23results about How to "Improve the construction environment" patented technology

The application discloses a foundation pit supporting structure, relates to the technical field of foundation pit supporting, and comprises a supporting assembly and a reinforcing assembly. The supporting assembly comprises a plurality of base units and a plurality of supporting units. The base units are in abutment with the pit wall on one side of the foundation pit and the pit wall at the bottom. The plurality of supporting units are connected with the plurality of base units, the plurality of supporting units are connected with each other, and the supporting units are in abutment with the pit wall on one side of the foundation pit. The reinforcing assembly comprises a plurality of fixing seats and a plurality of reinforcing pieces. The fixing seats are connected with the foundation on one side of the foundation pit, and the plurality of supporting units are connected with the fixing seats. The reinforcing pieces are located on one side of the supporting assembly, one end of the reinforcing pieces is connected with the fixing seats, and the other end of the reinforcing pieces is connected with the base units. The application can improve the structural strength of the foundation pit supporting structure as a whole and facilitate subsequent construction of construction personnel in the foundation pit.

The utility model relates to the technical field of municipal construction accessories discloses a protection device for pipeline construction anti -collision, including longitudinal steel pipe, circular arc steel pipe, multidirectional pulley, anti -collision steel strip and oblique steel pipe, the longitudinal steel pipe has many, many longitudinal steel pipes are parallel to the length direction of pipeline, at least two longitudinal steel pipes are opposite other and are located downside, and its bottom is provided with multidirectional pulley, at least one longitudinal steel pipe is opposite other and is located upside, and it connects two longitudinal steel pipes with pulley through oblique steel pipe, two longitudinal steel pipes with pulley are connected through circular arc steel pipe between, the longitudinal steel pipe or oblique steel pipe stretches out anti -collision steel strip outward, the utility model aims at providing more effective, reliable and economic and practical anti -collision solution for pipeline construction.

The utility model discloses a wiring terminal press -type machine, include: base plate, vertical fixed on the backboard of base plate, and hot -pressing operating head subassembly, pressure -bearing station, wherein, hot -pressing operating head subassembly includes inverted N shape frame, is located in the pneumatic elevating gear of inverted N shape frame middle part, pneumatic elevating gear output fixed with assembly piece, and is located on the assembly piece on the jack -up mechanism, still include the mounting plate of fixed on backplate, be provided with a plurality of elastic telescopic column on mounting plate, wherein, a plurality of elastic telescopic column top and jack -up mechanism resist touch, and its bottom end is to the direction of pressure -bearing station and is provided with the hot -pressing head structure of different model, the utility model discloses a plurality of hot -pressing head structure is set to the mode of a plurality of wiring terminal synchronous hot -pressing, improves hot -pressing efficiency, and with the structure characteristics of jack -up mechanism and a plurality of elastic telescopic column again with the design of different model of hot -pressing head structure, guarantee hot -pressing quality again.

The application discloses a mechanical hole-forming method of a horizontal cantilever rectangular anti-slide pile with an added shoulder, and comprises the following steps: sequentially arranging a slag body processing mechanism, a vertical hydraulic assembly and a multifunctional drilling assembly on a drilling machine from top to bottom; controlling a cylindrical drilling assembly in the multifunctional drilling assembly on a horizontal plane to drill and dig a stratum downwards to a top design elevation of the added shoulder hole; controlling a vertical hydraulic cylinder to drive the multifunctional drilling assembly to continue drilling and digging the stratum downwards to a design depth of the horizontal cantilever pile hole; the piston rod of the horizontal hydraulic cylinder is elongated to drive the multifunctional drilling assembly to move laterally, and the piston rod of the vertical hydraulic cylinder is elongated to drive the multifunctional drilling assembly to move downwards to drill and dig the stratum to form the added shoulder hole; controlling the horizontal hydraulic cylinder to drive a cylindrical drilling assembly on a vertical plane in the multifunctional drilling assembly to drill and dig the horizontal cantilever pile hole outwardly; and continuing to control the cylindrical drilling assembly on the horizontal plane in the multifunctional drilling assembly to drill and dig the stratum downwards to a design depth of the rectangular pile hole.

The utility model relates to the technical field of building equipment, in particular to an assembly type cement bearing column structure which is characterized in that a base is arranged at the upper end of a bottom plate, a bottom groove is formed in the base, a plurality of grooves are formed in the bottom of the bottom groove, and the bottom ends of a plurality of steel bar bodies are inserted into the specified grooves; the protective sleeve is located above the base, positioning holes are formed in the four corners of the base, and a plurality of positioning blocks inserted into the positioning holes are arranged at the lower end of the protective sleeve. An assembly type design is adopted, a plurality of procedures of traditional on-site cement bearing column manufacturing are converted into prefabrication and assembly, tedious operations such as on-site formwork erecting and reinforcing steel bar binding are reduced, the construction efficiency is improved, and the construction cost is reduced. And compared with a traditional mode, the construction speed can be greatly increased.

The present application relates to a kind of lime-soil compaction pile construction system for collapsible loess area, before construction, good technology, material, equipment and site preparation, such as familiar drawing, prepare soil and lime, debug hole and ramming equipment, level site and surveying and setting out etc..During construction, first carry out test pile to determine parameters, large-scale hole formation follows specific sequence and strictly controls pile diameter, perpendicularity etc.;Pile formation first clean bottom ram, then layered packing ramming, accurate operation by control system;After pile formation, do well maintenance.Quality detection uses low-strain dynamic penetration method to detect pile integrity, plate load test to detect composite foundation bearing capacity.The method is applied to a certain commercial complex project, construction is smooth, hole formation and pile formation quality meet the standards, efficiency is improved, construction period is shortened.

The invention belongs to the technical field of pipeline inner wall spraying equipment, and relates to a full-automatic spraying equipment device which comprises a movable base, an adjustable pipeline clamping mechanism, a rotary spraying executing mechanism, an automatic feeding system and an intelligent electric control unit. The adjustable pipeline clamping mechanism can achieve automatic centering and clamping of pipelines with different pipe diameters, and the rotary spraying executing mechanism is of a servo rotation and electric telescopic combined structure and is matched with a radial fine adjustment spraying head and a plurality of sets of circumferential fan-shaped nozzles to achieve 360-degree even dead-corner-free spraying of the inner walls of the pipelines. The automatic feeding system has the functions of pressurization, flow regulation and leakage prevention, and the intelligent electric control unit achieves one-key automatic spraying, constant-speed feeding, automatic returning and sudden stop protection. The pipeline inner wall spraying device is high in adaptability, uniform in spraying, high in automation degree and convenient to move, the problems that traditional equipment is single in pipe diameter adaptation, unstable in clamping, uneven in coating and high in manual dependence degree are effectively solved, and the spraying efficiency and quality of the pipeline inner wall are remarkably improved.

The utility model provides a kind of concrete pavement brick automation production line, and concrete pavement brick automation production line includes the product forming production line, transfer and transport production line, finished product palletizing production line and soaking curing production line in series successively;Product forming production line includes batching machine, mixer, cement metering storage tank, automatic forming machine and crusher;Transfer and transport production line includes adapter plate machine, laminating machine, first sub-mother ferry car, steel rail;Finished product palletizing production line includes second sub-mother ferry car and stacker;Soaking curing production line, including curing pool and automatic elevator installed in the curing pool.The utility model carries out optimization improvement to four processes in the concrete pavement brick production process, effectively integrates series use of mechanical automation equipment, creates a concrete pavement brick automation production line, and achieves good production effect: the concrete pavement brick automation production line realizes the automation production of entire technological process.

The utility model discloses a highway road safety protection device for environment-friendly construction, which comprises a track body arranged around a highway road construction foundation pit, a protection body is fixedly arranged on the track body, and the periphery of the highway road construction foundation pit is enclosed by the protection body. The rail body is provided with a long-strip-shaped rail plate, the two sides of the rail plate are bent ends used for limiting the lower end of the protection body, a plurality of fixing columns are fixed in the middle of the rail plate, the lower ends of the fixing columns are in a tapered shape, and the tapered lower ends can enable the rail plate to be fixedly installed around a highway road construction foundation pit conveniently. The upper end of the fixing column is provided with external threads; and the protective body is fixed through a nut after penetrating into the upper end of the fixed column. The method can be applied to the field of highway road construction safety protection, the overall stability of safety protection is improved, the good construction environment in the foundation pit is maintained, the foundation pit collapse risk is reduced, and construction safety and smooth proceeding are guaranteed. Installation is convenient, and complex tools and a large amount of manpower are not needed.

The invention relates to the technical field of bridge engineering construction, in particular to an all-directional adjustable curved surface special-shaped tower creeping formwork and a construction method. Comprising a space linear climbing system, an all-dimensional curved surface special-shaped structure formwork adjusting device, a linkage adjusting climbing frame construction platform and an inner formwork telescopic type steel-wood combined formwork, and the space linear climbing system comprises a triangular bearing platform and a climbing track; the omni-directional curved surface special-shaped structure formwork adjusting device is composed of a movable track, an inclined strut adjusting rod, a supporting back ridge and a set-shaped steel formwork. According to the creeping formwork, dynamic adaptability and modular adjustment can be achieved, it is ensured that the aerial work platform is always horizontal, and the falling risk is greatly reduced; through a mechanical adjusting device, construction of a complex three-dimensional curved surface can be achieved with high precision; the tedious process of repeated dismounting and changing and new formwork manufacturing in a traditional method is avoided, and the construction efficiency is improved; due to the tailorability of the steel-wood combined formwork and the adjustability of the system, the material cost is saved.

The present application relates to a kind of steep bare rock area water drilling floating self-stabilizing platform and its installation method, drilling floating self-stabilizing platform includes platform structure, anchoring structure and positioning structure, the platform structure is used for the load bearing of drilling equipment, the anchoring structure is used for the plane positioning and movement of platform structure, the positioning structure is used for the fixed connection of platform structure and rock bank slope, the platform structure includes hull and drilling platform cornice, the drilling platform cornice is fixedly arranged in the side of hull, the anchoring structure includes outer eight character anchor and inner eight character anchor, the outer eight character anchor is arranged in the side of hull away from rock bank, the present application can guarantee that hull is located in a stable plane position, hull is under the constraint of slide groove, can be moved up and down along the slide on positioning pile, effectively adapt to the fluctuation of water level.

This invention discloses a cleaning device for tile bonding surfaces, relating to the field of tile cleaning technology. This invention addresses the shortcomings of existing technologies, which cannot comprehensively clean the gaps and sidewalls of tile bonding surfaces on walls, and suffer from problems such as high probability of glaze damage and incomplete cleaning. On one hand, through the coordinated operation of the walking positioning module and the grout cleaning execution component, it achieves refined cleaning and interface activation of the entire depth and surface of the tile bonding surface, thoroughly removing various impurities that affect the adhesion performance of the grout. On the other hand, through a directional closed dust suction module, it achieves source control and real-time collection of grout cleaning dust, preventing the spread of dust during operation and optimizing the construction environment. An angle-adjustable adsorption and fixing module enables stable self-fixation of the device in various scenarios such as walls and corners, eliminating the need for continuous manual support, significantly reducing work intensity, and broadening the applicable scenarios of the device.

A floor structure support negative reinforcement net module relates to the technical field of buildings and comprises an integrated stressed reinforcement group, a plurality of distributed reinforcements, a plurality of horizontal displacement resistant short reinforcements, end triangular support split heads, middle triangular support split heads, position marks and integrated management information. Compared with the prior art, the reinforcing steel bar binding device has the advantages of being capable of achieving integrated management of reinforcing steel bar information, reasonable in structural stress, good in stability, capable of being used for cast-in-place and assembly structures, free of construction procedures of supporting split heads, capable of improving the construction environment of reinforcing steel bar binding, capable of reducing the acceptance workload of a working face, and capable of improving construction quality and construction speed.

The invention discloses a wireless remote control device for secondary lining trolley panel surface polishing, and relates to the technical field of tunnel construction. The device comprises two crawler-type mobile platforms which are symmetrically arranged and a traction rope for connecting the two platforms. A grinding assembly, a dust collecting assembly, a rope winding and unwinding assembly, an electromagnetic adsorption assembly, a controller and a power source are integrated on each platform. The platforms are adsorbed to a steel panel through the electromagnetic adsorption assembly, the distance and tension between the two platforms are adjusted by winding and unwinding traction ropes, the two platforms move cooperatively along the curved surface of the panel, full coverage and automatic grinding of the surface (including the side wall and the vault) of the panel are achieved, and meanwhile the dust collection assembly synchronously collects dust. According to the invention, the difficult problem of stable movement and operation of automatic equipment on a complex curved surface is solved, and safe, efficient and high-quality unmanned polishing operation is realized.

This invention provides a method for constructing a pile-type crane base, comprising the following steps: constructing a flat outer shell plate and marking a first installation reference line on the flat outer shell plate; prefabricating multiple independent arc-shaped plates according to the layout of the entire arc-shaped outer shell plate, wherein the arc-shaped plates have processing allowances during material cutting; prefabricating a top ring component and marking a second installation reference line on the top ring component; constructing a main frame and setting a central column at the center of the main frame; hoisting multiple flat outer shells and the top ring component onto the main frame respectively, adjusting their positions, and welding them after meeting the accuracy requirements; hoisting and positioning multiple vertical reinforcing ribs according to the first and second installation reference lines; hoisting the arc-shaped plates in sequence, cutting processing allowances, adjusting accuracy, and then welding multiple arc-shaped plates in a preset sequence to form an arc-shaped outer shell plate; welding the arc-shaped outer shell plate, horizontal structure, and vertical reinforcing ribs; and welding the arc-shaped outer shell plate and the flat outer shell plate.

This invention discloses a mechanical drilling method for rectangular anti-slide piles with horizontal cantilever construction, comprising: combining multiple drilling rigs to form a rectangular structure corresponding to the size of the rectangular pile hole; controlling the vertical drilling devices on all drilling rigs to drill downwards into the strata until the designed depth of the horizontal cantilever pile hole; controlling the horizontal hydraulic cylinder on the drilling rig located near the excavation section of the horizontal cantilever pile hole to drive the cylindrical drill assembly on the horizontal drilling device to drill outwards into the horizontal cantilever pile hole; simultaneously controlling the vertical drilling devices on all drilling rigs to continue drilling downwards into the strata; causing the piston rod of the horizontal hydraulic cylinder on the drilling rig located near the excavation section of the horizontal cantilever pile hole to retract to its minimum stroke and stop working, and continuing to control the vertical drilling devices on all drilling rigs to continue drilling downwards into the strata until the designed depth of the rectangular pile hole. The advantage of this invention is that, according to different sizes of rectangular pile holes, a corresponding number of drilling rigs are set on the rectangular anti-slide pile drilling rig to form a rectangular structure for drilling rectangular pile holes.

The utility model relates to the technical field of screening devices, and discloses a screening device for construction waste recycled aggregate, the bottom end of a fixing plate is provided with a plurality of limiting assemblies, the bottom end of the fixing plate is provided with a vibration assembly, the outer end of the top of a screening box is covered with a dustproof box, the bottom end of the dustproof box is provided with a plurality of moving assemblies, and the moving assemblies are arranged on the bottom end of the dustproof box. Through the arrangement of the limiting assembly, the vibration assembly can be preliminarily limited, the vibration assembly can be conveniently installed and fixed to the fixing plate, the situation of screw hole dislocation is avoided, through the arrangement of the dustproof box, aggregate is prevented from jumping out of an opening in the top end of the screening box in the screening process of the screening box, and the screening efficiency is improved. And meanwhile, when the screening box screens the aggregate, scattering and overflowing of dust in air can be reduced, the construction environment is improved, through arrangement of the dustproof box and the moving assembly, the dustproof box is convenient to move after being disassembled, and cleaning and overhauling of the screening box are convenient.

The invention discloses an internal corner arc one-time forming tool, which belongs to the technical field of decoration engineering and comprises an arc plate, a handrail is mounted on the outer surface of the arc plate, compensation mechanisms are arranged on two sides of the arc plate, each compensation mechanism comprises material collecting grooves fixedly mounted on two sides of the arc plate, and pistons are arranged in the material collecting grooves. A material collecting groove is formed in the outer surface of the arc plate, a piston is fixedly installed at the bottom end of the material collecting groove, a gas collecting cylinder is fixedly installed at the bottom end of the material collecting groove, a sliding rod penetrates one end of the gas collecting cylinder in a sliding mode, the sliding rod is fixedly connected with the piston, and a plurality of arc-shaped grooves are formed in the outer surface of the arc plate. And meanwhile, the driving motor drives the stirring rod to rotate and stir in the arc-shaped groove, so that the cement in the material collecting groove can be quickly supplemented, the sealing effect of the wall corner is improved, and the integrality of the wall corner is improved.

This invention discloses a folding rail bicycle for shield tunneling, relating to the field of rail bicycle technology. It includes a main frame with a drive axle sleeve at its bottom and a seat tube inserted at its top, top of which is fitted with a seat. A retractable connecting tube is located on one side of the main frame, with a head tube at one end. A shock-absorbing front fork arm is located at the bottom of the head tube, and a foldable handlebar is located at the top. A distance measuring and positioning box is located on one side of the foldable handlebar, and a display device is located at the top of the handlebar. A foldable triangular frame is fitted outside the drive axle sleeve, with a rear wheel crossarm on one side of the foldable triangular frame. A rear folding upright is located at the top of the foldable triangular frame, and an auxiliary wheel mounting base is located at the top of the rear folding upright. This invention, through innovative design, improves the ease of operation, safety, and intelligence level in shield tunnel construction, and has a significant positive impact on improving the working environment and increasing work efficiency for workers.

The invention relates to the technical field of pipe pile construction, in particular to a prestressed pipe pile alignment auxiliary device, system and method. The pile embracing assembly is arranged on one side of the device body, and the pile embracing assembly is used for constructing a pile embracing hole channel with the variable caliber; the stabilizing assembly is arranged on the lower portion of the device body and movably connected with the device body, the stabilizing assembly comprises at least two fixing cylinders extending downwards, and the cylinder walls of the fixing cylinders are provided with embedding and fixing pieces capable of laterally stretching out and retracting; and the first driving mechanism is used for driving the stabilizing assembly to do lifting motion relative to the device body so as to change the vertical height of the fixing barrel, and the embedded part can be lower than the bottom face of the device body. The fixing cylinder can be pushed by the first driving mechanism to move downwards to be inserted into a soil layer, and then the embedded part extends out of the cylinder wall of the fixing cylinder to be embedded into the soil layer, so that the connecting strength and compactness of the device body and the soil layer are improved, the loosening probability is reduced, and the stability and alignment precision of the device are greatly improved.

The invention relates to the technical field of pavement repairing and cutting, in particular to a cutting device for repairing round holes or oval holes in a pavement. The machine comprises a machine shell, a bearing part and a walking crawler belt, the bearing part is fixed to the bottom of the machine shell, and the walking crawler belt is arranged at the bottom of the bearing part. Through the structural design of the cutting mechanism, the image recognition and positioning module and the controller, the device can automatically recognize and cut a round or oval area matched with an original pit slot, and excessive cutting is avoided; through the structural design of the lifting mechanism and the adjusting mechanism, the device can adapt to asphalt layers with different thicknesses, the equipment applicability is improved, and the accuracy of a cutting path is remarkably improved through auxiliary guiding of a guide wheel; meanwhile, by arranging the machine shell, people can be effectively prevented from being hurt by chippings, by arranging the water spraying and dust falling mechanism, flying dust pollution can be greatly reduced, the construction environment is improved, meanwhile, the cutting disc is prevented from being deformed or damaged due to high temperature, and the service life is prolonged.

The application discloses a mechanical hole-forming method of a rectangular pile with a reaming asynchronous type drilling and digging with a haunch horizontal cantilever, which comprises the following steps: combining multiple drilling machines to form a rectangular structure corresponding to the size of a rectangular pile hole; sequentially arranging a slag body processing mechanism, a haunch drilling assembly, a horizontal drilling assembly and a vertical drilling device on each drilling machine from top to bottom; controlling the vertical drilling devices on all the drilling machines to vertically drill and dig the stratum downward until the design depth of the horizontal cantilever; starting the haunch drilling assembly on the drilling machine arranged near the haunch hole and the horizontal cantilever pile hole digging part; controlling the horizontal hydraulic cylinder to drive the horizontal drilling device to move outward and horizontally drill and dig the stratum to the design length; and continuously controlling the vertical drilling devices on all the drilling machines to vertically drill and dig the stratum downward until the design depth of the rectangular pile hole to form an embedded section of the rectangular pile hole. The method has the advantages that according to different sizes of the rectangular pile hole, corresponding numbers of drilling machines are arranged on the rectangular anti-slide pile drilling machine to form a rectangular structure, so that the rectangular pile hole can be drilled and dug.

The application discloses a drainage system circulating device and belongs to the sewage treatment field. The device comprises a water inlet pipe, a water collecting tank, a connecting pipe and a water collecting tower. The water inlet pipe is communicated with the water collecting tank. A first-stage filter device is detachably connected in the water inlet pipe. A conducting pipe is communicated with the side wall of the water collecting tank. A second-stage filter device is arranged in the conducting pipe. The connecting pipe is communicated with the second-stage filter device. A third-stage filter device is arranged in the connecting pipe. The connecting pipe is communicated with the water collecting tower. The application has the effect of sewage treatment, thereby saving water resources and complying with the sustainable development concept.