CN110025900A - The oxygen breathing apparatus of cooler and its composition - Google Patents
The oxygen breathing apparatus of cooler and its composition Download PDFInfo
- Publication number
- CN110025900A CN110025900A CN201910256231.1A CN201910256231A CN110025900A CN 110025900 A CN110025900 A CN 110025900A CN 201910256231 A CN201910256231 A CN 201910256231A CN 110025900 A CN110025900 A CN 110025900A
- Authority
- CN
- China
- Prior art keywords
- inner housing
- cooler
- heat
- connect
- connecting tube
- 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.)
- Pending
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 43
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 43
- 239000001301 oxygen Substances 0.000 title claims abstract description 43
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 43
- 239000000203 mixture Substances 0.000 title abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 40
- 238000001816 cooling Methods 0.000 claims abstract description 23
- 239000003507 refrigerant Substances 0.000 claims abstract description 14
- 239000003638 chemical reducing agent Substances 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 7
- 229920000297 Rayon Polymers 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000007710 freezing Methods 0.000 abstract description 4
- 230000008014 freezing Effects 0.000 abstract description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 210000002345 respiratory system Anatomy 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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
- A62B18/02—Masks
-
- 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
- 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
- A62B9/003—Means for influencing the temperature or humidity of the breathing gas
-
- 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
- A62B9/006—Indicators or warning devices, e.g. of low pressure, contamination
-
- 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
- A62B9/02—Valves
Abstract
The present invention relates to technical field of safety protection, in particular to a kind of cooler, comprising: outer housing, inner housing, cooler head, heat-conducting piece and refrigerant.Inner housing is arranged inside the housing, and the outside of inner housing and the inside of outer housing form closed air flow chamber；Air inlet and gas outlet are arranged on outer housing and are connected to air flow chamber；Heat-conducting piece connects with the outer surface of inner housing.Refrigerant setting is used for absorbing and cooling temperature in inner housing interior room, refrigerant；Cooler head is fixedly connected with the opening of inner housing, and cooler head is used for the interior room of sealed inside case body.The present invention also provides a kind of oxygen breathing apparatuses being made of above-mentioned cooler.The oxygen breathing apparatus of cooler provided by the invention and its composition has good cooling effect；Meanwhile the oxygen breathing apparatus is during use, does not need outfit freezing equipment and prepares ice cube in advance, it is easy to use.
Description
Technical field
The present invention relates to technical field of safety protection, in particular to the oxygen breathing apparatus of a kind of cooler and its composition.
Background technique
Fire-fighting isolation type positive pressure oxygen device respirator (hereinafter referred to as oxygen breathing apparatus) is that one kind completely cuts off completely with ambient atmosphere
Respirator, be widely used in the fields such as skyscraper, Chemical Engineering unit, military installations, underground engineering and mine.Due to fire
When calamity, toxic gas leakage, gas explosion etc. generate pernicious gas, Field Force is realized by oxygen device respirator to itself respiratory system
Protection.
Oxygen breathing apparatus is also known as isolation type compression oxygen inhalation apparatus.Respiratory system is isolated from the outside world, instrument and human body respiration system
System forms internal circulation, provides oxygen by high pressure gas cylinder, gas when having air bag storage to exhale, inhale.The work that oxygen device respirator uses
40 DEG C or more, while the CO in the peace and quiet tank of oxygen device respirator itself are sometime up to as environment temperature2Absorbent and people's exhaled gas
Interior CO2Reaction generates a large amount of heat, makes the personnel for wearing oxygen device respirator be difficult to endure, therefore traditional oxygen device respirator exists
Temperature of the ice chest to reduce sucking gas is set inside it.But the cooling effect of this ice chest is bad, latter temperature is still
Right very high (close to 40 DEG C), but also freezing equipment need to be equipped with, prepare ice cube in advance or freeze blue ice, it is extremely inconvenient.
Summary of the invention
The present invention solves oxygen device breathing in the prior art by providing the oxygen breathing apparatus of a kind of cooler and its composition
The technical problem of the cooling effect difference of device.
In order to solve the above technical problems, the present invention provides a kind of coolers, comprising: be provided with air inlet and air outlet
Outer housing, top offer the inner housing of opening, the cooler head matched with the top opening of the inner housing, heat-conducting piece with
And refrigerant；
The inner housing is arranged on the inside of the outer housing, the inside region in the outside of the inner housing and the outer housing
Form closed air flow chamber；The air inlet and the gas outlet are connected to the air flow chamber；
The heat-conducting piece connects with the outer surface of the inner housing, and the heat-conducting piece is used for gas institute in the air flow chamber
The heat transfer of band is to the inner housing interior room；
In the inner housing interior room, the refrigerant is used for absorbing and cooling temperature for the refrigerant setting；The cooler head with it is described
The opening of inner housing is fixedly connected, and the cooler head is used to close the interior room of the inner housing.
Further, further includes: upper heat-conducting plate and lower heat-conducting plate；
The upper heat-conducting plate and the lower heat-conducting plate square crossing are fixed on inside the inner housing.
Further, further includes: boss；
The lower end of the boss is fixedly connected with the outer housing inside bottom；The upper end of the boss and the inner housing
Exterior bottom abut against.
Further, further includes: inner housing upper cover；The inner housing upper cover is arranged in the inner housing top open part,
For sealing the inner casing intracoelomic cavity.
Further, further includes: viscose glue circle；The viscose glue circle setting is opened at the top of the cooler head and the inner housing
The junction of mouth.
Further, the heat-conducting piece is the multiple thermal conductive metal plates for being fixed on the outer surface of the inner housing.
Further, further includes: heat pipe；Helically shape is distributed in the inner housing interior room to the heat conducting pipe；It is described
Coolant is filled in heat conducting pipe.
Further, further includes: temperature sensor, control chip and display screen；
The temperature sensor is embedded on the cooler head, and the temperature sensor is connect with the control chip；
The temperature sensor is used to the temperature of inner housing interior room described in real-time measurement and is uploaded to control chip be converted to digital signal；
The control chip is connect with the display screen, and the display screen is for showing real-time temperature values.
The embodiment of the invention also provides a kind of oxygen breathing apparatuses, comprising: breathing mask, breathing threeway, the first connecting tube,
Peace and quiet tank, the second connecting tube, air bag, pressure reducer, oxygen tank, cylinder valve and cooler；
The breathing mask is connect with the first interface of the breathing threeway；
First connecting tube one end with it is described breathing threeway second interface connect, the first connecting tube other end and
One end of the peace and quiet tank connects, and the peace and quiet tank other end is connect with the air bag；
Second connecting tube one end with it is described breathing threeway third interface connect, the second connecting tube other end and
The gas outlet of the cooler connects, and the air inlet/outlet of the cooler is connect with the air bag；
The air bag is connect by the pressure reducer with the oxygen tank, the cylinder valve be arranged the pressure reducer with it is described
On pipeline between oxygen tank.
Further, first connecting tube and second connecting tube are hose.
One or more technical solutions provided by the invention, at least have it is following the utility model has the advantages that
Cooler provided by the invention, inner housing are arranged inside the shell, the outside of inner housing and the medial area of outer housing
Domain forms closed air flow chamber, during high temperature gas flow is by closed air flow chamber, due to the conduction of radiating piece, by gas
It flows indoor heat and conducts the coolant fast endothermic cooling for making to be arranged in inner casing interior room to the interior room of inner housing, to reduce
Gas temperature in air flow chamber runs through gas outlet after the gas cooling in air flow chamber and flows out and sucked by people, passes through at this time
Air-flow after cooling is up to 35 DEG C hereinafter, having good cooling effect.Oxygen breathing apparatus provided in an embodiment of the present invention, by upper
Cooler composition is stated, therefore there is good cooling effect；Meanwhile the oxygen breathing apparatus is during use, does not need to match
Standby freezing equipment prepares ice cube in advance, easy to use.
Detailed description of the invention
Fig. 1 is cooler construction schematic diagram provided in an embodiment of the present invention；
Fig. 2 is oxygen breathing apparatus structural schematic diagram provided in an embodiment of the present invention.
Specific embodiment
The embodiment of the present invention solves oxygen in the prior art by providing the oxygen breathing apparatus of a kind of cooler and its composition
The technical problem of the cooling effect difference of device respirator.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
The embodiment of the present invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the embodiment of the invention provides a kind of coolers, comprising: is provided with the outer of air inlet 5 and gas outlet 6
Shell 1, top offer the inner housing 2, the cooler head 3 matched with the top opening of inner housing 2, heat-conducting piece 7 of opening with
And refrigerant 4.Wherein:
Inner housing 2 is arranged inside outer housing 1, and the outside of inner housing 2 and the inside of outer housing 1 form closed air-flow
Chamber；Air inlet 5 and gas outlet 6 are connected to air flow chamber；Wherein, air inlet 5 and gas outlet 6 may be configured as opening form, can also be with
It is arranged to the form of connecting tube, the present embodiment is using connection form of tubes.
Heat-conducting piece 7 connects with the outer surface of inner housing 2, and heat-conducting piece 7 is used for the heat transfer of gas institute band in air flow chamber
To inner housing 2.Specifically, the multiple thermal conductive metal plates for the outer surface for being fixed on inner housing 2 can be used in heat-conducting piece 7.It is multiple
Thermal conductive metal plate uses staggered mode, the contact probability of gas and thermally conductive sheet is further increased, to improve heat-conducting effect.
The setting of refrigerant 4 is used for absorbing and cooling temperature in 2 interior room of inner housing, refrigerant 4.Cooler head 3 and the opening of inner housing 2 are fixed
Connection, cooler head 3 are used for the interior room of sealed inside case body 2, prevent refrigerant 4 from revealing.For the sealing effect for further increasing refrigerant 4
Fruit can be arranged 2 upper cover of an inner housing in 2 top open part of inner housing, constitute the double of 2 interior room of inner housing together with cooler head 3
Layer sealing.
In a specific embodiment provided by the invention, referring to Fig. 1, to improve in air flow chamber heat to 2 interior room of inner housing
Upper heat-conducting plate 8 and lower heat-conducting plate 9 is arranged in conduction efficiency in cooler.Upper heat-conducting plate 8 and 9 square crossing of lower heat-conducting plate are fixed
Inside inner housing 2.Wherein, upper heat-conducting plate 8 and lower heat-conducting plate 9 use rectangle metal material (such as copper sheet), metal material
Heat-conducting plate has the advantages that thermal conductivity.
In a specific embodiment provided by the invention, referring to Fig. 1, boss 11 is provided in cooler.Under boss 11
End is fixedly connected with 1 inside bottom of outer housing；The upper end of boss 11 and the exterior bottom of inner housing 2 abut against.Boss 11 is used for
Play a supportive role to inner housing 2, and boss 11 and 2 exterior bottom contact area of inner housing are small, in 2 exterior bottom of inner housing with
The contact area of air-flow intracavity gas is unaffected.
In a specific embodiment provided by the invention, further includes: viscose glue circle.Viscose glue circle is arranged in cooler head 3 and inner casing
The open-topped junction of body 2, further increases the leakproofness of cooler head 3 Yu inner housing 2.
In a specific embodiment provided by the invention, the cooler further include: heat pipe；Heat conducting pipe helically distribution of shapes
In 2 interior room of inner housing；Coolant is filled in heat conducting pipe.By the heat conducting pipe of Spiral distribution, realize coolant in 2 interior room of inner casing
The Spiral distribution in space, further improves cooling effect.
In a specific embodiment provided by the invention, the cooler further include: temperature sensor, control chip and display
Screen.Temperature sensor is embedded on cooler head 3, and temperature sensor is connect with control chip；Temperature sensor for surveying in real time
It measures the temperature of inner housing interior room and is uploaded to control chip and be converted to digital signal；Control chip is connect with display screen, display screen
For showing real-time temperature values.
In addition, the embodiment of the invention also provides a kind of oxygen breathing apparatuses referring to Fig. 1 and Fig. 2, comprising: breathing mask 21,
Breathe threeway 30, the first connecting tube 22, peace and quiet tank 23, the second connecting tube 24, air bag 26, pressure reducer 27, oxygen tank 29, cylinder valve 28
And cooler 25 as described above.Wherein, the first connecting tube 22 and the second connecting tube 24 are hose.Breathing mask 21 and breathing
The first interface of threeway 30 connects；First connecting tube, 22 one end is connect with the second interface of breathing threeway 30, the first connecting tube 22
The other end is connect with one end of peace and quiet tank 23, and peace and quiet 23 other end of tank is connect with air bag 26.Second connecting tube, 24 one end and breathing
The third interface of threeway 30 connects, and 24 other end of the second connecting tube is connect with the air inlet 5 of cooler 25, the outlet of cooler 25
Mouth 6 is connect with air bag 26.Air bag 26 is connect by pressure reducer 27 with oxygen tank 29, and cylinder valve 28 is arranged in pressure reducer 27 and oxygen tank
On pipeline between 29.
Referring to Fig. 1, the course of work of cooler provided in an embodiment of the present invention are as follows: air inlet of the high-temperature gas through cooler 25
Mouth 5 enters air flow chamber, and gas, will be in airflow chamber due to the conduction of radiating piece during through closed air flow chamber
Heat conduct make to be arranged in the interior room of inner housing 2 inner casing interior room coolant fast endothermic cooling, to reduce air flow chamber
Interior gas temperature runs through the outflow of gas outlet 6 after the gas cooling in air flow chamber.Referring to Fig. 1 and Fig. 2, the present invention is implemented
The course of work for the oxygen breathing apparatus that example provides are as follows: after opening cylinder valve 28, the oxygen in oxygen tank 29 enters decompression power, reduces oxygen
The pressure of gas, the oxygen exported from pressure reducer 27 enter air bag 26 and are buffered and mixed.Gas in air bag 26 is through cooling
The entrance of device 25 enters cooler 25 and is cooled down, and gas after cooling enters breathing through the first connecting tube 22, breathing threeway 30
Mask 21 is breathed.Successively enter from the gas of characteristics of contaminated respiratory droplets through breathing mask 21, the first connecting tube 22 and breathing threeway 30
Peace and quiet tank 23 absorbs the carbon dioxide of exhalation in peace and quiet tank 23, and by peace and quiet tank 23, treated that gas enters gas
Capsule 26, and mixed with the gas in air bag 26.
One or more technical solutions provided in an embodiment of the present invention, at least have it is following the utility model has the advantages that
Cooler provided in an embodiment of the present invention, inner housing are arranged inside the housing, the outside of inner housing and outer housing
Inside forms closed air flow chamber,, will due to the conduction of radiating piece during high temperature gas flow is by closed air flow chamber
The indoor heat of air-flow conducts the coolant fast endothermic cooling for making to be arranged in inner casing interior room to the interior room of inner housing, to drop
Low-flow intracavitary gas temperature runs through gas outlet after the gas cooling in air flow chamber and flows out and sucked by people, passes through at this time
Air-flow after crossing cooling is up to 35 DEG C hereinafter, having good cooling effect.Oxygen breathing apparatus provided in an embodiment of the present invention, by
Above-mentioned cooler is constituted, therefore has good cooling effect；Meanwhile the oxygen breathing apparatus is during use, does not need
It is equipped with freezing equipment and prepares ice cube in advance, it is easy to use.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (10)
1. a kind of cooler characterized by comprising be provided with the outer housing of air inlet and air outlet, top offers opening
Inner housing, the cooler head, heat-conducting piece and the refrigerant that are matched with the top opening of the inner housing；
The inner housing is arranged on the inside of the outer housing, and the inside of the outside of the inner housing and the outer housing, which is formed, to be closed
Air flow chamber；The air inlet and the gas outlet are connected to the air flow chamber；
The heat-conducting piece connects with the outer surface of the inner housing, and the heat-conducting piece is used for gas institute band in the air flow chamber
Heat transfer is to the inner housing interior room；
In the inner housing interior room, the refrigerant is used for absorbing and cooling temperature for the refrigerant setting；The cooler head and the inner casing
The opening of body is fixedly connected, and the cooler head is used to close the interior room of the inner housing.
2. cooler according to claim 1, which is characterized in that further include: upper heat-conducting plate and lower heat-conducting plate；
The upper heat-conducting plate and the lower heat-conducting plate square crossing are fixed on inside the inner housing.
3. cooler according to claim 2, which is characterized in that further include: boss；
The lower end of the boss is fixedly connected with the outer housing inside bottom；The upper end of the boss is outer with the inner housing
Side bottom abuts against.
4. cooler according to claim 1-3, which is characterized in that further include: inner housing upper cover；The inner casing
Body upper cover is arranged in the inner housing top open part, for sealing the inner casing intracoelomic cavity.
5. cooler according to claim 1-3, which is characterized in that further include: viscose glue circle；The viscose glue circle is set
It sets in the cooler head and the open-topped junction of the inner housing.
6. cooler according to claim 1-3, which is characterized in that the heat-conducting piece is to be fixed on the inner casing
Multiple thermal conductive metal plates of the outer surface of body.
7. cooler according to claim 6, which is characterized in that further include: heat pipe；The heat conducting pipe helically shape
It is distributed in the inner housing interior room；Coolant is filled in the heat conducting pipe.
8. cooler according to claim 1-3, which is characterized in that further include: temperature sensor, control chip
And display screen；
The temperature sensor is embedded on the cooler head, and the temperature sensor is connect with the control chip；It is described
Temperature sensor is used to the temperature of inner housing interior room described in real-time measurement and is uploaded to control chip be converted to digital signal；
The control chip is connect with the display screen, and the display screen is for showing real-time temperature values.
9. a kind of oxygen breathing apparatus characterized by comprising breathing mask, breathing threeway, the first connecting tube, peace and quiet tank, second
Connecting tube, air bag, pressure reducer, oxygen tank, cylinder valve and cooler described in claim 1；
The breathing mask is connect with the first interface of the breathing threeway；
First connecting tube one end with it is described breathing threeway second interface connect, the first connecting tube other end with it is described
One end of peace and quiet tank connects, and the peace and quiet tank other end is connect with the air bag；
Second connecting tube one end with it is described breathing threeway third interface connect, the second connecting tube other end with it is described
The gas outlet of cooler connects, and the air inlet of the cooler is connect with the air bag；
The air bag is connect by the pressure reducer with the oxygen tank, and the cylinder valve is arranged in the pressure reducer and the oxygen
On pipeline between tank.
10. oxygen breathing apparatus according to claim 7, which is characterized in that first connecting tube and second connection
Pipe is hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910256231.1A CN110025900A (en) | 2019-04-01 | 2019-04-01 | The oxygen breathing apparatus of cooler and its composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910256231.1A CN110025900A (en) | 2019-04-01 | 2019-04-01 | The oxygen breathing apparatus of cooler and its composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110025900A true CN110025900A (en) | 2019-07-19 |
Family
ID=67237148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910256231.1A Pending CN110025900A (en) | 2019-04-01 | 2019-04-01 | The oxygen breathing apparatus of cooler and its composition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110025900A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210121717A1 (en) * | 2019-10-24 | 2021-04-29 | Dräger Safety AG & Co. KGaA | Cooling element system for use within a cooling device of a closed-circuit respirator |
| CN114470544A (en) * | 2020-11-12 | 2022-05-13 | 北京安氧特科技有限公司 | Cooling device in positive pressure type oxygen respirator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB500560A (en) * | 1937-08-10 | 1939-02-10 | George Little Brown | Improvements in or relating to cooling and moisture regulating devices for the circulated air in self-contained breathing apparatus |
| US6594341B1 (en) * | 2001-08-30 | 2003-07-15 | Koninklijke Philips Electronics, N.V. | Liquid-free x-ray insert window |
| CN102671318A (en) * | 2012-05-14 | 2012-09-19 | 北京安氧特科技有限公司 | Chemical oxygen-making respirator for normal temperature phase change material refrigeration |
| DE102013016601A1 (en) * | 2013-10-07 | 2015-04-09 | Dräger Safety AG & Co. KGaA | Cooling device for a breathing apparatus |
| CN109806516A (en) * | 2019-03-19 | 2019-05-28 | 刘瀚凌 | Oxygen breathing apparatus cooler |
| CN210096714U (en) * | 2019-04-01 | 2020-02-21 | 沈阳科莱特安全装备有限公司 | Cooler and oxygen respirator comprising same |
-
2019
- 2019-04-01 CN CN201910256231.1A patent/CN110025900A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB500560A (en) * | 1937-08-10 | 1939-02-10 | George Little Brown | Improvements in or relating to cooling and moisture regulating devices for the circulated air in self-contained breathing apparatus |
| US6594341B1 (en) * | 2001-08-30 | 2003-07-15 | Koninklijke Philips Electronics, N.V. | Liquid-free x-ray insert window |
| CN102671318A (en) * | 2012-05-14 | 2012-09-19 | 北京安氧特科技有限公司 | Chemical oxygen-making respirator for normal temperature phase change material refrigeration |
| DE102013016601A1 (en) * | 2013-10-07 | 2015-04-09 | Dräger Safety AG & Co. KGaA | Cooling device for a breathing apparatus |
| CN109806516A (en) * | 2019-03-19 | 2019-05-28 | 刘瀚凌 | Oxygen breathing apparatus cooler |
| CN210096714U (en) * | 2019-04-01 | 2020-02-21 | 沈阳科莱特安全装备有限公司 | Cooler and oxygen respirator comprising same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210121717A1 (en) * | 2019-10-24 | 2021-04-29 | Dräger Safety AG & Co. KGaA | Cooling element system for use within a cooling device of a closed-circuit respirator |
| CN114470544A (en) * | 2020-11-12 | 2022-05-13 | 北京安氧特科技有限公司 | Cooling device in positive pressure type oxygen respirator |
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