219 results about "Firefighting" patented technology

The invention discloses a cabin multi-dimensional fire simulation method and system for fire personnel training, and the method comprises the steps: carrying out the modeling of a cabin, generating a digital twinborn body of the cabin, carrying out the initialization, and constructing a thermal fluid dynamic field, the digital twinborn body comprises a cabin geometric structure, a combustible material distribution condition and a linkage control interface of fire fighting equipment, and the cabin geometric structure is divided into a plurality of grids; fire information is obtained in real time through a sensor arranged in a cabin and mapped to the corresponding position of the digital twinborn body, a dynamic fire evolution cognitive model used for describing dynamic fire evolution is set, and the dynamic fire evolution cognitive model comprises a thermochemical reaction potential operator and a space coupling operator of flame propagation; and simulating the combustion condition of each grid through a dynamic fire evolution cognitive model, generating a final digital twinborn body, mapping the final digital twinborn body to virtual reality equipment, and completing fire training in a cabin by a user through the virtual reality equipment.

To provide a cooling system for a firefighting robot that maximizes the efficiency of water spraying activities while ensuring continuous operation in high-temperature environments. [Solution] The robot comprises a water supply unit that receives water supplied from an external water source, a water flow distribution means that distributes the water supplied from the water supply unit for water spraying and cooling, a water discharge means that discharges the distributed water for water spraying toward the fire site, a cooling circulation circuit that circulates the distributed cooling water to heat-generating components inside the robot, a flow control means that controls the flow rate ratio for water spraying and cooling in the water flow distribution means, a temperature sensor that detects the internal temperature of the robot, and a control device that controls the flow control means based on a signal from the temperature sensor.

A fire early warning method based on multi-source information fusion, a system, and a medium. The method comprises single vehicle model training, model deployment, fire risk assessment, BIM display and anomaly information notification. In the fire early warning method based on multi-source information fusion, the system, and the medium, a vehicle temperature fault mode can be quickly and accurately identified by performing deep fusion and model training on image and location and temperature information of the vehicle, thereby improving the accuracy of fire early warning; and multi-source information is acquired in real time, such that when over temperature occurs in the vehicle, workers can quickly localize the vehicle and the vicinity thereof, so that measures can be taken promptly for the over-temperature vehicle, thereby preventing the occurrence of fires or reducing the severity of fire damage, and providing strong support for fire prevention and control work. By establishing a bridge BIM model, a bridge fire risk map is displayed on a display device or a user terminal, and a command department, workers and drivers can quickly ascertain information regarding the location, cause, severity, and vehicle density of a current bridge fire by means of the bridge fire risk map; the system has high environment adaptability, fire risk assessment can be carried out in different environments, the decision-making efficiency of the command department is improved, the workers can quickly arrive at a rescue site to carry out firefighting and rescue operations, and drivers in low-risk areas can quickly evacuate from the bridge or assist the workers in evacuating others, thereby reducing casualties and economic losses caused by fires as much as possible.

The invention relates to an unmanned aerial vehicle control method, system and device for high-rise fire extinguishing and a medium. According to the method, a height-lift mapping model is constructed before a task, and a cooperative controller and a state observer are initialized, so that a foundation is laid for real-time control; during operation, a reference lift is obtained according to a real-time flight height query model, meanwhile, the dynamic resistance loss of a pipeline is estimated by using a state observer, and the reference lift and the dynamic resistance loss are fused to generate an accurate dynamic demand lift; and with the above as a target, a pump rotating speed instruction is output through a feedforward-feedback algorithm, pump power consumption is predicted synchronously, real-time flight power consumption is combined, power distribution is optimized and solved by a cooperative controller, and finally a coordination instruction is generated. Therefore, in the continuous change process of the flight height, accurate maintenance of the fire extinguishing lift and dynamic optimal distribution of flight and pumping power energy are achieved, and the problems of lift pressure self-adaptive regulation and control and airborne energy competition in high-rise fire extinguishing are effectively solved.

This invention discloses a forestry safety protection system and its safety management method, relating to the field of forestry safety protection technology. To enable real-time adjustment of the spray angle during firefighting, the system includes a control center, a water supply module, and multiple forestry safety protection devices. Each device includes a base and a control room, with a control unit connected to the control center via signal transmission. The method includes the following steps: installing the forestry safety protection device at a designated location; and monitoring the presence of fire in real-time using a camera module. During firefighting, the adjusting motor drives the adjusting stud to rotate, which, guided by the guide column, raises and lowers the lifting seat. Because the support column is fixed, the angle of the adjusting arm changes during the lifting seat's movement, based on the limiting effect of the support column, thereby altering the spray angle of the nozzle to meet firefighting requirements and improving reliability.

The utility model relates to the technical field of fire-fighting robots, and discloses a lifting holder device of a portable fire-fighting robot, which comprises a robot body, the top of the robot body is provided with a rotating seat, the top of the rotating seat is provided with a lifting assembly for lifting, the top of the lifting assembly is fixedly provided with a mounting seat, and the mounting seat is fixedly provided with a fixing seat. A camera is mounted at the top of the mounting seat, a movable groove is formed in the front end of the mounting seat, and a mirror surface cleaning assembly used for cleaning a mirror surface at the front end of the camera is arranged on the bottom side of the front end of the mounting seat; the crank rotates to drive the rotating column to extrude the inner wall of the concentric-square-shaped frame, so that the concentric-square-shaped frame slides back and forth along with rotation of the crank, the rack plate is driven to slide back and forth along the interior of the guide rail, the gear is driven to rotate back and forth, the rotating plate is driven to swing back and forth through the rotating shaft, and the cleaning brush is driven to wipe and clean the mirror surface of the camera back and forth. And the detection definition reduction caused by the adhesion of particulate matters such as dense smoke is avoided.

The embodiment of the invention provides energy storage equipment, and relates to the technical field of energy storage. The energy storage equipment comprises a box body, a plurality of battery packs, a battery rack and a drain valve, a first drainage hole is formed in the bottom wall of the battery rack, the drain valve is arranged at the first drainage hole, the bottom wall is a drainage boundary determined by the battery rack, the drainage boundary is clear, the drainage performance of the energy storage equipment can be effectively improved, and the risk that condensed water is accumulated to corrode batteries and the battery rack is reduced. And the drain valve is designed to be closed when bearing the liquid with the weight larger than the preset range, when fire fighting is conducted on the energy storage equipment, the amount of the fire fighting liquid discharged out of the energy storage equipment can be reduced, the fire fighting liquid is accumulated in the energy storage equipment, and immersed fire fighting is achieved. In addition, the drainage valve is closed when bearing the liquid with the weight smaller than the preset range, and the possibility that the drainage valve frequently drains water when the liquid amount is small can be reduced.

An intelligent fire detection and automatic fire extinguishing device in an electric bicycle parking and charging place comprises three sets of management and fire extinguishing systems, firstly, a smoke sensor senses flames, and the flames are analyzed by an industrial computer and then are controlled to start a water pump; secondly, after the camera shoots flames, data are transmitted to the cloud platform, and people are informed of fire fighting; and thirdly, a mercury type automatic spray thrower is installed to automatically extinguish fire after sensing the temperature. The spraying system adopts double-way water supply of a fire-fighting pipe system and a water tank to ensure the supply of a water source, and ensures that fire extinguishing is not influenced under the condition that the fire-fighting pipe system breaks down. The intelligent fire detection and automatic fire extinguishing device is diversified in use and fire extinguishing modes, mechanical control and manual control are simultaneously carried out, double water sources are adopted for water supply, the fire extinguishing probability is greatly improved, and the device is suitable for wide application and popularization.

This invention relates to the field of robotics, specifically to a firefighting robot. The robot includes a main body with moving mechanisms mounted on both sides, a drive mechanism installed inside one end of the main body, and a cooling mechanism installed on the inner bottom side of the other end. The coordination of the moving and shock-absorbing mechanisms facilitates the robot's movement across different terrains. The drive mechanism provides stable and powerful propulsion for the moving mechanisms, enabling them to carry firefighting equipment and conduct firefighting operations. The identification mechanism facilitates the collection of environmental data, thereby controlling the moving and firefighting mechanisms to perform on-site firefighting operations. The cooling mechanism, when the firefighting equipment is in operation, cools the inside of the robot, ensuring the normal operation of the identification mechanism and simultaneously spraying water to cool the ground.

This invention discloses an assisted firefighting method and system based on UAV information and image processing technology. The method includes: step S1, using a UAV equipped with preset equipment to collect images of a fire scene; step S2, performing smoke removal preprocessing on the fire scene images to obtain a preprocessed image; step S3, performing target detection on the preprocessed image to obtain a target detection result; step S4, performing visual target localization at the fire scene based on the UAV's gimbal pose information and the target detection result; and step S5, using the target detection result and the visual target localization to assist in the scheduling of firefighting resources, thus completing the assisted firefighting based on UAV information and image processing technology. The improved YOLOv8 model is used to perform target detection on the preprocessed image. Based on the camera imaging principle, and combining the target detection result with the UAV's monocular gimbal sensor data, the fire source target is three-dimensionally located to assist in the scheduling of firefighting resources.

1. Name of the product in this design: Composite Infrared Thermal Imager for Firefighting. 2. Purpose of this design: To measure the surface temperature of an object without contact. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A fluid delivery attachment device for heavy equipment vehicles is disclosed. The device includes a water tank and nozzles mounted at opposite ends of a rigid frame. The frame is configured to attach to the undercarriage of a heavy equipment vehicle, such as an excavator. Because the nozzles are not mounted to the excavator's bucket arm or other tools, the operator can direct water to the work site using a controller located in the vehicle's cab, independent of the bucket or similar tool. The disclosed system eliminates the need for additional personnel in dust suppression, soil compaction, field firefighting, and other operations that typically utilize heavy engineering vehicles.

The invention discloses a glass breaking and fire extinguishing unmanned aerial vehicle system and an operation method, the glass breaking and fire extinguishing unmanned aerial vehicle system comprises a rotor unmanned aerial vehicle and an observing and aiming launching system, and the observing and aiming launching system comprises an automatic holder, a photoelectric pod, a fire control system, a launch canister and a ground control station system. During working, the unmanned aerial vehicle transmits a fire scene image in real time by means of the photoelectric pod, and a target launching position is identified and determined by a ground operator; after the unmanned aerial vehicle arrives at the target area, distance measurement and trajectory calculation are carried out on the target through the photoelectric pod; the automatic holder adjusts the aiming posture according to the resolving result; after the ground control station completes rocket launching time sequence setting, the fire control system controls the launching device to sequentially launch the glass breaking rocket and the fire extinguishing rocket, the glass breaking rocket and the fire extinguishing rocket accurately hit the core area of the fire scene, and fire suppression is achieved. The unmanned rotorcraft is used as a carrying platform, an observing, aiming and launching system is integrated, and the unmanned rotorcraft has multiple functions of target distance measurement, trajectory calculation, impact point superposition and rocket detection and launching and is suitable for complex fire scene environments such as high-rise buildings.

The invention includes an air mover device used for fire mitigation and protection. The core component is an air mover unit whose discharge airstream can be positioned using air rudders and / or a directional control assembly to provide air flows in optimum directions and capacity to counter unwanted fire progression or to promote fires in cases of back-burns. Additional support components include a power supply, its fuel source, a speed control mechanism for the air mover, an air mover inlet protective screen, a sparger unit to impart suppressant or retardant into the airstream, balancing feet, a removable nozzle, and instrumentation and controls to ensure function and safety of equipment and personnel. This device can be on a static or mobile platform, towed or self-propelled and can be locally or remotely controlled.

A wind pressure type of haptic firefighting nozzle interface that is interworked with virtual reality (VR) content for virtual firefighting training is provided. The wind pressure type of haptic firefighting nozzle interface includes: a flow controller for adjusting a spraying intensity of water sprayed on the VR content; a stream shaper for adjusting a spray shape according to a radiation angle of the water sprayed on the VR content; and at least one first haptic device for providing haptic feedback corresponding to the spraying intensity and the spraying shape determined according to control through the flow controller and the stream shaper using wind pressure.

The present disclosure relates to the field of firefighting, and particularly to a method for cooling and extinguishing fire by using electrochemical energy storage power station liquid nitrogen and water mist linkage. The extinguishing system used comprises a nitrogen supply device, a nitrogen recovery device, a water supply device and a gas-liquid two-phase flow nozzle; the nitrogen supply device comprises a liquid nitrogen pump, a liquid nitrogen storage tank, a vaporization device, a gas mixing chamber and a pressure boosting device; the nitrogen recovery device comprises a pressure sensor, a nitrogen valve, an air induction device, a rotary separation device, a nitrogen purification device and a cooler; the water supply device comprises a nitrogen branch pipe, a water tank, a water outlet pipe and a water valve; the nitrogen branch pipe is in communication with the top of the water tank; the nozzle is formed with a water channel, a gas phase channel branch pipe and a gas phase channel; the cross-sectional area of the water channel has a trend of first being constant, then decreasing and finally expanding in the water flow direction; the gas phase channel branch pipe is provided with a gas outlet hole; a turbulence protruding part is arranged in the water channel near the gas phase channel branch pipe. The system is green, has high extinguishing efficiency and strong anti-reignition capacity.

The present disclosure relates to a firefighting vehicle hybrid power system, and a firefighting vehicle. The firefighting vehicle hybrid power system comprises: an electricity consumption module (1), comprising a first electric drive assembly (10) and a first electric drive component (11); an electricity supply module (2) configured to provide electrical energy to the electricity consumption module (1), the electricity supply module (2) comprising a range extender (21) and a power battery (22), wherein the range extender (21) is configured to provide electrical energy to the power battery (22); a power distribution unit (3), configured to distribute electrical energy from the electricity supply module (2) to the electricity consumption module (1); and a controller, configured to enable both the range extender (21) and the power battery (22) to directly provide electrical energy to the electricity consumption module (1) when the power demand of the entire firefighting vehicle is greater than a preset power, and to enable only the power battery (22) to directly provide electrical energy to the electricity consumption module (1) when the power demand of the entire firefighting vehicle is not greater than the preset power.

The application discloses a kind of fire-retardant fire-fighting gloves, comprising: glove body, hot debonding adhesive layer and pull ring.Glove body is sequentially stacked from inside to outside and includes inner liner, heat insulation layer and fire-retardant layer;Fire-retardant layer is connected between heat insulation layer by hot debonding adhesive layer, and the preset temperature of hot debonding adhesive layer is lower than the failure temperature of fire-retardant layer;Fire-retardant layer is connected with at least one pull ring, and the fixed end of pull ring is fixedly connected with corresponding fire-retardant layer.Fire-retardant layer is connected between heat insulation layer by hot debonding adhesive layer, and when ambient temperature exceeds preset value, adhesive layer is first debonded, and visible and perceptible changes such as interlayer separation or bulging are generated, so as to send early warning signal to wearer that fire-retardant performance will soon fail.If glove is on fire, the debonded adhesive layer allows the fire-retardant layer to be quickly removed, prevents the flame from spreading to the heat insulation layer, and keeps the heat insulation layer and the inner liner attached to the hand to maintain heat conduction barrier and basic mechanical protection.

In one or more embodiments a system for firefighting may be described. The system may include a tank configured to hold liquid, which may be contained within a plurality of dike walls and having a top end, a plurality of over the top delivery devices configured to dispense water or foam, a plurality of auxiliary delivery devices configured to dispense water or foam, and a connection system. The plurality of over the top delivery devices and the plurality of auxiliary delivery devices may be positioned above the top end of the tank and connected a source of water or foam by the connection system. The connection system may deliver water or foam from outside the plurality of dike walls to inside the plurality of dike walls.

The application relates to the field of firefighting technology, and provides a firefighting engineering robot installation system based on a multi-modal model, which comprises an installation mechanical arm, a task analysis module, a space modeling module, a layout planning module, an action control module and a quality verification module; the task analysis module is used for analyzing an installation task, fusing multi-modal inputs of drawings and BIM models, extracting key information and outputting structured task instructions; the space modeling module performs three-dimensional structure modeling on a construction site to form a space point model, identifies building components and a constructible area, completes high-precision registration of drawing structures and real scenes, and analyzes environmental constraint conditions; the layout planning module generates a firefighting equipment layout scheme on the basis of meeting specification requirements according to the task instructions and the space point model; the action control module converts the layout scheme and the type of installed firefighting equipment into a sequence of action instructions executable by the robot; and the quality verification module automatically detects an installation result.

1. Name of the product in this design: Emergency Rescue Fire Truck. 2. Purpose of this design: for emergency rescue and firefighting. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. The top of this design product is a part that is not easily seen or cannot be seen during use, so the top view is omitted; the bottom of this design product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

A firefighting superstructure device and a fire truck. The firefighting superstructure device comprises: a compartment body (1) configured to store and protect other system modules; a liquid tank (2) configured to store a fire extinguishing agent; a power generation module (3); a mooring cable reel (4) connected to the power generation module (3) and configured to supply power to a ducted fan drone (7); a water pump system (5) configured to discharge the fire extinguishing agent from the liquid tank (2); and a support platform (6) located above the liquid tank (2), wherein the liquid tank (2), the water pump system (5) and the mooring cable reel (4) are arranged in the same length direction of the compartment body (1) and all located below the compartment body (1), the power generation module (3) is located on a side of the mooring cable reel (4), and the compartment body (1) and the support platform (6) form an accommodating space for accommodating the ducted fan drone (7).

The invention discloses a high-rise emergency escape structure, and provides a high-rise fire emergency escape structure for the building industry. On the basis of a conventional infrastructure, an eave is arranged outside a window (4), a fire wall is arranged on the eave or the side face of a balcony, a single-side mechanical unlocking automatic closing fireproof door (3) is arranged on the fire wall, and a platform (5) is arranged outside the single-side mechanical unlocking automatic closing fireproof door (3). A self-folding pedal (2) is arranged on the platform (5), or the self-folding pedal (2) and a rod (1) are directly arranged outside the single-side mechanical unlocking automatic closing fireproof door (3). And the problem that people are difficult to escape after the high-rise residence is on fire can be easily solved in cooperation with the corresponding channel and the fireproof, heat-insulating, smoke-isolating and anti-theft device. Generally, a single person can escape to the ground within seconds. And the casualty rate during high-rise fire can be greatly reduced. And neighbors cooperate with each other, so that more fire-fighting safety channels can be provided. In addition, casualties caused by fire disasters can be greatly reduced by covering the fire source and wrapping the body with the fireproof heat insulation cloth.

This invention provides a method and apparatus for drone-assisted integrated sensing, computing, and communication resource allocation in forest fire fighting, relating to the field of communication technology. The method includes: establishing a drone-assisted ISCC system scenario; constructing a drone-assisted ISCC system model based on the established system scenario; determining the total delay and energy consumption for the drone-assisted ISCC system model to complete its tasks based on the model; constructing an optimization objective for the drone-assisted ISCC system model based on the total delay and energy consumption; constructing an optimization problem for task scheduling and resource allocation within the drone-assisted ISCC system model based on the optimization objective; modeling the optimization problem as a Markov decision process, and using the TD3 algorithm to optimize the task scheduling and resource allocation strategies to obtain the optimal task scheduling and resource allocation scheme. Using this invention can enhance real-time monitoring capabilities of fire situations and improve fire fighting speed and success rate.

1. The name of the design product: water hose laying box (drone fire fighting). 2. The use of the design product: for loading fire fighting water hose, which can combine with the laying of water hose by drone. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

A firefighting vehicle includes a firefighting vehicle body constructed and arranged to perform firefighting operations, a vehicle receiver coupled with the firefighting vehicle body, and a vehicle accessory which includes equipment constructed and arranged to operate while attached to firefighting vehicle body, and an attachment assembly constructed and arranged to attach the equipment to the firefighting vehicle body. The attachment assembly includes a base constructed and arranged to support the equipment and an insert coupled with the base. The insert is constructed and arranged to engage with the vehicle receiver. The attachment assembly further includes an auxiliary receiver coupled with the base. The auxiliary receiver is constructed and arranged to engage with an insert of an auxiliary accessory that is different from the vehicle accessory.

An energy storage apparatus, relating to the technical field of energy storage. The energy storage apparatus comprises an enclosure, a plurality of battery packs, a battery rack and a drainage valve. The bottom wall of the battery rack is provided with a first drainage hole, and the drainage valve is disposed at the first drainage hole; the bottom wall of the battery rack defines a drainage boundary, and the clearly defined drainage boundary can effectively improve the drainage performance of the energy storage apparatus and reduce the risk of condensed water accumulating and corroding the batteries and battery rack. Moreover, the drainage valve is designed to close when subjected to the weight of liquid exceeding a preset range; during firefighting of the energy storage apparatus, the amount of firefighting liquid discharged out of the energy storage apparatus can be reduced, allowing the firefighting liquid to accumulate inside the energy storage apparatus, thereby realizing immersion firefighting. In addition, the drainage valve closing when subjected to the weight of liquid below the preset range can reduce the possibility of frequent drainage by the drainage valve when there is a relatively small amount of liquid.

The utility model provides a composite type double-layer steel roller shutter door, which belongs to the technical field of roller shutter doors and comprises two mounting frames fixed with walls on two sides, driving parts are mounted at the tops of the two mounting frames, a winding roller is arranged between the driving parts, a motor is arranged in the winding roller, and the motor is connected with the mounting frames. The motor and the wind-up roller are in linkage fit through an abutting portion, fan blades are further arranged on the motor, and a roller shutter door is fixed to the lower end of the wind-up roller. The fireproof roller shutter door solves the problems that in the using process of an existing fireproof roller shutter door, when the indoor temperature rises sharply due to indoor fire disasters, the roller shutter door controlled to ascend and descend through a motor is prone to being damaged due to high temperature, and then firefighters cannot open the roller shutter door in time to enter a room for fire fighting; and the disaster situation is more serious.

This invention discloses a mobile firefighting equipment specifically designed for lithium battery fires, comprising an autonomous firefighting robot, a guide hose, and a trailer. Based on multi-sensor data fusion, it achieves automatic fire source identification and location, automatic mapping, autonomous navigation, and automatic firefighting, making it suitable for scenarios requiring rapid response and safe firefighting. The mobile chassis houses an industrial control computer, a GNSS navigation module, a mobile power supply module, and a heat dissipation module. Sensors and signal receiving equipment are located on top of the chassis. A thermal imager identifies the fire source, and combined with lidar and a depth camera, it achieves environmental modeling and autonomous obstacle avoidance in complex fire scenes. The industrial control computer calculates the target pose in real time based on sensor data and controls the high-pressure water cannon to aim at the fire. The trailer integrates a high-pressure water pump to provide continuous firefighting power. This solves the problem of limited perception in dense smoke and high-temperature environments. While ensuring a high water capacity, it enhances the robot's intelligence level and has extremely high practical application value.