31results about "Heat protection" patented technology

The application provides a kind of air supply device and control method for biological protection equipment, it is related to biological protection equipment technical field, air supply device includes filter module, refrigeration module, power module, shell module, air supply and connection module, back module and control module, filter module is set at the bottom end of shell module, refrigeration module is divided into first-stage refrigeration and second-stage refrigeration, and is respectively set at the end face of shell module and filter module, most parts of power module and air supply and connection module are set in shell module, back module is set at the back of shell module, control module further includes controller, control panel and sensor, and controller is set at one end of back module.The application realizes air supply dehumidification, air filtration and temperature reduction and pressure stabilization in biological protection equipment through air supply device, and further improves comfort under the premise of ensuring the safety of wearer.

The application relates to the technical field of chemical protection materials, and discloses a hydrofluoric acid protective garment and a preparation method thereof. The material of the protective garment comprises a 5-layer structure, the middle layer is a framework fabric, and modified natural rubber layers and modified EPDM (ethylene propylene diene monomer) rubber layers are sequentially arranged on the two sides of the framework fabric. The raw materials of the modified natural rubber comprise, by weight parts, natural rubber 100 parts, sulfur 3-4 parts, accelerator M 1-2 parts, accelerator DM 1-2 parts, zinc oxide 4-6 parts, stearic acid 1-2 parts, white carbon black 10-15 parts, calcium oxide 20-40 parts, chlorinated paraffin 5-15 parts, antimony trioxide 5-15 parts and antioxidant 4010NA 1-2 parts. The modified natural rubber and the modified EPDM rubber are used as main protection substances, and organic solvents are used as carriers, so that the hydrofluoric acid protective garment not only has long-acting protection capability for hydrofluoric acid, but also has the characteristics of high mechanical strength, heat aging resistance, flame resistance and low-temperature softness.

The application discloses a firefighter protective clothing with anti-permeation and warning functions, and belongs to the field of firefighter protection. The protective clothing comprises a protective cap, a shirt and trousers which are connected into one body, and further comprises a rubber strip, a reflective strip and a backpack, wherein the outer layer of the protective cap, the shirt and the trousers is a composite outer layer, the backpack is arranged on the back of the shirt, a rubber strip is fixed on the joint of the inner surface of the composite outer layer of the shirt, the trousers and the protective cap, a reflective strip is fixed on the surface of the composite outer layer of the two sleeves, the collar, the two sides of the backpack of the shirt and the protective cap and the two legs of the trousers. The rubber strip fixed on the joint of the inner surface of the composite outer layer of the shirt, the trousers and the protective cap can meet the anti-permeation requirement of the firefighter protective clothing. The structure design of the reflective strip of the firefighter protective clothing has the warning function and meets the requirement of the front-line combat.

The present invention relates to the use of activated carbon fabrics in the adsorption of compounds such as aromatic semi-volatile and aromatic volatile organic compounds (aromatic SVOCs / aromatic VOCs) and / or polycyclic aromatic hydrocarbons (PAHs). Also described are garments including such fabrics, and a protective system comprising multiple garments.

The present invention relates to a textile protective garment, in particular having a protective function against chemical and / or biological and / or radioactive harmful and / or toxic substances (warfare agents) ("NBC protective function or CBRN protective function"), preferably an NBC protective garment ("CBRN protective garment"), preferably for civilian or military purposes, preferably with improved and / or increased shift resistance (displacement resistance) of the textile layers of the protective garment, as well as to uses and applications thereof.

The utility model provides a kind of fire-fighting trousers leg isolation protection structure, it is related to fire-fighting equipment technical field. Including fire-fighting trousers, the inside of trousers leg of fire-fighting trousers is provided with isolation protective lining, the upper portion of isolation protective lining is closely connected with the inside surface of trousers leg, the lower portion of isolation protective lining is extended to form free end and is provided with tightening structure, the tightening structure is compatible with the narrow place of fire-fighting boots ankle, isolation protective lining includes isolation layer, reinforcing layer and moisture conducting layer, the free end is closely attached after being tightened with the narrow place of fire-fighting boots ankle, air insulation zone is provided between fire-fighting trousers body and isolation protective lining, the outside of trousers leg is provided with one-way breather valve. The utility model is simple in structure, and good in protection effect, isolation protective lining can be directly added at the original fire-fighting trousers leg, and it is convenient to process, economical and practical.

Protective garments are disclosed having a fabric material treated with a durable water resistant treatment. In accordance with the present disclosure, the durable water resistant treatment is substantially free of fluorocarbon chemicals and yet provides not only excellent water resistance, but also has excellent durability properties.

The utility model relates to protective clothing technical field provides a kind of protective clothing with heat insulation system, comprising: protective clothing body and heat insulation system;Protective clothing body includes flame-retardant fabric layer, heat insulation fabric layer, buffer fabric layer sequentially arranged from outside to inside;Heat insulation system includes cooling water pipe, water storage bag, heat exchange fin, delivery pump, semiconductor refrigeration piece and cooling fan, cooling water pipe and water storage bag are all distributed between buffer fabric layer and heat insulation fabric layer, water storage bag is connected with delivery pump, delivery pump is connected with cooling water pipe, cooling water pipe is connected with water storage bag, the heat-absorbing end of semiconductor refrigeration piece and the outside of heat exchange fin contact, the inside of heat exchange fin and water storage bag contact, the heat-dissipating end of semiconductor refrigeration piece is aligned cooling fan. Advantageous effect: not only prevent high temperature from outside to human body, but also can make human body heat dissipation in time, effectively avoid the personnel of fire rescue work because of body temperature too high and pause rescue work, effectively improve rescue efficiency.

A protective headcover system includes a support configured to engage the head of a user, a cover configured to substantially cover the head of the user while leaving the ears of the user uncovered, the cover including a substantially transparent facial shield and a sheet sealingly coupled to the facial shield, the sheet including an elongate projection inward from or including a perimeter of the sheet, and a first dynamic hook coupled to the support and configured to displaceably engage the elongate projection of the sheet.

A surgical garment comprises a flaccid shell defining an opening, a transparent face shield shaped to be disposed over the opening, and a pressure sensitive adhesive disposed between the transparent face shield and a sealing perimeter of the flaccid shell to couple the transparent face shield to the flaccid shell. The shell comprises a first layer, and a second layer coupled to the first layer, wherein the first and second layers define a sealing perimeter about the opening, the first and second layers coupled such that the first and second layers are more tightly bound together within the sealing perimeter than the first and second layers outside the sealing perimeter.

The invention relates to a protective garment (1), in particular firefighter jacket, firefighter pants, firefighter vest or firefighter coveralls, consisting substantially of a multi-layer textile material (2) which has the following layers: * an outer layer (10) which faces the surroundings of the person wearing the protective garment (1) and which consists substantially of a woven fabric having hydrophobic properties and made of at least one first type of heat-resistant, tear-resistant threads of low flammability, * an inner layer (11) which faces the body of the person wearing the protective garment (1) and which consists of a textile fabric, preferably a woven fabric, * a moisture barrier (12), in particular a membrane, which is permeable to water vapor and impermeable to liquid water and which is arranged between the inner layer (11) and the outer layer (10). The aim is to achieve a particularly high level of wearing comfort, in particular in the form of low water vapor-penetration resistance, while nevertheless meeting the requirements of EN 469:2020 performance level 1. To achieve this aim, the textile fabric of the inner layer (11) has hydrophilic properties, in particular has a hydrophilic finish.

This invention belongs to the field of fire protection fabric technology, specifically relating to a multi-layer fire-resistant heat-insulating fabric, its preparation method, and an adhesive roller. The heat-insulating fabric has a four-layer composite structure, consisting of a first film layer, a second base fabric layer, a third film layer, and a fourth base fabric layer. The first film layer is a reflective hot-dip galvanized aluminum film layer, the second base fabric layer is a flame-retardant base fabric layer, the third film layer is a high-temperature resistant film layer, and the fourth base fabric layer is a flame-retardant non-woven fabric layer. A dedicated adhesive roller is designed to achieve the composite between the layers. The prepared heat-insulating fabric exhibits excellent flame-retardant properties, can withstand temperatures up to 260℃, has high heat insulation, high resistance to radiative heat penetration, withstands 2500 bends, and has high hydrostatic pressure after bending, fully meeting the testing requirements for outer fabrics in XF634-2015 "Firefighter Heat-Insulating Protective Clothing." Furthermore, the fabric is lightweight and soft overall.

This invention relates to a firefighter's protective suit that combines anti-icing and warmth retention properties. It consists of a jacket and trousers. The jacket collar material, from the outside in, comprises an outer layer I, a waterproof and breathable layer I, a heat insulation layer I, an outer woven fabric layer I, and a warmth-retaining fabric layer I. The jacket hem material, from the outside in, comprises an outer layer II, a waterproof and breathable layer II, a heat insulation layer II, a comfort layer woven fabric III, and a warmth-retaining fabric layer II. The other parts of the jacket material, from the outside in, comprise an outer layer III, a waterproof and breathable layer III, a heat insulation layer III, and a comfort layer woven fabric V. The jacket cuffs are thickened ribbed cuffs. The trousers material, from the outside in, comprises an outer layer IV, a waterproof and breathable layer IV, a heat insulation layer IV, and a comfort layer woven fabric VII. This invention focuses on the warmth retention of the comfort layer and the anti-icing design of the outer layer of the firefighter's protective suit, achieving both warmth retention and anti-icing properties, ensuring the comfort of firefighters during movement and maintaining operational efficiency.

This application relates to the field of fire-fighting protective equipment technology, and in particular to a fire-fighting protective suit. The suit includes a main body comprising a comfortable fabric layer, a heat-insulating fabric layer, a waterproof fabric layer, and a flame-retardant fabric layer arranged sequentially facing the body; a drainage tool bag located on the side of the flame-retardant and waterproof fabric layers facing the flame-retardant fabric layer; and drainage outlets respectively attached to the hem, cuffs, and leg openings of the comfortable fabric layer. Compared with related fire-fighting and rescue equipment, the fire-fighting protective suit provided in this application features a drainage tool bag and drainage outlets, which quickly drain retained water, reduce the burden on rescue personnel, reduce washing dead zones, and extend the service life of the fire-fighting protective suit.

This utility model relates to the field of fire-fighting suit technology, and discloses a fire-fighting suit for indoor fire rescue. The sleeves are provided with a positioning plate, and symmetrical fixing rods are arranged on the inner side of the positioning plate. A spring is installed inside each fixing rod, and an adjusting rod passes through one end of each fixing rod. One end of the adjusting rod is connected to a limiting plate inside the positioning plate. A push rod is symmetrically arranged on one side of the limiting plate, and an elastic cord passes through the limiting plate and the positioning plate. The inner side of the fire-fighting suit body is also provided with an inner liner, which includes a first flame-retardant layer and a second flame-retardant layer arranged from the inside out on the inner side of the fire-fighting suit body. This utility model, through the arrangement of the positioning plate, elastic cord, push rod, adjusting rod, limiting plate, fixing rod, and spring, tightens the cuffs of the fire-fighting suit body, thereby preventing smoke from entering the cuffs and causing injury to firefighters during indoor fire rescue.

Protective clothing (2) including a protective jacket (4), such as in particular a fire-resistant jacket, with a torso section (8) which essentially consists of a back jacket section (10) as well as a first front jacket section (12) and a second front jacket section (14) which can be connected to each other via a separable closure (16) in order to close the protective jacket (4), and a rescue belt (20) that can be integrated into the protective jacket (4) and extends from the first front jacket section (12) over the back jacket section (10) to the second front jacket section (14), wherein the rescue belt (20) exits the protective jacket (4) with a first belt end (22) at the first front jacket section (12) and with a second belt end (24) at the second front jacket section (14), and with a connecting arrangement (26) for the detachable connection of both belt ends (22, 24) of the rescue belt (20), on which retaining means (28) for attaching a safety belt (30) are arranged, characterized in that the safety strap (30) has a fastening carabiner (34) at a fastening end (32) which can be detachably fastened to the holding means (28).

The invention provides an adaptor interface for forming a seal between a respirator mask and a protective suit. The adaptor interface is formed of an elastomeric material. The adaptor interface comprises a first surface shaped for sealing engagement with an outer surface of the respirator mask, and a second surface shaped for sealing engagement with the protective suit.

An inclusive full-face hooded respirator includes a novel neck seal and novel head harness enabling use of the respirator by the population at large, including bearded users and wearers of religious head coverings. The neck seal is an open ring that shares a zippered closure with an openable / closeable side of the hood, by which the seal is closeable around the neck at an elevation below a neck hairline of a bearded user, while the openable / closeable character of the hood enables careful donning thereof over religious head coverings in non-disruptive fashion. The head harness includes a widened top band to distribute loading of the headgear over a large surface area of the religious head covering, again in non-disruptive fashion thereto. A built-in cinching mechanism is provided to enable cinching of the hood into a more conforming size to the wearer's head or religious head covering.

The present invention relates to an in particular air-permeable and steam-permeable textile NBC-protection filter material which has a protective function against hazardous chemical and / or biological and / or nuclear substances, is provided with high and / or improved tear (propagation) resistance, and is preferably envisaged for use in a textile NBC-protection garment, and to the use thereof.

In one aspect, fabric materials are disclosed that have been treated with a fluid resistant treatment containing a water resistant composition and an oil resistant composition. The fluid resistant treatment may be substantially fluorocarbon free. Fire service garments can be made from the fabric materials that provide resistance to water and / or oil.

A firefighter protective hood that protects the coat / helmet / self-contained breathing apparatus facepiece interface area of a user, and a firefighter protective glove that protects the hand and wrist of the user are provided. The firefighter protective hood and glove respectively include a hood-shaped structure and a glove-shape structure. The hood-shaped structure and the glove-shaped structures each include a body-contacting layer made of a fabric of flame-retardant regenerated cellulose fibers. The structure and composition of the body-contacting layer promote comfort of the user and evaporative cooling. Outer layer(s) extend outwardly over the body-contacting layer and act as thermal and mechanical barriers. The combination of such layers allows maintaining relatively high perspiration transmission and evaporation, and substantially good thermal and mechanical properties.

This invention belongs to the field of special protective materials technology, specifically disclosing an intrinsically flame-retardant, highly absorbent, breathable, and toxic-resistant composite fabric, its preparation method, and its application. The composite fabric comprises, from top to bottom, a top layer, a middle layer, and a bottom layer. The top and bottom layers are both intrinsically flame-retardant aramid fabrics, and the middle layer is an activated carbon fiber fabric. The top and middle layers, and the middle and bottom layers, are bonded together by hot-pressing with adhesives. This invention utilizes the aforementioned intrinsically flame-retardant, highly absorbent, breathable, and toxic-resistant composite fabric, its preparation method, and its application. This composite fabric is a sandwich-structured composite fabric with intrinsic flame retardancy, high absorbency, breathability, long-lasting chemical protection, and excellent washability. Due to its comprehensive performance advantages, this composite fabric can be widely used in various high-risk work scenarios where there is an exposure risk of toxic and harmful gases.

A method of using an apparel power system is disclosed. The method uses an apparel accessory to be powered and an apparel adaptor to create an electrical contact between a vehicle and the apparel accessory. The apparel power system provides a source of electrical energy for electrically powered accessories attached or integrated to the apparel accessory worn by the user of the vehicle without requiring the use of wires and plugs connections between the user and the vehicle. Contact between connecting elements of each of the apparel accessory, apparel adaptor and vehicle allow the electrical power to be transmitted between the vehicle to the apparel accessory and thereof the electrically powered accessories.

Flame resistant fabrics formed with fiber blends that provide the requisite flame and thermal protection but that have improved durability. In some embodiments this is accomplished with the use of fiber blends that include relatively large percentages of FR nylon fibers in combination with cellulosic and inherently flame resistant fibers.

The utility model relates to fire -fighting clothing technical field discloses a kind of fire -fighting clothing with temperature and humidity response function, the front surface of fire -fighting clothing coat is provided with second storage bag, the front surface of second storage bag is integrally provided with connecting band, and the upper surface of second storage bag is below the second opening of connecting band, the front surface of second storage bag is provided with first opening, and the inside of second storage bag is also provided with temperature and humidity sensor, the rear surface of connecting band is provided with first adhesive layer, the front surface of second storage bag is provided with second adhesive layer;The front surface of fire -fighting clothing coat is provided with first storage bag in the front of second storage bag.The utility model is provided with second storage bag, first opening, temperature and humidity sensor, connecting band, first adhesive layer, second opening and second adhesive layer, so that the purpose of temperature and humidity sensor is monitored external temperature and humidity through first opening.

The application discloses a fire emergency escape function protective clothing, which comprises a protective clothing made of flame-retardant material, a protective cap integrally connected to the upper portion of the protective clothing, a smoke mask arranged at the front portion of the protective cap, a water bag arranged at the top of the protective cap, a water inlet end of a water guide pipeline arranged on the protective cap and communicated with the water bag, and a plurality of capillary drainage holes arranged on the water guide pipeline and distributed on the profile portions on the two sides of the smoke mask.

Systems, apparatus, and methods for providing cooling and / or heating to a body part that can be particularly effective athletic performance enhancement, medical therapy, or outdoor recreational activities, providing personalized temperature control and comfort, and relief from adverse effects arising from chemotherapy treatments.