JP2516722B2 - Simple oxygen supply device - Google Patents
Simple oxygen supply deviceInfo
- Publication number
- JP2516722B2 JP2516722B2 JP4267383A JP26738392A JP2516722B2 JP 2516722 B2 JP2516722 B2 JP 2516722B2 JP 4267383 A JP4267383 A JP 4267383A JP 26738392 A JP26738392 A JP 26738392A JP 2516722 B2 JP2516722 B2 JP 2516722B2
- Authority
- JP
- Japan
- Prior art keywords
- oxygen
- stirring
- supply
- amount
- mixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Description
【０００１】[0001]
【産業上の利用分野】本発明は、高層住宅，ホテル，デ
パート，一般家庭等に装備し、例えば災害発生時の緊急
避難用として使用する簡易型の酸素供給装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple oxygen supply device which is installed in high-rise houses, hotels, department stores, general households, etc. and is used for emergency evacuation in the event of a disaster, for example.
【０００２】[0002]
【従来の技術とその問題点】従来から、緊急時等におけ
る酸素供給手段として、病院等の医療施設に設置される
酸素吸入装置や、消防士等が着用する空気ボンベ，防ガ
スマスクが知られている。前者（酸素吸入装置）は、二
酸化炭素，酸素を各々封入せる大型ボンベを各別に備
え、夫々のボンベから所定量の二酸化炭素，酸素を取り
出しこれらを混合させて大気同等の呼吸気を供給するも
ので、緊急避難用としての使用を目的とせず、よって装
置全体が大型で携帯，携行性を具備していなかった。2. Description of the Related Art Oxygen inhalers installed in medical facilities such as hospitals, air cylinders worn by firefighters, and gas masks have been known as oxygen supply means in emergencies. ing. The former (oxygen inhaler) is equipped with separate large-scale cylinders containing carbon dioxide and oxygen, and takes out a predetermined amount of carbon dioxide and oxygen from each cylinder and mixes them to supply respiratory air equivalent to the atmosphere. However, it was not intended to be used for emergency evacuation, and therefore the entire device was large and was not portable or portable.
【０００３】後者における空気ボンベは所定の酸素濃度
の空気を圧搾封入したもので、その容量が大きく重量も
大であることから簡易的取扱いは困難であった。また防
ガスマスクは、装着者の鼻先部位に開設せる空気取入口
に多層構造の濾過フィルターを内設すると共に、所定箇
所に排気専用口を設けてなり、酸素ボンベを備えないの
で携帯性は有するものの、汚染された外気を濾過して呼
吸気とするため安全確実な呼吸気を提供し得るものでは
なかった。[0003] The air cylinder in the latter is an air cylinder in which air having a predetermined oxygen concentration is compressed and enclosed, and its large volume and large weight make it difficult to handle easily. In addition, the gas mask has portability because it has a multi-layered filter inside the air intake that can be opened at the nose of the wearer, and an exhaust outlet is provided at a predetermined location without an oxygen cylinder. However, since the contaminated outside air is filtered into respiratory air, it cannot provide safe and reliable respiratory air.
【０００４】[0004]
【発明が解決しようとする課題】本発明はこのような従
来事情に鑑みてなされたものであり、その目的とすると
ころは、少量の圧縮酸素と装着者の呼吸排気をより有効
に利用して大気相当量の酸素含有率である新呼吸気を供
給するをもって、携帯，携行性に優れると同時に安全確
実な呼吸気を供し得る、極めて新規な簡易型の酸素供給
装置を提供することである。SUMMARY OF THE INVENTION The present invention has been made in view of the above conventional circumstances, and an object thereof is to effectively utilize a small amount of compressed oxygen and respiratory exhaust of the wearer. It is an object of the present invention to provide an extremely novel and simple oxygen supply device that can supply safe and reliable breath air while being excellent in portability and portability by supplying new breath air having an oxygen content equivalent to the atmosphere.
【０００５】[0005]
【課題を解決するための手段】前述の目的を達成するた
めに、本発明に係る簡易酸素供給装置は、請求項１で
は、高濃度の圧縮酸素を封入せる小型耐圧容器の酸素取
出口に、該耐圧容器内の酸素を所定量づつ放出する取出
金具を装着すると共に、該取出金具に接続する送気チュ
ーブを介して顔面装着用マスクを連結してなり、前記装
着用マスクに耐圧容器からの供給酸素と装着者の呼吸排
気との攪拌混合部を設け、且つ上記取出金具による酸素
放出量を、前記攪拌混合部において攪拌混合される供給
酸素と呼吸排気とが大気相当量の酸素含有率となる新呼
吸気を生成可能なものとし、さらに上記攪拌混合部内
に、多孔質部材からなる供給酸素吹出口を形成すると共
に、該酸素吹出口周りを囲繞する多孔質繊維からなる攪
拌混合材を充填せしめたことを特徴とする。 In order to achieve the above-mentioned object, a simple oxygen supply device according to the present invention is provided in claim 1.
Is attached to the oxygen outlet of a small pressure vessel capable of enclosing high-concentration compressed oxygen, with an extraction fitting for releasing a predetermined amount of oxygen in the pressure container, and via an air supply tube connected to the extraction fitting. A face wearing mask is connected, the wearing mask is provided with a stirring and mixing section for supplying oxygen from a pressure resistant container and the breathing exhaust gas of the wearer, and the amount of oxygen released by the extraction metal fitting is measured in the stirring and mixing section. The supply oxygen and the breathing exhaust gas that are agitated and mixed should be capable of generating new breathed air having an oxygen content rate equivalent to the atmosphere , and further, in the agitation and mixing section.
In addition, it is common to form a supply oxygen outlet consisting of a porous member.
And a stirrer made of porous fibers surrounding the oxygen outlet.
It is characterized in that it is filled with a stirring mixture.
【０００６】また請求項２では、上記酸素取出口に装着
した取出金具における酸素放出量を比較的大量に調節可
能に形成すると共に、前記攪拌混合部を備えない別タイ
プの顔面装着用マスクを交換自在に用意することを特徴
とする。 According to a second aspect of the invention, the device is attached to the oxygen outlet.
The amount of oxygen released from the ejector can be adjusted in a relatively large amount.
And a separate tie that is not equipped with the stirring and mixing section.
Features that face masks for face wear are prepared interchangeably
And
【０００７】[0007]
【作用】上述の構成によれば、耐圧容器からの供給酸素
と装着者の呼吸排気とを攪拌混合して大気同等の酸素含
有率、即ち酸素含有量15〜20％の新呼吸気を得るので、
酸素取出口からの酸素放出量が前記酸素含有率を満足し
得る程度な少量のものでよく、耐圧容器を極めて小型な
ものとし得る。同時に、供給酸素と呼吸排気とを攪拌混
合してなる大気相当量の酸素を含有した安全確実な新呼
吸気を供給する。According to the above construction, the oxygen supplied from the pressure resistant container and the breathing exhaust of the wearer are agitated and mixed to obtain new breathed air having an oxygen content rate equivalent to the atmosphere, that is, an oxygen content of 15 to 20%. ,
The amount of oxygen released from the oxygen outlet may be small enough to satisfy the oxygen content, and the pressure vessel can be made extremely small. At the same time, a safe and reliable new breath air containing oxygen equivalent to the atmosphere, which is obtained by stirring and mixing the supply oxygen and the breath exhaust gas, is supplied.
【０００８】また、攪拌混合部内に多孔質部材からなる
供給酸素吹出口を形成することで、攪拌混合部内の全域
に渉って供給酸素を分散させ、さらに、その酸素吹出口
周りを多孔質繊維からなる攪拌混合材で囲繞すること
で、装着者の呼吸排気を攪拌混合部内に分散させ、これ
ら分散される供給酸素と呼吸排気とを均一に攪拌混合し
て、より安全確実な呼吸気の供給を可能にする。 Further, by forming the supply oxygen outlet of the stirring and mixing portion made of a porous member, it is dispersed supply of oxygen Te Wataru' the entire in the stirring mixer further porous fiber around the oxygen outlet The respiratory exhaust gas of the wearer is dispersed in the agitating and mixing section by surrounding the agitating and mixing material consisting of, and the dispersed supply oxygen and the respiratory exhaust gas are uniformly agitated and mixed to provide a safer and more reliable supply of respiratory air. To enable.
【０００９】さらに請求項２記載の如く構成すること
で、前記顔面装着用マスクに代えて攪拌混合部を備えな
い別タイプのマスクを装備し、且つ酸素放出量を比較的
大量に調節することで、急病人が発生した場合などにお
ける酸素吸入機としての兼用が可能になる。According to the second aspect of the present invention, by replacing the face-mounting mask with another type of mask having no agitation and mixing section, and adjusting the amount of oxygen released in a relatively large amount. Also, it can be used as an oxygen inhaler when a sudden illness occurs.
【００１０】[0010]
【実施例】以下、実施例について図面を参照して説明す
る。図１においては、耐圧容器１と、該容器１の酸素取
出口11に装着する取出金具２と、前記取出口に送気チュ
ーブ４を介して連通する顔面装着用マスク５とからな
る、請求項１記載の簡易酸素供給装置の一実施例を表
す。EXAMPLES Examples will be described below with reference to the drawings. In Figure 1, the pressure vessel 1, a take-out bracket 2 to be attached to the oxygen outlet 11 of the container 1, consisting of face-piece mask 5 for communicating via the air supply tube 4 in the outlet, claim 1 shows an example of the simple oxygen supply device described in 1 .
【００１１】耐圧容器１は、例えば高強度電封または継
目なし鋼管等の耐圧部材を所望長さに切断して容器本体
とし、その両端部を口絞りにより縮径して各端部に酸素
取出口11，酸素封入口12を形成した所定容量（本実施例
では 0.5〜0.6 リットル程度）の小型容器で、酸素取出
口11，酸素封入口12の内周にはねじ切り部1a，1aを形成
して、取出金具２，封入金具３を各々気密状に装着す
る。これら金具２，３を装着して内部の気密を保持した
耐圧容器１内に、60〜80Kg／cm2 程度の内圧をもって、
高濃度（本実施例では濃度100 ％）の圧縮酸素を封入す
る。The pressure-resistant container 1 is obtained by cutting a pressure-resistant member such as a high-strength electric seal or a seamless steel pipe to a desired length to form a container body, and reducing both ends of the container body by mouth-drawing to obtain oxygen at each end. A small container having a predetermined capacity (about 0.5 to 0.6 liters in this embodiment) having an outlet 11 and an oxygen sealing port 12 is formed. Threaded portions 1a and 1a are formed on the inner circumference of the oxygen outlet 11 and the oxygen sealing port 12. Then, the extraction metal fitting 2 and the enclosing metal fitting 3 are mounted in an airtight manner. With the internal pressure of about 60 to 80 kg / cm 2 , inside the pressure-resistant container 1 in which these metal fittings 2 and 3 are attached and the inside of which is kept airtight,
A high concentration (100% concentration in this embodiment) of compressed oxygen is enclosed.
【００１２】封入金具３は、前記ねじ切り部1aに螺合す
るねじ部31を一端外周に形成した筒状体3aと、該筒状体
3a端部に連設され封入口12の外縁に密接して封入口12周
りの気密性保持をより確実ならしめる鍔部3bとを一体に
備え、筒状体3a他端側を耐圧容器１内方に突出させた状
態で封入口12に螺嵌挿着する。The enclosing metal fitting 3 comprises a tubular body 3a having a threaded portion 31 formed at one end on its outer periphery and screwed into the threaded portion 1a, and the tubular body 3a.
3a is integrally provided with a flange portion 3b which is continuously provided at the end portion of the tubular body 3a and is closely attached to the outer edge of the inlet port 12 to more reliably maintain airtightness around the inlet port 12, and the other end of the tubular body 3a is inside the pressure vessel 1. It is screwed and inserted into the enclosing port 12 in a state of being projected in one direction.
【００１３】筒状体3aにおける内部通孔32は、耐圧容器
１内への酸素封入（供給）のための通気路で、同通孔32
の外端側は酸素封入チューブ（図示せず）の端部を螺挿
着可能なねじ孔33とし、該ねじ孔33には閉栓用の栓体34
を開閉自在に螺嵌せしめ、且つ漏れ防止用のボール弁35
を装填する。また、内部通孔32の内端側には、酸素封入
時における逆流防止用の逆止弁36を内設する。逆止弁36
は図示の如く周知な構造のものであり、説明については
省略する。而して、耐圧容器１内へ酸素を封入する場合
は、栓体34，ボール弁35を外して封入口12に酸素封入チ
ューブの端部を螺挿着し、設定圧の高濃度圧縮酸素を容
器１内に送る。容器１内に同酸素が充満した後、栓体3
4，ボール弁35を再装填して封入口12を密閉する。この
作業を行う際は、取出金具２は閉栓しておく。The internal through hole 32 in the cylindrical body 3a is a ventilation path for enclosing (supplying) oxygen in the pressure resistant container 1, and the through hole 32 is provided.
On the outer end side, an end of an oxygen sealing tube (not shown) is provided with a screw hole 33 into which a screw can be inserted, and the screw hole 33 has a stopper 34 for closing the cap.
The ball valve 35 is a screw valve that can be opened and closed freely and that prevents leakage.
To load. Further, a check valve 36 for preventing backflow at the time of filling oxygen is provided inside the inner through hole 32. Check valve 36
Has a well-known structure as shown in the figure, and a description thereof will be omitted. When oxygen is sealed in the pressure vessel 1, the stopper 34 and the ball valve 35 are removed and the end of the oxygen sealing tube is screwed into the sealing port 12 so that high-concentration compressed oxygen at the set pressure is supplied. Send in container 1. After the same oxygen is filled in the container 1, the stopper 3
4. Reload the ball valve 35 and seal the inlet 12. When performing this work, the take-out fitting 2 is closed.
【００１４】取出金具２は上記封入金具３同様、ねじ切
り部1aに螺合するねじ部21を一端外周に形成した筒状体
2aと、該筒状体2a端部に連設され取出口11の外縁に密接
して取出口11周りの気密性保持をより確実ならしめる鍔
部2bとを一体に備え、筒状体2a他端側を耐圧容器１内方
に突出させた状態で取出口11に螺嵌挿着する。Like the enclosing metal fitting 3, the take-out metal fitting 2 is a cylindrical body having a threaded portion 21 which is screwed into the threaded portion 1a and which is formed on one outer circumference.
2a, a tubular body 2a and the like, which are integrally provided with a flange portion 2b which is continuously provided at the end of the tubular body 2a and which is in close contact with the outer edge of the outlet 11 to more reliably maintain airtightness around the outlet 11. The end side is protruded inwardly of the pressure-resistant container 1 and screwed and inserted into the outlet 11.
【００１５】筒状体2aにおける内部通孔22は、耐圧容器
１からの酸素取出し（放出）のための通気路で、同通孔
22の内端には弁座23を設けると共に、該弁座23に接離し
て通孔22の開閉並びに流量調整を行うニードルピン24を
内挿する。The internal through hole 22 in the tubular body 2a is a ventilation path for taking out (releasing) oxygen from the pressure resistant container 1, and the through hole 22 is also provided.
A valve seat 23 is provided at the inner end of 22, and a needle pin 24 is inserted into the valve seat 23 to open and close the through hole 22 and adjust the flow rate.
【００１６】通孔22の外端には、基端側を通孔22から突
出する螺動管25を進退自在に螺挿着すると共に、該螺動
管25の先端に当接する減圧並びに漏れ防止用のフロート
ボール26を装填する。螺動管25は内部に連通路25a を備
えた管状のもので、壁部先端に前記連通路25a と通孔22
を連通させる開孔25b を備える。At the outer end of the through hole 22, a screw tube 25 projecting from the through hole 22 at the base end side is screwed so as to be able to move forward and backward, and pressure reduction and leakage prevention that abut on the tip of the screw tube 25 are prevented. Float ball 26 for. The screw tube 25 is a tubular one having a communication passage 25a inside, and the communication passage 25a and the through hole 22 are formed at the tip of the wall portion.
An opening 25b for communicating with each other is provided.
【００１７】フロートボール26とニードルピン24との間
には、螺動管25の連通路25a 内端を閉鎖するべくフロー
トボール26を螺動管25方向へ付勢し、且つ、ニードルピ
ン24を弁座23方向へ付勢するばね27を介在させる。螺動
管25の連通路25a 内には、螺動管25の進退をボール26，
ばね27を介してニードルピン24に伝達するばね28を内挿
する。Between the float ball 26 and the needle pin 24, the float ball 26 is biased toward the screw tube 25 in order to close the inner end of the communication passage 25a of the screw tube 25, and the needle pin 24 is attached. A spring 27 for urging the valve seat 23 is interposed. In the communication passage 25a of the screw tube 25, the balls 26,
A spring 28, which transmits to the needle pin 24 via the spring 27, is inserted.
【００１８】鍔部2b外側には、通孔22から突出する螺動
管25周りを囲む環状部2cを設け、該管状部2c外周には螺
動管25が螺動自在に挿通せる孔を備えたキャップ2dを螺
嵌すると共に、管状部2c内周には螺動管25周りをシール
するパッキン2eを装填して、通孔22周りの気密性保持を
より確実ならしめている。An annular portion 2c surrounding the screw tube 25 projecting from the through hole 22 is provided outside the flange portion 2b, and a hole through which the screw tube 25 can be screwably inserted is provided on the outer periphery of the tubular portion 2c. The cap 2d is screw-fitted, and the inner periphery of the tubular portion 2c is loaded with a packing 2e that seals around the screw tube 25, so that airtightness around the through hole 22 is more reliably maintained.
【００１９】螺動管25の突出側端部には酸素送気チュー
ブ４一端を圧入し、且つ同チューブ４の抜け防止用カプ
ラ4aを螺嵌するをもって、送気チューブ４を連通路25a
に連結せしめる。また、上記螺動管25にはハンドル2fを
螺動管25と一体に固定し、該ハンドル2fの回動操作で螺
動管25が螺動進退するようになす。One end of the oxygen supply tube 4 is press-fitted into the protruding end of the screw tube 25, and a slip-out preventing coupler 4a of the same tube 4 is screwed to connect the supply tube 4 to the communication passage 25a.
Connect to. Further, the handle 2f is fixed to the screw tube 25 integrally with the screw tube 25, and the screw tube 25 is screwed back and forth by the turning operation of the handle 2f.
【００２０】尚、管状部2cに螺嵌せるキャップ2d上面に
は、ニードルピン25を弁座23から所定量だけ離間させて
取出金具２による酸素放出量を後述の設定量とするハン
ドル角度（放出位置）、及び、ニードルピン25を弁座23
に着座させて取出金具２による酸素放出を停止するハン
ドル角度（閉位置）に各々刻印を施し、ハンドル2f回転
の際の目安とする。而して、ハンドル2fを回転操作して
ニードルピン25を弁座23から所定量だけ離間させれば、
設定放出量をもって耐圧容器１内の封入酸素が顔面装着
用マスク５の攪拌混合部5aへと送られる。On the upper surface of the cap 2d that is screwed into the tubular portion 2c, the needle pin 25 is separated from the valve seat 23 by a predetermined amount, and the amount of oxygen released by the take-out fitting 2 is set as a handle angle (release). Position) and needle pin 25 to valve seat 23
The handle angle (closed position) at which the seat 2 is seated to stop the release of oxygen by the take-out fitting 2 is marked and used as a guide when the handle 2f rotates. Thus, by rotating the handle 2f to separate the needle pin 25 from the valve seat 23 by a predetermined amount,
The enclosed oxygen in the pressure resistant container 1 is sent to the agitating and mixing section 5a of the face-mounting mask 5 with the set release amount.
【００２１】上記酸素放出に係る設定量とは、顔面装着
用マスク５に設けた攪拌混合部5aに供給される供給酸素
と、該攪拌混合部5a内に排出される呼吸排気とが、同攪
拌混合部5a内にて攪拌混合されて、大気相当量の酸素含
有率となる新呼吸気を生成可能な放出量で、本実施例で
は 3.5〜４リットル/minとする。The set amount relating to the oxygen release means that the supply oxygen supplied to the stirring and mixing section 5a provided in the face-mounting mask 5 and the respiratory exhaust gas discharged into the stirring and mixing section 5a are the same. The amount of release that can be agitated and mixed in the mixing section 5a to generate new respiration gas having an oxygen content rate equivalent to the atmosphere is 3.5 to 4 liters / min in this embodiment.
【００２２】送気チューブ４は合成樹脂等で成形した細
管状の耐圧可撓管で、一端を前述の如く取出金具２に接
続すると共に、他端は顔面装着用マスク５における攪拌
混合部5aに連絡して、上述の放出量をもって取出金具２
から放出される供給酸素を、前記攪拌混合部5aに送る。The air supply tube 4 is a thin tubular pressure-resistant flexible tube formed of synthetic resin or the like, one end of which is connected to the extraction metal fitting 2 as described above, and the other end of which is connected to the stirring and mixing section 5a of the face wearing mask 5. Contact and take out the metal with the above-mentioned discharge amount 2
The supply oxygen released from is supplied to the stirring and mixing section 5a.
【００２３】顔面装着用マスク５は本実施例では図１，
２示の如く、視野を確保するための透視メガネ部分51、
鼻及び口前方に位置する膨出部分52、排気専用の排出口
53等を備えた略防ガスマスク形状のものとし、前記膨出
部分52の内部を、上述の放出量をもって供給される供給
酸素と、装着者の呼吸排気との攪拌混合部5aとする。ま
た、膨出部分52の所定箇所には送気チューブ４他端が連
通する通孔54を開設し、カプラ55を介して、該通孔54に
送気チューブ４他端を気密状に接続固定し、これによ
り、攪拌混合部5aへの供給酸素の供給が可能になる。攪
拌混合部5a内には供給酸素吹出口６を形成すると共に、
攪拌混合材７を充填する。The face-mounting mask 5 is shown in FIG.
As shown in FIG. 2, see-through spectacles portion 51 for securing a visual field,
Bulging part 52 located in front of nose and mouth, exhaust port dedicated to exhaust
The bulging portion 52 has a substantially gas-proof mask shape including 53 and the like, and the inside of the bulging portion 52 serves as an agitating / mixing portion 5a for supplying oxygen supplied with the above-mentioned release amount and breathing exhaust gas of the wearer. Further, a through hole 54 communicating with the other end of the air supply tube 4 is opened at a predetermined position of the bulging portion 52, and the other end of the air supply tube 4 is airtightly connected and fixed to the through hole 54 via a coupler 55. However, this makes it possible to supply the supply oxygen to the stirring and mixing unit 5a. A supply oxygen outlet 6 is formed in the stirring and mixing section 5a, and
The stirring and mixing material 7 is filled.
【００２４】供給酸素吹出口６は、前記のように接続固
定せる送気チューブ４他端に連結した多孔質部材（例え
ばエアストーン等の多孔質部材）からなり、攪拌混合部
5a内の全域に渉って供給酸素をほぼ均一に分散させる。
攪拌混合材７は、酸素吹出口６周りを囲繞する多孔質繊
維、例えばガーゼ等からなり、装着者の呼吸排気を攪拌
混合部5a内にほぼ均一に分散させる。The supply oxygen outlet 6 is composed of a porous member (for example, a porous member such as air stone) connected to the other end of the air supply tube 4 which can be connected and fixed as described above.
Supply oxygen is distributed almost uniformly over the entire area within 5a.
The stirring / mixing material 7 is made of a porous fiber surrounding the oxygen outlet 6 such as gauze, and disperses the respiratory exhaust gas of the wearer almost uniformly in the stirring / mixing portion 5a.
【００２５】さらに、前記供給酸素吹出口６と攪拌混合
材７との相乗作用により、前述のように分散された供給
酸素と呼吸排気とを均一に攪拌混合して、大気相当量の
酸素含有率となる新呼吸気が生成される。Further, by the synergistic action of the supply oxygen outlet 6 and the agitating / mixing material 7, the supply oxygen and the breathing / exhaust gas dispersed as described above are uniformly agitated and mixed, and the oxygen content rate corresponding to the atmospheric air is obtained. A new breath is generated.
【００２６】尚、顔面装着用マスク５は図３示のような
防災頭巾形状のもの５’に形成するも任意であり、この
場合においても、上記透視メガネ部分51，排出口53，攪
拌混合部5aの形成や送気チューブ４の接続固定、並び、
供給酸素吹出口６の形成や攪拌混合材７の充填等を前記
同様に行うことはいうまでもない。The face-mounting mask 5 may be formed in a disaster prevention hood shape 5'as shown in FIG. 3, and in this case as well, the transparent spectacles portion 51, the discharge port 53, and the agitating / mixing portion are used. Forming 5a, connecting and fixing the air supply tube 4, aligning,
It goes without saying that the formation of the supply oxygen outlet 6 and the filling of the stirring / mixing material 7 are performed in the same manner as described above.
【００２７】以下に、本実施例における耐圧容器１の容
量（ 0.5〜0.6 リットル）、取出金具２による酸素放出
設定量（ 3.5〜４リットル/min）について、より具体的
に説明する。The capacity of the pressure vessel 1 (0.5 to 0.6 liter) and the set oxygen release amount (3.5 to 4 liter / min) by the take-out fitting 2 in this embodiment will be described more specifically below.
【００２８】周知の通り、大気中には15〜20％の酸素が
含有されている。また、人の１分間の平均呼吸数18〜25
回、１呼吸における吸気量 0.5〜0.7 リットルから換算
すれば、１分間に必要な総吸気量17.5リットル（上限値
0.7リットル×25回）、１分間に必要な酸素量 3.5リッ
トル（17.5リットル×20％）が算出される。上記各数値
に基づき、本発明簡易酸素供給装置の使用の一例である
緊急避難用としての使用時間（酸素放出時間）を12分に
設定すれば、同使用時における必要酸素量は40リットル
（ 3.5リットル×12）となり、耐圧容器１内の内圧上限
を80Kg／cm2 に設定すれば、耐圧容器１内における圧縮
酸素の封入必要量0.5 リットル（40÷80）が算出され
る。As is well known, the atmosphere contains 15 to 20% oxygen. Also, the average breathing rate per person per minute is 18 to 25
Converting from the intake volume of 0.5 to 0.7 liters per one breath, the total intake volume required for one minute is 17.5 liters (upper limit value).
The amount of oxygen required for one minute is 3.5 liters (0.7 liters x 25 times) (17.5 liters x 20%). Based on the above numerical values, if the use time (oxygen release time) for emergency evacuation, which is an example of the use of the simple oxygen supply device of the present invention, is set to 12 minutes, the required oxygen amount at the time of use is 40 liters (3.5 If the upper limit of the internal pressure in the pressure vessel 1 is set to 80 kg / cm 2 , the required amount of compressed oxygen to be enclosed in the pressure vessel 1 is 0.5 liter (40 ÷ 80).
【００２９】以上の計算に基づき、本実施例では、取出
金具２による酸素放出量を 3.5〜４リットル/minに設定
すると共に、耐圧容器１の容量を 0.5〜0.6 リットルと
した。尚、本発明装置の酸素放出量，耐圧容器１の容量
は前述の数値に限定されるものではなく、容器１内圧、
封入酸素の濃度（本実施例では 100％とした），使用時
間等の各種条件の設定により、任意に変更可能である。Based on the above calculation, in this embodiment, the amount of oxygen released by the take-out fitting 2 was set to 3.5 to 4 liters / min, and the pressure vessel 1 had a capacity of 0.5 to 0.6 liters. The oxygen release amount and the capacity of the pressure resistant container 1 of the device of the present invention are not limited to the above-mentioned numerical values, but the internal pressure of the container 1,
It can be arbitrarily changed by setting various conditions such as the concentration of enclosed oxygen (100% in the present embodiment) and the use time.
【００３０】以上のような構成からなる本実施例の簡易
酸素供給装置によれば、耐圧容器１からの供給酸素と装
着者の呼吸排気とを攪拌混合して大気同等の酸素含有率
（15〜20％）の新呼吸気を得る。従って、酸素放出量は
前記酸素含有率を満足し得る程度な少量のもの、即ち
3.5〜４リットル/min程度でよく、よって耐圧容器１は
容量 0.5〜0.6 リットル程度の極めて小型なものとし得
る。しかも、供給酸素と呼吸排気とを攪拌混合してなる
大気相当量の酸素を含有した安全確実な新呼吸気を供給
できる。According to the simple oxygen supply apparatus of the present embodiment having the above-mentioned configuration, the oxygen supplied from the pressure vessel 1 and the breathing exhaust gas of the wearer are mixed with stirring to obtain an oxygen content rate (15- 20%) new breathing. Therefore, the amount of released oxygen is small enough to satisfy the oxygen content, that is,
It may be about 3.5 to 4 liters / min. Therefore, the pressure vessel 1 can be made extremely small with a capacity of about 0.5 to 0.6 liters. In addition, it is possible to supply a safe and reliable new respiratory air containing oxygen equivalent to the atmosphere, which is formed by stirring and mixing the supplied oxygen and the respiratory exhaust gas.
【００３１】図４，５においては、図１に示す耐圧容器
１を変形した実施例を表す。尚、この実施例においては
前述の実施例と異なる構成部分のみ図示並びに説明し、
同様な構成部分の図示及び説明に関しては前記と同一の
ため省略する。この実施例の耐圧容器１’においては、
前記実施例の耐圧容器１に酸素取出口11のみを設け、該
取出口11に封入金具を兼用する取出金具２’を装着して
いる。4 and 5 show an embodiment in which the pressure resistant container 1 shown in FIG. 1 is modified. In this embodiment, only the components different from the above-mentioned embodiment are shown and described,
The illustration and description of the similar components are the same as those described above, and will be omitted. In the pressure resistant container 1'of this embodiment,
Only the oxygen outlet 11 is provided in the pressure-resistant container 1 of the above-mentioned embodiment, and the outlet 11 is equipped with the outlet metal fitting 2'which also serves as a sealing metal fitting.
【００３２】該取出金具２’の基本的構成は図１に示す
取出金具２と同様であるが、筒状体2aに酸素封入口12を
設け、該封入口12は酸素封入チューブの端部を螺挿着可
能なねじ孔とし、且つこのねじ孔に、閉栓用の栓体34を
開閉自在に螺嵌せしめると共に、漏れ防止用のボール弁
35を装填してなることを特徴とする。The basic construction of the take-out fitting 2'is the same as that of the take-out fitting 2 shown in FIG. 1, except that an oxygen sealing port 12 is provided in the tubular body 2a, and the sealing port 12 is the end of the oxygen sealing tube. A screw hole into which a screw can be inserted, and a stopper cap body 34 is screwed into the screw hole so as to be openable and closable, and a ball valve for leak prevention is provided.
It is characterized by loading 35.
【００３３】而して、この実施例においては、ハンドル
2fを回転操作してニードルピン24を弁座23から所定量だ
け離間させ、上述の設定放出量をもって耐圧容器１内の
封入酸素を顔面装着用マスク５の攪拌混合部5aへ送る
（図４参照示）。Thus, in this embodiment, the handle
By rotating 2f, the needle pin 24 is separated from the valve seat 23 by a predetermined amount, and the filled oxygen in the pressure resistant container 1 is sent to the stirring / mixing section 5a of the face wearing mask 5 with the above set release amount (see FIG. 4). Show).
【００３４】また、耐圧容器１内へ酸素を封入する場合
は、栓体34，ボール弁35を外して封入口12に酸素封入チ
ューブ８の端部を螺挿着し、その後、ハンドル2fを回転
操作してニードルピン24を弁座23から所定量だけ離間さ
せ、設定圧の高濃度圧縮酸素を容器１内へ送る。容器１
内に同酸素が充満した後、再度ハンドル2fを回転操作し
てニードルピン24を弁座3 に着座させ、さらに栓体34，
ボール弁35を装填して封入口12を密閉するこの封入作業
を行う際は、取出金具２’端部に封止キャップ2gを装着
しておく（図５参照）。When oxygen is to be sealed in the pressure vessel 1, the stopper 34 and the ball valve 35 are removed, the end of the oxygen sealing tube 8 is screwed into the sealing port 12, and then the handle 2f is rotated. The needle pin 24 is operated to separate the needle pin 24 from the valve seat 23 by a predetermined amount, and high-concentration compressed oxygen having a set pressure is sent into the container 1. Container 1
After the interior is filled with the same oxygen, the handle 2f is rotated again to seat the needle pin 24 on the valve seat 3, and the stopper 34,
When performing this enclosing operation of loading the ball valve 35 and sealing the enclosing port 12, the sealing cap 2g is attached to the end of the take-out fitting 2 '(see FIG. 5).
【００３５】[0035]
【００３６】図６においては、上記実施例における取出
金具２，２’を、その酸素放出量を比較的大量に調節可
能とすると共に、攪拌混合部5aを備えない別タイプの顔
面装着用マスク９を交換自在に用意してなる、請求項２
記載の簡易酸素供給装置の一実施例を表す。尚、この実
施例においても、前述の実施例と異なる構成部分のみ図
示並びに説明し、同様な構成部分の図示及び説明に関し
ては前記と同一のため省略する。In FIG. 6, the extraction metal fittings 2 and 2'in the above-described embodiment can adjust the amount of oxygen released in a relatively large amount, and another type of face-mounting mask 9 having no stirring and mixing section 5a. formed by freely providing exchange, claim 2
1 represents an embodiment of the described simple oxygen supply device. Also in this embodiment, only the constituent parts different from those of the above-described embodiment are shown and described, and the illustration and description of the similar constituent parts are the same as those described above, and therefore omitted.
【００３７】この実施例のマスク９は、装着者の鼻，口
周りのみを覆うカップ状の酸素吸入器タイプのもので、
その先端部には送気チューブ４の一端を接続する。送気
チューブ４の他端には、耐圧容器１の酸素取出金具２”
における螺動管25の突出側端部に着脱自在に装着せるホ
ース取付カプラ4a”を設ける。The mask 9 of this embodiment is of a cup-shaped oxygen inhaler type which covers only the wearer's nose and mouth.
One end of the air supply tube 4 is connected to the tip portion thereof. At the other end of the air supply tube 4, an oxygen extraction fitting 2 ″ of the pressure vessel 1 is attached.
A hose attachment coupler 4a ″ that is detachably attached to the protruding end of the screw tube 25 is provided.
【００３８】該カプラ4a”，螺動管25の突出側端部、並
びに、この実施例における上記顔面装着用マスク５のホ
ース取付カプラ4aは、そのカプラ4a”，4aを着脱自在、
且つ気密状に装着可能な周知な係合構造のものとし、図
示においては、螺動管25の突出側端部の外周に環状溝25
c を凹設し、該溝25c に係脱自在に嵌入するボール4b
を、夫々のカプラ4a”，4a内周に装填し、該ボール4bを
ばね4cで溝25c 方向へ付勢する構成としている。The coupler 4a ", the protruding end portion of the screw tube 25, and the hose mounting coupler 4a of the face mounting mask 5 in this embodiment are detachable from the couplers 4a" and 4a.
Further, it has a well-known engagement structure that can be mounted in an airtight manner, and in the figure, an annular groove 25 is provided on the outer periphery of the protruding side end of the screw tube 25.
A ball 4b having a recessed c and being removably fitted into the groove 25c.
Are loaded on the inner circumferences of the respective couplers 4a "and 4a, and the balls 4b are biased by the springs 4c toward the groove 25c.
【００３９】また、取出金具２”におけるキャップ2d上
面には、ニードルピン24の弁座23からの離間量をより大
きくして取出金具２”による酸素放出量を上述の設定量
よりも大量とするハンドル角度（大量放出位置）に刻印
を追加し、その酸素放出量を比較的大量に調節可能とす
る。On the upper surface of the cap 2d of the take-out fitting 2 ", the amount of separation of the needle pin 24 from the valve seat 23 is made larger so that the amount of oxygen released by the take-out fitting 2" is larger than the above-mentioned set amount. A marking is added to the handle angle (mass release position) to make it possible to adjust the oxygen release amount in a relatively large amount.
【００４０】而して、この実施例においては、前記顔面
装着用マスク５に代えて攪拌混合部5aを備えない別タイ
プのマスク９を接続し、且つ酸素放出量を比較的大量に
調節することで、急病人が発生した場合などにおける酸
素吸入機としての兼用が可能になる。In this embodiment, therefore, a mask 9 of another type having no stirring and mixing section 5a is connected in place of the face-mounting mask 5 and the oxygen release amount is adjusted to a relatively large amount. Thus, it can be used as an oxygen inhaler when a sudden illness occurs.
【００４１】[0041]
【発明の効果】本発明に係る簡易酸素供給装置は以上説
明したように構成したので、少量の圧縮酸素と装着者の
呼吸排気を攪拌，混合するをもって、大気相当量の酸素
含有率である新呼吸気を供給し得、且つ攪拌混合部内に
設けた多孔質部材からなる供給酸素吹出口とその周りを
囲繞する多孔質繊維からなる攪拌混合材とで供給酸素と
呼吸排気とを均一に攪拌混合して、より安全確実な呼吸
気の供給を可能とする。従って、耐圧容器をすこぶる小
型のものとして携帯，携行性に優れ、且つ安全性にも優
れた新規な簡易型酸素供給装置を提供できる。 Since the simple oxygen supply device according to the present invention is constructed as described above, it is possible to obtain a new oxygen content ratio equivalent to the atmospheric air by stirring and mixing a small amount of compressed oxygen and the breathing exhaust gas of the wearer. Respiratory air can be supplied , and in the stirring and mixing section
The supply oxygen outlet consisting of the provided porous member and its surrounding
Oxygen is supplied by a stirring and mixing material made of surrounding porous fibers.
Breathing that is safer and more reliable by uniformly mixing the breathing and exhaust air
It enables the supply of energy. Therefore, the pressure-resistant container is extremely small and easy to carry and carry, and also has excellent safety.
It is possible to provide a new simple oxygen supply device.
【００４２】[0042]
【００４３】さらに、請求項２の如き構成とすること
で、請求項１の利点に加えて、顔面装着用マスクに代え
て攪拌混合部を備えない別タイプのマスクを装着し、且
つ酸素放出量を比較的大量に調節することで、急病人が
発生した場合などにおける酸素吸入機としての兼用が可
能になるなど、多くの効果を有する。In addition to the advantage of claim 1 , by adopting the structure of claim 2 , another type of mask which does not have an agitating / mixing part is mounted instead of the face-mounting mask, and the amount of oxygen released is increased. By adjusting a relatively large amount, it has many effects such as being able to be used as an oxygen inhaler when a sudden illness occurs.
【図１】本発明に係る簡易酸素供給装置の一実施例を示
す縦断正面図で一部省略して表す。FIG. 1 is a vertical cross-sectional front view showing an embodiment of a simple oxygen supply device according to the present invention, which is partially omitted.
【図２】図１に示す顔面装着用マスクの斜視図。FIG. 2 is a perspective view of the face-mounting mask shown in FIG.
【図３】顔面装着用マスクの他例を表す斜視図。FIG. 3 is a perspective view showing another example of a face-mounting mask.
【図４】耐圧容器の他例を表す一部省略断面図で、酸素
放出状態を示す。FIG. 4 is a partially omitted cross-sectional view showing another example of the pressure resistant container, showing an oxygen released state.
【図５】図４に係る耐圧容器の酸素補給状態を示す一部
省略断面図。5 is a partially omitted cross-sectional view showing an oxygen supply state of the pressure resistant container according to FIG.
【図６】本発明に係る簡易酸素供給装置の他の実施例を
示す縦断正面図で一部省略して表す。FIG. 6 is a vertical cross-sectional front view showing another embodiment of the simple oxygen supply device according to the present invention, with a part thereof omitted.
１：耐圧容器 ２：酸素取出金具
３：酸素封入金具 ４：送気チューブ ５：顔面装着用マスク
６：供給酸素吹出口 ７：攪拌混合材 ８：酸素封入チューブ
９：顔面装着用マスク1: Pressure vessel 2: Oxygen extraction fitting
3: Oxygen sealing metal fitting 4: Air supply tube 5: Face wearing mask
6: Supply oxygen outlet 7: Stirring mixture 8: Oxygen-filled tube
9: Face wearing mask
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 実開 昭51−13697（ＪＰ，Ｕ) 実開 昭53−46796（ＪＰ，Ｕ) ─────────────────────────────────────────────────── ─── Continuation of the front page (56) Bibliographic references SHO 51-13697 (JP, U) ACTUAL SHO 53-46796 (JP, U)
Claims (2)
器の酸素取出口に、該耐圧容器内の酸素を所定量づつ放
出する取出金具を装着すると共に、該取出金具に接続す
る送気チューブを介して顔面装着用マスクを連結してな
り、前記装着用マスクに耐圧容器からの供給酸素と装着
者の呼吸排気との攪拌混合部を設け、且つ上記取出金具
による酸素放出量を、前記攪拌混合部において攪拌混合
される供給酸素と呼吸排気とが大気相当量の酸素含有率
となる新呼吸気を生成可能なものとした簡易酸素供給装
置であって、上記攪拌混合部内に、多孔質部材からなる
供給酸素吹出口を形成すると共に、該酸素吹出口周りを
囲繞する多孔質繊維からなる攪拌混合材を充填せしめた
ことを特徴とする簡易酸素供給装置。1. An air supply tube for attaching a discharge fitting for discharging a predetermined amount of oxygen in the pressure resistant container to an oxygen discharge outlet of a small pressure resistant container for enclosing high-concentration compressed oxygen and for connecting to the discharge fitting. A face-mounting mask is connected via a stirrer, the stirrer is equipped with a stirring / mixing unit for supplying oxygen from the pressure vessel and breathing exhaust of the wearer, and the amount of oxygen released by the extraction metal fitting A simple oxygen supply device in which the supply oxygen and the respiratory exhaust gas that are agitated and mixed in the mixing section can generate new respiratory air having an oxygen content rate equivalent to the atmosphere.
And a porous member in the stirring and mixing section.
While forming the supply oxygen outlet,
A simple oxygen supply device, characterized in that it is filled with a stirring and mixing material composed of surrounding porous fibers .
的大量に調節可能に形成すると共に、上記攪拌混合部を
備えない別タイプの顔面装着用マスクを交換自在に用意
してなることを特徴とする請求項１記載の簡易酸素供給
装置。2. A comparison of the amount of oxygen released from the extraction fittings
In addition to forming a large amount adjustable, the stirring and mixing section
A different type of face-mounting mask that is not provided can be exchanged.
Simple oxygen supply apparatus according to claim 1, characterized in that to become to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4267383A JP2516722B2 (en) | 1992-10-06 | 1992-10-06 | Simple oxygen supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4267383A JP2516722B2 (en) | 1992-10-06 | 1992-10-06 | Simple oxygen supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06285178A JPH06285178A (en) | 1994-10-11 |
| JP2516722B2 true JP2516722B2 (en) | 1996-07-24 |
Family
ID=17444087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4267383A Expired - Lifetime JP2516722B2 (en) | 1992-10-06 | 1992-10-06 | Simple oxygen supply device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2516722B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040025317A (en) * | 2002-09-19 | 2004-03-24 | 주식회사 환경과 미래 | Apparatus for providing an air |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5032987B2 (en) * | 1972-12-25 | 1975-10-25 | ||
| JPS51129650A (en) * | 1975-04-09 | 1976-11-11 | Hitachi Ltd | Multiplex circuit |
-
1992
- 1992-10-06 JP JP4267383A patent/JP2516722B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06285178A (en) | 1994-10-11 |
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