CN212574301U - Fire-fighting boot with warm-keeping and damp-proof functions - Google Patents

Abstract

The utility model provides a fire-fighting boot with warm-keeping and damp-proof functions, which comprises a boot sole and a boot vamp, wherein the boot vamp comprises a flame-retardant and high-temperature-resistant leather layer, a waterproof cotton layer, a puncture-proof layer, a phase-change material layer, an aerogel felt layer, a 3D mesh fabric layer and a warm-keeping sweat-releasing fabric layer which are arranged from outside to inside in sequence; the upper end of the boot surface is coated with a waterproof breathable film; the warm-keeping sweat-discharging cloth layer is made of cotton fibers, moisture-absorbing sweat-discharging fibers and hollow warm-keeping fibers in a spinning mode; the boot sole comprises a flame-retardant high-temperature-resistant rubber layer, an aerogel felt layer, a puncture-proof layer and a moisture-absorbing antibacterial cloth layer which are sequentially arranged from bottom to top; the flame-retardant high-temperature-resistant rubber layer is embedded with a polyurethane foam layer containing n-octadecane microcapsules. By utilizing the mutual matching and mutual cooperation of the structures of the sole and the vamp, the manufactured fire-fighting boot has excellent functions of warm keeping, heat insulation, water resistance, moisture resistance, puncture resistance, flame retardance and high temperature resistance.

Description

Fire-fighting boot with warm-keeping and damp-proof functions

Technical Field

The utility model relates to a protection shoes field, concretely relates to fire control boots with cold-proof dampproofing function.

Background

The fire-fighting boots are main protective equipment used for protecting ankles of fire fighters when the fire fighters carry out emergency work and relief work such as fire fighting, and the used environment is generally severe. The traditional fire-fighting boots only have the functions of flame retardance, water resistance, puncture resistance, heat insulation, warmth retention and the like, and the so-called fire-fighting boots with the functions of heat insulation and warmth retention mainly achieve the purposes of heat insulation and warmth retention by arranging lining materials with lower heat conductivity coefficients, the materials still have heat transfer although the heat conductivity coefficients are lower, particularly in a high-temperature fire scene environment, when a fireman rescues close to a flame area, the feet are easily damaged by strong radiant heat, the materials only can relieve the internal heat loss and cannot remove sweat generated by the feet, if the sweat generated in the shoes cannot be rapidly removed, the heat sensation and the damp cold sensation can be generated, but the warm retention effect cannot be achieved, bacteria can be easily bred, if the fire-fighting boots do not have excellent warmth retention performance in winter or in regions, the function of cold defense cannot be achieved for the fireman, easily causing the feet of the firefighter to be frostbitten.

Therefore, in order to better protect fire fighters and achieve better protection effect, the fire fighting boots need to be optimally designed, and the fire fighting boots which can keep warm and prevent moisture and have flame-retardant, high-temperature-resistant and heat-insulating functions under special working environments are designed.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a fire control boots with cold-proof dampproofing function.

The utility model provides a fire-fighting boot with warm-keeping and damp-proof functions, which comprises a boot sole and a boot vamp, wherein the boot vamp comprises a flame-retardant and high-temperature resistant leather layer, a waterproof cotton layer, a puncture-proof layer, a phase-change material layer, an aerogel felt layer, a 3D mesh fabric layer and a warm-keeping sweat-releasing fabric layer which are arranged from outside to inside in sequence; the upper end of the boot surface is coated with a waterproof breathable film; the upper end of the boot vamp refers to the open end of the boot leg, the upper end is covered with a waterproof breathable film, and the waterproof breathable film is covered from the outer wall of the flame-retardant high-temperature-resistant leather layer to the inner wall of the warm-keeping perspiration cloth layer. The warm-keeping and sweat-discharging cloth layer is made of cotton fibers, moisture-absorbing and sweat-discharging fibers and hollow warm-keeping fibers in a spinning mode. Preferably, the warm-keeping and sweat-discharging cloth layer is formed by weaving 65% of cotton fibers, 14% of moisture-absorbing and sweat-discharging fibers and 21% of hollow warm-keeping fibers. The fabric woven by mixing the 3 fibers, namely the cotton fibers, the moisture absorption and sweat releasing fibers and the hollow warm-keeping fibers is more fit for wearing, good in comfort, capable of effectively preventing heat loss, playing a good warm-keeping function, capable of quickly removing sweat generated by feet, keeping the inside of the boot dry and comfortable, and avoiding the sweat from generating stuffiness feeling and wet and cold feeling. Through setting up the 3D screen cloth that has excellent gas permeability, elasticity and support nature outside keeping warm and discharging sweat cloth, not only be favorable to discharging the air with the sweat that the cloth was got rid of, can improve the travelling comfort of wearing moreover, play certain buffering guard action simultaneously. Through set up the aerogel felt that coefficient of heat conductivity is low outside the 3D screen cloth, can prevent inside heat loss to a great extent, avoid outside heat to the internal transfer, play the thermal-insulated cold-proof effect of better, set up the phase change material layer outside combining the aerogel felt layer, utilize phase change material's phase transition endotherm, can effectively reduce the heat that reaches the aerogel felt layer, be favorable to playing the better thermal-insulated effect, cooperation through aerogel felt layer and phase change material layer, can play than single setting up aerogel felt layer or single phase change material layer thermal-insulated cold-proof effect of better. And then, the anti-puncture layer, the waterproof cotton layer and the flame-retardant high-temperature-resistant leather layer are sequentially arranged outside the phase-change material layer, so that the fire-fighting boot has excellent anti-puncture, waterproof, damp-proof, flame-retardant and high-temperature-resistant functions. Meanwhile, the waterproof and breathable film is arranged on the upper end of the boot vamp in a wrapping mode, so that the situation that the fabric in the boot is wetted when a fire is extinguished can be avoided, and better waterproof and moistureproof effects can be realized. The utility model discloses a set the vamp to this kind of multilayer structure, utilize mutually supporting between each layer, can make the fire control boots that make have excellent cold-proof thermal-insulated, dampproofing and waterproofing, prevent puncture, fire-retardant high temperature resistant function.

Further, the phase-change material layer is formed by compounding a flame-retardant fiber felt and a flame-retardant phase-change microcapsule, and the capsule core of the flame-retardant phase-change microcapsule is phase-change paraffin or a modified substance thereof. The phase-change microcapsule is synthesized by taking phase-change paraffin or modified substances thereof (such as brominated paraffin, chlorinated paraffin and the like) as a capsule core and melamine-formaldehyde as capsule wall original taste, the phase-change microcapsule is mixed with an adhesive with flame retardant property, a thickening agent and a cross-linking type flame retardant to prepare finishing liquid, the flame retardant fiber felt is immersed in the finishing liquid, and the phase-change microcapsule is adsorbed on the flame retardant fiber felt through a two-immersion two-rolling process. The phase-change paraffin is used as a phase-change material to absorb energy, so that the cost is low and the preparation is easy.

Further, the boot sole comprises a flame-retardant high-temperature-resistant rubber layer, an aerogel felt layer, a puncture-proof layer and a moisture-absorbing antibacterial cloth layer which are sequentially arranged from bottom to top; the flame-retardant high-temperature-resistant rubber layer is embedded with a polyurethane foam layer containing n-octadecane microcapsules. The groove which is conformal with the polyurethane foam layer is arranged on the flame-retardant high-temperature-resistant rubber layer, the polyurethane foam layer is embedded into the groove, and the upper surface of the flame-retardant high-temperature-resistant rubber layer is sunken downwards to form the groove. The n-octadecane microcapsule has a particle size of 1-5 μm, is prepared by an in-situ polymerization method by using melamine-formaldehyde as a capsule wall and n-octadecane as a capsule core, wherein the mass fraction of the n-octadecane is 65%. The normal octadecane microcapsule with the mass fraction of 20 percent is preferably added into the polyurethane foam layer. The n-octadecane microcapsule is taken as a phase change microcapsule and added into the polyurethane foam layer, so that the polyurethane foam layer has the capacity of absorbing and storing heat; the polyurethane foam layer is embedded in the flame-retardant high-temperature-resistant rubber layer, so that the polyurethane foam layer can be protected while absorbing and storing heat, and the polyurethane foam layer is prevented from igniting and burning. The polyurethane foam layer containing the n-octadecane microcapsules and the aerogel felt layer are mutually cooperated, so that a very good heat insulation effect can be achieved. And the polyurethane foam can cooperate with the rubber layer to play a good role in buffering and protecting feet. The arrangement of the puncture-proof layer can enable the boot sole to have puncture-proof performance. The moisture absorption antibacterial cloth layer can absorb sweat generated by the sole rapidly, avoids skidding and generates stuffy feeling, damp and cold feeling and the like, and plays a role in keeping warm, preventing moisture and resisting bacteria.

Further, a fiber reinforced resin grid is embedded in the polyurethane foam layer. The fiber reinforced resin grid can be made of glass fiber reinforced epoxy resin. By embedding a grid in the polyurethane foam layer, the foam layer can be reinforced in terms of strength, integrity and the like.

Further, the thickness ratio of the polyurethane foam layer to the flame-retardant high-temperature-resistant rubber layer is 2-3: 10. The phase-change material can absorb heat, and simultaneously, the strength and other properties of the boot sole can meet the use requirements.

Further, the moisture absorption antibacterial cloth layer is made of polyimide fibers, EKS fibers and antibacterial fibers through spinning. Preferably, the moisture-absorbing antibacterial cloth layer is formed by weaving 50% of polyimide fibers, 30% of EKS fibers and 20% of antibacterial polyester fibers. The moisture absorption and antibacterial cloth layer prepared by mixing the polyimide fibers, the EKS fibers and the antibacterial polyester fibers can quickly absorb sweat generated by the soles and generate corresponding heat to achieve the heating and warm-keeping effects, and meanwhile, the moisture absorption and antibacterial cloth layer has an excellent antibacterial effect and can effectively avoid bacteria from being generated in the boots.

Further, the puncture-proof layer is formed by compounding and hot-pressing a plurality of layers of ultra-high molecular weight polyethylene UD cloth and a plurality of layers of aramid non-woven cloth. Preferably, the stack forms the sandwich structure of the UD cloth with the aramid non-woven fabric, namely the structure of the UD cloth with the ultra-high molecular weight polyethylene fibers, the aramid non-woven fabric and the UD cloth with the ultra-high molecular weight polyethylene fibers. The anti-puncture effect of the sandwich structure is better.

Furthermore, the toe of the fire-fighting boot is also provided with a protective toe cap for protecting toes; the protective bag head is formed by compounding glass fibers and epoxy resin.

Furthermore, the upper end of the outer wall of the flame-retardant high-temperature-resistant leather layer is provided with an elastic band, and the elastic band can be freely tightened through a spring buckle. After the boots are worn, dust or water and the like can be effectively prevented from entering the boots.

Furthermore, the bottom surface of the boot sole is provided with anti-skid teeth. The fire-fighting boot has the function of skid resistance.

The utility model has the advantages that:

the utility model sets the innermost layer of the boot surface as the warm-keeping sweat-discharging cloth layer made of cotton fiber, moisture-absorbing sweat-discharging fiber and hollow warm-keeping fiber, and the sole layer attached to the boot bottom is set as the moisture-absorbing antibacterial cloth layer made of polyimide fiber, EKS fiber and antibacterial fiber, which can quickly remove sweat generated by the inner body of the boot, keep the inside of the boot dry, realize the warm-keeping effect and avoid the bacterial growth; by arranging the composite structures of the phase change layer and the aerogel felt layer on the boot surface and the boot sole and utilizing the cooperative matching of the phase change layer and the aerogel felt layer, excellent warm-keeping and heat-insulating effects can be achieved; meanwhile, the boot has the waterproof and moistureproof functions through the arrangement of waterproof cotton and the waterproof and breathable film, the boot has the flame-retardant and high-temperature-resistant performance through the arrangement of the flame-retardant and high-temperature-resistant leather layer and the flame-retardant and high-temperature-resistant rubber layer, the boot has the puncture-proof protection function through the arrangement of the puncture-proof layer, and the toe can be protected through the arrangement of the protective toe cap.

The utility model discloses a set up all to multilayer structure with the vamp at the bottom of the boots and the boots, utilize mutually supporting of each layer structure, in coordination each other, can make the fire control boots that make have excellent cold-proof thermal-insulated, dampproofing and waterproofing, prevent puncture, fire-retardant high temperature resistant function.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a schematic structural view of the fire-fighting boot of the present invention;

FIG. 2 is a cross-sectional view of the sole of the fire fighting boot of the present invention;

FIG. 3 is a partial cross-sectional view of the vamp of the fire fighting boot of the present invention;

FIG. 4 is a schematic structural view of the flame-retardant high-temperature-resistant rubber layer of the sole of the fire-fighting boot of the present invention;

in the figure:

1. the boots comprise boots bottom, 2, boots face, 3, the baotou, 4, antiskid tooth, 5, the elastic cord, 6, fiber reinforced resin grid, 11, fire-retardant high temperature resistant rubber layer, 12, polyurethane foam layer, 13, aerogel carpet veneer, 14, prevent the puncture layer, 15, the antibiotic cloth layer of moisture absorption, 21, fire-retardant high temperature resistant leather layer, 22, waterproof cotton layer, 23, prevent the puncture layer, 24, the phase change material layer, 25, aerogel carpet veneer, 26, 3D screen cloth layer, 27, cold-proof perspire cloth layer, 28, waterproof ventilated membrane.

Detailed Description

The fire-fighting boot with the functions of warm keeping and moisture prevention provided by the embodiment comprises a boot sole 1 and a boot vamp 2, wherein the boot vamp 2 comprises a flame-retardant high-temperature-resistant leather layer 21, a waterproof cotton layer 22, a puncture-proof layer, a phase-change material layer 24, an aerogel felt layer, a 3D mesh layer 26 and a warm-keeping sweat-releasing cloth layer 27 which are sequentially arranged from outside to inside; the upper end of the boot surface 2 is coated with a waterproof breathable film 28; the upper end of the boot surface 2 refers to the open end of the boot leg, the waterproof breathable film 28 is covered, and the waterproof breathable film 28 is covered from the outer wall of the flame-retardant high-temperature-resistant leather layer 21 to the inner wall of the warm-keeping perspiration cloth layer 27. The warm-keeping sweat-discharging cloth layer 27 is made of cotton fibers, moisture-absorbing sweat-discharging fibers and hollow warm-keeping fibers through weaving. Preferably, the warming and sweat releasing cloth layer 27 is formed by weaving 65% of cotton fiber, 14% of moisture absorption and sweat releasing fiber and 21% of hollow warming fiber. The fabric woven by mixing the 3 fibers, namely the cotton fibers, the moisture absorption and sweat releasing fibers and the hollow warm-keeping fibers is more fit for wearing, good in comfort, capable of effectively preventing heat loss, playing a good warm-keeping function, capable of quickly removing sweat generated by feet, keeping the inside of the boot dry and comfortable, and avoiding the sweat from generating stuffiness feeling and wet and cold feeling. Through setting up the 3D screen cloth that has excellent gas permeability, elasticity and support nature outside keeping warm and discharging sweat cloth, not only be favorable to discharging the air with the sweat that the cloth was got rid of, can improve the travelling comfort of wearing moreover, play certain buffering guard action simultaneously. Through set up the aerogel felt that coefficient of heat conductivity is low outside the 3D screen cloth, can prevent inside heat loss to a great extent, avoid outside heat to the internal transfer, play the thermal-insulated cold-proof effect of better heat-insulating, set up phase change material layer 24 outside combining the aerogel felt layer, utilize phase change material's phase transition endotherm, can effectively reduce the heat that reaches the aerogel felt layer, be favorable to playing the thermal-insulated effect better, cooperation through aerogel felt layer and phase change material layer 24, can play than single setting up aerogel felt layer or single phase change material layer 24 thermal-insulated cold-proof effect better that sets up. And then, the anti-puncture layer, the waterproof cotton layer 22 and the flame-retardant high-temperature-resistant leather layer 21 are sequentially arranged outside the phase-change material layer 24, so that the fire-fighting boot has excellent anti-puncture, waterproof, moistureproof, flame-retardant and high-temperature-resistant functions. Meanwhile, the waterproof and breathable film 28 is arranged at the upper end of the boot vamp 2 in a wrapping mode, so that the situation that the fabric in the boot is wetted during fire extinguishing can be avoided, and better waterproof and moisture-proof effects are facilitated. The utility model discloses a set vamp 2 to this kind of multilayer structure, utilize mutually supporting between each layer, can make the fire control boots that make have excellent cold-proof thermal-insulated, dampproofing and waterproofing, prevent puncture, fire-retardant high temperature resistant function.

In this embodiment, the phase-change material layer 24 is formed by compounding a flame-retardant fiber felt and a flame-retardant phase-change microcapsule, and the capsule core of the flame-retardant phase-change microcapsule is phase-change paraffin or a modified substance thereof. The phase-change microcapsule is synthesized by taking phase-change paraffin or modified substances thereof (such as brominated paraffin, chlorinated paraffin and the like) as a capsule core and melamine-formaldehyde as capsule wall original taste, the phase-change microcapsule is mixed with an adhesive with flame retardant property, a thickening agent and a cross-linking type flame retardant to prepare finishing liquid, the flame retardant fiber felt is immersed in the finishing liquid, and the phase-change microcapsule is adsorbed on the flame retardant fiber felt through a two-immersion two-rolling process. The phase-change paraffin is used as a phase-change material to absorb energy, so that the cost is low and the preparation is easy.

In this embodiment, the boot sole 1 comprises a flame-retardant high-temperature-resistant rubber layer 11, an aerogel felt layer, a puncture-proof layer and a moisture-absorbing antibacterial cloth layer 15 which are sequentially arranged from bottom to top; the flame-retardant high-temperature-resistant rubber layer 11 is embedded with a polyurethane foam layer 12 containing n-octadecane microcapsules. A groove which is matched with the polyurethane foam layer 12 in shape is formed in the flame-retardant high-temperature-resistant rubber layer 11, the polyurethane foam layer 12 is embedded into the groove, and the upper surface of the flame-retardant high-temperature-resistant rubber layer 11 is sunken downwards to form the groove. The n-octadecane microcapsule has a particle size of 1-5 μm, is prepared by an in-situ polymerization method by using melamine-formaldehyde as a capsule wall and n-octadecane as a capsule core, wherein the mass fraction of the n-octadecane is 65%. It is preferable to add 20% by mass of n-octadecane microcapsules to the polyurethane foam layer 12. The n-octadecane microcapsule is taken as a phase change microcapsule and added into the polyurethane foam layer 12, so that the polyurethane foam layer 12 has the capacity of absorbing and storing heat; the polyurethane foam layer 12 is embedded in the flame-retardant high-temperature-resistant rubber layer 11, so that the polyurethane foam layer 12 can be protected while the polyurethane foam layer 12 absorbs and stores heat, and the polyurethane foam layer 12 is prevented from being ignited and burned. The polyurethane foam layer 12 containing the n-octadecane microcapsules and the aerogel felt layer are mutually cooperated to play a good heat insulation effect. And the polyurethane foam can cooperate with the rubber layer to play a good role in buffering and protecting feet. The provision of the puncture-resistant layer enables the sole 1 to have puncture-resistant properties. The moisture absorption and antibiosis cloth layer 15 can absorb sweat generated by the sole rapidly, avoid slipping and generate stuffy feeling, damp and cold feeling and the like, and play roles of warm keeping, moisture prevention and antibiosis.

In this embodiment, the polyurethane foam layer 12 is embedded with a fiber reinforced resin grid 6. The fiber-reinforced resin grid 6 may be made of glass fiber-reinforced epoxy resin. By embedding a grid in the polyurethane foam layer 12, reinforcement in the foam layer in terms of strength and integrity can be achieved.

In this embodiment, the thickness ratio of the polyurethane foam layer 12 to the flame-retardant high-temperature-resistant rubber layer 11 is 2-3: 10. The performance such as strength of the boot sole 1 can meet the use requirement while the phase change material absorbs heat.

In this embodiment, the moisture-absorbing antibacterial fabric layer 15 is made of a polyimide fiber, an EKS fiber and an antibacterial fiber by weaving. Preferably, the moisture-absorbing antibacterial cloth layer 15 is formed by weaving 50% of polyimide fibers, 30% of EKS fibers and 20% of antibacterial polyester fibers. The moisture absorption and antibacterial cloth layer 15 made of the polyimide fibers, the EKS fibers and the antibacterial polyester fibers can quickly absorb sweat generated by the soles and generate corresponding heat to achieve the heating and warm-keeping effects, and meanwhile, the sole moisture absorption and antibacterial cloth layer has an excellent antibacterial effect and can effectively prevent bacteria from growing in the boots.

In this embodiment, the puncture-proof layer is formed by compounding and hot-pressing a plurality of layers of ultra-high molecular weight polyethylene UD cloth and a plurality of layers of aramid non-woven cloth. Preferably, the stack forms the sandwich structure of the UD cloth with the aramid non-woven fabric, namely the structure of the UD cloth with the ultra-high molecular weight polyethylene fibers, the aramid non-woven fabric and the UD cloth with the ultra-high molecular weight polyethylene fibers. The anti-puncture effect of the sandwich structure is better.

In this embodiment, the toe of the fire-fighting boot is further provided with a toe cap 3 for protecting toes; the protective ferrule 3 is formed by compounding glass fiber and epoxy resin.

In this embodiment, an elastic band 5 is disposed at the upper end of the outer wall of the flame-retardant high-temperature-resistant leather layer 21, and the elastic band 5 is freely tightened by a spring buckle. After the boots are worn, dust or water and the like can be effectively prevented from entering the boots.

In this embodiment, the bottom surface of the boot sole 1 is provided with anti-slip teeth 4. The fire-fighting boot has the function of skid resistance.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (8)

1. The utility model provides a fire control boots with cold-proof dampproofing function, includes boot bottom and vamp, its characterized in that: the boot vamp comprises a flame-retardant high-temperature-resistant leather layer, a waterproof cotton layer, a puncture-resistant layer, a phase-change material layer, an aerogel felt layer, a 3D mesh fabric layer and a warm-keeping sweat-discharging fabric layer which are sequentially arranged from outside to inside; the upper end of the boot surface is coated with a waterproof breathable film; the warm-keeping and sweat-discharging cloth layer is made of cotton fibers, moisture-absorbing and sweat-discharging fibers and hollow warm-keeping fibers in a spinning mode.

2. The fire boot with warm keeping and moisture proof functions as claimed in claim 1, wherein: the boot sole comprises a flame-retardant high-temperature-resistant rubber layer, an aerogel felt layer, a puncture-proof layer and a moisture-absorbing antibacterial cloth layer which are sequentially arranged from bottom to top; the flame-retardant high-temperature-resistant rubber layer is embedded with a polyurethane foam layer containing n-octadecane microcapsules.

3. The fire boot with warm keeping and moisture proof functions as claimed in claim 2, wherein: the polyurethane foam layer is embedded with a fiber reinforced resin grid.

4. A fire boot with warm and moisture proof functions as claimed in claim 3, wherein: the thickness ratio of the polyurethane foam layer to the flame-retardant high-temperature-resistant rubber layer is (2-3): 10.

5. The fire boot with warm keeping and moisture proof functions as claimed in claim 4, wherein: the moisture absorption antibacterial cloth layer is made of polyimide fibers, EKS fibers and antibacterial fibers in a spinning mode.

6. A fire-fighting boot with warm-keeping and damp-proof functions as recited in claim 5, wherein: the anti-puncture layer is formed by compounding and hot-pressing a plurality of layers of ultra-high molecular weight polyethylene UD cloth and a plurality of layers of aramid non-woven cloth.

7. The fire boot with warm keeping and moisture proof functions as claimed in claim 6, wherein: the toe of the fire-fighting boot is also provided with a protective toe cap for protecting toes.

8. The fire boot with warm keeping and moisture proof functions as claimed in claim 7, wherein: the upper end of the outer wall of the flame-retardant high-temperature-resistant leather layer is provided with an elastic band, and the elastic band can be freely tightened through a spring buckle.

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