52results about How to "Good thermal insulation and fire resistance" patented technology

The invention provides a preparation technology of an expanded perlite fire-proof composite core plate, which aims to solve the process technical problem that perlite plates in market are small in size, not waterproof and fragile due to poor intensity. The expanded perlite fire-proof composite core plate is characterized in that an upper-layer non-woven fabric and a lower-layer non-woven fabric are arranged, a wire mesh in the middle, expanded perlite, high temperature resistant inorganic aggregate and a high temperature resistant inorganic binder are used as main materials, and the inorganic environmental-friendly composite core plate is the expanded perlite fire-proof composite core plate which is formed through a complete set of processing steps and has A1 level of fire-proof performance, good intensity (compression strength: 0.35-0.8MPa), density of 260-300Kg / cubic meter, hydrophobic rate of 92%, bulking factor of smaller than or equal to 0.25 and heat conductivity of smaller than or equal to 0.046.

The invention provides a thermal insulation composite and a preparation method thereof. The preparation method comprises the following steps of preparing the following components by mass percent: 60-75% of floating bead, 5-12% of additive, 5-10% of alumina silicate fiber, 10-17% of water glass and 0.7-1.2% of curing agent, stirring the floating bead, the additive and the alumina silicate fiber uniformly, adding the curing agent, stirring for 20-40s, adding the water glass, stirring uniformly to obtain a mixed material, pouring the mixed material into a forming mold for extrusion and compactness, standing for 30-60min in the mold, taking out, evenly placing in a dried and ventilated place, and obtaining the thermal insulation composite. The thermal insulation composite has novelty, creativity and practicability that the thermal insulation composite is reasonable in formula, concise in process, convenient to form, and easy to operate. The thermal insulation composite is high in compressive strength and tensile strength, and can be recycled for many times while excellent thermal insulation and fire resistance are ensured. The thermal insulation composite is nontoxic and pollution-free, and properties of the thermal insulation composite are unaffected after long-term storage.

The invention provides safety protective home furnishing which comprises a shell, wherein the shell comprises a framework, a wall board and a bottom board, the wall board is provided with an entrance door and a window, the shell is in a single-layer structure or top and bottom double-layer structure, the framework comprises a bottom frame, the bottom frame is provided with a base, a cross arm is in an n shape, the lower end of the cross arm is arranged in the base, the cross arm is fixed with at least one group of longitudinal arms, the lower ends of the longitudinal arms are arranged in the base, and the cross arm is at least fixed with a group of ring beams; and the wall board comprises a reinforced layer, the reinforced layer is fixed on the framework, a fireproof insulation layer is arranged outside the reinforced layer, an exterior layer is arranged outside the fireproof insulation layer, and an interior layer is arranged in the reinforced layer. The safety protective home furnishing is an anti-seismic, anti-compression, fireproof and insulating space for avoiding risks and escaping by people when disasters of earthquake, fire and the like occur; and the space is internally also provided with an air conditioner system and a video and audio system and can be used as a bedroom, a writing room or a family cinema for work, rest and learning by people; and people taking a rest in the space or learning and working in the space can not be influenced by outside.

The invention belongs to the technical field of connecting and manufacturing of wall joints in building structure engineering and particularly relates to a connecting joint of a fabricated concrete composite wall with a built-in thermal insulation layer and a light steel frame. The composite wall is mounted in a semi-embedded mode, and the built-in thermal insulation layer and inner sheet concreteare embedded into the light steel frame. Beam columns of the light steel frame are externally wrapped with outer sheet concrete. Compared with a traditional fabricated wall, the wall can serve as a structural force-bearing component, transmits loads with the frame beam columns, and participates in house structural force bearing, the house bearing capacity and anti-seismic capacity are improved, wallboards are wrapped with the frame beam columns, and thus steel corrosion is effectively reduced. The joint of the composite wall and the frame achieves bolted connection by means of the methods that bolts are pre-buried into the composite wall and connecting angle steel is welded to the frame structure beam columns, the structure form of the joint is simple, connecting is reliable, constructionis easy, the joint is applied to practical engineering, the building period can be effectively shortened, and the joint is suitable for being applied and popularized in low-rise and high-rise light steel frame structures.

The invention provides dry-mixed mortar which is prepared from the following raw materials in parts by weight: 100- 150 parts of a modified polyurethane / diatomite composite material, 20-30 parts of expanded vermiculite, 25-35 parts of hollow glass beads, 5-12 parts of medium sand, 7-18 parts of sodium carboxymethyl cellulose, 15-30 parts of gypsum, 5-10 parts of EVA rubber powder, 3-7 parts of styrene, 3-7 parts of a chlorine salt antifreezing agent, 1-5 parts of an aliphatic water reducing agent, 10-20 parts of fly ash and 10-15 parts of a mineral admixture. The dry-mixed mortar is good in cohesiveness, high in strength, high in waterproof capacity and good in thermal-insulation fireproof effect, and has wide application prospects.

The invention discloses a fireproof heat-preservation safety type steel structure, and belongs to the technical field of steel structures. A fireproof plate is arranged on an outer end wall of a main steel plate, and a fireproof layer matched with a plurality of steel bars is arranged on the face, connected with the main steel plate, of the fireproof plate, so that good heat-insulation and fireproof effects are achieved; the plurality of reinforcing bars are matched, and a mechanical strength of the steel structure is effectively improved; meanwhile, fireproof wrapping bag layers and water absorption foam layers are embedded in the fireproof plate in a staggered mode, and hot melting water bag bodies are connected to the outer end faces of the water absorption foam layers in an embedded mode. When the steel structure encounters a fire disaster, the hot melting water bag bodies are hot-melted in a high-temperature environment to release a water solution, the water solution is guided into the water absorption foam layers through high-water-absorption fibers so that the temperature of the water absorption foam layers can be reduced, and flame retardant property of the fireproof plate is further enhanced. It should be noted that the plurality of hot melting water bag bodies are arranged on an outer end wall of the fireproof plate, and the waterproof and heat-insulation fireproof layer is arranged at the joint of the fireproof plate and the main steel plate, so that water is effectively prevented from permeating into the main steel plate.

The invention relates to a fire-proof heat insulation composite decorative plate and a manufacture process thereof. The fire-proof heat insulation composite decorative plate comprises a decorative surface and a bottom layer, wherein foaming ceramics are arranged between the decorative surface and the bottom layer, the foaming ceramics comprise 15 to 30 percent of white clay, 15 to 60 percent of old and waste glass, 1 to 15 percent of broken and waste ceramics and 20 to 35 percent of fly ash. The manufacture process comprises the steps of material preparation, decorative plate basic treatment, decorative plate surface treatment, paint rolling or spraying, decorative plate inner surface treatment, component installation, foaming ceramic cutting or splitting, installation or adhesion on a decorative panel, examination and finished product obtaining. Thereby, the invention solves the fire-proof and heat insulation problems, and has the characteristics of low cost, energy saving, good heat insulation and fire-proof effect, high intensity, convenient construction and simple production process.

The invention belongs to the technical field of wall joint connection fabrication in building structure engineering, and particularly relates to a prefabricated built-in thermal insulation layer foamed concrete composite wall-light steel frame-floor slab connecting joint. A composite wall is installed in a semi-embedded mode, a built-in thermal insulation layer and inner page foamed concrete are embedded into a light steel frame, and outer page foamed concrete externally covers light steel frame beams and columns. Compared with a traditional prefabricated wall, the wall of the prefabricated built-in thermal insulation layer foamed concrete composite wall-light steel frame-floor slab connecting joint can be used as a structural force-bearing member to transfer loads between the frame beamsand columns, participates in the structural stress of a house and improves the bearing capacity and seismic capacity of the house, and a wall panel is externally wrapped with the steel frame beams andcolumns to effectively reduce the corrosion of steel. According to the composite wall-light steel frame-floor slab joint, bolt holes are prefabricated between components, and bolts are connected intothe bolt holes in a penetrating mode during assembly to realize the connection. The joint is simple in structure form, the connection is reliable, the construction is easy, and the joint can be usedin practical engineering to effectively shorten the construction period and is suitable for widespread popularization and application in low-rise multi-storey light steel frame structures.

The invention provides a preparation technology of an expanded perlite fire-proof composite core plate, which aims to solve the process technical problem that perlite plates in market are small in size, not waterproof and fragile due to poor intensity. The expanded perlite fire-proof composite core plate is characterized in that an upper-layer non-woven fabric and a lower-layer non-woven fabric are arranged, a wire mesh in the middle, expanded perlite, high temperature resistant inorganic aggregate and a high temperature resistant inorganic binder are used as main materials, and the inorganic environmental-friendly composite core plate is the expanded perlite fire-proof composite core plate which is formed through a complete set of processing steps and has A1 level of fire-proof performance, good intensity (compression strength: 0.35-0.8MPa), density of 260-300Kg / cubic meter, hydrophobic rate of 92%, bulking factor of smaller than or equal to 0.25 and heat conductivity of smaller than or equal to 0.046.

The invention discloses a vacuum insulated panel with installation holes and no fear of surface damage. The vacuum insulated panel includes at least two vacuum insulated structure layers, namely an inner vacuum insulated structure layer and at least one outer vacuum insulated structure layer wrapping the outside of the inner vacuum insulated structure layer, the inner vacuum insulated structure layer includes an inner core plate, the inner core plate is provided with an installation groove with a suction material, the installation groove is internally provided with the suction material, an inner high barrier air film bag sleeves the outside of the inner core plate with the suction material, and the inner high barrier air film bag with the inner core plate is vacuumized and heat-sealed by high-vacuum equipment to be made into the inner vacuum insulated structure layer; and the outer vacuum insulated structure layer is made from an outer core plate and an outer high-vacuum barrier air film bag wrapping the outside of the outer core plate by being vacuumized and heat-sealed with high-vacuum heat-sealing equipment, and the inner core plate and the outer core plate are provided with aninner installation hole and an outer installation hole with the positions corresponding to each other correspondingly. After the surface is damaged, the vacuum insulated panel does not bulge, expand or absorb water, and can retain the heat preservation and insulation properties.

The invention discloses a high-performance autoclaved aerated concrete slab parapet structure of a prefabricated building, and relates to the technical field of building structures. A parapet comprises a plurality of prefabricated parapet boards, first connectors are arranged at the ends of the prefabricated parapet boards, second connectors are arranged between the two adjacent prefabricated parapet boards, and are used for connecting the two first connectors in the ends of the corresponding two adjacent prefabricated parapet boards. Each first connector comprises an embedded section, a connecting section and a steel plate connector; the embedded sections are embedded in the ends of the prefabricated parapet boards; one end of each connecting section is connected with one end of the corresponding embedded section, and the other ends extend out of the inner walls of the prefabricated parapet boards; one side of the bottom of each steel plate connector is attached to the inner wall of the corresponding prefabricated parapet board and is fixed with the corresponding connecting section, and the other sides extend out of the ends of the prefabricated parapet boards. The high-performance autoclaved aerated concrete slab parapet structure of the prefabricated building ensures structural rigidity of joints and has reasonable design.

The invention discloses a high-performance autoclaved aerated concrete integrated board external wall structure for fabricated buildings and relates to the technical field of building structure forms.First connecting pieces are arranged at the ends, close to each other, of two sections of fabricated external wall boards of the device. Each first connecting piece comprises an embedding section, aconnecting section and a steel connecting piece, wherein the embedding section is embedded in the end of the corresponding fabricated external wall board, one end of the connecting section is connected with one end of the embedding section, and the other end of the connecting section stretches out of the end of the corresponding fabricated external wall board. A second connecting piece is arrangedbetween the two sections of fabricated external wall boards and is used for connecting the steel connecting pieces stretching out of the two sections of fabricated external wall boards. The high-performance autoclaved aerated concrete integrated board external wall structure for fabricated buildings solves the problem that the structural rigidity at the connecting parts of previous building external walls and fabricated external wall boards is poor.

The invention belongs to the technical field of wall joint connection fabrication in building structure engineering, and particularly relates to a prefabricated built-in thermal insulation layer foamed concrete composite wall-light steel frame-floor slab connecting joint. A composite wall is installed in a semi-embedded mode, a built-in thermal insulation layer and inner page foamed concrete are embedded into a light steel frame, and outer page foamed concrete externally covers light steel frame beams and columns. Compared with a traditional prefabricated wall, the wall of the prefabricated built-in thermal insulation layer foamed concrete composite wall-light steel frame-floor slab connecting joint can be used as a structural force-bearing member to transfer loads between the frame beamsand columns, participates in the structural stress of a house and improves the bearing capacity and seismic capacity of the house, and a wall panel is externally wrapped with the steel frame beams andcolumns to effectively reduce the corrosion of steel. According to the composite wall-light steel frame-floor slab joint, bolt holes are prefabricated between components, and bolts are connected intothe bolt holes in a penetrating mode during assembly to realize the connection. The joint is simple in structure form, the connection is reliable, the construction is easy, and the joint can be usedin practical engineering to effectively shorten the construction period and is suitable for widespread popularization and application in low-rise multi-storey light steel frame structures.