33results about How to "Save rental fee" patented technology

The invention discloses an installation method for suspending a cable bridge under a high-altitude platform. The method comprises the steps of production and installation of a mobile platform, installation of the cable bridge, laying of a spring board and a safety rope, cable laying and subsequent disassembly and the like. The mobile platform comprises a steel tube erect rod, a cross beam, a skipping board, and a right-angle coupler, the steel tube erect rod comprises a left erect rod and a right erect rod, the bridge installation position is surveyed and mapped on site based on an operation map, the steel tube right-angle coupler is utilized to connect the left erect rod and the right erect rod, and the left erect rod, the right erect rod and a lifting lug at the upper end are connected through bolts, which facilitates assembly and disassembly. By means of the installation method for suspending the cable bridge under the high-altitude platform, the operation tasks of installation of the bridge and laying of cables in the bridge can be completed safely, efficiently, conveniently and with good quality, and the rental fee of all-around scaffolds is saved; the problem that in a conventional installation method, a passage is occupied for a long time is solved, and the installation method for suspending the cable bridge under the high-altitude platform has the advantages that the installation is convenient, the operation is safe, the operation cost is reduced, and the passage is not occupied and the like.

The invention relates to a formwork bar laying construction method, a combined type splitting formwork and a formwork quick connector. The method comprises the following construction steps that supporting racks are erected in a full hall mode; a bar paving mode is adopted for laying battens and rib beam formworks; the combined type splitting formwork is installed between rib beams in a laid mode; rib beam steel bars and top plate steel bars are bound; concrete is poured; a side formwork body and a bottom formwork body of the combined type splitting formwork are split; the beam bottom supporting racks and the rib beam formworks are disassembled. The method has the advantages that the battens and the rib beam formworks are laid in a bar mode, compared with an existing full formwork laid mode, the formwork area can be saved, the number of the adopted steel bars is reduced, and the amount of the adopted concrete is reduced; compared with an existing integral plastic formwork, formwork disassembling is finished at least 20 days earlier, the formwork circulation cycle is shortened, the formwork lease fee is saved, and the construction period is shortened greatly; the side formwork body and the bottom formwork body of the combined type splitting formwork can be disassembled fast, and rigidity of a whole supporting system is ensured after the formwork is disassembled.

The invention relates to a coal mine underground water tank coal slime cleaning and transportation device. A central pump room, inner and outer central water tanks, and a bypass are arranged parallel to the coal mine main road. The lower ends of the inner and outer central water tanks are provided with left and right The drainage lane and the connecting lane, the left and right drainage lanes are connected with the bypass. There are drainage holes at the bottom of the inner and outer central water tanks. There is a coal slime dehydration treatment vehicle under the pressure relief buffer valve, and the coal slime dehydration treatment vehicle includes a thickening tank, a slurry pump and a hydraulic station, a filter press, a screw conveyor and a tank car, and the outlet of the slurry pump It communicates with the inlet of the filter press, the filter press is controlled by a hydraulic station, the screw conveyor is fixed at the outlet of the filter press, and there is a tanker under the outlet of the screw conveyor. It saves labor, time, equipment, energy consumption, does not pollute the environment, and improves the safety factor and flood resistance of the mine.

The invention relates to an inverted construction method for template engineering of a cast-in-place shear wall structure system, which specifically comprises the following operation steps: step one, synchronously carrying out (a) a process of setting up a support frame and mounting a beam plate template and (b) a process of welding and binding wall steel bars; step two, (c) a process of binding beam plate steel bars and (d) a process of mounting a wall template; and step three, (e) a process of integrally casting wall panel concrete. The method is suitable for the industrial and civil engineering adopting a shear wall, in particular a short-pier shear wall structure system, is also suitable for scattered-split support templates or steel frame combined templates, and is further suitable for all steel supports adopted by the beam plate template; the work efficiency is remarkably improved, and the construction period of a main body structure is shortened by about 40 percent compared with the prior construction method; the engineering quality is ensured, namely the root of the wall is ensured to be clean, the dislocation and slag inclusion are prevented, the quality of a joint of thebeam plate and the wall is ensured, and the verticality of the wall is ensured; the construction safety is ensured; and the construction period is saved by about 40 percent.

The invention discloses a once mounting, locating and constructing method for a steel ladder outside a concrete silo following sliding mould construction. A construction process comprises the following steps of: leaving an upper inlet on a sliding mould operating platform of the concrete silo and fixing an upper end of a prepared tool type pulling steel ladder on a sliding mould enclosed ring; after sliding the sliding mould operating platform to a preset height during a concrete silo construction process, welding an engineering steel ladder on an outer wall of the concrete silo; and then hanging and welding the tool type pulling steel ladder on the engineering steel ladder; and repeating the steps till completely constructing. According to the method provided by the invention, rental feeof materials about ** Yuan can be saved, the cost of purchasing a safety net foot plank about ** Yuan can be saved, the cost of assembling and disassembling a riding track tower about ** Yuan can be saved, the cost of materials about ** Yuan can be saved, the cost of disassembling a needed machine matched with a tower crane or truck crane about ** Yuan per day can be saved, and the cost of a mounting machine of the steel ladder about ** Yuan can be saved. Totally, the cost about ** Yuan can be saved, a construction period can be reduced by two days, and the method is practical and economical as well as safe and has remarkable composite economic benefits.

This application relates to a high-altitude in-situ scattered construction method for a ring truss, which belongs to the technical field of building truss installation, and includes the following steps: overall design of the ring truss→stiff structure hoisting→concrete shear wall construction→ring truss support installation→ring Hoisting of the lower chord of the truss → hoisting of the inner frame of the ring truss → hoisting of the web of the ring truss → hoisting of the upper chord of the ring truss → hoisting of the roof rigid frame → the overall unloading of the ring truss and the removal of the bracket. In this application, the ring truss is divided into multiple sections according to the characteristics of the lower chord, web and upper chord, and the bracket is used as a temporary support to hoist the ring truss members to the position to be installed and assemble them in situ, which solves the problem of ring truss installation in areas with complex terrain Difficult problems have achieved good economic and environmental benefits.

Disclosed is a steel beam hydraulic lifting emplacing device on the top of silo structure building, which comprises a sliding formwork device and a hydraulic lifting system, and is characterized in that the sliding formwork lifting frames of the sliding formwork device are connected with an inside formwork, an outside formwork, and an operating platform, a scissors support is connected between twolifting frame upright columns, the sliding formwork lifting frame is also connected with a steel beam supporting frame, the steel beam support frame is connected with the steel beam on the top of thesilo to form a lifting integration, the hydraulic lifting system is utilized to be the lifting power system for the lifting integration, and the hydraulic lifting system is composed of a hydraulic jack, a support rod, a hydraulic console, and an oil circuit. The invention can rapidly, conveniently, reliably, and safely complete the construction task of mounting the steel beam on the top of the silo, without using large scale hoisting equipment, thereby avoiding the problems of difficult emplacement and lower efficiency of large scale hoisting equipment. The device of the invention can be widely applied to the hoisting and emplacement construction for the steel frame on the top of silo buildings.

The invention discloses a construction method for synchronously dismantling the lower formwork system of the telescopic post-casting belt and the surrounding formwork supports, comprising the following steps: arching according to the specifications when installing the beam end formwork on both sides of the post-casting belt; binding the steel bars in the beam and the plate Form a steel bar frame; pre-embed high-strength bolts at the end of the post-casting belt of the steel bar in the beam, and the upper end of the high-strength bolt protrudes from the upper side of the steel bar frame; pour concrete, and level the top of the beam before the initial setting of the concrete; After the maintenance is qualified, the steel structure load-bearing members are connected to the beam end top surface on both sides of the post-casting belt through pre-embedded high-strength bolts; the lower formwork system and surrounding formwork of the post-casting belt are removed. That is, during the construction of the beams and floors on both sides of the telescopic post-casting belt, steel structural load-bearing members are installed between the beam ends and top surfaces on both sides of the post-casting belt through pre-embedded bolts, and the original structural beams are replaced by steel structural bearing members The shear force and bending moment at the post-casting belt, so when the supporting formwork around the post-casting belt is removed, the lower formwork system of the post-casting belt can be removed at the same time.