102results about How to "Improve fire insulation performance" patented technology

The invention discloses a dedicated fireproof insulation panel for a building external wall. The dedicated fireproof insulation panel comprises the following raw materials: cement, river sand, ferrous mill tailings, pebbles, rubbles, vitrified microsphere, oil shale, coal ash, coal gangue, silica fume, modified polystyrene granules, polyurethane particles, polycarbonate, neoprene latex, epoxy resin emulsion, water reducing agent, air entraining agent, carbon fiber, polypropylene fiber, mullite fiber, and water. The dedicated fireproof insulation panel for the building external wall provided by the invention is light in weight, low in heat conducting coefficient, good in insulation and heat-shielding performance and excellent in compressive property and fireproof performance.

This invention relates to a method for preparing fireproof and heat-insulating board for architectures. The fireproof and heat-insulating board comprises aggregate and gel material at a weight ratio of (100-150):(100-250). The gel material comprises: light-burned MgO 46-56 wt.%, industrial MgCl2 20-26 wt.%, H2O2 1.5-3.5 wt.%, H3PO4 0.2-0.3 wt.%, HBO3 0.2-0.3 wt.%, and water 20-26 wt.%. The method comprises: (1) screening foam glass (particle sizes are 15-35 mm, and density is 160-180 kg/m3), and placing in a mold; (2) adding industrial MgCl2 and water; (3) adding H3PO4 and HBO3, and stirring uniformly; (4) adding light-burned MgO, stirring uniformly, and adding H2O2 during stirring to obtain a gel material; (5) pouring the gel material into a mold; (6) covering the lid, and curing naturally; (7) demolding, and maintaining. The fireproof and heat-insulating board has such advantages as low weight, high strength, high impact resistance, no deformation, good heat, sound, fire and water resistance, and good processability.

The invention discloses a container house stable in structure and easy to mount and a manufacturing method of the container house. The container house comprises a bottom frame, stand columns and top supporting rods. A floor is arranged on the bottom frame, a roof is arranged on the top supporting rods, and side plates are arranged between the stand columns. The bottom frame comprises an outer frame body. Transverse supporting rods and longitudinal supporting rods are arranged in the outer frame body. The stand columns are in long strip shapes, the sections of the stand columns are in L shapes, inserting grooves are formed in the side faces of the stand columns, and two adjacent side plate ends are arranged in each inserting groove. Each side plate comprises a plurality of fireproof heat preservation plates connected in sequence. The sections of the top supporting rods are in L shapes, inserting grooves are formed in top supporting rod bodies, and the top ends of the side plates are arranged in the inserting grooves. The roof comprises a roof bottom plate, a fireproof heat preservation layer and a roof top plate. The roof top plate comprises a middle roof top plate body and side roof top plate bodies connected with the two sides of the middle roof top plate body respectively. A frame structure is adopted in supports, the supports are spliced and fixed, the structure is stable, the side plates, the stand columns and the top supporting rods are mounted in a spliced and inserted manner, and the assembling efficiency is improved.

The invention discloses a powder core vacuum insulation panel for a building and a preparing method of the powder core vacuum insulation panel. Calcium silicate hydrate powder, silicon dioxide powder, reinforced fibers and auxiliary materials are fully mixed, the mixed powder is pressed to be formed and dried, a dried powder core is wrapped by non-woven fabric and put into a high-barrier-property composite film bag, and the powder core is manufactured in a heat seal mode after vacuum pumping is conducted, wherein the calcium silicate hydrate powder is prepared by calcium raw materials and silica raw materials through a liquid chemistry reaction. According to the powder core vacuum insulation panel for the building, the calcium silicate hydrate powder serves as the main raw material of the powder core, weight is low, price is low, and the powder core is resistant to fires and flames, has good compression strength and a low heat conduction coefficient and can be applied to the field of building wall insulation. The invention further provides a preparing method of the powder core vacuum insulation panel for the building. The preparing method is simple and high in volume production efficiency.

The invention relates to a fireproof thermal-insulating and decorating integrated wall board compounded by a fireproof thermal-insulating board and a surface veneer through bolts and weather-proof waterproof decorative caps. The fireproof thermal-insulating board is prefabricated and compounded by a thermal-insulating layer, an inorganic fireproof fabric wrapping bag or inorganic fireproof fabric wrapping layer or inorganic fireproof layer and inner and outer reflecting layers. The thermal-insulating layer is a general organic thermal-insulating board or inorganic fireproof thermal-insulating board. The integrated wall board is mounted conveniently, particularly is mounted by means of dry cladding through the step of fastening fasteners into slots at four ends of the panel of the surface veneer to fixedly connect the integrated wall board to a wall or steel frame, and can also be mounted by combination of wet combining and dry cladding, and is stable in mounting and easy to manufacture. Besides, the weather-proof waterproof decorative caps can be selected according to requirements of decoration styles and effects of the exterior facade, and have novel and good decoration effects due to different patterns and colors. The integrated wall board has good fireproof thermal-insulating effect and low cost.

The invention relates to an autoclaved aerated concrete fabricated floor plate or roof plate support connection structure. The autoclaved aerated concrete fabricated floor plate or roof plate supportconnection structure is characterized in that a fabricated floor plate or a roof plate is provided; two bolt holes are symmetrically formed in the two sides of a flange plate of a steel girder, and thus the flange plate of the steel girder and autoclaved aerated concrete overall floor slabs are advantageously connected through bolts; two steel pipes are pre-embedded in a support of each autoclavedaerated concrete slab; the upper and lower ends of the steel pipes are welded to penetrating connecting steel plates which are pre-embedded in the upper and lower faces of the corresponding autoclaved aerated concrete slabs; the penetrating connecting steel plates are welded to reinforcing bars in the autoclaved aerated concrete slabs on the corresponding sides; and the autoclaved aerated concrete slabs and the steel girder are connected through bolts, wherein the bolts penetrate through the penetrating connecting steel plates, the steel pipes and the bolt holes in the steel girder to connectthe autoclaved aerated concrete slab with the steel girder into a whole. The autoclaved aerated concrete fabricated floor plate or roof plate support connection structure is good in mounting effect and capable of meeting the seismic requirement.

The invention discloses an A-grade fireproofing thermal insulation material as well as production equipment and method thereof and belongs to the technical field of fireproofing thermal insulation materials of exterior walls of buildings. According to the method, inorganic fireproofing glue is injected into an organic foam material body, and spaces of an organic foam material are filled by utilizing the inorganic fireproofing glue, so that an inorganic fireproofing material and the organic material body can be firmly combined, fireproofing and heat retaining properties of the organic foam material are improved, and strength of the fireproofing thermal insulation material is enhanced; and besides, a concave-convex surface is formed on a die in the method, so that the surface of the pressed fireproofing thermal insulation material is uneven, mud scraping in construction can be facilitated, and strength of bonding between mud and the thermal insulation material is enhanced.

The invention relates to a vacuum insulated panel with excellent fireproof performance. The vacuum insulated panel with the excellent fireproof performance comprises a core plate and a high-resistance air film bag. The high-resistance air film bag is mounted outside the core plate in a sealed mode, the core plate comprises a core material and a coating material, the coating material is mounted outside the core material in a sealed mode, the coating material is inorganic cotton felt, the surface density of the inorganic cotton felt is 25-150 g/m<2>, and the content mass fraction of organic glue is 6-25%; and the gross combustion heat valve of the high-resistance air film bag is 2.0-3.9 MJ/m<2>, and the total layer number of thin films forming the high-resistance air film bag is smaller than or equal to six. According to the vacuum insulated panel with the excellent fireproof performance, by controlling the surface density of the inorganic cotton felt, the content of the organic glue, the thickness of the thin films with the heat seal effect and in the high-resistance air film bag, the total layer number of the thin films and the gross combustion heat valve of high-resistance air films, the vacuum insulated panel has the advantages of being excellent in fireproof performance, good in flame-retarding effect, high in stabproof strength, good in heat preservation effect, low in pressing pressure, short in pressing time, not prone to being cracked and short in curing time after mortar coating.

The invention relates to a preparation method for a colored foamed ceramic sheet material by utilizing polished waste slag. The method mainly solves the problem of hazard to the environment due to waste material discharge of ceramic production enterprises which mainly produce polished tiles. The method prepares the colored foamed ceramic sheet material capable of being used as a decorative material for interior and exterior walls by using the polished waste slag as a raw material through addition of a certain amount of auxiliary materials like purple clay, ceramic pigment and a foaming agent, ball milling and mixing treatment, mold filling and shaping, and high-temperature sintering at about 1200 DEG C, wherein the material has stable and adjustable color, a volume weight of 0.3 to 0.45 g/cm3 and a thermal conductivity of 0.06 to 0.12 w/(m/k). The preparation method provided by the invention has characteristics like low cost, high additional value, good durability, convenient construction and good fireproof performance, realizes integration of environmental friendliness and beautiful appearance of a decorative sheet material used for building, greatly simplifies construction process, and can be extensively applied in the field of decorative materials for interior and exterior walls.

The invention relates to diatom sand beads and high-strength, environment-friendly and thermal-insulation mortar containing the same. The diatom sand beads are prepared from second-class and third-class diatomite used as a raw material through four steps including drying, purification, granulation and roasting. The diatom sand beads are light in weight, environment-friendly and high in adsorbability and have the advantages of damp prevention, fire prevention, purification, thermal insulation and the like. The thermal-insulation mortar is prepared from 50%-60% of the diatom sand beads, 10%-20% of diatom powder, 5%-8% of environment-friendly latex powder, 10%-20% of cement, 1% of wood fiber, 2% of cellulose, 0-10% of glass beads and water. The thermal-insulation mortar can replace cement mortar to be directly applied to building wall brick surfaces, when the thermal-insulation mortar is used for an exterior wall, other decoration processes can be performed directly on the thermal-insulation mortar, and when the thermal-insulation mortar is used for an interior wall, the thermal-insulation mortar can well adsorb indoor formaldehyde produced during decoration, is environment-friendly and can purify indoor air; the thermal-insulation mortar has the advantages of being light in weight, low in heat conductivity coefficient, environment-friendly, thermal-insulation, high-temperature-resistant, fireproof, low-temperature-resistant, noise-reducing, damp-proof, mildew-proof, anti-condensation, free of radioactive substances, stable in physical and chemical property and the like.

The invention discloses a preparation method for a phenolic aldehyde plate thermal insulation material for a building exterior wall, and relates to the technical field of building materials. The preparation method comprises the following steps that expanded perlite and inorganic mineral powder are mixed, the surface is sprayed with water, placing and drying are carried out, the surface of a mixture is sprayed by using an ethanol solution of thermosetting dodecyltrimethoxysilane modified phenolic resin, and curing and drying are carried out so as to obtain a material a; the phenolic resin and carboxyl nitrile rubber are mixed so as to obtain a material b; glass fibers, aluminum borate whiskers, mica powder, sepiolite powder, a silane coupling agent and ethanol are mixed and stirred, then the material b, silicon dioxide aerogel and castor oil polyoxyethylene ether are added, mixing and stirring are carried out, then dichloromethane, lauryl sodium sulfate, a curing agent and the materiala are added, and stirring is carried out so as to obtain a material c; and the material c is poured into a mold, hot-press molding is carried out, and pressure maintaining and cooling are carried outso as to obtain the phenolic aldehyde plate thermal insulation material. The phenolic aldehyde plate thermal insulation material is good in thermal insulation performance and high in strength, powderfalling and scaling-off are not liable to occur, and the fireproofing grade can reach A1 grade.

The invention discloses a fireproof and heat retaining plate. The fireproof and heat retaining plate comprises a bonding layer, a heat retaining layer, a fireproof layer, and a decoration layer. The bonding layer includes a cement base composed of cement mortar, and a waterproof adhesive cement layer is arranged on the cement base layer face. The materials of the heat retaining layer are polystyrene resin, heat retaining mortar, foam concrete and reinforcing bars. The fireproof layer is a cavity aluminum plate, and a cavity of the cavity aluminum plate is filled with fireproof cotton. The materials of the decoration layer are lightweight functional coatings of mortar, putty powder and the like. The lower surface of the heat retaining layer is bonded with the upper surface of the bonding layer, the upper surface of the heat retaining layer is bonded with the lower surface of the fireproof layer, and the upper surface of the fireproof layer is bonded with the lower surface of the decoration layer. The fireproof and heat retaining plate is firm in structure, high in compression resistance and tension resistance capabilities, attractive in appearance and good in decoration effect, has good fireproof and heat retaining properties, is safe and reliable in use, at the same time, due to the cavity structure of the fireproof layer, the fireproof and heat retaining plate has good noise insulating effect, and can insulate a certain quantity of noise.

The invention belongs to the field of building curtain walls, and discloses a component type insulation fireproof curtain wall structure which comprises a plurality of vertical keels and curtain wall panels mounted between the vertical keels. Each curtain wall panel comprises a profiled steel sheet, a decorative panel and heat insulating edges, each heat insulating edge is provided with an inwards-concave bridge cut-off mounting groove, and each vertical keel is provided with a box iron connecting part and a fixing support. The two ends of each fixing support extend into the corresponding bridge cut-off mounting grooves so that the corresponding curtain wall panel can be fixed through a fastening screw. Strip-shaped convex connecting zones and strip-shaped concave connecting zones are arranged on the profiled steel sheets at intervals. According to the curtain wall structure, the strip-shaped convex connecting zones and the strip-shaped concave connecting zones are arranged on the profiled steel sheets used as bottom layers of the curtain wall panels, the arrangement mode guarantees the transverse strength of the curtain wall panels, and good fireproof and heat preservation performance can be achieved; and the mounting process of the component type curtain wall structure is simplified, and while the component type curtain wall structure is quickly mounted, better safety is achieved.

The invention discloses a flexible inorganic mineral insulated metal sheathed fireproof cable, including an insulating metal jacket, a rubber jacket is laid on the inner side of the insulating metal jacket, and a first conductor, a second conductor and a third conductor are sequentially arranged from left to right inside the rubber jacket; a mica tape refractory layer is placed between that insulating metal jacket and the rubber jacket, and a mineral flame retardant isolation filling layer, a fireproof lay and a fireproof plaster are sequentially arranged from the inside to the outside of thesecond conductor; a concave mounting plate is arranged on the outside of the insulating metal jacket, and first grooves and second grooves are arranged on the left and right sides of the concave mounting plate. A metal insulating jacket, a rubber jacket, a mica tape refractory layer, a fireproof layer, fireproof plaster, a glass fiber filling strip, a concave mounting plate, first grooves, secondgrooves and a plastic baffle are arranged to solve that problems that the insulation fireproof performance is not strong and the cable skin is liable to fall off, and the safety hidden danger exists.

The invention provides a waterproof sound insulation wall material which comprises a wall. A water prevention layer, a heat preservation and sound insulation layer and a face material are arranged on the outer side of the wall in sequence, the inner side of the face material, the two sides of the heat preservation and sound insulation layer and the outer side of the water prevention layer are respectively provided with a concave-convex structure, the concave-convex structure of the inner side of the face material is matched with the concave-convex structure on one side of the heat preservation and sound insulation layer, the concave-convex structure on the other side of the heat preservation and sound insulation layer is matched with the concave-convex structure of the outer side of the water prevention layer, and the concave-convex structures are combined together through adhesives. The waterproof sound insulation wall material has the advantages of being simple in structure and good in fire prevention and heat preservation performance, reducing damage caused by water seepage or fire disasters to buildings, improving the sound insulation effect, saving energy, reducing emissions and the like.

The invention discloses a three-region split visible fireproof cable trench, and relates to the technical field of electric power facilities. The cable trench specifically comprises the cable trench and an upper cover plate arranged at an opening in an upper end of the cable trench, wherein a fireproof partition wall is arranged on a bottom surface of the cable trench, visible cover plates are arranged between the fireproof partition wall and left and right side walls of the cable trench, and the fireproof partition wall and the visible cover plates divide an internal space of the cable trenchinto an upper-layer cable trench, a left lower-layer cable trench and a right lower-layer cable trench. Cable supports used for supporting control cables are arranged in the upper-layer cable trench,and the cable supports used for supporting power cables are arranged in the left lower-layer cable trench and the right lower-layer cable trench respectively. According to the cable trench, the powercables and the control cables are clearly partitioned, a dual-configuration power cable is clearly partitioned, cutting and mounting of a field fireproof partition plate are omitted, and a requirement for fireproof partition can be met through the structure of the cable trench.

The invention discloses a weather-resistant high-viscosity environmental-friendly fireproof coating and a preparation method thereof. The coating comprises the following raw materials in parts by weight: 30-50 parts of an organic silicon resin, 25-35 parts of an alkyd resin, 8-10 parts of polyvinyl alcohol, 10-16 parts of a phenolic benzene alkyl epoxy resin, 20-30 parts of an organic solvent, 7-11 parts of a compounded flame retardant, 7-13 parts of hollow glass beads, 4-6 parts of a metal compound, 3-7 parts of a glass fiber, 18-24 parts of thermal-insulating packing powder, 1-2 parts of nano titanium dioxide, 0.5-1 part of sodium pyrophosphate, 5-7 parts of white carbon black, 0.1-0.4 part of methylparaben and 4-6 parts of processing aids. The coating has excellent properties of good fireproof thermal-insulating properties, high bonding strength and good high/low-temperature circulation resistance, and is good in water resistance, acid resistance, salt corrosion resistance, not liable to dropping off, stable in thermal storage stability, non-toxic and environmental-friendly, meanwhile relatively low in preparation cost, easy in raw material obtaining, simple in preparation method, good in coating construction performance, relatively high in practical value and good in application prospect.

The invention discloses a PVC pipe with the properties of fireproofness and thermal insulation. The PVC pipe comprises a pipeline main body, a thermal insulation layer, a steel belt layer and a fireproof coating; the pipeline main body is internally provided with a through hole, through which a medium flows, and sequentially comprises the thermal insulation layer, the steel belt layer, a sound insulation layer and a fireproof layer from inside to outside; the thermal insulation layer internally comprises a first pipe sleeve made of a polystyrene material; the steel belt layer internally comprises a steel pipe sleeve made of steel; the sound insulation layer is internally provided with a second pipe sleeve made of polyester fibers; the fireproof layer is internally provided with a third pipe sleeve made of polyvinyl chloride, perchloroethylene and chlorinated rubber; and the outer wall of the pipeline main body is coated with the fireproof coating. For the PVC pipe provided by the invention, through arrangement of a multi-layer structure, the fireproofness and the thermal insulation performance of the pipeline main body are effectively improved. The PVC pipe with the properties of fireproofness and thermal insulation is reasonable in structure, has the characteristics of high practicability, good safety and the like and can be widely used.

The invention discloses a fireproof thermal-insulation material. The fireproof thermal-insulation material comprises following raw materials, by weight, 20 to 30 parts of glass bead, 25 to 35 parts ofmodified meerschaum, 15 to 30 parts of attapulgite, 7 to 14 parts of ore fiber, 6 to 13 parts of glass fiber, 9 to 18 parts of phenolic resin, 6 to 11 parts of aerosil gel, 4 to 8 parts of zinc oxide, 3 to 5 parts of carboxymethylcellulose sodium, 1 to 2 parts of polyvinyl alcohol, 2 to 5 parts of honey, 3 to 4 parts of a foaming agent, 2 to 5 parts of a fire retardant, and 2 to 3 parts of a water repellent. According to a preparation method, the obtained product is provided with low heat conduction coefficient and density, high compressive strength and fracture strength, and excellent comprehensive performance through controlling the raw materials and raw material ratio.

The invention relates to the technical field of engineering materials, in particular to a high-strength fireproof composite rock wool board. The board comprises an upper rock wool board layer, a lowerrock wool board layer and a metal mesh frame layer; the metal mesh frame layer is arranged between the upper rock wool layer and the lower rock wool layer and comprises a mesh frame formed by combining metal strips and fireproof materials filling the mesh frame, and the bottom surface of the upper rock wool board layer and the top surface of the lower rock wool board layer are provided with lugs;auxiliary rock wool board frames are arranged between the metal mesh frame layer and the upper and lower rock wool board layer. The high-strength fireproof composite rock wool board has the advantages that a single rock wool board structure in the prior art is changed, a composite layer form and a multi-layer form are adopted, the strength of the rock wool board is improved, each layer has a goodfireproof and heat preservation effect, and the overall fire resistance is improved; through the arrangement of insertion rods and insertion holes, combination and splicing of the composite rock woolboard are facilitated, the national requirements for the popularization of combined structures are met, and the rapid formation of an entire firewall body is facilitated.