143results about How to "Achieve heat insulation" patented technology

The invention provides a cigarette heater, which comprises a heating component and a heat insulation component used for insulating the heating component; the heating component comprises a bracket, anelectromagnetic coil wound on the bracket and an induction heating body for inducting the electromagnetic coil; the bracket is internally provided with a heating cavity for accommodating cigarettes; the heat insulation component comprises afirst heat insulation layer sleeved outside of the heating component and an outer heat insulation sleeve arranged outside the first heat insulation layer alongthe radial direction of the heating cavity; at least one layer of a second heat insulation layer is laminated between the first heat insulation layer and the outer heat insulation sleeve; the second insulation layer comprises a layer of gaseous medium. According to the invention, the heating part comprises an inner layer induction heating body and the electromagnetic coil; and multiple layersof heat insulation structures are also arranged from the inside to the outside for guiding the heat and limiting the divergency, the diffusion of the heat to the surface layer and the inner part of an electric heating smoking device is prevented as much as possible, and the heat insulation efficiency is better.

The invention relates to a quantum dot film, a preparation method thereof, a backlight module group and a commercial quantum dot display. In the quantum dot film, a thermal insulation layer and a sealing protection layer are arranged on a quantum dot material layer to realize heat insulation, water-resisting and oxygen isolating protection for the quantum dot material layer. In this way, the quantum dot film has high temperature resistance performance, and is applicable to commercial displays, spliced screens and other large display equipment requiring long-time displaying. The applicability of the quantum dot film is improved. The backlight module group and the commercial quantum dot display employing the quantum dot film realize long-time displaying under relatively high temperature. The service lifetime of the backlight module group and the commercial quantum dot display is prolonged.

The three-dimensional hollow double sandwiched fabric consists of one upper layer interwoven with two upper ground warp layers and one upper weft yarn layer, and one lower layer interwoven with two lower ground warp layers and one lower weft yarn layer, as well as one middle layer interwoven with two middle ground warp layers and one middle weft yarn layer. The weft yarn layers in the upper layer, the middle layer and the lower layer are also interwoven with the poil warps, so that the upper layer, the middle layer and the lower layer are connected integrally to form one hollow double sandwiched structure. The fabric of the present invention is uses as reinforcing body of composite material, and the composite material with the fabric is light, high in impact strength, high in antiwear performance, high in bending performance and high in rigidity. The double sandwiched structure may be also used in heat insulation, anticorrosion, real-time monitoring, etc.

The invention discloses insulated crack-resistant protective light dry mortar for external thermal insulation of an exterior wall. The insulated crack-resistant protective light dry mortar comprises the following raw materials by mass percent: 25-35% of cement, 15-25% of vitrified microbead, 8-15% of quartz powder, 5-10% of coal ash floating bead, 1-5% of perlite, 5-15% of rubber particles, 3-10% of metakaolin, 1.0-1.5% of rubber powder, 0.1-0.3% of water reducing agent, 0.2-0.5% of anti-crack fiber, and 0.2-0.4% of cellulose ether, wherein the sum of the components by mass percent is 100%. The preparation method of the dry motor comprises the step of agitating and mixing the weighed raw materials. The using method comprises the steps of agitating and mixing water with the dry motor according to the mass ratio of (4-5):4. By adopting the insulated crack-resistant protective light dry mortar, rubber is added to cement-based crack-resistant protective dry mortar, so that the brittleness of the cement-based protective motor material is improved, the problems that the existing coating mortar is easy to crack and poor in durability are solved, and the thermal insulation and crack-resistant functions are really achieved.

The invention relates to a furnace-free front storage bin feeding device for a biomass power plant. The blanking is directly performed by employing a charging belt, a charging belt corresponds to a distributor, a distributor is provided with two discharge openings; the discharge openings of each distributor are butted with a spiral feeding device through a blanking pipe; and four spiral feeding devices respectively corresponds to four feeding holes of a corresponding boiler. The device is easy, convenient and high in adaptability, the transfer link is reduced, the failure rate of the system is reduced, the height of the charging belt is reduced, the bridging and bulking phenomena in the traditional stokehole storage bin are avoided, the floor area is saved, and the cost is saved; and meanwhile, the device has good practical using effect of various biomass fuels, the stability, reliability and the safety of equipment operation in a feeding system are improved, and the device can be widely applied to various boilers for biomass power generation, and are particularly applied to circulating fluidized bed boilers.

The invention particularly relates to a combined mechanical seal device which comprises a moving ring, a static ring assembly, a static ring housing, a floating ring assembly and an O-shaped rubber ring. The static ring assembly is arranged in the static ring housing and comprises an end face block assembly, a rotation-preventing pin, a spring and a damping belt. The end face block assembly comprises a static ring, a static ring seat, a film box assembly and a rear ring which are arranged in sequence. The damping belt is located in an annular groove of the inner surface of the static ring housing. The floating ring assembly comprises a floating ring, a cover plate and a floating ring housing, wherein the floating ring penetrates through a rotor to be arranged in the floating ring housing, and a cover plate penetrates through a rotor to be fixedly arranged on two sides of the floating ring housing respectively. A cooling backflow channel comprises a bearing axial gap, a gap between the moving ring and a pressing ring, a static ring seat balance hole gap, a radial gap between a static ring seat and the static ring housing, a backflow channel I, an accumulated liquid cavity and a backflow channel II which are communicated in sequence. The combined mechanical seal device achieves long-service-life, low-friction and zero-leakage work of a mechanical seal under the working conditions of high temperature and high pressure.

The invention discloses a military puncture-proof, tear-resistant, anti-static and high-barrier camouflage painting composite which sequentially comprises a nylon camouflage cloth camouflage layer, a high-barrier layer taking aluminum foil as a substrate, and a heat sealing layer of a polyurethane elastomer film from the outside in. A preparation method of the composite comprises the steps of A preparing the high-barrier layer, and compositing polyethylene glycol terephthalate film and a polyamide film on the upper and the lower surfaces of the substrate, namely the aluminum foil, B compositing the upper surface of the high-barrier layer with a camouflage layer and curing, C compositing the lower surface of the high-barrier layer with the heat sealing layer of the thermoplastic polyurethane elastomer film and curing, and D coating the internal surface of the heat sealing layer with an antistatic agent, and obtaining the camouflage composite. According to the composite and the method, with the adoption of specific compositing and curing processes, the prepared camouflage composite has puncture-proof, tear-resistant, anti-static and high-barrier functions and the like, a protection envelope prepared by the material can effectively prevent army materials from being damp during long-term field storage and transportation, and the storage and transportation quality of the materials is improved.

The invention relates to a multifunctional phosphating solution and a preparation method and application thereof. The multifunctional phosphating solution comprises liquid A and liquid B and is characterized in that a ratio of the liquid A to the liquid B in the multifunctional phosphating solution is 1: 0.1-1. The liquid A comprises the following substances, by mass, 26 to 48 parts of diammonium phosphate, 0.9 to 12 parts of phosphoric acid with a concentration of 85%, 0.8 to 1.8 parts of metal powder, 0.6 to 1.4 parts of animal glue, 0.4 to 10 parts of calcined gypsum powder and 0.3 to 0.8 part of alum, with the balance being water. The liquid B comprises the following substances, by mass, 20 to 46 parts of zinc dihydrogen phosphate, 38 to 55 parts of zinc nitrate, 2 to 3.8 parts of sodium fluoride, 2 to 4 parts of zinc oxide and 2 to 6 parts of phosphoric acid with a concentration of 85%, with the balance being water. The multifunctional phosphating solution provided by the invention is composed of the liquid A and the liquid B, can realize removal of oil and rust at the same time and has the efficacy of rust protection, heat insulation, high temperature resistance, heat preservation, flame retardation, noise abatement, shock prevention, isolation, pollution cleaning and resistance to fire. The multifunctional phosphating solution has the following beneficial effects: a fast rust removal speed, great thickness of a formed film, long antirust time, etc.

The invention discloses a flameless combustion chamber for a Stirling engine and an implementation method of the flameless combustion chamber. The flameless combustion chamber comprises a combustion chamber housing, a combustor and a heat exchanger; the housing consists of an upper housing part and a lower housing part; an exhaust pipe is arranged at the top of the housing; a heat exchanger barrelis arranged at the bottom of the housing; the lower housing part is connected with the top of the heat exchanger barrel into a whole; the top of the heat exchanger barrel, the lower housing part andthe upper housing part form a combustion chamber space; a hot cavity of the Stirling engine is formed in the lower end of the heat exchanger barrel; the top of the heat exchanger barrel separates thecombustion chamber from the hot cavity; the combustor and the heat exchanger are arranged in the housing from the top to the bottom sequentially; the heat exchanger comprises a circle of heat exchangepipes arranged in a reverse-U-shaped manner; and one ends of the heat exchange pipes communicate with the hot cavity of the Stirling engine, and the other ends of the heat exchange pipes communicatewith a reheater, thus a circuiting working medium system is formed. The implementation method comprises the step that the combustion chamber is used for combustion. The flameless combustion chamber and the implementation method have the characteristics that the combustion chamber is uniform in temperature, the combustion efficiency is high and the safety and reliability are achieved. The flamelesscombustion chamber is particularly suitable for the Stirling engine for use.

The invention discloses a plastic composite brick, which is characterized by the following: comprising plastic panel and injection moulding element; squeezing and forming the plastic panel directly; or squeezing; proceeding plastic uptake form; proceeding injection made and form directly; or compositing with multiple of injecting moulding element; binding or welding the upper of the injection moulding element and the lower surface of the plastic panel together; arranging back-off or cog at the bottom of the injection moulding element; arranging orientation and water-retaining structure at the relative two edges; binding or welding the edge of the plastic panel and the coincidence edge of the injection moulding element together. This invention is environment protection, which is a new type wall covering material.

The invention provides an integrated thermal protection structure for the leading edge of a hypersonic aircraft pneumatic rudder, which is integrally designed and comprises a heat protection skin, a heat pipe, a heat absorption device and a heat insulation layer, wherein the heat protection skin is arranged on the outer surface of the leading edge of the pneumatic rudder; the heat absorption device is arranged on the inner surface of the heat protection skin; the heat pipe is fixedly connected with the heat absorption device; the heat pipe is arranged on the inner surface of the heat absorption device; and the heat insulation layer is fixedly arranged on the inner surface of the heat pipe. The invention also provides a coolant circulating system and a hypersonic aircraft. According to theinvention, the deformation of the leading edge of the aircraft pneumatic rudder is small, the heat flow density is small, the aerodynamic characteristic of the aircraft with high lift-resistance ratioand the operability of the pneumatic rudder are kept, the problems of material failure caused by large heat flow of the leading edge of the aircraft pneumatic rudder and poor pneumatic load bearing capacity caused by high flying speed are solved, the extreme distribution of the temperature of the leading edge of the pneumatic rudder is avoided, and the long-time thermal insulation of the aircraftis achieved.

The invention relates to a heat insulation communication chassis. The heat insulation communication chassis comprises a chassis body (1), and a heat insulation board (2). By arranging the heat insulation board (2) at the top of the chassis body (1), effective heat insulation and heat dissipation effects can be conducted on the chassis body (1), and therefore normal and stable operation of a communication device inside the chassis is guaranteed. Furthermore, the heat insulation communication chassis has the advantages of being simple in structure, easy to implement, and capable of possessing high market promotion value.

The invention discloses a main body brick used for constructing a hollow wall. The main body brick comprises a brick body which comprises a first long edge, a second long edge, a left rib and a right rib, limiting bosses are arranged on the upper ends of the left rib and the right rib, limiting grooves matched with the limiting bosses are formed at the lower ends of the left rib and the right rib, protruding strips are arranged at the upper ends of the first long edge and the second long edge, lower grooves matched with the protruding strips are formed at the lower ends of the first long edge and the second long edge, and the brick body is provided with through holes penetrating from top to bottom. When the main body brick is used for constructing the wall, upper-layer building blocks are piled on lower-layer building blocks, and the limiting grooves of the upper-layer building blocks are clamped on the limiting bosses of the lower-layer building blocks, so that the wall can be constructed more quickly and more accurately, and the constructed wall can be straight and smooth without string pulling or other methods. The wall constructed by the main body brick can realize ventilation, temperature preservation and heat insulation.

The invention discloses a building block. The building block comprises a first elongated edge and a second elongated edge arranged at a certain distance, and a rib connecting the first and second elongated edges. The upper end of the rib is provided with a limiting bump. The lower end of the rib is provided with a limiting groove matched with the limiting bump. Raised lines are arranged on the upper end faces of the first and second elongated edges. Transverse decorative concave slits are formed between the raised lines and the external end faces of the first and second elongated edges. Filler grooves are formed between the inner sides of the raised lines and the upper side wall. According to the building block provided by the invention, when the building block is used to build walls, the wall building speed can be improved to a great extent, the wall building time can be shortened, and the labor can be further reduced. The wall built by the building blocks provided by the invention has the advantages of ventilation, insulation and heat protection, and is further convenient to wire, and the external wall is not needed to be decorated again.

The invention belongs to the technical field of machining, and discloses a piston manufacturing method and a piston. The piston manufacturing method comprises the steps that the top surface of a piston matrix is coated through magnetic control injection to form a metal layer, wherein the metal layer is a composite metal layer of aluminum oxide and zirconium oxide; and electrochemical reaction is performed on the metal layer by adopting a micro-arc oxidation mode to form a ceramic layer, wherein the ceramic layer is of a hole-shaped structure. According to the piston manufacturing method, aluminum oxide is added on the basis of zirconium oxide due to the composite metal layer of aluminum oxide and zirconium oxide, so that the heat capacity of the metal layer is effectively reduced, the situation that the temperature of a combustion chamber rises because heat insulation stores a lot of heat is avoided, and sufficient combustion of fuel is facilitated. At the same time, the ceramic layeris of a loose structure and has low heat capacity, so that the heat capacity of the piston matrix is further reduced. In addition, the air heat conductivity coefficient in a micro-hole coating is extremely small, and the heat conductivity of air is poor, so that heat transfer from high-temperature gas to the piston matrix can be hindered, and the heat conductivity of the piston matrix is effectively reduced.

The invention discloses a stable interior wall decorative material which comprises a fiber cloth\glass fiber layer. An upper PVC (polyvinyl chloride) layer and a lower PVC layer are arranged on the upper side and the lower side of the fiber cloth\glass fiber layer, the upper PVC layer comprises a surface abrasion-resistant layer and a microporous cell layer, and the microporous cell layer is arranged between the surface abrasion-resistant layer and the fiber cloth\glass fiber layer; the lower PVC layer is a foam layer, the upper PVC layer further comprises a surface coating layer, and the surface abrasion-resistant layer is arranged between the surface coating layer and the microporous cell layer. The invention further discloses a method for manufacturing the stable interior wall decorative material. The stable interior wall decorative material and the method have the advantages that the high-performance fiber cloth\glass fiber layer is compounded with PVC materials, so that the stability and the strength of the product can be improved, the stable interior wall decorative material is excellent in characteristics such as flame retardance, heat insulation, damp proofing, sound insulation and mildew proofing, and is long in service life, and patterns on the surface of the product are rich and varied.

The invention relates to a high-temperature-resistant screw conveyor, which comprises a motor control system, a material conveying system and a cooling sealing system. The cooling sealing system is coaxially arranged between the material conveying system and the motor control system and comprises a solid heat-insulating and sealing device which is communicated with the material conveying system through a screw shaft connector, a solid feed inlet is arranged above the solid heat-insulating and sealing device, a discharge outlet is arranged below the solid heat-insulating and sealing device, solid particles passing the solid heat-insulating and sealing device are used for heat insulating and cooling. The cooling sealing system further comprises an air cooling device and a liquid circular-cooling device which are coaxially arranged between the solid heat-insulating and sealing device and the motor control system and share the same cylindrical cavity, and a casing of each cylindrical cavity has a hollow interlayer structure. The high-temperature-resistant screw conveyor has the advantages of simple structure and capability of conveying high-temperature materials and the like.