Lightweight metal sandwich plate and machining method thereof

The invention discloses a lightweight metal sandwich plate and a machining method thereof, and belongs to the technical field of buildings. The sandwich plate comprises a sandwich heat-insulating layer, Chinese character 'Tu' (soil)-shaped anchor frames, lightweight thin light metal plates, connecting plates, anchor frame reinforcing and mounting plates, and soft heat-insulating connecting seams, wherein the sandwich heat-insulating layer is arranged between the two lightweight thin light metal plates; the Chinese character 'Tu'-shaped anchor frames are uniformly arranged on the two lightweight thin light metal plates in the sandwich heat-insulating layer; transverse ribs of the adjacent Chinese character 'Tu'-shaped anchor frames on the two lightweight thin light metal plates are interlaced with each other; the anchor frame reinforcing and mounting plates are arranged at the connecting positions between the Chinese character 'Tu'-shaped anchor frames and the lightweight thin light metal ...

Spiral lead extruding damper

The invention provides a spiral lead extruding damper which comprises an outer barrel, a movable shaft, a fixed shaft, spiral extruding openings, lead and a limiting bearing. A set of three to four spiral extruding openings is formed in the movable shaft, and two to four cross ribs and four to eight longitudinal ribs are arranged on the inner side of the outer barrel. The spiral lead extruding damper has the advantages that the material utilization rate is high, and the energy consumption effect is good; due to the fact that the spiral extruding openings are adopted, the lead can be extruded longitudinally, the lead can be extruded rotatably, the energy consumption state can be achieved fast under the action of small earthquakes and wind vibration, reciprocating spiral motion can be achieved under the action of large earthquakes, longitudinal motion and circumferential motion can be achieved, and the utilization rate of the lead is greatly improved. Meanwhile, the spiral lead extruding ...

Steel and lead laminated annular damper

The invention discloses a steel and lead laminated annular damper comprising soft steel energy dissipation barrels, lead energy dissipation barrels and steel supports. The soft steel energy dissipation barrels and the lead energy dissipation barrels are alternatively laminated to form an energy dissipation barrel. The energy dissipation portion of the energy dissipation barrel is hooped by four square-cylinder-shaped connecting plates, the four connecting plates are symmetrical pairwise relatively to the center of the energy dissipation barrel and form an 'X' shape, and fixed plates with screw holes are connected with the connecting plates respectively. The steel and lead laminated annular damper is high in stress concentration, large in material yield dispersion area, free of obvious stress concentration, good in coordination of the soft steel energy dissipation barrels and the lead energy dissipation barrels, high in material utilization rate, good in energy dissipation effect, simple ...

Crack control method for mass concrete adopting phase-change material

The invention provides a crack control method for mass concrete adopting a phase-change material, and belongs to the technical field of construction engineering. The crack control method is characterized by comprising steps as follows: step one, a heat exchange water circulation system is arranged in the construction position; step two, phase-change concrete is poured on a heat absorption assembly of the heat exchange water circulation system; step three, the concrete is poured, and the inner temperature of the concrete is controlled by the heat exchange water circulation system; the heat exchange water circulation system comprises the head absorption assembly and water storage pools, the heat absorption assembly comprises heat exchange water pipes and heat exchange metal sheets, the water storage pools comprise a cold water storage pool and a hot water storage pool, the heat exchange metal sheets are arranged on the heat exchange water pipes, one end of each heat exchange water pipe is ...

Permeable, ventilated, and air purifying concrete curb and processing method thereof

The invention provides a permeable, ventilated, and air purifying concrete curb and a processing method thereof. One end of the curb is closed; multi-row and multi-column cavities are uniformly arranged along the other end of the curb; longitudinal ribs and horizontal ribs are respectively formed between adjacent cavities; vent holes are formed in all the longitudinal ribs; the vent holes are round holes; vent holes of adjacent longitudinal ribs in the same longitudinal row and the same horizontal row are formed in a mutually staggered manner vertically and horizontally. According to the invention, a large amount of industrial wastes can be consumed to produce the permeable, ventilated and air purifying concrete curbs; environmental pollution can reduced; large pieces of fertile farmland and clay can be saved; wastes can be changed into valuable; moreover, a great amount of hazardous materials in the air can be absorbed and degraded; an effective approach to realize high-efficient utilization ...

Mao bamboo strenghthened type straw heated board is glued to green nothing

The utility model provides a mao bamboo strenghthened type straw heated board is glued to green nothing, includes the mao bamboo, green has the compressed straw slab of glue and a waterproof ventilated membrane, and wherein the mao bamboo is for having major part microcephaly structure, and the mao bamboo does not have a cross section evenly distributed of gluey compressed straw slab in the green, replaces each other with the microcephaly along the green major part that does not have the horizontal mao bamboo of gluing the compressed straw slab to along the green vertical end to end who does not have gluey compressed straw slab, green nothing is glued the compressed straw slab outside and is set up the waterproof ventilated membrane of one deck. The utility model discloses an advantage and beneficial effect: the utility model discloses an effect and advantage are green, environmental protection, the cost is low, heat preservation is effectual, saves a large amount of engineering times and ...

Modularization grass board bale wood structural ring protects energy - saving wall panels

The utility model provides a modularization grass board bale wood structural ring protects energy - saving wall panels, includes non -bearing protection nature decoration fire prevention link plate, the ventilative roll material layer of waterproof damp proof insulation, the highly dense straw board of outer green for building, straw bundle, the highly dense straw board of inlayer green for building and fire prevention decorative board, straw bundle, wood separator, post and crossbeam constitution bearing wood frame wall part, highly dense straw board of outer green for building and the ventilative roll material layer of waterproof damp proof insulation, the outmost non -bearing protection nature decoration fire prevention link plate that is are established to bearing wood frame wall part's outside nail, highly dense straw board of inlayer green for building and fire prevention decorative board are established to bearing wood frame wall part's inboard nail. The utility model discloses an ...

Efficient vortex flow type rainwater filtering barrel with automatic solid-liquid separation function

The utility model belongs to the technical field of rainwater recycling. The utility model provides an efficient vortex flow type rainwater filtering barrel with an automatic solid-liquid separation function. The garbage can is defined by a can cover and a can shell. A first-stage rainwater purification cavity, a funnel-shaped sponge blocking and filtering layer, a second-stage rainwater purification cavity, a funnel-shaped non-woven geotextile filtering layer, a third-stage rainwater purification cavity, a funnel-shaped clean purification membrane structure, a clean water storage cavity and asundry storage layer are arranged in the barrel from top to bottom; a sundry sliding pipeline is arranged in the middle in the barrel; the upper part of the sundry sliding pipeline is communicated with the first-stage rainwater purification cavity; the device has the advantages that the structure is simple, the size is small, machining is easy and convenient, the manufacturing cost is low, automatic ...

Underground complex for dual purpose of peacetime and wartime

The invention relates to an underground complex for the dual purpose of peacetime and wartime, and belongs to the engineering field combining civil air-defense construction and an urban underground complex. The underground complex includes a lower-layer minibus special-purpose cabin, an upper-layer minibus special-purpose cabin, a lower-layer traffic emergent-evacuation cabin, an upper-layer traffic emergent-evacuation cabin, a spongy city cabin, an electric power cabin, a telecommunication cabin, a fuel gas cabin, a power-free comprehensive pipe gallery cabin and a water cabin; wartime underground space which is formed through corresponding conversion includes a lower-layer people shelter unit, an upper-layer material shelter unit, a lower-layer people shelter unit assist room, an upper-layer material shelter unit assist room, a sewage pool and sewage pump rood, a power generation and supply equipment room, a chemical defense duty room, a kitchen and logistics equipment room, a ventilation ...

Anchor cable construction auxiliary device

The utility model belongs to the technical field of coal mining. The anchor cable construction auxiliary device comprises an anchor cable, rectangular frame, adjusting devices are arranged on the twoopposite sides of the rectangular frame respectively and located in the middle section of one side of the rectangular frame, each adjusting device comprises two pieces of first channel steel, and thelower ends of the first channel steel are connected with the upper end face of the rectangular frame and are perpendicular to the rectangular plane of the upper end face of the rectangular frame.

Epsilon-type thermal-insulating block free of thermal bridge and manufacturing method of epsilon-type thermal-insulating block

The invention discloses an epsilon-type thermal-insulating block free of a thermal bridge and a manufacturing method of the epsilon-type thermal-insulating block, and belongs to the technical field of constructional engineering. The epsilon-type thermal-insulating block comprises an outer-blade concrete plate, a middle-blade concrete plate and an inner-blade concrete plate, which contain TiO2 in ingredients, wherein the outer-blade concrete plate, the middle-blade concrete plate and the inner-blade concrete plate are the same in size; the middle-blade concrete plate is attached between the outer-blade concrete plate and the inner-blade concrete plate; the outer edges of the outer-blade concrete plate and the inner-blade concrete plate are staggered; a row of insulation boards are arranged in each of the outer-blade concrete plate, the middle-blade concrete plate and the inner-blade concrete plate; the manufacturing method comprises the following steps: 1 burning zeolite powder; 2 fabricating ...

Groove type connection assembly type concrete comprehensive pipe gallery

The utility model discloses a groove type connection assembly type concrete comprehensive pipe gallery, and belongs to the technical field of buildings. The structure comprises prefabricated segmentsand a mid-partition wall which are connected and installed with each other, the prefabricated segments comprise four segments of different structures, connecting steel bars are arranged in the segments, and the segments are connected through screw rods and finally connected to the mid-partition wall; the groove type connection assembly type concrete comprehensive pipe gallery is arranged in the mode that upper and lower pipe pieces are staggered by a quarter in the longitudinal direction. Waterproof rubber strips are arranged at the connecting positions of the groove type connecting assembly type concrete comprehensive pipe gallery. The utility model has the advantages of convenience in construction, high construction speed, high efficiency, lower requirement on construction space, good waterproof ...

Three-layer phase change insulation block

The invention relates to a three-layer phase change insulation block, and belongs to the technical field of buildings. The three-layer phase change insulation block comprises two insulation layers, inner-layer phase change blocks, middle-layer phase change blocks, outer-layer phase change blocks, a concrete layer, insulation layer concrete ribs and phase change layer concrete ribs, wherein the two insulation layers are arranged at an interval through the insulation layer concrete ribs, one insulation layer extends to the two ends of the block, and the insulation layer concrete ribs of the two insulation layers are mutually staggered; the inner-layer phase change blocks, the middle-layer phase change blocks and the outer-layer phase change blocks are respectively arranged between the insulation layers in building blocks in an interval mode, and the inner-layer phase change blocks and the outer-layer phase change blocks are uniformly distributed in the whole internal and external concrete ...

Crash barrier with buffer performance

The invention discloses a crash barrier with buffer performance. The crash barrier adopts an axial symmetry structure. A protection sleeve is arranged on the outermost side of a crash barrier body. Polyurethane rubber is arranged on the inner side of the protection sleeve. An anticollsion steel plate is arranged on the inner side of the polyurethane rubber and comprises a barrier body part and a base part. The barrier body part comprises high-damping concrete packing layers arranged on the inner side of the anticollsion steel plate. Energy absorption buffer materials are arranged between the high-damping concrete packing layers. An anticollision buffer pad is arranged on the inner sides of the high-damping concrete packing layers. Ultrahigh-toughness concrete is arranged on the inner side of the anticollision buffer pad. Sand is arranged on the inner side of the ultrahigh-toughness concrete. A plurality of spring dampers and horizontal connecting steel pipes are arranged in the sand of ...

Friction energy consumption and dual-crossed shaped separating type buckling energy dissipation prevention component

The invention relates to an energy dissipation component of a building structure, belongs to the field of building structure installation, and particularly relates to a friction energy consumption and dual-crossed shape separating type buckling energy dissipation prevention component. Energy dissipation steel and energy dissipation dual-crossed shaped steel form a dual crossed shaped energy dissipation portion, energy absorption buffer isolation layers are arranged at the eight regions obtained by separating the dual-crossed energy dissipation portion, high-damping concrete is poured into the energy absorption buffer isolation layer, an energy dissipation filling body is arranged in the high-damping concrete, and the energy dissipation steel, the high-strength plate layer and the energy dissipation dual-crossed steel are connected with reinforcing steel ribs arranged at the embedded portions and an end fixing plate. According to the friction energy consumption and dual-crossed shape separating ...

Road lamp frame for purifying and degrading harmful gas and processing method thereof

The invention relates to a road lamp frame for purifying and degrading harmful gas. The road lamp frame comprises a base, an adsorptive concrete outer wall and a wood chip activated carbon and titanium dioxide combining body, wherein the adsorptive concrete outer wall is arranged on the base, air ventilating holes are uniformly formed in the two sides of the adsorptive concrete outer wall along the axial direction, and the wood chip activated carbon and titanium dioxide combining body is arranged in the adsorptive concrete outer wall. A processing method comprises the following steps of 1, preparing the wood chip activated carbon and titanium dioxide combining body; 2, preparing the adsorptive concrete outer wall. The road lamp frame has the advantages that the financial budget of the road lamp equipment is reduced, and the financial stress of the government is also reduced; a large amount of waste concrete, industrial waste steel slag and waste water glass powder in building can be utilized ...

Steel lead lamination shearing damper

The invention discloses a steel lead lamination shearing damper which comprises a damper steel end plate, an energy consumption soft steel plate, an energy consumption lead plate blocking plate, a damper fixing plate and an energy consumption lead plate. The energy consumption soft steel plate and the energy consumption lead plate are arranged in a lamination mode to form an energy consumption part. The energy consumption lead plate blocking plate is arranged on the outside of the energy consumption lead plate. The energy consumption part is fixedly connected with the damper steel end plate fixedly connected with the damper fixing plate, one end of the damper fixing plate is connected with a steel I beam, and the other end of the damper fixing plate is connected with the top of a herringbone support. The damper is high in initial rigidity and high in material yield dispersion area. No obvious stress concentration exists. The soft steel and the lead have good coordination performance, the ...

Prefabricated underground traffic repair pipe rack

The invention discloses a prefabricated underground traffic repair pipe rack. The prefabricated underground traffic repair pipe rack comprises a prefabricated concrete shell (1), buckles and pipe rack partition connecting ports (6); four pipe rack partition connecting ports (6) are uniformly distributed on the pipe wall of the prefabricated concrete shell (1); the prefabricated concrete shell (1) is divided into four parts by the pipe rack partition connecting ports (6); the buckles are arranged at two ends of the inner wall of the prefabricated concrete shell (1), and are provided with bolt fixed holes (4) matched with bolts (5); and the bolts (5) are used for fixing an underground traffic repair pipe rack and an underground traffic pipe rack. The prefabricated underground traffic repair pipe rack has the following beneficial effects: the prefabricated underground traffic repair pipe rack adopts prefabricated concrete components; and the sizes of the components can be adjusted according ...

Cylinder assembled steel lead damper

The invention discloses a cylinder assembled steel lead damper. The damper comprises at least two groups of cylinder assembled lead steel damper units, and each group of cylinder assembled lead steel damper units are connected in series. Each group of cylinder assembled lead steel damper units comprises a cylinder energy consumption body and connecting pieces, wherein each cylinder energy consumption body comprises a lead cylinder and a soft steel cylinder; the soft steel cylinder is arranged on the outer side of the lead cylinder in a sleeving and embedding manner; the connecting pieces are arranged at the two ends of each cylinder energy consumption body. The cylinder assembled steel lead damper has the advantages and the beneficial effects that the rigidity is high; the soft steel cylinder and the lead cylinder have better coordination; the material utilization rate is high; the energy consumption effect is good; the cylinder assembled steel lead damper is mounted by connecting precast ...

Superposed beam and board with alternated teeth

The invention relates to a superposed beam and board with alternated teeth, and belongs to the technical field of buildings. The superposed beam and board comprises a superposed beam and a superposed board, wherein the two ends of the superposed beam are respectively in joint connection with the superposed board in a matching manner, concrete transverse ribs of a precast beam are distributed on a bottom shell of the superposed beam at equal intervals, a longitudinal rebar of the precast beam is arranged in the bottom shell, the two ends of the longitudinal rebar extend outside, a middle rebar is arranged in the bottom shell, the superposed board is provided with a longitudinal rib and a longitudinal groove which are alternated and spaced in the longitudinal direction, a precast front-placed rebar extending outwards is arranged in the longitudinal rib, a cast-in-situ rear-placed rebar is arranged in the longitudinal groove during the construction, an alternated tooth structure is arranged ...

Deep foundation pit pile-soil system top anti-freezing structure and construction method thereof

The invention relates to a deep foundation pit pile-soil system top anti-freezing structure and a construction method thereof, and belongs to the technical field of building construction. Comprising a medium-coarse sand cushion layer, a latticed steel-plastic geogrid, a foamed concrete heat preservation plate, a 1: 3 cement mortar protection layer, a pile rear soil body, a supporting structure, backfill soil and a water drainage pipe. The foamed concrete insulation board is vertically attached to the soil behind the pile and is composed of a foamed concrete surface layer and a thickened insulation polystyrene board, and the other side of the foamed concrete insulation board and a structural gap are filled with cement mortar; the medium-coarse sand cushion layer is filled in the foundation pit soil body and the upper layer of the foamed concrete insulation board; the geogrid layer is composed of a plastic belt and a built-in steel wire, is laid on the upper layer of the medium-coarse sand ...

Heat bridge-free lattice type self-insulation building block

The invention provides a heat bridge-free lattice type self-insulation building block, relating to building blocks used for building. Polystyrene foam insulation slurry is injected into hollow place, and hollow concrete lattice type building blocks are combined with polystyrene foam insulation slurry. Each hollow building block is a multi-layer cavity, and an insulating layer and a core column cavity exist together. The hollow lattice type building blocks are mutually staggered by adopting keels, and the building blocks are overlapped into a lattice type. The appearance of the building block is in a 'Z' shape or 'T' shape. The insulation building block is made through the following steps: firstly stirring cement paste and foam for 60 seconds; adding perlite, expanded polystyrene sphere (EPS) particles, fiber and water; then stirring for 30 seconds; and casting and moulding. By using the building block provided by the invention, heat bridge effects at the non-insulation part, mortar joints ...

Sewage pipeline with poisonous gas treatment shaft

The invention relates to a sewage pipeline with a poisonous gas treatment shaft, and belongs to the technical field of municipal drainage pipelines. The sewage pipeline mainly comprises a sewage pipeline body, ventilation pipes, a suction type fan, a press-in type fan, the suction and press-in integrated shaft, a gas guide pipe, a poisonous gas treatment tank and the like. The three ventilation pipes are arranged in the sewage pipeline with the poisonous gas treatment shaft, and the ventilation pipes are connected with the suction type fan and the press-in type fan respectively; the suction and press-in integrated shaft is provided with the suction fan and the press-in type fan and connected with the ventilation pipes, and the suction type fan is externally communicated with the poisonous gas treatment tank through the gas guide pipe. The suction and press-in integrated shaft internally comprises an air outlet, a wellhead locking ring, a well body wall base, a shaft body lining, a shaft ...

Double-pipe expansion extrusion type yielding anchor rod

The invention relates to a double-pipe expansion extrusion type yielding anchor rod, and belongs to the field of anchoring support. Comprising an anchoring section, a free section and a yielding component, the yielding component is formed by combining an expansion pipe, an extrusion pipe, a hollow cone, a connecting component and a stress pipe, the end of the stress pipe is connected with a free section rod body through threads, the tail end of the free section rod body is an anchor head with an expanded diameter, a circle of slurry discharging holes are formed in the outer diameter of the anchor head, and the anchor rod body is of a hollow structure. And the slurry flows out from the slurry discharge hole at the anchor head. The yielding component extrudes the inner pipe wall and the outer pipe wall through the hollow cone, large friction resistance is generated, the rod body moves forwards while continuous constant resistance is provided, and the yielding purpose is achieved. The device ...

Lattice type heatless bridge self-heat-insulation concrete sandwich wall panel

The invention discloses a lattice type heatless bridge self-heat-insulation concrete sandwich wall panel. The lattice type heatless bridge self-heat-insulation concrete sandwich wall panel comprises concrete protective layers, concrete middle interlayers, concrete ribs and a middle plate, wherein the two ends of the middle plate are respectively provided with a stepped opening; one end of an end plate is provided with a stepped opening, and the other end of the end plate is a flat opening; the two ends of a local plate are respectively provided with a flat opening; each concrete protective layer of the middle plate, the end plate and the local plate is internally provided with two sandwich heat-insulation layers; each sandwich heat-insulation layer is longitudinally separated by at least two concrete ribs, and a longitudinal mesh reinforcement is arranged between the two adjacent concrete ribs; the two layers of concrete ribs are mutually staggered, each sandwich heat-insulation layer is ...

Z-shaped heat-preservation board heat-free bridge self-heat-preservation building block

The invention provides a Z-shaped heat-preservation board heat-free bridge self-heat-preservation building block, belonging to the technical field of construction building blocks. The Z-shaped heat-preservation board heat-free bridge self-heat-preservation building block comprises outer rows of Z-shaped heat-preservation boards, inner rows of Z-shaped heat-preservation boards, a horizontal mortar joint energy transmitting cutting-off ladder, concrete, and continuous ladder energy transmitting concrete extending ribs, wherein the inner and outer rows of Z-shaped heat-preservation boards are arrayed in the concrete in parallel at equal intervals; outer-layer longitudinal plates and inner-layer longitudinal plates of the adjacent Z-shaped heat-preservation boards in the same row are mutually overlapped; the outer-layer longitudinal plates, transverse plates and the inner-layer longitudinal plates of the two rows of Z-shaped heat-preservation boards are used for dividing the concrete into the ...

Thin-walled lightweight road barrier for air purification and manufacturing method thereof

The invention relates to a thin-walled lightweight road barrier for air purification, comprising a barrier frame composed of vertical posts, a plurality of vertical bars, a lower cross bar, an upper cross bar and a base. The vertical bars are disposed in parallel between the upper cross bar and the lower cross bar; each vertical post is provided with two post vents, arranged at the parts, in connection with the upper cross bar and the lower cross bar, of the vertical post respectively; the lower portion of the lower cross bar is provided with a plurality of lower cross bar vents; the sides of two ends of the upper cross bar are provided with upper cross bar vents between the vertical bars; the lower cross bar vents, the upper cross bar vents and the post vents all open down; each vent is provided with a waterproof breathable cap. The thin-walled lightweight road barrier for air purification has the advantages that a great amount of industrial waste can be consumed, environmental pollution ...

Urban three-dimensional transportation system

An urban three-dimensional transportation system comprises a double-linking-bridge double-T pier (1), aerial train systems (6) and station platforms (17). Two aerial train hanging rods (4) are arranged on the two sides of the upper portion of the double-linking-bridge double-T pier (1) correspondingly; the two aerial train hanging rods (4) hang aerial train opening box beams (5); the aerial train systems (6) are arranged below the aerial train opening box beams (5); two bridge supports (8) are arranged on the top of the double-linking-bridge double-T pier (1); a prestressed concrete continuous box beam (2) is arranged on the tops of the two bridge supports (8); a ground road (3) is arranged on the outer side of the lower portion of the double-linking-bridge double-T pier (1); an aerial sidewalk (9) is arranged on the inner side of the middle height position of the double-linking-bridge double-T pier (1); and sidewalk guardrails (10) are arranged on the two sides of the aerial sidewalk ( ...

Arch memory alloy leaf spring universal damper

The invention discloses an arch memory alloy leaf spring universal damper and relates to building dampers. The damper is characterized in that a leaf spring fixing cylinder (3) is welded to a rectangular steel base plate (2), and a plurality of arch memory alloy leaf springs (4) are disposed on the inner wall of the leaf spring fixing cylinder (3). In the leaf spring fixing cylinder (3), steel transmission columns (5) are tightly connected with the arch memory alloy leaf springs (4) through bolts, the upper portions of the steel transmission columns (5) are fastened to a steel retaining plate (7) and a top plate bolt groove (8) through bolts, and the cylinder cover plate (6) through the leaf springs. The arch memory alloy leaf springs (4) are evenly fixed on the inner wall of the leaf spring fixing cylinder (3) at the same interval. When the arch memory alloy leaf springs (4) are disposed in a multilayer manner, every two adjacent layers are staggered. The arch memory alloy leaf springs ...

Multistage multiple anti-buckling high-energy-consumption large support and machining method thereof

The invention relates to a multistage multiple anti-buckling high-energy-consumption large support and a machining method thereof and belongs to the technical field of buildings. The large support comprises a constraint outer steel pipe and two side end plates. A center pipe group and a periphery pipe group are arranged in the constraint outer steel pipe. The center pipe group and the periphery pipe group are subjected to constraint through staged sleeve hoops. Concrete is placed between the constraint outer steel pipe, the center pipe group and the periphery pipe group and in steel pipes in the pipe groups. An effective isolation mode is used, constraint concrete damage is avoided, and energy consumption capacity is obviously improved. The support has the advantages of being high in energy consumption capacity, easy to machine, convenient to mount and the like, and the structure has good anti-seismic property, ductility and hysteresis energy consumption capacity.

Structural steel reinforcing method and structure of concrete frame node

The invention provides a structural steel reinforcing method and structure of a concrete frame node and belongs to the technical field of buildings. Beam-column reinforcing angle steel is arranged at the orthogonal positions between a column above a beam and a column under the beam and the beam, four corners of each column are reinforced by adopting column four-corner reinforcing angle steel, four pieces of beam-column reinforcing angle steel and four pieces of four-corner reinforcing angle steel of the upper column and the lower column are annularly wrapped by two column reinforcing channel steel hoops, the beam-column reinforcing angle steel and each concrete beam are annularly wrapped by two beam reinforcing channel steel hoops. The structural steel reinforcing method and structure have the advantages that working procedures can be decreased, construction is simplified, structural steel can be effectively utilized, and the stress performance of the concrete frame node can be remarkably ...

Lattice type fillet heat-preservation building block and preparation method thereof

The invention discloses a lattice type fillet heat-preservation building block and a preparation method thereof. The lattice type fillet heat-preservation building block is composed of fillet internally-embedded heat-preservation layers, a concrete side wall and concrete ribs; each fillet internally-embedded heat-preservation layer is an heat-preservation layer with two ends each having a semicircular shape; the concrete side wall is internally at least provided with four layers of fillet internally-embedded heat-preservation layers; each two fillet internally-embedded heat-preservation layer of each layer are partitioned by at least one concrete rib, and partitions of the concrete ribs of the adjacent layers are in mutually staggered arrangement. The lattice type fillet heat-preservation building block has the beneficial effects and advantages of good effects of heat preservation and heat insulation, durability, safety, fire prevention, effective sound insulation, convenient construction ...

Strengthen steel sheet power consumption wall in steel drum

The utility model provides a strengthen steel sheet power consumption wall in steel drum, includes girder steel, steel column, power consumption steel sheet, interior enhancement steel drum, strengthens the steel drum in the middle of two blocks of power consumption steel sheets in evenly arranging, the power consumption steel sheet passes through fixing bolt, outer scute and interior backing plate with girder steel, steel column and is connected fixedly through restraint bolt fastening, power consumption steel sheet with interior enhancement steel drum. Compared with the prior art, the utility model following advantage and beneficial effect have: the utility model discloses have great horizontal rigidity and vertical rigidity, improved the anti -seismic performance of steel sheet shear force wall, realized that steel sheet shear force wall and energy consumer unite two into one, solved the problem of the easy bucking of general power consumption wall, can extensively be used for steel ...

And comprehensive pipe gallery is crossly connected with hinge cabin

The utility model discloses a cross connection pivot cabin of a comprehensive pipe gallery. The cross connection pivot cabin comprises an E-shaped connection cabin body, a U-shaped connection cabin body and a broken line-shaped connection cabin body, one end of the E-shaped connecting cabin body is connected with the two U-shaped connecting cabin bodies to form the lower portion of the cross connecting hinge cabin of the comprehensive pipe gallery, the two broken line-shaped connecting cabin bodies are connected to form the upper portion, the upper portion and the lower portion of the cross connecting hinge cabin of the comprehensive pipe gallery, the upper portion and the lower portion are matched in size, and the whole cross connecting hinge cabin of the comprehensive pipe gallery is formed. According to the utility model, the problem of cross connection between urban pipe galleries can be effectively solved; management and maintenance of various pipelines are facilitated; the underground ...

Profiled steel plate concrete reinforcing steel plate energy dissipation wall

Provided is a profiled steel plate concrete reinforcing steel plate energy dissipation wall. The wall comprises a steel column, a steel beam, an angle plate, bolts, a profiled steel plate concrete confined plate, a hard rubber unbonded layers, an infill steel plate and a base plate. Both top and bottom ends of the infill steel plate are fixed to the steel beam, both left and right ends of the infill steel plate are fixed to the steel column, and both front and rear sides of the infill steel plate are sequentially provided with the hard rubber unbonded layer and the profiled steel plate concrete confined plate. Compared with the prior art, the profiled steel plate concrete reinforcing steel plate energy dissipation wall has the advantages of improving the seismic performance of a steel plate shear wall, achieving the combination of the steel plate shear wall and a damper into one, solving the problem that confined concrete is easily crushed, and being capable of being widely used in steel ...

Annular box type energy dissipation reticulated shell joint

The invention relates to an annular box type energy dissipation reticulated shell joint and belongs to the building technical field. The annular box type energy dissipation reticulated shell joint is composed of an inner cylindrical reinforcing plate, outer polygonal reinforcing plates, side rib energy dissipation steel plates, horizontal rib energy dissipation steel plates and installation cover plates, wherein the inner cylindrical reinforcing plate is arranged at the center, the outer polygonal reinforcing plates are arranged outside the inner cylindrical reinforcing plate, the side rib energy dissipation steel plates are arranged between the inner cylindrical reinforcing plate and the outer polygonal reinforcing plates, the inner cylindrical reinforcing plate and the outer polygonal reinforcing plates are of the same height, the horizontal rib energy dissipation steel plates are arranged on the bottom, in the middle and on the top of the inner cylindrical reinforcing plate and on the ...

Buckling buckling-restrained energy-dissipation brace

The invention relates to a buckling buckling-restrained energy-dissipation brace, belonging to the technical field of buildings. The buckling buckling-restrained energy-dissipation brace comprises an outer confined steel pipe, a peripheral isolation steel pipe, an outer annular energy-dissipation steel pipe, an inner annular energy-dissipation steel pipe, a central isolation steel pipe, end plates at two ends, buckling-restrained rings, peripheral confined concrete, central confined concrete and spiral buckling steel bars, which are sequentially and concentrically arranged from outside to inside, wherein concrete is poured inside the central isolation steel pipe and between the outer confined steel pipe and the peripheral isolation steel pipe, a plurality of buckling-restrained rings are uniformly arranged between the outer annular energy-dissipation steel pipe and the peripheral isolation steel pipe axially, at least eight spiral buckling steel bars penetrate through the buckling-restrained ...

Dual rolling pier anticollision device and mounting method thereof

The invention relates to a dual rolling pier anticollision device and a mounting method thereof, and belongs to the field of piers. The dual rolling pier anticollision device mainly comprises a pier, a collision buffer, an inner formwork, an annular steel plate and a rubber spacer. The rubber spacer, the annular steel plate and the collision buffer are sequentially arranged outside the pier. The collision buffer is in a semicircular body shape, is hollow and is arranged on the pier in a surrounding mode, and the cross sections on the two sides of the collision buffer are provided with engagement teeth and are connected in a mechanical engaging mode; the inner surface of the collision buffer is provided with high-strength rolling bolts and reserved bolt holes; and the inner formwork is arranged in the collision buffer and filled with a natural rubber material. The dual rolling pier anticollision device is good in buffer effect, impact force on ship bodies and the pier can be effectively ...

Wood structure building beam -column connection node structure

The utility model provides a wood structure building beam -column connection node structure which post and timber beams are connected by the steel connecting piece, the steel connecting piece comprises the steel sheet vertical welding of two specific appearances. This steel connecting piece can be divided into two parts according to service function, is cross steel sheet subtotal in -line steel sheet part respectively, glue with the engineering between post and the steel connecting piece and reinforce, it is fixed with the billet between timber beams and the steel connecting piece. The utility model discloses glue the connection that replaces tenon fourth of the twelve earthly branches realization wood structure building beam column with steel connecting piece and engineering, joint strength, bending resistance and the tensile of node can improve by force rate mortise -tenon joint by a wide margin, are particularly useful for large -scale timber structure and connect, node simple structure ...

Vacuum core non-bearing building wall plate

The invention relates to a vacuum core non-bearing building wall plate which comprises an inner plate, a filling material, an interface agent, a vacuum insulating layer, a piece of grid cloth and an outer plate, wherein the inner plate is a calcium silicate board; the filling material is mixed granules of fiber cement of polystyrene; the vacuum insulating layer consists of a vacuum thermal insulating plate and polystyrene boards; the polystyrene boards are arranged around the vacuum thermal insulating plate; the outer plate is a decorative protection layer; the decorative protection layer is made of anti-cracking mortar with a corrosion resistance function; the wall plate consists of models A and B; the connecting part of two adjacent models is formed as a step-shaped interface, and thus a beat bridge is prevented; bolts are pre-buried inside a main frame; wall plates and wall plates and the main frame are connected through the bolts; threaded reinforcing steel bars for fixing the wall ...

Multi-bayonet self-locking dry building block and masonry method

The invention relates to a multi-bayonet self-locking dry building block, and belongs to the technical field of building blocks. The building block comprises a standard building block and an accessory block, wherein the standard building block is symmetrical on the left side and the right side along the central line thereof; one end of the standard building block is the narrow end, and the other end of the standard building block is the wide end; the width of the narrow end is one third to one half of that of the wide end; wide end small bayonets are formed in two sides of the wide end; slots are formed in two sides at a joint of the narrow end and the wide end; two middle large bayonets are formed by the slot at the side of the wide end, and two narrow end small bayonets are formed by the slot at the side of the narrow end; filling hollows are arranged in the narrow end and the wide end; transversal ribs and longitudinal ribs are formed between the adjacent filling hollows. The building ...

Steel supporting structure capable of obtaining prestress loss condition in real time

The invention relates to a steel support structure capable of obtaining the prestress loss condition in real time, which comprises a movable head with a stress sensor and a steel support device, the stress sensor is fixed in a movable head at the end part of a steel support and is fixed in a bracket, and the horizontal alignment is carried out through a long bubble level on the bracket; the support and the adjustable head are fixedly connected to the axis position of the device, the adjustable head is connected with the steel support through a flange plate, and the adjustable head is connected to the steel waist beam support structure. A jack device is mounted in the movable head, a jack is fixed through a base in the sleeve, and a stress sensor is arranged in the sleeve for connection and fixation; the data of the stress sensor is measured through the frequency receiver, the real-time axial force of the steel support is calculated, so that the prestress loss condition of the steel support ...

Slope staged combined monitoring method based on wireless transmission

The invention relates to a wireless transmission-based slope staged combined monitoring method, and belongs to the technical field of slope monitoring. A set of shared data receiving and transmitting system is used for receiving and transmitting data, an improved measuring robot monitoring method is adopted from the beginning of construction to the beginning of guard pile construction, when a guard pile is constructed, a hole is synchronously drilled and a TDR coaxial cable is installed at the position 1-2 m beside the guard pile, the improved TDR monitoring method is involved, and follow-up combined monitoring is conducted. The method has the advantages that staged combined monitoring is adopted, the influence of climate and environment factors is avoided, and cost is saved; the data receiving and transmitting system based on wireless transmission realizes wireless, remote, real-time and accurate receiving and transmitting of data; the improved measurement robot monitoring method is wide ...

Ladder well formula connecting piece is hidden to timber structure

The utility model provides a ladder well formula connecting piece is hidden to timber structure, belongs to building technical field, mainly comprises post metallic interconnect internal orifice font rib, the overhanging rib of post metallic interconnect, metallic interconnect ladder extensional beam middle rib etc. And the post link sets up the post groined type and connects the notch, and the crossbeam sets up timber structure beam column parallel connection notch with the link of post, adopt ladder well formula connecting piece is hidden to timber structure to connect the crossbeam of upper and lower post and four sides. The utility model discloses an effect and advantage be the connecting piece small in quantity, bear the weight of dynamic height, construction convenience, construction speed is fast, economic effects good, has avoided the complicated operation in the work progress, reduces the cost by a wide margin.

Coal gangue building block for purifying air and processing method of coal gangue building block

The invention relates to a coal gangue building block for purifying air and a processing method of the coal gangue building block, and belongs to the technical field of construction building blocks. One end of the building block is top-sealed; a plurality rows and columns of cavities are formed along the other end of the building block; longitudinal ribs and transverse ribs are respectively formed in adjacent cavities; middle vent holes are formed in the longitudinal ribs of every other two rows; upper vent holes and lower vent holes are formed in the longitudinal ribs of each row adjacent to the middle vent holes. According to the coal gangue building block, a great amount of industrial wastes can be consumed to produce building wall materials, the environment pollution can be reduced, a great deal of fertile farmland clay can be saved, the wastes can be turned into wealth, harmful substances in air can be greatly absorbed and degraded, and the coal gangue building block is not only an ...

Wood structure building post and post connected node structure

The utility model relates to a wood structure building post and post connected node structure, its middle standing pillar and stand are connected by the steel connecting piece, the steel connecting piece comprises square steel sheet and 4 root circle reinforcing bar vertical welding, respectively there are 4 circular embeddings mouths at the both ends of stand, glue with the engineering between stand and the steel connecting piece and reinforce, the utility model discloses glue the connection that replaces tenon fourth of the twelve earthly branches realization wood structure building post and post with steel connecting piece and engineering, joint strength, the bending resistance of node improve than mortise -tenon joint by a wide margin, are particularly useful for large -scale timber structure and connect, node simple structure, component easily realize mechanized production, the node simple installation, construction speed is fast, and the cost of manufacture is low.

Assembled-type tooth-shaped superposed floor slab

The invention relates to a building floor slab, in particular to an assembled-type tooth-shaped superposed floor slab. Lower-layer longitudinal rebars (5) are wrapped in a baseplate (1), two sectional-type rib strips (2) are arranged on the baseplate (1), and a longitudinal edge of a plate is arranged to be tooth-shaped. A rectangular-tooth superposed floor slab with latches is characterized in that latch grooves (3) are arranged at positions where rectangular teeth (7) are spliced with rectangular tooth grooves (8), the baseplate (1), the sectional-type rib strips (2), the latch grooves (3), bottom-layer longitudinal rebars (5), the rectangular teeth (7), trapezoidal teeth (9), the rectangular tooth grooves (8) and trapezoidal tooth grooves (10) are formed integrally by formwork-erecting pouring, two sectional-type rib strips (2) in staggered arrangement are arranged on each plate, and length of each rib strip is half of that of the corresponding plate. Relative degree of freedom of two ...

Improved structure of straight roller skate

Luminous brick

The present invention is one kind of lighting brick with homogeneous and soft lighting. Inside the casing of the lighting brick, there are one lighting device of one or several LED's embedded inside one transparent plate, and one light guiding plate to convert the light from the point or linear light source into planar light before being emitted from the transparent surface of the casing. The light guiding plate includes one transparent plate, one bottom reflecting layer and side reflecting layers. The lighting brick has low power consumption, long service life, high safety and homogeneous and soft lighting.

Double-sleeve constant-resistance anchor rod for blasting excavation of deep foundation pit

The invention relates to a double-sleeve constant-resistance anchor rod for blasting excavation of a deep foundation pit, and belongs to the field of anchoring support. Comprising a constant-resistance section, a free section, an anchoring section and an external tensioning device, the constant-resistance section is formed by combining an expansion pipe, an extrusion pipe, a cone, a connecting component and a connecting pipe, the end of the connecting pipe is connected with a free-section rod body through threads, the tail end of the free-section rod body is an expanded-diameter anchor head, the outer diameter of the anchor head is a slurry discharging groove, and the anchor rod body is of a hollow structure; and pressurized grouting can be carried out, and effective anchoring force can be provided. When the anchor rod is impacted by blasting vibration, the cone extrudes the wall of the sleeve to generate large frictional resistance, blasting impact energy can be effectively counteracted ...

A light pole for loading air purification agent

The utility model provides an iron wire is hung on this couple that a light pole for loading air purification agent, the top -down interval is equipped with the bleeder vent on the pipe wall of lamp pole, the position that corresponds the bleeder vent in the lamp pole lumen has the string bag respectively, upper and lower for the string bag iron wire establish ties and hang, top cap in that the top of lamp pole lumen can be opened with the hinge installation has the couple on the bottom surface of top cap, hangs the string bag topmost. Utilize the device in can adsorption of air dust and gaseous pollutants's air purification agent place the string bag of light pole lumen in, can make the harmful components in the air that the road periphery is polluted by the motor vehicle emission tail gas that is gone adsorbed and the degradation by the part through the bleeder vent on the lamp pole pipe wall, play air -purifying's effect to a certain extent.

Eight-cylinder-nested tubular universal damper

The invention relates to building structure vibration control devices and discloses an eight-cylinder-nested tubular universal damper which is formed by nesting of an upper part and a lower part. A square steel bottom plate (1) and a square steel top plate (5) are completely superposed on a vertical projection plane, upper portions of four displacement transmission columns (6) are connected with the square steel top plate (5) while lower portions of the same are connected with a friction lead disc (10) capable of be in friction movement with the square steel bottom plate (1) coated with a damping material within a displacement limiting steel barrel (2), and the displacement transmission columns (6) are welded at the centers of the square steel top plate (5) and the friction lead disc (10) respectively and reinforced by using plate column connecting hoops through rivets or bolts. The eight-cylinder-nested tubular universal damper is used at a foundation position of a building, and can generate ...

Deep tunnel variable-section sedimentation clean-up chamber

Provided is a deep tunnel variable-section sedimentation clean-up chamber. The deep tunnel variable-section sedimentation clean-up chamber comprises a deep tunnel wall (1), a deep tunnel cabin (2) and a variable section sedimentation clean-up cabin (3), wherein the outer circumstance of the deep tunnel cabin (2) is provided with the deep tunnel wall (1), and a maintenance driveway is arranged at the bottom of the interior of the deep tunnel cabin (2); one section of the deep tunnel cabin (2) is set as the variable section sedimentation clean-up cabin (3), and an intercepting inclined net (4) is arranged at the tail end, along a water flow, of the variable section sedimentation clean-up cabin (3); the top of the intercepting inclined net (4) is inclined toward the inlet direction of water by 30-60 degrees, and the intercepting inclined net (4) is hung on an intercepting hanging ring (5); the bottom of a variable section sedimentation clean-up bulkhead (13) is provided with a high-lift sewage ...

Semicircular back-to-back bending moment damper

The invention relates to a building damper, in particular to a semicircular back-to-back bending moment damper. Two semicircular soft steel rotating members (1) are placed back to back, two sides of each semicircular soft steel rotating member (1) are fixed and clamped by a friction system formed by a double-ring-shaped friction lead guide rail (2) and a rectangular fixing friction lead disc (3) through a central rotating shaft bolt (5) and a guide rail bolt (6), a central rotating shaft bolt hole (7) is formed in a symmetric shaft of each semicircular soft steel rotating member (1), one double-ring-shaped friction lead guide rail (2) is arranged on each of the two sides of each semicircular soft steel rotating member (1) and formed by intersecting of two rings identical in size, and the circle centers of the two rings are coincident with those of the central rotating shaft bolt holes (7) in the semicircular soft steel rotating members (1). The semicircular back-to-back bending moment damper ...

Method for mounting large-size discharging platform

The invention discloses a method for mounting a large-size discharging platform, comprising the following steps of: A. designing a tooling bracket and a bearing triangular bracket according to the self structure, the weight, the gravity center and the mounting position of the discharge platform, welding the tooling bracket at the designated position of a deck and mounting the bearing triangular bracket at the designated position of an outer board of a ship body at the bottom of the discharging platform; B. mounting a drawing and adjusting lifting lug at the designated position and arranging a hoisting lifting lug on the deck of the discharging platform; C. assembling a steel wire rope, a chain block and different shackles together; and D. hoisting a discharging platform structure to a mounting position, connecting the shackles connected with the chain block on the ship with the drawing and adjusting lifting lug on the discharging platform, tightening the chain block and releasing a hook ...

Drum-shaped multilayer friction plate self-reset slipping and shock-insulating support

The invention discloses a drum-shaped multilayer friction plate self-reset slipping and shock-insulating support. The drum-shaped multilayer friction plate self-reset slipping and shock-insulating support comprises a top plate, a base plate, single-face friction connection plates and double-face friction plates. A plurality of single-face friction connection plates and a plurality of double-face friction plates which are identical with the round top plate and the round base plate in shape are arranged between the round top plate and the round bottom plate of the drum-shaped multilayer friction plate self-reset slipping and shock-insulating support. The inner side of the top plate and the inner side of the base plate are at least and respectively provided with one layer of single-face friction plate, the outer edges of the single-face friction connection plates are provided with a drum-shaped soft steel cylinder which is at least and internally provided with one layer of double-face friction ...

Steel lead lamination node damper

The invention discloses a steel lead lamination node damper which comprises a lead energy consumption plate, a soft steel energy consumption plate, a damper end plate, a damper fixing plate, a steel beam and a steel column. The lead energy consumption plate and the soft steel energy consumption plate are manufactured into a 1/4 arc and are arranged in a lamination mode alternatively. The damper end plate and the damper fixing plate are welded at two ends of the arc respectively, one end of the damper fixing plate is connected with the steel beam through a bolt, and the other end is connected with the steel column through a bolt. The damper has the advantages of being high in initial rigidity and high in material yield dispersion area. No obvious stress concentration exists. The soft steel and the lead have good coordination performance, the material utilization rate is high, and the energy consumption effect is good. Meanwhile, the damper is simple in manufacture and installation, convenient ...

Steel and lead lamination porous energy consumption plate

The invention discloses a steel and lead lamination porous energy consumption plate which comprises energy consumption steel plates, energy consumption lead plates and a fixing part. According to the steel and lead lamination porous energy consumption plate, an energy consumption part is formed by the energy consumption steel plates and the energy consumption lead plates in an alternative lamination mode. The energy consumption part is one part of an eccentric ring, and a plurality of internally-formed holes are formed in the energy consumption part. The fixing part comprises the flat and straight energy-consumption steel plates and the energy consumption lead plates. The fixing part is tangent with the energy consumption part, and the fixing part is covered by the energy consumption steel plates and the energy consumption lead plates. The steel and lead lamination porous energy consumption plate has the advantages that the initial stiffness is large, the material yielding and scattering ...

Internal desilting system for deep tunnel

The invention discloses an internal desilting system for a deep tunnel. The system includes a desilting vehicle, a deep tunnel tube wall, a water storage cabin, multiple desilting grooves, a desilting lane and secondary sedimentation tanks, wherein the middle of the interior of the deep tunnel tube wall is provided with the water storage cabin, the whole cabin is supported by a plurality of supporting mounds arranged on the bottom of the water storage cabin, and each secondary sedimentation tank is arranged between every two supporting mounds; one side wall of the interior of the water storage cabin is provided with the desilting grooves, the upper portion of each desilting groove is communicated with the desilting vehicle through a water pipe, and the lower portion of each desilting groove is connected with a drainage pipe which is connected with the corresponding secondary sedimentation tank. The internal desilting system for the deep tunnel has the advantages of being simple in mode, ...

Herringbone dry work construction heat-preservation building block and wall body building method

The invention provides a herringbone dry work construction heat-preservation building block and a wall body building method. The herringbone dry work construction heat-preservation building block is mainly composed of a concrete bottom foot, a concrete shoulder, a concrete flange, a concave opening, a heat preservation plate, a concrete rib and the like, and is characterized in that the heights of the concrete bottom foot, the concrete shoulder and the concrete flange are equal so that the whole body of the side surface of the building block forms a herringbone shape. The herringbone dry work construction heat-preservation building block has the effects and advantages that dry work construction is adopted in a building process, the construction is simple, convenient and economical, and the requirements on different self-heat-preservation wall bodies can be adapted.

Crossly and oppositely rotating self-reset lead extruding damper

The invention discloses a crossly and oppositely rotating self-reset lead extruding damper which comprises an outer cylinder, a movable shaft, a fixed shaft, spiral holes, lead extruding rotating disks, lead and a reset spring, wherein the multiple lead extruding rotating disks are arranged in the middle of the movable shaft, the spiral holes are formed in each lead extruding rotating disk, the inclination angles of the adjacent spiral holes are opposite, a positive and negative rotation reset spring is arranged in each lead extruding rotating disk, and the rotating directions of every two adjacent spiral holes and every two adjacent lead extruding rotating disk are opposite in the process of shearing with the lead. The damper is high in material utilization ratio, good in energy consumption effect and excellent in reset function, meanwhile, the damper is simple in manufacturing and mounting and convenient to use, not only can be used for the aseismic design of a newly-built constructional ...

Keyboard type explosion protection system

The invention relates to a keyboard type explosion protection system, and belongs to the technical field of comprehensive pipe galleries. A keyboard type explosion protection top plate is arranged on the upper portion, a thin water layer is arranged on the lower portion, explosion protection wall baffles are arranged on the two sides, and a gas bin of a comprehensive pipe gallery is arranged in the middle. The system is simple in structure, good in stress performance, simple and convenient to machine, reasonable in layout and capable of releasing and avoiding the urban spider web phenomenon, the characteristics that the water is large in density, good in fluidity and large in damping are used for improving the safety coefficient of the gas bin, the explosion protection cost is reduced, meanwhile, the urban public pipeline is wholly arranged, the city appearance is improved, the underground space utilization rate is improved, and the pipeline maintaining and repair work efficiency is improved ...

Heat bridge-free lattice type self-insulation building block

The invention provides a heat bridge-free lattice type self-insulation building block, relating to building blocks used for building. Polystyrene foam insulation slurry is injected into hollow place, and hollow concrete lattice type building blocks are combined with polystyrene foam insulation slurry. Each hollow building block is a multi-layer cavity, and an insulating layer and a core column cavity exist together. The hollow lattice type building blocks are mutually staggered by adopting keels, and the building blocks are overlapped into a lattice type. The appearance of the building block is in a 'Z' shape or 'T' shape. The insulation building block is made through the following steps: firstly stirring cement paste and foam for 60 seconds; adding perlite, expanded polystyrene sphere (EPS) particles, fiber and water; then stirring for 30 seconds; and casting and moulding. By using the building block provided by the invention, heat bridge effects at the non-insulation part, mortar joints ...

Anti-permeability and anti-carbonization solid waste concrete and preparation method thereof

The invention discloses anti-permeability and anti-carbonization solid waste concrete and a preparation method thereof, and belongs to the technical field of building materials. The anti-permeabilityand anti-carbonization solid waste concrete is prepared from the following raw materials in parts by weight: 13 parts of 42.5-grade ordinary Portland cement, 3.5 parts of phosphorus slag powder, 3.5 parts of slag, 0.5 part of externally doped silica fume, 1.6 parts of desulfurized gypsum, 9 parts of machine-made sand, 21 parts of natural sand, 25-30 parts of natural rock, 10-15 parts of steel slagaggregate, 12-14 parts of coal gangue raw material and 0.1 part of water reducing agent. According to the invention, various solid wastes are fully utilized, and the operations of adding the water reducing agent and other activating agents, changing the water-cement ratio or reducing the water-cement ratio and the like are carried out so that the concrete prepared from the solid wastes has impermeability ...

Steel tube and concrete composite box girder and processing method thereof

The invention provides a steel tube and concrete composite box girder comprising concrete transverse ribs, concrete longitudinal ribs, concrete sockets, roof transverse rebar reserved channels, embedded roof longitudinal rebars, rear roof transverse rebars, lower longitudinal rebars, wing plates, isosceles trapezoid shaped steel tubes and the like. The isosceles trapezoid shaped steel tubes are disposed inside a box, and the box is enclosed with concrete. The concrete transverse ribs and the concrete longitudinal ribs are disposed on the top of the box and both are evenly distributed, so that concrete channels evenly form in a roof. The steel tube and concrete composite box girder has the advantages of high bearing capacity, convenience of construction, high construction speed, good economy and the like; the steel tube and concrete composite box girder is convenient to transport and rarely damages during transportation; rebar penetration during the construction process is avoided, construction ...

Production process of water-permeable and air-permeable paving brick capable of purifying air

The invention provides a production process of a water-permeable and air-permeable paving brick capable of purifying air and belongs to the technical filed of transportation facilities. The production process comprises the following steps of adding higher than 10% of high-titanium dry slag into industrial waste slag, coal gangue and zeolite, adding 1% of sodium carbonate and 2.5% of water glass, uniformly stirring, calcining, adding a low-temperature binder, stirring, carrying out compression molding and then calcining into microporous honeycomb with capillary through holes. By the production process, a lot of industrial wastes can be consumed to produce the water-permeable and air-permeable paving brick capable of purifying air, the environmental pollution can be reduced, the large fertile farmland clay is saved, the waste is changed into treasure, harmful substances in the air can be largely absorbed and degraded, the production process is an effective way to achieve efficient utilization ...

Foundation settlement and slope deformation monitoring and processing method

The invention particularly relates to a foundation settlement and side slope deformation monitoring and processing method, and relates to the field of bridge monitoring. A monitoring method in which GPS positioning and a laser technology work together is adopted, a building deformation analysis system is improved, GPS positioning is used for monitoring the absolute position of a monitoring point provided with a laser transmitter, the laser technology is used for monitoring the relative position of the same foundation or other monitoring points of a slope, and then global position information is obtained. The improved building deformation analysis system is provided with a plurality of signal receiving interfaces, and data collected by a plurality of monitoring points can be received at the same time. The beneficial effects of the invention are that multi-source monitoring technology is adopted for cooperative work, satellite positioning frequency is reduced, monitoring precision is improved ...

Energy-dissipation speed-reduction anti-collision guardrail for purifying air and processing method thereof

The invention relates to an air-purifying energy-dissipation speed-reduction anti-collision guardrail and a processing method thereof. The guardrail comprises a sleeper beam, a first-layer speed-reduction anti-collision curved plate, a second-layer speed-reduction anti-collision surface plate, a support plate, energy-dissipation ventilating cavities, a top beam and energy-dissipation flexible steel rings, wherein an anti-collision curved surface is arranged on the outer side of the first-layer speed-reduction anti-collision curved plate, a vertical facade is arranged on the inner side of the first-layer speed-reduction anti-collision curved plate, the area of the section gradually reduces from bottom to top, the sections of the second-layer speed-reduction anti-collision surface plate and the support plate are both rectangular, and the energy-dissipation ventilating cavities are respectively formed among the first-layer speed-reduction anti-collision curved plate, the second-layer speed-reduction ...

Hidden power consumption connecting piece of font timber structure returns

The utility model provides a hidden power consumption connecting piece of font timber structure returns, including lower post, go up flexible metallic hose in post, crossbeam, the power consumption support connnection, the outer flexible metallic hose of power consumption support connnection, hidden U -shaped metal connecting piece, power consumption support connnection in flexible metallic hose and hidden U -shaped metal connecting piece's fixing bolt, nut, crossbeam construction bolt, interior mild steel tube seat, outer mild steel tube seat, hidden U -shaped connecting piece groove, timber structure beam column parallel connection notch and roof beam installation hook screw, the beneficial effect of the utility model: the utility model discloses an effect and advantage be bear the weight of dynamic height, construction convenience, construction speed is fast, economic effects good, has avoided the complicated operation in the work progress, reduces the cost by a wide margin. Owing to ...

Prefabricated counterfort retaining wall

The utility model provides a prefabricated counterfort type retaining wall. The structure comprises a buttress, a wall panel and a toe board, the counterfort is connected with the wall panel through insertion of the wall panel extending rib and the counterfort groove and connected with the toe board through insertion of the counterfort T-shaped rib and the toe board T-shaped groove to form a counterfort type retaining wall single body, the counterfort type retaining wall single body is connected with the wall panel groove through insertion of the wall panel rib, and the toe board rib and the toe board groove are connected into a whole. The utility model has the effects of saving the occupied space, shortening the construction period, being convenient to construct and transport, shorteningthe construction period, reducing the waste, having a simple structure and the like, and greatly improving the construction efficiency.

Assembled prestressed highway tunnel crash barrier

The utility model provides an assembly type prestress highway tunnel crash barrier, and belongs to the technical field of highway tunnel safety protection. Transverse and longitudinal stressed steel bars and guardrail shear-resistant steel bars are arranged in the anti-collision guardrail and extend out of the bottom of the guardrail body to form an outwards-extending steel bar cage. When the crash barrier is connected with a highway foundation, a reinforcement cage reserved at the bottom end of the crash barrier is inserted into a pouring groove reserved in the highway foundation, high-strength concrete is poured into the pouring groove, a bottom sleeve is installed at the joint of the crash barrier and the highway foundation, and the crash barrier, the highway foundation and the bottom sleeve are connected together through connecting bolts. The prestressed rigging is arranged in the crash barrier; an anti-collision roller is arranged on the right surface of the anti-collision guardrail ...

Prefabricated gravity retaining wall

A prefabricated gravity type retaining wall comprises a bottom plate, a cover plate, a straight side plate and an inclined side plate, and the bottom plate and the straight side plate are connected through T-shaped grooves and T-shaped ribs of the straight side plate and are fixed through high-strength bolts; the bottom plate and the inclined side plates are connected through the inclined T-shapedgrooves and the inclined side plate T-shaped ribs and are fixed through high-strength bolts; the cover plate, the straight side plate and the inclined side plate are connected in an inserted mode through straight side plate outwards-extending ribs, inclined side plate outwards-extending ribs and cover plate inner grooves and are fixed through high-strength bolts, and the bottom plate, the cover plate, the straight side plate and the inclined side plate are connected to form a retaining wall single body. The retaining wall single bodies are connected with the connecting grooves in an insertedmode ...

Comprehensive pipe rack maintenance and escape channel integrated system and mounting method thereof

The invention belongs to the technical field of urban underground engineering and municipal facilities, and in particular, relates to a comprehensive pipe rack maintenance and escape channel integrated system and a mounting method thereof. The integrated system mainly comprises an escape channel, a maintenance channel, a maintenance well, a concrete column, an elevator, a ladder, an emergency communication, an emergency lighting, an emergency electric system and a maintenance room. The integrated system adopts prefabricated concrete components to achieve convenience in mounting and simple manufacturing. In the construction process, the construction efficiency is high, and the speed is high. The industrial disassembly is more convenient; the production is convenient; the mounting is convenient; and promotion of the industrial process is facilitated. The maintenance function and the escape function are combined to save the space of a comprehensive pipe rack. Meanwhile, once dangers occur, ...