323 results about "Crane Equipment" patented technology

Crane apparatus is equipped with a container security scanning system for scanning containers for radioactive material, such as neutron or gamma ray emissions. The crane apparatus has a crane for unloading containers from a marine vessel and placing the containers on a deck located at the portal girder level of the crane and for transferring the containers from the deck to another location. The container security scanning system comprises one or more scanning units disposed on the deck, each scanning unit having one or more scanning platforms for supporting a container such that a bottom of the container is vertically spaced from the deck. A scanning device is movable beneath the container in a space between the underside of the scanning platforms and the deck for scanning the container to detect whether radioactive material is present. Existing cranes can be retrofitted with the container security scanning system, and newly manufactured cranes can be upgraded to include such a system.

The invention discloses a system for online diagnosis and preventive maintenance of a container crane based on big data. The system comprises a crane equipment layer, a sensor layer, a network layer and a data service layer, wherein the data service layer is further divided into a data analysis and model layer, a data application layer and a business system layer; the crane equipment layer receives operating parameters of the crane; the sensor layer receives sensor signals of key parts of the crane; the network layer transmits the operating parameters and the sensor signals to the data service layer; the data analysis and model layer presets a normal operating model and a fault model of the crane, and compares the operating parameters and the sensor signals with the model, so as to judge the operating state of the crane; the data application layer predicts the operating stable of the crane within a certain period of time in the future according to the operating parameters and the sensor signals, so as to generate a fault early warning; and the business system layer is provided with an external data interface, and outputs data of the data analysis and model layer as well as the data application layer to the outside world.

A power storage device (first power storage device) (41) stores part of a supply power, and in case of shortage of the supply power, discharges the storage power to compensate for the supply power. A power storage device (second power storage device) (42) stores part of the supply power, and discharges the storage power at least in a cargo lifting operation by motors to compensate for the supply power. As the power storage device (42), a power storage device having an output density higher than that of the power storage device (41) is used. Alternatively, as the power storage device (41), a power storage device having an energy density higher than that of the power storage device (42) is used.

Provided is a hoisting method for equipment installation in in-between hollow space of multilayer concrete platforms. The method is characterized in that: it comprises the following steps: (a) arranging a plurality of hoisting apertures above in-between hollow space; (b) using a crane to hoist equipment individually; (c) using hand-drive blocks (A, B) and the crane to lift the equipment together; (d) using hand-drive blocks (A,B,C,D) to lift the equipment and placing the equipment in position. According to the hoisting method for equipment installation in in-between hollow space of multilayer concrete platforms provided in the invention, equipment can be hoisted and placed in in-between hollow space of multilayer concrete platforms simply, fast and safely, the safety of operators is effectively guaranteed, and crane equipment and surrounding facilities can be prevent from damaging owing to collision.

A trailer-mounted crane apparatus includes a trailer supported from a ground surface on at least two wheels. A hydraulically operated crane arm is mounted to the trailer and is extendable outwardly. A crane hydraulic power unit is mounted to the trailer and supplies pressurized hydraulic fluid to the crane arm. A vibrational sheet piling driver can be supported by the crane arm. A vibrational hydraulic power unit for supplying power to the driver is mounted on the trailer. A control panel for the crane hydraulic power unit and the vibrational driver hydraulic power unit, and an associated operator's seat, are also mounted on the trailer. The crane apparatus includes wide tires for reducing the surface pressure under the apparatus. This allows the apparatus to be transported across and used on delicate surfaces such as golf course greens and other groomed surfaces.

The invention relates to an integrated monitoring system of a crane and a method, belonging to the monitoring system capable of real time monitoring the state of a crane device in an operation process and the method. The invention mainly solves the technical problems of the prior crane that the integrated monitoring can not be done and the time of breakdown maintenance is long. The technical proposal of the invention is as follows: the integrated monitoring system of the crane comprises a plurality of switching value signal collectors used for collecting the operation state data of crane parts, an analogue quantity signal collecting device used for collecting the analogue quantity signal of the crane, a programmable controller used for classifying and analyzing the collected data, an industrial computer or a touch screen used for displaying the operation state and the data of the crane parts, a bus cable used for connecting the programmable controller and the touch screen and an absolute value coder for monitoring the position. The invention has the advantages of integrally monitoring the crane and correctly analyzing the faults, etc.

The invention discloses an installation method for high-altitude large-span steel trusses. The method comprises the steps that the trusses are lifted to a demanded vertical height outside a building; then, each truss is slid in place through an overhead slide method, and hawsers are installed, fixed and pulled; and above operations are repeated till all the high-altitude large-span steel trusses are installed. According to the invention, the problem that large crane equipment cannot lift high-altitude components of a building light well roof in place can be solved; the method is simple and requires fewer steps; the construction period is shortened; the construction cost is reduced; and the method has very good economic benefits.

A dual crane apparatus and a method of use are disclosed herein. The disclosed dual crane apparatus generally comprises a support frame and two rotating crane members mounted to the support frame, wherein the crane members can each independently move up and down in a vertical direction, extend and retract in a horizontal direction, and rotate clockwise and counterclockwise. The disclosed dual crane apparatus can be utilized for servicing mobile irrigation systems.

The invention discloses a crane heightening device and a crane heightening method. A crane comprises a large front beam, a large rear beam, an upper cross beam at the sea side, an upper cross beam at the land side, a vertical column at the sea side, a vertical column at the land side and the like; the heightening device comprises a heightening section of the vertical column at the sea side, a heightening section at the vertical column at the land side, a horizontal support rod, a door frame diagonal bracing, a door frame diagonal bracing at the sea side and a door frame diagonal bracing at the land side. The method comprises the following steps of: step 1, manufacturing the crane heightening device; step 2, dismounting the large front beam and the large rear beam of the crane; step 3, installing the heightening device on the ground below the upper cross beam at the sea side and the upper cross beam at the land side; step 4, resetting the large front beam and the large rear beam of the crane and a heightening device assembly; and step 5, connecting and installing the crane heightening device and the top ends of the vertical columns at the sea side and the land side of the crane. By adopting the technical scheme provided by the invention, the existing crane equipment can be utilized to the maximum, and the structure of the heightening device is simplified, so that the heightening method is convenient and rapid, and the cost is saved.

The invention discloses a spanning self-climbing type translational crane of a wind power generation tower. The spanning self-climbing type translational crane comprises a supporting device, a lifting device and a ground anchor device and also comprises a climbing device, wherein the climbing device is fixedly arranged under the supporting device and comprises a climbing ring beam, jacking cylinders, sleeve frames, lower inserting pin cylinders and upper inserting pin cylinders; the supporting device comprises supporting legs, a supporting beam and a support; the lifting device comprises a lifting arm, a lifting cylinder and a hydraulic lifting frame; and the ground anchor device comprises a ground anchor embedded part, a ground anchor cylinder and a ground anchor steel strand. The spanning self-climbing type translational crane disclosed by the invention has the advantages that by highly-automatic operation, crane equipment can climb up and down by self and can replace a large-tonnage crawler crane or an automobile crane to lift or maintain fan equipment, so that the lifting cost is saved and the lifting efficiency is improved.

The invention provides cargo loading and unloading crane equipment special for railway transportation. The equipment comprises a base, a lifting box is installed at the top of the base, a first motoris installed at the bottom of an inner cavity of the lifting box, a roller bearing is mounted on an output shaft at the top of the first motor, a rotating rod is connected with the interior of the roller bearing, driving bevel gears are mounted on the two sides of the rotating rod, and first screw rods are movably connected to the interior of the lifting box. According to the cargo loading and unloading crane equipment special for railway transportation, the rotating rod is driven by the first motor to rotate, so that the two driving bevel gears rotate to drive driven bevel gears to rotate, the two first screws rods rotate simultaneously, a lifting plate can move up and down, the height of a clamping jaw can be adjusted conveniently, and loading and unloading are facilitated; a worm is driven to rotate through a third motor, a threaded rod is driven to rotate, and therefore a movable block can move up and down on the surface of the threaded rod; and a second sliding rod is arranged, sothat the movable block moves up and down stably, the angle of a steel rope box is convenient to adjust, and the clamping jaw can conveniently perform clamping and carrying.

The invention provides hoisting equipment of a wind power generating set and a construction method thereof. The hoisting equipment comprises a climbing mechanism, a holding brake-shoe, a hoisting system, a supporting connecting rod and a ground winding engine. The climbing mechanism is arranged on a tower cylinder and moves up and down along the tower cylinder, and used for conveying the holding brake-shoe from the bottom of the tower cylinder to the top of the tower cylinder. The ground winding engine is fixedly connected to the ground and used for lifting the hoisting system from the bottom of the tower cylinder to the top of the tower cylinder. The hoisting system is fixedly connected with the holding brake-shoe through the supporting connecting rod. The construction process can be simplified through the hoisting equipment, using of a large crane is avoided or reduced, dependence on the large crane equipment is relieved, manpower and financial resources are saved, the equipment usage cost is saved, the construction cycle is shortened, the safety of site construction is improved, the convenience of installing and maintaining of the wind power generating set is improved, and further promoting of sustainable development and the practical application of the wind power generating technology is facilitated.

The invention discloses a modular flexible chassis, application thereof and a crane thereof, and belongs to the field of crane equipment. The chassis consists of multiple modules with different functions; all the modules adopt different combination and connection modes to realize flexibility and modularization of a vehicle body; the assembled chassis is high in ground self-adaptability; the chassis comprises a driving control driving module positioned at an advancing end, support bearing modules connected with the driving control driving module, a crane operation module arranged between the support bearing modules, and a driven driving module positioned at a tail end; the support bearing modules include a front support bearing module and a back support bearing module; the crane operation module is positioned between the front and back support bearing modules; the driving control driving module is connected with the front support bearing module; and the driven driving module is connected with the back support bearing module. Compared with a traditional structure, the modular flexible chassis has such multiple functions as high ground self-adaptability, multiple purposes, convenience to maintain and high power.

The invention discloses a movable support and a movable support assisted method through a non-variable amplitude frame beam crane. The method for erecting steel box beams comprises the following steps of: installing beam sections in a main tower region; installing standard beam sections; installing beam sections on the tops of temporary piers, auxiliary piers and transition piers; pressing side spans; and installing midspan closures. The movable support comprises slide beams, support main slides, left and right stand columns, upper and lower cross supports, a lifting system and counter pull cones. The method for erecting steel box beams has the advantages of reducing construction investment, reducing frame beam crane cost, erecting the steel beams in the manufacturing sequence, omitting large floating crane equipment and dredging expenses. The movable support has the advantages of assisting the non-variable amplitude frame beam crane to erect a plurality of sections of steel box beams in the main tower region and solving the problem that the non-variable amplitude frame beam crane hoists the beam sections to the support, and has a novel structure and definite stress. The movable support can be reused among all tower piers and has good economical and social benefits.

The invention relates to a steel structure body machining robot capable of automatically pulling out a steel sheet pile. The steel structure body machining robot comprises a bottom plate, wherein a regulating lifting device is mounted at the upper end of the bottom plate, and a pullout clamping device is mounted on the regulating lifting device; a placing box is mounted on the bottom plate, and the placing box is located below the pullout clamping device; and the regulating lifting device comprises a lifting control mechanism mounted on the bottom plate, the lower end of the lifting control mechanism is connected to a regulating feeding mechanism through a hinge chain, the regulating feeding mechanism is mounted on the bottom plate, and the regulating feeding mechanism is located at the rear side of the lifting control mechanism. The steel structure body machining robot can solve the problem that in the existing process of removing the steel sheet pile during bridge cofferdam construction, the steel sheet pile needs to be manually fixed, the pulled-out steel sheet pile needs to be manually conveyed, the steel sheet pile difficult to pull out needs to be manually pulled out under the assistance of a vibrating tool, the stability is poor when the steel sheet pile is manually pulled out by using the existing crane equipment, the manual fixing stability of the steel sheet pile is poor, and potential safety hazards exist.

The invention relates to a large-span variable-capacity grab bucket which is particularly used for grabbing materials with different specific gravities, belonging to the technical field of crane equipment. The large-span variable-capacity grab bucket mainly comprises a bucket body, a connecting rod, a main rib plate, a lower bearer, an upper bearer, lifting ropes, an upper pulley wheel set, a lower pulley wheel set, a bearing balance beam, support rods and a variable-capacity plate, wherein two ends of the bearing balance beam are connected with the lifting ropes; the middle of the bearing balance beam is connected with the upper bearer in a hinging way; the two sides of the upper bearer are respectively connected with the two support rods in a hinging way; the lower ends of the support rods are articulated with the bucket body; the lower bearer is connected with the bucket body by the connecting rod; the lower bearer is connected with the connecting rod in a hinging way; and the bucket body comprises two left/right symmetrical bucket valves, and the tail end of the bucket body is connected with the variable-capacity plate. The large-span variable-capacity grab bucket is simple, compact and reasonable in structure, can realize the large-span variable capacity of the grab bucket and grabs the materials with great different specific gravities, such as coal and ore, and is high in work efficiency, so that the equipment cost can be reduced.

The invention provides a vertical type pneumatic hanger which comprises a body, a gas source inlet fixedly arranged on one side of the body, a rotating mechanism arranged on the body, a rack fixedly arranged on the rotating mechanism, a gearbox arranged on one side of the rack, a hanging rod rotationally arranged below one side of the body, a push rod rotationally arranged at the upper part of the rack and positioned on one same side in which the hanging rod is arranged, a hook arranged at one rotating end of the hanging rod, and a handle rod which penetrates through the bracket below the hanging rod, wherein the rotating end of the push rod is connected with the rotating end of the hanging rod. The hanger is free of anti-explosive requirements, and the problem of anti-explosion of crane equipment is thoroughly solved; energy is saved, and compressed air is adopted as the power, so that no medium is leaked, the environment pollution is prevented, and the sanitary production can be achieved; the continuous and frequent working is achieved, and the working is stable and reliable; the stepless speed regulation is achieved, and the operation speed is simply, conveniently and flexibly regulated through a manual valve; as a lifting mechanism is provided with an overload protection device, the normal operation of a speed reducer is ensured.