56results about How to "Stop the fire" patented technology

The invention discloses a switch cabinet capable of automatically cooling and dehumidifying, and belongs to the field of switch cabinets. The switch cabinet comprises a cabinet body provided with an exhaust tube at the top, a cooling device and a dehumidifying device, wherein the dehumidifying device comprises a gas suction pump, a moisture tube, a dry gas tube and a drying tank, the both ends of the drying tank are detachably connected with the moisture tube and the dry gas tube, the other end of each of the moisture tube and the dry gas tube stretches in the cabinet body, and the moisture tube is connected with the gas suction pump; the cooling device comprises a dry ice production device, a dry ice storage box and a circulation tube, the dry ice production device is communicated with the dry ice storage box through a middle tube, the dry ice storage box is communicated with the dry ice production device through the circulation tube, a temperature sensor, a humidity sensor, a smoke sensor and a gas pressure detector are arranged in the cabinet body, and a controller is arranged at the outer side of the cabinet body. According to the switch cabinet disclosed by the invention, a circulation cooling system is formed by virtue of dry ice gasification, the heat dissipation efficiency is high, and moreover, the dehumidifying device is simple in structure and free from generating additional heat during working.

The invention discloses a special fireproof inorganic double-track double-shutter rolling door. The rolling door comprises shutter surfaces, guide rails, a pedestal plate, rollers, a fireproof door roller and a fireproof rolling controller. The rolling door has the following beneficial effects: the shutter surfaces are formed by overlapping multiple layers of materials with corresponding functions, so that the temperature rise can be effectively reduced; the loads of the shutter surfaces are hung by steel wire ropes, so that the service life can be prolonged, and breakages caused by fire can be prevented; the installation cascade structures of the two shutter surfaces can be reversely installed, so that fire coming from different directions can be effectively prevented; the two rollers are controlled by a same shutter rolling machine, so that resources can be saved; reflecting cloth is additionally arranged in the shutter surfaces, so that heat added to the shutter surfaces can be effectively reduced; by arranging smoke control devices in the guide rails, sealing strips are swollen after heated, and gaps between the shutter surfaces and the guide rails can be extruded and eliminated; by additionally arranging expansion spray devices in the guide rails, after water which is contained in cavities of ear channels is swollen after being heated the bottom walls of small holes can be extruded and punched, so that the water in the cavities of the ear channels can be sprayed to the shutter surfaces, the temperatures of the shutter surfaces can be reduced, and the fire-resistant time can be effectively prolonged.

The invention provides a refrigerator and an automatic fire alarm method thereof. The refrigerator is provided with an automatic fire alarm safety device, wherein the automatic fire alarm safety device comprises detection probes, a control unit and an alarm device; the detection probes are arranged on fire prone places of the refrigerator and continuously transmit detection signals to the control unit; and the control unit judges whether a fire breaks out or not according to the detection signals and transmits alarm signals to the alarm device if judging that the fire breaks out. The refrigerator and the automatic fire alarm method thereof have the advantages that: the fire which breaks out outside the refrigerator can be alarmed in time and prevented, that whether a combustible refrigerant is leaked or not can be detected in time, and a fire inside the refrigerator can be prevented.

The invention discloses a safety protection device for a switch of a natural gas pipeline, which comprises a rectangular casing, and gas inlet pipes and gas outlet pipes are respectively arranged on the left and right sides of the upper part of the rectangular casing. The safety protection device for a natural gas pipeline switch has a simple structure and is easy to install , it occupies a small space when used, and can play a good role in safety protection for natural gas users. The use of the display enables the present invention to display the concentration of natural gas in the surrounding environment and the amount of natural gas used in real time, which is convenient for users. When a fire occurs, the flame arrester can effectively prevent the combustion of natural gas in the outlet pipe, the natural gas concentration detector can monitor the content of natural gas in the surrounding gas in real time, and the temperature sensor can monitor the temperature of the surrounding gas. The gas machine can discharge the surrounding air together with the natural gas to the outside, which can effectively prevent the occurrence of fire.

The invention discloses a fireproof transformer which comprises a coil rack with a coil wound on the rack, a magnetic core arranged in a through hole in the center of the coil rack, a closing assembly capable of automatically closing the coil rack, a movable assembly connected with the closing assembly and an air extraction piece fixed on the closing assembly. A closing cover of a closable coil and an air pump capable of extracting air are provided, a sealed environment can be provided for the coil when fire happens, fire is prevented, and accidents are avoided.

The invention relates to a steel heat insulation fireproof door. Each door leaf of the fireproof door comprises a framework and a door leaf panel; each of the frameworks and the door leaf panels is formed by cold rolled galvanized steel plates through rolling; each door leaf panel covers the outer side of the corresponding framework to form a two-layer flat box body; composite fireproof door core materials are injected into each two-layer flat box body; main bodies of two-layer door leaves are formed; the main bodies of the two-layer door leaves form an integral door leaf; a gap exists between the main bodies of the two-layer door leaves; the door leaves with the hollow middles are formed; an air inlet hole is formed in the lower end, corresponding to the hollow part, of each door leaf; the upper end and the side end of each door leaf are provided with exhaust holes; and the inner side surface and the outer side surface of each door leaf are provided with seam covering plates corresponding to door seams of the two door leaves. The steel heat insulation fireproof door has the advantages that the problem that the existing fireproof door cannot prevent fire and smoke from overflowing through the door seams; the integral flame-resistant or high-temperature-resistant performance of the fireproof door is poor; and the door can easily deform. The steel heat insulation fireproof door has the advantages that the all-around fireproof function is realized; the heated deformation of the door body after the fire catching can be prevented; and the flame and smoke overflowing can also be effectively prevented.

The invention discloses a fireproof rolling door with a locking mechanism, which comprises a transmission mechanism, a reel, a track, a fireproof rolling door body, a socket and a locking mechanism, rails are arranged on both sides of the fireproof rolling door body, and the fireproof rolling door body The upper end is wound on the outer circumferential surface of the reel, and a transmission mechanism is fixed at one end of the reel. The fireproof rolling door body includes a small curtain surface, and a solid part is fixed in the middle of the lowermost one of the small curtain surfaces, and the lowermost end The inner two sides of a small curtain surface are all set as hollow parts, and there are two locking mechanisms in total. The present invention provides a locking mechanism, which can lock the fire-proof rolling door body on the track when the fire-proof rolling door body falls to the ground. On the one hand, it avoids the opening of the lower rolling door caused by the fire-proof rolling door body due to the negative pressure generated by the fire, so that the fire-proof rolling door can be tightly closed to block the fire.

The invention provides a fire gun of a high-rising building outer wall, which comprises a handle pipe and a sparge pipe, wherein the sparge pipe is installed at one end of the handle pipe, and a blow hole is arranged on the sparge pipe. The fire gun is characterized in that: the fire gun has a simple structure, is low in cost, and adopts the telescopic spray extinguishment, so the extinguishment scope is increased, the vertical spreading fire of an outer wall surface can be effectively stopped, the functions of cooling and extinguishment are obtained, during the initial fire period, personnel in a high-rising building connect the fire gun through a water hose in a wall fire hydrant for initial arrangement, so precious time for successful fire suppression is obtained, because the fire gun is provided with the handle pipe, an operator does not need to lean out of a window to operate, so the personnel safety of the operator is ensured, a switch which is arranged on the handle pipe brings more convenience to the operation, and only one person can complete the operation.

The invention relates to an adsorber (1a, 1b) for cleaning exhaust gas containing at least SOx and NOx, having: a gas distributor floor (2) for supplying the exhaust gas; a bulk material region (4) which is arranged above the gas distributor floor (2) and which is filled with adsorption and/or absorption medium, wherein the bulk material region (4) has a lower portion (9) and an upper portion (10), wherein the lower portion (9) is arranged above the gas distributor floor (2) and the upper portion (10) is arranged above the lower portion (9); - an extraction device (5) arranged above the bulk material region (4) for the purpose of extracting the exhaust gas which flows upwards from below; - a removal device (3) for removing the adsorption and/or absorption medium; - a hopper (6), arranged above the extraction device (5), for supplying the adsorption and/or absorption medium which travels through the bulk material region (4) from top to bottom; - a lance (7) which, in a transition regionbetween the upper (9) and the lower (10) portion of the bulk material region (4), projects into the bulk material region (4) and has at least one opening (25) for the direct injection of an ammonia-containing gas into the bulk material region (4). Also disclosed is a method for cleaning the exhaust gas.

The invention discloses a high flame-retardant intelligent distribution box. The distribution box comprises a shell with high flame-retardant performance, a door is arranged on the shell, an electric component is arranged in the shell, a camera is embedded outwards into the door of the shell, an image processing device is embedded into the door of the shell, and a communication device is embedded into the inner wall of the shell. The high flame-retardant intelligent distribution box has the functions of monitoring on the safety of the power utilization condition and the surrounding environment of the distribution box, communication transmission on power utilization information and safety information, and can meet the intelligent requirement of power distribution; and because the shell of the distribution box is made of a high flame-retardant material, the distribution box has good flame-retardant and fireproof performance, and the safety of power distribution is improved.

The invention discloses a garden landscape fire protection flowerpot based on air compression power. The flowerpot includes a base, a through hole is formed in the top of the base; a reaction cavity is formed in the base; a liquid storage tank is fixedly connected to the bottom of the inner wall of the reaction cavity; one side of the liquid storage tank communicates with a water outlet pipe; an electronic valve is arranged on the water outlet pipe; the part, located on one side of the liquid storage tank, of the bottom of the inner wall of the reaction cavity is fixedly connected with a solidtank; and the bottoms of the two sides of the reaction cavity communicate with air outlet pipes, the ends, away from the reaction cavity, of the air outlet pipes penetrate through the base and extendout of the base, the ends, located outside the base, of the air outlet pipes communicate with air pressure control valves, and air outlets of the air pressure control valves communicate with flow dividing air pipes. The invention relates to the technical field of garden fire protection. According to the garden landscape fire protection flowerpot based on the air compression power, fire spreadingcan be prevented, plants can be isolated from flames, and the portability is good.

A ballistic panel system is disclosed and claimed. In particular, the ballistic panel system includes a plurality of panels, each of which includes a frame comprises of a plurality of vertical and horizontal beams connected together. An armor layer is disposed over the frame; the armor layer could be ceramic armor plates, graphene, Kevlar, or some other ballistic material. The ballistic panel system is intended for use in schools and other locations where hostile actors are known to operate.

The invention provides an integrated fireproof roller shutter door which comprises a door frame. A winding roller is arranged on the upper portion of the door frame, a fireproof roller shutter is wound on the surface of the winding roller, a first driving component is arranged at one end of the winding roller and drives the winding roller to rotate, sliding grooves are formed in the two sides of the door frame correspondingly, and a first mounting groove is formed in the bottom of the door frame. A rotating shaft is arranged in the first mounting groove, inhaul cables are arranged at the two ends of the rotating shaft correspondingly, the other opposite ends of the inhaul cables are connected to the fireproof roller shutter, the inhaul cables are arranged in the sliding grooves, a second driving component is arranged at one end of the rotating shaft and drives the rotating shaft to move, and the inhaul cables are driven by the rotating shaft to wind the bottom of the fireproof roller shutter around the rotating shaft. Compared with the prior art, the situation that in the prior art, a roller shutter door below is opened due to negative pressure generated by the fire behavior of thefireproof roller shutter door is avoided, the fireproof roller shutter door can be tightly closed, and the fire behavior is blocked.