18results about How to "Improve fire extinguishing efficiency" patented technology

This utility model discloses a tunnel fire-fighting foam liquid filling system, belonging to the field of fire-fighting equipment technology. It includes several fire boxes, a foam liquid filling vehicle, and a monitoring center. Both the fire boxes and the foam liquid filling vehicle are networked with the monitoring center to achieve data exchange. Specifically, each fire box contains a foam liquid storage tank and a first control device. The foam liquid storage tank is equipped with a first liquid level sensor, a solenoid valve, a variable frequency delivery pump, and a first flow meter. A flow regulating valve and a second flow meter are installed on the pressure water pipe. All components are connected to the first control device. The foam liquid filling vehicle contains a foam liquid storage tank, a variable frequency high-pressure pump, a battery, a third flow meter, and a second control device. Both the first and second control devices are connected to the monitoring center. This utility model provides a highly efficient, intelligent, and easy-to-maintain tunnel fire-fighting foam liquid filling system.

This utility model discloses an intelligent fire extinguishing system for switchgear, including a switchgear body, a drive chamber at the upper end of the switchgear body, a fire extinguishing chamber at the rear end of the switchgear body, and a fire extinguishing mechanism. The fire extinguishing mechanism includes a telescopic column, a fire extinguishing pipe, nozzles, a rotating drum, and a corrugated pipe. The fixed end of the telescopic column is fixedly connected to the right end of the top wall of the switchgear body, and the telescopic end of the telescopic column is fixedly connected to the right end of the upper surface of the fire extinguishing pipe. The fire extinguishing pipe has evenly distributed nozzles inside. The rotating drum is rotatably connected to the rear end of the switchgear body, and the front end of the rotating drum is connected to the left end of the fire extinguishing pipe through a corrugated pipe. A controller is provided at the front end of the drive chamber, and the input end of the controller is electrically connected to an external power source. This intelligent fire extinguishing system for switchgear can achieve precise fire extinguishing of the fire area, effectively improving the fire extinguishing efficiency of the intelligent fire extinguishing system for switchgear.

This invention belongs to the field of fire extinguishing materials and their preparation technology, and provides a fire extinguishing microcapsule and its microfluidic controllable preparation method. The preparation method is characterized by the following steps: (1) preparing fluids of each phase, (2) preparing a dual emulsion using a microfluidic device, (3) collecting and sealing the dual emulsion in a collection container, controlling the axis of the collection container to be horizontal, and controlling the collection container to rotate around its axis for 1 to 15 minutes, applying light to solidify the outer shell of the dual emulsion droplets while maintaining the rotation of the collection container, cleaning, and drying to obtain the final product. The fire extinguishing microcapsule prepared by this method consists of an outer shell and a liquid fluorine-containing fire extinguishing agent encapsulated within the outer shell. The outer shell of the fire extinguishing microcapsule has a uniform thickness, and the eccentricity between the outer shell and the core is less than 0.1. The method of this invention can achieve precise customization of fire extinguishing microcapsules according to the differentiated fire characteristics of different application scenarios, and can improve the concentricity between the core and the outer shell of existing fire extinguishing microcapsules.

This utility model discloses a fire sprinkler head, including a mounting base with a central opening, a threaded mounting head at the top for connecting to a fire pipeline, and a vertically mounted thermosensitive glass tube at the bottom, the top of which abuts against a rubber plug inside the mounting base. A protective sleeve surrounds the thermosensitive glass tube, the top of which is fixed to the bottom of the mounting base, and multiple water outlets are evenly distributed at the bottom. A heat-conducting metal rod is fixed at the bottom, its top abutting against the thermosensitive glass tube for sensing external temperature. The top of the heat-conducting metal rod has a limiting groove adapted to the bottom of the thermosensitive glass tube. The bottom of the protective sleeve is arc-shaped, with the water outlets evenly arranged and spreading out along the arc surface to optimize the water spray effect. A filter screen is horizontally mounted inside the protective sleeve to intercept debris after the thermosensitive glass tube breaks, preventing blockage of the water outlets. This sprinkler head protects the thermosensitive glass tube during daily use and can quickly break and spray water to extinguish fires, improving fire extinguishing efficiency and possessing high practical value.

This utility model discloses an inspection robot suitable for centralized parking areas of electric bicycles, specifically relating to the field of electric bicycle inspection equipment. It includes a base plate, with a fence fixedly connected to the upper part of the base plate. A bracket is fixedly connected to the upper side of the fence, and three electric slide rails are connected to the lower side of the brackets. The inspection robot is slidably connected to the lower side of the middle electric slide rail, and fire-fighting components are slidably connected to the lower sides of the two side electric slide rails. This utility model's inspection robot, suitable for centralized parking areas of electric bicycles, can move back and forth on the upper side of the bicycle shed to monitor for illegal charging and fires, replacing manual inspections and achieving 24 / 7 intelligent monitoring. The designed fire-fighting components can provide early warning when the inspection robot detects hidden hazards such as battery overheating or aging wiring, and move a fire extinguisher to the fire point to extinguish it, preventing a small fire from escalating into a major disaster.

This utility model discloses an aerosol intelligent fire protection system for highway tunnels, comprising several mounting slots evenly arranged on the side wall of the tunnel body. An aerosol fire extinguishing material storage tank is placed in each mounting slot. A first discharge pipe and a second discharge pipe are respectively installed on the side surface of the aerosol fire extinguishing material storage tank. A nozzle is installed at the end of both the first and second discharge pipes. A shape memory alloy valve that opens at high temperatures is installed on the first discharge pipe, and a solenoid valve is installed on the second discharge pipe. The two discharge pipes on the aerosol fire extinguishing material storage tank are respectively equipped with a solenoid valve and a shape memory alloy valve. The solenoid valve can be used for active fire extinguishing, while the shape memory alloy valve can achieve passive fire extinguishing when the solenoid valve fails (power failure, damage), thus improving the reliability of the fire protection system.

The application discloses a storage cabinet and an energy storage device, and relates to the technical field of fire fighting, wherein the storage cabinet comprises a cabinet body and at least one shell assembly, at least one first cavity is arranged in the cabinet body; the shell assembly is arranged in the first cavity, and the inside of the shell assembly is provided with a second cavity for mounting a battery structure; the first end of a first gas flow channel of the shell assembly is communicated with the first cavity, and the second end of the first gas flow channel is communicated with the outside of the cabinet body; a rotatable baffle structure is arranged in the first gas flow channel, and the baffle structure is used for shielding the first gas flow channel; the third end of a second gas flow channel is communicated with the first cavity, and the fourth end of the second gas flow channel is communicated with the inside of the shell assembly; the outer surface of a plugging piece is abutted against the inner wall surface of the second gas flow channel; the battery structure presses the first elastic piece to move the plugging piece towards the second end of the second gas flow channel and form a gap. The technical scheme provided by the application controls the oxygen concentration in the first cavity, so that the fire extinguishing efficiency is improved.

This utility model discloses a fire sprinkler system, including a vehicle shed and sprinkler components. The vehicle shed includes a main frame, supporting horizontal pipes, and a canopy. The canopy is located on top of the main frame, and the supporting horizontal pipes are fixed to the main frame and abut against the bottom of the canopy. The sprinkler components include a sprinkler riser connected to a fire hydrant network and at least one sprinkler branch pipe connected to the sprinkler riser. The sprinkler riser is fixed to the main frame, and the sprinkler branch pipes are located inside the supporting horizontal pipes. Each supporting horizontal pipe has at most one sprinkler branch pipe, and each sprinkler branch pipe has at least one fire sprinkler head passing through the supporting horizontal pipe. This utility model can provide shelter and protection for vehicles while meeting the requirements for efficient fire suppression.

The application relates to the technical field of SFC control cabinet fire prevention, and mainly discloses a pumped storage unit SFC starting control device, which comprises a control cabinet, an electrical control assembly is arranged in the control cabinet, a fire extinguishing assembly, an adjusting piece and a plurality of spray head pieces are arranged on the adjusting piece, the adjusting piece is movably arranged on a mounting frame, the mounting frame is fixed to a cabinet door of the control cabinet, and the spray head pieces are arranged towards the inside of the control cabinet; the device solves the problem that the fire extinguishing spray head of the existing pumped storage unit SFC starting control device cannot accurately cover the high-heat area in the SFC device.

The utility model relates to fire extinguishing equipment technical field discloses a kind of efficient gas fire extinguishing equipment, including bottom plate, the upper surface of the bottom plate is fixedly connected with fire extinguishing agent storage tank, the upper surface of the bottom plate is fixedly connected with support plate, the inside of the support plate is fixedly connected with motor one, the output end of motor one is fixedly provided with connecting frame one, the upper surface of connecting frame one is rotatably connected with connecting frame two, the outer wall of connecting frame two is rotatably connected with injection head, the upper surface of injection head is provided with multiple nozzles, the inside of the support plate is fixedly connected with motor two.In the utility model, the mutual cooperation between support plate, motor one, motor two, connecting frame one, connecting frame two and rotating frame can drive injection head and nozzle to rotate at multiple angles, achieve the effect that fire extinguishing agent can cover a large area uniformly, compared with traditional fixed injection mode, fire extinguishing efficiency is improved significantly, and different scale, position fire can be effectively extinguished.

The utility model relates to an integrated pump house, including the casing, still include first variable frequency water pump, second variable frequency water pump and four water supply pipes, first variable frequency water pump, second variable frequency water pump and each water supply pipe can be dismantled and installed in the casing, two water supply pipes are connected respectively at the water inlet and water outlet of first variable frequency water pump, and the other two water supply pipes are connected respectively at the water inlet and water outlet of second variable frequency water pump. The utility model discloses through first variable frequency water pump, second variable frequency water pump and four water supply pipes can dismantle and install in the casing, can be according to the need flexible replacement each component, and it is convenient to maintain, and each component is integrated in a casing, can be carried to any position as a whole, has improved the portability of this integrated pump house, then utilizes variable frequency water pump to lift water to a certain pressure and sprays, only needs to move this integrated pump house to the fire condition, and can spray water and extinguish fire after connecting the external water pipe and opening the water supply pipe, is convenient to use, and has improved the fire extinguishing efficiency.

This invention relates to the field of unmanned aerial vehicle (UAV) equipment technology, and discloses a police firefighting UAV, including a UAV body, a material box fixed to the bottom of the UAV body, a frame installed in the material box, and arc-shaped material storage channels fixed on opposite sides of the frame. The outlets of the two material storage channels are connected one-to-one with two discharge baffles in an intermittent feeding device. Each discharge baffle has an outlet 1 on its bottom plate, and two discharge baffles below the outlet 1 are arranged to open and close the outlet 1. The bottom surfaces of both outlet 1 are connected to a drop channel, and the two drop channels are connected and have an outlet 2 at the bottom. This invention has the following advantages and effects: multiple fire extinguishing balls can be placed in the two material storage channels, increasing the UAV's material storage capacity and improving the UAV's utilization efficiency; the intermittent feeding device can control the sequential feeding of fire extinguishing balls in the two material storage channels, ensuring that the fire extinguishing balls are fed sequentially for fire extinguishing and improving the fire extinguishing effect.

The utility model discloses a high-pressure water mist spray head which comprises a hollow spray head shell and a nozzle, and a filter screen assembly is detachably connected in the spray head shell. The filter screen assembly is composed of a coarse filter screen and a fine filter screen which are sequentially arranged in the water flow direction and fixedly connected, the fine filter screen is located in the coarse filter screen, the coarse filter screen comprises a top filter screen and a side ring filter screen, and a first ring groove is formed between the side ring filter screen and the inner wall of the spray head shell. During working, primary filtration is performed by the coarse filter screen, impurities are accumulated in the first ring groove, secondary fine filtration is performed by the fine filter screen, and the blocking risk is reduced. The spray head solves the problems that a filter screen of a traditional spray head is easy to block and high in maintenance cost through a graded filtering and impurity collecting structure, ensures the stable spraying effect, is simple in structure, easy to disassemble and convenient to maintain, and effectively improves the applicability and reliability of the spray head in different water quality environments.

The utility model relates to the technical field of fire fighting equipment, in particular to movable fire fighting equipment which comprises a bottom plate, a scissor lifting frame is arranged at the top of the bottom plate, a fixing plate is further arranged at the top of the scissor lifting frame, and a water tank, a fixing shell, a rack, a half gear and a spray head are arranged at the top of the fixing plate through a mounting shell. The half gear is meshed with the rack, and the nozzle is connected with the water tank through a pump machine and a water pipe. According to the device, a threaded rod is driven to rotate through a driving motor, the height of a fixing plate can be easily adjusted by combining a connecting structure of a scissor lifting frame and the fixing plate, and then the height of a spray head is adjusted so as to meet the fire extinguishing requirements of fire scenes with different heights, and meanwhile a servo motor drives a worm to rotate, drives a worm gear and a screw to rotate and enables a rack to move; and the meshing relationship between the rack and the half gear is utilized to drive the nozzle to rotate, so that the spraying angle of the nozzle is flexibly adjusted, and the spraying range is expanded.

The utility model discloses a fire-fighting pipeline with automatic exhaust function relates to pipeline exhaust technical field. The utility model discloses a fire-fighting pipeline, the fire-fighting pipeline left side is provided with the drain valve, it further includes: exhaust mechanism, exhaust mechanism sets up at the outer surface of fire-fighting pipeline, exhaust mechanism is used to carry out exhaust to fire-fighting pipeline inside, filter mechanism, filter mechanism sets up at the left side of exhaust mechanism, filter mechanism is used to filter the water in fire-fighting pipeline inside. The utility model discloses an exhaust mechanism is set up, specifically is water flow to push the air in fire-fighting pipeline, and the gas is preferentially discharged in protective housing because of the water pressure difference of both sides, and a small amount of water is discharged with the gas, and the float ball is moved up by buoyancy, and drives the sealing assembly to close the exhaust passage, prevents water from continuing to flow out, and the water level drops after the drain valve is closed, and the float ball is moved down, and the exhaust passage is reopened, and the automatic exhaust is completed, which guarantees the water flow efficiency and saves manual operation.

The application discloses a kind of unmanned plane fire identification positioning and rapid control method and system under photovoltaic scene, belong to unmanned plane intelligent inspection and fire control field.Adopt multi-rotor unmanned plane, integrate visible light / infrared camera, adaptive fire extinguishing device and dual-mode communication module, cruise according to preset route;Adopt improved YOLO11 algorithm (embedded coordinate attention mechanism), realize multi-source image double-channel detection, false alarm rate is reduced to 3.8% from 12.3%.After suspected fire is confirmed by radio / 5G back to ground, fire point positioning algorithm calculates fire source coordinates, area and height;Unmanned plane is configured fire extinguishing bomb / high pressure water gun according to component spacing, combined with fire source feature calculation best point position extinguishing, real-time back data forms closed loop.The application realizes photovoltaic fire early detection, accurate positioning, fast disposal, and improves the level of safety protection.

This invention provides an intelligent fire extinguishing system for a shaft boring machine (TBM), comprising a fire detection and sensing unit, a TBM equipment status sensing unit, an intelligent fire control center, a fire extinguishing execution unit, a remote data transmission unit, a lighting and alarm unit, and a power management unit. The fire detection and sensing unit and the TBM equipment status sensing unit are electrically connected to the remote data transmission unit, which is electrically connected to the intelligent fire control center. The intelligent fire control center is electrically connected to the fire extinguishing execution unit and the lighting and alarm unit. The power management unit supplies power to the entire system. This invention aims to solve the problems of slow response speed, poor fire extinguishing effect, lack of intelligence, and insufficient safety in existing shaft boring machine fire protection systems, in order to meet the safety requirements of pumped storage power station tunnel projects.