135results about How to "Play the role of fire prevention" patented technology

The invention discloses an internal division type laminated column frame-bilayer steel plate concrete combined shear wall and a manufacturing method thereof, belonging to the building field. The shear wall is composed of steel tube concrete laminated columns (2) at two sides and a wall body (1) in the middle and is characterized in that a steel tube (3) in each steel tube concrete laminated column (2) is provided with a vertical cross clapboard (4) made of sheet iron, the clapboard is evenly distributed with columnar protuberant friction keys (12), the wall body (1) is internally provided with a bilayer steel plate (5) which is connected with the steel tubes (3) and is sandwiched with a heat preservation sound insulator (7), the steel tubes (3) and the bilayer steel plate (5) are coated with reinforced concrete externally, and the wall body is internally provided with a tiepiece (11) penetrating through the steel plate. By utilizing the internal division type laminated column frame-bilayer steel plate concrete combined shear wall in the invention, earthquake resistant capability and efficacies of heat preservation, energy conservation and sound insulation can be greatly improved, construction is convenient, construction cost is relative low and engineering application value is high.

The invention discloses a glass wool ceiling board. The glass wool ceiling board comprises a glass wool board layer, a glass fiber felt layer and a plaster coating material layer, wherein the glass wool board layer is prepared from centrifugal glass wool fibers with an environment-friendly resin binder, and the mass ratio of the centrifugal glass wool fibers, the environment-friendly resin binder and a plaster coating material is (85-93): (7-15): (2-3). A preparation method of the glass wool ceiling board comprises the steps of uniformly spraying the environment-friendly resin binder to the surfaces of the centrifugal glass wool fibers in an atomization state, carrying out wool collection by a wool collector, compressing and conveying collected wool into a curing oven for curing so as to obtain a glass wool board, then, carrying out glass fiber felt facing on the glass wool board, and carrying out compressed plaster coating material spraying according to different decorative patterns. Compared with the prior art, the glass wool ceiling board and the preparation method thereof have the advantages that glass wool ceiling boards of rich and diverse forms can be prepared according to customer requirements, and the ceiling board has heat preservation, heat insulation, sound absorption and fire prevention effects, does not fall dust, is free from formaldehyde release, is harmless to the health of users and is light in weight, so that the requirements on the load of a building can be lowered, and transporting and mounting are more convenient.

The invention discloses a flexible cable which integrates the wear-resistant function, the flame retardant function, the fire prevention function, the high temperature and low temperature resistant function, the acid and alkali resistant function, the oil and water resistant function, the tearing prevention function and the good and stable signal transmission function. The flexible cable is composed of copper core stranded conductors, an insulating layer, a packing layer, a wrapping tape layer, an armor layer and a protective sleeve layer from inside to outside. The second type of copper core conductors are adopted for the copper core stranded conductors, mica tape is wound to form the insulating layer, flame-retardant filling ropes are adopted for materials of the packing layer, the wrapping tape layer comprises a mica tape wrapped layer and a glass fiber belt wrapped layer, and 125 DEG C low-smoke halogen-free flame retardant TPU materials are adopted for materials of the protective sleeve layer. The flexible cable is suitable for being applied to industrial and mining enterprises such as electricity generation enterprises, metallurgy enterprises, electronic enterprises, automobile enterprises, petroleum enterprises, chemical industry enterprises and large-scale construction enterprises, and the flexible cable can meet the requirements for the abrasion resistance performance, the fire prevention performance and other types of performance of cables, and can be used in special environments such as high-temperature environments, low-temperature environments, acid environments, alkali environments and environments where movement exists.

The invention discloses a new anti-overload safety motor, comprising a fixing plate, wherein the fixing plate is internally provided with a circular cavity, the cavity is internally provided a disk inslidable connection with the cavity, the middle of the upper end of the fixing plate is provided with a circular hole corresponding to the disk, a connecting plate is fixed at the middle of the top of the disk, the top of the connecting plate is fixed with a top plate attached to the top surface of the fixing plate, the middle of the top plate is vertically threaded with a top plate bolt passingthrough the connecting plate and the disk, the top surface of the top plate is fixed with an annular frame, the annular frame is sleeved with an arc-shaped sleeve slidably connected thereto, the arc-shaped sleeve is connected with a sleeve bolt for locking and fixing the sleeve, a fixing rod is fixed on the inner side of the sleeve bolt, and the lower end of the fixing rod is provided with a motorcasing fixedly connected thereto. When the front shaft of a motor stops rotating due to load problems, the strong torque can break ribs, and the serious consequences of the motor itself cannot be generated. The front shaft can be replaced for continuous use. The new ant-overload safety motor is simple, convenient, and low in cost.

The invention discloses a preparation method and application of a hydrogel material. According to the method, firstly high-strength self-healing hydrogel is synthesized by free radical polymerization,then the hydrogel is soaked into a salt solution to make the hydrogel loaded with a hygroscopic inorganic salt, so that the hydrogel material maintains a stable water content for a long period of time in the atmosphere; and when the hydrogel is exposed to high-temperature flames, moisture contained in the hydrogel absorbs a large amount of heat due to heating and gasification, the temperature ismaintained at a boiling point of a solution contained in the hydrogel to prevent fire from spreading to cause a fire disaster, and the hydrogel material can be used in the fields of building fireproofcoatings and fire blankets. The preparation method provided by the invention is simple and reliable, has cheap and easily-available raw materials and low energy consumption, and is suitable for large-scale preparation, thereby facilitating promotion and application of the novel hydrogel fireproof material.

The invention discloses a transformer fire-protection device applied to a chemical industry park. The device comprises a flat ground, wherein a foundation pit is formed in the upper end face of the flat ground; a protective steel box is placed at the position, below the foundation pit, in the flat ground; a movable base is movably disposed on the upper end face of the protective steel box; a transformer assembly is fixedly installed on the movable base; four protecting bushes are symmetrically and fixedly installed on the bottom of the protective steel box; guide pillars are movably installedin the protecting bushes and upper end parts of the guide pillars are welded with the movable base; and an air cylinder is erected at the middle part of the bottom of the protective steel box in an erected manner. The transformer fire-protection device applied to the chemical industry park disclosed by the invention has the beneficial effects that the movable base is driven by power of the air cylinder to descend and enter the protective steel box; a transformer on the ground is moved downwards into the protective steel box; a sealing cover is closed automatically; the transformer is sealed; fire spreading and explosion caused by fire disasters are prevented; and the device is applicable to different working conditions and brings better use prospect.

The invention discloses a novel moldable composite fireproof material, which belongs to the technical field of fireproof materials, and can be divided into a fireproof layer, a thermal insulation layer and a shaping layer in a composite form, the fireproof material is shaped by the shaping layer in a high temperature state, and the shaped fireproof material is shaped after being cooled, so that the fireproof material is not easy to deform. The heat insulation layer plays a role in heat insulation between the fireproof layer and the shaping layer, high-temperature interference of the fireprooflayer to the shaping layer during fire prevention is avoided, the fireproof layer adopts the mode that fireproof particles are matched with fireproof framework balls, and the fireproof framework ballsare embedded in the heat insulation layer to serve as a framework to improve the strength. Gaps among the fireproof skeleton balls are filled with the fireproof particles in a stepped distribution mode, shaping is convenient by means of the characteristic that the fireproof particles can flow at high temperature, meanwhile, fireproof protection can still be provided, the fireproof particles are in a solid phase state in a normal state and have high strength, the excellent fireproof function can be achieved, and the fireproof effect is good. Meanwhile, shaping can be carried out according to different use occasions.

The invention discloses an ancient building wooden pillar reinforcing, fire-prevention and decoration integrated construction method. The method includes the following steps that, 1, the surface of an ancient building wooden pillar is cleaned and polished; 2, carbon fiber cloth is pasted to the surface of the wooden pillar by means of a carbon fiber cloth adhesive; 3, fireproof fiber cloth is pasted to the outside of the carbon fiber cloth by means of fireproof glue; 4, decoration construction is conducted on the surface of the fireproof fiber cloth. Compared with decorating techniques using putty and plasters, the method is simple in technological operation step, has no special requirements of raw materials, and is low in production cost and suitable for low-cost rapid repair of the ancient building wooden pillar.

The invention discloses a tempered fireproof explosion-proof glass and a production process thereof, which relate to the technical field of fireproof glass design and manufacturing. The tempered fireproof and explosion-proof glass comprises at least one rubberized explosion-proof unit, and the rubberized explosion-proof unit comprises at least two tempered glass slides, adjacent tempered glass slides are bonded by an adhesive layer, adjacent rubberized explosion-proof units are connected by aluminum glazing bars in a support mode, and two rubber-filled explosion-proof units and the aluminum glazing bars enclose a vacuum interlayer. The glass reduces or even eliminates falling debris when the glass breaks.

The invention discloses a nano-reinforced polyurethane foam and foam cement composite insulation board. The nano-reinforced polyurethane foam and foam cement composite insulation board is prepared from, by weight, 3-4 parts of waste cotton and hemp fibers, 1-1.2 parts of chlorinated paraffin, 0.3-0.34 part of fatty alcohol-polyoxyethylene ether, 45-50 parts of ultrafine silicate cement, 3.5-4 parts of 30wt% hydrogen peroxide, 3-3.5 parts of gypsum powder, 2-3 parts of stearic acid, 2.5-3 parts of aluminum sulfate, 1.6-1.8 parts of silicone emulsion, an appropriate quantity of deionized water, 75-80 parts of polyoxypropylene polyol, 23-25 parts of isocyanate, 2.2-2.4 parts of N,N,N',N'',N''-pentamethyldiethylenetriamine, 10-12 parts of n-pentane, 1.5-2 parts of methylsilicone oil, 8-10 parts of ammonium high-polyphosphate, 1-1.2 parts of dimethyl methylphosphonate, 5-6 parts of nanometer titania, 1.5-2 parts of silane coupling agent kh550 and 3-4 parts of triethanolamine. The nano-reinforced polyurethane foam and foam cement composite insulation board has the advantages of high strength, stable performance and long service life when used for external wall insulation.

The invention discloses a flame-retardant and fire-resistant copper alloy cable, which comprises a copper alloy conductor formed by twisting and pressing copper alloy wires, the outer wall of the copper alloy conductor is wrapped with a fire-resistant mica tape, and the outer wall of the fire-resistant mica tape is wrapped There is a copper wire layer, the outer wall of the copper wire layer is wrapped with a flame-retardant cross-linked polyethylene insulating layer, and a flame-retardant glass fiber filling layer is also filled between the copper alloy conductors, and the outer wall of the flame-retardant glass fiber filling layer Wrapped with a shielding layer, the outer wall of the shielding layer is wrapped with an outer flame retardant layer, the outer flame retardant layer includes a nano-scale magnesium hydroxide flame retardant layer, and the upper surface of the nano-scale magnesium hydroxide flame retardant layer is tightly A PVC flame retardant layer is pressure bonded, the upper surface of the PVC flame retardant layer is sprayed with a water-based paint flame retardant layer, and the outer wall of the outer flame retardant layer is also wrapped with a sheath. The flame-retardant refractory copper alloy cable has a simple structure, and the flame-retardant performance of the cable can be effectively improved by adding flame-retardant materials.

The invention relates to an outdoor unit of an air conditioner; an electrical component box thereinto comprises a supporting body, a cover body, a control base plate and a fixed plate, wherein the supporting body and the cover body are formed by injection molding material, a control base plate comprises all electrical control parts and causes all the electrical control parts to be arranged on the lower side surface of the control base plate in the downward direction; the supporting body is provided with a supporting mechanism and is formed with the ventilating accommodating space of the electrical control parts; the control base plate is supported on the supporting body; all the electrical control parts on the control base plate are downwards accommodated in the accommodating space; the cover body is arranged above the control base plate, connected and matched with the supporting body; the fixed plate is made from metal plate material and is fixed at the bottom of the supporting body; and the fixed plate is provided with a metal plate bulge used for being connected with a clapboard in the body of the unit. The outdoor unit uses the single platy fixed plate for replacing the original metal plate box body, saves the material, simplifies the assembling and simultaneously has the function of fire preventing; in addition, the control base plate is fixed on the supporting body by a bolt so that the control base plate is more reliably controlled.

The invention discloses a simple air duct device with anti-condensation, anti-vibration and fireproof functions. The simple air duct device is characterized in that air duct foam is installed on a front air duct mask, and a fireproof plate and aluminum foil sponge are sequentially installed at the lower end of the rear end face of the air duct foam; a return air inlet is formed in the lower end ofa front fan cover panel, a plurality of air outlets are formed in one surface of the front fan cover panel, air outlet holes communicate with a centrifugal fan mounting groove through an air duct, and a centrifugal fan is fixed in the centrifugal fan mounting groove; and a rear air duct cover plate is installed at the upper end of the rear end face of the air duct foam. According to the simple air duct device, the centrifugal fan is installed through the air duct foam, and the damping effect is improved; the air duct foam is provided with the air duct and the air outlets to supply cold air toall chambers, and air guide bosses are arranged to facilitate conveying of the cold air to the multiple air outlets and air guide of the air duct; and the fireproof plate is installed through a fireproof plate installation groove, collapse of the aluminum foil sponge is prevented, a stable air duct channel is conveniently formed in a sealed mode, and when aluminum foil in the aluminum foil spongeloses efficacy, the effect of fire prevention of second air duct foam is achieved.

The invention discloses a garbage can for intelligently detecting loading capacity and matched with a carriage-detachable type garbage truck. The garbage can comprises a garbage can main body, a power source system, a loading capacity detection system, a GPS module and a GPRS module. The garbage can main body comprises a can body, a universal wheel, a guide rail and a directional wheel; the power source system comprises a solar energy power generation system, a storage battery and a power source control module, a battery square array and the storage battery are served as the power source system, and a charging and discharging controller is served as a control protection system; a detection system comprises an ultrasonic wave receiving and processing module and a detection probe; and a power source management module supplies power to a center server, the GPS module, the GPRS module and the ultrasonic wave receiving and processing module, a detection probe is fixed to the inner side of the top of the can body and is connected with the ultrasonic wave receiving and processing module, the GPS module and the ultrasonic wave receiving and processing module are connected with the center server correspondingly, and the GPRS module is connected with the center server. The garbage can has the advantages of being high in intelligent degree, high in reliability, reasonable in structure, convenient and fast to operate and the like.

The invention provides a fire door which comprises an outer door panel, an inner door panel and a frame used for connecting the outer door panel with the inner door panel, wherein the outer surface of the outer door panel and the outer surface of the inner door panel are coated with flame-retardant paint layers; two pieces of fire-proof glass are respectively arranged on the inner sides of the outer door panel and the inner door panel; fire-proof insulation boards are respectively arranged between the outer door panel and one piece of fire-proof glass and between the inner door panel and the other piece of fire-proof glass; a framework is arranged between the two pieces of fire-proof glass and used for supporting the fire-proof glass; the interior of the framework is filled with fire-proof materials. The fire door has the benefits that the framework is arranged between the two pieces of fire-proof glass and used for supporting the fire-proof glass, the fire-proof glass on the inner sides of the outer door panel and the inner door panel plays a role of fire protection, and the fire-proof insulation boards are respectively arranged between the outer door panel and one piece of fire-proof glass and between the inner door panel and the other piece of fire-proof glass, which play a role of sound insulation; the fire door has the advantages of simple structure, safety in use, fire protection, sound insulation and the like.

The invention discloses a fireproof furniture protective film not changing a color easily and a preparation method thereof. The furniture protective film comprises, by mass parts, 100 parts of polyvinylidene fluoride, 20-30 parts of maleic anhydride grafted polyethylene, 13-19 parts of polyisobutylene, 1-2 parts of ultraviolet absorber, 2-4 parts of nanocrystalline fiber, 5-6 parts of straw fibers, 12-15 parts of chitosan and 2-3 parts of phosphonitrilic chloride trimer. The furniture protective film has good fireproof performance, is long in service life and still does not change the color after use for a long time.

The invention relates to the technical field of outer wall heat preservation, in particular to an outer wall fireproof heat preservation system and a construction method thereof. The outer wall fireproof heat preservation system comprises a fireproof heat preservation leveling layer, a fireproof heat preservation layer, a plastering layer, a decoration layer and a plurality of heat preservation plates; wherein the multiple heat preservation plates can be bonded to the outer surface of a base layer wall body through a bonding layer, and the space between any two adjacent heat preservation plates is filled with a fireproof heat preservation material; and the sides, away from the base layer wall body, of the multiple heat preservation plates are sequentially covered with a common fireproof heat preservation leveling layer, a fireproof heat preservation layer, a plastering layer and a decoration layer. Visibly, the space between the heat preservation plates is filled with the fireproof heat preservation materials, the outer surfaces of the heat preservation plates are covered with the fireproof heat preservation leveling layers and the fireproof heat preservation layers, the heat preservation and heat insulation effects are achieved, the fireproof effect can also be achieved, personal safety of residents can be guaranteed, practicability is higher, and the practical requirement isbetter met.

The present invention relates to the technical field of building materials, particularly to a polymerization polystyrene plate and a preparation method thereof. According to the polymerization polystyrene plate, 20-50 kg of an inorganic fireproof material and 0.4-5 kg of a curing agent are injected into an expanded polystyrene plate with a unit volume of one cubic meter. The preparation method comprises: 1, uniformly stirring an inorganic fireproof material and a curing agent in the claim 1 at a speed of 800-1000 r/min so as to be adopted as a mixture; 2, injecting the mixture into an expanded polystyrene plate; and 3, conveying the expanded polystyrene plate injected with the mixture into a laminating machine to mold, wherein the molding temperature is 35-70 DEG C, and the time is 4-15 min. According to the present invention, when contacting fire, the polymerization polystyrene plate does not shrink, does not produce droplets, does not burn, does not produce smoke and is not be penetrated by flames; and the polymerization polystyrene plate further has characteristics of good thermal insulation property, low thermal conductivity and no influence on thermal insulation effect after long term use, and can be provided for reducing even eliminating occurrence of fire disasters similar to the Shanghai 2010 11.15 disastrous fire from the source head so as to protect life and property safety of the majority of the public.

The invention discloses a meridian heat moxibustion device and a using method thereof. The meridian heat moxibustion device comprises an outer fan cover and a moxa combustion barrel, wherein an inner fan cover is arranged in the outer fan cover; the outer fan cover and the inner fan cover are fixedly connected through an inner supporting frame; the moxa combustion barrel is arranged in the inner fan cover; a fan is arranged on the bottom side of the moxa combustion barrel; a moxa smoke outer cover is arranged at the bottom of the inner fan cover; a moxa smoke outlet is formed in the bottom of the moxa smoke outer cover; a moxa smoke negative pressure area is formed between the fan and the inner fan cover; a moxa smoke positive pressure area is formed between the fan and the moxa smoke inner cover; a fresh air inlet inner cover is arranged at the top of the moxa combustion barrel; and a plurality of fresh air inlet windows are arranged on the fresh air inlet inner cover. The meridian heat moxibustion device has a positive pressure air supply moxibustion function, and effectively protects the environmental cleanness; the continuity and disease removal effect of moxibustion are improved; the moxibustion treatment can be carried out on different patients more accurately in a temperature control and time control mode; and the device is fireproof and anti-scald, the fresh air can be finely adjusted, and the satisfactory moxibustion stimulation amount can be obtained through self fine adjustment.

The invention discloses a foaming cement polyurethane foam composite heat preservation plate stable in pore. The foaming cement polyurethane foam composite heat preservation plate comprises, by weight, 3-4 parts of waste cotton jute fiber, 1-1.2 parts of chlorinated paraffin, 0.3-0.34 part of fatty alcohol-polyoxyethylene ether, 45-50 parts of super fine Portland cement, 3.5-4 parts of hydrogen peroxide with the concentration being 30wt%, 3-3.5 parts of gypsum powder, 2-3 parts of stearic acid, 2.5-3 parts of aluminum sulfate, 1.6-1.8 parts of organic silicon emulsion, 0.9-1.2 parts of polyacrylic acid, 3-4 parts of carboxymethylcellulose, 2-3 parts of light calcium carbonate, 1.3-1.5 parts of gelatin, an appropriate amount of deionized water, 75-80 parts of polyoxypropylene polyol, 23-25 parts of isocyanate, 2.2-2.4 parts of pentamethyl diethyl triamine, 10-12 parts of n-pentane, 1.5-2 parts of simethicone and 8-10 parts of high poly ammonium phosphate. The foaming cement polyurethane foam composite heat preservation plate is low in heat conductivity coefficient, good in heat preservation performance, excellent in fireproof performance and long in service life.

The invention provides a new-energy biomass energy smelting furnace capable of uniformly supplying energy. The new-energy biomass energy smelting furnace comprises a furnace body, a combustion chamberand a feeding device, wherein a rotary feeding roller is arranged under the feeding device; a conveying box is arranged under the feeding device and is connected with the combustion chamber; a reverse rotation device is arranged on one side of the combustion chamber; the upper end of the reverse rotation device is rotatably connected with a first rotating disc; the first rotating disc is connected with a fifth connecting rod by a gear; a stop block is arranged on the fifth connecting rod; the fifth connecting rod is connected with a fixed block; an opening is formed in the fixed block and corresponds to the stop block; the fixed block is fixed to a second gas inlet pipe; one end of the second gas inlet pipe is connected with a first gas inlet pipe; the other end of the second gas inlet pipe is connected with a third gas inlet pipe; the third gas inlet pipe is connected with a combustion chamber; a coconut-dimensional carbon frame is arranged at the upper end of the combustion chamber;a diamond slot is formed in the coconut-dimensional carbon frame; and a smelting pot is arranged on the diamond slot. According to the new-energy biomass energy smelting furnace disclosed by the invention, by utilizing the rotary feeding roller, the quantity of materials is controlled, the gas intake quantity is controlled by the stop block, turning of the reverse rotation device is carried out,and uniform heat transfer with high velocity is carried out by utilizing diamonds.