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36results about How to "Increase building area" patented technology

Plant straw novel lightweight wall body material and preparation method thereof

The invention discloses a plant straw novel lightweight wall body material. The plant straw novel lightweight wall body material is prepared by the following raw materials in parts by weight: 40-50 parts of fly ash, 20-30 parts of modified plant straw powder, 20-30 parts of sulphate aluminium cement, 10-20 parts of expanded perlite, 10-15 parts of silica powder, 10-15 parts of modified clay, 10-20 parts of glass fiber, 2-4 parts of foaming agent and 3-6 parts of water reducing agent. The plant straw novel lightweight wall body material disclosed by the invention is manufactured by utilizing an industrial waste material, namely the fly ash which is produced by abundant local coal mine resources and an agricultural waste, namely plant straw, so that the phenomena of disordered arrangement and disordered placement of the fly ash, excessive burning of the plant straw and the like can be effectively prevented, a natural environment can be protected, the production cost can be simultaneously greatly reduced, the cyclic utilization of the solid waste is realized and the energy-saving requirements of buildings can be also met. The produced wall body material has the advantages of higher compressive strength, smaller contractibility, light weight, heat preservation, heat insulation, sound insulation, fire resistance and the like.
Owner:陶四新

Steel-reinforced concrete core column and manufacturing method thereof

The invention relates to a construction member, in particular to a steel-reinforced concrete core column and a manufacturing method thereof. The core column comprises steel tubes, steel plates and concrete; a plurality of steel tubes are arranged in the core column, and the steel tubes are connected through the steel plates; a plurality of longitudinal ribs are arranged at the peripheries of the steel tubes, and the longitudinal ribs are bound by stirrups; the concrete is poured in the steel tubes and gaps between the steel tubes and the longitudinal ribs; and concrete protective layers are arranged outside the longitudinal ribs. The method comprises the following steps: firstly, fixing the steel tubes at the cross points of longitudinal limbs and transverse limbs of the core column and in the end parts of the limbs, and welding the steel tubes together through the steel plates; arranging the longitudinal ribs, and binding and fixing the longitudinal ribs by the stirrups; arranging templates outside the longitudinal ribs; pouring the concrete in the steel tubes, curing the concrete to reach the compressive strength of the concrete, making the core column of the steel tubes bear the load firstly, and then pouring the concrete between the outsides of the steel tubes and the templates to form the concrete protective layers outside the longitudinal ribs so as to form an overlapped column; and removing the templates. The core column has the advantages of high bearing capacity, good stability and the like.
Owner:SHENYANG JIANZHU UNIVERSITY

System and method for synthesis of tri-n-butyl citrate through continuous esterification

The invention provides a method for synthesis of tri-n-butyl citrate (TBC) through continuous esterification. The method comprises the following steps: adding a mixture of citric acid, n-butanol and a catalyst into a reaction system at a uniform speed, wherein the reaction system is composed of a plurality of esterification reaction vessels in series connection, the mixture is added into a first esterification vessel, reaction temperature successively rises from 112-160 DEG C, and a semi-finished product containing butanol in a certain proportion is discharged from a last esterification vessel; allowing the semi-finished product to enter an evaporator to remove residual butanol so as to obtain crude ester liquid; and carrying out conventional post-treatment with a plasticizer so as to obtain a TBC finished product. According to the invention, the continuous esterification is more applicable to automatic operation and large-scale production; land occupation is small, and investment is low; reaction is thorough, and the utilization rate of the raw materials is high; safety production and stable product quality are guaranteed; and comprehensive utilization is realized, energy is saved, and discharge of waste water, waste gas and waste industrial residues is reduced.
Owner:江苏雷蒙新材料有限公司

Double T-shaped composite beam provided with prestressed steel tube concrete core rods and fabrication method of double T-shaped composite beam

The invention provides a double T-shaped composite beam provided with prestressed steel tube concrete core rods, which is formed by utilizing the prestressed steel tube concrete core rods as tensioned lower flanges, adopting corrugated steel plates as web plates and pouring an upper flange top plate with high-strength concrete. The prestressed steel tube concrete core rods consist of steel tubes, intra-tube concrete and prestressed steel bars, and have high tension capacities; as the prestressed steel tube concrete core rods are combined with the corrugated steel web plates for use, the advantages are complemented, the shear capacity and flexural capacity of a crossbeam are improved, and the crossing ability of the crossbeam is improved. The composite beam has the advantages of light weight, great crossing ability, high bearing ability, high stiffness, low cost and the like, can be suitable for volume production in prefabricated part factories, can serve as a roof beam for constructing a 30-48m oversized-span single-storey industrial factory building, and as a floor beam for constructing a 21-30m large-span multi-storey industrial factory building, meets the requirements of industrial production on a large space, and saves land.
Owner:SOUTHEAST UNIV

PSC light thermal insulation and decoration structure integrated prefabricated outer wall board and preparation method thereof

The invention relates to a PSC light thermal insulation and decoration structure integrated prefabricated outer wall board and a preparation method thereof. The PSC light thermal insulation and decoration structure integrated prefabricated outer wall board is hung on main bearing structures and comprises a ribbed face board, an insulation board, rock wool and an ALC board. A pre-buried pendant ispre-buried in the ribbed face board and hung on the main bearing structures. The insulation board is arranged on the inner side of the ribbed face board, and the rock wool is wrapped with the inner side of the ribbed face board. The ALC board is laid on the inner side of the rock wool, and the ALC board is located between the main bearing structures. The PSC light thermal insulation and decorationstructure integrated prefabricated outer wall board has the good thermal insulation property and good sound insulation property; the wall board is partially embedded, and the thickness of a whole outer wall system is decreased accordingly; the thickness of the wall board is small, and thus the building using area is increased; and the weight of the wall board is low, the site construction hoisting difficulty is lowered, the material cost is saved, meanwhile stress of the pendant is reduced, and the security coefficient is increased accordingly.
Owner:ZHEJIANG GREEN BUILDING INTEGRATION TECH CO LTD

Multifunctional roof system capable of fully utilizing solar energy and air energy

The invention relates to a multifunctional roof system capable of fully utilizing solar energy and air energy. The multifunctional roof system comprises a cement concrete floor, four wall bodies of the floor and a steel structure support frame of the floor, wherein the cement concrete floor is arranged at the top layer of a building. The multifunctional roof system is characterized in that a solar power generating device, a solar hot water device and equipment for preparing cool air from air source hot water, wherein the solar power generating device adopts a photovoltaic thin film assembly; back glue is attached to the back surface of the photovoltaic thin film assembly; an isolation film covers the back glue; the solar hot water device adopts a flat plate solar water heater; a plurality of flat plate solar water heaters are flatly laid and are fixed on a steel structure frame for forming a roof covering the floor; the roof can achieve the effects of wind prevention, rain shielding and heat insulation; and the equipment for preparing cool air from air source hot water comprises a host machine and a plurality of sets of water tanks matched with the host machines to be used. The multifunctional roof system is suitable to be used by roofs of various residences, particularly rural residences, and can provide hot water supply, heating, power generation, power storage and cool air supply service.
Owner:蒋其云

Double T-shaped composite beam with prestressed steel tube concrete mandrel and its preparation method

The invention provides a double T-shaped composite beam provided with prestressed steel tube concrete core rods, which is formed by utilizing the prestressed steel tube concrete core rods as tensioned lower flanges, adopting corrugated steel plates as web plates and pouring an upper flange top plate with high-strength concrete. The prestressed steel tube concrete core rods consist of steel tubes, intra-tube concrete and prestressed steel bars, and have high tension capacities; as the prestressed steel tube concrete core rods are combined with the corrugated steel web plates for use, the advantages are complemented, the shear capacity and flexural capacity of a crossbeam are improved, and the crossing ability of the crossbeam is improved. The composite beam has the advantages of light weight, great crossing ability, high bearing ability, high stiffness, low cost and the like, can be suitable for volume production in prefabricated part factories, can serve as a roof beam for constructing a 30-48m oversized-span single-storey industrial factory building, and as a floor beam for constructing a 21-30m large-span multi-storey industrial factory building, meets the requirements of industrial production on a large space, and saves land.
Owner:SOUTHEAST UNIV

Full-period construction method for flexible reserved floor high-rise building and vehicle depot structure

The invention provides a full-period construction method for a flexible reserved floor high-rise building and vehicle depot structure. The method comprises the following steps of Step 1, constructing a first-stage structure: Step 11, constructing a plurality of building pile foundations and a first-stage raft plate; Step 12, constructing a vehicle depot large garage; Step 13, constructing a retaining wall; and Step 14, building brick partition walls after construction; and Step 2, constructing a second-stage structure: Step 21, constructing a second-stage raft plate and a shear wall of the high-rise building; Step 22, constructing a car garage and the remaining shear walls, and constructing the high-rise building; and Step 23, constructing a second-stage cover plate, performing soil covering, then performing greening till the construction is completed. The full-period construction method of the structure comprises a structure reservation scheme for flexibly adjusting the house type of the floor high-rise building and a construction scheme for the later-stage high-rise building, the house type of the later-stage high-rise building can be flexibly adjusted, and the height of the high-rise building is not limited by a conversion structure.
Owner:GUANGZHOU METRO DESIGN & RES INST

A construction method of integrated exterior wall masonry system

The invention relates to a construction method for an integrated external wall masonry system, which includes the following construction steps: 1), prefabricating a precast concrete slab in a factory; 2), selecting a suitable spreader according to the component form and lifting height; 3), placing the precast concrete Lift the slab to the construction position; 4), stop the lowering of the precast concrete slab when it is 50cm away from the installation position, and check whether the front and back of the precast concrete slab are consistent with the drawings; 5), initially fix the position of the precast concrete slab according to the position of the embedded anchor bolt; 6 ), accurately adjust the position of the pre-embedded anchor bolt according to the control line, which coincides with the position of the measuring line; 7), the precast concrete slab is in place; the precast concrete slab is fixed by the fixing nut, so that the precast concrete slab is fixed on the column; 8), The reserved tie reinforcement of the prefabricated concrete slab and the outer wall of the block are built together; 9), the other side of the column is left with a joint with the outer wall of the block. The invention has the advantages of convenient construction, can reduce the thickness of the column-wrapped wallboard, reduce the risk of convex beams and convex columns, and the like.
Owner:ZHEJIANG GREEN BUILDING INTEGRATION TECH CO LTD

Super high-level mixed type space steel gridding cartridge tube-in-tube structure and manufacturing method

The invention discloses a super high-level mixed type space steel gridding cartridge tube-in-tube structure. The super high-level mixed type space steel gridding cartridge tube-in-tube structure includes a steel gridding frame with quadrangular distribution on the periphery, a concrete core tube, and a steel gridding hollow floor system. The steel gridding hollow floor system is connected with thesteel gridding frame to form a cartridge structure through a wall shelf unit. The cartridge structure forms into a cartridge tube-in-tube structure through rigid connection of the wall shelf unit andthe concrete core tube. The concrete core tube is poured in site. The steel gridding hollow floor system is composed of gridding units formed by two-and-two rigid connection of multiple steel hollowbeams and surrounding column grids. The central column grids of the four sides of the steel gridding hollow floor system are larger than the other column grids. The steel gridding frame is composed ofconnection of rectangular frame units. Each frame unit is formed by welding of a steel column and a cross beam. By using the fabricated mixed type space steel gridding cartridge tube-in-tube structure, when the building function and the modeling need increasing or decreasing of individual column grids, three gridding shapes are added, so that the number of steel grids in the overall floor systemis increased. Thickness of the floor system structure is decreased; in the same building height, the building area is increased, so that the overall project cost is reduced, and the economic benefitsare increased.
Owner:湖南金海集团有限公司

Metro vehicle depot first-stage structure for flexibly reserving ground high-rise building

The invention provides a metro depot first-stage structure for flexibly reserving a floor high-rise building. The structure comprises a vehicle depot large garage and a high-rise building foundation, wherein the high-rise building foundation comprises a first-stage raft plate and a plurality of building pile foundations, the lower surface of the first-stage raft plate is connected with the top ends of the building pile foundations, an open hole is formed in the upper portion of the first-stage raft plate, the vehicle depot large garage is arranged on the outer side of the hole, and the vehicle depot large garage is used for storing metro vehicles. The vehicle depot first-stage structure is a structure reservation scheme capable of being flexibly adjusted in the later period of the floor high-rise building house type, the vehicle depot large garage can be built under the condition that the building house type of the high-rise building is uncertain through the vehicle depot first-stage structure, and the house type of the high-rise building in the later period can be flexibly adjusted; the vehicle depot large garage and the high-rise building can form an independent structural anti-seismic calculation unit, a stress system is clear, the height of the high-rise building is not limited by a conversion structure, and the area of the building capable of being developed and built is greatly increased.
Owner:GUANGZHOU METRO DESIGN & RES INST

High-containment first-stage structure for property development of reserved vehicle depot and construction method

PendingCN114150923AConvenient and feasibleAddress deficiencies that must be identifiedFoundation engineeringBuilding material handlingLand resourcesArchitectural engineering
The invention provides a first-stage structure for property development of a high-containment reserved vehicle depot and a construction method, the first-stage structure comprises a vehicle depot large warehouse and a reserved hole, the vehicle depot large warehouse is arranged on the outer side of the reserved hole and used for storing metro vehicles, and a high-rise building foundation is constructed at the bottom of the reserved hole. A single line span, a small flat column, a single pile, a crown beam and the like are arranged in a large garage close to a vehicle depot beside a hole, and are completely separated from a high-rise building and a foundation of the high-rise building. According to the first-stage structure and the construction method, the vehicle depot large garage can be constructed under the condition that the house type of the high-rise building is uncertain, the house type of the later-stage high-rise building is flexible, adjustable and high in inclusiveness, normal operation of a subway is not affected by construction, and the vehicle depot large garage and the high-rise building are of an independent structure anti-seismic calculation unit; the height of the high-rise building is not limited by the conversion structure, and the area of the developable building is greatly increased. Land resources are saved, meanwhile, it is guaranteed that the structure of second-stage implementation has construction feasibility, and the problem of differential settlement between a high-rise building and a large warehouse is solved.
Owner:GUANGZHOU METRO DESIGN & RES INST

Plant straw novel lightweight wall body material and preparation method thereof

The invention discloses a plant straw novel lightweight wall body material. The plant straw novel lightweight wall body material is prepared by the following raw materials in parts by weight: 40-50 parts of fly ash, 20-30 parts of modified plant straw powder, 20-30 parts of sulphate aluminium cement, 10-20 parts of expanded perlite, 10-15 parts of silica powder, 10-15 parts of modified clay, 10-20 parts of glass fiber, 2-4 parts of foaming agent and 3-6 parts of water reducing agent. The plant straw novel lightweight wall body material disclosed by the invention is manufactured by utilizing an industrial waste material, namely the fly ash which is produced by abundant local coal mine resources and an agricultural waste, namely plant straw, so that the phenomena of disordered arrangement and disordered placement of the fly ash, excessive burning of the plant straw and the like can be effectively prevented, a natural environment can be protected, the production cost can be simultaneously greatly reduced, the cyclic utilization of the solid waste is realized and the energy-saving requirements of buildings can be also met. The produced wall body material has the advantages of higher compressive strength, smaller contractibility, light weight, heat preservation, heat insulation, sound insulation, fire resistance and the like.
Owner:陶四新

Flexible reserved floor high-rise building and vehicle depot comprehensive development complete cycle structure

The invention provides a flexible reserved floor high-rise building and vehicle depot comprehensive development complete cycle structure which comprises a vehicle depot large garage and a building foundation, wherein the building foundation comprises a first-stage raft plate, a second-stage raft plate and a plurality of building pile foundations; the lower surface of the first-stage raft plate is connected with the top ends of the plurality of building pile foundations; the upper surface of the first-stage raft plate is connected with the lower surface of the second-stage raft plate; an open hole is formed in the upper portion of the first-stage raft plate; the high-rise building comprises a shear wall; and the shear wall is arranged on the building foundation. The full-cycle structure comprises a structure reservation scheme capable of flexibly adjusting the house type of the floor high-rise building and a construction scheme of the later-stage high-rise building; the full-cycle structure can be used for constructing the vehicle depot large garage under the condition that the house type of the high-rise building is uncertain; and the house type of the later-stage high-rise building can be flexibly adjusted. The height of the high-rise building is not limited by the conversion structure, and the area of the building capable of being developed and built is greatly increased.
Owner:GUANGZHOU METRO DESIGN & RES INST
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