39results about How to "Slow construction" patented technology

The invention discloses a reinforced concrete component precast yard structure. The structure comprises a precast production workshop, a concrete mixing station, a curing storage area, an intelligentdispatching control center, and water, electricity and gas ways; the water, electricity and gas ways are distributed in the precast production workshop, the concrete mixing station and the curing storage area; automatic control equipment in the precast production workshop, the concrete mixing station and the curing storage area is connected with the intelligent dispatching control center; the concrete mixing station transports concrete to corresponding production precast areas through multiple concrete loading rails; reinforced concrete components produced by the precast production workshop are transported to the curing storage area through transfer equipment for curing and temporary storage; and the precast production workshop comprises a reinforcement machining area, a production curingprecast area and a tray transfer production precast area arranged in parallel. The structure realizes intelligent control of reinforced concrete component precasting and intelligent transfer of all parts, greatly accelerates the precasting efficiency, and is not easy to damage reinforced concrete components in the precasting process.

The invention provides a double-pipe construction method for a static pressure pipe-sinking carrier cast-in-place pile. The carrier pile is manufactured through a static pile driver, an inner pipe and an outer pipe. Throwing of a carrier concrete material is completed at a time, the pile-forming period is shortened, energy is saved, and the environment is protected; and the pull resistance of the manufactured pile is improved remarkably. The double-pipe construction method includes the following steps that firstly, a site is cleaned, surveying and setting-out are conducted, and the pile driver is moved to a station; secondly, the inner pipe and the outer pipe are pressed to the designed elevation; thirdly, concrete required by a carrier is thrown into the inner pipe at a time; fourthly, the inner pipe and the outer pipe are up-pulled to the set height together, and a space formed when the inner pipe and the outer pipe are up-pulled can be filled with the carrier concrete automatically; fifthly, the inner pipe is lowered, the bottom end of the inner pipe extends out of the bottom end of the outer pipe, the inner pipe and the outer pipe are pressed downwards, the downward pressing force and the elevation reach the preset numerical value, and the expanded carrier is formed; sixthly, the inner pipe is lifted out of the outer pipe; seventhly, concrete is poured into the outer pipe, or a reinforcement cage is placed in the outer pipe firstly, and pile body concrete is poured; and eighthly, the inner pipe is put into the outer pipe, the outer pipe is up-pulled while vibrating, and the pile is formed.

The invention discloses a thin plastering process for a rock wool thermal insulation system. The working procedures of adding a thermal insulation material double-sided coating interface agent, an installation bracket, an anti-treading member, a double-layer reinforcing net and the like are realized, field operation is easy, and constructors can operate rapidly. Compared with other thermal insulation materials, the rock wood belt single block area is small, anchor bolts are relatively dense, bracket installation, two passes of glass fiber nets and other working procedures are carried out, theconstruction speed is reduced, however, the efficiency is high, the verticality and the flatness of a rock wool plate can be conveniently controlled, the advantages of good fireproof performance, goodthermal insulation performance, environmental friendliness, safety, reliability and the like are achieved, and the materials are suitable for buildings adopting light decorative materials such as paint for external decorative surfaces. By means of the process, construction of the rock wool belt outer wall thermal insulation system is easy, fast and guaranteed, and the safety and reliability of the outer wall thermal insulation system are greatly improved.

The invention discloses an all-prefabricated fence having two kinds, namely a see-through fence and a plate fence. The all-prefabricated see-through fence comprises foundation piles (1), bearing steel rings (2), core columns (3), bearing plates (4), slotted blocks (5), fence plates (6), column blocks (7), barriers (8) and column cap blocks (9), and the all-prefabricated plate fence comprises foundation piles (1), steel ring type brackets (10), core columns (3), bearing plates (4), slotted blocks (5), fence plates (6), column cap blocks (9) and copings (11). All the components of the all-prefabricated fence are prefabricated in factories, and the all-prefabricated fence is quick to assemble on site, less in temporary land occupation, few in construction procedures, short in project cycle, good in apparent quality, high in seismic performance, environment friendly and pollution free.

The invention provides an epoxy plaster repaired bridge crane constructing structure and constructing method. The constructing structure comprises a leveling steel base plate flatly laid on a crane beam, a steel rail flatly laid on the leveling steel base plate and a plurality of pressing devices which are distributed from front to back. An elastic base plate is cushioned between the steel rail and the leveling steel base plate, and a cavity between the leveling steel base plate and the crane beam is filled with epoxy plaster. Each pressing device comprises two flexible pressing plate assemblies which are symmetrically distributed on the left side and the right side of the steel rail. Each flexible pressing plate assembly comprises a lower pressing plate and an upper pressing plate. The constructing method comprises the steps of dismounting an old rail and cleaning the top surface of the crane beam, installing and coarsely adjusting the leveling steel base plate, welding the lower pressing plate, finely leveling the leveling steel base plate, pouring the epoxy plaster, installing the steel rail and installing the upper pressing plate. The constructing method is reasonable in design, convenient to construct, low in investment cost, short in constructing period, good in constructing effect and capable of conveniently and quickly repairing a bridge crane.

The present invention relates to a wet-stickable self-adhesive water-proof sheet material, its production method and construction method. It is characterized by that said invention uses butyl rubber and high-grade oxidated asphalt, makes them undergo the process of high-temperature mixing treatment, adds acryl water-absorbing resin, operation oil, filler and flow-resisting agent, makes them undergo the process of high-speed dispersion treatment so as to obtain self-adhesive seal water-proof material, dip-coating said self-adhesive seal water-proof material onto one surface of high-molecular water-proof sheet material carrier, then makes the above-mentioned material undergo the processes of calendaring, extruding and layering isolating layer as anti-adhesion layer, then makes a flexible protective layer be stuck on another surface of the above-mentioned high-molecular water-roof sheet material, so that the invented wet-stickable self-adhesive water-proof sheet material can be obtained.

The invention discloses a greening system for a prefabricated arch body bearing-type vegetation concrete side slope. The greening system comprises a plurality of rows of arc body bearing devices laid along the surface of the side slope. The arc body bearing devices comprise a plurality of prefabricated arc bodies. Every two prefabricated arc bodies are connected through a stressing pier, and the stressing piers are built on the side slope through bolts embedded in the side slope. A water storage pool is installed at the top of the side slope. A plurality of multistage water supplying devices which are vertically arranged and used for watering vegetation around each prefabricated arc body are communicated with the water storage pool. According to the greening system and a greening method for the prefabricated arch body bearing-type vegetation concrete side slope, the problem brought by the cement use amount can be solved, the cement use amount of vegetation concrete is decreased, the germination rate of seeds is increased, the gravity stress and later downward creeping influence of the vegetation concrete are lowered, cracking and falling of the vegetation concrete are reduced, and the downward shearing force of the terrene surface is decreased.

The invention discloses a prefabricated frame structure connection supporting template with adjustable vertical height. The prefabricated frame structure connection supporting template comprises a prefabricated column fixed supporting device and a prefabricated beam connecting template device, wherein the prefabricated beam connecting template device is positioned on the upper side of the prefabricated column fixed supporting device and is connected with the prefabricated column fixed supporting device; the prefabricated column fixed supporting device comprises a connection supporting component and a first prefabricated column fixing plate; the connection supporting component comprises a second prefabricated column fixing plate, a horizontal supporting plate and a triangular supporting plate; and the prefabricated beam connecting template device comprises a beam bottom template and two opposite beam side templates which are positioned on the upper side of the beam bottom template. By the prefabricated frame structure connection supporting template, the horizontal position and the vertical height of a prefabricated beam can be conveniently positioned, the mounting efficiency is high, and the beam column connection construction speed of a prefabricated assembled type frame structure is directly increased; and the prefabricated frame structure connection supporting template can be recycled, and has remarkable economic benefit.

The invention discloses a construction method of a cast-in-place road shoulder of a mobile chute trolley. The trolley comprises a hopper, a frame and wheels. Bearing grooves are formed in the bottom of the frame; bearings of the wheels sink into the bearing grooves; the frame is a rectangular steel frame, wherein the top surface of the frame and two sides of the wheels are respectively provided with a hopper axle center, a cushion pipe I and a cushion pipe II, the side wall of the hopper close to the hopper axle center is provided with a chute pipe, the chute pipe and the side wall of the hopper form an inclined downward included angle of 15-30 degrees, and the bottom surface of the hopper, corresponding to the chute pipe, is provided with an attached flat plate vibrator at the bottom of the trolley. A common trolley is modified, the trolley and the chute pipe are welded, the attached flat plate vibrator device is arranged at the bottom of the trolley to accelerate concrete fluidity, the investment cost is low, operation is convenient, and the problems that when concrete is poured on road shoulders on the two sides of a road on site, the size of a borne formwork is small, and the construction speed is low are solved.

The invention discloses a groundwater anti-seepage structure. The groundwater anti-seepage structure has the advantages that groundwater can be subjected to anti-seepage treatment, and accordingly, unfavorable natural phenomena caused by groundwater seepage, such as swamping, salinization, landslide and land subsidence, are avoided; under long-term infiltration, a geotextile protective layer protects geotextiles to ensure the anti-seepage effect; the groundwater anti-seepage structure has the advantages of reasonableness, safety, feasibility and the like; the landfill volume per unit area is high, the construction cost is low, the adaptability to deformation is high, water pollution is avoided, the engineering quantity is low, and the construction speed is high; a vacuum oil film is formedbetween contact surfaces of the two-layer geotextiles of an initial anti-seepage layer, so that the water anti-seepage performance can be improved greatly; through injection of quick-setting waterproofing agent slurry, grouting suction holes can be sealed through grouting, and the firmness of the groundwater anti-seepage structure can be improved; the drainage performance of a geotechnical composite drainage net can be guaranteed, and accordingly, the anti-seepage effect of an expansion anti-seepage layer is improved conveniently.

The invention discloses a cutterhead motor and inertia flywheel compound driving device of a TBM (Tunnel Boring Machine), which comprises a large gear ring, a variable-frequency motor driving mechanism and an inertia flywheel driving mechanism, wherein the variable-frequency motor driving mechanism comprises first pinions, first speed reducers, variable-frequency motors and hydraulic motors; the first pinions are engaged with the large gear ring; output shafts of the first speed reducers are fixedly connected with the first pinions; input shafts of the first speed reducers are connected with output shafts of the variable-frequency motors; the inertia flywheel driving mechanism comprises second pinions, second speed reducers, wet clutches and inertia flywheels; the second pinions are engaged with the large gear ring; output shafts of the second speed reducers are fixedly connected with the second pinions; input shafts of the second speed reducers are connected with output shafts of the wet clutches; input shafts of the wet clutches are connected with output shafts of the inertia flywheels; and input shafts of the inertia flywheels are connected with output shafts of the hydraulic motors. The device has the advantages that required power is low, and an instantaneous breakout torque is large.

The invention belongs to a bridge turning construction accurate centering control construction method and a structure thereof. According to the method, vertical visible laser rays emitted by a laser demarcation device are used for finishing accurate centering of a turned bridge piece in the bridge piece turning construction process. The adopted structure comprises the laser demarcation device, the turned bridge piece, a support on a side span cast-in-place section and a temporary buttress, wherein the laser demarcation device is used for finishing the accurate centering control over the turned bridge piece in the bridge piece turning construction process, the laser demarcation device is located on the support on the side span cast-in-place section outside the rotating circumference of the turned bridge piece in a centering manner, and the horizontal rays emitted by the laser demarcation device and the center line of a bottom board of a cross section at the side span beam end of the turned bridge piece are located at the same elevation. By the adoption of the method and the structure of the method, in the bridge body turning construction process, the method and the structure have the beneficial effects that a bridge body is adjusted and measured rapidly, accuracy is high, the construction speed is high, the workload and labor are saved, the construction cost is low, safety is high, and the method and the structure are simple and easy to learn and high in popularization.

The invention belongs to a construction method for high-altitude unmanned mobile guniting and guniting equipment. The method comprises the following steps: a lifting basket is used for supporting a guniting head; an operator holds one ends of nylon ropes wound around corresponding guide wheels; and the lifting basket and the guniting head are controlled to finish guniting. The guniting equipment comprises a windlass, a mixer and an air press, and further comprises the lifting basket, lifting arm support columns and parallel lifting arms for bearing the guniting head to finish guniting of an area to be gunited. The guniting head is fixed at the middle part of the upper end of the lifting basket. The lifting basket is hooked with a lifting hook at the lower end of a lifting rope of the windlass. The method and the guniting equipment can finish the surface guniting construction of foundation slopes without needing the frame building support in highway or railway construction, and have the advantages of feasible and safe construction method, simple structure, fast construction speed, time and labor saving, low construction cost, good construction quality and good energy saving and environmental protecting effects.