WO2020218649A1 - 온도조절모듈을 포함하는 산소 마스크 - Google Patents
온도조절모듈을 포함하는 산소 마스크 Download PDFInfo
- Publication number
- WO2020218649A1 WO2020218649A1 PCT/KR2019/005054 KR2019005054W WO2020218649A1 WO 2020218649 A1 WO2020218649 A1 WO 2020218649A1 KR 2019005054 W KR2019005054 W KR 2019005054W WO 2020218649 A1 WO2020218649 A1 WO 2020218649A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- user
- oxygen
- breathing
- temperature
- oxygen mask
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/04—Gas helmets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B19/00—Cartridges with absorbing substances for respiratory apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B21/00—Devices for producing oxygen from chemical substances for respiratory apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/02—Respiratory apparatus with compressed oxygen or air
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B9/00—Component parts for respiratory or breathing apparatus
- A62B9/06—Mouthpieces; Nose-clips
Definitions
- the present invention relates to an oxygen mask for preventing suffocation in a situation where a user is exposed to toxic gas, and more particularly, to an oxygen mask including a temperature control module to effectively remove carbon dioxide emitted during breathing. .
- Gas masks are representative safety devices used in situations where users are exposed to toxic gases such as fire.
- a gas mask simply purifies the toxic gas from the outside air and allows the user to breathe, it can be completely useless in a space lacking oxygen, and the need for a safety mechanism that can more fundamentally solve this problem has emerged.
- a conventional oxygen mask is provided with a hood covering the user's head, inhaling oxygen or exhaling exhalation, a breathing unit connected to the oxygen tank, and expansion after initial breathing at the start of use of the oxygen mask. And a breathing bag that repeats the contraction.
- the present invention was conceived to solve the problems of the prior art described above, and an object of the present invention is to provide an oxygen mask that effectively removes carbon dioxide emitted during breathing or converts it to oxygen to extend the usage time compared to the conventional product. Have.
- An oxygen mask including a temperature control module of the present invention for achieving the above object includes an internal housing provided on the front side of the user's face, and oxygen provided in the internal housing to supply oxygen into the accommodation space for the user's breathing.
- a breathing bag provided in the supply unit, the internal housing and repeating expansion/contraction according to the air flow by the user's breath, a filter unit that removes at least a part of carbon dioxide contained in the user's exhalation, and air flow by the user's breath It includes a temperature control module formed to be able to control the temperature of the path.
- an opening in which the user's head is inserted is formed on one side, and an external housing in which an opening is communicated with the opening and an accommodation space in which the interior housing is provided is formed.
- the filter unit may be formed to convert at least a part of carbon dioxide contained in the user's exhalation into oxygen through a chemical reaction.
- the filter unit may be formed to adsorb and remove at least a portion of carbon dioxide contained in the user's exhalation.
- it may further include a temperature sensing module for sensing the temperature of the air flow path by the user's breath.
- the temperature control module may be formed to control the temperature of the air flow path by the user's breathing based on the sensing result of the temperature sensing module.
- the oxygen mask including the temperature control module of the present invention for solving the above problems has the following effects.
- FIG. 1 to 3 are views showing an oxygen mask according to a first embodiment of the present invention
- FIG. 5 to 8 are views showing the breathing process through the oxygen mask according to the first embodiment of the present invention.
- FIG. 9 is a view showing an oxygen mask according to a second embodiment of the present invention.
- an oxygen mask including a temperature control module includes an internal housing provided on the front side of the user's face, an oxygen supply unit provided in the internal housing to supply oxygen into the accommodation space for the user's breathing, and the interior A breathing bag that is provided in the housing and repeats expansion/contraction according to the flow of air by the user's breath, a filter unit that removes at least part of carbon dioxide contained in the user's exhalation, and the temperature of the air flow path by the user's breath It includes a temperature control module that is formed to be adjustable.
- FIG 1 and 2 are views showing an oxygen mask according to a first embodiment of the present invention.
- the oxygen mask according to the first embodiment of the present invention includes an external housing 100, an internal housing 300, an oxygen supply unit 200, an initial breathing valve 700, and a respiration. It may be configured to include a bag 800, a filter unit 810 and a temperature control module 830.
- the external housing 100 is provided to surround the user's head to prevent external air from flowing into the external housing 100 and to prevent the user's head from being exposed to flames, dust, or toxic gases. to be.
- the external housing 100 may be formed to surround the user's head by inserting the user's head through an opening formed at one side, and placing the user's head in an accommodation space formed therein.
- the exterior housing 100 may have a sealed and waterproof structure, and may be formed of a hard material to effectively protect against external impacts. However, it is natural that this does not limit the scope of the rights.
- the exterior housing 100 may be made of a synthetic resin material having a certain hardness, and may be formed of a flame-retardant reflective material so that the user's location can be informed to a third party while protecting the face from flames.
- the exterior housing 100 includes a body 120 formed to surround the user's head, and a first body portion 120 provided to surround the outside of the oxygen supply unit 200 to be described later. It has a shape including a receiving portion 140 and a second receiving portion 130 provided in the body 120 so as to surround the breathing bag 800 to be described later.
- first receiving unit 140 and the second receiving unit 130 have a shape protruding from the body unit 120, and at least some areas of the body unit 120 allow the user to A see-through unit having transparency may be provided so that it can be easily checked with the naked eye.
- the exterior housing 100 may include a face protection unit 110 provided in front of the interior housing 300 to be described later.
- a plurality of ventilation holes 112 may be formed in the face protection unit 110, and a filter that removes high concentration of carbon dioxide discharged during breathing by the user so as not to interfere with normal breathing inside the ventilation hole 112
- the unit 810 may be provided.
- the interior housing 300 may be provided on the front side of the user's face in the accommodation space, and when the pressure inside the accommodation space increases above a preset pressure, it discharges the air inside the accommodation space to the outside of the accommodation space. It may include a breathing unit 310 including an outlet and an inlet for introducing purified outdoor air containing oxygen into the receiving space for the user's breathing.
- the inlet of the breathing unit 310 may not be necessary if oxygen can be supplied to the user only with the oxygen supply unit 200 to be described later, but the user of purified outdoor air containing oxygen through the inlet of the breathing unit 310 If supplied to the oxygen supply unit 200, it is possible to reduce the amount of oxygen introduced into the oxygen supply unit 200, thereby increasing the life of the oxygen supply unit 200 or can have the advantage of reducing the capacity of the oxygen supply unit 200.
- the inlet of the breathing unit 310 may be provided with an auxiliary filter (not shown) in order to introduce purified outside air containing oxygen into the receiving space.
- the auxiliary filter serves to filter harmful components from the outdoor air supplied to the user, and its structure and shape may vary, and thus it is natural that the scope of the rights is not limited.
- the oxygen supply unit 200 is a component provided in the internal housing 300 to supply oxygen for the user's breathing, and may be configured in any form as long as it can supply oxygen, such as an oxygen compression container or an oxygen generator, It is natural that this does not limit the scope of the rights.
- the oxygen supply unit 200 may include a storage tank 210 in which oxygen is stored, and a regulator 220 that supplies oxygen to a user at a preset flow rate. At this time, the regulator 220 controls the flow rate of oxygen discharged from the storage tank 210 to supply oxygen to the user at a preset flow rate.
- the regulator 220 is provided in the oxygen supply unit 200, it is possible to prevent excessive oxygen from being supplied to the user by adjusting the flow rate of oxygen supplied to the user.
- the oxygen supply unit 200 is a safety unit (not shown) that automatically discharges oxygen when the temperature inside the receiving space is higher than a preset temperature or when the internal pressure of the oxygen supply unit 200 is higher than a preset pressure. It may be further provided.
- the outlet of the breathing unit 310 is a component that is mounted on the internal housing 300 and discharges the air inside the receiving space to the outside of the receiving space when the pressure inside the receiving space increases above a preset pressure. .
- the external housing 100 As described above, as the external housing 100 is provided to cover the user's head, the interior of the external housing 100 will be a substantially sealed space, and accordingly, the air discharged during the user's breathing is transferred to the external housing ( 100) If it is not discharged to the outside, since the internal pressure of the external housing 100 increases, the outlet of the breathing unit 310 is accommodated when the pressure of the accommodation space inside the external housing 100 increases above a preset pressure. The air inside the space may be discharged to the outside of the outer housing 100.
- the outlet of the breathing unit 310 may be formed in the form of a one-way valve that blocks the inflow of outside air while discharging the air inside the receiving space to the outside of the outer housing 100.
- the initial breathing valve 700 includes an air flow path for supplying air required for the user's initial breathing from the outside of the outer housing 100 to the interior of the accommodation space.
- the initial breathing valve 700 introduces air outside the external housing 100 into the receiving space by inhalation. .
- the process of blowing air into the breathing bag 800 by the user immediately before using the oxygen mask can be omitted, and thus the oxygen mask can be conveniently and quickly used.
- the initial breathing valve 700 may be converted to a non-use state after the user's initial breathing. This is to prevent external air from continuously flowing into the receiving space. That is, the initial breathing valve 700 can prevent the air inside the external housing 100 from being contaminated by introducing the external air once only during the initial breathing of the user and not being used thereafter.
- the valve of the initial breathing valve 700 is opened by the pressure only during the first breathing process, and is not opened after the first breathing. Will not be.
- the form in which the initial breathing valve 700 is provided is an embodiment, and the initial breathing valve 700 may be omitted.
- the filter unit 810 is provided in the internal housing 300 and serves to remove at least a portion of carbon dioxide contained in the user's exhalation.
- the filter unit 810 may be provided on the air flow path by the user's breathing, and may remove carbon dioxide contained in the user's exhalation by adsorption, or convert it to oxygen through a chemical reaction and supply it.
- an alkali metal hydroxide, silica, polyethyleneimine, etc. may be used as the adsorbing material for carbon dioxide, but the adsorbed material and the type of oxygen conversion material through a chemical reaction are not limited thereto.
- a breathing bag 800 may be connected to the front of the filter unit 810, and a mouthpiece 850 for a user to bite into the mouth may be provided at the rear of the filter unit 180.
- a check valve 820 having a flow path may be further provided.
- the oxygen supplied through the oxygen supply unit 200 may pass through the check valve 820 and be supplied to the user.
- the above-described carbon dioxide removal process is affected by temperature, and therefore, the carbon dioxide removal rate is inevitably different depending on the use situation of the oxygen mask such as the season of use of the oxygen mask and the area of use.
- a temperature control module 830 may be further provided.
- the temperature control module 830 adjusts the temperature of the air flow path by the user's breath, so that the carbon dioxide removal rate can be controlled as intended without being restricted by the external environment.
- a temperature sensing module 840 for sensing the temperature of the air flow path by the user's breath may be further included, and accordingly, the temperature control module 830 may sense the temperature sensing module 840 Based on the result, it is possible to control the temperature of the air flow path by the user's breathing.
- the temperature control module 830 may maintain the carbon dioxide removal rate uniformly, but of course, the temperature control module 830 may control the carbon dioxide removal rate to vary according to circumstances.
- the temperature sensing module 840 is provided inside the outer housing 100, and the temperature control module 830 covers the filter unit 810, but the temperature sensing module It goes without saying that the positions of the 840 and the temperature control module 830 are not limited thereto, and may be provided at various positions other than this.
- the breathing bag 800 has a contracted state.
- the filter unit 830 may remove carbon dioxide contained in the exhalation or convert it to oxygen for rebreathing.
- the oxygen supply unit 200 may compensate for the reduced amount of oxygen by discharging the amount of oxygen corresponding to the reduced amount of oxygen to the user.
- the breathing bag 800 repeats expansion and contraction as shown in FIGS. 6 and 7.
- the filter unit 830 performs rebreathing. Carbon dioxide included in the exhalation may be removed or converted into oxygen, and the amount of oxygen gradually decreasing may be compensated by the oxygen supply unit 200.
- the outlet of the breathing unit 310 provided in the internal housing 300 is configured to transfer the air inside the receiving space to the exterior when the pressure in the receiving space increases above a preset pressure. It is discharged to the outside of the housing 100, and as a result, the pressure inside the receiving space can be maintained at a certain level.
- FIG. 9 is a view showing an oxygen mask according to a second embodiment of the present invention.
- the first embodiment and the overall components are all formed identically, but the temperature sensing module 840 is provided inside the filter unit 840. different.
- the temperature sensing module 840 is provided in a state exposed to the air flow path when the user breathes, and accordingly, the temperature of exhalation is more effectively and accurately controlled through the temperature control module 830 To be able to do it.
- the positions of the temperature sensing module 840 and the temperature control module 830 may be provided in various positions.
- the present invention relates to an oxygen mask for preventing asphyxiation in a situation where a user is exposed to toxic gas, and to an oxygen mask including a temperature control module to effectively remove carbon dioxide discharged during breathing.
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
Description
EP-PEI/SiO2 | CO2 capacity in 5 min | |
Temperature | 10 ℃ | 5.8 wt% (80%) |
15 ℃ | 6.2 wt% (83%) | |
20 ℃ | 6.5 wt% (84%) | |
30 ℃ | 6.8 wt% (91%) |
Claims (6)
- 사용자 안면 전방 측에 구비되는 내장하우징;상기 내장하우징에 구비되어 사용자의 호흡을 위하여 상기 수용공간 내에 산소를 공급하는 산소공급부;상기 내장하우징에 구비되며, 사용자의 호흡에 의한 공기 유동에 따라 팽창/수축을 반복하는 호흡 주머니;사용자의 날숨에 포함된 이산화탄소의 적어도 일부를 제거하는 필터부; 및사용자의 호흡에 의한 공기 유동 경로의 온도를 조절 가능하게 형성되는 온도조절모듈;을 포함하는 산소 마스크.
- 제1항에 있어서,일측에 사용자의 머리가 삽입되는 개구부가 형성되며, 내부에 상기 개구부와 연통되고, 상기 내장하우징이 구비되는 수용공간이 형성된 외장하우징을 더 포함하는 산소 마스크.
- 제1항에 있어서,상기 필터부는 사용자의 날숨에 포함된 이산화탄소의 적어도 일부를 화학 반응을 통해 산소로 전환하도록 형성된 산소 마스크.
- 제1항에 있어서,상기 필터부는 사용자의 날숨에 포함된 이산화탄소의 적어도 일부를 흡착하여 제거하도록 형성된 산소 마스크.
- 제1항에 있어서,사용자의 호흡에 의한 공기 유동 경로의 온도를 센싱하는 온도센싱모듈을 더 포함하는 산소 마스크.
- 제5항에 있어서,상기 온도조절모듈은, 상기 온도센싱모듈의 센싱 결과에 의거하여 상기 사용자의 호흡에 의한 공기 유동 경로의 온도를 제어하도록 형성되는 산소 마스크.
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PCT/KR2019/005054 WO2020218649A1 (ko) | 2019-04-26 | 2019-04-26 | 온도조절모듈을 포함하는 산소 마스크 |
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PCT/KR2019/005054 WO2020218649A1 (ko) | 2019-04-26 | 2019-04-26 | 온도조절모듈을 포함하는 산소 마스크 |
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Cited By (3)
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US10407717B2 (en) | 2001-11-19 | 2019-09-10 | Affymetrix, Inc. | Methods of analysis of methylation |
WO2023229547A1 (en) * | 2022-05-24 | 2023-11-30 | İstanbul Geli̇şi̇m Üni̇versi̇tesi̇ | Portable oxygen breathing fresh air mask |
CN117734910A (zh) * | 2023-09-27 | 2024-03-22 | 中国人民解放军海军特色医学中心 | 用于循环式潜水呼吸器的反应剂罐及使用状态监控方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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WO2023229547A1 (en) * | 2022-05-24 | 2023-11-30 | İstanbul Geli̇şi̇m Üni̇versi̇tesi̇ | Portable oxygen breathing fresh air mask |
CN117734910A (zh) * | 2023-09-27 | 2024-03-22 | 中国人民解放军海军特色医学中心 | 用于循环式潜水呼吸器的反应剂罐及使用状态监控方法 |
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