77results about How to "Reduce construction waste" patented technology

The invention provides an integrated assembly type steel structure building. The integrated assembly type steel structure building comprises a main body framework, floor bearing plates, internal wall bearing plates, external wall bearing plates and a roof; the floor bearing plates, the internal wall bearing plates, the external wall bearing plates and the roof are connected with the main body framework through connecting parts, the internal wall bearing plates are arranged to be adjacent to the external wall bearing plates, the roof is arranged at the upper end of the main body framework, and the outer surfaces of the internal wall bearing plates, the outer surfaces of the external wall bearing plates and the outer surface of the roof are each provided with decoration and fitment plates in an integrated mode, and the interiors of the decoration and fitment plates are correspondingly provided with cable conduits and water pipes in an integrated mode. In this way, the integrated assembly type steel structure building has the advantages of being stronger in integrity, convenient to construct, high in repeating utilization rate, capable of reducing production cost and wide in application range, and integral installation and disassembly of prefabricated part and the connecting parts in a factory can be achieved; meanwhile, large-scale production at a construction site is easy to achieve, and construction waste is greatly reduced.

The invention discloses a dual-purpose adhesive for adhering tiles and filling seams. The dual-purpose adhesive comprises, by weight percent, 20%-40% of cement, 50%-70% of filler, 2%-5% of redispersible latex powder, 0.05%-0.2% of cellulose ether, 0.4%-1.5% of early strength agent, 0.2%-0.8% of thixotropic lubricant, 0.3%-1.5% of wood fiber, 0.1%-0.4% of water repellent 0.1%-0.6% anti-whiskering agent, 0.1%-1% of mildew preventive and 0.1%-0.6% of dispersant. The dual-purpose adhesive belongs to the field of construction adhering materials, is efficient, energy-saving, low-carbon and environment-friendly, can be used for adhering tiles and processing tile seams, and working hour repetition and material waste are avoided.

The invention discloses a split mounting type prefabricated reinforced concrete construction temporary road, which comprises a box type member, wherein a reinforced concrete box type member is arranged in the box type member; reinforcement of the reinforced concrete box type member is welded and fixed to the box type member; four angular points of the reinforced concrete box type member are provided with omega-shaped lifting rings respectively; and water discharge holes are also formed at the omega-shaped lifting rings. The split mounting type prefabricated reinforced concrete construction temporary road has the beneficial effects that: through development of the split mounting type prefabricated reinforced concrete construction temporary road, a reinforcement welding net, angle steel and concrete are formed into a whole, so that the performances of the steel and the concrete are fully utilized, particularly, the periphery of the construction temporary road is protected by using the angle steel, and the unavailability due to corner stripping caused by collision or other reasons during use of the construction temporary road is avoided; and a temporary road module is manufactured by using a shaped steel mould, and meanwhile, a special formwork and a strengthening system are matched, so that the construction quality of the corner part and the entire temporary road is effectively guaranteed.

The invention relates to a soft coal step-by-step zooming hydraulic fracturing anatonosis device and method, relating to the field of coal mine gas extraction. A hydraulic fracturing anatonosis deviceincludes a hole sealing device and a hydraulic fracturing device. The method contains the following steps: S1, classifying coal strength from the near to the distant according to field coal-rock massactual measurement regional tectonic distribution, coal mass joints and pore and fracture development situations, determining coal bed joints and pore and fracture development situations as well as coal strength, and forming gas extraction fracturing drill holes; S2, efficiently sealing the gas extraction fracturing drill holes by adopting a hole sealing device; and S3, carrying out step-by-stepzooming hydraulic fracturing on the gas extraction fracturing drill holes by adopting the hydraulic fracturing device. According to the device and the method which are provided by the invention, fractures in coal-rock masses can be extended to the utmost extent when being sufficiently developed, strong support is provided by follow-up efficient gas extraction, and a technical guarantee is providedfor precise gas extraction of a working surface and safe production.

The invention discloses a building assembly type ceramic tile and a building technology using the ceramic tile. According to the technical scheme, the building assembly type ceramic tile comprises a tile body which is internally provided with functional grooves penetrating through the two opposite side faces of the tile body. The outer side of the tile body is provided with a ceramic decorative layer, the tile body and the ceramic decorative layer are integrally subjected to sintering forming, and the ceramic decorative layer is integrally formed on the outer surface of the tile body. The outer side of the tile body is further provided with a connecting mechanism used for being connected with and fixed to an adjacent tile body. The building assembly type ceramic tile is integrally formed and produced by combining the characteristics of a ceramic brick, a clay brick, a lime sand brick and ceramic, construction is more convenient, time and labor are saved, the cost is greatly lowered, and the brand new construction technology is brought in. The invention further provides a house built through the assembly type ceramic tile. The invention further provides the building technology using the building assembly type ceramic tile.

The invention discloses a high-sea tubular pile purse net breeding platform. A foundation portion comprises a circle of inner tubular piles and a circle of outer tubular piles around a central pile, and the lower ends of the inner tubular piles and the outer tubular piles are buried below a seabed while the upper ends of the same are connected through connecting components; the platform further comprises two groups of extension tubular piles positioned on the outer sides of the outer tubular piles, one group of the extension tubular piles serve as a foundation of an office living platform, andanother group of the extension tubular piles serve as a foundation of a production operation platform; an upper-layer building portion comprises an inner-ring aisle and an outer-ring aisle and further comprises a functional platform. An area within an inner-ring purse net serves as a main breeding area, an area between the inner-ring purse net and an outer-ring purse net serves as an annular assistant breeding area, and the annular assistant breeding area is used for breeding fishes like oplegnathus punctatus and cleaning attachements on the purse nets through the fishes. By the breeding platform, high-efficiency high-quality high-sea purse net fish breeding can be realized.

The invention relates to an underground coal mine coal seam hydraulic fracturing-cutting coupling permeability-improving method. The underground coal mine coal seam hydraulic fracturing-cutting coupling permeability-improving method comprises the following steps that 1, coal and rock parameters are actually measured on site, and all numerical simulation parameters are determined; 2, numerical simulation is conducted on coal seam hydraulic fracturing, and on-way resistance change and the peak value area distance of high-pressure water spreading in coal and rock holes and fractures are analyzed;3, hydraulic fracturing drilling positions and hydraulic cutting drilling positions are arranged according to the peak value area distance; 4, drilling, hole sealing and hydraulic fracturing permeability-improving construction are conducted at the hydraulic fracturing drilling positions; 5, after hydraulic fracturing permeability-improving construction is completed, a high-pressure pump station device of hydraulic fracturing permeability-improving equipment is moved to the hydraulic cutting drilling positions to conduct drilling, after pressure relief of a drill hole, hole sealing is conducted, and hydraulic cutting permeability-improving construction is conducted; and 6, the high-pressure pump station device of the hydraulic fracturing permeability-improving equipment is moved to the hydraulic fracturing drilling positions, and the step 4 is repeated till permeability-improving construction of a whole mine is completed. According to the underground coal mine coal seam hydraulic fracturing-cutting coupling permeability-improving method, the coal seam permeability-improving effect is greatly improved.

The invention discloses an integral modular assembled partition wall, comprising a modular partition wall body, roof and floor keels, bendable slats, L-shaped slabs, first fixing nails and second fixing nails. In backfield processing of the partition wall, only integral assembly and fixation are required on the spot, and construction efficiency is high; after the construction of the partition wall, a base course has good dimensional precision; compatibility with building height errors is achieved by adjusting first fixing slats.

The invention relates to building decoration material and the manufacture technology, in particular to a movable splicing composite floor tiles made of natural stone material, comprising an aluminum honeycomb reinforcing sheet and a stone surface slab, wherein, the aluminum honeycomb reinforcing sheet comprises two pieces of glass fiber cloth and an aluminum honeycomb core; the glass fiber cloth is bound with the aluminum honeycomb core; the aluminum honeycomb reinforcing sheet is bound with the stone slab. The invention is characterized in that one side of the stone slab is bound with the aluminum honeycomb reinforcing sheet, then high strength epoxy adhesive with proper concentration is applied on the four sides of the integrated floor tiles to fabricate a plurality of chase mortises; the tenons on the two adjacent lateral faces are made using a plurality of fixing strips with grooves as tenon mold; a plurality of grooves are arranged on the other two adjacent lateral faces; the finished product is produced through precise processing after the adhesive of the tenon slot is fully solidified. The invention has the advantages of light weight and high strength due to the adoption of the stone honeycomb slab, good water and moisture-proof performance due to the adoption of tenon slots made of special epoxy adhesive through forming on the periphery of the floor tiles, convenient, simple and rapid construction, saved cost for installation material and repeated removal for reutilization.

The invention provides a modular house which comprises a roof, a modular wall and a base. The base comprises floor slabs and a supporting base for supporting the floor slabs. The floor slabs are prefabricated according to house design in a blocked mode and then are combined and spliced. The modular wall comprises a wall frame and decoration-free wall boards, and gaps are reserved between the wall frame and the decoration-free wall boards. The bodies of the decoration-free wall boards are foamed concrete, and the surface of the foamed concrete is provided with a protective layer. The multifunctional integrated roof comprises a roof frame, a water circulating system and tiles. The water circulating system comprises a water circulating pipeline, the water circulating pipeline is located in the roof frame and serves as a supporting framework of the roof, and the tiles are arranged on the outmost layer of the roof. The modular house is prefabricated in a factory in a blocked mode, and the transportation cost is saved through field splicing. The wall and the slabs are filled with light foamed cement, the overall weight is decreased, while construction waste is decreased, the modular house is environmentally friendly, insulates noise and heat and meanwhile is decoration-free.

The invention relates to the field of assembly walls, in particular to an assembly wall, and belongs to the field of power distribution stations. The assembly wall comprises a main block, splicing parts arranged on the two sides of the main block to be spliced, and a groove opening arranged on the bottom side or/and a top layer of the main block, the splicing parts are one kind of bosses and grooves, the bosses and the grooves are matched in shape, and the invention further relates to a splicing structure and an assembly type power distribution station. Through the assembly wall, the splicingstructure and the assembly type power distribution station, the assembly wall of the particular structure and with good characteristics is adopted, and is applied to the outer wall structure of the assembly type power distribution station, the quality of the assembly type power distribution station is improved, meanwhile advantages of an assembly type building and a steel structure building are combined, factory-like making is achieved, field mounting is achieved, and the construction period is greatly shortened.

The invention provides a fabricated enclosing wall. The fabricated enclosing wall comprises ground beams, supporting uprights and an underground foundation part. The ground beams are laid above the ground, a plurality of ground beam reinforcing bars are laid into the ground beams in the horizontal direction, and every two adjacent ground beams stretch out of the ground beam reinforcing bars at the two ends and are arranged at connecting nodes in a staggered and lap-joint mode. The underground foundation part comprises a foundation short column, a bearing table, a cushion layer and a plain soil punning layer. The foundation short column is of a hollow structure, and the bearing table, the cushion layer and the plain soil punning layer are sequentially arranged below the foundation short column from top to bottom. The hollow structure of the upper portion of the foundation short column is internally provided with vertical steel bars and a plurality of stirrups. The vertical steel bars extend into the connecting nodes of every two adjacent ground beams and are in perpendicular lap-joint connection with the ground beam reinforcing bars. The invention further provides a construction method of the fabricated enclosing wall. The fabricated enclosing wall is stable in structural stress, solid and durable; the construction method is high in construction speed and facilitates installation; and the product quality is good.

The invention discloses a muck stirring monitoring device and a stirring detection method thereof. The muck stirring monitoring device is located in an excavation cabin and comprises a active stirringassembly and a passive stirring assembly, the active stirring assembly is fixed to the back of a cutter head, the passive stirring assembly is fixed to the rear cabin wall of the excavation cabin, monitoring devices are arranged on the active stirring assembly and the passive stirring assembly, and the monitoring devices are connected with an upper computer. The active stirring assembly and the passive stirring assembly are arranged in the excavation cabin and used in cooperation, and accurate, real-time and bidirectional muck stress monitoring is achieved by arranging active stirring rods and passive stirring rods with the proper tracks and the proper number and arranging the active stirring rods and the passive stirring rods at the same cross section in the middle of the excavation cabin, and the monitored stress value is transmitted to an interface of the upper computer to be displayed, so that the muck condition of the excavation cabin can be monitored in real time on the upper computer.

The invention discloses a cast-in-place concrete early-dismantling formwork system and a construction method thereof. The construction method comprises the steps of installing beam and slab supportingstructures, installing a beam and slab formwork, installing floor supporting structures, assembling a floor formwork and the like. The construction method of the cast-in-place concrete early-dismantling formwork system can achieve early dismantling in the real sense, and the allocation amount of the formworks is reduced by 1/3 to 1/2. The jacking and supporting combination degree is high, installation and disassembly are easy, the stability is high, and the bearing capacity is high. The height of the floor formwork and the height of the beam and slab formwork can be adjusted to meet differentconstruction requirements. Besides, much fewer wood rods, much fewer steel pipes and much fewer wood beams are used, fewer building wastes are generated, the construction environment is clean, neat,beautiful and friendly, it is ensured that the site is cleaned up after construction is finished, and potential safety hazards to workers are reduced. The input cost is reduced, resource waste is reduced, and the construction method of the cast-in-place concrete early-dismantling formwork system has an important significance in energy saving, environmental protection, low carbon and emission reduction.

The invention relates to a compound stone decorative concrete structure and a manufacture method of the compound stone decorative concrete structure. The compound stone decorative concrete has the characteristics of decorative effect and structural stress at the same time; concrete, steel frames and decorative stones of the compound stone decorative concrete are formed and fixed together in one step; the inner surfaces of the decorative stones are adhered on the outer surface of the concrete; the back surfaces of the decorative stones are provided with grooves; concrete is integrally grouted and filled in the grooves; and after the concrete is grouted, the compound stone decorative concrete forms an integral structure system in the civil and architectural engineering. The manufacture method comprises the following steps: firstly installing the steel frames, the decorative stones and concrete templates before grouting the concrete; pre-fixing the decorative stones so that the outer surfaces of the decorative stones are adhered on the inner lateral surfaces of the concrete templates; and filling the concrete in the spaces in the concrete templates and the grooves on the back surfaces of the decorative stones while grouting the concrete. The compound stone decorative concrete is formed by the synchronous precision design and manufacture of the concrete and the decorative stones, so that the structure is simple, the cost is low, and the durability is strong.

The invention provides a foundation pit support system. The foundation pit support system is used for providing support for a foundation pit and comprises a first row pile, a second row pile and a third row pile, and the first row pile, the second row pile and the third row pile all comprise several supporting piles; the first row pile, the second row pile and the third row pile are arranged in sequence; the second row pile is connected with the first row pile and the third row pile separately in the height direction through several cant beams, several horizontal beams and several concrete wallboards to form the foundation pit support system. According to the foundation pit support system, all the row piles are connected through the cant beams and the horizontal beams to form a truss structure, the stiffness of the truss structure is large, and the stiffness of the foundation pit support system is greatly improved. By means of the foundation pit support system, when the supporting piles need to be recycled, partial supporting piles can be taken out and recycled, and do not need to be taken out when the supporting piles do not need to be recycled, and thus a large amount of buildingrubbish is reduced; meanwhile, the foundation pit support system cannot hinder construction inside the foundation pit, and therefore, the construction efficiency is improved.

The invention relates to a building floor slab, in particular to a prestressed concrete hollow slab and a construction method thereof. The hollow slab comprises two SP plates, wherein two ends of each SP plate are provided with nicks for holding column reinforcements respectively; the sections of each SP plate are provided with a plurality of reinforcement casings; one end of each reinforcement is connected with the one reinforcement casing, and the other end of each reinforcement is free; a plurality of steel hinge ropes are pre-embedded inside the two SP plates along the direction of long edges; and two ends of the steel hinge ropes are threaded out from the nicks, wherein the out-treaded ends of the steel hinge ropes pre-embedded inside a first hollow SP plate are connected with a steel-hinge-rope fixing frame. The method comprises the steps of placing the reinforcements in the SP plates through the nicks at two ends of the two SP plates, installing and fixing the steel-hinge-rope fixing frame and the reinforcements on the column reinforcements, bundling and fixing intersections of the steel hinge ropes, the reinforcements and the column reinforcements by use of bundling reinforcements, inserting porous steel pipes into second holes of the SP plates, injecting concrete into the pipes and casting the concrete into the SP plates after concrete strength is up. The prestressed concrete hollow slab has the characteristics of saving energy consumption and the like, along with simple rapid installation.