61results about How to "Avoid fire accidents" patented technology

The invention discloses a 5182 aluminum alloy tab stock substrate and a production method thereof. The production method comprises the following production processes of: fusion casting, saw cutting, plane milling, heating, hot continuous rolling, six-roller one-pass cold rolling, five-stander fixe-pass continuous rolling, rectifying, coating and shearing, wherein molten aluminum subjected to fusion casting comprises the following chemical components in percentage by mass: 0.10-0.15 percent of Si, 0.23-0.30 percent of Fe, 0.02-0.07 percent of Cu, 0.33-0.40 percent of Mn, 4.45-4.80 percent of Mg, 0.02-0.07 percent of Cr, not more than 0.02 percent of Zn, 0.008-0.02 percent of Ti, not more than 0.02 percent of V, not more than 0.03 percent of each of other impurities, and the balance of Al, wherein the other impurities are not more than 0.15 percent in total; the melting temperature is 740-760 DEG C, the refining temperature is 725-740 DEG C, and the casting temperature is 670-685 DEG C; and the cold rolling process comprises the steps of directly carrying out six-roller one-pass cold rolling on a 3.0-4.5mm hot-rolled blank to reach the thickness of being 1.9-2.9, and then directly carrying out once five-stander cold continuous rolling to reach the finished-product thickness of being 0.28-0.46mm, wherein the total working rate is 89-91 percent. The production method disclosed by the invention ensures that the mechanical property of the5182 aluminum alloy tan stock substrate is stable and qualified and has the advantages of shortening the production flow and improving the production efficiency.

The invention discloses a lithium battery energy storage system cabinet automatic fire extinguishment device and system. The fire extinguishment device comprises an aerosol fire extinguishment system, a water injection fire extinguishment system, an electrical fire detection device, a battery fire detection device and a control system. The electrical fire detection device and the battery fire detection device are both arranged in an energy storage system cabinet. The aerosol fire extinguishment system, the water injection fire extinguishment system, the electrical fire detection device and the battery fire detection device are all connected with the control system. The fire extinguishment system comprises a control system, an aerosol fire extinguishment system, multiple water injection fire extinguishment systems, multiple battery fire detection devices, a water inlet mother pipe, a water outlet mother pipe and multiple battery bins. The liquid immersion type fire extinguishment scheme is adopted, batteries are isolated from air by injecting liquid till the batteries are completely immersed, heat generated by battery faults is rapidly brought away through convective circulation at the same time, combustion inside and outside battery units is fundamentally eliminated, and harm caused by secondary accidents to the system and maintenance personnel is eradicated.

The present invention provides a boiler fly ash calcium-increasing remelting-intrafurnace desulfurizing method and its system. Said method includes the following steps: (1), making the fly ash discharged by boiler be passed through remelting system, then making collection, pressurization and distribution; (2), making the fly ash having need of increasing calcium undergo the process of calcium-increasing treatment; and (3),spraying the calcium-increased fly ash into the furnace cavity to make secondary combustion, remelting and desulfurization. Said system includes boiler coal-feeding belt system, powder-making system, combustor, boiler, dust-remover, boiler blower and stack, etc. Said system also includes a fly ash calcium-increasing system connected with boiler and a fly ash remelting system connected with dust-remover, and the fly ash remelting system is connected with said fly ash calcium-increasing system.

The invention discloses a fire hazard alarm wireless communication base. The fire hazard alarm wireless communication base comprises an antenna and a base housing. The base housing is internally provided with a circuit board and an alarm playing unit. The circuit board is provided with a wireless communication module; the wireless communication module comprises an RF front transceiver, a FLASH memory, a RAM memory and an MCU control unit; and the alarm playing unit comprises a loudspeaker, a vocal chamber, and a voice integration circuit and a power amplifier circuit which are arranged on the circuit board. According to the invention, the fire hazard alarm wireless communication base has an evacuation alarm function and also has the advantages of node signal loss monitoring, low power consumption and long life work period; and through an appearance structural design, the fire hazard alarm wireless communication base can be individually combined with various independent fire hazard trigger members or fire hazard linkage devices and the like to form a wireless fire hazard alarm terminal product, and the fire hazard alarm wireless communication base is an important front part of an ideal wireless fire hazard alarm system and has a wide application value.

The invention discloses a release agent type coating agent in a humid environment. The release agent type coating agent comprises a release agent, a crosslinking agent, a catalyst, an anchoring agent, a moisture scavenger and a solvent, wherein the moisture scavenger comprises a main moisture scavenger and an auxiliary moisture scavenger; and the moisture scavenger is one or more compounds capable of reacting with water at a room temperature, and comprises an organic moisture scavenger and an inorganic moisture scavenger. A preparation method of the release agent type coating agent in the humid environment comprises the following steps: sequentially preparing a release agent diluent, a crosslinking agent diluent, a catalyst diluent, an anchoring agent diluent and a moisture scavenger diluent and mixing with the solvent evenly; and preparing the release agent type coating agent in the humid environment; coating the release agent type coating agent on the surface of a base material; and finally desolventizing and solidifying in a drying oven, so as to avoid sticking of a pressure sensitive adhesive product.

The embodiment of the invention is suitable for the technical field of the Internet of Things, and provides an electric equipment safety early warning monitoring and intelligent control system, methodand device, terminal equipment and a computer readable storage medium. The method comprises the steps that the terminal equipment obtains early warning monitoring information sent by a server; identifying identity information and position information of the electric equipment according to the early warning monitoring information; and early warning monitoring information, identity information andposition information of the electric equipment are displayed, and the early warning monitoring information is information acquired by the controller from the electric equipment, sent to the gateway and sent to the server from the gateway. Visibly, the operation and maintenance personnel can remotely detect, control and maintain the electric equipment in real time through the early warning monitoring information, the identity information and the position information of the electric equipment displayed by the terminal equipment, so that the operation and maintenance personnel can immediately eliminate faults and hidden dangers without manual inspection, and the effects of avoiding fire accidents and being efficient and energy-saving are achieved.

The invention discloses a bottom sizing agent for a humid environment. The bottom sizing agent comprises a bottom sizing agent, a crosslinking agent, a catalyst, a catalytic promoter, an anchoring agent, a moisture scavenger and a solvent. The preparation method of the bottom sizing agent comprises the following steps: sequentially preparing a bottom sizing agent diluent, a crosslinking agent diluent, a catalyst diluent, an anchoring agent diluent and a moisture scavenger diluent with the solvent evenly, so as to prepare the bottom sizing agent; coating the bottom sizing agent on the surface of a base material; and finally desolventizing and solidifying in a drying oven, so as to coat a pressure sensitive adhesive. Condensate water which is generated by solvent evaporation gradually reacts by adding substances which can react with water at a room temperature to an ordinary bottom sizing agent, but not destroy chemical components of the bottom sizing agent; the coating quality of bottom coating is ensured; a fire accident caused by energy consumption increase and electrostatic accumulation generated by cooling and dehumidifying a bottom coating room is avoided; the variety and amount of the moisture scavenger are changed; and the operational use time of the bottom sizing agent in the humid environment can be adjusted.

The present invention addresses the problem of providing a belt-type grinding device for a metal belt and a belt-type grinding method for the metal belt, which are useful for preventing a fire accident in a grinding operation. This belt-type grinding device is provided with: a rotating grinding belt that grinds the entire surface of a metal belt in a through-plate; a belt reciprocating actuator that reciprocates the grinding belt in the plate width direction of the metal belt; an end detection sensor for detecting the end of the grinding belt in the width direction; and a control unit that uses the sensor output signal of the end detection sensor to generate a control signal for controlling the belt reciprocating actuator.

The invention relates to a briquette drying method. A drying furnace used by the briquette drying method comprises a furnace body, a coal outlet hopper arranged at the bottom of the furnace body, an air channel arranged in the furnace body and a coal channel arranged in the furnace body. The coal channel comprises a longitudinal coal channel and a horizontal coal channel which are communicated with each other, wherein the horizontal coal channel is arranged at the bottom in the furnace body, and the longitudinal coal channel and the air channel are distributed at interval and are arranged above the horizontal coal channel. The air channel is communicated with the horizontal coal channel through a dust exhaust hole, coal rods can previously enter the longitudinal coal channel through the top of the drying furnace and then slowly move downwards along the longitudinal coal channel to enter the horizontal coal channel, the coal rods is in contact with hot air to exchange heat with the hot air in a moving-downwards process, and finally the coal rods can move downwards to a tray to be vibrated and discharged by a vibrator. The drying furnace can automatically exhaust dust, is small in heat loss in exhausting dust, effectively solves the problem that dust accumulation in air channel, guarantees even distribution of the hot air and is high in heat utilization rate. Meanwhile, the drying furnace solves the problems of coal accumulation, fire caused by overhigh negative pressure and uneven coal output quantity.

The invention discloses a cigarette lighter with an electric heating unit easy to replace. The cigarette lighter comprise a shell and a cover, and a middle frame, a circuit board, a battery, a switch, the electric heating unit and an electric heating unit cover are installed in the shell and the cover; a socket for allowing the electric heating unit to insert is formed in the middle frame; the electric heating unit comprises an electric heating part, an electric heating circuit board electrically connected with the electric heating part, an insulating sheet and a housing, the electric heating part, the electric heating circuit board and the insulating sheet are sequentially installed in the housing in a sandwich structure to form an integral structure, a through hole for allowing local of the electric heating part to be exposed is formed in the housing, and the electric heating circuit board is inserted into the socket through the extension end exposed out of the housing and matched with an insertion groove formed in the circuit board through a contact pin to form close insertion fitting; the electric heating unit cover is provided with an installation cavity for allowing the electric heating unit to slide in and a cigarette lighting opening corresponding to the electric heating part, and the electric heating unit cover is attracted to the middle frame through magnetic sheets. The cigarette lighter has the advantages of being stable in electrical contact, firm in installation structure, easy, convenient and rapid to disassemble and replace and the like.