34results about How to "Comply with fire protection requirements" patented technology

The production process of flame-retardant shaped bamboo material includes the steps of: cutting bamboo into bamboo sheet, soaking in preservative and steaming antisepsis, cutting dried bamboo sheet into bamboo filament, soaking the bamboo filament in flame-retardant liquid comprising phosphate ester and boric acid or borax, dewatering, soaking in the waterproof adhesive, drying, compression setting inside mold in over 50 MPa hydraulic press, solidification and cooling to set in a drying kiln, and demolding. In case of burning the bamboo material, the high temperature will make the formed bamboo material blacken and coke without flame. The flame-retardant shaped bamboo material is anticorrosive, waterproof, high in strength and high in toughness, and may be used as floor, wall and other building material.

The present invention relates to a wall insulation blocks and the production method. A wall insulation blocks includes fore and rear panels and core block, the core block is poured and fixed between the fore and rear panels, the core block is concave into fore and rear panels on the left, right and upper to form the left, right and upper concave groove, the core block is concave out the fore and rear panels to form the cog. The production method of the wall insulation blocks includes the following steps: preparing materials of panel and core plate; preparing modeling equipment; filling the panel materials into die; putting out inner mold core block and forming cavity; filling the core plate materials into cavity; pressing the panels tightly through the central die frame, pressing the core plate materials through the inner mold core block and putting out outer die frame; bringing the products with bottom board to depositing field and curing; ejecting the bottom board when the panel compression strength meets C10, depositing together and checking out. The product has good insulation performance, and it is an external wall insulation system building materials. It can meet fire prevention requirements and realize large-scale mechanized production.

A thermal insulation compound board comprises an imitative face brick layer, a cement fiber board, a reinforcement net, an adhesive layer and a thermal insulation layer, and has the functions of thermal insulation and decoration. Form, color and qualitative sense of the imitative face brick layer can be prefabricated on the thin wall plate upon demand. Construction of the compound board is convenient, which is arranged with adhesive or adhesive and anchoring, and the position for anchoring parts can be reserved or formed at the construction site upon demand. The boards can be freely combined, and ventilated waterproof chambers are reserved in the joints. The compound board is light, with size and shape prefabricated and cut upon demand, thus being widely used in internal or external wall of new and used buildings, in particular to the thermal insulation reconstruction of current buildings.

The invention discloses a press buckle type rock wool composite board and a manufacturing method thereof, and belongs to the technical field of heat insulation material preparation. The composite board comprises rock wool base body layers, a reinforcing layer, a surface layer and a press buckle structure, wherein the reinforcing layer is arranged between the rock wool base body layers in a clampedway, and achieves the effects of supporting and reinforcement; the intensity of the rock wool base body layers is well enhanced, so that the overall intensity of the rock wool base body layers is improved by at least 100 times or higher; the surface layer is connected with the reinforcing layer through the press buckle structure, and is tightly attached onto the rock wool base body layer. Throughthe designed structure, the mode that the surface layer is adhered by polymer cement mortar in the prior art is changed; the polymer cement mortar is not used as much as possible; the emission of benzene and benzene derivatives is reduced; the use of the composite board is safer and more reliable; the heat insulation, sound insulation and fireproof effects are obvious.

The invention relates to a manufacturing method for fireproof glass cotton. The manufacturing method comprises the steps of: (1) selecting 65-75 parts by mass of glass cullet, 6-9 parts by mass of feldspar powder, 4-6 parts by mass of calcium oxide, 15-20 parts by mass of boric ore; (2) mixing raw materials into a mixture; (3) melting the mixture to obtain glass metal; and (4) leading the glass metal into a centrifugal machine for fibration to obtain glass cotton. The method can ensure that the manufactured glass cotton meets the fireproof and flame-retardant requirements through strict control on raw materials. The method is adopted for production, the production cost can be lowered, and the energy resources can be saved.

The invention discloses a building heat preservation material with excellent fireproof performance. The building heat preservation material is prepared from a mixture of graphene, zirconia, alumina and polystyrene; a mass ratio between the total mass of graphene-zironia-alumna and the mass of the polystyrene is preferably (1 to 6) to (1 to 8). Compared with the prior art, the building heat preservation material disclosed by the invention has better flame retardancy and low smoke density, is toxity-free and pollution-free, has a higher fireproof grade and accords with an environment protection requirement.

The invention relates to an oil-water separation type emergency oil storage pool for a transformer of a 66kV substation. The oil-water separation type emergency oil storage pool is structurally characterized in that a baffle is arranged in the oil storage pool to divide the oil storage pool into an oil pool and a water pool, a water drain pipe and a water drain gate valve are installed between the oil pool and the water pool, and the oil pool and the water pool are respectively connected with an oil inlet pipe and a water outlet pipe. By adopting the oil-water separation type emergency oil storage pool, a good condition that the oil storage pool does not contain water throughout the year can be reached, the traditional methods of pumping the water by using a water pump and manually draining the water are abandoned and the labor intensity and the labor cost are reduced; and since the water is convenient to drain and the oil storage pool does not contain water in winter, the situation that the emergency oil storage pool is damaged due to water frost heaving is eliminated. Oil-water separation complies with requirements on safety, fire prevention and environmental protection, the economic benefit is great and thirty thousand Yuan can be saved every year. The operation reliability of the substation is improved and a reliable guarantee is provided for local industrial and agricultural production and household electricity use of people.

The invention discloses a fireproof door capable of blocking off a crack after meeting heat. The sealing device for blocking off the crack can resist fire for more than three hours and can be matched with the fire-resistant time of a fireproof steel frame; the edge of the door leaf or the door frame of the fireproof door is provided with a dovetail groove; a U-shaped sealing steel tank is arranged in the dovetail groove; the notch of the sealing steel tank faces to the bottom of the dovetail groove; a thermal expansion device is arranged in the inner cavity of the sealing steel tank; the edge of the door leaf or the door frame opposite to the orientation of the notch of the dovetail groove is provided with an elastomer collection tank; an elastic sealing adhesive tape is arranged in the elastomer collection tank; the middle of the outer side of the sealing steel tank is connected with an outward-bending elastic member; the elastic member is clamped on the inner side of the notch of the dovetail groove; in the normal use process, the elastic member is tightly embedded to seal the steel tank; the notch of the sealing steel tank is provided with an outward-bending bending part; when the sealing steel tank is outwards popped up, the bending part is clamped on the inner side of the notch of the dovetail groove.

The invention discloses a preparation technology of a flexible butyronitrile double sided adhesive tape fire hose. NBR / PVC7030 is adopted as a main adhesive and molten with other ingredients by adopting changing temperatures, the flexible butyronitrile double sided adhesive tape fire hose is small in density, soft in touch, good in elasticity, high in strength, bright in surface, excellent in weather and aging resistance, fire retardant, capable of meeting the fire protection requirement, safe and reliable, and the flexible butyronitrile double sided adhesive tape fire hose has the extending and bending strength resisting quality, can bear tearing and rough force transmission, will not be damaged under the acute condition, an inner layer rubber pipe and an outer layer rubber pipe are subjected to high-temperature high-pressure press-fit with a reinforcing layer, tape turning is performed on time in the middle, the rubber pipes are subjected to a chemical reaction and physical absorption with the reinforcing layer through a white system, compact combination is achieved, the produced double sided adhesive tape is high in integrity, good in deflection resistance and long in service life, the water hose is flat, soft, low in weight, easy to unfold and fold and capable of effectively lowering labor intensity of users and improving the using comfort, and due to the covering layer is provided with corrugations, the fire hose is resistant to corrosion, capable of achieving heat preservation, good in corrosion resistance and long in service life.

The invention relates to a fireproofing rectangular window which comprises a brattice, a base plate, a baffle plate, a TC plate, a decorating plate, a window frame and fireproofing glass. The fireproofing rectangular window is characterized in that the base plate is pasted with a first layer of watertight rubber strip and a first layer of fireproofing expansion strip, and than the fireproofing glass is installed; ceramic wool is staffed in the gaps between the surroundings of the fireproofing glass and the TC plate; and then the fireproofing glass is pasted with a second layer of watertight rubber strip and a second layer of fireproofing expansion strip; a press plate is fixed with the window frame, and the decorating plate is fixed with the baffle plate and the window frame. The surroundings of the fireproofing glass, the base plate and the press plate are all sealed by silica gel. The fireproofing rectangular window has simple, compact and reasonable structure and excellent fireproofing, sound-insulation and weather-tight effects. The fireproofing rectangular window has attractive appearance and high unitization and can meet the fireproofing demand in the 120-minute test.

The invention relates to the technical field of intelligence, in particular to an intelligent door lock handle clutch with a fireproof function. The clutch comprises a handle adapter assembly, a handle clutch assembly and a driving device; the handle adapter assembly is composed of an outer handle square shaft, a handle adapter shaft, a handle adapter sleeve and a check ring, the handle clutch assembly is composed of an inner handle, a large square shaft, a small square shaft, a square head adjusting screw, a fireproof linkage piece, a driving spring and a pushing spirng; through the handle adapter assembly, the door opening action of the outer handle is connected to the handle clutch in a door, the handle adapter shaft is of a blind hole structure, after locking, the handle outside the door idles, and the defect that an existing outer clutch and a lock body bolt moving shaft hole are exposed is overcome; the defects of safety and reliability existing in an existing intelligent lock external clutch can be effectively overcome, the problem that a clutch and an electronic device fail due to overtemperature, and unlocking cannot be achieved is solved, the structure is ingenious, practicability and reliability are achieved, and the safety and the reliability of the intelligent lock are improved.

The invention relates to a non-dismounting non-painting composite thermal insulation board and a production process thereof. The thermal insulation board consists of an upper-layer board, a middle layer and a lower-layer calcium silicate board, wherein a plurality of fixed reinforcing belts are arranged between the middle layer and the lower-layer calcium silicate board. The production process comprises the following steps: fixing the fixed reinforcing belts on the upper surface of the lower-layer calcium silicate board by virtue of shooting nails or bolts, enabling the lower-layer calcium silicate board which is fixed with the fixed reinforcing belts in the step I to enter a bottom-layer paving station by virtue of a loading transmitting device, heating the surface layer of the lower-layer calcium silicate board by virtue of an electric heating tube to prepare melt of the middle layer, wherein the melt of the middle layer is polyurethane castable. The non-dismounting non-painting composite thermal insulation board has the advantages of a flame retardant function, capacity of conforming to fire protection requirements, no potential safety hazards, short construction period, durable use, capacity of continuously and automatically producing, great yield, short period, high efficiency, and guaranteed quality.

The invention discloses a manufacturing method of a heat preservation material with excellent fireproof performance. The heat preservation material is prepared from a mixture of graphene, zirconia, alumina and polystyrene. The manufacturing method of the heat preservation material comprises the following steps of graphene preparation; graphene-zirconia-alumina composite material preparation; anti-flaming heat-preservation mixture preparation; heat preservation material preparation. Compared with the prior art, the heat preservation material has better flame retardancy and low smoke density, is toxity-free and pollution-free, has a higher fireproof grade and accords with an environment protection requirement.

The invention relates to a book carrying cart for a library, and belongs to the technical field of book supplies. The book carrying cart for the library comprises a cart body frame, a partition board,corona dischargers, supporting legs and universal wheels, wherein the corona dischargers are arranged on the side wall of the cart body frame, and the supporting legs are installed at the lower end of the cart body frame. The book carrying cart for the library further comprises a bicycle electric generator and a storage battery, rotating shafts of the universal wheels are connected with the inputend of the bicycle electric generator for driving the bicycle electric generator, the output end of the bicycle electric generator is connected with the storage battery through a circuit, and the outer surface of the cart body frame is coated with refractory coatings. The book carrying cart for the library can prevent books from absorbing dust and debris, and the refractory coatings of the cart body frame greatly improves the fire resistance of the book carrying cart for the library; the book carrying cart for the library meets the fire prevention requirements of the library, does not supportcombustion or burn when the library is in an accidental fire, and effectively reduces the loss when the library is in an accidental fire.

An integrated branch smashing, storing and transporting vehicle comprises a storing and transporting vehicle body, a branch smashing device and a vehicle box used for loading branch chippings are arranged on a chassis of the storing and transporting vehicle body, and the branch smashing device is connected with the chassis through a fixing device. The branch smashing, storing and transporting vehicle integrates smashing, storing and transporting, one vehicle serves as one production line, an automatic operation system is adopted, and the branch smashing, storing and transporting vehicle has aprimary classification function and can automatically sort bark and leaves; the crushed branch chippings are directly stored in the carriage, so that the volume can be effectively reduced by 70%-90%;closed operation is adopted, so that flying dust and noise are avoided, the whole smashing process is green, low-carbon, environmentally friendly and free of worries; and branch stacking can be effectively reduced, the fireproof requirement is met, and potential safety hazards are reduced.

The invention discloses a full-automatic amino acid hydrolysis instrument which comprises a shell and a heating cavity, the heating cavity is arranged above the shell, a vacuum switching block is arranged in the center of the interior of the heating cavity, an air support base is arranged above the heating cavity, and a proximity switch is arranged below the heating cavity. A control touch screen is arranged on the left side of the heating cavity, an upper cover is arranged at the rear end of the shell, and a hinge is arranged at the joint of the upper cover and the shell. According to the multi-guarantee design of heating power and temperature control, sufficient heating is guaranteed, and fire disasters are avoided; the equipment is provided with a precise full-automatic vacuumizing and nitrogen filling mechanism, so that oxygen can be fully discharged, and a sample can be fully hydrolyzed. Due to the closed-loop pipeline design, hydrolysis can be carried out in a closed space, so that the safety of a sample is guaranteed, and the leakage risk of corrosive sample liquid and gas is reduced. Temperature-controlled vacuum drying is achieved, transfer concentration treatment is not needed, the hydrolysis process is completed in one step, and samples are safer and more efficient.

The invention relates to a fireproofing rectangular window which comprises a brattice, a base plate, a baffle plate, a TC plate, a decorating plate, a window frame and fireproofing glass. The fireproofing rectangular window is characterized in that the base plate is pasted with a first layer of watertight rubber strip and a first layer of fireproofing expansion strip, and than the fireproofing glass is installed; ceramic wool is staffed in the gaps between the surroundings of the fireproofing glass and the TC plate; and then the fireproofing glass is pasted with a second layer of watertight rubber strip and a second layer of fireproofing expansion strip; a press plate is fixed with the window frame, and the decorating plate is fixed with the baffle plate and the window frame. The surroundings of the fireproofing glass, the base plate and the press plate are all sealed by silica gel. The fireproofing rectangular window has simple, compact and reasonable structure and excellent fireproofing, sound-insulation and weather-tight effects. The fireproofing rectangular window has attractive appearance and high unitization and can meet the fireproofing demand in the 120-minute test.

The invention discloses an implementation method for a watertight valve with the fire damper function. The method comprises the steps that S10 the watertight valve is arranged on an air hose at a bulkhead of a ship; S20, a fire detection device is arranged in a valve bypass pipeline of the watertight valve; and S30, the watertight valve is connected to the fire detection device, and when the firedetection device detects that the interior of the ship is on fire, the watertight valve is automatically closed. The method has the advantage that when the watertight valve does not enter a fire damper system of the ship, the fire damper function can be achieved. The invention further provides a watertight valve system with the fire damper function. The watertight valve system comprises the watertight valve in the implementation method for the watertight valve with the fire damper function and has the advantages that fire detection can be carried out on the interior of the ship, and the safetyof the ship can be improved.

A method for achieving a water-tight valve having a fireproof air damper function, comprising step S10, step S20 and step S30: step S10 comprises installing a water-tight valve in an air duct of the bulkhead of a ship; step S20 comprises disposing a fire detection device in a pipeline next to the valve of the water-tight valve; step S30 comprises connecting the water-tight valve to the fire detection device such that the water-tight valve automatically closes when the fire detection device detects that a fire is ignited at an inner portion of the ship. The present invention may guarantee that the water-tight valve has a fireproof air damper function when a fireproof air damper system of the ship has not been not entered. A water-tight valve system having a fireproof air damper function, comprising the water-tight valve of the method for achieving a water-tight valve having a fireproof air damper function, wherein the system may detect fires at the inner portion of the ship and may improve the safety of the ship.

The invention relates to a fireproof lock for a ship. The fireproof lock for the ship comprises a lock cylinder, a spring bolt, a cam mechanism and a buckle. The cam mechanism comprises a rotating shaft, a stop block and a torsion spring. The lock cylinder is located on the outer side, one end of the lock cylinder is provided with a key insertion hole, and the other end of the lock cylinder is connected with the cam mechanism. The spring bolt is located on the inner side and is a spring bolt with the middle concaved into an opening cavity. The cam mechanism is arranged in the cavity of the spring bolt. The spring bolt is connected with the lock cylinder through the cam mechanism. The rotating shaft is connected with the center position of the lock cylinder. The stop block is arranged at the end of the outer portion of the rotating shaft, and a movable structure is composed of the stop block and the rotating shaft. The movable structure is connected with the torsion spring to form a force-controllable movable structure. The fireproof lock for the ship has the beneficial effects that firstly, the fireproof lock is made of an all-metal material and does not deform after being heated; secondly, the embedded type buckle is adopted, the structure is simple, and the appearance is elegant; thirdly, the lock cylinder is connected with the spring bolt through the cam mechanism, and therefore the requirement of the door lock is met under the premise that the fireproof requirement is met; and fourthly, the self-ejecting type spring bolt is adopted, and use is convenient.

The invention discloses a fabric singeing machine, which comprises a plurality of cloth feeding rollers, and a fabric hot ironing device, an electrostatic field and a singeing device which are sequentially connected through the cloth feeding rollers, the fabric hot ironing device comprises at least two oppositely arranged hot air pipes, a certain gap is arranged between the two hot air pipes, a fabric can pass through the gap, and the singeing device is connected with the electrostatic field through the cloth feeding rollers. The singeing device comprises a plurality of electric heating wires arranged on the upper side and the lower side of the fabric, electric heating wire heat radiation openings are formed between the electric heating wires on the upper side and the lower side, the fabric passes through the electric heating wire heat radiation openings, and dust suction devices matched with the singeing device are arranged on the upper side and the lower side of the singeing device. A filtering mechanism used for filtering hairiness and dust is arranged in the dust suction device, a waste heat collecting device communicated with the dust suction device is arranged at the air output end of the dust suction device, and the output end of the waste heat conveying pipe is communicated with the input end of the hot air pipe.

The invention provides a lightweight maglev train driver's cab cover and an integral molding process thereof. This kind of lightweight maglev passenger car driver's cab cover includes a cover body, and the cover body includes a right side cover plate, a front cover plate, a coupler cover plate, a left side cover plate and a bottom cover plate, and the cover body is made of glass fiber and carbon fiber. It is made of hybrid fiber composite material with reinforcement and thermosetting resin as the matrix. And by using the split combination mold of the above five parts, the traditional train driver's cab and the shroud are integrally formed. The formed hybrid fiber composite cab is more than 30% lighter than the current FRP cab, and has high strength, high damage tolerance, low notch sensitivity, and impact resistance, flame retardancy, corrosion resistance, aging and Excellent fatigue properties.

The invention comprises a shell, a hearth, a burner disposed in the hearth, a gas control valve and a gas pipeline on the burner, a control system on the shell and a balanced forced air-exhausting system in the hearth. The balanced forced air-exhausting system includes a smoke-collecting hood, a forced exhausting fan, a smoke-discharging pipe, a smoke-discharging and air-intaking switching disc, a double-layer flue pipe, a fresh air distributing chamber, a fresh air pipeline and a fresh air outlet. Because of using the balanced forced air-exhausting system, the invention can achieve the goal of forced smoke-discharging and intaking fresh air.

This invention involves a kind of nanometer silicon and moulds the complex board, have 1 base plate, a stated one have base plate 1 contain the following composition basically (the ratio by weight): Nanometer powder carbon dust 18-25, the carbon dust of one micron of powder 20-30, micron oxidizes calcium 15-25, Portland cement is 10-15, the calcium sulfate 1-2, nonpoisonous glue 4-6, strengthen materials 5-12. Its production method is to select materials pro rata, add water to mix, Form the material thick liquid; It is material not which mix even the thick liquids enter mould shaping of or The roller presses shaping; Maintain and finalize the design. Nanometer, one micron of fly ash Rational matching, make light to excel in quality its, can saw, can plane, Can bore, can nail, all functions that the timber has of can stick to ing etc., Can substirute the existing plywood, density board, fine Link the board, shaving board, fine workmanship plank, apply to the furniture and make, Fields, such as decorations, etc., not merely with low costs, cheap, Mainly prevent a Large amount of trees from being cut down, has protected and grown even more Attitude natural environment.

The invention relates to a non-removal and non-painting composite thermal insulation board and its production process; the thermal insulation board is composed of an upper layer board, a middle layer and a lower calcium silicate board, and several The fixed reinforcement strip, the production process, includes the following steps: fixing several fixed reinforcement strips on the upper surface of the lower calcium silicate board by nails or bolts, fixing the lower calcium silicate board with several fixed reinforcement strips as described in step 1 It enters the bottom layer laying station through the feeding conveying device, and the surface layer is heated by the electric heating tube to prepare the molten material for the middle layer. The molten material for the middle layer is polyurethane castable, which has flame retardant function and meets fire protection requirements. , no safety hazard, short construction period, durable use, and continuous automatic production, large output, short cycle, high efficiency, and guaranteed quality.

The present invention relates to one kind of building equipped with public corridor with two or more lighting and ventilating gullets. The vertical gullet is formed with the notched outer walls in continuous stories and has windows or doors in the side wall and communicating ports to the corridors. The gullet provides the corridors and near rooms with ventilation and light. The building of the present invention has the advantages of improved ventilating and lighting, increased depth, saving in land, low power consumption, low cost, etc.

Disclosed is a preparation process of a flexible butyronitrile double-sided adhesive tape fire hose. NBR / PVC7030 is used as the main adhesive and is mixed with other ingredients by changing the temperature. The flexible butyronitrile double-sided adhesive tape fire hose is small in density, soft to touch, good in elasticity, high in strength, has a bright surface, excellent weather and ageing resistance, is fire retardant, is capable of meeting fire protection requirements, and is safe and reliable. The flexible butyronitrile double-sided adhesive tape fire hose has a extending and bending strength resisting quality, can withstand tearing and rough force transmission, and will not be damaged under extreme conditions. An inner layer rubber pipe and an outer layer rubber pipe are subjected to high-temperature high-pressure press-fitting with a reinforcing layer twice; tape folding is performed once in the middle; the rubber pipes are subjected to a chemical reaction and physical absorption with the reinforcing layer through a resorcinol-formaldehyde-silica system; compact combination is achieved; and the produced double-sided adhesive tape is high in integrity, good in flexing resistance and long in service life. Further, the water hose is flat, soft, low in weight, easy to unfold and fold, and capable of effectively lowering the labour intensity of users and improving comfort during use, and since the covering layer is provided with corrugations, the fire hose is resistant to corrosion, is insulating, has a good corrosion resistance and a long service life.