CN205814901U - A kind of Self-saving breather of chemical oxygen - Google Patents
A kind of Self-saving breather of chemical oxygen Download PDFInfo
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- CN205814901U CN205814901U CN201620745501.7U CN201620745501U CN205814901U CN 205814901 U CN205814901 U CN 205814901U CN 201620745501 U CN201620745501 U CN 201620745501U CN 205814901 U CN205814901 U CN 205814901U
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Abstract
This utility model relates to a kind of Self-saving breather of chemical oxygen, including: face shield (1), described face shield (1) is provided with a unidirectional gas outlet (4) and multiple one-way air inlet mouth (2,3)；Breathing bag (10), described breathing bag (10) has a plurality of gas passage, and described a plurality of gas passage connects with described one-way air inlet mouth (2,3) respectively；Air regenesis tank (5), described air regenesis tank (5) upper end connects with described unidirectional gas outlet (4), lower end all connects with multiple gas passages of described breathing bag (10), formation sequentially passes through face shield (1), unidirectional gas outlet (4), air regenesis tank (5), breathing bag (10), one-way air inlet mouth (2,3) and the gas return path of face shield (1).This device multiloop air-flow can improve circulation gas circuit thermal balance, increases the area of dissipation of air-flow, extends air-flow length, effectively reduces the temperature of fresh air, improves the comfort of personnel.
Description
Technical field
This utility model relates to emergency self-saving device technical field, particularly relates to a kind of Self-saving breather of chemical oxygen.
Background technology
The carbon dioxide of characteristics of contaminated respiratory droplets and water can be generated oxygen by chemical reaction by Self-saving breather of chemical oxygen, formed
Ozone is absorbed by the body again, therefore when there is fire accident, and the disaster affected people at stranded scene and fire-fighting people
Self-saving breather of chemical oxygen can be used to carry out on-the-spot evacuation for member and escape is saved oneself.
Self-saving breather of chemical oxygen is built-in to be equipped with KO2For the air regenesis agent of main component, the change in air regenesis agent
Learning material and the carbon dioxide of characteristics of contaminated respiratory droplets and water generation chemical reaction generates the fresh air that can breathe, it is the most not
Limited by ambient atmosphere ambient gas composition, be a kind of ideal emergency escape self-rescuer.But in air regenesis agent
Chemical substance can produce substantial amounts of reaction heat with carbon dioxide and water when reacting so that the temperature of fresh air is high,
Reduce the comfort level of user of service.Existing Self-saving breather of chemical oxygen and various modified model are single-circuit breath cycle gas
Road, this loop makes the temperature of fresh air the most outwards to conduct so that the fresh air temperature of human body respiration is big
Amplitude, higher than extraneous ambient temperature, reduces the comfort of personnel.
Utility model content
In view of above-mentioned analysis, this utility model aims to provide a kind of Self-saving breather of chemical oxygen, in order to solve existingization
Learn the regeneration of oxygen self-rescue apparatus fresh air and rate of release instability thus reduce reliability and guard time, fresh air temperature
Spend problem that is high thus that reduce the comfort of personnel.
The purpose of this utility model is mainly achieved through the following technical solutions: a kind of Self-saving breather of chemical oxygen, bag
Include: face shield, described face shield is provided with a unidirectional gas outlet and multiple one-way air inlet mouth；Breathing bag, described breathing bag
There is a plurality of gas passage, and described a plurality of gas passage connects with described one-way air inlet mouth respectively；Air regenesis tank, described sky
Gas regenerating tank upper end connects with described unidirectional gas outlet, and lower end all connects with multiple gas passages of described breathing bag, is formed
Sequentially pass through face shield, unidirectional gas outlet, air regenesis tank, breathing bag, one-way air inlet mouth and the gas return path of face shield, owing to exhaling
Suction air has a plurality of gas passage, and the fresh air therefore generated from air regenesis tank can be by a plurality of gas passage through list
Entering face shield to air inlet to be absorbed by the body, form multiple gas return path, fresh air is through shunting, by increasing capacitance it is possible to increase area of dissipation
With air-flow length so that inside and outside breathing bag, thermal balance stroke is extended, effectively reduce the temperature of fresh air, improve personnel
Comfort.
Further, described one-way air inlet mouth is 2；The gas passage of described breathing bag is 2.
Further, described breathing bag is U-shape structure, two upper ends of wherein said breathing bag respectively with described list
Connecting to air inlet, the center bottom of described breathing bag connects with the lower end of described air regenesis tank.
Further, described air regenesis tank lower end is connected with described breathing bag by flexible pipe.
Further, bottom described breathing bag, it is provided with relief valve, can be to the storage in breathing bag by gas bleeder valve
Atmospheric pressure regulates.
Further, the described upper and lower two ends of air regenesis tank are respectively arranged with sealing valve, and described sealing valve is used for starting institute
State Self-saving breather of chemical oxygen.
Further, it is provided with filtration sieve plate (6) and lower filtration sieve plate (9), Qi Zhongsuo in described air regenesis tank (5)
Stating air regenesis agent (8) to be positioned between described upper filtration sieve plate (6) and described lower filtration sieve plate (9), described upper screen plate can
The even gas distribution making characteristics of contaminated respiratory droplets shunts, and uniform flows in air regenesis tank, lower screen plate can make fresh air all regardless of
Stream, in uniform inflow breathing bag, forms uniform, mild fresh air and is absorbed by the body, and the use increasing personnel is comfortable
Degree.
Further, described upper filtration sieve plate (6) and lower filtration sieve plate (9) are the platy structure with multiple circular hole, institute
Stating Circularhole diameter is 3.5-6.5mm.
Further, described one-way air inlet mouth and a diameter of 30-45mm of described unidirectional gas outlet；Described air regenesis tank
Internal diameter be 90-110mm, height be 60-120mm；The diameter of described flexible pipe is identical with the diameter of described unidirectional gas outlet, described
Hose length is 150-350mm.
This utility model has the beneficial effect that:
Self-saving breather of chemical oxygen of the present utility model has a plurality of gas flow loop, can be through too much after fresh air produces
Bar gas passage enters face shield and is absorbed by the body, and this multiloop air-flow can increase the area of dissipation of air-flow, extends air-flow long
Degree so that inside and outside breathing bag, thermal balance is formed and extended, and effectively reduces the temperature of fresh air, the use improving personnel is relaxed
Appropriateness.
Other feature and advantage of the present utility model will illustrate in the following description, and, part from description
In become apparent, or by implement this utility model and understand.The purpose of this utility model and other advantages can be passed through
Structure specifically noted in the description write, claims and accompanying drawing realizes and obtains.
Accompanying drawing explanation
Accompanying drawing is only used for illustrating the purpose of specific embodiment, and is not considered as restriction of the present utility model, whole
In accompanying drawing, identical reference marks represents identical parts.
Fig. 1 is the structural representation of the present embodiment Self-saving breather of chemical oxygen；
Wherein, 1-face shield, 2-the first one-way air inlet mouth, 3-the second one-way air inlet mouth, the unidirectional gas outlet of 4-, 5-air regenesis
Tank, 6-filters sieve plate, 7-air regenesis agent, filters sieve plate, 9-flexible pipe, 10-breathing bag, 11 gas bleeder valves under 8-.
Detailed description of the invention
Specifically describing preferred embodiment of the present utility model below in conjunction with the accompanying drawings, wherein, accompanying drawing constitutes the application one
Point, and be used for explaining principle of the present utility model together with embodiment of the present utility model.
This utility model embodiment provides a kind of Self-saving breather of chemical oxygen, as it is shown in figure 1, include face shield 1, breathing bag
10 and air regenesis tank 5, on described face shield 1, wherein it is provided with first one-way air inlet mouth the 2, second one-way air inlet mouth 3 and unidirectional
Gas outlet 4, wherein said first one-way air inlet mouth 2 and the second one-way air inlet mouth 3 are positioned at the both sides of described unidirectional gas outlet 4；Institute
State one-way air inlet mouth can also be one can also be more than 2, described first one-way air inlet mouth 2 and the second one-way air inlet mouth 3
Structure is identical, and first and second for make a distinction both；Described one-way air inlet mouth and described unidirectional gas outlet a diameter of
35mm。
Air regenesis tank 5 is the container of the cavity with up/down perforation, can be cylindric, it is also possible to for other shapes；
When described air regenesis tank 5 is cylindric, according to the difference of described breathing equipment size specification of saving oneself, described air regenesis tank 5
Internal diameter be 100mm, height be 80mm；Air regenesis tank about 5 two ends are provided with outlet, and air regenesis tank 5 brings out
Mouth connects with unidirectional gas outlet 4, and the gas of such characteristics of contaminated respiratory droplets enters in can entering air regenesis tank 5 by unidirectional gas outlet 4
Row air regenesis；Being provided with filtration sieve plate 6 and lower filtration sieve plate 8 in air regenesis tank 5, described air regenesis agent is placed on
Between described upper filtration sieve plate 6 and lower filtration sieve plate 8, wherein said upper filtration sieve plate 6 and lower filtration sieve plate 8 are and have porous
The platy structure of structure, the gas entering air regenesis tank 5 can not shunted, uniformly enter, lower mistake by upper filtration sieve plate 6
The gas that air regenesis tank 5 exports can not shunted by screen plate 8, exports uniformly, described upper filtration sieve plate 6 and lower filtration
Sieve plate 8 is the platy structure with multiple circular hole, and described Circularhole diameter is 4.5mm, and the rounded distribution of described circular hole, on described
Filter the circular hole in the middle of sieve plate 6 and lower filtration sieve plate 8 sparse, at described screen plate sieve plate 6 and the circle of lower filtration sieve plate 8 periphery
Hole comparatively dense, so in order to ensure that the air-flow that personnel breathe out uniformly enters in described air regenesis tank 5.
Breathing bag 10 has multiple gas passage, and the outlet of each gas passage be connected to one unidirectional enter
QI KOU, the lower end outlet of air regenesis tank 5 connects breathing bag 10, and ensures the fresh air of output in air regenesis tank 5
Can enter all of gas passage, the fresh air so produced from air regenesis tank 5 can enter from multiple gas passages
Enter face shield 1, thus be absorbed by the body, be so conducive to increasing the area of dissipation of fresh air, the length of air-flow and breathing bag
Thermal balance stroke inside and outside 10, effectively reduces the temperature of fresh air, increases the comfort of personnel greatly；The present embodiment
Two one-way air inlet mouths, the respectively first one-way air inlet mouth 2 and the second one-way air inlet mouth 3, therefore this enforcement it is provided with on face shield 1
The described breathing bag 10 of example has two gas passages.
It is highly preferred that the present embodiment breathing bag 10 is U-shape structure as shown in Figure 1, wherein in one of them of U-shape structure
End connects the first one-way air inlet mouth 2, and another upper end connects the second one-way air inlet mouth 3, position upward in the middle part of the lower end of U-shape structure
Putting connection has the lower end of air regenerating tank 5 to export, and the fresh air so formed from air regenesis tank 5 is from breathing bag 10
Enter breathing bag 10 in the middle part of U-shape structure lower end, be then divided into two air-flows in left and right respectively from the first one-way air inlet mouth 2 and second
One-way air inlet mouth 3 enters face shield, is absorbed by the body, and air-flow, when flowing up from the left and right sides of U-shape structure, quickly dissipates
Heat, is effectively reduced temperature.
Being provided with flexible pipe 9 in the middle part of the air regenesis tank 5 lower end outlet lower end with breathing bag 10U type structure, air is again
Raw tank 5 is connected with breathing bag 10 by flexible pipe 9, so can make to be connected flexibly between air regenesis tank 5 with breathing bag 10,
It also is able to increase degree of being connected firmly；Preferably, the diameter of described flexible pipe 9 is identical with the diameter of described unidirectional gas outlet 4, for
35mm, a length of 200mm.
Being provided with gas bleeder valve 11 bottom breathing bag 10, gas bleeder valve 11 can be carried out by the interior gas pressure that stores of breathing bag
Regulation.
Be respectively arranged with sealing valve at the two ends up and down of air regenesis tank 5, described sealing valve is used for starting described meeting an urgent need certainly
Rescue breathing equipment.
When running into the emergencies such as fire, gas leakage or gas explosion, disaster affected people incite somebody to action this according to wearing requirement
Self-saving breather of chemical oxygen described in embodiment is worn complete, escapes.During use, it is first turned on air regenesis tank about 5 two
The sealing valve of end, then carries upper face shield 1 rapidly, and adjusts the restraint zone tightness on face shield 1 according to individual's shape of face, and wear
Wear firmly.The low oxygen content (about 17%) of personnel's exhalation, the gas of high carbon dioxide content (about 4.5%) pass through unidirectional
Gas outlet 4 enters air regenesis tank 5, and in air regenesis tank 5, the gas of exhalation produces oxygen, shape with air regenesis agent 7 reaction
Becoming ozone, human body produces negative pressure when air-breathing, promotes the interior fresh air produced of air regenesis tank 5 from flexible pipe 9 along exhaling
Two, the left and right of suction air 10 gas flow loop is entered face shield 1, by human body by the first one-way air inlet mouth 2 and the second one-way air inlet mouth 3
Absorbing, complete primary air circular regeneration process, and reciprocation cycle is gone down successively, the chemical oxygen described in the present embodiment is saved oneself breathing
Device is continuously for the fresh air needed for human body respiration offer.
In sum, this utility model embodiment provides a kind of Self-saving breather of chemical oxygen, by improving gas flow loop,
Changing single loop into double loop, even multiloop, thus increase the area of dissipation of gas, the temperature effectively reducing air improves people
The comfort level that member uses.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in
Change or replacement, all should contain within protection domain of the present utility model.
Claims (9)
1. a Self-saving breather of chemical oxygen, it is characterised in that including:
Face shield (1), described face shield (1) is provided with a unidirectional gas outlet (4) and multiple one-way air inlet mouth (2,3)；
Breathing bag (10), described breathing bag (10) has an a plurality of gas passage, and described a plurality of gas passage respectively with institute
State one-way air inlet mouth (2,3) connection；
Air regenesis tank (5), described air regenesis tank (5) upper end connects with described unidirectional gas outlet (4), lower end and described breathing
Multiple gas passages of air bag (10) all connect, formed sequentially pass through face shield (1), unidirectional gas outlet (4), air regenesis tank (5),
Breathing bag (10), one-way air inlet mouth (2,3) and the gas return path of face shield (1).
Self-saving breather of chemical oxygen the most according to claim 1, it is characterised in that described one-way air inlet mouth (2,3) is 2；
The gas passage of described breathing bag (10) is 2.
Self-saving breather of chemical oxygen the most according to claim 2, it is characterised in that described breathing bag (10) is U-shape structure,
Two upper ends of wherein said breathing bag (10) connect with described one-way air inlet mouth (2,3) respectively, described breathing bag (10)
Center bottom connect with the lower end of described air regenesis tank (5).
4. according to Self-saving breather of chemical oxygen described in any one of claim 1-3, it is characterised in that described air regenesis tank (5)
Lower end is connected with described breathing bag (10) by flexible pipe (9).
5. according to Self-saving breather of chemical oxygen described in any one of claim 1-3, it is characterised in that described breathing bag (10) end
Portion is provided with relief valve (11).
6. according to Self-saving breather of chemical oxygen described in any one of claim 1-3, it is characterised in that described air regenesis tank (5)
Two ends are respectively arranged with sealing valve up and down.
Self-saving breather of chemical oxygen the most according to claim 1, it is characterised in that be provided with in described air regenesis tank (5)
Upper filtration sieve plate (6) and lower filtration sieve plate (8), wherein said air regenesis agent (7) is positioned at described upper filtration sieve plate (6) and described
Between lower filtration sieve plate (8).
Self-saving breather of chemical oxygen the most according to claim 7, it is characterised in that described upper filtration sieve plate (6) and lower filtration
Sieve plate (8) is the platy structure with multiple circular hole, and described Circularhole diameter is 3.5-6.5mm.
Self-saving breather of chemical oxygen the most according to claim 4, it is characterised in that described one-way air inlet mouth and described unidirectional go out
A diameter of 30-45mm of QI KOU；The internal diameter of described air regenesis tank is 90-110mm, and height is 60-120mm；Described flexible pipe
Diameter is identical with the diameter of described unidirectional gas outlet, and described hose length is 150-350mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745501.7U CN205814901U (en) | 2016-07-14 | 2016-07-14 | A kind of Self-saving breather of chemical oxygen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745501.7U CN205814901U (en) | 2016-07-14 | 2016-07-14 | A kind of Self-saving breather of chemical oxygen |
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| Publication Number | Publication Date |
|---|---|
| CN205814901U true CN205814901U (en) | 2016-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620745501.7U Active CN205814901U (en) | 2016-07-14 | 2016-07-14 | A kind of Self-saving breather of chemical oxygen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105920753A (en) * | 2016-07-14 | 2016-09-07 | 北京机械设备研究所 | Chemical oxygenemergency self-rescue breathing device |
| CN106730465A (en) * | 2016-12-26 | 2017-05-31 | 北京机械设备研究所 | A kind of hand-held chemical oxygen emergency self-saving breathing equipment |
| CN107050682A (en) * | 2017-05-15 | 2017-08-18 | 北京机械设备研究所 | A kind of air regenesis tank and breathing mask |
| CN107080904A (en) * | 2017-05-15 | 2017-08-22 | 北京机械设备研究所 | One kind is saved oneself breathing equipment |
| CN111691913A (en) * | 2020-06-24 | 2020-09-22 | 陈科宏 | Compressed oxygen self-rescuer for coal mine underground escape |
-
2016
- 2016-07-14 CN CN201620745501.7U patent/CN205814901U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105920753A (en) * | 2016-07-14 | 2016-09-07 | 北京机械设备研究所 | Chemical oxygenemergency self-rescue breathing device |
| CN105920753B (en) * | 2016-07-14 | 2019-01-04 | 北京机械设备研究所 | A kind of chemical oxygen emergency self-saving breathing equipment |
| CN106730465A (en) * | 2016-12-26 | 2017-05-31 | 北京机械设备研究所 | A kind of hand-held chemical oxygen emergency self-saving breathing equipment |
| CN107050682A (en) * | 2017-05-15 | 2017-08-18 | 北京机械设备研究所 | A kind of air regenesis tank and breathing mask |
| CN107080904A (en) * | 2017-05-15 | 2017-08-22 | 北京机械设备研究所 | One kind is saved oneself breathing equipment |
| CN111691913A (en) * | 2020-06-24 | 2020-09-22 | 陈科宏 | Compressed oxygen self-rescuer for coal mine underground escape |
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