179results about How to "Improve fire protection" patented technology

The invention discloses a prefabricated sandwich heat-preservation heat insulation concrete external wall panel and a fabrication method. An integral composite wall panel which is structured in a way of wall body- heat insulation-architectural decoration from interior to exterior is adopted, the wall body is a load-bearing concrete structural layer, the middle of the wall panel adopts a heat insulation board, and the outermost side of the wall panel is an architectural decoration cladding panel, the three layers of the wall panel are connected into a whole by heat insulation connectors, so that the composite external wall panel is applicable to assembling an integral shear wall structure or an integral frame-shear wall structure, and also meets the requirements of buildings on energy conservation and fire protection. The prefabricated sandwich heat-preservation heat insulation concrete external wall panel is prefabricated in a factory and is mounted on site, so that the production and construction efficiencies are high, and the quality is also ensured; besides, the external wall panel realizes energy conservation, environmental protection, fire protection and heat insulation, and also has remarkable comprehensive benefits.

A wallboard seam processing technic belongs to the technical field of inner wallboard processing of building. The processing method is realized by that: a flute arranged at one side of a wallboard is internally affixed with rubber sponge with a certain thickness, the two sides of the rubber sponge are smeared with polymer sand pulp, and then the rubber sponge is abutting-jointed with a tenon of the wallboard or the side or the pillar of the wallboard as well as is tightly squeezed by force, so as to lead the rubber sponge to have a certain decrement; after that, the two sides of the seam are filled with elastic sealing compounds with a certain thickness, finally, the two sides of the seam are affixed with an anticracking gridding adhesive tape. The material in the seam of wall in the wallboard seam processing technic adopts elastic material, so as to solve the problem that generally appears and is hard to be settled of straight joint of slab joint caused by structural distortion or walling material drying shrinkage; furthermore, the rubber sponge adopted in the middle of the slab joint is made of fire resistant heat insulating material and can prevent a heat channel from generating among the slab joints, thereby having certain fireproofing performance. The invention is applicable to the slab joint processing of most of the inner wallboards such as a GRC board, a plasterboard, a hollow slat, etc. at the present time.

The present invention relates to a composite insulation wall body, and the production and the installation method thereof. The composite wall body of the present invention is composed of a plurality of single block wall plates and insulation decorative plates. The present invention is characterized in that two adjacent single block wall plates are clamped and arranged among beams or columns; and the insulation decorative plates are embedded and arranged in the space formed between the two adjacent single block wall plates, and are firmly connected with the beams or columns. The present invention has the advantages that the composite wall body of the present invention not only has the performances of energy-saving, insulation, durability, lightweight and strong seismic capability, but also has the excellent fire prevention performance, and plays the good fire prevention protective function to the steel structure, and can be used as a firewall; and the decorative effect with various styles can be realized on the outer surface of the wall plate. The production and the installation method of the present invention realize the industrialized production, the on-site assembling is quick, and generally no on-site wet operation exists; the present invention can effectively increase the using area of the room, and lower the project construction cost of the building; and the construction is safe and reliable.

Fire protection systems and methods for ceiling-only high-piled storage protection. The systems include a plurality of fluid distribution devices disposed beneath a ceiling and above a high-piled storage commodity having a nominal storage height ranging from a nominal 20 ft. to a maximum nominal storage height of 55 ft. and means for quenching a fire in the storage commodity. The stored commodity to be protected may include exposed expanded plastics. The fluid distribution devices include a frame body having an inlet, an outlet, a sealing assembly, and an electronically operated releasing mechanism supporting the sealing assembly in the outlet.

The present invention discloses a foamed metal and is characterized in that air holes are distributed in the metallic material. The diameter of the air hole is 3-25 millimeters and the porosity is 80-98 percent. The invention also discloses a method of preparing foamed metal. The foamed metal in the present invention has a good sound-absorbing effect and can be used for making sound absorption boards.

Belonging to the technical field of building materials, the invention relates to a processing technology for a single-sheet cesium potassium fireproof glass. The processing technology comprises the following steps of: pretreatment of glass: conducting surface acid treatment on glass, then carrying out cleaning, drying and preheating to 380-400DEG C, and performing thermal insulation for 25-30min; ion exchange treatment: subjecting the glass to ion exchange treatment in a cesium potassium salt solution at 550-650DEG C for 18-22h; heat treatment: performing heat treatment on the glass subjected to the ion exchange treatment at 690-710DEG C, with the heating time being 40-50s per millimeter thickness; air cooling molding: taking out the glass and sending the glass into an air grid at a speed of 300-500mm/s to undergo air cooling molding, and finally conducting cooling to obtain the single-sheet cesium potassium fireproof glass. The processing technology provided by the invention is simple and practicable, and the prepared glass not only has very good fireproof function, but also has high strength, weathering resistance and machinability.

Provided is a method and system for providing fire shield protection to an aircraft auxiliary power unit, or portion thereof, or to other aircraft systems.

The invention discloses a waterproof type single-layer lining structure applicable to a fourth level surrounding rock double-line track. The waterproof type single-layer lining structure applicable tothe fourth level surrounding rock double-line track comprises fourth-level surrounding rocks subjected to smooth blasting treatment and further comprises omega-shaped spring drainage half pipes and anchored rods arranged in the fourth-level surrounding rocks in a struck manner. The anchored rods are perpendicular to the rock surfaces of the fourth-level surrounding rocks. The rock surfaces of thefourth-level surrounding rocks are further subjected to washing, injection of a first layer crude fiber concrete and curing, injection of mortar and curing, spraying of a waterproof material and curing, ejection of a second layer fine fiber concrete and curing in sequence. According to the waterproof type single-layer lining structure applicable to the fourth level surrounding rock double-track tunnel involved, force bearing of the single-layer lining structure formed by the technology is uniform; the structure has certain deformation resistant capacity; the construction technology is simple;the construction period is short; construction pollution is reduced; the structure is low-carbon and environment-friendly and widely applied to projects of fourth-level surrounding rock double-tracktunnel lining structures.

The invention discloses a method of manufacturing a heat-preservation and fireproof decorative panel, which comprises the following steps of: A, manufacturing an upper panel, a lower panel, a rock wool layer and reinforcing ribs; B, alternately bonding the rock wool layer and the reinforcing ribs on the lower panel, wherein fibers in the reinforcing ribs and the rock wool layer are respectively vertical to the lower panel; C, bonding the upper panel on the rock wool layer and the reinforcing ribs, wherein the upper panel and the lower panel are parallel; and D, compacting through a press. The invention also discloses a method of manufacturing the heat-preservation and fireproof decorative panel. The rock wool layer is bonded between the upper panel and the lower panel in a way that the fibers in the rock wool layer are respectively vertical to the upper panel and the lower panel. When the rock wool layer is stressed, the stress of the upper panel is directly transferred to the lower panel by the fibers in the rock wool layer, so that the tensile strength is increased, and the rock wool layer is not layered when being stressed; meanwhile, the rock wool layer has the advantages of A-level noninflammability and heat insulation and preservation, so that the heat-preservation and fireproof decorative panel has good energy-saving and fireproof functions. The reinforcing ribs increase the strength of the whole decorative panel, so that the whole decorative panel is not easily deformed.

The invention provides a light fireproof heat-insulation decorative composite plate and a method for preparing the same. The light fireproof heat-insulation decorative composite plate comprises a surface layer and a heat-insulation layer. The surface layer is a light flexible sheet with decorative finish, the heat-insulation layer is a heat-insulation plate which meets at least A-level fireproof requirements, leveling layers are arranged on two surfaces of the heat-insulation plate, the light flexible sheet with the decorative finish is arranged on the leveling layer on one of the surfaces of the heat-insulation plate by means of composition, anchoring component mounting straight slots are further formed in the heat-insulation plate, one end of each anchoring component can be inserted in the corresponding anchoring component mounting straight slot, and the light fireproof heat-insulation decorative composite plate can be fixed onto a mounting body. The light fireproof heat-insulation decorative composite plate and the method have the advantages that the surface layer is the light flexible sheet, accordingly, the weight of the light fireproof heat-insulation decorative composite plate can be reduced to a great extent, and the safety can be greatly improved; the light fireproof heat-insulation decorative composite plate is provided with the anchoring component mounting straight slots, and accordingly high and reliable anchoring force can be exerted; the heat-insulation layer is the heat-insulation plate which meets the at least A-level fireproof requirements, accordingly, the light fireproof heat-insulation decorative composite plate has an excellent fireproof function, has the light weight per unit area and can be firmly mounted, and the shortcomings in the prior art can be overcome.

The invention relates to the technical field of bridge inhaul cables, in particular to an anti-flaming inhaul cable. The inhaul cable comprises a cable body, a polyurethane packaging belt, a thermal insulation layer and a fireproof rubber layer. The polyurethane packaging belt wraps the outer surface of the cable body, the thermal insulation layer wraps the outer surface of the polyurethane packaging belt, the fireproof rubber layer wraps the outer surface of the thermal insulation layer, and the fireproof rubber layer is formed by raw material compositions including water-based resin, ammonium polyphosphate, vermiculite, expanded graphite, perlite and water through a polymerization reaction. The fireproof rubber layer has the good heat resistance, cold resistance, anti-corrosion propertyand small environment factor influences, the full-fireproof cable body can be manufactured in a factory easily, the installing difficulty is lowered, the fireproof function of the inhaul cable is added, and the problem of traditional inhaul cable outer layer high-density polyethylene stress cracking is solved.

The embodiment of the invention discloses a domestic composite-structure floor and a processing method thereof. The floor comprises a matrix (2) made of a refractory material, a floor upper surface (1) and a floor lower surface (3); at least one side face of the floor is provided with a tenon (4) and at least the other side face of the floor is provided with a groove (5); the floor lower surface (3) is compounded with a metal plate (6), and is coated by the metal plate (6); a first plane (42) between the floor lower surface (3) and the tenon (4) is compounded with a metal plate (7) and coated by the metal plate (7); and a second plane (52) between the floor lower surface (3) and the groove (5) is compounded with a metal plate (8) and coated by the metal plate (8). The strength of the floor can be improved, the floor has a fireproof function, and the domestic composite-structure floor cannot be deformed during floor heating.

The invention relates to a fireproof and external sunshade integrated window which comprises a rectangular window frame composed of an upper cross beam, a lower cross beam, a left column and a right column. The fireproof and external sunshade integrated window is characterized in that an upper-middle cross beam connected with the left column and the right column and parallel to the upper cross beam and the lower cross beam is arranged between the upper cross beam and the lower cross beam of the window frame, a window curtain device is arranged in the space formed by the upper-middle cross beam and the upper cross beam, an inner baffle is arranged between the upper-middle cross beam and the upper cross beam, and a bearing section bar is made from a glass fiber reinforced polyurethane material. According to the innovation point, the fireproof and external sunshade integrated window has the special advantages that the glass fiber reinforced polyurethane material is applied to the window section bar, innovation point is 0.22W/(mk), and an energy-saving effect is good; the structural integrity is ensured in flames of 900 DEG C for one hour, and a fireproof effect is good. Building external window parts having a fireproof function and outdoor window curtain parts are perfectly integrated together, various functions of existing building external windows are kept, the fireproof and external sunshade integrated window also has an external sunshadewindow curtain function, and the fireproof function is added.

The invention discloses a composite decorative sheet which comprises a base plate, a surface decoration layer, and a surface layer arranged between the base plate and the surface decoration layer, wherein a waterproof coating is coated between the surface layer and the base plate, a protection layer is coated between the surface layer and the surface decoration layer, the base plate is a polyurethane foaming plate, and the outer surface of the surface decoration layer is further coated with an flame retarding fireproof layer. Compared with the prior art, the composite decorative sheet has the characteristics of corrosion resistance, strong wear resistance, solid durability, non-deformation, dampproofness and waterproofness.

This invention provides an inorganic coating with dual functions of water-proofness and fire-proofness. Its main components includes main material and functional assistant, the main material A includes alkali metal silicate (40-60 kg, preferably 45-55kg) and flyash (30-50 kg, preferably 40-45 kg) and the functional assistant B include meta-acid metal salt (0.8-1.2 kg, preferably 0.9-1.1 kg). The compenents and proportion mix of B are: water 15-20 kg, copper sulphate 0.13-0.18 kg, aluminium potasium sulphate 0.50-0.60 kg, ferrous sulphate 0.20-0.35 kg and potassium alaite 0.02-0.03 kg.

The invention belongs to the field of energy-saving buildings and particularly relates to a low-energy-consumption energy-saving building system. The low-energy-consumption energy-saving building system is characterized in that both an outer support and an inner support are arranged on a ground ring beam; a backfill layer is arranged on one side of the ground ring beam; a heat-insulating pad is arranged between the inner support and the ground ring beam; a porous silicate insulation material is cast between the outer support and the inner support, onto the backfill layer and outside the groundring beam, so that basic thermal bridge is greatly relieved, and heat insulation of a building is improved; both the connection of a foundation and an exterior wall and the connection of the exteriorwall and a roof system are provided with the porous silicate insulation material, the strength is high, weatherability and freezing and thawing cycle resistance are good, the fireproof function is excellent, the potential fire hazard during construction and lifetime service is thoroughly eliminated, powdering upon damp taking is avoided, foundation settlement cracks are avoided, the system hereinhas good environmental friendliness and safety, zero peculiar odor and good thermal insulation, and thermal bridge is effectively eliminated.

The invention discloses a cable for a conduction charge system of an electric vehicle. The cable for the conduction charge system of the electric vehicle is characterized by comprising at least two conductor cores, a signal core, an inner sheath layer, a shielding layer, a spring and an outer sheath layer. The cable has the functions of improvement of tension resistance and swinging resistance and the beneficial effects of improvement of the roundness of the cable, control on mechanism movement and component positions, buffering and shock absorption, the deformation of the cable can be alleviated under the action of external force, the cable can be rebounded to an original state after the external force is eliminated, and thus the interference resistance and the reciprocation bending property of the wire cable can be improved; and the mechanical property of the cable is improved, and thus the cable is relatively good in vehicle crushing resistance.

The invention aims to disclose a roof heat preservation system structure, which comprises a reinforced concrete base layer and a mortar leveling layer laid on the reinforced concrete base layer, wherein pay-off embedded steel bars, a waterproof layer, a heat preservation layer, a protective layer and counter battens are sequentially arranged on the mortar leveling layer, roof battens are laid on the counter battens, hanging roof tiles are arranged on the roof battens, the counter battens are fixed on the protective layer through a metal bar structure and are levelled, and the protective layeris a mortar protective layer or an easy-to-coil material covering protective layer. Compared with the prior art, the roof heat preservation system structure has good waterproof effect, is suitable forconstruction of various modeling slope roofs, has good heat preservation performance, less wet operation and strong air convection, has effects of energy conservation and environment protection, greatly reduces the use of non-renewable or less-renewable resources, is an advocacy of green building engineering and achieves the objective of the present invention.

The invention discloses a self-heat-preservation prefabricated outer wall board with a frame net rack. The prefabricated outer wall board comprises a heat-preservation sandwich board, steel wire net sheets and inclined inserting bars, wherein a space steel wire net rack is formed by the upper and lower steel wire net sheets and the heat-preservation sandwich board is arranged in the space steel wire net rack; the upper and lower steel wire net sheets are arranged at the peripheral edges along with the heat-preservation sandwich board, are bent inwards by two rows and are additionally provided with tie bars to form a frame steel bar cage; and lightweight concrete wall bodies are arranged on the upper and lower surfaces, and the peripheries of the space steel wire net rack. According to the self-heat-preservation prefabricated outer wall board, industrial prefabrication can be realized and the self weight is light; the periphery can be in flexible connection with a main body so that the anti-seismic effect is better; and meanwhile, the self-heat-preservation prefabricated outer wall board has the characteristics of rapid construction speed, low construction cost, energy conservation and environmental friendliness, safety and reliability and good heat preservation effect.

The invention discloses a novel fire-proof and wind-resistant combined device of an isolation rubber support. The combined device comprises the isolation rubber support and connecting plates which are arranged at the upper and lower ends of the isolation rubber support respectively, wherein the periphery of the isolation rubber support is wrapped by a tongued and grooved steel plate; a fire-proof component is arranged at the periphery of the tongued and grooved steel plate. The device has a wind resistance function and a fire proofing function during use at ordinary time; a tongue and groove part of the tongued and grooved steel plate can be sheared by using earthquake force during earthquake, but a fire-proof component can still work normally, and the free horizontal deformation of the isolation rubber support is not obstructed; the purposes of damping and upper structure protection are achieved; after the earthquake ends, the newly machined tongued and grooved steel plate is connected to the upper and lower connecting plates of the isolation rubber support by using bolts, and the corresponding fire-proof component is arranged to newly achieve the wind resistance, fire proofing and isolation functions.

The invention belongs to an inner filling material of a fireproof door, and particularly relates to a fireproof door core plate material for fireproofing and heat insulation and a preparation processthereof. The fireproof door core plate material is prepared from the following raw materials in parts by weight: 300 to 400 parts of Alpha type High-strength gypsum, 3 to 6 parts of tert-acetic emulsion, 0.2 to 1 part of polyvinyl alcohol, 0.05 to 0.1 part of gypsum retarders, 20 to 40 parts of foaming agent water solution, 0.5 to 2 parts of fiber and 100 to 140 parts of water, wherein the weightratio of the foaming agent in the foaming agent water solution to the water in the foaming agent water solution is 1:(70 to 90). The fireproof door core plate material has the advantage that the adverse influence caused by a fireproof door core plate on the quality of a fireproof door can be avoided.