39results about How to "To achieve thermal insulation effect" patented technology

The invention discloses a water-based transparent heat-insulating paint used for energy-saving doors and windows. The paint comprises the following components by weight: 50 to 60% of an aqueous base latex, 20 to 30% of aqueous nanometer heat-insulating slurry, 0.5 to 1% of a defoaming agents, 1 to 5% of a thickening agent, 0.5 to 1% of a film forming auxiliary agent and 0.5 to 1% of a leveling agent, with the balance being deionized water, wherein the aqueous base latex is an aqueous acrylic resin emulsion with solid content of 30 to 60 wt% or an aqueous polyurethane resin emulsion with solid content of 30 to 60 wt%, and the aqueous nanometer heat-insulating slurry contains the two functional particles consisting of fluorine-doped tin oxide and aluminum-doped zinc oxide. The invention further discloses a preparation method for the paint. The paint prepared in the invention can be coated on the surface of door and window glass to form a transparent film; and the film can absorb the vast majority of ultraviolet light and obstruct more than 60% of infrared light and has average transmittance of more than 70% in a visible light area.

A novel multifunctional heat preserving and insulating plaster adhesive has the components with the following weight content: cement 20-40%, silicon-aluminium glass hollow sphere material 15-35%, grinded high-calcium flyash 15-35%, water reducing agent 0.5-1.2%, air-entrainer 0.005-0.05%, modifier 1-5%, fiber 0.1-5%, and water-loss reducer 0.5-2%. In the adhesive the cement is common silicate 42.5 grade cement; the silicon-aluminum glass hollow sphere material has specific surface area 400-15000m<2>/kg, the sphere grain diameter is 0.5 mu m-60 mu m, and the content of silicon oxide is above 50%; the grained high-calcium flyash is obtained by grinding the common high-calcium flyash with the polarization grinder for 30min, the CaO content is above 18% and the fineness degree is 4000-6000m<2>/kg; the water reducing agent is alkali lignin water reducing agent; the fiber is the combination of one or a plurality of fibers in modified polypropylene fiber, alkali-resistant glass fiber, nylon fiber, animal and vegetable fibers; the air-entrainer is the colophony pyrolytic polymer series air-entrainer; and the modifier is cellulose or the derivative of the cellulose. The adhesion promoter is sodium group or potassium-group alta-mud.

The invention discloses a composite architectural heat-insulation coating and a preparation method thereof. The composite architectural heat-insulation coating is formed by mixing the following ingredients by mass: 25 to 40 parts of water, 0.3 to 0.9 part of a thickening agent, 0.1 to 0.3 part of a multifunctional additive, 0.3 to 1.2 parts of an ageing resistant additive, 0.2 to 0.5 part of a wetting agent, 0.5 to 2.0 parts of a dispersing agent, 0.4 to 1.3 parts of a mold inhibitor, 0.2 to 0.5 part of an antifoaming agent, 2 to 5 parts of a film-forming additive, 8 to 20 parts of a pigment, 6 to 13 parts of a heat-insulation functional additive formed by mixing two or three of phase change microcapsules, hollow glass microspheres and polymeric microspheres, and 38 to 52 parts of an emulsion. The composite architectural heat-insulation coating is favorable in appearance, excellent in storage stability, equal to or lower than 1.06 g/cm<3> in density, equal to or lower than 0.065 W/(m.k) in heat conductivity, larger than 10 DEG C in heat-insulation temperature difference, favorable in washability and brushability, and excellent in heat-insulation effect.

A double-liner and double-filtration design scheme of a straw gasification furnace is designed in the invention. The straw gasification furnace comprises a furnace inner liner, a furnace lid, an output tube, a gas discharge tube and a cooking stove, wherein a space between the furnace lid and the body of the furnace is sealed, the cooking stove is communicated with the inner liner, a furnace outer liner communicated with the gas discharge tube is arranged outside the furnace inner liner, the furnace inner liner forms a fuel chamber, a circulation chamber is formed between the furnace inner liner and the furnace outer liner, the furnace outer liner is communicated with the output tube and the gas discharge tube, and the connection of the furnace outer liner and the furnace inner liner is provided with crushed straws or a straw furnace ash layer. A heat insulation effect can be reached in the fuel combustion process, and a gas generated in the combustion can circulate in the two liners in a high temperature manner to make a tar high-temperature dissolving process return to the furnace bottom and the tar combine with the combusted furnace ash, so the furnace ash is diluted, there is no dust pollution in ash discharge, and simultaneously the discharged furnace ash can be reused, thereby a tar filtration effect is reached, and a recycle environment protection effect is also reached.

The invention belongs to the technical field of materials for buildings, and ships and vehicles, and relates to energy-saving glass. The energy-saving glass is composed of inner glass and outer glass, wherein the peripheries of the inner glass and the outer glass are sealed by sealant through edge banding glass; the inner glass is photochromic glass; a plurality of support ribs are arranged between two layers of glass in parallel; the inner and outer ends of each support rib are respectively connected and fixed together with the inner glass and the outer glass; vent holes are formed in the vertical section of each support rib; an exhaust hole is formed in the glass or the edge banding glass; each support rib is a wedge which is low in outer part and high in inner part; the upper surface is a convex surface; the lower surface is a concave surface; the convex surface and the concave surface are mirror surfaces. The energy-saving glass disclosed by the invention is formed by the inner glass and the outer glass; the convex surface and the concave surface, and the outer end face of each support rib are plated into the mirror surfaces; a ray can be scattered and reflected; sunshine is prevented from entering inside a room so as to avoid the rising of indoor temperature in summer; the inner glass adopts the photochromic glass; the color becomes dark when the sunshine irradiates; the heat can be absorbed; the energy-saving glass can play an indoor heat preservation effect in winter; an energy source also can be saved.

The invention discloses a preparation process of a novel water-based nano thermal insulation material. The preparation method comprises the steps of firstly, preparing the following raw materials: a porous water-based nano silicon dioxide suspension, nano titanium dioxide, modified attapulgite, a wetting agent, modified fly ash, a thickening agent, modified montmorillonite, inorganic fibers, modified expanded perlite, a flame retardant, a defoaming agent, vitrified micro bubbles, an ethylene-vinyl acetate copolymer and deionized water; then preparing a mixture A; then preparing a mixture B; and finally, stirring the porous water-based nano silicon dioxide suspension, the mixture A, the mixture B, the wetting agent, the thickening agent, the defoaming agent and the flame retardant, and fully stirring and mixing to obtain the required novel water-based nano thermal insulation material. The product disclosed by the invention has excellent thermal insulation performance, and particularly, the modified attapulgite and the modified montmorillonite are added, and the thermal insulation effect can be further improved through synergistic interaction of the two components.

The invention discloses an insulation and anti-frostbite swelling phase change insulation board for canal subsoil in salty and cold regions and an insulation, seepage-proofing and anti-frostbite swelling method of the insulation and anti-frostbite swelling phase change insulation board. The insulation and anti-frostbite swelling phase change insulation board comprises a phase change insulation seepage-proofing board, non-return capillary pipes and a concrete board, wherein the phase change insulation seepage-proofing board communicates with the non-return capillary pipes, the concrete board isarranged on the phase change insulation seepage-proofing board, the phase change insulation seepage-proofing board is provided with a plurality of lattices, the four side walls of the lattices are provided with communication holes, the four edges of the phase change insulation seepage-proofing board are provided with long baffles, and prepared salt solutions are injected into the phase change insulation seepage-proofing board from a solution injection port and flow among the lattices through the communication holes, so that a phase change layer is formed. The non-return capillary pipes are inserted into one end of the soil to absorb redundant pore water in the soil to fill the phase change layer. The phase change layer can store and release heat well under the diurnal variation of temperature and solar radiation and maintain the right temperature of the soil. Local agricultural abandoned plastics are remolded as materials, the insulation and anti-frostbite swelling phase change insulation board has flexibility and seepage-proofing functions, and the poor plastic heat-conducting property has good heat insulation effects.

The invention provides a low-temperature grain depot heat insulation system and a construction method thereof. The system comprises a bin wall outside heat insulation system, a bin wall (3) and a bin wall inside heat insulation system. The bin wall outside heat insulation system is formed by forming a plastering layer (2) on the outer side of the bin wall (3) and coating a heat reflection coating facing layer (1) on the outer side of the plastering layer (2), the bin wall inside heat insulation system is composed of a steam isolating layer (4), a fixing member (5), a heat insulation layer (9) and a plaster protection layer (10), the steam isolating layer (4) is arranged between the heat insulation layer (9) and the bin wall (3), the fixing member (5) capable of bearing pressure is adopted to fix the heat insulation layer (9) and the steam isolating layer (4) on the bin wall (3), and the plaster protection layer (10) is plastered on the outer side of the heat insulation layer (9). The invention further provides a construction method of the low-temperature grain depot heat insulation system. The low-temperature grain depot heat insulation system has heat insulation effect, has performance of resisting lateral pressure, is longer in service life and can be widely applied to wall heat insulation of a house type bin of a concrete structure or a building body structure.

The invention relates to the technical field of energy-saving windows, in particular to a novel self-adaptive intelligent auxiliary energy-saving window which comprises a window frame, double-layer hollow glass is arranged on the window frame, a temperature and humidity sensor for sensing external temperature and humidity is arranged on the window frame, and a single chip microcomputer for receiving digital signals is arranged on the window frame. The window frame is provided with a left fan used for sucking air and a right fan used for exhausting air, the window frame is provided with a light sensor used for sensing the external illumination intensity, the window frame is provided with a heater and a refrigerator, and the window frame is provided with a sunshade assembly; a polycrystalline silicon solar panel for collecting solar energy is arranged on the sunshade assembly, a knocking mechanism for removing dust is arranged on the sunshade assembly, and the novel self-adaptive intelligent auxiliary energy-saving window can achieve intelligent adjustment of the indoor air temperature.

The invention discloses a prefabricated self-heat-preservation shearing wall which comprises a common concrete layer and a glass pumice concrete layer, wherein double-layer bidirectional reinforcing steel bars are arranged in the common concrete layer; single-layer bidirectional reinforcing steel bars are arranged in the glass pumice concrete layer; the double-layer bidirectional reinforcing steelbars and the single-layer bidirectional reinforcing steel bars are fixed through U-shaped ribs and tying bars to form a reinforcement cage; the glass pumice concrete layer comprises the following components in parts by weight: 400-650 parts of cement, 20-60 parts of coal ash, 120-200 parts of water, 1.5-3.5 parts of a water reduction agent, 0.8-3.2 parts of a fiber, 620-800 parts of medium sand of which the fineness modulus is 3.0-2.3, and 250-320 parts of continuously graded glass pumice of 5-30mm. The shearing wall is good in heat preservation effect, small in thickness, good in durabilityand free of cold bridge phenomenon.

The invention relates to the technical field of building materials, and discloses a novel cement brick. The novel cement brick comprises a fiber-reinforced-cement structure layer, hollow holes are formed inside the fiber-reinforced-cement structure layer, a flexible anti-fracture-face layer is fixedly connected to the upper surface of the fiber-reinforced-cement structure layer, a hot-galvanized welded wire mesh is fixedly connected to the upper surface of the flexible anti-fracture- face layer, a plastering layer is fixedly connected to the upper surface of the hot-galvanized welded wire mesh, a decorating depicting layer is fixedly connected to the upper surface of the plastering layer, and waterproof layers are fixedly connected to the two sides of the fiber-reinforced-cement structurelayer, the flexible anti-fracture- face layer and the hot-galvanized welded wire mesh. According to the novel cement brick, by arranging hollow holes, materials can be reduced, the production is reduced, and meanwhile a heat preservation and insulation effect can be achieved; as the multiple hollow holes are formed, the bearing capacity of a cement tile is dispersed, and therefore the problem thatas bearing is over large, the cement tile is fractured is solved.