CN101433743A - Mini-oxygen controller - Google Patents
Mini-oxygen controller Download PDFInfo
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- CN101433743A CN101433743A CNA2008102440778A CN200810244077A CN101433743A CN 101433743 A CN101433743 A CN 101433743A CN A2008102440778 A CNA2008102440778 A CN A2008102440778A CN 200810244077 A CN200810244077 A CN 200810244077A CN 101433743 A CN101433743 A CN 101433743A
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- oxygen supply
- oxygen
- emergency
- gas circuit
- output interface
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Abstract
The invention relates to a mini oxygen controller. An air passage connected with an oxygen cylinder is provided with a quick connecting mechanism, a filter block, a pressure gauge and a pressure reducer in sequence. The air passage outputted through the pressure reducer is divided into an emergency oxygen supply air passage and a pulsating movement oxygen supply air passage, wherein the emergency oxygen supply air passage is connected with an output interface through an emergency oxygen supply switch via an adjustable flow rate mechanism for emergency oxygen supply, while the pulsating movement oxygen supply air passage is connected with the output interface through an electromagnetic valve for pulsating movement oxygen supply; the electromagnetic valve is also connected with an operational amplification circuit and a micro pressure difference sensor in sequence; and an interface of the micro pressure difference sensor is connected with the output interface. The oxygen controller is provided with an emergency oxygen supply mode and a pulsating movement oxygen supply mode, adopts the emergency oxygen supply mode for continuous oxygen supply during first aid, and adopts the pulsating movement oxygen supply mode for intermittent oxygen supply when the controller is only used for improving the breathing condition of a human body, thereby increasing the utilization rate of oxygen, and reducing consumption of the oxygen.
Description
Technical field
The present invention relates to a kind of oxygen controller, the mini-oxygen controller of particularly a kind of accurate control oxygen flow and frequency.
Background technology
The oxygen feedway that uses all is that simple control valve is installed on oxygen cylinder at present, can only the by-pass valve control opening and closing, can't accurately control oxygen flow and frequency adapts to different requirements of customers, have that the oxygen expenditure amount is big, oxygen concentration is crossed high defective, cause oxygen supply gas cylinder volume bigger and lasting oxygen supply time is not long, cause the unnecessary waste of oxygen.Even if add independently air relief valve and effusion meter in addition, its sealing, security performance also can not get guaranteeing.
The patent No. is that 96210988.6 portable oxygen supply, the patent No. are 200620024494.8 liquid oxygen pulse oxygen supply device, both oxygen supply gas circuits are single, can only use as lasting oxygen supply use or pulsating oxygen supply separately, and structure is loaded down with trivial details, not compact, use inconvenience, economic and practical is low, can't generally use.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, profile is exquisite, be easy to carry, can accurately control oxygen flow and frequency, the mini-oxygen controller of conserve oxygen.
In order to achieve the above object, the technical solution used in the present invention is: a kind of mini-oxygen controller, meet sb. at the airport the soon oxygen cylinder of air inlet connecting band high-voltage switch gear of structure, filter block, Pressure gauge, decompressor are installed on the gas circuit of its blowing mouth successively, the characteristics of difference prior art are to be divided into emergency oxygen supply gas circuit and pulsation oxygen supply gas circuit two gas circuits through the gas circuit that decompressor is exported, and one road emergency oxygen supply gas circuit links to each other with output interface through the adjustable measuring mechanism by emergency oxygen supply valve and carries out emergency oxygen supply; Pulsation oxygen supply gas circuit in another road is by the electromagnetic valve oxygen supply of pulsing that links to each other with output interface, also be connected to operational amplification circuit and micro-pressure sensor on the electromagnetic valve successively, the interface of micro-pressure sensor links to each other with output interface, the interface of micro-pressure sensor is gathered the breathing pulse duration frequency signal of output interface, control solenoid valve conduction time and frequency through operational amplification circuit, and realize many gears adjustings of pulsation oxygen supply gas circuit oxygen flow by the driving switch on the operational amplification circuit.
Further, the range of accommodation of described emergency oxygen supply gas circuit oxygen flow is 0-10Lpm.
Compared with prior art, the invention has the beneficial effects as follows: this oxygen controller is provided with two kinds of patterns of emergency oxygen supply and pulsation oxygen supply, adopts the emergency oxygen supply pattern during first aid, oxygen supply continuously; Only when improving the human body respiration situation and use, adopt pulsation oxygen supply pattern, intermittent oxygen supply increases the oxygen utilization rate, reduces the consumption of oxygen.Decompressor can guarantee that the output oxygen pressure keeps stable, thereby the oxygen that guarantees outfan be stablized adjustable when the oxygen cylinder internal pressure is too high; Anoxic conditions according to user, regulate the time of the each conducting of electromagnetic valve by driving switch, utilize the control foundation of the signal of micro-pressure sensor detection as electromagnetic valve, micro-pressure sensor is the detecting breathing frequency accurately, handle the turn-on frequency of back control electromagnetic valve by operational amplification circuit, realize the adjustable of oxygen flow, thereby accurately control oxygen output flow and frequency.This oxygen supplying controller is low in energy consumption, precision is high, supply gas pressure is stable, and intelligent control has improved the service efficiency of oxygen.
Description of drawings
Fig. 1 is a systematic schematic diagram of the present invention;
Fig. 2 is a mini-oxygen controller control box Facad structure sketch map;
Fig. 3 is a mini-oxygen controller control box structure sketch map.
Among the figure, oxygen cylinder 1, the structure 2 of meeting sb. at the airport soon, filter block 3, Pressure gauge 4, decompressor 5, emergency oxygen supply valve 6, electromagnetic valve 7, operational amplification circuit 8, micro-pressure sensor 9, adjustable measuring mechanism 10, output interface 11, fast connection interface 12, pulsation display lamp 13, driving switch 14, power supply indicator 15, on and off switch 16, shell 17.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
A kind of mini-oxygen controller shown in Fig. 1, oxygen cylinder 1 interface is connected with the structure 2 of meeting sb. at the airport soon, with on the gas circuit that the structure 2 of meeting sb. at the airport soon links to each other filter block 3 is installed successively, Pressure gauge 4, decompressor 5, gas circuit through decompressor 5 outputs is divided into emergency oxygen supply gas circuit and pulsation oxygen supply gas circuit two gas circuits, emergency oxygen supply valve 6 is installed on the emergency oxygen supply gas circuit, adjustable measuring mechanism 10 links to each other with output interface 11, on the pulsation oxygen supply gas circuit electromagnetic valve 7 being installed links to each other with output interface 11, operational amplification circuit 8 and electromagnetic valve 7, micro-pressure sensor 9 links to each other, and micro-pressure sensor 9 links to each other with output interface 11.Decompressor 5 guarantees that the output oxygen pressures keep stable, adopts emergency oxygen supply during first aid, by emergency oxygen supply valve 6 through the 10 continuous oxygen supplys of adjustable measuring mechanism; Adopt the pulsation oxygen supply during normal the use, micro-pressure sensor 9 detecting breathing pulse frequencies are controlled electromagnetic valve 7 ON times and frequencies by operational amplification circuit 8, thereby realize the adjusting of oxygen output.Under the emergency oxygen supply pattern, oxygen flow is adjustable between 0-10Lpm, and under the pulsation oxygen supply pattern, it is adjustable to set six kinds of oxygen flow gears.
Fig. 2,3 is depicted as the mini-oxygen controller control box, shell 17 fronts of mini-oxygen controller control box are provided with Pressure gauge 4, pulsation display lamp 13, driving switch 14, power supply indicator 15, on and off switch 16, shell 17 back sides are provided with emergency oxygen supply valve 6, output interface 11, pulsation display lamp 13, driving switch 14, power supply indicator 15 and on and off switch 16 are located on the operational amplification circuit 8, and the control box middle part is provided with fast connection interface 12.
When needing emergency oxygen supply, fast connection interface 12 is connected oxygen cylinder 1, output interface 11 inserts the patient respiration end, open emergency oxygen supply valve 6, oxygen cylinder 1 directly carries out emergency oxygen supply to patient through filter block 3, Pressure gauge 4, decompressing table 5, oxygen pressure is shown that by Pressure gauge adjustable measuring mechanism 10 is regulated oxygen flow.
When needing the pulsation oxygen supply, fast connection interface 12 is connected oxygen cylinder 1, output interface 11 inserts the patient respiration end, turn on the power switch 16, close emergency oxygen supply valve 6, the output interface end pressure reduces after the patient inhales, micro-pressure sensor 9 detectable signals are after operational amplification circuit 8 is handled, control electromagnetic valve 7 is opened, and by the ON time and the closed frequency of driving switch 14 place gear control electromagnetic valves 7, thereby regulates pulsation oxygen supply output.Supply voltage just often, power supply indicator 15 shows green lights; When supply voltage was undesired, voltage indicator lamp 15 showed red lights, can guarantee that mini-oxygen controller works its long service life, safety coefficient height under normal voltage.In the oxygen supply process, six kinds of flow gears of scalable driving switch 14 satisfy different pulsation oxygen supply requirements, and when pulsation display lamp 13 is bright when putting out alternately, the pulsation oxygen supply is normal; When long bright or long the putting out of pulsation display lamp 13, the undesired or gas circuit of pulsation oxygen supply is damaged, and can in time fix a breakdown, and guarantees normally to pulse oxygen supply.
Claims (3)
1, a kind of mini-oxygen controller, meet sb. at the airport the soon oxygen cylinder (1) of air inlet connecting band high-voltage switch gear of structure (2), filter block (3), Pressure gauge (4), decompressor (5) are installed on the gas circuit of its blowing mouth successively, it is characterized in that: the gas circuit through decompressor output is divided into emergency oxygen supply gas circuit and pulsation oxygen supply gas circuit two gas circuits, and one road emergency oxygen supply gas circuit links to each other with output interface (11) through adjustable measuring mechanism (10) by emergency oxygen supply valve (6) and carries out emergency oxygen supply; Pulsation oxygen supply gas circuit in another road also is connected to operational amplification circuit (8) and micro-pressure sensor (9) successively by electromagnetic valve (7) oxygen supply of pulsing that links to each other with output interface on the electromagnetic valve (7), the interface of micro-pressure sensor links to each other with output interface (11).
2, mini-oxygen controller according to claim 1 is characterized in that: described emergency oxygen supply gas circuit oxygen flow range of accommodation is 0-10Lpm.
3, mini-oxygen controller according to claim 1 is characterized in that: described operational amplification circuit (8) is provided with driving switch (14) and regulates six grades of oxygen flows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102440778A CN101433743A (en) | 2008-12-12 | 2008-12-12 | Mini-oxygen controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008102440778A CN101433743A (en) | 2008-12-12 | 2008-12-12 | Mini-oxygen controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101433743A true CN101433743A (en) | 2009-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008102440778A Pending CN101433743A (en) | 2008-12-12 | 2008-12-12 | Mini-oxygen controller |
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| CN (1) | CN101433743A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105641792A (en) * | 2016-03-31 | 2016-06-08 | 中国人民解放军军事医学科学院卫生装备研究所 | Collective oxygen supply device |
| CN107308529A (en) * | 2017-05-20 | 2017-11-03 | 广东欧格斯科技有限公司 | A kind of pulsed vacuum pressure swing adsorption machine and pulsed method for supplying oxygen |
| CN110090341A (en) * | 2018-01-30 | 2019-08-06 | 沈阳新松医疗科技股份有限公司 | A kind of constant flow pulse oxygen supply method and device of portable oxygen machine |
| JP2020006017A (en) * | 2018-07-11 | 2020-01-16 | 株式会社群馬コイケ | Medical oxygen supply device |
| JP2020006016A (en) * | 2018-07-11 | 2020-01-16 | 株式会社群馬コイケ | Medical oxygen supply device |
| CN114159926A (en) * | 2021-12-29 | 2022-03-11 | 深圳市德达医疗科技集团有限公司 | Portable oxygen generator and oxygen generation control method |
-
2008
- 2008-12-12 CN CNA2008102440778A patent/CN101433743A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105641792A (en) * | 2016-03-31 | 2016-06-08 | 中国人民解放军军事医学科学院卫生装备研究所 | Collective oxygen supply device |
| CN107308529A (en) * | 2017-05-20 | 2017-11-03 | 广东欧格斯科技有限公司 | A kind of pulsed vacuum pressure swing adsorption machine and pulsed method for supplying oxygen |
| CN110090341A (en) * | 2018-01-30 | 2019-08-06 | 沈阳新松医疗科技股份有限公司 | A kind of constant flow pulse oxygen supply method and device of portable oxygen machine |
| JP2020006017A (en) * | 2018-07-11 | 2020-01-16 | 株式会社群馬コイケ | Medical oxygen supply device |
| JP2020006016A (en) * | 2018-07-11 | 2020-01-16 | 株式会社群馬コイケ | Medical oxygen supply device |
| JP7125054B2 (en) | 2018-07-11 | 2022-08-24 | 株式会社群馬コイケ | medical oxygenator |
| CN114159926A (en) * | 2021-12-29 | 2022-03-11 | 深圳市德达医疗科技集团有限公司 | Portable oxygen generator and oxygen generation control method |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090520 |