163results about How to "Realize hoisting" patented technology

The invention relates to an aero-engine multistage rotor and stator unit body positioning and hoisting device, which comprises a process cartridge receiver, a lug shaft, a first screw bolt, a transfer disc, a second screw bolt, a fixing plate, a core expansion ring and a third screw bolt, wherein the process cartridge receiver is connected with the back installing edge of a stator cartridge receiver of a rotor and stator unit body through the first screw bolt, the transfer disc is connected with the process cartridge receiver through the second screw bolt, the fixing plate consists of a plurality of fan-shaped sections, the inner edge of each fan-shaped section is a slope surface, the outer edge of each fan-shaped is provided with a U-shaped groove, the U-shaped groove is matched with a radial plate of the last-stage disc of the rotor and stator unit body, the core expansion ring is provided with a convex edge, the outer part of the convex edge is a circular conical surface, the circular conical surface is matched with the slope surface of the inner edge of the fixing plate, and the transfer disc, the fixing plate and the core expansion ring are connected through the third screw bolt. The device provided by the invention has the advantages that the positioning and the hoisting of the multistage rotor and stator unit body are realized, and the axial and radial collision of a rotor and a stator is avoided.

The invention provides a support frame or a scaffold and a construction method thereof. The support frame or the scaffold comprises a transverse rod, a horizontal inclined rod, an upright rod and an inclined rod, and is characterized in that: a disk chuck is arranged on the upright rod; the transverse rod, and the horizontal inclined rod and the inclined rod are clamped on the disk chuck through joints thereon and are fixed through pins. The support frame or the scaffold has the advantages of simple structure, standard members, high bearing capacity, steel conservation, rapid assembly and disassembly and easy transportation.

The invention relates to a compensation method of two-freedom wave compensation system based on sea-sky line detection. The compensation method comprises the following steps: building a compensation system, collecting an image, calculating expansion and contraction quantity of compensation hydraulic cylinders, performing primary compensation and secondary compensation. The compensation method has the advantages that the horizontal attitude angle of a ship body is calculated according to a sea-sky line image collected by a CCD (Charged Coupled Device) industrial camera, the horizontal attitude angle is transmitted to an industrial control machine, the industrial control machine is used for performing inverse solution to obtain the expansion and contraction quantity of four hydraulic cylinders; a calculated compensation value is converted from a digital signal to an analog signal through a D/A converter; the analog signal is transmitted to an electrolyte server valve through a server amplifier; the server valve is used for controlling the expansion and contraction quantity of four compensation hydraulic cylinders according to the processed analog signal to realize real-time compensation for the rolling and pitching of an operation device on a movable platform; closed-loop control is performed through the difference between a measured value and a calculated valve, and the stability of the compensation system is further enhanced.

The invention belongs to nuclear reactor internal hoisting equipment and particularly relates to a reactor internal hoisting tool. A lifting ring is respectively connected with connecting flanges through three connecting rods which are evenly disposed on the lower end of the lifting ring, and the connecting flanges are disposed on cylinder walls of three movable support guide cylinders in the vertical direction. Each movable support guide cylinder is provided with a hollow movable support guide rod which penetrates through the movable support guide cylinder. The upper end of each movable support guide rod is located outside the movable support guide cylinder. Each operating rod is composed of an external sleeve and an internal core bar. The upper end portion of each movable support guide rod is connected with the external sleeve of one operating rod. The internal core bar of each operating bar penetrates through the movable support guide rod and is connected with one petaling reactor internal hoisting head. Movable supports are respectively disposed on three movable support guide cylinders. Six sets of measuring assembly gripping apparatus are installed on the lower portions of the movable supports. The reactor internal hoisting tool controls the measuring assembly gripping apparatus to grab or release measuring assemblies through air cylinders, and controls the reactor internal hoisting heads to grab or release reactor internals through the operating rods.

The invention discloses an assembly type pavement structure and a construction method, and aims to effectively improve the connection safety, the adjustment capability and the repairable capability of a prefabricated pavement, facilitate the manufacturing and transportation of the prefabricated pavement, and facilitate the assembly, repair, replacement and construction. Prefabricated pavement slabs are assembled on a roadbed to form an assembled pavement, each prefabricated pavement slab is of a prestressed reinforced concrete structure, longitudinal lower grooves are formed in the two longitudinal connecting ends of each prefabricated pavement slab at intervals in the width direction, and transverse lower grooves are formed in the two transverse connecting ends of each prefabricated pavement slab at intervals in the width direction. Rod-shaped connecting components are arranged in the corresponding longitudinal lower grooves or the corresponding transverse lower grooves of every two adjacent prefabricated pavement slabs. An isolation layer is laid on the surface of the roadbed, after the assembled prefabricated pavement slab is leveled, self-compacting concrete is densely poured into a gap between the laid isolation layer and the prefabricated pavement slab to form an adjusting layer, and positioning bosses which protrude upwards and are embedded into longitudinal lower grooves and transverse lower grooves of the prefabricated pavement slab are formed on the adjusting layer.

The invention discloses an engine assembly transporter which comprises a hanging rail and a movable lifting mechanism, wherein the movable lifting mechanism is movably hung on the hanging rail and comprises a drive motor, a driving shaft, an automatic clutch structure and a lifting bracket below the drive motor; the driving shaft is linked with the drive motor; a movable wheel and a winding wheel are arranged on the driving shaft in a sleeving manner; the drive motor selectively drives the movable wheel or the winding wheel to rotate through the automatic clutch structure; the movable wheel is hung on the hanging rail and forms rolling connection with the hanging rail; one end of a driving belt is fixed and wound on the winding wheel, and the other end of the driving belt is fixedly connected with the lifting bracket; and an automatic engine clamping mechanism and a driving belt locking mechanism are further arranged on the lifting bracket. The engine assembly transporter can realize hoisting, lifting and transporting automation when an engine is transported to facilitate improvement of the production efficiency and avoid the phenomenon that the engine is knocked or scratched.

The invention provides a full-automatic numerical control hydraulic turnout tamping wagon, and belongs to the field of railway sleeper underneath turnout tamping equipment. The full-automatic numerical control hydraulic turnout tamping wagon is characterized in that a chassis comprises a travelling chassis (1) and a moving chassis (2), wherein the moving chassis (2) is connected with the travelling chassis (1) in a traverse telescoping mode. Two tamping mechanisms (5) are installed on the moving chassis (2) in a transverse movement mode. Rail clamping mechanisms (3) which are used for clamping steel rails are arranged on the travelling chassis (1) and the moving chassis (2). A railway leaving mechanism (4) is arranged in the middle of the moving chassis (2). A locating sensor which detects the travelling operation position of a complete machine is arranged on the travelling chassis (1), and a detection sensor which detects the return position and a locating sensor which detects the position of a clamped rail are arranged on the moving chassis (2). By the adoption of the full-automatic numerical control hydraulic turnout tamping wagon, all operation such as equipment transfer, automatic tamping operation of all turnouts and railway coming and leaving operation of equipment can be achieved by a single worker, manpower is saved, the working quality is improved, the interference on train travelling is low, and the industrial upgrade of the railway line turnout tamping operation from mechanization to automation is achieved.

The invention discloses a taking-out and placing-in device used for a carbon fiber continuous oil-sucking rod. The taking-out and placing-in device comprises a main vehicle and an auxiliary vehicle. A control chamber, a power output mechanism, a hydraulic mechanism and a roller are arranged on the main vehicle, an industrial personal computer (IPC) is arranged in the control chamber and connected with the power output mechanism, one end of the power output mechanism is connected with an engine of the main vehicle, the other end of the power output mechanism is connected with a first pump and a second pump of the hydraulic mechanism correspondingly, wherein the first pump is connected with the roller; and a well opening supporting frame, a scraper and an injecting head capable of being connected with the second pump are detachably arranged on the auxiliary vehicle, a truck with a crane is further arranged on the auxiliary vehicle, the well opening supporting frame can be fixed at a well opening, the injecting head can be fixed on the well opening supporting frame and opposite to the well opening, a guider is arranged on the injecting head, the scrapper can be fixed at the lower end of the injecting head, and the carbon fiber continuous oil-sucking rod which winds around the roller can penetrate through the injecting head and the scrapper along the guider, and is taken out from or placed in an oil well through the injecting head. According to the taking-out and placing-in device, placing in and taking out of the carbon fiber continuous oil-sucking rod can be achieved conveniently and rapidly.

The invention discloses an aluminum alloy pedestrian overpass structure and mounting and construction methods thereof. A concrete foundation pile is arranged on the lowest side of a base structure, the upper side of the foundation pile is connected to a bearing platform, an overpass pier is arranged above the bearing platform, a preburied anchor plate arranged above the bearing platform is fixedlyconnected to a bottom plate of a cover plate of the overpass pier, the column is arranged above the bottom plate of the column, a cover beam is arranged above the column, the cover beam is of a steelwelded hollow structure, a bottom plate of the cover beam is arranged below the cover beam, a top plate of the cover beam is arranged above the cover beam, side plates of the cover beam are arrangedaround the cover beam, a plurality of slab with haunched ribs are arranged in an inner cavity of the cover beam, and two sides above the cover beam bear a bottom beam of the overpass. The aluminum alloy pedestrian overpass structure provided by the invention has the advantages that the overpass structure is stable, small in vibration, high in pressure bearing ability and convenient and rapid to mount and construct and does not affect urban traffic.

The invention provides a multipurpose port tire crane. The multipurpose port tire crane comprises a hoisting mechanism, a rotary table, an internal-combustion engine, an amplitude variation mechanism, a rotary mechanism, a propeller strut, an arm frame, a cab, a driving control cabinet, a cable winding barrel or a cable box, a hydraulic pump station, a multi-path valve, a steering axle, a driving axle, a driving mechanism, a movable supporting leg, a fixed supporting leg and a bottom frame, wherein the hoisting mechanism is formed by two sets of independent hoisting winding engines so that the hoisting mechanism can be independently driven and can also be synchronously driven in a combined manner; when a double-rope grabbing bucket is used as an object taking device, loading/unloading and stacking work of bulk cargoes of a wharf storage yard and a freight yard can be realized; when a lifting hook is used as the object taking device, hanging and loading/unloading working requirements of general cargoes of the wharf storage yard and the freight yard can be realized.

The invention discloses a gate lifting construction method for narrow operation space. For gate installation in narrow operation space, an upper cavity of a gate is used as rotating construction space; first and second sections of the gate are firstly lifted; short edges are used for lifting; the upper cavity is placed at the upstream or the downstream of a gate groove after rotation to reserve mounting space of the gate groove; then, a third section is lifted by using a short edge; after the third section is rotated in the upper cavity, the third section is placed down into the gate groove; then, the second and first sections are lifted in sequence and placed in the gate groove in sequence to realize the assembly molding of the sectioned gate; and the narrow upper space of the gate groovecan be fully used, so that the operation efficiency is improved.

The invention relates to an independent adaptor piece used for a plastic scintillator detector array environment test. The independent adaptor piece comprises an I-beam force transmission structure, the two opposite sides of the I-beam force transmission structure are respectively provided with an upper planar portion and a lower planar portion, the width of the upper planar portion is smaller than the width of the lower planar portion, four upper installation holes are arranged at four corners of a rectangular of the upper planar portion, the lower planar portion is symmetrically provided with two columns of lower installation holes, and each column is uniformly provided with three. According to the invention, the independent adaptor piece structurally utilizes an I-beam force transmission performance feature and realizes large rigidity and good mechanical vibration spectrum transmission performance. Four connection holes in the upper surfaces of adaptor pieces are connected with a plastic scintillator detector array, six connection holes in the lower surfaces are connected with a vibration table expansion bench or a shock testing machine expansion bench, through open design at two sides, the operation space is sufficient, the application is facilitated, the installation moment requirement of a product is satisfied, and the environment test can also be conveniently mounted and dismounted.

The invention discloses an integrated drive motor device for an automobile. The integrated drive motor device for the automobile comprises a left drive motor and a right drive motor, wherein the leftdrive motor is connected with a left transmission and the right drive motor is connected with a right transmission through a common end cover, a common bearing is arranged at the joint of the left drive motor and the left transmission and the joint of the right drive motor and the right transmission, and the common bearing is arranged on the common end cover; a left drive oil passage inside the left drive motor is connected with a left transmission oil passage inside the left transmission and a right drive oil passage inside the right drive motor is connected with a right transmission oil passage inside the right transmission through a lubricating oil passage arranged inside the common end cover. The integrated drive motor device for the automobile provided by the invention solves the problems that the combination and assembly of the drive motors and the transmissions are complicated, the coaxial compatibility is low and pipelines inside the automobile are distributed in disorder, andmeets the requirements of miniaturization and light weight.

The invention discloses a truck-mounted drilling rig, a mast assembly of a drilling rig and an auxiliary cathead device. The auxiliary cathead device comprises a mounting base, wherein the mounting base is fixedly connected with a fixed mast of the drilling rig; the mounting base is provided with a horizontal lazy arm; further, the horizontal lazy arm is of a telescopic structure; along the length direction, the horizontal lazy arm comprises a fixed arm and at least one section of a telescopic arm which is connected in sequence; the auxiliary cathead device also comprises a swing drive; the fixed arm (11) is connected with the mounting base through the swing drive (8), so that the fixed arm (11) can be rotated at a preset angle relative to the mounting base (9) in a horizontal plane. The drilling rig provided with an auxiliary cathead can be used for realizing a lifting function; further, the horizontal lazy arm is of the telescopic structure provided with the fixed arm and the telescopic arm; when the drilling rig is used for carrying out a lifting operation, the extension length of the telescopic arm can be properly regulated according to the condition of a construction site, so as to meet a lifting requirement; moreover, the fixed arm can be relatively rotated relative to the fixed mast through the swing drive, so the performance of the drilling rig is further promoted.

A balanced hook-shaped lifting bar is a balanced rectangular box with hook shape, and is composed of a lifting beam unit consisting of upper lifting beam, vertical beam and lower cantilever, a balancing counterweight box fixed to one end of upper lifting beam, and two lifting rings on the upper lifting beam linked to lifting hook via cable.

The invention discloses a transportation container, which comprises an outer shell, an inner shell, a lower head, a lower end plug, an upper head, an upper end plug, a bucket, a wire rope guide pipe, a steel wire rope guide pipe sealing plug, a valve assembly and a valve external handle , the present invention provides a transport container, the transport container is reasonable in structure, easy to operate, easy to overhaul and replaceable wearing parts, during the operation of the transport container, the operator does not need to enter the heat chamber, and the irradiation sample can pass through the container The opening of the bottom rotary valve goes directly into the hot chamber.

The invention provides a bearing dismounting auxiliary device. The bearing dismounting auxiliary device comprises a supporting rod, a clamp fixing mechanism and a clamp inner supporting plate, whereinthe clamp inner supporting plate is located below the clamp fixing mechanism and is arranged in parallel to the clamp fixing mechanism, at least three clamps are arranged on the clamp fixing mechanism, the first ends of the clamps are rotatably arranged on the clamp fixing mechanism, a spatial prism structure is formed by taking the clamps as side edges, a plurality of clamping structures are arranged in the circumferential direction of the clamp inner supporting plate and are in one-to-one correspondence with the clamps and used for clamping the corresponding clamps, the bottom end of the supporting rod is arranged on the top wall of the clamp inner supporting plate, the upper portion of the supporting rod is adjustably connected to the clamp fixing mechanism in the height direction position, the distance between the clamp inner supporting plate and the clamp fixing mechanism is adjusted, the positions where the clamps are connected to the clamp inner supporting plate are adjusted, the included angle between each clamp and the axis of the supporting rod is adjusted, an inner ring of a bearing abuts against the clamps, and the bearing is hoisted and dismounted.

The invention discloses a mechanical lifting gripper which comprises a first lifting arm and a second lifting arm, wherein the middle positions of the first lifting arm and the second lifting arm are articulated, a horizontally arranged spring is arranged at the upper end of the articulated position of the first lifting arm and the second lifting arm; the upper end of the first lifting arm is articulated with one end of a first connecting rod, the upper end of the second lifting arm is articulated with one end of a second connecting rod, the other ends of the first connecting rod and the second connecting rod are articulated with lifting sleeves, and the upper end of each lifting sleeve is provided with a lifting hook. The mechanical lifting gripper disclosed by the invention has the advantages of simple structure, reasonable design, convenient use and high working efficiency, and is capable of lifting a heavy object on the basis of a simple mechanical transmission principle, thereby substituting the traditional manual carrying working method causing time and labor waste. According to the mechanical lifting gripper, the working efficiency and the working quality are greatly enhanced and in the past, one device can be carried by two people together within 10 minutes, but now can be carried within five minutes by only one person.