CN108278214A - For cooler of drying in the waist-mounted type clothing of high-temperature operation - Google Patents
For cooler of drying in the waist-mounted type clothing of high-temperature operation Download PDFInfo
- Publication number
- CN108278214A CN108278214A CN201810088328.1A CN201810088328A CN108278214A CN 108278214 A CN108278214 A CN 108278214A CN 201810088328 A CN201810088328 A CN 201810088328A CN 108278214 A CN108278214 A CN 108278214A
- Authority
- CN
- China
- Prior art keywords
- air
- transmission line
- gas transmission
- waist
- cooler
- 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
- 238000001035 drying Methods 0.000 title claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000007664 blowing Methods 0.000 claims abstract description 20
- 239000004033 plastic Substances 0.000 claims description 15
- 210000003953 foreskin Anatomy 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000009987 spinning Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 4
- 238000001816 cooling Methods 0.000 abstract description 3
- 208000012886 Vertigo Diseases 0.000 description 4
- 210000004243 sweat Anatomy 0.000 description 4
- 208000028571 Occupational disease Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 208000003251 Pruritus Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- -1 bottom Substances 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009865 steel metallurgy Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009923 sugaring Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The invention discloses cooler, including the blowing device of drying in a kind of waist-mounted type clothing for high-temperature operation, blowing device connects air filter, and air filter connects gas transmission line, and gas transmission line connects air-dispersing portion.In the use of the present invention, neck of the air-dispersing portion through people to be filled in the back of people, air-dispersing portion connects gas transmission line, and gas transmission line connects the blowing device for hanging over waist.The cold wind of blowing device enters gas transmission line through air filter, and air enters air-dispersing portion through gas transmission line, and the stomata in air-dispersing portion air-dispersing outward achievees the purpose that, to the cooling of user's jacket back, perspiration removing, construction, operating personnel under high temperature to be made to obtain physical efficiency guarantee.
Description
Technical field
The present invention relates to the protecting human body fields of high-temperature operation employee, are especially used in the waist-mounted type clothing of high-temperature operation blow
Wind cooler.
Background technology
Office operation includes：High temperature, intense radiant heat operation include the coking, ironmaking, refining of iron and steel metallurgy industry metallurgical industry
The workshops such as steel, the foundry of machine building industry, ceramics, glass, building materials industry stove workshop, power plant (thermo-power station),
The boiler room of gasworks, in addition textile printing and dyeing, well for deep well coal mine, also papermaking, sugaring, brick and tile kiln discharge and ignition vehicle and steamer
Boiler room etc..
Outdoor work includes：Summer open work, construction site.Also there are respective specified in various regions to operation under hot weather,
When the highest temperature reaches 40 DEG C, it should be stopped；When 38 DEG C of temperature, the working time on the same day must not exceed 4 hours；Temperature reaches 35
DEG C when, changing shifts should be taken the methods of to have holidays by turns according to production work situation, shorten employee's uninterrupted working time；It must not arrange to work overtime
Add some points etc..
In high temperature, intense radiant heat industry operation, when summer open work, the clothes of employee, labor service subsidy, limitation
There are relevant regulations in time, is made that guarantee to employee's health really, but is also the absence of clothing in terms of hommization setting
Interior cool-down dehumidification device.
Invention content
Present invention aims at solve the problems, such as that employee lacks cool-down dehumidification device in clothing.It proposes a kind of for high-temperature operation
Waist-mounted type clothing in dry cooler.
The present invention is achieved by the following technical solutions：
The present invention proposes a kind of interior cooler of drying of waist-mounted type clothing for high-temperature operation, including blowing device, it is characterised in that：
Blowing device connects air filter, and air filter connects gas transmission line, and gas transmission line connects air-dispersing portion；
The blowing device is by battery, small micro- hair-dryer, plastic housing, hanging nose, power switch, LED electrical screens, air filter group
At；The battery, small micro- hair-dryer are placed in plastic housing, a side hanging nose of plastic housing, and when use hangs on waistband, manually controls
Power switch brakes small micro- hair-dryer and admits air into air filter, reaches required appropriate cold wind, into the back of the body in jacket
Portion makes its heat dissipation dehumidifying, LED electrical screens is set in the corresponding surface of hanging nose by cold wind air blast, when working at night, can start LED electricity
The power switch of son screen sends out the light of similar warning lamp, ensures safety by the red blue dichromatism LED light flicker in electrical screen；
The gas transmission line spins product foreskin composition by flexible rubber hose；Tibetan is wrapped up in flexible rubber hose periphery in the gas transmission line by spinning product foreskin, into
The unfavorable condition that the sweat on flexible rubber hose pastes skin is not generated when entering gas transmission in clothing；
The air-dispersing portion is by dividing air guide packet, stomata, slubbing gauze bag, elastic opening composition；The air-dispersing portion divides air guide packet to spread all over
Slubbing gauze bag is set in stomata, periphery for ease of ventilation and perspiration removing, and slubbing gauze bag sets elastic opening, and elastic opening makes a point air guide packet fill in
Slubbing gauze bag forming, slubbing gauze bag takes out when not used rinses sweat mark；
Valve is set in the air filter, upper underlying closed joint, embedded pure water, bottom, and plastic material makes；
The air-dispersing portion divides air guide packet, flexible glue system to make；
The battery connects small micro- hair-dryer, and small micro- hair-dryer is blown to air filter, and air filter is water-bath type, air
It washes valve open to enter in water, air enters gas transmission line after emersion in water；
The slubbing gauze bag, flexible rubber hose periphery spinning product foreskin made by Quality Pure Cotton Yarn Production；
The blowing device, air filter, air filter, the tetrameric docking of gas transmission line, need closed plastic screw.
In the use of the present invention, neck of the air-dispersing portion through people to be filled in the back of people, air-dispersing portion connects gas transmission line, gas transmission line
Connection hangs over the blowing device of waist.The cold wind of blowing device enters gas transmission line through air filter, and air enters through gas transmission line
Air-dispersing portion, the stomata in air-dispersing portion air-dispersing outward achieve the purpose that the cooling of user's jacket back, perspiration removing, make construction under high temperature,
Operating personnel obtain physical efficiency guarantee.
Description of the drawings
Fig. 1 is schematic diagram of the present invention.
1, blowing device 2 in figure, gas transmission line 3, air-dispersing portion 4, battery 5, small micro- hair-dryer 6, plastic housing 7,
Hanging nose 8, flexible rubber hose 10, spins product foreskin 11, divides air guide packet 12, stomata 13, slubbing gauze bag strong and weak switch 9
14, elastic opening 15, LED electrical screens 16, air filter.
Specific implementation mode
For the clearer technology contents for illustrating the present invention, construction feature, purpose and effect are realized, below in conjunction with implementation
Mode simultaneously coordinates attached drawing to be described in further detail.
As shown in Figure 1, for cooler of drying in the waist-mounted type clothing of high-temperature operation, including blowing device 1, blowing device 1
Air filter 16 is connected, air filter 16 connects gas transmission line 2, and gas transmission line 2 connects air-dispersing portion 3.
The blowing device 1 is by battery 4, small micro- hair-dryer 5, plastic housing 6, hanging nose 7, strong and weak switch 8, LED electrical screens 15, sky
Air filter 16 forms；The battery 4, small micro- hair-dryer 5 are placed in plastic housing 6, a side hanging nose 7 of plastic housing 6, and when use hangs
On waistband, strong and weak switch 8 is manually controlled, small micro- hair-dryer 5 is braked and admits air into air filter 16, reaches required appropriate
Cold wind, by cold wind air blast, makes its heat dissipation dehumidifying, LED electrical screens 15 is set in the corresponding surface of hanging nose 7 into the back in jacket,
When working at night, the power switch of LED electrical screens 15 can be started, by the red blue dichromatism LED light flicker in electrical screen, send out class
Like the light of warning lamp, safety is ensured.
The gas transmission line 2 is spun product foreskin 10 and is formed by flexible rubber hose 9；9 periphery of flexible rubber hose in the gas transmission line 2 is by spinning product
Foreskin 10 wraps up in Tibetan, into clothing in gas transmission when do not generate the unfavorable condition that sweat on flexible rubber hose 9 pastes skin.
The air-dispersing portion 3 is by dividing air guide packet 11, stomata 12, slubbing gauze bag 13, the composition of elastic opening 14；The air-dispersing portion 3
The air guide packet 11 that divides spread all over stomata 12, for ease of ventilating and slubbing gauze bag 13 is set in dehumidifying, slubbing gauze bag 13 is set elastic for periphery
Mouth 14, elastic opening 14 make a point air guide packet 11 fill in the molding of slubbing gauze bag 13, can be taken off slubbing gauze bag 13 when not used and rinse sweat
Mark.
Valve is set in the air filter 16, upper underlying closed joint, embedded pure water, bottom, and no gas is into fashionable closing
Plastic material makes.
The air-dispersing portion 3 divides air guide packet 11, flexible glue system to make；People is not put in vivo.
The battery 4 connects small micro- hair-dryer 5, and small micro- hair-dryer 5 is blown to air filter 16, and air filter 16 is
Water-bath type, air are washed valve open and are entered in water, and air enters gas transmission line 2 after emersion in water；Make micro- in the air of high -temperature workshop
Particle, micronic dust do not enter human body back；Water can also temperature adjustment and increase humidity, have comfort.
The peripheral spinning product foreskin 10 of the slubbing gauze bag 13, flexible rubber hose 9 is made by Quality Pure Cotton Yarn Production, and ixoderm meat, does not itch
Chemical fabrics it is alternative.
The blowing device 1, air-dispersing portion 3, air filter 16, the 2 tetrameric docking of gas transmission line, need closed plastic
Screw, in order to avoid gas leakage or drip.
When in use, neck of the air-dispersing portion 3 through people is filled in the back of people, air-dispersing portion 3 connects gas transmission line 2, and gas transmission line 2 connects
Connect the blowing device 1 for hanging over waist.The cold wind of blowing device 1 enters gas transmission line 2 through air filter 16, and air is through gas transmission line 2
Into air-dispersing portion 3, the stomata 12 in air-dispersing portion 3 outward realize cooling, perspiration removing, make to apply under high temperature by air-dispersing, the jacket back of user
Work, operating personnel obtain physical efficiency guarantee, to reach the purpose of labour protection.
The effect of the present invention is that manufacturing enterprise's operation field includes Occupational Hazard Factors（Or occupational disease hazards）Hilllock
Position has production-operation unit to give and is equipped with adaptable protective articles, to reduce or prevent occupational hazards（Or occupational disease）.Labor
There are two the meanings of aspect for dynamic protective articles：1, the health of operating personnel can be protected；2, the recruitment risk of enterprise can be evaded,
Namely operating personnel suffers from caused economic loss and other negative effects after occupational disease.
The foregoing is merely highly preferred embodiment of the present invention, described in this description above content is only to the present invention
Structure example illustrates, the patent working range of the present invention is not limited with this.Described in all inventional ideas according to the present invention
Structure, feature and principle made by equivalence changes or simple change, belong to the protection domain of patent of the present invention.
Claims (6)
1. for cooler of drying in the waist-mounted type clothing of high-temperature operation, including blowing device, it is characterised in that：Blowing device connects
Air filter, air filter connect gas transmission line, and gas transmission line connects air-dispersing portion；
The blowing device is by battery, small micro- hair-dryer, plastic housing, hanging nose, power switch, LED electrical screens, air filter group
At；The battery, small micro- hair-dryer are placed in plastic housing, a side hanging nose of plastic housing, and by controlling strong and weak switch, braking is small micro-
Hair-dryer admits air into air filter, sets LED electrical screens in the corresponding surface of hanging nose, is opened by the power supply of LED electrical screens
It closes, makes the red blue dichromatism LED light flicker in electrical screen；
The gas transmission line spins product foreskin composition by flexible rubber hose；Flexible rubber hose periphery in the gas transmission line Tibetan is wrapped up in by spinning product foreskin；
The air-dispersing portion is by dividing air guide packet, stomata, slubbing gauze bag, elastic opening composition；The air-dispersing portion divides air guide packet to spread all over
Elastic opening is arranged for ease of setting slubbing gauze bag of ventilating and dehumidify, slubbing gauze bag in stomata, periphery, and elastic opening makes a point air guide packet
Fill in slubbing gauze bag forming.
2. cooler of drying in the waist-mounted type clothing according to claim 1 for high-temperature operation, it is characterised in that：Air mistake
Filter is water-bath type, and closed joint is arranged in upper and lower part army, and inside injection water purification, valve is arranged in bottom.
3. cooler of drying in the waist-mounted type clothing according to claim 1 for high-temperature operation, it is characterised in that：It is described to dissipate
Gas portion divides air guide packet to be made by soft rubber material.
4. cooler of drying in the waist-mounted type clothing according to claim 1 for high-temperature operation, it is characterised in that：It is described to blow
The battery of wind apparatus connects small micro- hair-dryer, and small micro- hair-dryer is blown to air filter, and air is washed valve open and entered in water, empty
Gas enters gas transmission line after emersion in water.
5. cooler of drying in the waist-mounted type clothing according to claim 1 for high-temperature operation, it is characterised in that：It is described to dissipate
The spinning product foreskin of the slubbing gauze bag in gas portion, flexible rubber hose periphery is made by Quality Pure Cotton Yarn Production.
6. cooler of drying in the waist-mounted type clothing according to claim 1 for high-temperature operation, it is characterised in that：It is described to blow
Wind apparatus, air filter, air-dispersing portion, gas transmission line, tetrameric junction, using closed plastic screw connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810088328.1A CN108278214A (en) | 2018-01-30 | 2018-01-30 | For cooler of drying in the waist-mounted type clothing of high-temperature operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810088328.1A CN108278214A (en) | 2018-01-30 | 2018-01-30 | For cooler of drying in the waist-mounted type clothing of high-temperature operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108278214A true CN108278214A (en) | 2018-07-13 |
Family
ID=62805782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810088328.1A Pending CN108278214A (en) | 2018-01-30 | 2018-01-30 | For cooler of drying in the waist-mounted type clothing of high-temperature operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108278214A (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2036255U (en) * | 1988-03-06 | 1989-04-19 | 张起飞 | Electrically-cooling temp.-lowering clothes |
| CN2179879Y (en) * | 1993-10-19 | 1994-10-19 | 王勇 | Dryer for bedding and clothes |
| CN2250781Y (en) * | 1996-06-03 | 1997-04-02 | 邓佩权 | Portable air filtering respirator |
| CN2483226Y (en) * | 2000-06-21 | 2002-03-27 | 甘福兴 | Portable air-filtering device |
| US20020189008A1 (en) * | 2001-06-19 | 2002-12-19 | Hipponsteel Joseph B. | Apparatuses for ventialting and deodorizing air |
| CN2662675Y (en) * | 2003-08-15 | 2004-12-15 | 黄绳溥 | Wearable air-cooled refrigerating device |
| KR200373004Y1 (en) * | 2004-10-01 | 2005-01-14 | 정 인 윤 | Refrigeration device coming with a small fan that can be attached to the specially designed cloth |
| JP3129235U (en) * | 2006-08-01 | 2007-02-15 | 秀剛 蓬山 | Providing air vests for cooling clothing. |
| KR20070053064A (en) * | 2005-11-19 | 2007-05-23 | 삼성전자주식회사 | Cooling device of electronic component |
| CN201192476Y (en) * | 2008-04-30 | 2009-02-11 | 高博 | Multifunctional sterilization device |
| CN101999771A (en) * | 2010-09-09 | 2011-04-06 | 孙兆远 | Cooling blast waist band |
| JP3173198U (en) * | 2011-11-10 | 2012-01-26 | 株式会社ディー・ティー・ジャパン | Clothing cooling device and clothing |
| CN202161713U (en) * | 2010-11-30 | 2012-03-14 | 刘运武 | Dust and poison prevention mask |
| CN205269319U (en) * | 2015-12-12 | 2016-06-01 | 吴大燕 | Air purification device that can blow for user |
| CN205569542U (en) * | 2016-05-11 | 2016-09-14 | 路长征 | Conflagration steam cooling filter equipment that flees |
| CN205641666U (en) * | 2016-04-19 | 2016-10-12 | 浙安消防科技有限公司 | Individual microclimate cooling system |
| CN106422096A (en) * | 2015-08-06 | 2017-02-22 | 迈克尔·托马斯·安东尼 | Personal air filtration system |
| CN206160536U (en) * | 2016-08-26 | 2017-05-10 | 佛山市博赞焊接材料有限公司 | Human regional hypothermia under high temperature and harmful air condition with breathe protection device |
-
2018
- 2018-01-30 CN CN201810088328.1A patent/CN108278214A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2036255U (en) * | 1988-03-06 | 1989-04-19 | 张起飞 | Electrically-cooling temp.-lowering clothes |
| CN2179879Y (en) * | 1993-10-19 | 1994-10-19 | 王勇 | Dryer for bedding and clothes |
| CN2250781Y (en) * | 1996-06-03 | 1997-04-02 | 邓佩权 | Portable air filtering respirator |
| CN2483226Y (en) * | 2000-06-21 | 2002-03-27 | 甘福兴 | Portable air-filtering device |
| US20020189008A1 (en) * | 2001-06-19 | 2002-12-19 | Hipponsteel Joseph B. | Apparatuses for ventialting and deodorizing air |
| CN2662675Y (en) * | 2003-08-15 | 2004-12-15 | 黄绳溥 | Wearable air-cooled refrigerating device |
| KR200373004Y1 (en) * | 2004-10-01 | 2005-01-14 | 정 인 윤 | Refrigeration device coming with a small fan that can be attached to the specially designed cloth |
| KR20070053064A (en) * | 2005-11-19 | 2007-05-23 | 삼성전자주식회사 | Cooling device of electronic component |
| JP3129235U (en) * | 2006-08-01 | 2007-02-15 | 秀剛 蓬山 | Providing air vests for cooling clothing. |
| CN201192476Y (en) * | 2008-04-30 | 2009-02-11 | 高博 | Multifunctional sterilization device |
| CN101999771A (en) * | 2010-09-09 | 2011-04-06 | 孙兆远 | Cooling blast waist band |
| CN202161713U (en) * | 2010-11-30 | 2012-03-14 | 刘运武 | Dust and poison prevention mask |
| JP3173198U (en) * | 2011-11-10 | 2012-01-26 | 株式会社ディー・ティー・ジャパン | Clothing cooling device and clothing |
| CN106422096A (en) * | 2015-08-06 | 2017-02-22 | 迈克尔·托马斯·安东尼 | Personal air filtration system |
| CN205269319U (en) * | 2015-12-12 | 2016-06-01 | 吴大燕 | Air purification device that can blow for user |
| CN205641666U (en) * | 2016-04-19 | 2016-10-12 | 浙安消防科技有限公司 | Individual microclimate cooling system |
| CN205569542U (en) * | 2016-05-11 | 2016-09-14 | 路长征 | Conflagration steam cooling filter equipment that flees |
| CN206160536U (en) * | 2016-08-26 | 2017-05-10 | 佛山市博赞焊接材料有限公司 | Human regional hypothermia under high temperature and harmful air condition with breathe protection device |
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