1815 results about "Firefighting" patented technology

The present invention provides a wireless ad hoc network suitable for sharing data on a peer-to-peer basis between nodes, some of which may be aircraft, having a terminal device comprising a wireless communications transceiver, a sensor, and a computing device. Multiple hops between nodes maximize range of the network. In addition, architectures for terminal devices allow for use of a wide variety of wireless communications transceivers and sensors, without affecting applications that use the network. Such invention may include, among others, a fire fighting application allowing different aircraft to co-ordinate firefighting activities by using shared fire and positional data for aircraft.

A tethered unmanned aerial vehicle firefighting system includes a firefighting drone, a lifting drone and a tether line coupling the firefighting drone to a control station through the lifting drone. The control station includes a control unit for controlling the firefighting drone and the lifting drone, a fire retardant supply, a pump coupled to the fire retardant supply, and a power supply. The tether line includes a power line coupling the power source to and powering the firefighting drone and a fire retardant hose coupled between the pump and a nozzle carried by the firefighting drone. A lifting tower hold the tether from the control station at a height above ground level, and the lifting drone maintains the tether above obstruction for the firefighter drone. The firefighter drone disperses fire retardant from the nozzle for firefighting purposes and with a substantially unlimited supply of retardant and power.

The proposed invention is an indoor firefighting robot which has the capability to climb stairs and negotiate several types of floor materials inside buildings. it can withstand very high temperature up to 700 Celsius for as long as 60 minutes using multiple thermal insulation technique. It can communicate with trapped and injured persons inside the fire scene and can send back video and audio information describing the fire environment inside the building to the controller. It has also an insulated container at the rear with oxygen masks to help victims to breathe safely in the smoke environment in the early stage of the firefighting process. Several of these compact firefighting robots can be launched and can work together inside the room or multiple rooms under fire with assistance of remote control unit. The fire robot can avoid obstacles while trying to rescue injured victims.

A vehicular firefighting system includes a vehicle, a boom pivotally coupled to the vehicle about a horizontal axis and a nozzle pivotally coupled to the boom. In one embodiment, the system includes a linkage having a first end coupled to the nozzle and a second end coupled to the vehicle such that the linkage maintains an orientation of the nozzle as the boom pivots about the horizontal axis. In another embodiment, the boom forms at least one fluid conduit in fluid communication with the nozzle so as to deliver firefighting agent to the nozzle.

Aerial dispersion systems that may be employed to allow rapid and temporary conversion of aircraft for aerial dispersion purposes, such as aerial fire-fighting. The aerial dispersion systems may be implemented using modular components that may be configured for compatibility with conventional cargo loading and unloading systems of modern aircraft, including side-loading cargo systems of wide body passenger and cargo aircraft having high lift capacities. The aerial dispersion systems may be rapidly installed in a large fleet of high capacity aircraft in response to a wildfire or other rapidly-developing emergency such as an oil spill, chemical or biological contamination incident, building or refinery fire, etc. After use, the aircraft of the fleet may be rapidly de-modified and returned to original condition. The aerial dispersion systems may be operated with a fleet of aircraft in a coordinated manner, for example, as part of an aerial firefighting formation having multiple aircraft sharing information and / or common control.

A robot or vehicle locomotes by tumbling. Legs distributed over the surface of the robot individually extend or retract. A control system coordinates the action of the legs to cause the robot to tumble in any direction. A robot using this form of locomotion is highly maneuverable, can climb slopes, and can step over obstacles. It can provide a smooth ride on rugged terrain. A variation can jump into the air and land safely. A variation can be built with as few as six moving parts, can fold to fit into a projectile, and instantly unfold on landing. It may use airbags instead of legs. It can include a video system without moving parts that produces a stable, non-tumbling view of its surroundings while tumbling. It is an ideal remotely operated vehicle for search and rescue, firefighting, or reconnaissance for the military or police.

A firefighting bomblet includes a container having rigid supportive walls that together define a faceted-sphere shape, a cavity disposed inside the container and defined by the walls, and an opening in one of the walls for filling the cavity with a fire retardant. The bomblet can further include a weak seam formed in one of the walls, the weak seam being adapted to be more easily ruptured than the remainder of the walls. A method for aerial firefighting includes the step of dropping at least one of the containers enclosing a fire retardant from an aircraft over a fire.

Mask (2) and headgear (5) have quick release mechanism. In emergency, patient pulls release cord (14) causing mask to fall from face. Can be used for general respiratory care or with a ventilator. Can be used in aviation, mining or firefighting.

The invention relates to a multifunctional firefighting robot which comprises a tracked robot. A rotary device is arranged in the middle of the upper surface of the tracked robot; an adjusting frame is arranged on the upper surface of a rotary shaft of the rotary device; a high pressure nozzle is arranged at the upper end of a first connecting piece of the adjusting frame; an adjusting device is arranged at the lower end of the right end of the high pressure nozzle; an installation plate is arranged at the upper end of the side surface of the high pressure nozzle; a camera is arranged on the side surface of the installation plate; a smoke dispersing device is arranged at the right end of the upper surface of the tracked robot; a temperature detector and a smoke detector are arranged on theleft side surface of the tracked robot; and a heat insulation box is arranged at the left end of the upper surface of the tracked robot. The multifunctional firefighting robot is simple in structure,capable of detecting and feeding back information of temperature and smoke concentration of a fire disaster zone, entering the fire disaster zone for multi-angle fighting fire, and dispersing dense smoke produced after firefighting, convenient for patients to escape, high in safety, diverse in functions, and convenient to use.

The invention relates to an anti-explosion fire reconnaissance firefighting robot which comprises an anti-explosion fire reconnaissance firefighting robot movable base plate, a manipulation control box, an anti-explosion fire water monitor, an anti-explosion reconnaissance assembly, an anti-explosion road condition shooting assembly, an anti-explosion fire hose falling-off assembly and an anti-explosion self-spraying cooling assembly. The movement and safe properties of the fire reconnaissance firefighting robot under the environments of the complex ground and severe disasters are improved; the anti-explosion capacity and the waterproof property of the fire reconnaissance firefighting robot are improved; the loading capacity of the fire reconnaissance firefighting robot is improved; and the tensile capacity, the obstacle crossing ability, the stair climbing capacity and the capacity of passing of a 'unilateral bridge' with the left portion and the right portion being different in height during dragging of a fire hose from the rear portion are improved. It is ensured that when flames burn a fire reconnaissance firefighting robot body or a track, the fire reconnaissance firefightingrobot can still move; and the success self-protection rate during robot withdrawing is increased, the automation degree of the robot is increased, the application range of the fire reconnaissance firefighting robot is enlarged, and the practicability of the fire reconnaissance firefighting robot is improved.

A novel flame retardant and fire extinguishing product for preventing and fighting fires in solid materials is disclosed herein. The product is thixotropic and comprises water, one or more flame retardants, one or more stabilizers, and one or more preservatives. In some embodiments, the product further comprises one or more thickeners, one or more binders, one or more fining agents, one or more firming agents, one or more water retention agents, one or more polymers, one or more detergents, and / or one or more surfactants. The product may be used as a flame retardant to prevent fires and in active firefighting. The product may be biodegradable in a natural environment, may be readily cleaned off equipment and materials using water, and may also provide other features which render it safe for the environment as compared to other commonly used products in fire prevention and firefighting.

The invention relates to a track inspection robot system comprising an inspection robot, a firefighting robot, and a center management platform. The inspection robot consists of a first monitoring unit, a second monitoring unit, and a first communication unit; and the first communication unit is respectively connected with the first monitoring unit and the second monitoring unit. The firefighting robot includes a third monitoring unit, a fire extinguishing apparatus and a second communication unit; and the second communication unit is respectively connected with the third monitoring unit and the fire extinguishing apparatus. The inspection robot is connected with the center management platform by the first communication unit; and the firefighting robot is connected with the central management platform by the second communication platform. The center management platform determines whether a fire disaster exists according to gas information and image information based on analyzing and monitoring, so that real-time monitoring by the staff is not required. When a fire source is found, the firefighting robot is controlled to be started in real time to carry out fire extinguishing processing and there is no need to wait for arriving of the related staff at the site, so that the fire can be dealt with timely and the personal safety of the staff can be prevented from being threatened. And the reliability is high.

A firefighting apparatus is adapted for use in a host aircraft comprising a fuselage defining an interior and an exterior. The firefighting apparatus includes a pressurizeable retardant tank disposed in the interior of the host aircraft, the retardant tank being capable of roll-on and roll-off installation, an ejection tube in fluid communication with the retardant tank, and a door plug for mounting within a fuselage orifice in the host aircraft. The door plug provides for fluid communication of retardant from the retardant tank through the ejection tube to the exterior of the host aircraft. At least one sensor is operably connected to the firefighting apparatus to effect user-discernable data for effecting retardant delivery.

A novel flame retardant and fire extinguishing product for preventing and fighting fires in liquids is disclosed herein. The product comprises water, one or more flame retardants, one or more polymers, one or more surfactants, one or more emulsifiers, one or more preservatives, and one or more firming agents. In some embodiments, the product may further comprise one or more stabilizers, one or more binders, and / or one or more fining agents. The product may be used as a fire extinguishing agent in active firefighting and as a flame retardant to prevent fires. The product may be biodegradable in a natural environment, may be readily cleaned off equipment and materials to which it has been applied using water, and may also provide other features which render it safe for the environment as compared to other commonly used products in fire prevention and firefighting.

The invention discloses an additive for firefighting water, which is formed by the following raw materials by weight percent in a mixing way: 5-10 percent of fluorocarbon surfactant, 40-50 percent of foaming agent, 3-10 percent of penetrating agent, 5-10 percent of fire retardant, 3-5 percent of burn-resistant agent, 5-10 percent of antifreeze agent, 3-5 percent of booster solvent, 0.3-2 percent of pH regulating agent and the remaining percent of purified water. The highly-enriched water additive can be mixed with water by any proportion within 0.1-6 percent, and is suitable for the existing firefighting trucks in the market, novel firefighting trucks and water-based firefighting systems. When in extinguishing Class A fires, only 0.1-0.5 percent of additive is added and good permeability and abundant foam can be produced. Moreover, the additive is suitable for foaming systems and spray equipment. For non-water-soluble Class B fires, the required concentration of the used additive is only one percent and good effect can be reached. For water-soluble Class B fires, the concentration of the used additive is 3-6 percent. The used additive causes no environmental pollution and thereby the additive is environment-friendly.

A universal, fluid transfer, Q-D coupling assembly for connecting water supply hoses to fire-fighter's wild-fire backpack tanks comprising a two or three-part combination: #1) a ⅝″ female member having an axially-slideable detent collar and an internal, spring-biased fluid shut off flap, and #2) a male nozzle / reducer / collar member having a detent engaging groove. A ball valve is connected to element #2, either integral as #2A, or as a separate assembly element #3. Both elements #2 and #3 have a female threaded collar that receives the nominal 1″ male fitting of a garden hose. The parts can be supplied as a kit. Element #2 is a unitary fitting combining a hydraulic-sized, male Q-D nozzle, a reducer section and a standard garden hose-sized, female internally-threaded fixed collar. This element is preferably supplied with an integral ball valve intermediate the reducer portion and the female collar.

A hydraulically propelled drone is provided for delivering firefighting fluid to an elevated location. The drone comprises a housing having a primary inlet configured to receive the distal end of a fire hose, a primary outlet configured to receive the inlet end of a primary nozzle, a central passageway configured to conduct fluid from the primary inlet to the primary outlet, and at least one secondary outlet communicating with the central passageway. At least one lift nozzle communicates with the secondary outlet and is configured to direct fluid in a generally downward direction so as to produce an upward thrust on the drone housing, and at least one valve is contained within the housing and configured to control the flow of said fluid through the primary nozzle and the at least one lift nozzle nozzle.

An airborne vehicle (1, 2, 10) which is equipped with an extinguishant container (12) for mist extinguishing is specified for efficient firefighting. A detonator (18) which is located on the extinguishant container (12) can be detonated via a fuze (19). The detonator (18) is attached to the airborne vehicle (1, 2, 10) such that, on firing the extinguishant which is contained in the extinguishant container (12) produces an extinguishant mist.

The invention discloses a corridor firefighting system based on remote feedback data. The corridor firefighting system is mainly composed of a remote monitoring management center and a monitoring terminal arranged on a corridor monitoring point, wherein the remote monitoring management center and the monitoring terminal transmit data through an Ethernet or a GPRS (General Packet Radio Service) wireless communication network or a 3G wireless communication network; the monitoring terminal comprises a microprocessor, and monitoring equipment, emergency firefighting equipment and an alarm which are connected with the microprocessor; the microprocessor is provided with a wireless communication module and a wired Ethernet interface. The corridor firefighting system is simple in structure, low in layout cost and capable of early warning and carrying out emergency firefighting.

The invention discloses a fiber and silicon dioxide aerogel composite heat insulation material and a preparation method thereof. The fiber and silicon dioxide aerogel composite heat insulation material has thermal conductivity of 0.020 to 0.040W / m.K, porosity of 80 to 90 percent, density of 0.10 to 0.18g / cm<3>, a specific surface area of 800 to 1,000m<2> / g, a hydrophobic angle of 120 to 170 degrees and an aperture distribution of 2 to 50nm. According to the prepared heat insulation material, the thermal property of aerogel is maximally reserved, the mechanical performance of the aerogel is improved, the material has certain strength and toughness, the compressive strength of the material is 0.3 to 5MPa, and the bending strength is 0.5 to 1.5Mpa. A preparation process is simple, short in period, low in equipment cost and safe in production, and the prepared material has high heat insulation performance, has the advantages of low thermal conductivity, low density, environment friendliness, safety, nontoxicity, flame retardancy, anticorrosion and the like compared with an ordinary inorganic heat-preservation material, and can be applied to a heat insulation material for pipeline transportation, a firefighting material and the like.

The invention discloses a track firefighting robot. The track firefighting robot comprises a chassis, a left track, a right track, a driving assembly, a remote controller and a circuit part, and is characterized in that a top plate is arranged above the chassis; a transfer pipe is arranged on the top plate; a fire hose butt joint port is formed in the back end of the chassis; a spraying head is fixed on an upper port of the transfer pipe; the top plate is fixed with a horizontal rotating motor for driving the transfer pipe to rotate in the horizontal plane; the transfer pipe is fixed with a pitching motion motor for driving the spraying head to perform pitching rotation; and the spraying head is provided with a water spraying state selecting motor for adjusting a water column state. The track firefighting robot can replace firefighters to spray water for extinguishing near a fire scene, reduces the working danger of the firefighters, largely relieves the working danger and the physical loss of the firefighters, facilitates quick fire extinguishing, and facilitates protection of life safety of the firefighters to the greatest extent.

The present invention relates to water-in-oil polymer dispersions comprising of a continuous organic phase and therein finely dispersed and cross-linked, water-swellable polymerizates, where these have a residual monomer content of less than 1,000 ppm. The present invention relates further to a process for the production of polymer dispersions according to the invention. In addition, the present invention relates to devices for fire prevention and firefighting and to the use of the polymer dispersions according to the invention.

A vehicular firefighting system includes a vehicle, a boom pivotally coupled to the vehicle about a horizontal axis and a nozzle pivotally coupled to the boom. In one embodiment, the system includes a linkage having a first end coupled to the nozzle and a second end coupled to the vehicle such that the linkage maintains an orientation of the nozzle as the boom pivots about the horizontal axis. In another embodiment, the boom forms at least one fluid conduit in fluid communication with the nozzle so as to deliver firefighting agent to the nozzle.

Airborne fire fighting system comprising a helicopter and a pair of tiltable jet engines where the exhaust can be directed at the fire under the control of the pilot or other fire fighting crew. AFFS comprises a rotor-powered craft, fitted internally with a jet engine collinear to the length of the fuselage which has an air intake projecting through the rear of the fuselage. The jet exhaust escapes through a vector able orifice, protruding through the floor of the fuselage of the airborne firefighting platform. The jet exhaust impacts the ground in front of an advancing firewall and bounces through the firewall, extinguishing that segment of the fire. The system can also be used is to disperse snow and ice. The jet engine may also be removed and a smaller jet engine affixed with hydraulic arms to a wheeled mobile to be loaded into the AFFS and delivered to a fire zone where it can used to extinguish fire by remote control.

A novel flame retardant and fire extinguishing product for preventing and fighting fires in liquids is disclosed herein. The product comprises water, one or more flame retardants, one or more polymers, one or more surfactants, one or more emulsifiers, one or more preservatives, and one or more firming agents. In some embodiments, the product may further comprise one or more stabilizers, one or more binders, and / or one or more fining agents. The product may be used as a fire extinguishing agent in active firefighting and as a flame retardant to prevent fires. The product may be biodegradable in a natural environment, may be readily cleaned off equipment and materials to which it has been applied using water, and may also provide other features which render it safe for the environment as compared to other commonly used products in fire prevention and firefighting.

The invention belongs to the technical field of firefighting infrared detection, in particular a helmet type infrared detection and image transmission processing system. The system mainly comprises a front-end transmission system, a background command system and a relay system which transmit corresponding signals through radio waves. The front-end system integrated on equipment of a fire fighter acquires information in a fire, and transmits the information to the relay system and the background command system through the radio waves; and the background command system analyzes corresponding information to provide intuitive fire date and facilitate rescue deployment. The system has the characteristics of small volume, light weight, convenient carrying and the like, realizes functions of discovering rescue targets on the fire scene, acquisition and radio transmission of audio, video and data, image processing, intelligent analysis, real-time display and the like, accords with the development tendency of light, intelligent, high-efficiency and integrated firefighting equipment, and meets actual firefighting requirement and firefighting army assaulting requirement.