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Side liquefied natural gas cylinder body for automobile
PendingCN119642085Afirmly connectedImprove connection securityContainer filling methodsNon-pressured vesselsGas cylinderPumping vacuum
The invention relates to the field of automobile parts, and discloses an automobile side liquefied natural gas cylinder body which comprises an inner container assembly, a steel plate is arranged on the outer wall of the inner container assembly, an outer rear seal head is arranged at one end of the steel plate, an outer front seal head is arranged at the other end of the steel plate, and a protective cover is arranged at the top of the outer rear seal head. A protection cover mounting ring is arranged at the bottom of the outer front end socket, nylon screws are arranged on one side of the protection cover mounting ring, a vacuumizing opening protection cover is mounted on the side, away from the outer front end socket, of the protection cover mounting ring through the nylon screws, and a vacuumizing opening assembly is arranged on one side of the bottom of the outer front end socket. Through the arrangement of the connecting structure, the inner container assembly can be conveniently connected with an external system, the connecting structure is externally protected through the protective cover, the connecting position of the connecting structure and the inner container assembly is protected through the outer rear sealing head, and therefore the effects of conveniently connecting the external system and improving the connecting safety and reliability are achieved.
Owner:JIANGSU WELLAND SPECIAL EQUIP TECH CO LTD
Fabricated firewall
ActiveCN222649118UImprove installation efficiencyImprove insulation effectWallsHeat proofingMechanical engineeringWall plate
The utility model relates to the field of firewalls, and discloses an assembly type firewall which comprises a first wall plate, a second wall plate is arranged at the lower end of the first wall plate, a plurality of T-shaped sliding blocks are fixedly connected to the upper surface of the first wall plate and the upper surface of the second wall plate, and T-shaped sliding grooves are formed in the lower surface of the first wall plate and the lower surface of the second wall plate. According to the firewall, through the arrangement of the T-shaped sliding blocks and the T-shaped sliding blocks, the T-shaped sliding block of the second wall plate slides into the T-shaped sliding groove of the first wall plate, so that the firewall is longitudinally assembled, then the fixing bolt is screwed into the threaded hole, one end of the fixing bolt is inserted into the first fixing groove and the second fixing groove, and then the firewall is assembled. Therefore, the plurality of first wallboards and the plurality of second wallboards are transversely mounted through the elasticity of the elastic sheets, and the mounting efficiency of the firewall can be effectively improved through the quick connection structure.
Owner:CHENGSHENG YAYU CONSTR (HUBEI) CO LTD
Fireproof window capable of being intelligently closed
ActiveCN224173971Uslow spreadeasy to useFireproof doorsPower-operated mechanismSash windowDrive shaft
Owner:XIAOXUAN TECHNOLOGY (GUANGDONG) CO LTD
Fire isolation system of special vehicle
InactiveCN119633287AReduce difficultyslow spreadFire rescueBoring toolsElectrical batteryFire - disasters
The invention relates to the field of fire isolation, in particular to a fire isolation system of a special vehicle, which comprises a temperature measurement module used for monitoring the real-time temperature of a battery and the vehicle and generating corresponding temperature data; the emergency response module is used for determining whether a fire disaster occurs or not according to the temperature monitoring state and determining a corresponding isolation mode according to the temperature of the monitoring area; the pop-up module is used for responding to the isolation instruction and controlling a pop-up device to perform a corresponding pop-up action; the protection module is used for setting a corresponding protection cover for isolation according to the isolation instruction; the safety of the equipment is improved, the fire fighting difficulty and the fire spreading speed are reduced, the harm to other vehicles and personnel and the economic loss caused by the fire are reduced, and therefore the vehicle fire control difficulty is reduced.
Owner:TIANJIN UNIV OF TECH ZHIXING TECH CO LTD
Control system for building fire fighting
The utility model relates to the technical field of building fire fighting, in particular to a control system for building fire fighting, which comprises a controller, a spraying mechanism, a fire detector and a positioning module, the spraying mechanism comprises a plurality of first spraying heads and a movable spraying assembly; the movable spraying assembly comprises a fire-fighting water tank, a pressure pump, a plurality of second spraying heads and a movable assembly; the second spraying heads are arranged between two adjacent rows or two adjacent columns of first spraying heads; the fire water tank is connected with the pressure pump through a water pipe, a hose is arranged between the pressure pump and the first spraying head, and the controller is connected with the pressure pump and used for controlling starting and stopping of the pressure pump. The fire detector is used for detecting each area of a building in real time, if an area is on fire, the first spray head in the area sprays water to extinguish fire, meanwhile, the corresponding second spray head is controlled to move into the area on fire to spray water to extinguish fire, the water potential is increased by increasing the number of the spray heads, the spreading speed of the fire is reduced, and the fire extinguishing efficiency is improved. And therefore, the fire extinguishing timeliness is improved.
Owner:ZHEJIANG HUICHUANG DESIGN GRP CO LTD
Wear-resistant and anti-cracking environment-friendly power cable
The utility model discloses a kind of wear-resistant anti-cracking environmental protection power cable, it is related to power cable technical field, solve the problem of lower wear resistance and anti-cracking performance of power cable in prior art;Including inner core, inner core includes a plurality of array distribution's conductor, the insulating layer of setting on each conductor and the shielding layer wrapped in the outside of insulating layer;Insulating layer includes the insulating inner layer wrapped in the outside of each conductor, the insulating outer layer wrapped in the outside of insulating inner layer and the filling layer setting between insulating outer layer and insulating inner layer gap;Still include: outer sheath structure, setting in the outside of inner core, outer sheath structure includes outer sheath, anti-cracking buffer layer, environmental protection flame-retardant layer and armoring layer;The cable scheme of the utility model can enhance the wear resistance of power cable, improve the structural strength of cable, effectively avoid the cable cracking, wire core exposure and other situations caused by bending, repeated dragging, significantly improve the service life of cable.
Owner:HANGZHOU ZHONGCE CABLE CO LTD
Explosion-proof small lithium battery
ActiveCN224355310UImprove structural strengthHigh-strength explosion-proof and good performanceSmall-sized cells cases/jacketsVent arrangements
The utility model discloses a kind of anti-explosion small lithium batteries, including lithium battery body, the outside of lithium battery body is covered with flame-retardant layer, the outside of flame-retardant layer is covered with fire resistance layer, the outside of fire resistance layer is fixedly sleeved with anti-explosion outer shell, the outside of the upper end of anti-explosion outer shell is tightly clamped with upper anti-explosion ring, the outside of the lower end of anti-explosion outer shell is tightly clamped with lower anti-explosion ring, the lower surface of lower anti-explosion ring is fixedly installed with lower sealing plate, the outer surface of lower sealing plate is provided with several evenly distributed exhaust holes, the utility model is effectively promoted by the anti-explosion outer shell of being set the external shell structure strength of the utility model lithium battery, so it can be through high-strength anti-explosion outer shell to resist the impact force of battery explosion, reduce the influence of battery explosion to outside, to have better high-strength anti-explosion use characteristics, and the structure strength of shell end portion can be effectively improved by the upper anti-explosion ring and lower anti-explosion ring of being set, avoid port portion excessive deformation due to explosion impact.
Owner:DONGGUAN ANYIFU ELECTRONIC TECH CO LTD
A safe return-to-port cable for a ship and a method of manufacturing the same
The application relates to a marine safety return port cable, which comprises, from inside to outside, a conductor, a fireproof layer, an insulation layer, a heat insulation layer, a shielding layer and a sheath layer; the fireproof layer is formed by winding mica tape and glass fiber tape on the surface of the conductor, the fireproof layer is three layers, and the winding directions of the adjacent two layers are different; the fireproof layer is attached to the surface of the conductor through an adhesive, and the adhesive is composed of, in mass percentage, 48-52% of silicone resin, 28-32% of ceramicized zinc borate, 14-16% of nano silicon dioxide and 4-6% of platinum catalyst. The cable designed in the application can maintain the line integrity for more than 180 min under the composite conditions of 830 DEG C flame, vibration and spraying, and is suitable for key loops such as power propulsion systems, emergency lighting and fire fighting facilities of cruise ships.
Owner:ZHONGTIAN TECH IND WIRE&CABLE SYST CO LTD +1
Transformer rectifier for transformer industry
ActiveCN222653750UImprove cooling effecteasy dischargeTransformers/inductances coolingDispersed particle filtrationMachineScrew thread
The utility model belongs to the technical field of transformer rectifiers, and discloses a transformer rectifier for the transformer industry, which comprises a machine body, one side of the machine body is provided with a heat dissipation port, one side of the heat dissipation port is provided with a heat dissipation fan, one side of the machine body far away from the heat dissipation port is provided with an air inlet, and one side of the air inlet is provided with a filter screen. Sliding grooves are formed in the bottoms of the heat dissipation openings and the bottoms of the air inlets, baffles are slidably connected into the sliding grooves, threaded grooves are formed in the bottoms of the baffles, lead screws are connected into the threaded grooves in a threaded mode, and rotating shafts are installed at the bottom ends of the lead screws; the bottom ends of the pair of rotating shafts penetrate through the tops of the pair of power cavities correspondingly and are provided with driven bevel gears, and a rotating rod is rotationally connected between the pair of power cavities. According to the device, the heat dissipation efficiency in the machine body can be improved, meanwhile, when the interior of the machine body is on fire, fire can be extinguished quickly, damage is reduced, and economic losses are reduced.
Owner:TANGXIAN MINGGUANG POWER DEVICES & MATERIALS CO LTD
Flame-retardant high-temperature-resistant polyvinyl chloride and preparation method thereof
PendingCN121851565AImprove flame retardant performanceHigh flame retardant efficiencyPlastic/resin/waxes insulatorsInsulated cablesEpoxyPolymer science
The invention relates to flame-retardant and high-temperature-resistant polyvinyl chloride and a preparation method thereof, and belongs to the technical field of polyvinyl chloride. The polyvinyl chloride comprises the following components in parts by weight: 100 parts of polyvinyl chloride resin, 12-25 parts of organic silicon-zinc hybrid flame retardant, 2-8 parts of reactive compatibilizer and 5-15 parts of core-shell functional filler. According to the organic silicon-zinc hybrid flame retardant, acrylic acid and aminopropyltrimethoxysilane are subjected to condensation to generate acrylamide silane, then the acrylamide silane is coordinated with zinc acetate to form a crystal structure, and silicon and zinc synergistic flame retardance is achieved; the core-shell functional filler takes zinc hydroxystannate as a core and zinc borate as a shell, and has smoke suppression and catalytic char formation functions; and the reactive compatibilizer is a copolymer containing an epoxy group, so that the interfacial compatibility of the flame retardant and the filler with PVC is improved, the safety performance of the material is improved, and the material is suitable for manufacturing cable sheaths.
Owner:JIEXI SANMING PLASTICS CO LTD