CN201733927U - Fire safety protection clothing fabric - Google Patents
Fire safety protection clothing fabric Download PDFInfo
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- CN201733927U CN201733927U CN2010202676054U CN201020267605U CN201733927U CN 201733927 U CN201733927 U CN 201733927U CN 2010202676054 U CN2010202676054 U CN 2010202676054U CN 201020267605 U CN201020267605 U CN 201020267605U CN 201733927 U CN201733927 U CN 201733927U
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Abstract
A fire safety protection clothing fabric comprises a flame retardant and fire protection layer, a waterproof breathable layer and a heat insulation layer which are sequentially arranged from the outside to the inside, wherein the heat insulation layer is formed by a non-woven fabric layer and a foam layer which are adhered together, phase-transition microcapsules are arranged in the foam layer, phase-transition substance in the phase-transition microcapsules is straight-chain paraffin organic matter, and a shape memory alloy spring is arranged between the flame retardant and fire protection layer and the waterproof breathable layer, and is formed by shape memory alloy. The inner layer of the fire safety protection clothing fabric, i.e. the layer which is close to the underwear is formed by compositing non-woven fabric and the foam layer, the foam layer is formed by foam and microcapsules, the microcapsules are straight-chain paraffin materials and have high phase-transition temperature (higher than 30 DEG C) when changing from the solid state to the liquid state, when an operator wears the fire safety protection clothing, the phase-transition material in the microcapsules is in a solid state and is changed into the liquid state when the operator approaches a fire or enters a fire, so more heat can be absorbed, and the skin of the operator is delayed to be burnt.
Description
Technical field
The utility model relates to fire safety evaluating and firefighter uniform technology, specifically is a kind of fire safety evaluating protective garment fabric.
Background technology
The fire safety evaluating protective garment not only requires its fire resistance good, and should have high heat-proof quality, promptly intercepts external heat and passes to the human body skin surface.Present used solution is to adopt phase-change material to absorb heat.Phase-change material be a class in certain temperature range, can rely on self reversible transition from environment, to absorb or the material of release heat, phase-change material is put in order on the fabric can be developed intelligent textile with temperature adjusting performance.As Chinese utility model patent " Cooling vest " (May 20 2004 applying date, May 11 2005 Granted publication day, Granted publication CN 2698111Y) a kind of Cooling vest is disclosed, it comprises vest type body, form by inside and outside two layers of cloth, between inside and outside two layers of cloth, be provided with the interlayer of strip, in the interlayer of this strip, be provided with granular cold storage agent or seal gelatinous cold storage agent.China utility model patent " cooling in summer clothes " (May 8 nineteen ninety-five applying date, May 2 1996 Granted publication day, Granted publication CN2229148Y) introduced a kind of cooling in summer clothes, it is 29.92 ℃ six hydration calcium chloride (CaCl26H20) that its phase-change material has used fusing point.The China's utility model patent fire prevention fire-entry suit of cooling and insulating " can " (April 3 2004 applying date, March 23 2005 Granted publication day, Granted publication CN2686655Y) a kind of phase-change material cooling clothes that constituted by vest, headgear and neck cover have been invented, arranged pocket according to human body physiological characteristics respectively at different parts, phase transition temperature be housed be 25-27 ℃ phase-change material coldness storage bag in the pocket, for the accumulation of heat cooling.From the disclosed information of these patents, the phase-change material phase transition temperature that these cooling clothes or vest adopt all is starkly lower than skin surface temperature, phase-change material just easily is transformed into liquid state when wearing, absorb human body skin institute distribute heat, in case enter the scene of fire, can not play the effect that reduces thermal-flame radiant heat flux incident human body skin surface, the delaying skin second degree burns time; And the used phase-change material of these clothes needs to use air-conditioning to carry out freezing after using or solidifies, and reuses inconvenience once more, and energy consumption is bigger, anything but future thrust.
Summary of the invention
The purpose of this utility model is to provide a kind of fire safety evaluating protective garment fabric, the fusing point of phase-change material that described this fire safety evaluating protective garment fabric will solve available technology adopting is low excessively, heat absorption capacity is bad, and is not easy to reusable technical problem.
The purpose of this utility model is achieved through the following technical solutions: this fire safety evaluating protective garment fabric, comprise the fire-retardant fireproof layer, water-proof air-permeable layer and the thermal insulation layer that set gradually from outside to inside, this thermal insulation layer is made of nonwoven layer and froth bed, nonwoven layer and froth bed bond together, be provided with phase-change microcapsule in this froth bed, the phase change material in the phase-change microcapsule is the linear paraffin organic matter.
Be provided with shape memory alloy spring between this fire-retardant fireproof layer and the water-proof air-permeable layer, shape memory alloy spring is made of marmem.
Fire-retardant fireproof layer, water-proof air-permeable layer, nonwoven layer and froth bed set gradually from outside to inside.
The utility model is compared with prior art, and its effect is actively with tangible.The internal layer of this fire safety evaluating protective garment fabric, the one deck that promptly is close to underwear is that nonwoven and froth bed are composited, froth bed is made of foam and microcapsules, these microcapsules are linear paraffin materials, therefore it is from solid-state phase transition temperature to liquid state higher (greater than 30 ℃), and the phase-change material the when operating personnel wears in the microcapsules is solid-state, is changing liquid state near fire or when entering fire, can absorb more heat, delay operating personnel's skin burn required time.Be provided with shape memory alloy spring between fire-retardant fireproof layer and the water-proof air-permeable layer, when temperature raises, shape memory alloy spring starts, prop up outer shell fabric, between fire prevention skin and the saturating vapour layer of fire prevention, just form air heat-insulation layer, reduce the heat flow that arrives the clothes internal layer, increase the thermal protective performance of clothes integral body.When froth bed was pressed close to the underwear layer, the whole effect of heat insulation of composite material was better.
Description of drawings
Fig. 1 is the structural representation of the utility model protective garment fabric embodiment 1.
Fig. 2 is the schematic diagram when shape memory alloy spring moves among Fig. 1.
Fig. 3 is the structural representation of thermal insulation layer among the utility model embodiment 1.
The specific embodiment
The utility model is described in further detail by embodiment below in conjunction with accompanying drawing.
Embodiment 1
As Fig. 1, Fig. 2 and shown in Figure 3, in the present embodiment, this fire safety evaluating protective garment fabric, comprise the fire-retardant fireproof layer 1 that sets gradually from outside to inside, water-proof air-permeable layer 2 and thermal insulation layer 3, this thermal insulation layer 3 is made of nonwoven layer 31 and froth bed 32, nonwoven layer 31 bonds together with froth bed 32, fire-retardant fireproof layer 1, water-proof air-permeable layer 2, nonwoven layer 31 sets gradually from outside to inside with froth bed 32, nonwoven layer 31 is made of 100% polysulphonamide fiber heat insulation felt, water-proof air-permeable layer 2 is that the polytetrafluoroethylene fibre composite membrane constitutes, by the foaming embedding phase-change microcapsule, the phase change material in the phase-change microcapsule being arranged in this froth bed 32 is the linear paraffin organic matter.Be provided with shape memory alloy spring 4 between fire-retardant fireproof layer 1 and the water-proof air-permeable layer 2, shape memory alloy spring 4 is made of nickel-titanium shape memory alloy, and controlling its phase transition temperature is 60 ℃.Phase change material in the thermal insulation layer 3 adopts the linear paraffin organic material, its carbochain number selects according to fire hazard environment and phase change layer configuring condition in clothes to decide, thereby also determined the phase transition temperature (being generally 30-80 ℃) of phase-change material, phase-change material temperature adopts 34.6 ℃ in the present embodiment, when the operation personnel are wearing the fire-entry suit that this lining makes, because phase transition temperature is higher than skin temperature, therefore phase-change material remains solid-state, when the operation personnel enter hot environment, the phase-change material heat absorption gradually becomes liquid, delays the time that heat arrives skin; And when the fireman wore fire-entry suit and enters normal temperature environment, phase-change material was replied solid-state again.Froth bed is made can adopt foaming method, such as, be cyst wall with the carbamide, linear paraffin is a capsule-core, make microcapsules with situ aggregation method, microcapsules are joined in the polyurethane foam system, prepare the polyurethane foam that contains phase-change material micro-capsule.
Position and phase-change material are set to the influence of fire safety evaluating protective garment fabric heat-proof quality in order to contrast froth bed, are contrasted below by embodiment 2, embodiment 3 and embodiment 4.
Embodiment 2
Exchange inside and outside nonwoven layer among the embodiment 2 and the froth bed, and the phase transition temperature of phase-change material is for still being 34.6 ℃, is about to above froth bed will be located at, near the water-proof air-permeable layer, and below nonwoven is located at, near operating personnel's skin.
Identical among nonwoven layer among the embodiment 3 and the position of froth bed relation and the embodiment 1, just the phase transition temperature with phase-change material changes 76 ℃ into.
Identical among nonwoven layer among the embodiment 4 and the position of froth bed relation and the embodiment 2, just the phase transition temperature with phase-change material changes 76 ℃ into.
Adopt the experimental data contrast below, experiment condition is that the incident radiation heat is 21kW/m
2The barrier propterty value RPP of protective fabric (Radiant Protective Performance) adopts the heat insulation radiation protection performance tester of protective clothes to measure (NFPA 1977), and the RPP value defined is for arriving the hot-fluid value (0.5kW/m on protective clothes surface
2) reach the product of second degree burns required time with the dressing human body skin.Tabulation is to being that the lining of stating four kinds of embodiment compares below.In order to contrast, also common lining is listed in the following table simultaneously with common fire-entry suit lining.
Show that by this table contrast the effect of heat insulation of embodiment 1 is best.And the phase-change material of different phase transition temperatures is selected in the configuration in clothes according to phase change layer, also can obtain comparatively desirable protection effect.
Certainly, the fire-retardant fireproof layer in the foregoing description can be natural flame-retardant fibre fabric, as fragrant sulfone synthetic fibre, aramid fiber
Fabric also can be the fabric after flame-proof treatment, as retardant cotton etc.And shape memory alloy spring also can be made of other shape memory alloy material.
Claims (3)
1. fire safety evaluating protective garment fabric, comprise the fire-retardant fireproof layer, water-proof air-permeable layer and the thermal insulation layer that set gradually from outside to inside, it is characterized in that: this thermal insulation layer is made of nonwoven layer and froth bed, nonwoven layer and froth bed bond together, be provided with phase-change microcapsule in this froth bed, the phase change material in the phase-change microcapsule is the linear paraffin organic matter.
2. fire safety evaluating protective garment fabric as claimed in claim 1 is characterized in that: be provided with shape memory alloy spring between this fire-retardant fireproof layer and the water-proof air-permeable layer, shape memory alloy spring is made of marmem.
3. fire safety evaluating protective garment fabric as claimed in claim 1 or 2 is characterized in that: fire-retardant fireproof layer, water-proof air-permeable layer, nonwoven layer and froth bed set gradually from outside to inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202676054U CN201733927U (en) | 2010-07-22 | 2010-07-22 | Fire safety protection clothing fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202676054U CN201733927U (en) | 2010-07-22 | 2010-07-22 | Fire safety protection clothing fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201733927U true CN201733927U (en) | 2011-02-09 |
Family
ID=43549201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202676054U Expired - Fee Related CN201733927U (en) | 2010-07-22 | 2010-07-22 | Fire safety protection clothing fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201733927U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241169A (en) * | 2011-03-14 | 2011-11-16 | 上海工程技术大学 | Instantaneous high temperature resistant intelligent fire-resistant heat-insulating composite fabric structure |
| CN102261543A (en) * | 2011-03-14 | 2011-11-30 | 上海工程技术大学 | Thermal protection device with thermoinduction function |
| CN108523268A (en) * | 2018-06-04 | 2018-09-14 | 王观寿 | Fireproof cloth and fireproof clothes, fire screen |
| CN112406219A (en) * | 2020-11-24 | 2021-02-26 | 天长市康特美防护用品有限公司 | Protective clothing fabric with high heat-insulating property and preparation method thereof |
-
2010
- 2010-07-22 CN CN2010202676054U patent/CN201733927U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241169A (en) * | 2011-03-14 | 2011-11-16 | 上海工程技术大学 | Instantaneous high temperature resistant intelligent fire-resistant heat-insulating composite fabric structure |
| CN102261543A (en) * | 2011-03-14 | 2011-11-30 | 上海工程技术大学 | Thermal protection device with thermoinduction function |
| CN102261543B (en) * | 2011-03-14 | 2016-10-05 | 上海工程技术大学 | A kind of temperature barrier with thermoinduction function |
| CN108523268A (en) * | 2018-06-04 | 2018-09-14 | 王观寿 | Fireproof cloth and fireproof clothes, fire screen |
| CN112406219A (en) * | 2020-11-24 | 2021-02-26 | 天长市康特美防护用品有限公司 | Protective clothing fabric with high heat-insulating property and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20110722 |