87results about How to "Good for turnover" patented technology

The invention provides a construction technology of one-time molding of concrete pouring on the top of a construction column and a construction device thereof. The construction device comprises a concrete beam plate, a reinforcement cage and a first construction column template; the reinforcement cage is arranged on the lower portion of the concrete beam plate, and the reinforcement cage is connected with the concrete beam plate in an anchoring mode; a first construction column template and a second construction column template are correspondingly arranged on two sides of a wall body; and template wood beams are arranged on the outer sides of the first construction column template and the second construction column template. Through improvement of the construction technology of the one-time molding of the concrete pouring on the top of the construction column and the construction device thereof, the construction column being cast and molded at one time is realized; and the protruded concrete at the feed opening portion at the top end does not need to be chiseled. The construction technology and the construction device have the advantages that the operation is convenient, the pouring quality is excellent, recycle is convenient, manpower is saved, the construction cost is lowered and the construction period is shortened, and therefore the problem and the defect in the backgroundtechnology are effectively solved.

The invention relates to the field of steel structure fabrication, in particular to an assembling jig frame for a steel structure. The assembling jig frame for the steel structure comprises a base part and support parts. The assembling jig frame is characterized in that the base part comprises base main beams and tie beams perpendicularly connected with the main beams in a bolted mode, each tie beam is divided into two sections, the two sections of each tie beam are connected by adopting a long-hole bolt, and the separation distance of the main beams can be adjusted through relative motion; each support part comprises a support bottom plate, a bottom circular tube, a support circular tube, corbels, nuts, threaded rods, a top circular tube and a bracket, the support bottom plates are connected with a base in a bolted mode, the bottom circular tubes are perpendicularly welded to the support bottom plates, the support circular tubes are inserted into the bottom circular tubes, the corbels are symmetrically welded to the two side faces of each support circular tube, the brackets are perpendicularly welded to the upper portions of the top circular tubes and inserted to the upper ends of the support circular tubes, and the brackets are in contact connection with the threaded rods which are screwed in the corbels. According to the assembling jig frame for the steel structure, the assembling precision is improved, meanwhile the geometry applicable range is greatly widened, mounting and dismounting are easy, turnover and transportation are convenient, and the assembling efficiency is improved.

The invention discloses a slip-form flexible platform device suitable for assigning. The slip-form flexible platform device comprises a plurality of lifting frames. Holes are drilled in the upper flanges of cantilever beams on the two sides of each lifting frame respectively, circumferential reinforcements are fastened to the cantilever beams through U-shaped bolts, timber is laid on the circumferential reinforcements and tightly pressed on the circumferential reinforcements through strip pressing reinforcements to form an operating platform, and the strip pressing reinforcements and the circumferential reinforcements are bound through iron wires; sleeves are welded to the ends of the cantilever beams, holes are drilled in the portions where the sleeves are connected with steel-tube stand columns, stand column steel tubes are fixed into the sleeves through bolts, and horizontal reinforcements of protecting barriers are buckled to the stand column steel tubes through right-angle fasteners; the lifting frames are tied through the steel wire ropes, and the steel wire ropes are connected at the centers of siloes through shackles and center circles. Amortizing of slip-form equipment, material consumption and assigning cost are reduced, construction cost is reduced, and meanwhile the repeated, economical and green construction requirements are met.

The invention relates to a stable lifting type operating platform for infrastructure construction. The stable lifting type operating platform for the infrastructure construction comprises a base assembly comprising a base plate and limiting support legs, a guard assembly comprising upright posts, left and right cross rods, a top reinforcing enclosure frame and left and right lifting upright postsprovided with limiting guide grooves, a lifting platform assembly comprising a platform bottom plate, up-down and left-right meshing screw buckles, a lower anti-vibration pad and a guard rail, and a lifting driving assembly comprising a servo motor, a driving gear, left and right driven gears and left and right threaded screw rods, wherein the servo motor is controlled to rotate forwards and reversely as required to drive the driving gear to drive the left and right driven gears engaged with the driving gear to rotate synchronously, so that the left and right threaded screw rods engaged with the driven gears are driven to revolve, the up-down and left-right meshing screw buckles engaged with the left and right threaded screw rods are driven to drive the lifting platform assembly to move upand down stably as a whole, construction operation requirements at different heights are met, the stable lifting type operating platform is reasonable in structure, standard and stable in product, safe and reliable in work, convenient to use and capable of being circulated, is an innovative standard product in the field and has very high practicability.

The invention relates to a self-made detachable trolley for transporting and placing gas cylinders in a construction site and a making method thereof. A frame of the self-made detachable trolley is a right triangle-shaped frame which is formed by vertically connecting a horizontal U-shaped chassis and a vertical U-shaped support; a pair of parallel bracing girders is connected between the two side ends of the horizontal U-shaped chassis and the vertical U-shaped support; the bottoms of the two bracing girders are provided with circular arc supporting strips; the lower ends of the bracing girders are vertically provided with steel supporting plates; arc-surface shielding plates are mounted on the two bracing girders; the bottom end of the vertical U-shaped support is provided with a rear wheel; and the bottoms of the two bracing girders are provided with front wheels. The invention is advantaged in that the self-made detachable trolley has simple structure; mixed placement phenomenon is effectively avoided because one gas cylinder is transported by one trolley; as the lengths of the bracing girders are adjustable, the self-made detachable trolley is suitable for various gas cylinder dimensions or heights of trolley pushing people; the self-made detachable trolley is used as a transporting tool and can be also used as a placing tool for vertically and fixedly placing the gas cylinder after the gas cylinder is transported to the construction site; therefore, the self-made detachable trolley has multiple functions; and as the self-made detachable trolley can be fully made of leftover materials and members are connected with each other in an assembled way, the self-made detachable trolley is convenient to mount and detach, low in cost and recyclable.

The invention discloses a pre-embedding construction method for a distribution box with rows of pipes, and a support device, and relates to a pre-embedding construction method for distribution pipes and a distribution box of a masonry wall in building engineering. The construction method comprises the following steps of: fixing the distribution box at a design position by using a temporary platform; installing rows of distribution pipes on the upper part of the distribution box; suspending the distribution box by using the installed distribution pipes, removing the temporary platform, and installing distribution pipes on the lower part of the distribution box to ensure that the distribution box is fixed in the vertical direction; constraining the rows of distribution pipes and the distribution box in the horizontal direction by using steel bars which stretch into the masonry wall; controlling the degree of the distribution box stretching out of the wall by using a formwork fixing system; and pouring concrete to firmly fix the distribution pipes and the distribution box so as to fulfill the aim of accurately installing the distribution box in an embedded mode. The device is provided with a transverse steel pipe component, an upper steel pipe component, a lower steel pipe component, a lower supporting plate, a left supporting plate, an upper supporting plate and a right supporting plate.

The invention relates to the technical field of shunting devices, in particular to a temporary road rescue shunting device. The device includes a central column, the bottom surface of the central column is in threaded connection with a supporting rod; base plates are arranged at the bottom ends of the supporting rods; connecting rings are arranged on the surface of the base plate and the top faceof the central column, a winding and unwinding groove is formed in the surface of the central column, a winding column is rotationally connected to the bottom face of the winding and unwinding grooveand penetrates through the top plate of the central column, a winding assembly is arranged on a rod body of the winding column, a splicing plate is pulled by the winding assembly through a warning tape, and a metal adsorption plate is arranged on the surface of the splicing plate. The temporary road rescue shunting device has the beneficial effects that when the temporary road rescue shunting device is in a contraction state, the temporary road rescue shunting device is small in size, capable of being stored in a trunk of a rescue vehicle, convenient to carry and use in a turnover mode, easy to unfold and assemble, high in assembling speed and suitable for temporary rescue.

The invention relates to a derrick men quick-mounting working platform and a manufacturing and mounting method thereof. The derrick men quick-mounting working platform is suitable for being mounted on a single-row scaffold; the single-row scaffold consists of a transverse rod and a vertical rod on a facade; the derrick men quick-mounting working platform comprises a working platform plate, a horizontal fastener and a vertical fastener, wherein the working platform plate is arranged horizontally; one side of the working platform plate is fixed on the transverse rod through the horizontal fastener, and the other side of the working platform plate is suspended; one end or two ends of the working platform plate are fixedly connected with the vertical rod through the vertical fastener; the vertical fastener consists of a lock catch and a connecting rod part; the vertical rod above the working platform plate is locked by the lock catch; the connecting rod part is in cable-stayed connection between the vertical rod and the working platform plate; one end of the connecting rod part is fixedly connected with the lock catch; the other end of the connecting rod part is fixedly connected with an extended end of the working platform plate. By adopting the derrick men quick-mounting working platform, a working platform can be rapidly, conveniently and firmly erected on the single-row scaffold, construction of operators can be facilitated, and the construction efficiency and the construction security can be greatly improved.

The invention belongs to the technical field of building machinery, particularly relates to a fabricated building supporting seat, and provides the following scheme aiming at the problems that an existing supporting seat is poor in fixing effect, easy to deviate in the using process and influence the supporting effect, and meanwhile, the supporting seat is easy to damage when suddenly stressed. The device comprises a bottom plate, a buffer assembly, a mounting assembly and a lifting assembly, two fixing holes are symmetrically formed in the bottom plate, the top of the bottom plate is connected with the buffer assembly, a connecting seat is mounted at the top of the buffer assembly, the top of the connecting seat is connected with the mounting assembly, and the lifting assembly is connected with the mounting assembly. According to the building equipment supporting seat, an existing supporting seat is improved, so that effective buffering protection can be provided when the building equipment is mounted, the building equipment can be prevented from being damaged, meanwhile, the mounting height position of the building equipment can be conveniently adjusted, and the good practicability is achieved.

The invention provides an operation shed for nuclear power equipment maintenance, multiple horizontal telescopic rods, multiple vertical telescopic rods and multiple three-way connectors are spliced to form the shed body framework, the multiple pieces of fireproof cloth cover the top face and all the side faces of the shed body framework, and the operation space completely isolated from the outside is formed in the shed body framework. Dust diffusion, spark splashing or molten welding slag splashing during cutting, grinding and welding operation is avoided, erecting of an operation shed is facilitated, and the operation efficiency is improved. The second horizontal splicing heads are rotatably installed on the connecting bases, the horizontal telescopic rods can be spliced into different polygons through the three-way connectors according to needs, then a columnar shed body framework is formed through connection of the vertical telescopic rods, and the erecting shape of the operation shed can be conveniently selected according to field space adaptability. The application of the operation shed in a nuclear power plant is not limited, and the universality is high. The height, the length and the width of the greenhouse body framework can be adjusted in a telescopic mode, rapid disassembly can be achieved, and carrying and turnover use are convenient.

The invention discloses an energy-saving watering device for mushroom planting, which comprises a base, an extension plate, a slide rail and a water tank. A storage groove is arranged on the side wall of the base, and an extension plate is plugged into the storage groove, and the extension plate is in a storage position. One end inside the slot is fixedly connected with a baffle, the surface of the baffle is plugged with a guide rod, the guide rod is fixedly connected to the inner wall of the closing structure provided at the notch of the storage tank, and the other end surface of the extension plate is fixedly connected The surface of the limit rotation rod is connected with a sliding wheel, the baffle plate and the storage slot are fixedly connected with a tension spring, and the bottom surface of the base is screwed with a locking screw, and the locking screw runs through the base and the extension plate at the same time. The outer wall is set; the watering equipment proposed by the present invention does not need to lay water pipes inside the mushroom greenhouse, and the mushrooms on the planting frame can be watered by manpower pulling, so as to avoid the waste of water sources.