WO2005034661A1 - 冷却衣服 - Google Patents
冷却衣服 Download PDFInfo
- Publication number
- WO2005034661A1 WO2005034661A1 PCT/JP2003/013149 JP0313149W WO2005034661A1 WO 2005034661 A1 WO2005034661 A1 WO 2005034661A1 JP 0313149 W JP0313149 W JP 0313149W WO 2005034661 A1 WO2005034661 A1 WO 2005034661A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- air
- cooling
- clothing
- dehumidifying
- garment
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/002—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment
- A41D13/005—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment with controlled temperature
- A41D13/0053—Cooled garments
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B17/00—Protective clothing affording protection against heat or harmful chemical agents or for use at high altitudes
- A62B17/005—Active or passive body temperature control
Definitions
- the present invention relates to a cooling garment that can be used for protective clothing, dust proof clothing, and the like worn to block a human body from an external space.
- protective clothing has been used to protect the human body from toxic gases, bacteria, viruses, radioactivity and the like.
- dust-proof clothing is used to keep dust and hair from the human body and its clothes out.
- the temperature inside the clothing increases due to body temperature because the whole body is covered with clothing.
- protective clothing and dustproof clothing having a cooling function have been conventionally developed.
- a method of cooling such protective clothing for example, there is a method of introducing cold air into the clothes from a cold air source using a compressor via a hose, and a method of putting a cooling agent in the clothes.
- the cold air source is provided separately from the clothes, and the cold air is sent into the clothes via the hose, so that the worker's action is within the reach of the hose.
- the hose hinders the work.
- the cooling method using a cooling agent has a problem that the cooling agent is heavy and bulky, and the cooling effect lasts only for a short time.
- the present invention has been made based on such a technical background, and the cooling effect is maintained for a long time with little power consumption without restricting the behavior of the wearer, and the structure is simple and comfortable. It is intended to provide a cooling garment. Disclosure of the invention
- a cooling garment for achieving the above object forms a clothing section for shielding a human body from external air, and an air flow passage for flowing air between the clothing section and a body or underwear.
- One or more spacers for removing air from within the airflow passage.
- An air inlet for taking in the air flow passage; air taken out from the air outlet; air dehumidified and cooled through the dehumidifying means and the cooling means; And a power supply means for supplying power to the blower means.
- the space between the clothing portion and the human body is used as an air flow passage, and the air is forced to flow in the air flow passage by the blowing means, and the air is exposed to the outside air. Dehumidifies and cools without returning the dehumidified and cooled air into the air flow path. This allows the dehumidified and cooled air to flow substantially parallel to the body surface in the space between the human body. For this reason, the human body can be cooled using the physiological cooling function inherent in humans, which cools the body with the heat of vaporization of sweat.
- FIG. 1 is a schematic front view of a cooling garment according to a first embodiment of the present invention, and (b) is a schematic rear view thereof.
- FIG. 2 is a schematic plan view of a spacer portion used in the first embodiment, and (b) is a schematic side view thereof.
- FIG. 3 is a schematic partial sectional view taken along the line AA ′ in FIG. 1 (b).
- FIG. 4 is a schematic configuration diagram of the cooling device of the first embodiment.
- FIG. 5 is a schematic configuration diagram of the cooling device of the second embodiment. BEST MODE FOR CARRYING OUT THE INVENTION
- the cooling garment according to the first embodiment is used for so-called protective clothing for shielding and protecting the human body from external factors such as toxic gas, bacteria, virus, and radioactivity.
- the cooling garment of the present embodiment dehumidifies and cools the air inside the clothes without contacting the outside air. , To circulate.
- the cooling garment of the present embodiment can cool the human body by effectively utilizing the physiological cooling function of the human body, which cools the body by the heat of vaporization of sweat.
- FIG. 1 (a) is a schematic front view of a cooling garment according to a first embodiment of the present invention
- FIG. 1 (b) is a schematic rear view thereof.
- the cooling garment 1 according to the first embodiment of the present invention includes a clothing portion 10 made of a material that does not transmit air, and three spacer portions 2 provided inside the clothing portion.
- an air outlet 30, which is an outlet for air in the clothing 10
- an air inlet 31 which is an air inlet for the clothing 10
- an air inlet It is equipped with a separator 41 to prevent the air that has flowed in from the section 31 from flowing directly out of the air outlet section 30, and a cooling device 50 that dehumidifies and cools the air in the clothes section 10.
- the cooling garment 1 of the first embodiment shown in FIG. 1 is a garment composed of a long-sleeved jacket and long pants, and the long-sleeved jacket is of a type whose front is closed with a fastener. In this case, since the long pants are already formed, detailed description is omitted. Also, the garment worn under the cooling garment 1 will be referred to as “underwear”. The cooling garment 1 may be worn directly on the human body without wearing underwear. Further, the cooling garment of the present invention may be one in which the upper and lower portions are not integral with each other but upper and lower, such as a garment.
- FIG. 2A is a schematic plan view of a spacer portion used in the present embodiment
- FIG. 2B is a schematic side view thereof.
- the mesh spacer is formed by regularly forming a plurality of convex portions 22 on a planar portion 21, and has a substantially flat plate overall shape. This mesh spacer can be easily made by placing a plastic flat mesh between molds with irregularities and thermoforming.
- the mesh spacer is made of plastic mesh itself, which is inexpensive and lightweight, easy to mold, and the convex part 22 for securing the space between the human body or underwear and protective clothing is a mesh itself. And low air resistance, etc., as a cooler for cooling clothes Optimal.
- FIG. 3 is a schematic partial cross-sectional view taken along the line AA ′ in FIG. 1 (b).
- the spacers 20a, 20b, and 20c are the clothing parts 1 at positions corresponding to the front left torso, the right front torso, and the back torso, respectively.
- the rear surface of the mesh 0 is attached by means of sewing, bonding, fusion, or the like so that the convex portion of the mesh spacer is located on the underwear side.
- the spacer portions 20a, 20b, and 20c are provided between the back surface of the clothing portion 10 and the underwear to secure a space substantially parallel to the underwear as the air flow passage 40.
- the spacer sections 20a, 20b, and 20c are attached to the entire space between the clothing section and the underwear.
- the spacer parts 20a, 20b, and 20c are attached. There is no need.
- the mounting position naturally changes depending on the shape of the cooling garment 1. For example, when the zipper of the cooling garment 1 is attached to the back side, it is necessary to attach a spacer portion so as to avoid the opening on the back side.
- FIG. 4 is a schematic configuration diagram of the cooling device of the present embodiment.
- the cooling device 50 of the present embodiment includes a connection path 53 a serving as a passage for taking out air from the clothes section 10 and a connection path 53 serving as a path for sending air into the clothes section 10.
- a dehumidifying section 70 for dehumidifying the air in the clothing section 10 a cooling section 80 for cooling the dehumidified air
- a dehumidifying section 70 and a cooling section 80 for sucking the air in the clothing section 10.
- It has a blower section 60 for sending out, dehumidifying and cooled air into the clothing section 10, power supply means (not shown) for supplying power to the blower section 60, and a band 50a for carrying.
- the power supply means includes a switch for turning on / off the power supply.
- the band is not limited to the shoulder band shown in FIG. 1, but may be a waist band (belt) or the like. If a waist band is used, the cooling device will be held at the left, right or rear of the waist.
- the air in Hattori 10 is hot and humid due to the wearer's body temperature and sweat.
- This high-humidity air is first dehumidified by the dehumidifying unit 70.
- the dehumidifying section 70 has a large number of dehumidifying plates 71.
- This dehumidifying plate 71 has a plate-like member provided with a moisture absorbing agent such as silica gel which absorbs water vapor.
- the air in the clothing section 10 taken into the dehumidifying section 70 When passing between the dehumidifying plates 71, the water vapor contained in the air is adsorbed by the desiccant and dehumidified.
- the dehumidifying unit 70 of the present embodiment is unitized, and only the dehumidifying unit can be easily attached and detached. Therefore, when the desiccant cannot absorb water vapor, it may be replaced with a spare dehumidifier. This improves usability when used continuously for a long time.
- the driving time of the air blowing unit may be measured by a timer or the like, and when a predetermined time has elapsed, the wearer may be notified of the replacement of the dehumidifying unit by a lamp, a buzzer, or the like.
- the air generates heat during the process of dehumidifying by the dehumidifying section 70, and the temperature of the air at the outlet of the dehumidifying section 70 becomes higher than the temperature when the air is taken in from the clothing section 10. That is, the air that has passed through the dehumidifying unit 70 becomes high-temperature dry air.
- the high-temperature dry air flows into the cooling unit 80, passes through the cooling unit 80, and exchanges heat with the outside air through the heat-dissipating fins 81 to be cooled to the outside air temperature.
- the cooling unit 80 is made of a material having high thermal conductivity, and a number of heat radiation fins are provided inside and outside the cooling unit 80.
- the cooling device 50 in the present embodiment has two functions of the dehumidifying function of dehumidifying the air and the cooling function of cooling the air by performing heat exchange with the outside air. Functions are integrated.
- the blowing section 60 is for forcibly generating an air flow in the air flow passage 40 in the clothing section 10. Further, the blower section 60 takes out the air in the clothing section 10 from the air outlet section 30 of the cooling device 50, circulates the air to the dehumidifying section 70 and the cooling section 80, and dehumidifies and cools the air. This is also for allowing the air to flow into the clothing section 10 from the air inlet section 31.
- the blades of the blower section 60 are provided so as to protrude into the clothing section 10 from the tip of the connection path 53b.
- the blowing section 60 may be provided on the air inlet section 31 side of the clothing section 10.
- a sidestream fan typified by a sirocco fan is used as the blower 60.
- a flow measuring fan is a fan that radially sends out air taken in from the axial direction of the blade toward the outer periphery of the blade. Further, the blade of the blower may be provided inside the connection path 53b. in this case Use a propeller type blade that sends air in the axial direction.
- Power is supplied to the blower section 60 by a power supply unit (not shown).
- Secondary batteries and fuel cells are used for the power supply means in order to be able to operate for long periods of time and to be used repeatedly, to minimize waste from dry batteries and to make it environmentally friendly and energy-saving.
- the cooling device 50 is mounted as follows. First, after wearing the clothing section 10, the cooling device 50 is carried on the back by the band 50a. Next, one connecting path 53a attached to the cooling device 50 is attached to the air outlet 30 of the garment, and the other connecting path 53b is attached to the air outlet 31 of the garment. . Thereby, the cooling device 50 can be easily attached to the clothing portion 10. In addition, when the cooling device 50 is attached to the clothing portion 10, it is necessary to prevent external air from entering the cooling clothing 1.
- the cooling garment 1 of the present embodiment is designed so that air does not enter through the connecting portion between the connecting path 53 a and the air outlet portion 30 and the connecting portion between the connecting portion 53 b and the air inlet portion 31. It can be easily solved using known techniques.
- the connecting portion is known, a detailed description thereof will be omitted here.
- a switch of a power supply unit (not shown) is turned on.
- the blowing unit 60 is driven, and the warm and moist air in the clothing unit 10 is sent to the cooling device 50, dehumidified and cooled, and sent out from the air inlet unit 31 to the clothing unit 10. It is.
- the air that has flowed in from the back of Hattori 10 does not go directly to the air outlet 30 because of the separation 41, but returns to the back again through the front (chest side) of Hattori.
- the air is sent from the air outlet 30 to the cooling device.
- the dehumidification-cooled air is sent from the left air inlet 31 on the back to the clothing 10, passed through the front of the clothing, and taken out from the air outlet 30 on the right back.
- the surroundings of the human body can be reliably cooled.
- the cooling device 50 is mounted on the back of the clothing portion 10 with the band 50a, and the clothing portion 10 and the cooling device 50 are integrated, so a hose is required. No, and therefore, wearing cooling clothing does not restrict the wearer's behavior. In addition, the cooling effect lasts longer than the method using a cooling agent. Also, compared to the conventional method using a cooling source, the structure is simple because no compressor is used.
- the cooling garment of the present embodiment since the human body is cooled using the physiological cooling function inherent to the human, the cooling garment is not cooled too much as compared with the case of using a compressor. As described above, the cooling device of the present embodiment can be worn comfortably because the clothing portion and the cooling device are configured to be constant and do not become too cold.
- FIG. 5 is a schematic configuration diagram of the cooling device of the present embodiment.
- those having the same functions as those of the cooling garment of the first embodiment described above are denoted by the same reference numerals or corresponding reference numerals, and detailed description thereof will be omitted.
- a cooling unit 800 used for cooling the dehumidified high-temperature air is replaced with a heat radiation fin used in the first embodiment.
- a forced air heat exchanger is used.
- This heat exchanger has a cooling unit 800 having a plurality of clothing air passages 81 and a fresh air passage 802 using a material having a high thermal conductivity so as to be in close contact with each other.
- the dehumidified high-temperature air is passed through a plurality of intake air passages 801, and the heat exchange blower 803 is set so that the wind direction is opposite to the air flow in the intake air passage 801.
- the outside air flows into the outside air passageway 802.
- the dehumidified high-temperature air is cooled to the outside temperature.
- the outside air passage through which outside air passes must be designed so that the outside air does not mix in the dustproof clothing.
- Other points are the same as those of the cooling garment of the first embodiment described above.
- the present invention is not limited to the above embodiment, and various modifications can be made within the scope of the gist.
- the cooling garment of the present invention is not limited to a completely closed-type garment, but may be used for clothing that does not need to be completely shut off from the outside air, such as work clothes in a hot and humid place. You can also.
- the skin In some cases, it may be better to slightly replace the outside air and the air in the cooling garment due to respiratory problems.
- the cooling garment according to the present invention is not limited to a type directly incorporated into protective clothing and dust proof clothing.
- a cooling garment under a thin vinyl protective clothing which is disposable for the purpose of preventing bacterial infection. It may be a type that you can wear.
- the cooling garment of the first embodiment when used, if air is interposed between the cooling section and the vinyl, the cooling efficiency of the cooling section deteriorates. It is desirable to make the cooling section and vinyl adhere to each other by using tape or the like.
- the cooling garment of the present invention it is possible to move freely without restriction in behavior, maintain the cooling effect for a long time with low power consumption, and have a simple structure and comfortably. You can spend. Therefore, the cooling garment of the present invention is like a protective garment for protecting the human body from toxic gases, bacteria, viruses, radioactivity, etc., and a dust proof clothing for keeping the human body and its clothes from dust and hair etc. It can be applied to completely closed clothes or work clothes that do not need to be completely closed.
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Physical Education & Sports Medicine (AREA)
- Textile Engineering (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/013149 WO2005034661A1 (ja) | 2003-10-14 | 2003-10-14 | 冷却衣服 |
AU2003272999A AU2003272999A1 (en) | 2003-10-14 | 2003-10-14 | Cooled clothes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2003/013149 WO2005034661A1 (ja) | 2003-10-14 | 2003-10-14 | 冷却衣服 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005034661A1 true WO2005034661A1 (ja) | 2005-04-21 |
Family
ID=34430875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/013149 WO2005034661A1 (ja) | 2003-10-14 | 2003-10-14 | 冷却衣服 |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU2003272999A1 (ja) |
WO (1) | WO2005034661A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2448802A (en) * | 2007-04-24 | 2008-10-29 | Draeger Safety Ag & Co Kgaa | Monitoring the body fluid state or fluid balance of a person |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10118593A (ja) * | 1996-10-16 | 1998-05-12 | Koasu Corp:Kk | クリーンルーム用衣服とその付属品の除塵,乾燥及び滅菌方法及び該装置 |
JP2001040512A (ja) * | 1999-07-22 | 2001-02-13 | Seft Dev Lab Co Ltd | 冷却服 |
JP2003027312A (ja) * | 2001-07-16 | 2003-01-29 | Kawasaki Safety Service Industries Ltd | 冷却防護服 |
-
2003
- 2003-10-14 AU AU2003272999A patent/AU2003272999A1/en not_active Abandoned
- 2003-10-14 WO PCT/JP2003/013149 patent/WO2005034661A1/ja not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10118593A (ja) * | 1996-10-16 | 1998-05-12 | Koasu Corp:Kk | クリーンルーム用衣服とその付属品の除塵,乾燥及び滅菌方法及び該装置 |
JP2001040512A (ja) * | 1999-07-22 | 2001-02-13 | Seft Dev Lab Co Ltd | 冷却服 |
JP2003027312A (ja) * | 2001-07-16 | 2003-01-29 | Kawasaki Safety Service Industries Ltd | 冷却防護服 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2448802A (en) * | 2007-04-24 | 2008-10-29 | Draeger Safety Ag & Co Kgaa | Monitoring the body fluid state or fluid balance of a person |
GB2448802B (en) * | 2007-04-24 | 2009-05-27 | Draeger Safety Ag & Co Kgaa | Method and arrangement for monitoring the body fluid state of a person |
US8306599B2 (en) | 2007-04-24 | 2012-11-06 | Dräger Safety AG & Co. KGaA | Process and device for monitoring the status of the body fluids of a person |
Also Published As
Publication number | Publication date |
---|---|
AU2003272999A1 (en) | 2005-04-27 |
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