25results about How to "Lifting safety" patented technology

The invention discloses a modular assembly type wall convenient to move and a wall assembly method, and relates to the field of assembly type building application, the modular assembly type wall convenient to move comprises a floor and a prefabricated inner wall plate, a groove is formed in the bottom of the prefabricated inner wall plate, a telescopic steel column is installed in the groove, the height of the telescopic steel column can be adjusted, and the height of the telescopic steel column can be adjusted. Therefore, the levelness and the height of the prefabricated inner wallboard are adjusted. The telescopic steel column is arranged at the bottom of the prefabricated inner wall plate to replace a steel pad, the telescopic steel column extends firstly to jack the prefabricated inner wall plate to a certain height, workers can adjust the angle of a steel bar to be aligned with a grouting sleeve, when the telescopic steel column is shortened, the height of the prefabricated inner wall plate can be reduced, and a bin between a floor and the prefabricated inner wall plate is reduced; and when the height of the bin is reduced to be proper, the metal edge sealing strip can be used for replacing cement mortar for bin sealing treatment, grouting work can be rapidly started without waiting for drying of the cement mortar, the working efficiency is improved, and the construction period is shortened.

The application introduces a kind of supporting and fixing device of cylindrical component and its using method, the fixing device includes support beam and the fixed support that sets on both ends of support beam;The fixed support includes support body, support block, swing press plate, compression block, cushion block and locking plate.The structure of the application is reasonable, the cooperation degree is high, and the disassembly and assembly are quick and convenient;The L-shaped hole on the locking plate will not loosen and cause compression failure after contacting with the positioning shaft B to produce pressure and locking the cylindrical product;And when the positioning shaft B is located at the upper part of the L-shaped hole, the two swing press plates are completely opened, compared with the traditional semicircular fixing device, the lifting center of gravity is reduced, and the lifting safety and reliability are guaranteed;The cushion block can be replaced, which is convenient to replace after aging or damage, and prolongs the service life of the fixing device;All components are flexibly connected, compared with the transmission separation type fixing device, to avoid parts scattering;According to the size of the cylindrical component product, multiple fixed supports can be set, which has strong adaptability and wide application range.

A kind of tray for supporting and hoisting material, including multiple bottom longitudinal beams (1) being parallel and being spaced apart to each other, multiple support cross beams (2) being parallel and being spaced apart to each other and multiple surface fiber boards (3) being parallel and being spaced apart to each other, multiple bottom longitudinal beams are parallel with multiple surface fiber boards, multiple support cross beams are vertically arranged between multiple bottom longitudinal beams and multiple surface fiber boards with multiple bottom longitudinal beams, two or more pieces of surface fiber boards are arranged in the same longitudinal position, two or more pieces of surface fiber boards are arranged in the same longitudinal position, so that between the opposite end surfaces of the two or more pieces of surface fiber boards and the opposite sides of adjacent support cross beams below the end surfaces, one or more hoisting rope channels are formed for hoisting rope to pass through.The utility model has the advantages of simple structure, low cost, high hoisting efficiency and is suitable for the storage and transportation of various coiled materials.

The application belongs to the technical field of pile foundation construction, and discloses an underwater automatic pile cutting system and method for pile foundation construction, which comprises an automatic pile cutting control unit and an automatic pile cutting device; the automatic pile cutting control unit comprises an electrical control module, a sensing module, a rotary drive control module and a feeding drive module, which are arranged at different positions in the automatic pile cutting device; the automatic pile cutting device comprises a pile cutting working platform, a hoisting steel wire rope and a crane. The underwater automatic pile cutting which cannot be visually observed in pile foundation construction is realized through the cooperation of software and hardware, the sinking speed of the cutting device can be accurately measured and controlled in the sinking process of the automatic cutting device through the positioning rope of the crane, the stable operation is ensured, the cutting head of the rotary mechanism is equipped with four circular blades, the rotation speed and the feeding speed of the blades are controlled through a servo motor, and the cutting efficiency and quality of the automatic rotary cutting are ensured.

The application discloses a large-diameter heat supply pipeline inclined hoisting method and belongs to the technical field of heat supply pipeline construction. The method comprises the following steps: S10, calculating a preset inclination angle of pipeline hoisting and a preset installation position of lifting lugs according to pipeline parameters and shield well hoisting hole parameters; S20, installing the lifting lugs on the pipeline according to the preset installation position of the lifting lugs; S30, connecting the lifting lugs at both ends of the pipeline with a main crane and an auxiliary crane respectively, driving the main crane and the auxiliary crane to hoist the pipeline in parallel and synchronously translate the pipeline to above the shield well wellhead; S40, driving the main crane and the auxiliary crane to incline the pipeline to the preset inclination angle; S50, synchronously lowering the pipeline to a preset positioning point of the shield well by the main crane and the auxiliary crane, disconnecting the main crane, the auxiliary crane and the pipeline, and completing pipeline hoisting. The application can reduce the pipeline hoisting difficulty in the narrow vertical shaft space in the prior art, improve hoisting safety and hoisting installation efficiency.

The component gantry crane and fine adjustment balance control method thereof disclosed by the application realize high-precision displacement adjustment of components through fine adjustment devices to improve hoisting precision, reduce engineering cost, ensure controllable stress of hoisting ropes and improve safety performance of assembly operation under the premise of improving construction efficiency, and have important popularization value for installation of large subway stations. The component gantry crane comprises a portal, two groups of omni-directional fine-adjustable hoisting trolley devices are movably arranged on the top of the portal, the two groups of omni-directional fine-adjustable hoisting trolley devices respectively vertically suspend adjustable balance hoisting devices, the adjustable balance hoisting devices are installed on a cross beam in the vertical direction, four groups of hoisting device force adjusting devices are installed on the cross beam, and hoisting ropes of the hoisting device force adjusting devices suspend prefabricated components; the omni-directional fine-adjustable hoisting trolley device comprises an upper trolley lifting part borne on a lower trolley running device and an upper trolley translation mechanism; running between the upper trolley translation mechanism and the lower trolley running device is perpendicular in the horizontal direction.

The utility model discloses an eccentric lifting appliance for lifting an upper structure of an aluminum electrolysis cell, which comprises a lifting appliance body, a lifting hole is arranged at the top of the lifting appliance body, horizontal friction plates are mounted on the lifting appliance body on two sides of the lifting hole through a mounting mechanism, and vertical contact plates are symmetrically mounted on two sides of the lifting hole through a driving mechanism. The driving mechanism is arranged to drive the two abutting plates to oppositely move in the length direction of the lifting appliance body, so that the rubber plates on the two abutting plates are both attached to the surface of the lifting hook, and the situation that the lifting appliance body slips and rotates on the surface of the lifting hook in the subsequent lifting process is avoided. Moreover, the friction plate on the lifting appliance body is in contact with the surface of the lifting equipment, and the friction groove in the friction plate greatly increases the friction force between the lifting appliance body and the lifting equipment, so that the cross beam of the lifting appliance body is prevented from deviating on the surface of the lifting equipment, the safety and reliability in the lifting process are ensured, and the practicability is high.

The utility model relates to the technical field of steel plate hoisting equipment, in particular to a steel structure plate hoisting device which comprises a base body supporting groove, a downward pressing clamping plate is arranged on the inner side of the base body supporting groove, a lifting column is installed at the top of the downward pressing clamping plate, and the top of the lifting column penetrates through the base body supporting groove and is provided with a large fixed pulley. A steel rope is installed on the top of the base body supporting groove, and the base body supporting groove is clamped on a steel structure plate. According to the steel structure plate hoisting device, through unique design and structural optimization, stable and safe hoisting of the steel structure plate is achieved. The supporting groove of the base body is combined with the downward pressing clamping plate to form a firm clamp, the plate can be tightly clamped, and the plate is prevented from sliding or falling off in the lifting process. Meanwhile, through ingenious cooperation of the lifting column, the large fixed pulley, the small fixed pulley and the steel rope, uniform distribution and effective transmission of lifting force are achieved, and the stability and safety of lifting are further enhanced.

The utility model discloses a mould hoisting structure for a permanent magnet jack, which comprises a cross beam and a mould to be transported, and further comprises a hoisting reinforcing mechanism, the hoisting reinforcing mechanism comprises a second electric telescopic rod arranged on the cross beam, the fixed end of the second electric telescopic rod is provided with a connecting rod, and the fixed end of the second electric telescopic rod is provided with a clamping groove; the other end of the connecting rod is connected with a permanent magnet lifting module, an air bellow is arranged at the end, away from the connecting rod, of the fixed end of the second electric telescopic rod, and the air bellow and the permanent magnet lifting module act together. And the auxiliary protection mechanisms are arranged on the outer walls of the two sides of the cross beam. The mold hoisting structure for the permanent magnet jack has the technical effects that the adsorption effect is improved, magnetic force borne by all parts of an object to be transported is uniform, firm adsorption and safe hoisting are ensured, and meanwhile, local deformation or damage of a mold to be transported caused by uneven stress is also avoided.

The utility model relates to the technical field of lifting appliance equipment, in particular to a lifting appliance for lifting a working roll of an aluminum foil rolling mill, and aims to solve the problem that the working roll is generally lifted by a lifting rope with a hook in the lifting process of the working roll of the aluminum foil rolling mill at present. Generally, time and labor are wasted in the lifting process, a lifting hook is extremely prone to scratching the working face of the working roller, the working roller is damaged frequently, finally the lifting speed of the working roller of the aluminum foil mill is low, and the overall production efficiency of the working roller is affected. The lifting appliance is mainly composed of a lifting lug support, a main shaft penetrating hole, a roller containing platform, a rope hanging groove and the like, the roller containing platform of the lifting appliance is flush with a lug plate of a working roller, an end shaft of the working roller penetrates through the main shaft penetrating hole, a lifting hanging rope is clamped in the rope hanging groove, and the lifting lug is matched with limiting of a rope hanging groove limiting table. The hanging rope effectively realizes quick and safe hoisting of a plurality of pairs of working rollers, further improves the overall hoisting speed of the working rollers, and ensures the overall production efficiency of the aluminum foil mill.

A coil sleeving hard connection lifting appliance belongs to the technical field of transformer production and comprises a supporting part, a lifting part, a switching part and a working part, the lifting part is mounted on the supporting part, the switching part is mounted at the bottom of the lifting part, and the working part is connected to the bottom of the switching part. The supporting part comprises a support, a stand column, a cross beam, a hinge boss, a sleeve and a driving gear, the support supports the whole device on the ground, the stand column is arranged on the support, the cross beam is arranged at the top of the stand column, and the sleeve is arranged at the front end of the cross beam. The lifting part comprises a top plate, a through hole is formed in the center of the top of the top plate, side plates are arranged on the two sides of the through hole respectively, reels are hinged to the side plates, ropes are wound on the reels and penetrate out downwards through the through hole, the bottom of the top plate is connected with a gear ring, the gear ring is in meshing transmission with the driving gear, four threaded bosses are evenly distributed on the periphery of the bottom of the gear ring, and screws are installed on the threaded bosses. The switching part comprises a mandrel, a central disc, a guide rail, a hanging lug, a hanging ring and a screw, and the hanging ring is arranged at the top of the mandrel and connected with the rope.

The invention discloses a power transmission line tower ground wire hoisting appliance, and relates to the field of hoisting appliances, the power transmission line tower ground wire hoisting appliance comprises a motor base, a control box, a connection mounting plate, a winding and unwinding guide frame, a fixed top plate, a winding and unwinding roller and a traction rope, the control box is fixedly mounted on one side of the motor base, and the connection mounting plate is fixedly mounted on one side of the upper end of the motor base. According to the power transmission line tower ground wire hoisting device, the inclined included angle of a tower is avoided, the ground wire is prevented from being in frictional contact with the tower when lifted, the ground wire is safely hoisted, the hoisting device is used for hoisting the ground wire at different positions of the tower, the ground wire is further prevented from being in frictional contact with the tower when lifted, and the safety of the tower is improved. The ground wire hoisting device is simple in structure, convenient to use and capable of meeting the ground wire hoisting requirements of different positions, the overall size of the hoisting device is reduced, hoisting use at any position can be achieved, and the hoisted ground wire is wound through rotation of the ground wire winding roller.

The bearing box overturning block boring tool comprises a clamping tool, a workpiece body and a boring machine working platform, the clamping tool is used for connecting the workpiece body and the boring machine working platform, the clamping tool is fixed to the boring machine working platform, the workpiece body is fixed to the clamping tool, a lifting lug is arranged on the workpiece body, and the lifting lug is fixed to the clamping tool. The clamping tool comprises a bottom plate, a first frame plate, a second frame plate, a third frame plate and a fourth frame plate are arranged on the bottom plate, and the first frame plate, the second frame plate, the third frame plate and the fourth frame plate jointly form a frame structure. According to the technical scheme, a workpiece body is perpendicularly fixed to a boring machine working platform through a clamping tool, the clamping tool is used for one-time clamping, machining is completed by rotating the boring machine working platform, the workpiece body does not need to be turned over and clamped many times, the time needed for positioning clamping and benchmark adjustment is greatly shortened, and the machining efficiency is improved. Machining can be completed through one-time in-place clamping, positioning and clamping are convenient, and hoisting and dismounting are safe.

The invention discloses a petroleum drilling machine inserting and transferring room with a telescopic rail type cable winding and unwinding device. The petroleum drilling machine inserting and transferring room comprises an inserting and transferring room body, and a sliding mechanism, a telescopic mechanism and a winding mechanism are arranged in the inserting and transferring room body; the sliding mechanism is used for realizing extension and retraction of the telescopic mechanism, the telescopic mechanism is used for lengthening the insertion and transfer room body, and the winding mechanism is used for storing cables in different areas, so that the problems of mutual accumulation and extrusion are avoided. The device can meet the use requirements of different insertion room body lengths, is standardized in design, small in machining difficulty and wide in application range, reduces the research and development and production cost, drives the rollers to stretch out and draw back through the motor, achieves limiting and fixing of the telescopic mechanism at different positions through the positioning columns, the sliding blocks, the transverse supporting sliding rails and the positioning holes, is convenient to operate, and is suitable for popularization and application. Time and labor are saved, practicability is high, overall transportation is convenient, and the space utilization rate is high.

The utility model discloses bridge deck system member reinforcement cage in-mold equipment, an in-mold system and a prefabricated part production line, the bridge deck system member reinforcement cage in-mold equipment comprises bearing beams, a bearing frame, a walking unit, a first clamping mechanism and a second clamping mechanism, the bearing frame is bridged on the two bearing beams, and the bearing frame is configured to be capable of walking in the extension direction of the bearing beams; the walking unit is arranged on the bearing frame, and the walking unit is configured to be capable of walking on the bearing frame; the first clamping mechanism and the second clamping mechanism are both connected with the lower portion of the walking unit and are oppositely arranged, and the first clamping mechanism and the second clamping mechanism have a first state that the first clamping mechanism and the second clamping mechanism get close to each other to clamp a bridge deck system component reinforcement cage and a second state that the first clamping mechanism and the second clamping mechanism get away from each other to release the bridge deck system component reinforcement cage. According to the bridge deck system member reinforcement cage mold entering equipment, the mold entering requirement of the reinforcement cage can be met, the mold entering efficiency of the reinforcement cage can be improved, automatic mold entering can be achieved, and the bridge deck system member reinforcement cage mold entering equipment has great popularization value.

The utility model discloses a mechanical safety protection lifting appliance for a crane, which comprises two opposite side plates, a lifting hook is fixed at the bottom end between the two side plates, collision protection components are arranged at the tops of the two side plates, a rubber block is fixed at the bottom of the lifting hook, and the shape of the rubber block is matched with that of the lifting hook. An arc-shaped groove is formed in the inner wall of the bottom of the lifting hook, and a barb is rotationally connected into the arc-shaped groove through a rotating shaft. When the lifting hook is used for lifting an object, a lifting rope used for hanging the object can press one end of the barb downwards under the action of gravity and enables the other end of the barb to be tilted, so that the lifting rope can be limited in a semi-closed ring cavity formed by the barb and the lifting hook and is prevented from being unhooked, and when the lifting hook collides with the object to be lifted, a rubber block at the bottom of the lifting hook can buffer collision, so that the object to be lifted is prevented from falling off. The air bag is arranged in the rubber block, when the impact force is large, the pressure is further buffered by extruding the air bag, the lifting hook is folded and can be protected through the collision protection assembly, and impact abrasion is avoided.

The utility model relates to molybdenum iron smelting technical field discloses a kind of hoisting subassemblies for molybdenum iron ingot in molybdenum iron smelting, comprising: belt body, the upper surface of the belt body is evenly equipped with multiple antiskid balls, both sides of the belt body are wrapped with edge strip, the edge strip is sewn with belt body by sewing thread, the edge strip and belt body are spun from spinning thread, the antiskid ball is connected with belt body by connecting assembly. The hoisting subassembly for molybdenum iron ingot in molybdenum iron smelting, through the cooperation between each component, it is convenient to carry out stable hoisting operation to molybdenum iron ingot, antiskid ball is installed between belt body by connecting assembly during, can greatly enhance the connection stability between antiskid ball and hoisting belt, effectively avoid the situation that partial antiskid ball falls off in subsequent hoisting operation, ensure that stable and reliable hoisting operation is carried out to molybdenum iron ingot.

The utility model discloses an assembly type structural member gantry crane system which comprises a gantry crane body, the gantry crane body comprises a supporting assembly, the supporting assembly comprises a cross beam, side supporting frames are connected to the two sides of the cross beam, each side supporting frame comprises a first horizontal supporting seat, a second horizontal supporting seat and a pair of inclined supporting rods, and the first horizontal supporting seat and the second horizontal supporting seat are arranged on the cross beam. The first horizontal supporting seat and the second horizontal supporting seat are sequentially arranged in parallel from top to bottom, the first horizontal supporting seat is connected to the bottom of the cross beam, and one inclined supporting rod is connected with one end of the first horizontal supporting seat and the same end of the second horizontal supporting seat. And the other inclined supporting rod is connected with the other end of the first horizontal supporting seat and the other end of the second horizontal supporting seat respectively. The side supporting frame is designed into a split assembly type structure, and the structure of the gantry crane can be adjusted according to different assembly type structural members, so that hoisting is achieved more safely and conveniently.

The invention provides a lifting device and method for a large cover plate strip-shaped assembly, and belongs to the technical field of lifting, the lifting device comprises a lifting device body, a check block, a lifting rope and a shackle, the lifting device body is clamped with the interior of a lifting hole, the check block is inserted into the lifting hole, and the lifting rope is connected with the lifting device body through the shackle; the lifting appliance body comprises a cylinder and a lifting lug arranged at the top of the cylinder, and the shackle is mounted outside the lifting lug; a clamping groove with a crescent-shaped cross section is formed in one side of the middle of the cylinder, and the check block is used for enabling the edge of the lifting hole to be clamped into the clamping groove after the check block is attached to the cylinder. The special lifting device has the advantages that the early-stage preparation work is time-saving and labor-saving, the later-stage recovery work is not needed, the purpose of safe and reliable lifting is completely achieved, meanwhile, the requirements that the special lifting device is relatively small in appearance size, simple in structure and convenient to operate are met, and safe and reliable lifting of the large cover plate strip-shaped assembly is achieved.

The present invention discloses a modular assembled wall body and a wall assembly method that are easy to move, and relates to the application field of assembled buildings, including a floor and a prefabricated interior wall panel. A groove is provided at the bottom of the prefabricated interior wall panel, and a telescopic steel column is installed inside the groove. The telescopic steel column can adjust the height, thereby adjusting the level and height of the prefabricated interior wall panel. The present invention arranges a telescopic steel column at the bottom of the prefabricated interior wall panel to replace a steel pad. The telescopic steel column is first extended to lift the prefabricated interior wall panel to a certain height, which is beneficial for workers to adjust the angle of the steel bar to align with the grouting sleeve. When the telescopic steel column is shortened, the height of the prefabricated interior wall panel can be reduced, and the chamber between the floor and the prefabricated interior wall panel can be reduced, so that the level of the prefabricated interior wall panel can be adjusted more conveniently. When the height of the chamber is reduced to a suitable level, a metal edge band can be used to replace cement mortar for chamber sealing. There is no need to wait for the cement mortar to dry, and the grouting work can be started quickly, thereby improving work efficiency and shortening the construction period.

The utility model discloses a lifting hook connecting structure of a hydraulic lifting type monorail crane, which relates to the technical field of monorail crane accessories, and comprises a monorail crane hung at the lower part of a mine tunnel top plate, a hydraulic telescopic cylinder is fixedly arranged at the lower part of the monorail crane, the hydraulic telescopic cylinder vertically extends downwards, the bottom of the hydraulic telescopic cylinder is connected with a hanging plate, and the hydraulic telescopic cylinder is connected with a hydraulic system. Therefore, up-and-down stretching is realized, and the lifting height of the monorail crane is adjusted; the hydraulic lifting hook is adopted for connection, the length of the hydraulic cylinder can be adjusted according to the height of a mine tunnel, and time and labor are saved.

The utility model discloses a cloth cloth device, including two support platform, support platform fixedly connected with support rod, support rod's top fixedly connected with the crosspiece, install hoist -lift device on the crosspiece, hoist -lift device is used for lifting cloth roll, install telescopic clamping device on the support platform, and telescopic clamping device is used for the cloth roll of fixed cloth roll's cloth roll and is fixed, install tension adjusting device on telescopic clamping device, and tension adjusting device is used for adjusting cloth roll's cloth surface tension. After hoisting cloth roll with hoist -lift device, use telescopic clamping device to lock the both ends of cloth roll's cloth roll and fix, utilize tension adjusting device to ensure that the tension of cloth is always consistent when cloth roll unwinds.

The utility model discloses a high-rise building equipment hoisting device which comprises a main beam, two mounting beams are transversely arranged on the upper portion of the front end of the main beam side by side, and the mounting beams and the main beam are welded and fixed. The mounting beam is used for being connected with equipment to be hoisted; an end lifting lug is arranged at one end, far away from the mounting beam, of the main beam; a middle lifting lug is arranged in the middle of the main beam; the end lifting lug is used for being connected with an auxiliary lifting hook of a crane; the middle lifting lug is connected with a main lifting hook of a crane through a lifting rope; the end part of one side, far away from the mounting beam, of the main beam is connected with a balancing weight; the hoisting device is stable in hoisting, under the control of the traction rope, equipment to be hoisted can be safely and reliably hoisted to a high-rise building through the balance of the balancing weight, the equipment at different heights and different positions can be hoisted by means of a truck crane, and floors, walls, the equipment and the like are not damaged.

The application discloses a hierarchical buffer, a telescopic support and an electric pedal. The hierarchical buffer is applied to the telescopic support of the electric pedal, and the front surface of the hierarchical buffer is in a wave shape. When first-stage compression buffering occurs, the wave crest of the wave shape is compressed to a certain extent. When second-stage compression buffering occurs, the wave crest of the wave shape is further compressed or the front surface of the wave shape is compressed to be close to a plane. When the telescopic support is in a retracted state, the hierarchical buffer generates the first-stage compression buffering, and a gap exists between the mounting seat of the telescopic support and the telescoping rod. When the telescopic support is in the retracted state and the telescoping rod bears a lifting force, the hierarchical buffer generates the second-stage compression buffering to eliminate the gap, so that the telescoping rod can abut against the mounting seat, and thus the telescopic support forms a rigid support body in the first direction and the second direction. In the above manner, the telescopic support provided by the application can be safely, conveniently and comfortably lifted when the telescopic support is in the retracted state.

The utility model discloses a size-adjustable aerated block cage, and belongs to the technical field of building material carrying auxiliary devices. The device comprises a base for placing an aerated block, the base is a rectangular plate-shaped component, and a front supporting plate, a rear supporting plate and side plates are arranged on the four peripheral sides of the base respectively. A temporary support is arranged at the lower part of the base; a plurality of reserved openings are formed in the lower portion of the front supporting plate and the lower portion of the rear supporting plate. The height of the reserved openings does not exceed the height of the temporary supports, and limiting supporting rods are arranged between the corresponding reserved openings in the front supporting plate and the rear supporting plate. Hanging rings are arranged at the upper parts of the front support plate and the rear support plate; the side plates are detachably connected with the front supporting plate and the rear supporting plate through clamping assemblies on the side portions respectively. The upper tops of the two side plates are connected through a plurality of groups of pull rod assemblies; the utility model effectively solves the problems that the conventional hoisting method wastes time, labor and money, the aerated block is easy to fall off in the hoisting process, the hoisting bearing capacity is lower, and the utilization rate of hoisting machinery is low.