41results about How to "Guarantee fire safety" patented technology

The invention provides a power-driven lift platform carrier vehicle for a steel mill, comprising an engine, a carriage, a hydraulic system with an oil cylinder, at least one cab, an engine control unit, a vehicle-mounted terminal system, a PLC control system and related executive mechanisms; and in the process, data is transmitted by respectively using CAN, MIPI and USB protocol to finish the control of a finished vehicle. The invention has the advantages of having higher driving speed, satisfying logistics operation efficiency in the steel mill, being capable of continuous operation in full load working condition, having compact installation structure of the parts and conforming to the requirement of road boundary line.

The invention provides a high-strength and flame-retardation thermoplastic composite material for a subway tunnel platform. The composite material comprises a component A and 40-60 parts by weight of a component B which is glass fibers, and the component A comprises 100 parts by weight of a thermoplastic resin, 10-20 parts by weight of a flame retardant, 2-5 parts by weight of a flame retardation synergist, 5-10 parts by weight of a flexibilizer and 0.1-1.0 part by weight of an antioxidant. The subway tunnel platform made through using the sheet of the composite material has a high strength, and can guarantee no fracture or collapse in the people walking process. The composite material has a very good flame retardation property and can guarantee the cable safety and the fireproof safety. Compared with steel, the composite sheet has the advantages of light weight, high strength, corrosion resistance, easy replacement and the like. Compared with a thermosetting composite material, the thermoplastic composite material has the advantages of good low temperature toughness, good safety and good reliability. The invention also provides a preparation method of the composite sheet, and the subway tunnel platform using the composite sheet.

The invention discloses a steel structure fire protection design method based on fire heat release rate measurement. The method includes the steps of 1, determining design parameters; 2, measuring heat release rate; 3, calculating the temperature of the outer surface, which plumes rise to, of a fire protective layer of a steel structural member, to be specific, 301, correcting the heat release rate, 302, calculating the temperature of a fire source place, and 303, calculating the temperature of the outer surface of the fire protective layer of the steel structural member; 4, calculating a test section-material comprehensive coefficient; 5, calculating an actual section-material comprehensive coefficient, to be specific, calculating the actual section-material comprehensive coefficient Alpha't according to a similarity relation; and 6, determining a minimum design thickness of the fire protective layer of the steel structural member. The method has the advantages that the steps are simple, the design is reasonable, implementing is convenient, effect is good, and well solved are such problems of the existing methods of calculating thickness of the protective layer of the steel structure that the process includes many steps, calculating time is long, iteration errors are unavoidable, and the influence of an actual fire upon the fire tolerance of the steel structure is not truly reflected.

The invention discloses an environment-friendly high-flame-retardance foaming material for an agricultural pesticide bucket and a preparing method of the environment-friendly high-flame-retardance foaming material. The environment-friendly high-flame-retardance foaming material is prepared from isocyanate and a component material in the mass ratio of 1:0.7. The component material is prepared from, by mass, 35-45 parts of polyester 330, 25-35 parts of polyester 3360, 15-18 parts of polyester 400, 9-12 parts of polyester 400, 2.5-3.5 parts of silicon oil, 1.2-1.8 parts of a catalyst HPF1, 1.0-1.5 parts of a catalyst S20, 3-3.8 parts of water and 33-39 parts of a fire retardant TCPP. By the adoption of the material and the method, the prepared foaming material is high in flame retardant property and not prone to combustion when meeting fire, and thus the fireproof safety and personnel safety are ensured; besides, the prepared agricultural pesticide bucket is very light and capable of meeting the requirement for carrying and moving; due to the fact that environment-friendly raw materials serve as raw materials used for the foaming material, no toxic and harmful substance to the human body is released, and thus the requirement for environment friendliness is met.

The invention discloses an environment-friendly high-flame-resistance polyurethane foaming material for a fender and a preparing method thereof. The polyurethane foaming material is prepared from isocyanate and a combined material by mass ratio of 1:1.8; the combined material is prepared from, by mass, 55-65 parts of polyether 835, 15-18 parts of polyether 10200, 25-35 parts of polyether 10300, 35-40 parts of polyether 8310, 2.5-3.8 parts of silicone oil AK8804, 1.2-1.8 parts of a catalyst HP17, 1-1.5 parts of a catalyst HP50, 3.0-3.3 parts of water and 35-40 parts of fire retardant TCPP. By adopting the material and the method, the prepared foaming material is high in flame resistance and not prone to combustion when catching a fire and ensures fireproof safety of a vehicle and personal safety, in addition, the prepared fender is light in weight and capable of meeting the weight requirement of the vehicle, and no poisonous and harmful substance for the human body is released as the raw materials used in the foaming material are environment-friendly materials.

The invention discloses an environment-friendly and highly-flame-retardant foam material for a goods shelf and a preparation method of the foam material. The foam material is prepared from isocyanate and a composite according to the mass ratio of 1:1.9. The composite is prepared from, by mass, 15-18 parts of polyester, 13-18 parts of polyether 4113, 15-20 parts of polyether 450, 10-20 parts of polyether 403, 2.5-3.0 parts of silicone oil 8807, 55-65 parts of glass fibers, 1.2-1.8 parts of a catalyst DMP-30, 1.3-1.7 parts of an equilibrium catalyst HP-12, 1.1-1.5 parts of a catalyst HP-54, 3-4.5 parts of water and 36-38 parts of fire retardant DMMP. By the adoption of the materials and the method, the prepared foam material is high in flame retardation and not prone to combustion with fire, and therefore fire safety and personal safety are ensured; besides, the goods shelf made of the material is especially high in strength, high in density and capable of meeting the demand for storage of goods of different weights; due to the fact that all the raw materials used for the foam material are environmentally friendly and are matched reasonably, the foam material may not release toxic substances harmful for the human body and meets the environmental protection requirement.

The invention discloses an automatic detecting, positioning and accurate fire extinguishing robot system and a use method. The problem of lag of large warehouse fire response in the prior art is solved, and the automatic detecting, positioning and accurate fire extinguishing robot system and the use method have the beneficial effects that a robot accurately advances to a capture area in time, and the response speed is high. According to the specific scheme, the automatic detecting, positioning and accurate fire extinguishing robot system comprises a robot body, a fire behavior positioning subsystem, an automatic navigation subsystem and a system host, the robot body comprises a chassis, a detecting and fire extinguishing device and a flame detector, the chassis is provided with a walking mechanism, the detecting and fire extinguishing device is rotatably installed on the chassis, and the flame detector is installed on the detecting and fire extinguishing device; the fire behavior positioning subsystem is mounted in a working place of the robot body and used for judging whether a fire behavior is generated or not and positioning the fire behavior position; the automatic navigation subsystem is used for guiding the robot body to move to a fire behavior occurrence position; and the system host is independently and separately connected with the fire behavior positioning subsystem, the automatic navigation subsystem and a controller of the robot body.

The invention provides an energy-saving heat insulation wall, which relates to a building wall and aims at solving the problems that a thin coat plastering heat insulation wall is poor in fire protection, more in wet operations and high in manufacturing cost, has influence to energy conservation, etc. The energy-saving heat insulation wall can be constructed into the following structures: 1, the wall comprises a base layer wall, a prefabricated heat insulation board and an anchor bolt, wherein a protective layer is arranged on the side surface of a heat insulation layer of the prefabricated heat insulation board, the heat insulation layer is connected with the protective layer, the prefabricated heat insulation board is arranged on the side surface of the base layer wall, and the anchor bolt penetrates through the prefabricated heat insulation board, so that the prefabricated heat insulation board is fixed with the base layer wall, or the prefabricated heat insulation board is bonded with the base layer wall by cementing material, or is connected with the base layer wall in a clamping way; 2, the wall comprises a base layer wall, a heat insulation layer, an anchor bolt and a protective layer, wherein the heat insulation layer is arranged on the side surface of the base layer wall, the prefabricated board protection layer is arranged at the outer side of the heat insulation layer, and the anchor bolt penetrates through the prefabricated board protection layer and the heat insulation layer, or the prefabricated board protection layer is connected with the heat insulation layer in a bonding way, so that the prefabricated board protection layer is fixed with the heat insulation layer and the base layer wall. The energy-saving heat insulation wall is fireproof and safe during construction and during long-time application, and is convenient in prefabrication and installation, low in manufacturing cost and good in energy conservation and heat insulation, thus promoting housing industrialization.

The invention discloses an environment-friendly foam material with high flame retardance for shells of agricultural spraying machines and a method for preparing the environment-friendly foam material. The environment-friendly foam material comprises isocyanate and combination materials. A mass ratio of the isocyanate to the combination materials is 1:1.8. The combination materials comprise, by weight, 45-55 parts of polyether 403, 25-35 parts of polyether 635, 15-25 parts of polyether 3450, 10-15 parts of polyether 1500, 15-25 parts of polyether 943, 2.5-3 parts of silicone oil 8804, 1.2-1.4 parts of catalysts HP300, 1-1.5 parts of catalysts HP224, 3.5-4.6 parts of water and 38-42 parts of flame retardants TCEP. The environment-friendly foam material and the method have the advantages that components of the environment-friendly foam material in a formula are reasonably matched with one another, the method is appropriate, accordingly, the environment-friendly foam material prepared by the aid of the method is high in flame-retardant property and is difficult to combust when in contact with fire, and the fireproof safety and the personal safety can be guaranteed; the manufactured shells of the spraying machines are quite light, and carrying and shifting requirements can be met; raw materials for the environment-friendly foam material are environment-friendly raw materials, accordingly, the environment-friendly foam material is free of release of substances which are toxic and harmful for human bodies, and environmental protection requirements can be met.

The invention discloses an aerial garden architecture comprising front courtyards, a back garden and an independent parking space as well as an internal structure of the aerial garden architecture. The aerial garden architecture is characterized in that a vertical traffic core is arranged in the middle of a floor, a two-floor main courtyard defined by three sides and having one opening side is arranged in front of the traffic core, auxiliary courtyards defined by three sides and having one opening side are arranged on left and right sides, multiple main functional units are arranged around themain and auxiliary courtyards, an outwards rising back garden is arranged on external walls of the main functional units, and a completely independent parking space area is arranged behind the traffic core. The aerial garden architecture is provided with systematic configuration of courtyards, the garden and the nearby independent parking space, and green environment, neighborhood communication and life convenience are created; and by reasonable conception and arrangement of position, area, compact degree, technical specifications and engineering difficulty of the courtyards, the garden and the independent parking space, the aerial garden architecture is worthy of the name and becomes a modern garden lifestyle afforded by the general public. The aerial garden architecture can be a resident apartment, an office building and a hotel building.

The invention discloses an environment-friendly high-flame-retardant foaming material for an agricultural water ladle and a preparation method thereof. The environment-friendly high-flame-retardant foaming material is prepared from isocyanate and composition materials according to the mass ratio of 1 to 0.65; the composition materials are prepared from the following concrete ingredients in parts by mass: 35 to 45 parts of polyester 330, 25 to 35 parts of polyester 3350, 9 to 12 parts of polyester 400, 2.5 to 3.5 parts of silicon oil 158, 1.2 to 1.8 parts of catalysts HPF1, 1.0 to 1.5 parts of catalysts S20, 3 to 3.8 parts of water and 33 to 39 parts of flame retardants TCPP. After the use of the materials and the method, the flame-retardant performance of the prepared foaming materials is high; the prepared foaming materials cannot easily combust after meeting fire, so that the fireproof safety and the personnel safety are ensured; in addition, the prepared agricultural water ladle is light in weight, and is convenient to use; raw materials used for the foaming materials are all environment-friendly raw materials, so that substance toxic or harmful to human bodies cannot be released; the environment-friendly requirements are met.

The invention provides an alternating-current low-voltage power distribution cabinet which comprises a power supply box and a power distribution box. The lower surface of the power distribution box is fixedly connected with the left end of the upper surface of a heat conduction plate, a temperature sensor is arranged in the middle of the upper surface of the heat conduction plate, and a fire extinguishing box is arranged at the right end of the upper surface of the heat conduction plate. A direct-current storage battery is arranged on the upper portion of the left side face in the power supply box, a positive electrode end and a negative electrode end are arranged on the right side face of the direct-current storage battery, and a first fixed resistor and a second fixed resistor are connected between the right side face of the positive electrode end and the right side face of the negative electrode end in series. A third fixed resistor is connected in series between the lower side surface of the first fixed resistor and the lower side surface of the large induction coil through a wire; and the upper side surface of the large induction coil is electrically connected with the upper side surface of the second electricity leading sheet through a wire. According to the technical scheme, the technical problems that in the prior art, the direct current-to-alternating current conversion capacity is not achieved, and automatic power-on, automatic fire extinguishing and the like cannot be achieved are effectively solved, and application and popularization are facilitated.

The invention discloses an environment-friendly polyurethane foaming material for a luggage case plate of a spacecraft and a preparation method of the environment-friendly polyurethane foaming material. The environment-friendly polyurethane foaming material for the luggage case plate of the spacecraft is prepared from the following components in parts by mass: isocyanate and a composite material at the ratio of 1 to 1.8, wherein the composite material is prepared from the following components in parts by mass: 35 to 45 parts of polyether 835, 20 to 25 parts of polyether 10200, 35 to 40 parts of polyether 10300, 35 to 40 parts of polyether 8310, 2.5 to 3.0 parts of silicone oil, 1.5 to 1.8 parts of a catalyst HP17, 1.5 to 1.8 parts of a catalyst HP50, 3.0 to 3.3 parts of water and 35 to 40 parts of a flame retardant TCPP (Testosterone Cyclopentylpropionate). By adopting the material and the method, disclosed by the invention, the prepared environment-friendly polyurethane foaming material has a high flame-retarding property and is not easily combusted at high temperature and when meeting fire; furthermore, a prepared luggage case of the spacecraft has very light weight and can be adaptive to weight requirements of the spacecraft; raw materials for preparing the foaming material are environment-friendly raw materials so that substances which are toxic and harmful to human bodies are not released.

The invention discloses a fire-fighting collection and alarm control system based on the Internet of Things, belonging to the technical field of fire-fighting control systems. Including the elevator system control module, the fire door system control module, the water supply system control module and the power distribution box system control module, it is beneficial to this system no matter where you are, as long as you log in to the server IP remotely through a mobile phone, tablet computer, notebook or computer, you can Observe and control the real-time monitoring information on the cloud server to realize the diversification of detection and monitoring. The situation can be accurately fed back to the mobile phone and computer, which improves fire safety, is more intelligent, and has a low failure rate. When a fire occurs, it can be directly Remotely controlled by mobile phone or computer, the elevator system, fire door system, water supply system and power distribution control system can execute instructions in time to ensure the safety of personnel, avoid the spread of fire and reduce the loss caused by fire.

The embodiment of the invention discloses a flame detection method. The method comprises the following steps: acquiring a detection picture; inputting a plurality of detection pictures into a flame detection network to obtain suspected flame areas surrounded by candidate frames on the detection pictures; cutting the detection pictures according to a candidate box, and deforming the detection pictures into suspected flame pictures with the same size; wherein the flame detection network is a two-stage cascaded convolutional network in which a self-varying convolutional layer is added to a candidate region extraction layer; inputting a suspected flame picture into a 3D convolutional network, and extracting spatial features and low-order dynamic features of the suspected flame picture; and inputting the spatial features and the low-order dynamic features into a recurrent neural network, extracting the high-order dynamic features of the suspected flame picture, and judging whether the suspected flame picture has flames or not. Through the flame detection method provided by the embodiment of the invention, flames in the detection picture can be identified more accurately and quickly.

The invention provides a ship fire-fighting system. The ship fire-fighting system comprises a controller, a plurality of storage battery sets arranged in cabins and a battery management unit for controlling all the storage battery sets to be powered on and off, and the cabins where all the storage battery sets are located are provided with fire alarm sensors and spray head assemblies correspondingly; and a water flow pipeline for delivering fresh water to the spray head assemblies is further included, water pumps are arranged on the water flow pipeline, the water inlet end of the water flow pipeline communicates with the fresh water, the water outlet end of the water flow pipeline communicates with the water inlet ends of all the spray head assemblies, control switches for controlling opening and closing of a water flow are arranged in the positions, at the water inlet ends of the spray head assemblies, of the water flow pipeline, and the battery management unit, the fire alarm sensors, the water pumps and the control switches are electrically connected with the controller. The ship fire-fighting system adopting the technical scheme of the invention can conduct fire-fighting control over fault batteries and meanwhile cuts off the fault batteries to solve the fire problem of the fault batteries, and thus the power safety and ship safety of a ship are improved.