32results about How to "Improve thermal insulation" patented technology

The invention discloses a fiber foamed concrete and a preparation method thereof. The fiber foamed concrete comprises the following raw materials in parts by weight: 5290 parts of cement, 4965 parts of water, 1.361 part of foaming solution, 1.2964 part of fly ash and 10 parts of fiber. The preparation method comprises the following steps: proportionally weighing the components; sequentially adding the cement and fly ash into a stirrer, proportionally weighing the water, uniformly stirring the mixture by the stirrer, and adding the fiber; preparing and adding the foaming solution; gradually adding the foam into the mixture, and continuously stirring until all the components are uniformly mixed; pouring the mixture into a mold on which lubricating oil is brushed, and curing in a curing chamber; after 24 hours, removing the mold; and respectively curing for 3 days, 7 days and 28 days for experimental detection. The fiber foamed concrete has the advantages of favorable thermal insulation property, favorable compression resistance and favorable bending resistance, and is applicable to a railway bed strengthening layer.

The application relates to the field of assembly building technology and discloses an assembled sound insulation and shock absorption laminated floor slab, which comprises a pouring plate, the outer part of the pouring plate is provided with a cladding structure, the cladding structure comprises a main frame, a side stop, an upper stop rod and a connecting groove, the two upper stop rods are fixedly installed on the side stop, the upper stop rod can be detachably connected with the main frame and forms a box body structure to cladding the pouring plate, a connecting groove is arranged on one side of the main frame, and a protrusion is fixedly arranged on the other side of the main frame; and a cushion block assembly, the pouring plate is assembled with the main frame, the side stop and the upper stop rod at a construction site after being prefabricated in a factory, the modular design makes the components separable for transportation, the size and weight of a transportation unit are greatly reduced, the transportation cost and hoisting difficulty are reduced, the on-site assembly is flexible, the size deviation of the actual installation position can be fine-tuned, and the adaptability is high.

The invention relates to the technical field of building energy conservation, heat preservation and heat insulation materials, and discloses a flame-retardant phase-change heat preservation and heat insulation building material and a preparation method thereof.The preparation method of the flame-retardant phase-change heat preservation and heat insulation building material comprises the following steps that paraffin is loaded in ZnO / CuO hollow microspheres to obtain phase-change microspheres; modifying the phase change microspheres with polydopamine and acryloyl chloride to obtain functionalized phase change microspheres; the preparation method comprises the following steps: carrying out graft polymerization on a phosphorus-containing eugenol compound and 1-amino-5-hexene-2-alcohol on the functionalized phase change microspheres to obtain multifunctional phase change microspheres; polyether polyol, functionalized polyol, myricetin, multifunctional phase-change microspheres and the like are used as raw materials, foaming is performed, and the flame-retardant phase-change heat-preservation and heat-insulation building material is obtained. The flame-retardant phase-change heat-preservation and heat-insulation building material is excellent in heat-preservation and heat-insulation performance, flame-retardant performance and mechanical performance, has anti-ultraviolet performance and antibacterial and mildew-proof performance, can reduce erosion damage caused by external conditions, and prolongs the service life.

This utility model discloses a biomass thermal energy storage and heating device, relating to the field of thermal energy storage technology. It includes a tower body with an air outlet, a water return inlet, an air inlet, and a water return outlet at its upper and lower ends, respectively. The air outlet and air inlet are vertically aligned, as are the water return inlet and water return outlet. The tower body is equipped with layered partitions that divide the interior into multiple filling cavities. Each filling cavity is filled with a heat-storing medium. Each filling cavity also has vertical partitions, with multiple partitions dividing the filling cavity into multiple non-connected areas. By dividing the filling cavity into multiple areas through these partitions, this utility model allows for the simultaneous introduction of air and water for heat exchange without mutual interference, thus achieving simultaneous heat storage and release. This makes it more convenient to use and provides better heat storage and heating effects.

This invention relates to a thermally insulating and high-pressure resistant polypropylene material, comprising the following components in parts by weight: polypropylene resin, hollow glass fiber, modified nano-ATO, hollow glass microspheres, antioxidant, latex powder, nucleating agent, and lubricant; wherein the modified nano-ATO is a product obtained by coupling nano-ATO with MPS and then copolymerizing it with octadecene and acrylate. Because the modified nano-ATO introduces long alkyl chains of octadecene, which are similar in polarity to polypropylene, the two molecules are more tightly packed through intermolecular forces and entanglement between molecular chain segments. The modified nano-ATO contains ester groups and other oxygen-containing groups that form hydrogen bonds with the hydroxyl groups on the surface of the hollow glass fiber, resulting in strong interactions between the nano-ATO and both the polypropylene matrix and the hollow glass fiber. This gives the modified nano-ATO excellent compatibility and stability with other components, significantly improving the pressure resistance and other mechanical properties of the polypropylene material.

The utility model relates to the technical field of color steel tiles, in particular to a color steel tile with a heat insulation function, which comprises a metal single plate, a heat insulation layer is arranged below the metal single plate, and a protective layer is arranged below the heat insulation layer. The front end and the rear end of the metal single plate are upward to form triangular clamping grooves, so that the metal single plate can be conveniently butted with a photovoltaic module, and the joint of the pair of triangular clamping grooves and the middle part of the metal single plate is step-shaped. According to the color steel tile with the heat preservation and heat insulation function, the metal single plate, the heat preservation layer, the protective layer and the like form a composite structure, the good heat preservation and heat insulation effect is achieved, the service life is longer, triangular clamping grooves are upwards formed in the front end and the rear end of the metal single plate, and the color steel tile can be in butt joint with a photovoltaic module through the triangular clamping grooves; the photovoltaic assembly can be conveniently installed on the color steel tile, and the triangular clamping groove at the front end of the rear metal single plate can slide into the triangular clamping groove at the rear end of the front metal single plate, so that the adjacent color steel tiles can be connected, and the overall cohesion of the color steel tiles is stronger.

The utility model provides a multi-level heat preservation electronic wire harness, which belongs to the technical field of electronic wire harnesses and comprises a wire harness body and connectors, the left end and the right end of the wire harness body are electrically connected with the connectors, the wire harness body comprises a core wire, a heat preservation layer, an anti-freezing layer, a heat insulation layer and an insulation layer, the core wire is located on the innermost side of the wire harness body, and the heat preservation layer is wrapped on the core wire. The outer side surface of the heat preservation layer is coated with an anti-freezing layer. According to the utility model, the insulating layer is arranged, the insulating layer is made of the fluorosilicone rubber material, the fluorosilicone rubber has a wider temperature-resistant range, can be usually used in a temperature range of-50 DEG C to 250 DEG C, and has excellent heat resistance and oxidation resistance, and the electrical insulation property of the fluorosilicone rubber is equivalent to that of silicone rubber, so that the insulating property of the fluorosilicone rubber is ensured; however, due to the enhanced chemical corrosion resistance, the fluorosilicone rubber is possibly more suitable for use in some special environments, and the fluorosilicone rubber cannot be hardened at low temperature, so that the flexibility of the wire harness body 1 is ensured, and the service life of the wire harness body is ensured.

The application relates to a turnover beam and a double-door refrigerator, the turnover beam comprising a front cover, a middle cover and a rear cover, the middle cover being arranged between the front cover and the rear cover and being connected and sealed with the front cover and the rear cover respectively; and along the thickness direction of the turnover beam, a first vacuum layer is enclosed between the front cover and the middle cover, and a second vacuum layer is enclosed between the middle cover and the rear cover. The turnover beam can be heat-insulated by the first vacuum layer and the second vacuum layer, so that the turnover beam of the application adopts double-layer vacuum layers for heat insulation, so that the turnover beam has good heat-insulating and protecting performance, so that the loss of cold energy of the turnover beam applied to the double-door refrigerator can be reduced, and the risk of condensation during use of the turnover beam can be reduced.

The vacuum composite structure mute constant-temperature file cabinet comprises a file cabinet shell, a supporting heat preservation partition plate divides the interior of the file cabinet shell into an upper cooling function area and a lower mechanical working area, a metal box is arranged on the upper portion of the cooling function area, a grating hole channel is formed in the bottom of the metal box, and the outer side of the upper portion of the metal box is covered with a heat preservation cover plate; an evaporator is placed in the metal box, and an arc-shaped heat preservation layer is arranged on the inner side of the side wall of the cooling function area in a matched mode. A base plate is arranged at the bottom of the mechanical working area, a shock absorber assembly is arranged on the base plate, and a condenser, a throttling valve and a compressor are arranged on the shock absorber assembly. The evaporator, the condenser, the throttling valve and the compressor are connected through pipelines, a temperature sensor is arranged in the cooling function area and is in signal linkage with the compressor, and the temperature in the cooling function area is regulated and controlled to be kept within a set temperature range. By means of the multi-layer composite structure, the excellent performance of all layers of materials is effectively utilized, the overall heat preservation effect is remarkably improved, the damper assembly is arranged, and noise is reduced.

The application discloses a near-zero-consumption building construction activity board house wall structure, which comprises a positioning base, an I-shaped clamping plate and a board house wall body, the positioning base is anchored to a foundation, an I-shaped clamping plate is fixed above the positioning base, a sealing gasket is bonded to the inner side of the I-shaped clamping plate, and the two I-shaped clamping plates are clamped with the two sides of the board house wall body through the sealing gaskets respectively, the board house wall body comprises a water tank, an outer wall body, an inner wall body, a thermal insulation board and an interior trim board arranged in sequence from left to right, a vacuum assembly is arranged between the outer wall body and the inner wall body so as to reduce heat propagation, and a phase change material is arranged between the thermal insulation board and the interior trim board, the structure not only can realize good thermal insulation, but also has good heat storage function.

The invention discloses a heat insulation polytetrafluoroethylene composition for a missile electronic cabin cover, which adopts modified porous SiO2 as a functional filler, constructs a reversible solid-liquid phase change heat absorption system in a polytetrafluoroethylene matrix, and actively intercepts and stores intrusion heat through phase change latent heat, thereby significantly delaying the temperature rise of the back of the cabin cover; meanwhile, perfluoropolyether phosphate is introduced, so that the interface bonding between the filler and a matrix is greatly improved. The two components cooperate with each other, so that the composite material keeps the inherent low dielectric property and high mechanical strength of polytetrafluoroethylene while obtaining excellent dynamic heat insulation performance, and unification of wave transmission, heat insulation and bearing functions is realized. In addition, the process is completely compatible with an existing polytetrafluoroethylene mold pressing-sintering production line, equipment investment and energy consumption are reduced, and an efficient and low-cost technical path is provided for industrial preparation of the high-performance missile electronic cabin cover.

The present application relates to the technical field of energy storage battery, in particular to an energy storage battery and a module heat insulation drainage plate and a temperature and pressure collecting line heat insulation structure, the energy storage battery comprises a battery module, the top of the battery module is provided with a module end plate, the module end plate is provided with an electric core explosion-proof valve, further comprising a heat insulation drainage plate, the heat insulation drainage plate covers above the module end plate, the heat insulation drainage plate is provided with a plurality of through holes and the upper surface is covered with a heat insulation sheet, the heat insulation sheet can withstand high temperature above 600 DEG C, further comprising a temperature and pressure collecting line heat insulation structure, the temperature and pressure collecting line is located in the inside of the battery module, the temperature and pressure collecting line heat insulation structure comprises a temperature and pressure collecting line and a heat insulation pipe wrapped outside, the heat insulation pipe can withstand high temperature above 600 DEG C.The present application can isolate the high temperature and high pressure mixed combustible gas liquid outside the module, prevent the high temperature and high pressure mixed combustible gas liquid from falling to the top of the electric core, prevent the secondary heating of the electric core; it can ensure that each conductive wire harness is separated from each other, completely isolate the situation of mutual lap and internal short circuit.

This utility model discloses a fully prefabricated integrated decorative wall panel, including a wall panel body. Steel channels are attached to the top and bottom of the wall panel body, and side grooves are attached to the side walls of the wall panel body. A positioning mechanism is provided on the outer wall of the wall panel body. The positioning mechanism includes a first loading groove, a magnetic strip, a second loading groove, and a magnetic block. The first loading groove is respectively located at the top and bottom of the wall panel body, and steel channels are attached to both the top and bottom of the wall panel body. This utility model relates to the field of building engineering technology. This fully prefabricated integrated decorative wall panel, through the cooperation of the first loading groove, magnetic strip, second loading groove, and magnetic block, achieves the reduction of wall panel displacement caused by self-drilling wire vibration through magnetic force, keeping the deviation within a controllable range. This not only ensures the flatness and verticality of the wall surface but also increases the overall sealing effect of the wall surface, thereby improving the service life of the integrated decorative wall panel.

The utility model discloses an indoor design decorative line relates to indoor decoration technical field, and this decorative line includes the hard shell of built -in cavity, and the shell is filled with EPS foam to reduce the overall weight, and the outside of EPS foam is equipped with mesh cloth and enhances structural stability, the hard shell upper end opens multiple groups of connecting grooves, and the cooperation of glue promotes and the connecting firmness of wall body, the both sides of shell install the decorative board, and the inside of hard shell is equipped with the installation groove for installing the light bar to enrich the function, and the shell is equipped with the fixing device, and the device contains the connecting plate of recess, screw hole, fixed bolt and decorative board one side, and the connecting plate extends to the recess, and through fixed bolt passes through screw hole and connecting plate through -hole realizes the firm connection of decorative board, shell and wall body. Besides, the hard shell is L type, and adapts wall face corner etc. common decoration position. The utility model is light in weight, and the installation is convenient and has various functions, can satisfy modern indoor decoration demand.

The utility model relates to a heat insulation material and a product thereof, in particular to a heat preservation and insulation material and an animal house, the heat preservation and insulation material comprises a first material layer, a second material layer and a heat preservation and insulation layer, the heat preservation and insulation layer is arranged between the first material layer and the second material layer, and the heat preservation and insulation layer adopts aerogel composite fiber felt subjected to surface hydrophobic treatment. The heat conduction coefficient is extremely low, the waterproof effect is good, the first material layer and the second material layer are fabric layers with the waterproof effect, and the second material layer is provided with an anti-static layer; the animal house comprises a house body made of thermal insulation materials, a second material layer serves as the inner surface of the house body, the house body is further provided with an entrance and a light-transmitting opening, a detachable sunshade curtain is arranged at the light-transmitting opening, and the animal house is made of the thermal insulation materials, so that the animal house has good thermal insulation performance, waterproof performance and antistatic property; the method is suitable for animals.

The utility model relates to the technical field of building construction, in particular to an outer wall window construction node structure which comprises an outer wallboard, an outer window and a reinforced concrete floor, a positioning column is installed on the surface of the side, facing the outer wallboard, of the reinforced concrete floor, and a buffer layer is installed between the reinforced concrete floor and the outer wallboard. The buffer layer is arranged to actively absorb stress, direct acting force on the external wall board is reduced, and therefore the cracking risk of the mortar layer is reduced.

This invention discloses a horizontal rotating fluidized bed boiler, comprising: a main furnace; a frame disposed at the lower part of the main furnace; an air distribution chamber supported on the frame by rolling bearings at its bottom; a drive mechanism fixedly disposed on the frame, its output end being connected to the air distribution chamber for transmission; multiple vertically arranged air distributors in an array, the lower parts of the multiple air distributors being cast together by heavy castable material to form an integral disc structure with a high outer side and a low center; and a dynamic water seal structure, comprising: an annular water tank; and an annular baffle; the annular water tank rotates with the air distribution chamber, while the annular baffle remains stationary, and the outer edge of the disc structure is located above the inner region of the annular water tank. The uniform fluidization of this invention ensures thorough mixing of biomass fuel and air, resulting in more complete combustion and a more uniform temperature field in the main furnace, thereby directly improving thermal efficiency and reducing heat loss from incomplete combustion.

The utility model provides a steam heating bin pretreatment device suitable for semi-solid hazardous waste, which comprises a steam generator, a steam output pipe, a steam chamber, an SMP mixing bin and a steam loop pipe, one end of the steam output pipe is connected with the steam generator, the other end of the steam output pipe is connected with the steam chamber, the steam chamber is positioned between the inner wall of the SMP mixing bin and a stirring shaft of the SMP mixing bin, and the steam loop pipe is connected with the steam chamber. The steam output pipe is arranged in the steam chamber and is arranged on the inner wall of the SMP mixing bin, one end of the steam loop pipe is connected with the steam chamber, the other end of the steam loop pipe is connected with the steam generator, the steam output pipe electric control valve is arranged on the steam output pipe, and the loop pipe electric control valve is arranged on the steam loop pipe. According to the device, through combination of steam heating and mechanical stirring, the problem that the semi-solid hazardous waste cannot be stirred and mixed uniformly due to high-temperature melting or low-temperature solidification in the pretreatment stage can be effectively solved, so that efficient pretreatment of the semi-solid hazardous waste with high temperature sensitivity is achieved, and the fluidity and uniformity of the semi-solid hazardous waste are improved.

The utility model relates to gas chromatography analysis technical field, concretely is a kind of gas chromatography analysis device with multiple temperature zone column box, including device ontology, device ontology top is provided with gas path box, device ontology lower part is provided with electrical cabinet and column box, electrical cabinet is used to control column box, gas path box is used to supply gas to column box, wherein column box includes multiple column box units, each column box unit is provided with explosion -proof hot blower mechanism, and multiple column box units overlapping arrangement can constitute multiple temperature zones, electrical cabinet is provided with multiple electrical cabinet units, and electrical cabinet unit quantity is equal to column box unit quantity, and electrical cabinet unit position is matched with column box unit, by the big column box in the existing gas chromatography analysis device is replaced for multiple column box units, and each column box unit uses explosion -proof hot blower mechanism separately heating respectively, can let sample gradient temperature rise or temperature drop, also can protect part of not high-temperature-resistant device in column box, prolong service life.

This invention relates to the field of plastic alloy technology and discloses a preparation process for a high-toughness, heat-insulating PET-PE composite material. The invention involves melt-blending and extruding 10-25 parts by weight of polyethylene terephthalate (PET), 75-90 parts by weight of polyethylene resin, and 5-30 parts by weight of PET-grafted silica aerogel, followed by pelletizing to obtain the high-toughness, heat-insulating PET-PE composite material. The silica aerogel has PET molecular chains grafted onto its surface, and simultaneously, it chemically bonds long aliphatic carbon chains similar to those of polyethylene resin. This results in excellent interfacial compatibility between the silica aerogel and both the PET and PE resins in the composite material. The composite material maintains good flexural strength and impact strength. Furthermore, the silica aerogel is uniformly dispersed within the composite matrix, forming a continuous insulating network, reducing the thermal conductivity of the composite material, and thus exhibiting excellent heat insulation performance.

The utility model discloses a heat insulation bridge type steel wire net rack composite insulation board, including base plate, steel wire net rack and connecting piece, wherein, base plate includes multilayer mortar layer, thermosetting plate and insulation board, thermosetting plate and insulation board set up between multilayer mortar layer, steel wire net rack is constituted by first steel wire mesh and fine mesh steel wire net, and first steel wire mesh sets up in fine mesh steel wire net close to mortar layer one side, and base plate has preset gap with steel wire net rack, and a plurality of connecting pieces are through base plate and are connected with first steel wire mesh through a plurality of cable-stayed wires. In the application, through the combination of base plate and steel wire net rack, the base plate has fireproofing, high insulation type, insulation structure integration, no risk of falling off, wall heat insulation bridge, promotes energy saving and consumption reduction, through the stable connection system of connecting piece, cable-stayed wire and steel wire net rack, the whole is connected closely together, visual construction, low cost, reduces construction procedure and construction time.

The utility model discloses an integrated heat preservation board relates to heat preservation board technical field, including heat preservation board body, heat preservation board body top surface fixedly connected with T type plug -in board, T type plug -in board is provided with three groups, and heat preservation board body bottom is provided with T type insertion cavity groove, and T type insertion cavity groove sets up three groups, and T type insertion cavity groove and T type plug -in board correspond with each other and mutually match, and T type plug -in board and T type insertion cavity groove slidingly connect, and heat preservation board body one side fixedly connected with second mounting block, and heat preservation board body other side fixedly connected with first mounting block, and this setting is through adding positioning mechanism on heat preservation board body, and the user is fixed between the individual heat preservation board body assembly, simultaneously when transporting batch heat preservation board body, and the operator can limit fixed between two heat preservation board bodies through positioning mechanism in advance, so that batch heat preservation board body can be stably placed on the transport car, and the user is convenient to batch heat preservation board body transportation.

The invention relates to the technical field of building structures, and discloses an assembly type frame and an assembly type wallboard structure.The assembly type frame comprises two first keel pieces, two second keel pieces, a third keel piece and a fourth keel piece, the two ends of the first keel piece extend outwards along the U-shaped side wall to form a first convex edge and a second convex edge respectively; the sections of the fourth keel pieces are U-shaped, and openings of the fourth keel pieces are opposite; the two ends of the first keel piece extend into the two opposite ends of the two fourth keel pieces correspondingly. The first convex edge and the second convex edge are attached to the two inner side walls of the U-shaped section of the fourth keel piece respectively. The first keel pieces and the fourth keel pieces are connected through rivets, and the two first keel pieces and the two fourth keel pieces form a rectangular assembly type frame. The first keel piece and the fourth keel piece are connected through the rivets, the rivet holes can be prefabricated in advance, all the structures are integrally spliced, mounted and prefabricated, the structure is simple, machining is easy, the structure is reliable, the prefabrication rate of a factory is increased, and the overall assembly precision is ensured.

This invention specifically relates to a thermal insulation fabric and its preparation method. The thermal insulation fabric comprises the following raw materials in parts by weight: 70-90 parts of ethylene-vinyl acetate copolymer, 2-12 parts of polyethylene, 3-10 parts of polyolefin elastomer, and 3-10 parts of thermoplastic polyurethane, or further comprising 4-10 parts of ethylene propylene diene monomer (EPDM) rubber, 6-12 parts of foaming agent, and 0.5-5 parts of additives. For different formulation characteristics, supercritical physical foaming process and chemical foaming process are provided respectively. The supercritical process uses nitrogen and carbon dioxide as foaming agents, which is environmentally friendly and leaves no residue; the chemical foaming process ensures uniform dispersion of components through mixing and refining, and has strong process adaptability.

This invention provides an autoclaved aerated concrete (AAC) block and method for preparing it using phosphogypsum and glass powder. It belongs to the field of bulk solid waste resource utilization technology. It is an AAC block and method that enables large-scale, high-value synergistic utilization of phosphogypsum and glass powder, overcoming the problem of high dependence on natural resources in existing technologies. The product prepared by this method not only realizes the resource utilization of solid waste, but also achieves breakthroughs in key physical properties, with comprehensive advantages of being lightweight, high-strength, and having excellent thermal insulation properties.

The utility model discloses a composite drainage frost heaving prevention heat preservation roadbed in a seasonal freezing area, and belongs to the technical field of roadbed engineering. The roadbed structure is sequentially provided with a pavement layer, an upper drainage and heat preservation assembly, a cement stabilized macadam layer, a filler layer, a gravel layer and a bottom inverted filtration drainage assembly from top to bottom. The upper drainage and heat preservation assembly comprises a heat preservation plate, and first anti-seepage geotechnical cloth and first moisture absorption geotechnical cloth are laid on the upper surface of the heat preservation plate and used for draining seepage water on the road surface and water on the upper portion of the roadbed out of the two sides of the roadbed through the capillary action. The bottom inverted filter drainage assembly comprises an inverted filter layer, a drainage layer with a preset gradient is constructed at the bottom of the inverted filter layer, second anti-seepage geotechnical cloth is laid at the bottom of the inverted filter layer, second moisture absorption geotechnical cloth is arranged between the inverted filter layer and the gravel layer, and water seepage geotechnical cloth is laid outside the inverted filter layer and connected to the blind ditches on the two sides. Through the heat preservation effect of the heat preservation plate and the active drainage and seepage prevention effects of the multiple layers of geotechnical cloth, frost heaving and frost boiling of the roadbed can be effectively restrained, and the service life of a road is prolonged.

The utility model discloses a rapidly-built multifunctional tent, and relates to the technical field of tents, the rapidly-built multifunctional tent comprises an inflatable bottom mat, air columns are mounted on the upper surfaces of the four corners of the inflatable bottom mat, an inner containing cavity of the inflatable bottom mat communicates with inner containing cavities of the air columns, and the ends, away from the inflatable bottom mat, of the air columns communicate with one another; composite tent cloth is arranged on the outer surfaces of the four air columns in a surrounding mode and sequentially comprises a nylon silk layer, a polyester fiber layer, a polyimide layer and a silicon-coated nylon layer from inside to outside, and a plurality of phase-change temperature-adjusting microcapsules are evenly embedded in the polyester fiber layer. Through cooperation of the structures, the tent has the multiple functions of being easy to build, high in waterproofness and capable of keeping the temperature in the tent relatively stable, and practicability is improved.

The application relates to the technical field of heat-insulating metal plates, and particularly discloses a rare earth reflective heat-insulating metal plate and a roll coating quality detection method thereof. The rare earth reflective heat-insulating metal plate is a metal plate with high reflective capacity for sunlight and infrared rays and heat-insulating function. The surface coating of the metal plate is composed of a multilayer overlapping structure of a rare earth composite reflective material coating and a rare earth composite hollow microsphere heat-insulating material coating. In the preparation process of the rare earth reflective heat-insulating metal plate, machine vision is used to construct a roll coating quality detection scheme. The scheme can automatically identify defects on the surface of the coating, such as bubbles, cracks and unevenness, and realize mass roll coating quality control, so as to guarantee the heat-insulating performance and durability of the final product.

The utility model relates to a PE (Poly Ethylene) film with an anti-extrusion layer structure, which belongs to the technical field of PE films and comprises a base layer PE film serving as a basic bearing layer, buffering and heat-insulating integrated layers are arranged on two sides of the base layer PE film and used for buffering and reducing heat transfer, wear-resistant layers are arranged outside the buffering and heat-insulating integrated layers, and the wear-resistant layers are arranged on the outer sides of the wear-resistant layers. Wear-resistant protrusions are arranged on the outer portion of the wear-resistant layer, the buffering and heat-insulating integrated layer comprises polyurethane foam, rubber columns and a pull-resistant connecting net, mounting holes are formed in the polyurethane foam, the rubber columns are fixedly connected into the mounting holes, the number of the mounting holes and the number of the rubber columns are both multiple, and the mounting holes and the rubber columns are evenly distributed in a rectangular shape; the anti-pulling connecting net is fixedly connected to the tops of the polyurethane foam and the rubber columns, the PE film with the anti-extrusion layer structure has the buffering and heat insulation effects, the effect of protecting articles is achieved, and meanwhile the abrasion-resistant layer reduces damage to the surface of the film.

The utility model relates to building decoration material technical field, concretely relates to a kind of aluminium veneer and STP vacuum panel composite heat preservation sound insulation radiation-proof fireproof decorative wallboard, it includes: all-aluminum decorative plate, the thickness of all-aluminum decorative plate is 1mm, and it is rectangular outer contour;STP vacuum heat insulation board, the STP vacuum heat insulation board is overlapped and arranged in the side of all-aluminum decorative plate;Radiation shielding layer, the radiation shielding layer is located between all-aluminum decorative plate and STP vacuum heat insulation board.The utility model is optimized structure design, solves the deficiency of existing indoor and outdoor decoration material in heat preservation, sound insulation, radiation protection, fire prevention and aesthetic aspect, while simplifying construction technology, improve construction efficiency.