside, as waste gas, discharges.This process is referred to as " desorb " conventionally.Oxygenerator of the present invention adopts at least 2 adsorption units, and cyclical operation guarantees the continual and steady output of oxygen; 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 the impurity such as the moisture that utilizes in air filter filtrated air and dust, utilize condenser to eliminate the moisture in pressurized air, to guarantee to enter in the pressurized air of described adsorption unit without moisture, thus the work-ing life of improving adsorption unit.A kind of oxygenerator provided by the invention, reasonable in design, noise is little, and adsorbing tower with molecular sieve long service life is safe and reliable, and has considered the problem of patient's comfort, is applicable to generally applying.
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: the air filter, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and the oxygen exhaust that comprise unidirectional connection successively.
The air outlet of described condenser is also connected with atomization outlet, between the air outlet of described condenser and described atomization outlet, is provided with throttling valve.
Described adsorption unit number is at least 2 and be arranged side by side, described adsorption unit comprises minute gas control valve, pneumavalve and the adsorbing tower with molecular sieve being connected successively, the inlet mouth of described minute gas control valve is connected with the air outlet of described condenser, the air outlet of described minute 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 with the inlet mouth of described oxygen container by check valve.
Described in each, between adsorbing tower with molecular sieve, by equalizing valve, connect.
Described minute gas control valve and equalizing valve are controlled 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 (8)
1. an oxygenerator, is characterized in that: the air filter, admission air silencer, compressor, condenser, adsorption unit, oxygen container, relief valve, strainer, oxygen flow meter, humidifying cup and the oxygen exhaust that comprise unidirectional connection successively.
2. a kind of oxygenerator according to claim 1, is characterized in that: the air outlet of described condenser is also connected with atomization outlet, between the air outlet of described condenser and described atomization outlet, is provided with throttling valve.
3. a kind of oxygenerator according to claim 1, it is characterized in that: described adsorption unit number is at least 2 and be arranged side by side, described adsorption unit comprises minute gas control valve, pneumavalve and the adsorbing tower with molecular sieve being connected successively, the inlet mouth of described minute gas control valve is connected with the air outlet of described condenser, the air outlet of described minute 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 with the inlet mouth of described oxygen container by check valve.
4. a kind of oxygenerator according to claim 3, is characterized in that: described in each, between adsorbing tower with molecular sieve, by equalizing valve, connect.
5. a kind of oxygenerator according to claim 3, is characterized in that: described minute gas control valve and equalizing valve are controlled by switchboard.
6. a kind of oxygenerator according to claim 3, is characterized in that: the inlet mouth of described pneumavalve is also directly connected with the air outlet of described condenser.
7. a kind of oxygenerator according to claim 3, is characterized in that: the number of described adsorption unit is 2.
8. a kind of oxygenerator according to claim 3, 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310689441.2A CN103738925B (en) | 2013-12-13 | 2013-12-13 | A kind of oxygenerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103738925A true CN103738925A (en) | 2014-04-23 |
| CN103738925B CN103738925B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310689441.2A Active CN103738925B (en) | 2013-12-13 | 2013-12-13 | A kind of oxygenerator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108275657A (en) * | 2018-03-27 | 2018-07-13 | 孙田田 | A kind of safe Domestic oxygen erator |
| 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 |
| 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 |
-
2013
- 2013-12-13 CN CN201310689441.2A patent/CN103738925B/en active Active
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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103738925B (en) | 2016-01-13 |
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