64results about How to "Guaranteed thermal insulation performance" patented technology

The invention discloses a prefabricated wall module unit, a fabricated composite wall and a construction method. The prefabricated wall module unit is connected with a lower floor slab or a foundation, an upper floor slab or a beam and prefabricated wall module units. The fabricated composite wall is an integrated composite wall formed by connecting the factory prefabricated wall module units through connecting pieces between walls. The prefabricated wall module units can be machined and manufactured in a factory in a standardized mode, the size can be customized according to site and transportation conditions, full-fabricated construction is conducted on site, pouring is not needed, the installation quality and the installation efficiency are improved, full-dry-method installation construction between the prefabricated wall module units is achieved through the fabricated composite wall by means of the different connecting pieces, and the structural safety performance and the heat preservation and insulation performance of the wall are guaranteed through the prefabricated wall module units.

The invention discloses an eco-friendly construction decoration coating, and belongs to the technical field of a coating. The coating comprises the following raw materials, by weight part, 30-40 parts of a silicone-acrylic emulsion, 10-14 parts of sodium silicate, 5-8 parts of coconut oil, 10-12 parts of palm oil, 15-17 parts of fumed silica, 4-6 parts of vermiculite powder, 5-7 parts of titanium dioxide, 4-6 parts of calcium carbonate, 13-15 parts of a brominated epoxy resin, 3-5 parts of resorcinol di(dibenzyl phosphate), 1-3 parts of carboxymethyl cellulose, 9-13 parts of glycol, 2-4 parts of a water reducer, 1-2 parts of an antifoaming agent, 0.5-1 part of a light stabilizer, 1-2 parts of a film forming auxiliary agent and 26-30 parts of water. The invention further discloses a preparation method of the eco-friendly construction decoration coating. The coating is eco-friendly, is small in pollution and good in adhesion performance, and has excellent flame retardance.

The invention discloses an exterior wall heat preservation and decoration system, which comprises a heat preservation board body and fasteners. The end face of the heat preservation board body is stepped. Between the liner layer and the thermal insulation layer, between the thermal insulation layer and the substrate layer are connected by an adhesive to form a first bonding layer and a second bonding layer respectively, and the substrate layer and the decorative layer are connected by a primer layer, so The backing board layer is a calcium silicate board, the calcium silicate board is provided with ventilation holes, the base board layer is a cement fiber pressure board, the heat insulation layer is a rock wool board, and the fasteners include T-shaped pieces and L The T-shaped piece, the T-shaped piece and the L-shaped piece are connected by screws. The invention improves the fireproof performance, air permeability and physical and mechanical properties of the insulation board, eliminates the cold and heat bridge phenomenon of the insulation board body, improves the installation stability of the insulation board, and ensures the overall flatness of the wall after installation.

The invention discloses novel building mortar taking iron tailing powder as a raw material and a preparation method thereof, and belongs to the technical field of building materials. The novel building mortar taking the iron tailing powder as the raw material is composed of a thermal insulation aggregate, a cementing material, an additive and water, the addition amount of the thermal insulation aggregate, the addition amount of the cementing material and the addition amount of the additive respectively account for 8.5%-29.0%, 37%-46% and 3.0%-3.9% of the total amount of the mortar, the thermal insulation aggregate is composed of polystyrene particles and pottery sand particles, and the cementing material is composed of activated iron tailing powder and cement. According to the technical scheme, the waste iron tailings can be fully developed and utilized to prepare the cementing material, and the prepared thermal insulation mortar is high in strength and good in fire resistance, durability and waterproof thermal insulation performance, can be effectively suitable for places with strict external wall thermal insulation and fireproof requirements, and is extremely low in cost.

The invention discloses an exhaust pipe heat insulation shield. The exhaust pipe heat insulation shield comprises a first insulation shield, a second insulation shield and a third insulation shield, wherein the first insulation shield, the second insulation shield and the third insulation shield are formed by metal shells and insulation layers. The metal shells are single layers of stainless steeland the surfaces of the metal shells are stamped to be in a concave and convex shape, during use, the existing air in the metal shells enables internal heat to be separated from the outside world. After being wrapped on an exhaust pipe, the first insulation shield and the third insulation shield are in a cylindrical shape, the second insulation shield is in a platform shape, and the overlapping areas are connected in a welded mode. The lap joint positions of the first insulation shield, the second insulation shield and the third insulation shield are connected by welding, and the bottom surfaces, in lap joint with the surface of the exhaust pipe, of the first and third insulation shields are fixed by welding. An installation method of the exhaust pipe heat insulation shield comprises thefollowing steps that step 1, concave-and-convex shaped lines are punched on the surfaces of the metal shells; step 2, the insulation layers are glued on the surfaces of the metal shells; step 3, the first, second and third insulation shields are wrapped around the outer side of the exhaust pipe; step 4, the metal shells and the insulation shields are welded; and step 5, the metal shells are weldedon the surface of the exhaust pipe.

The invention relates to an aerogel composite membrane and a preparation method and application thereof. The aerogel composite membrane comprises a non-woven fabric supporting layer and an aerogel filling layer, the aerogel composite membrane has a multi-stage hole structure, the porous carbon material comprises submicron/micron-sized pores with the pore diameter of 0.5-20 microns and nano-sized pores with the pore diameter of 2-100 nm, the thickness of the aerogel composite membrane is 0.1-1 mm, the aerogel composite membrane obtained after normal-pressure drying has excellent mechanical performance, good hydrophobicity and good heat insulation performance, the aerogel composite membrane can be applied to the membrane distillation technology for treating seawater, high-salinity wastewaterand the like, the water flux can reach 12.2 LMH, and the salt rejection rate reaches up to 99.9%. Meanwhile, the solvents used in the preparation method are only water and alcohol, the steps of agingand drying are carried out in a drying oven, and solvent replacement is not used in the subsequent treatment steps, so that the use of a large amount of organic solvents is avoided, the difficulty ofwaste liquid treatment is reduced, and the preparation method is greener and more environment-friendly.

The invention relates to the technical field of thermal insulation coating materials, and provides an interior wall thermal insulation coating material and a preparation method thereof. The interior wall thermal insulation coating material comprises the following raw materials in parts by weight: 30 to 40 parts of modified styrene-acrylic emulsion, 15 to 30 parts of silicone acrylic emulsion, 5 to10 parts of aluminum dihydrogen phosphate, 10 to 18 parts of hollow ceramic micro-beads, 5 to 9 parts of aluminum silicate fiber, 3 to 6 parts of graphene, 4 to 8 parts of diatomite, 3 to 6 parts ofzirconium silicate, 2 to 5 parts of tourmaline powder, 1 to 4 parts of medical stone, 0.8 to 2 parts of a silane coupling agent, 1 to 3 parts of a dispersing agent, 0.5 to 1.2 parts of a thickener, 0.5 to 1 part of an antifoaming agent, 0.4 to 0.8 part of a preservative and 18 to 32 parts of water. According to the invention, the problems of single function, only heat insulation effect, insufficient adhesive force and the like of the interior wall heat insulation coating material in the prior art are solved, and the coating is endowed with health-care effect.

The invention relates to a numerical simulation-based preparation method of a 3D printing novel thermal insulation frame integrated wall. A special-shaped frame part and an internal filling part filled in the special-shaped frame part are included; wherein the special-shaped frame part is divided into an external enclosure structure and an internal supporting structure, and the special-shaped frame part and the internal filling part are printed through the 3D printing technology at the same time; the special-shaped frame part determines the frame shape meeting the requirement through numerical simulation software before printing. The novel heat preservation frame integrated wall solves the problem that the heat preservation performance and the mechanical performance of a cement-based material cannot be considered at the same time, the mechanical performance and the heat preservation performance can be improved at the same time, and the problem that the heat preservation performance of a wall cannot meet the requirement in construction is solved. In engineering practice, an insulating layer does not need to be externally pasted again, and the problems that a common wall body is composed of building blocks in construction, the integrity is not high enough, and meanwhile stress defects exist are solved. Solid waste is used as a substrate, and low carbon and waste utilization are achieved.

The invention relates to the technical field of building structure heat preservation, in particular to an aerogel heat preservation and insulation system and a construction process thereof, and aims to solve the technical problems that an existing building structure heat preservation and insulation system is thick and heavy in structure, a plastering layer is prone to hollowing, falling and cracking, the construction process is complex, and the labor intensity of operators is high. According to the technical scheme, the aerogel heat preservation and insulation system is formed by sequentiallycoating a water-based multifunctional bottom coating, an aerogel heat preservation and insulation middle coating and an aerogel reflection and insulation surface coating which are specific in component. The construction process of the aerogel heat preservation and insulation system is divided into three major steps of water-based multifunctional bottom coating construction, aerogel heat preservation and insulation middle coating construction and aerogel reflection and heat insulation surface coating construction, each step comprises several substeps, the whole construction process is simple and easy to operate, and the labor intensity of operators can be greatly reduced.

The invention discloses an improved anchoring part device. The improved anchoring part device comprises a fixing supporting part, a heat insulating piece is arranged on the top face of the fixing supporting part, and a lower fixing piece is fixedly connected to the fixing supporting part through bolts. The heat insulating piece is clamped between the lower fixing piece and the fixing supporting part. The fixing supporting part is fixedly connected to a wall through bolts. The front end of the lower fixing piece extends out of the fixing supporting piece and is bent downwards to form a lower inserting and connecting part, and the middle of the lower fixing piece is provided with a limiting hole and a gap controlling piece bent upwards. The middle of an upper fixing piece is provided with a fixing inserting and connecting piece bent downwards. The fixing inserting and connecting piece is inserted and clamped in a corresponding limiting hole of the lower fixing piece in a sleeving mode. The gap controlling piece is pressed on the bottom face of the upper fixing piece, and the front end of the upper fixing piece is provided with an upper inserting and connecting part bent upwards. The improved anchoring part device is simple in structure and convenient to install, the distance between an upper heat preservation plate and a lower heat preservation plate can be guaranteed, installing requirements for different gap widths are met, and the anchoring strength is guaranteed.

The invention discloses a blind nail transverse planking structure and a construction method thereof. The transverse planking structure comprises a structural column on a to-be-installed wall plate structure, two corner parts, an adapter part, purlines, n-shaped parts and wall plates, wherein the two corner parts are installed on the structural column and two external corners of the corner parts are opposite to form rectangular grooves, the adapter part is connected between the rectangular grooves of the two corner parts, the purlines are connected to the outer surface of the adapter part, then-shaped parts are connected to the outer surfaces of the purlines, and the wall plates are connected to the two sides of the purlines and located between the n-shaped parts and the adapter part. According to the blind nail transverse planking structure and the construction method thereof, through vertical arrangement of the purlines, the wall plates can be transversely laid, the number of the purlines is greatly reduced, and the construction speed is increased; through the arrangement of purlin upper grooves, purlin lower convex blocks, purlin side convex strips and an adapter positioning groove corresponding to the adapter part, the convenience and accuracy during mounting are guaranteed, and the flatness of wall plate mounting is further guaranteed; through the blind nail type structure, the problem of rusting of blind nails is solved; and gaps are reserved between socket rabbets, direct contact of metal is avoided, and the problem of cold bridge of the wall is solved.

The invention relates to the field of pipeline mounting, in particular to a water drainage pipeline mounting process. The water drainage pipeline mounting process comprises the following steps: step 1) of excavating a pipeline mounting groove; step 2) of mounting a tube seat in the groove; step 3) of sequentially hoisting a plurality of pipeline units; step 4) of connecting adjacent pipeline unitsto form a water drainage pipeline; step 5) of coating thermal-insulation paint on the surface of the water drainage pipeline to form a thermal insulation layer; step 6) of backfilling soil and compacting the soil to form a pipeline soil layer, and controlling vertical height difference between the top of the pipeline soil layer and the top of the water drainage part to be 2cm-5cm; step 7) of spreading porous stones on the pipeline soil layer to form a stone heat insulation layer; and step 8) of backfilling soil into the stone heat insulation layer, and compacting the stone heat insulation layer to repair ground. The water drainage pipeline mounting process has the effects of enabling a water body in a water drainage tube to be not liable to ice and expand, and enabling the water drainagepipeline to be not liable to damage.

The invention discloses a preparation method of a foamed ceramic material with density gradient, which comprises the following steps: preparing potassium feldspar and clay as main raw materials, adding the raw materials into a ball mill, proportionally adding a high-temperature foaming agent, and uniformly mixing the foaming agent with the main raw materials to form a mixture; then adding the mixture into a disc pelletizer to be subjected to water spraying pelletizing to form pelletized balls; putting the pelletized balls into a drying oven for drying; screening the dried granulation balls toobtain uniform granulation balls; distributing and firing the screened granulated balls in kiln furniture; and cutting the fired material according to the thickness to obtain the foamed glass ceramicwith the density gradient. The foamed ceramic with density gradient is prepared through material composition design and sintering process temperature field design; on one hand, preparation of a thickplate can be achieved, and on the other hand, by controlling ingredient composition and temperature distribution in the thickness direction, the strength is improved, and plate breaking in the construction process is reduced under the condition that the heat preservation requirement is met.

The invention relates to a novel low-voltage substation cabinet, comprising a cabinet body, wherein a plurality of independent sub-cabinets are arranged in the cabinet body; each sub-cabinet is provided with an environment automatic regulation system, a condenser and a smoke alarm; the external wall of the cabinet is of double-layer sealing type, and the hollow part is heat preservation cotton; the cabinet body is also provided with a temperature and humidity automatic control system and a smoke alarm; the cabinet body is also provided with a remote control device. Through the design of temperature and humidity automatic control systems inside the cabinet and the sub-cabinet, the temperature and humidity inside the cabinet can be kept in an ideal state, and can be adjusted automatically when the internal environment is changed. The design of condenser and smoke alarm ensures that no excess moisture will be generated in the cabinet, and also ensures timely alarm in case of fire. Cabinetexternal wall of the double-sealed insulation design, can ensure the cabinet insulation performance.

The invention relates to a light-weight non-combustible and heat-preservation decorative plate and belongs to the technical field of building materials. The light-weight non-combustible and heat-preservation decorative plate comprises a decorative plate layer and a heat preservation plate layer. An alkali-resisting mesh cloth layer is fixed between the decorative plate layer and the heat preservation plate layer. The heat preservation plate layer is formed by hardening magnesian cement paste, and glazed hollow beads which are mutually independently distributed are uniformly arranged in the heat preservation plate layer. The glazed hollow beads are covered with acrylic acid gel film layers, and the acrylic acid gel film layers are covered with magnesian cement paste hardened layers. The acrylic acid gel film layers are used for mutually adhesive bonding of the glazed hollow beads and the magnesian cement paste hardened layers. The heat preservation plate layer is further provided with bubbles and short fibers which are covered by the magnesian cement paste hardened layers and located between gaps among the glazed hollow beads. The bubbles are uniformly and mutually independently distributed in the gaps among the glazed hollow beads of the heat preservation plate layer. The short fibers are uniformly distributed in the gaps among the glazed hollow beads of the heat preservation plate layer. The light-weight non-combustible and heat-preservation decorative plate is light in weight, and good in mechanical property, heat preservation property and flame resistance.

The invention discloses a heat preservation and insulation wallboard. The heat preservation and insulation wallboard comprises two panels; several connecting partition plates are connected with the two panels and are located in the two panels, the connecting partition plates divide the space of the two panels into several zones, several heat preservation and insulation layers are installed in thetwo panels, cross beam layers are arranged at one end or two ends of the two panels, and threading holes are reserved in the space within the two panels. The heat preservation and insulation wallboardcan directly limit the intervals divided by the connecting partition plates, different design requirements are achieved, positioning and connecting blocks can be used for connecting and fixing the edge of the heat preservation and insulation wallboard, so that the integral combination of the heat preservation and insulation wallboard is firm, and the positioning and connecting blocks and the connecting partition plates together achieve the strength of the heat preservation and insulation wallboard, so that the heat preservation and insulation wallboard is not prone to deformation or breakage;the several zones divided by the connecting partition plates not only can fill the heat preservation and insulation layers, but also can cast the concrete stand columns, the positioning is accurate,and the construction is more convenient; through the design of the threading hole and a wiring conduit, the space is reserved for wiring, later decoration does not need to destroy the wall body, and the heat preservation and insulation effect is guaranteed.