CN101069763A - First-aid oxygen supplyer - Google Patents

First-aid oxygen supplyer Download PDF

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Publication number
CN101069763A
CN101069763A CN 200610119179 CN200610119179A CN101069763A CN 101069763 A CN101069763 A CN 101069763A CN 200610119179 CN200610119179 CN 200610119179 CN 200610119179 A CN200610119179 A CN 200610119179A CN 101069763 A CN101069763 A CN 101069763A
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China
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oxygen
product quality
aid
oxygen gas
supplyer
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CN 200610119179
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Chinese (zh)
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何靖
李威德
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Individual
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  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The present invention relates to an emergency oxygen-supplying apparatus. It in cludes two portions, first portion is oxygen gas generator, and second portion is oxygen gas quality regulator both they can utilize chemical reaction mechanism to produce action. Said oxygen gas generator includes peroxide storage cylinder, drainage gas-cellecting barrel, catalyst which is fixed on the inner side of said drainage gas-collecting barrel and uses porous solid as carrier and oxygen gas communicating tube; and the oxygen gas quality regulator includes oxygen gas communicating tube connector, peristaltic pump, acid storage tank, oxygen gas quality regulator sealing cover and oxygen gas outlet tube, in the interior of oxygen gas quality regulator the carbonate solution and pH indicator are held. The described oxygen gas generator and oxygen gas quality regulator are connected together by means of oxygen gas communicating tube.

Description

A kind of first-aid oxygen supplyer
Technical field
The invention belongs to fields such as chemical kinetics, thermodynamics, Chemical Equipment Design, medical technologies, first aid, relate generally to a kind first-aid oxygen supplyer, is the mechanism's generation effect with chemical reaction.。
Background technology
In fact, the oxygen supply that first aid is used has certain requirement to the quality of oxygen: first ginseng and than (oxygen than carbon dioxide=97%: 3%), oxygen concentration is high more good more, but can not be pure oxygen.This is because the human body autonomic nerve needs the stimulation of carbon dioxide, otherwise sufferer can cease breathing.It two is that supply gas pressure has certain scope (adult is 60 ± 10cm water column, child 45 ± 5cm water column); It is invalid to cross low first aid, the too high lung tissue that may injure sufferer, the death because of pneumothorax even.It three is to want fast (about 5 minutes of prime time of first aid), otherwise the probability of brain death heightens.It four is that the amount of supply oxygen is wanted foot, and the simple adult's of calculating vital capacity 700ml * per minute was breathed 15 times * emergency time 10 minutes, and promptly equaled 105 liters first aid oxygen.
In addition for suitable requirement is also arranged on the oxygen supply equipment: the first is light, and preferably below the 3kg, the first-aid personnel can carry and bolting, and succours sufferer as early as possible.It two is to start fast, and preferably oxygen enters regular supply (condition that contains supply pressure and ginseng and ratio) in 30 seconds, and is that a people finishes.It three is the energy supplies that do not need other, does not perhaps have socket to use when urgent.
In the armarium now, oxygen supply is the demand on basis, but equipment is huge heavy, is not suitable for becoming to sufferer to do first aid.The storage oxygen steel cylinder that first aid is used also is that heavy being difficult to used beyond ambulance.So far still do not have a kind of meet have supply oxygen and carbon dioxide have fixing ginseng and than, supply gas pressure in fixed scope, the first-aid oxygen supplyer of demand such as the response time is short, air demand is enough, light, operation need not additional power source.
Summary of the invention
The object of the present invention is to provide a kind ofly be easy to carry, can enable fast, the first-aid oxygen supplyer of oxygen-supplying amount abundance, the oxygen supply of boosting, make the chance of retrieving sufferer life significantly improve.
The technical scheme that realizes objects of the present invention is as follows:
The main body of first-aid oxygen supplyer of the present invention is divided into two parts, first oxygen generator 21, and it two is oxygen product quality adjusters 22, the two all is the mechanism based on chemical reaction.
Oxygen generator comprises: peroxide storage bottle, draining gas collecting jar with ground-on cover plate and what be fixed on its inboard is catalyst, the oxygen communicating pipe of carrier with the porous solid;
Oxygen product quality adjuster comprises: oxygen connecting pipe joint, peristaltic pump, acid storage tank, oxygen product quality adjuster seal cover, oxygen delivery line, and carbonate solution and acid-base value indicator are equipped with in oxygen product quality adjuster inside; Described oxygen generator is connected by oxygen communicating pipe with oxygen product quality adjuster.
Described peristaltic pump comprises that peristaltic pump drives Wood-scoop, peristaltic pump external gear, peristaltic pump internal gear, peristaltic pump silica gel tube and wriggling pump seat.
Oxygen generator 21 is one to be medium with peroxide (preferential hydrogen peroxide 2), the manufacture method of oxygen supply after reacting.Aforementioned hydrogen peroxide 2, molecular formula are H 2O 2, generally be to be the pattern of industrialization commodity with 35% aqueous solution.Principle of the present invention is that the oxygen-derived free radicals that dissociates that is produced is adsorbed in the surface of solids when utilizing hydrogen peroxide 2 permeability more than contacting high surface area to plate palladium activated carbon catalyst 4, then be combined into oxygen molecule, and then carry out desorption reaction, and disengaging after becoming oxygen bubble 9, the full response that is taken place is 2H 2O 2→ 2H 2O+O 2↑.With H 2O 2Every liter of the hydrogen peroxide of molecular weight 34,35% (2) has 10 H of ear not 2O 2, so 5 O of ear not can take place 2, (25 ℃, 1 atmospheric pressure) every not O of ear under the status of criterion 225 liters volume can be arranged approximately, 5 O of ear not 2Just have 125 liters volume, it is required to be enough to supply first aid adult sufferer 12 minutes.
The preferred hydrogen peroxide 2 of the present invention is that except hydrogen peroxide, the peroxide that toxicity is low all can adopt, for example potassium peroxydisulfate, sodium peroxydisulfate, Ammonium persulfate. or the like because of low price.
The preferred porous of the present invention plating palladium activated carbon catalyst 4 is because low price, except activated carbon, can also adopt materials such as activated carbon, kieselguhr, aluminium oxide, zeolite as the porous solid of carrier.
The preferred palladium of the present invention is that catalyst also is because low price except palladium, can also adopt the noble metal of platinum families such as platinum, rhodium, iridium, ruthenium, osmium, rhenium as catalyst.
Oxygen generator 21 is responsible for an important task in addition except oxygen takes place, exactly regulate the pressure of oxygen supply, no matter output tolerance is many or few when making oxygen supply, the pressure of all keeping oxygen supply is in the goal setting value.As shown in Figure 1, oxygen bubble 9 is collected and by delivering to oxygen communicating pipe 7 in the oxygen product quality adjuster 22 by draining gas collecting jar with ground-on cover plate 3.The amount that takes place when oxygen is during greater than the amount delivered to by oxygen communicating pipe 7 in the oxygen product quality adjuster 22, draining gas collecting jar with ground-on cover plate 3 can float according to the Archimedian law, the plating palladium activated carbon catalyst 4 that is fixed in draining gas collecting jar with ground-on cover plate 3 inboards this moment contacts liquid level high 6 to be reduced with the catalyst of hydrogen peroxide, cause contact area to reduce, thereby reduced the generating capacity of oxygen bubble 9; The situation of best is: the liquid level of hydrogen peroxide 2 is reduced to below plating palladium activated carbon catalyst 4 bottoms in the draining gas collecting jar with ground-on cover plate 3, and this moment, oxygen bubble 9 will not take place fully.
If during the quantity not sufficient that relative oxygen takes place, hydrogen peroxide contacts the high 6 meeting risings of liquid level in the draining gas collecting jar with ground-on cover plate 3 with catalyst, make the plating palladium activated carbon catalyst 4 of draining gas collecting jar with ground-on cover plate 3 inboards and the contact area of hydrogen peroxide 2 significantly increase, thereby increased the generating capacity of oxygen bubble 9.According to the Archimedian law, it is high by 5 that the oxygen pressure that oxygen generator 21 is provided just equals oxygen draining liquid level, and just because of aforesaid automatic accommodation function, the oxygen pressure that oxygen generator 21 is provided can maintain the scope of quite stable.The most obvious sign is that draining gas collecting jar with ground-on cover plate 3 can not float when the active ingredient of hydrogen peroxide 2 uses up, and the oxygen bubble that the bottom produced 9 of oxygen product quality adjuster 22 is also obviously not enough.Will upgrade hydrogen peroxide 2 this moment.
The oxygen that oxygen generator 21 is provided is pure oxygen, for can reach the ginseng that can use for sufferer and than oxygen than carbon dioxide 97%: 3%, so the oxygen process that oxygen generator 21 is provided enters the bottom of oxygen product quality adjuster 22 oxygen communicating pipe 7 to oxygen connecting pipe joint 8, a lot of oxygen bubbles 9 takes place.Oxygen product quality adjuster 22 inside take up 5% about 1 liter sodium carbonate liquor 15 and add the C.I. 13020. acid-base value indicator of 0.2g, and be so that alkalescence is for yellow this moment.Oxygen bubble 9 buoyance lift that makes progress from the bottom, can promote peristaltic pump driving Wood-scoop 10 turns clockwise, thereby drive peristaltic pump external gear 11 and peristaltic pump internal gear 12, by to the extruding of the wriggling of peristaltic pump silica gel tube 13, the quantitative sodium carbonate liquor 15 that pumps into of 10% citric acid solution that acid storage tank above oxygen product quality adjuster seal cover 19 18 is contained.The reaction that taken place this moment is 2Na 2CO 3+ C 6H 8O 7→ H 2O+CO 2↑+C 6H 6O 7=+2Na -Make progress from the bottom amount of buoyance lift of oxygen bubble 9 is big more, and promoting peristaltic pump, to drive Wood-scoop 10 dextrorotation rotary speeds high more, and the citric acid solution that pumps into sodium carbonate liquor 15 is many more, and the generating capacity of carbon dioxide is big more; Otherwise the citric acid solution that then pumps into sodium carbonate liquor 15 is few more, and the generating capacity of carbon dioxide is few more; So just can keep the ginseng of oxygen and carbon dioxide and compared.
Solution acid alkalinity will souring when the active ingredient of sodium carbonate liquor 15 uses up, and the most obvious sign to be C.I. 13020. acid-base value indicator contained in the solution can become redness from yellow, will upgrade oxygen product quality adjuster 22 sodium carbonate liquor 15 wherein this moment.The preferred sodium carbonate of the present invention also is because low price except sodium carbonate, can also adopt carbonate such as potassium carbonate, magnesium carbonate, calcium carbonate, brium carbonate as carbonate.
Aforementionedly pump into acid solution in the oxygen product quality adjuster 22 with peristaltic pump, optimization citric acid also is because low price, except citric acid, can also adopt the acids that volatility is low, zest is low such as lactic acid, malic acid, succinic acid, phosphoric acid as the acids of acidify carbonate.
Aforementioned in order to show the indicator of carbonate solution acid-base value, preferable methyl is red also to be because low price, except C.I. 13020., can also adopt bromine thmolsulfonphthalein, methyl orange, Mediterranean Herba Cladoniae rangiferinae, phenolphthalein, curcumin, grape element or the like as the indicator of carbonate solution acid-base value.
Through the oxygen of 22 outputs of oxygen product quality adjuster, can contain the droplet of reaction solution.For avoiding stimulating the respiratory tract of sufferer, make the filter gas tank 16 of oxygen through oxygen product quality adjuster seal cover 19 tops, fill 17 desorptions by activated carbon the reaction solution droplet that oxygen contained is removed, can breathe for sufferer via oxygen delivery line 20 importing breathing masks or nasal tube afterwards and use.
The making of aforementioned plating palladium activated carbon catalyst 4 is to have the noble metal of catalyst on the activated carbon surface chemical plating.Below narrate production process:
1. at first select for use activated carbon should minimumly meet following specification: 1) specific surface area 1000m2/g, 2) iodine number 700,3) Mel value 200,4) particle diameter 3mm.
2. activated carbon is cleaned and remove black powder.
3. immerse the pretreating reagent aqueous solution.
4. immerse catalyst noble metal aqueous solution, taking-up drains.
5. immersion becomes element state with Reducing agent reduction noble metal, and taking-up drains.
6. inserting the anaerobic baking box dries with 120 ℃.
Coat viscose in draining gas collecting jar with ground-on cover plate 3 inboards, and promptly be finished product after above-mentioned powdered plating palladium activated carbon catalyst 4 sticked together.
Product of the present invention has following advantage: 1, supply oxygen and carbon dioxide have fixing ginseng and ratio; 2, supply gas pressure is in fixed scope; 3, the response time is short; 4, air demand foot; 5, light, be easy to carry; 6, operation need not additional power source.
Description of drawings
Fig. 1 is the structural representation of first-aid oxygen supplyer of the present invention.
The number in the figure explanation
1-hydrogen peroxide storage bottle 2-hydrogen peroxide 3-draining gas collecting jar with ground-on cover plate 4-plating palladium activated carbon catalyst
The high 6-hydrogen peroxide of 5-oxygen draining liquid level contacts high 7-oxygen communicating pipe of liquid level with catalyst
8-oxygen connecting pipe joint 9-oxygen bubble 10-peristaltic pump drives Wood-scoop 11-peristaltic pump external gear
12-peristaltic pump internal gear 13-peristaltic pump silica gel tube 14-wriggling pump seat 15-sodium carbonate liquor
16-filter gas tank 17-activated carbon is filled the 18-acid storage tank
19-oxygen product quality adjuster seal cover 20-oxygen delivery line 21-oxygen generator
22-oxygen product quality adjuster
The specific embodiment
How further specify the present invention below in conjunction with accompanying drawing and specific embodiment realizes:
Embodiment
With the device as Fig. 1, wherein effective hydrogen peroxide is 35% in the hydrogen peroxide storage bottle 1,2 liters of capacity.
Contain the activated carbon of 10g in the draining gas collecting jar with ground-on cover plate 3 via following program preparation:
1. at first select for use activated carbon to meet following specification: 1) specific surface area 1000m2/g, 2) iodine number 700,3) Mel value 200,4) particle diameter 3mm.
2. activated carbon is cleaned and remove black powder.
3. immerse 10% hydrochloric acid, 2% stannous chloride aqueous solution.
4. immerse 40ppm Palladous chloride., 2% aqueous hydrochloric acid solution, taking-up drains.
5. immerse 2% hydrazine aqueous solution, palladium is reduced into element state, taking-up drains.
6. inserting the anaerobic baking box dries with 120 ℃.
7. coat viscose in draining gas collecting jar with ground-on cover plate 3 inboards, and above-mentioned powdered plating palladium activated carbon catalyst 4 is sticked together.
Test result:
Oxygen supply so that aforementioned condition is assembled uses after opening, and has supplied 172 liters oxygen in 15 minutes, and the highest pressure is 60 ± 4cm water column, and supply status as shown in Table 1; Above supply can be satisfied the use of cardiopulmonary resuscitation completely.(the CMS-MASS FLOW METER of yamatake is used in the test of gas production.Homemade U type water pipe is used in the test of air pressure.The test of oxygen content is used and is risen the PGM-50 of instrument limited company non-dispersive infrared light gas sensing instrument.)
Table one: oxygen supply supply status test result
Time 1min 3min 6min 9min 12min 15min
Gas production L/min 13.2 12.5 11.8 11 10.6 10.2
Air pressure cm water column 64 63 61 60 59 59
Oxygen content % 97 97 96 96 96 95
The oxygen that above-mentioned oxygen generator 21 provided is through entering the bottom of oxygen product quality adjuster 22 oxygen communicating pipe 7 to oxygen connecting pipe joint 8, a lot of oxygen bubbles 9 takes place, oxygen product quality adjuster 22 inside take up 5% about 1 liter sodium carbonate liquor 15 and add the C.I. 13020. acid-base value indicator of 0.2g, and be so that alkalescence is for yellow this moment.Oxygen bubble 9 buoyance lift that makes progress from the bottom, can promote peristaltic pump driving Wood-scoop 10 turns clockwise, thereby drive peristaltic pump external gear 11 and peristaltic pump internal gear 12, by to the extruding of the wriggling of peristaltic pump silica gel tube 13, the quantitative sodium carbonate liquor 15 that pumps into of 10% citric acid solution that acid storage tank above oxygen product quality adjuster seal cover 19 18 is contained.The reaction that taken place this moment is 2Na 2CO 3+ C 6H 8O 7→ H 2O+CO 2↑+C 6H 6O 7 =+ 2Na -Make progress from the bottom amount of buoyance lift of oxygen bubble 9 is big more, and promoting peristaltic pump, to drive Wood-scoop 10 dextrorotation rotary speeds high more, and the citric acid solution that pumps into sodium carbonate liquor 15 is many more, and the generating capacity of carbon dioxide is big more; Otherwise the citric acid solution that then pumps into sodium carbonate liquor 15 is few more, and the generating capacity of carbon dioxide is few more; So just can keep the ginseng of oxygen and carbon dioxide and compared 97%: 3%.
Make to meet the requirements of oxygen after filter gas tank 16 removes droplet, can breathe for sufferer via oxygen delivery line 20 importing breathing masks or nasal tube and use.

Claims (10)

1. a first-aid oxygen supplyer comprises oxygen generator and two parts of oxygen product quality adjuster, it is characterized in that:
In oxygen generator and the oxygen product quality adjuster chemical reaction takes place all, oxygen generator comprises: peroxide storage bottle, draining gas collecting jar with ground-on cover plate and what be fixed on its inboard is catalyst, the oxygen communicating pipe of carrier with the porous solid;
Oxygen product quality adjuster comprises: oxygen connecting pipe joint, peristaltic pump, acid storage tank, oxygen product quality adjuster seal cover, oxygen delivery line, and carbonate solution and acid-base value indicator are equipped with in oxygen product quality adjuster inside;
Described oxygen generator is connected by oxygen communicating pipe with oxygen product quality adjuster.
2. a kind of first-aid oxygen supplyer according to claim 1, it is characterized in that: described oxygen generator is when utilizing the porous solid catalyst of the peroxide contact high surface area in the peroxide storage bottle, discharge after producing oxygen through entering oxygen product quality adjuster oxygen communicating pipe, the oxygen that enters oxygen product quality adjuster promotes peristaltic pump and drives Wood-scoop and make the carbonate generation carbon dioxide that reacts, and makes the percent by volume of oxygen and carbon dioxide be: 97%: 3%.
3. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: described peristaltic pump comprises that peristaltic pump drives Wood-scoop, peristaltic pump external gear, peristaltic pump internal gear, peristaltic pump silica gel tube and wriggling pump seat.
4. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: described oxygen product quality adjuster also was provided with the filter gas tank of filling activated carbon before the oxygen delivery line.
5. according to claim 1 or 2 any described a kind of first-aid oxygen supplyers, it is characterized in that: peroxide is selected from one or more the mixture in hydrogen peroxide, potassium peroxydisulfate, sodium peroxydisulfate, the Ammonium persulfate..
6. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: described porous solid is selected from one or more the combination in activated carbon, kieselguhr, aluminium oxide, the zeolitic material.
7. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: described catalyst is selected from one or more the combination in the noble metal of platinum families such as palladium, platinum, rhodium, iridium, ruthenium, osmium, rhenium.
8. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: the carbonate solution of described generation carbon dioxide is selected from one or more the combination in sodium carbonate, potassium carbonate, magnesium carbonate, calcium carbonate, the brium carbonate.
9. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: one or more the combination in citric acid, lactic acid, malic acid, succinic acid, the phosphoric acid is housed in the described acid storage tank.
10. a kind of first-aid oxygen supplyer according to claim 1 is characterized in that: described acid-base value indicator is selected from one or more the combination in C.I. 13020., bromine thmolsulfonphthalein, methyl orange, Mediterranean Herba Cladoniae rangiferinae, phenolphthalein, curcumin, the grape element.
CN 200610119179 2006-12-05 2006-12-05 First-aid oxygen supplyer Pending CN101069763A (en)

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CN 200610119179 CN101069763A (en) 2006-12-05 2006-12-05 First-aid oxygen supplyer

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Application Number Priority Date Filing Date Title
CN 200610119179 CN101069763A (en) 2006-12-05 2006-12-05 First-aid oxygen supplyer

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CN101069763A true CN101069763A (en) 2007-11-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108670555A (en) * 2018-07-24 2018-10-19 党晓卫 A kind of disposable absorbent oxygen supply surface of a wound application

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108670555A (en) * 2018-07-24 2018-10-19 党晓卫 A kind of disposable absorbent oxygen supply surface of a wound application

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