49results about "Lifting devices" patented technology

A method of monitoring operation of a vehicle detects an application of force to the vehicle and a change of momentum of the vehicle is calculated. If the change of momentum and the application of force are determined to occur within a predetermined time period of one another, an impact signal is generated.

The invention discloses an aerial work vehicle with a self-stabilizing system and a self-stabilizing control method thereof. The aerial work vehicle comprises a vehicle body assembly, a boom support, a boom assembly, hydraulic support legs and the self-stabilizing control system. The self-stabilizing control system comprises a balance weight device, a control box, a hydraulic support leg horizontal variable displacement sensor, a boom luffing angle sensor and a boom luffing oil cylinder pressure sensor. The balance weight device comprises a balance weight, a sliding guide mechanism and a balance weight push-pull hydraulic cylinder. In the working state of the aerial work vehicle with the self-stabilizing system, the balance weight is controlled to move according to feedback of all the sensors, so that the balance weight generates stabilizing moment to balance overturning moment generated by an operation platform, and then self-stabilizing control is achieved; the maximum operation height and operation amplitude in the complete-stretching state of the horizontal support legs under different horizontal support leg spans can be obtained; and the aerial work vehicle with the self-stabilizing system is especially suitable for conducting aerial work on narrow roads or small-space sites.

The invention relates to a vehicle body lifter. The vehicle body lifter comprises a vehicle body; a motor is mounted in the vehicle body, and is connected with a ball screw 1; a square sleeve is arranged above the vehicle body; a lifting column is slidingly mounted in the square sleeve; a lifting table is mounted on the lifting column; the lifting column is in threaded connection with the ball screw 1; semicircular grooves are distributed in the right end of the lifting column; an extension pipe is arranged at the right end of the square sleeve; a spring is mounted at the right end in the extension pipe, and is connected with a clamping block; the lower part of the ball screw 1 is connected with a main gear; the main gear is engaged with branch gears; the branch gears are respectively connected with ball screws 2; the ball screws 2 are in threaded connection with protective fences at the upper parts; and the vehicle body is provided with four guide rods slidingly connected with the protective fences. The vehicle body lifter can effectively control each slip distance of the lifting table under the fit effect of the clamping block and the semicircular groove, and effectively brakes in the slip process to bring convenience for tourists to adjust height viewing angles. In addition, the vehicle body lifter can achieve a certain protection effect.

The invention relates to an aerial work platform vehicle. The aerial work platform vehicle comprises a lifting arm (1), a working platform (4) and weighing device, wherein the lifting arm (1) is connected with the working platform (4) so as to lift and support the working platform (4), and the weighing device is arranged at a connecting part between the lifting arm (1) and the working platform (4)so as to weigh the working platform (4). according to the aerial work platform vehicle, the weighing device is arranged at the connecting part between the lifting arm and the working platform, the working load of the whole working platform can be obtained through the weighing device, and the working load comprises the weight of the working platform and the load applied to positions such as a platform walking board, a working platform bottom bearing beam and a working platform surrounding rod, thus the weighing accuracy is higher, whether the working platform is overloaded can be more accurately reflected, and the safety of workers and use of equipment is improved.

A loading implement is provided with a hydraulic arrangement for the spring support of a boom. The hydraulic arrangement is provided with at least one hydraulic conveying device, a hydraulic fluid tank, a first hydraulic cylinder and a control implement for the lifting and lowering of the boom, as well as a controllable pressure limiting arrangement that is arranged and configured in such a way that excursion movements of the first hydraulic cylinder can be equalized. The equalization is performed by a control unit for the control of the pressure limiting arrangement. In order to correct the spring support performance of the hydraulic arrangement when a change in the loading of the hydraulic cylinder occurs, devices are provided with which a change in the loading condition of the boom can be detected as well as a signal reproducing the loading condition can be generated and that the signal reproducing the loading condition can be processed by the control unit.

A removable mount for mounting an electronic system component on a forklift includes, in one embodiment, a mounting plate having a major surface for mounting the electronic system component and an inverted J-shaped part located at a top portion of the mounting plate. The inverted J-shaped part is adapted for mounting the mounting plate on an unmodified original equipment manufacture (OEM) carriage of the forklift or an unmodified OEM sideshifter of the forklift. The mounting plate also has a slot to accommodate a fastener for anchoring the mounting plate to the unmodified OEM carriage or to the unmodified OEM sideshifter.

The invention discloses a bagged barium sulfate convenient transfer device in a workshop. Before working, operating personnel firstly place a freight frame on the upper side of a load-bearing seat body; the transfer device is consigned to the position near to-be transferred cargoes; gas in a lifting gas cylinder is released so that the height of the load-bearing seat body can be decreased; the to-be transferred bagged barium sulfate is placed on the freight frame by the operating personnel in a flat lying mode and gradually and continuously overlaid from inside to outside and from low to high till reaches the rated load capacity of a vehicle body; then a driving hand is pushed and pressed in a reciprocating mode so that gas can be inflated into the lifting gas cylinder, and thus the load-bearing seat body drives the cargoes to be ascended to the appropriate height; and the operating personnel consign the vehicle body to a target site through the driving hand, so that transport working is completed. According to the bagged barium sulfate convenient transfer device in the workshop, bagged barium sulfate crystals can be rapidly transferred to the designated site; the cargo capacity is large; control is flexible; the working efficiency of the device is high; and the physical effort of the operating personnel is reduced.

A novel tool and process, primarily useful for assisting ice climbers in creating a “V-thread” anchor.

The invention discloses an electric forklift which comprises a forklift body and a sliding rail bracket, wherein the sliding rail bracket is vertically mounted on the front side of the forklift body; a sliding block is arranged on the sliding rail bracket; a mechanical gripper part is mounted on the sliding block, and comprises a front mechanical gripper, a first front steering engine and a second front steering engine; the first front steering engine is mounted on the front mechanical gripper, and used for controlling the front mechanical gripper to open and close; an output shaft of the second front steering engine is connected with the tail of the front mechanical gripper; the second front steering engine is mounted on a front steering engine bracket; the front steering engine bracket is connected with the sliding block; a rotating disc is mounted at the middle of the forklift body; a gripping mechanical arm used for unloading an object and placing the object at a required position is mounted on the rotating disc; and solar panels used for supplying electricity to all electricity-consuming units are also mounted on the forklift body. The electric forklift disclosed by the invention is compact in structure, small in occupied area, and capable of transferring cargos positioned at different heights conveniently; for the transfer of cargos which are positioned at relatively high places or hard-to-get-to places, the practicability is very high; and the transfer efficiency is improved.

The invention discloses a rudder blade supporting frame and a rudder blade mounting trolley. The rudder blade supporting frame comprises a fixing frame, two first drivers, two sets of first pulley assemblies, a first moving frame and a plurality of first flexible cables. The fixing frame is provided with a vertical channel with the top penetrating through, and the fixing ends of the two first drivers are fixed to the two sides of the fixing frame. The two first drivers are used for driving the two first pulley assemblies to move up and down. The first movable frame is located in the vertical channel and slidably connected to the fixed frame. The first flexible cable is wound above a pulley of the first pulley assembly, the two ends of the first flexible cable vertically extend downwards, one end of the first flexible cable is fixed to the fixing frame, and the other end of the first flexible cable is fixed to the first moving frame. By means of the first pulley assembly and the first flexible cable structure, the rudder blade supporting frame can adjust the height size of the rudder blade supporting frame according to the height size of a rudder blade needing to be supported. And the rudder blade mounting trolley can convey the rudder blade to a mounting position to finish mounting.

The invention relates to a stable AGV with a fastening function based on the internet of things. The stable AGV comprises a main body, a lifting frame, a load-backrest, two cargo forks and at least two wheels. The stable AGV further comprises a reinforcing mechanism, a balancing mechanism and a central control mechanism, wherein the reinforcing mechanism comprises a first driving assembly, a firsttransmission assembly, two reinforcing assemblies, two sleeves and two first supporting blocks. The balancing mechanism comprises a clump weight block, a guide rail, a second driving assembly, a second transmission assembly, two second supporting blocks, two fixing rods and two third moving blocks. Through the reinforcement mechanism, goods can be reinforced from both sides of the goods, thus theprobability of the goods turning over is reduced, and the stability of the AGV taking off and landing the goods is improved. Moreover, through the balancing mechanism, the two sides of the AGV can keep balance when taking off and landing the goods, thus the probability of the AGV falling over is reduced, and the lifting capacity of the AGV is improved.

The invention discloses a forklift with adjustable wheelbase. The forklift comprises a forklift body, driving wheel assemblies arranged at the front part of the forklift body and steering wheel assemblies arranged at the rear part of the forklift body, wherein counterweights are arranged on the parts, of the forklift body, above the steering wheel assemblies; an adjusting device for adjusting the distance between the driving wheel assemblies and the steering wheel assemblies is arranged on the forklift body and used to adjust the positions, of the driving wheel assemblies, relative to the forklift body. The distance between the driving wheel assemblies and the steering wheel assemblies can be adjusted; when the distance between the driving wheel assemblies and the steering wheel assemblies decreases, the turning radius of the forklift decreases and thus the flexibility of the forklift is improved; and when the distance between the driving wheel assemblies and the steering wheel assemblies increases, the distance between the counterweights and fulcrums can be increased to increase the force moment of the counterweights, so as to increase the lifting weight of a fork to increase the rated lifting weight of the forklift. Moreover, the positions, of the driving wheel assemblies, relative to the forklift body can usually be adjusted at no load, so that the driving force of a driving device can be reduced to be much smaller than the driving force required for adjusting steering wheels.

The invention discloses an in-plant full-grade-level multifunctional minitype carrying trolley which comprises a rubber crawler-type chassis, a working operation table and a working device. The rubber crawler-type chassis comprises a trolley frame, crawlers and wheels. The crawlers and the wheels are arranged on the two sides of the trolley frame. The crawlers are driven by the wheels. An engine is arranged in the trolley frame. The operation table, a pedal and the working device are arranged at the top end of the trolley frame. The pedal is arranged on one side of the operation table. The working device is arranged on the other side of the operation table. The working device comprises a cargo fork, a fork frame and a portal. The portal is fixed on the trolley frame. The fork frame is fixed on the portal and can move up and down in a straight line along the portal. The cargo fork is fixed on the fork frame. A lifting hydraulic cylinder which is used for driving the fork frame to move up and down is fixed on the portal. The in-plant full-grade-level multifunctional minitype carrying trolley has the advantages that object carrying in a plant is very convenient, object conveying efficiency is improved, the trolley can be adaptive to at least 90% of road surfaces in the plant, and adaptability is high.

The invention provides an overturning detection device for an overhead working truck. The overturning detection device at least comprises a detection switch and one or more region detecting plates, wherein the detection switch is fixed on a rotating part of a slewing mechanism of the overhead working truck; the region detecting plates are fixed on a fixed part of the slewing mechanism of the overhead working truck; the contact end of the detection switch cooperates with the region detecting plates; when the detection switch is in contact with the region detecting plates, the region detection switch is switched on, so that the detection switch rotates to the detection region; and when the region detection switch is separated from the region detecting plates, the region detection switch is switched off, so that the detection switch rotates to the non-detection region, and then the detection of the slewing region is realized. The overturning detection device disclosed by the invention hasthe beneficial effects that according to different region detecting requirements, various region detecting requirements can be realized through mounting the region detecting plates of different angles and different numbers; the mounting is simple, stable and reliable; the cost is low; and repair is convenient.

The invention discloses a quantitative feeding device for a building decoration material. The device comprises a baseplate, a connection rack, a first motor, a lifting rack, air cylinders and a material barrel. Idler wheels are fixedly arranged at the four corners of the bottom face of the baseplate respectively, the lifting rack is fixedly arranged at the other side of the upper face of the baseplate, and a lead screw is rotatably arranged in the lifting rack through a bearing base; a slide block is in threaded connection with the lead screw, slide rods are fixedly arranged on the portions, of the two sides of the lead screw, of the inner side of the lifting rack respectively and slidingly connected with the slide block, and the two air cylinders are fixedly arranged at the side, away from the first motor, of the slide block; retractable shafts of the air cylinders are fixed to one side of a fixing plate, a horizontal plate is fixedly arranged at the other side of the fixing plate, and the material barrel is rotatably connected with the horizontal plate. Through rotation of the lead screw in the lifting rack, the slide block is driven to ascend and descend, the material barrel atthe other side is driven to ascend and descend accordingly, the feeding process is completed, blocking of the material in the material barrel can be effectively reduced, and the device is efficient and practical.

The invention discloses a climbing mechanism and a climbing system for solving the technical problems that wind power equipment is disassembled or maintained by adopting a hoop type climbing mechanism in the prior art to easily lead to depression or damage of the walls of a tower drum. The climbing mechanism comprises at least two transverse telescopic mechanisms and at least one longitudinal telescopic mechanism; the transverse telescopic mechanisms are connected by the longitudinal telescopic mechanism, and the longitudinal telescopic mechanism is used for driving the transverse telescopic mechanisms to move along a vertical direction; and the transverse telescopic mechanisms can move toward a climbed object on the horizontal direction to be inserted in the climbed object, and the transverse telescopic mechanisms can depart from the climbed object on the horizontal direction to separate from the climbed object. The climbing mechanism is used for climbing the climbed object.

The invention discloses a lifting platform, and belongs to the field of lifting platforms. The lifting platform comprises a base, a platform body, a hydraulic station, a shear fork mechanism, a telescopic piece, a first hydraulic oil cylinder and a plurality of second hydraulic oil cylinders. The two ends of the shear fork mechanism are fixed to the upper end of the base and the lower end of the platform body correspondingly. The telescopic piece and the first hydraulic oil cylinder are arranged on the platform body, and the telescopic piece is used for being driven by the first hydraulic oilcylinder to horizontally stretch. The multiple second hydraulic oil cylinders are hinged to a plurality of shear forks of the shear fork mechanism correspondingly. The hydraulic station is arranged onthe base, and connected with the first hydraulic oil cylinder and the multiple second hydraulic oil cylinders through a plurality of oil pipes. According to the lifting platform, it is guaranteed that work personnel can carry out work in the narrow space and stride aerial pipelines and other obstacles to operate and overhaul valves and equipment, and the operation range is large.

The invention discloses a stacking car driven by a mini-tiller. The stacking car is driven by the mini-tiller to perform transportation operation; goods are loaded onto a bracket, a power clutch handle is closed, and the stacking car is driven to move forwards; after reaching the destination, the stacking car can perform stacking operation; before stacking operation, the power clutch handle is opened so that power transmitted to a main gear box can be cut off, hand shanks and a steering handle are tightly sleeved with rubber sleeves, and right-left steering is in a separated state; the power clutch handle is closed, the power is transmitted into the main gear box and then into an auxiliary gear box, and a control handle, a pull rod and a gear-engaging rod are put into gear through the auxiliary gear box, so that a power output shaft is controlled to rotate positively and negatively and stop; the power output shaft transmits the power to a bevel gear wheel pair which drives a screw rod to rotate; accordingly, a nut and the bracket are driven to ascend or descend, and people can conveniently load and unload the goods on the bracket. The stacking car driven by the mini-tiller has the advantages of being simple in structure, portable and flexible, low in cost and the like.

The invention discloses a wind power generator automatic turning lifter. The wind power generator automatic turning lifter consists of a lifting rod, a hydraulic system, a rope and a turnover power system; the lifting rode mainly consists of a lifting rod body, extension rods, a cable wind hole, a hydraulic oil pipe fixed hanging hook and a lifting rod support leg; the extension rods positioned at two ends of the lifting rod body respectively realize elongation of single surface of the lifting rod through hydraulic rods; the hydraulic system consists of a hydraulic station, hydraulic pipe branch joints, hydraulic pipe quick joints, hydraulic oil pipes and hydraulic rods; the hydraulic rods positioned at two ends of the lifting rod body are respectively connected with the hydraulic pipe quick joints on the hydraulic station through the hydraulic oil pipes; a pair of hydraulic rods at the middle part of the lifting rod body is respectively connected with the hydraulic pipe branch joints on the hydraulic station through hydraulic oil pipes. The wind power generator automatic turning lifter has the following beneficial effects: the wind power generator automatic turning lifter is reasonable in structure and convenient for installation and operation, and greatly improves the generator turning efficiency and precise control of the generator turning angle.

A guide pipe frame shaft line whole piece turnover hoisting process comprises the following steps that 1, after a guide pipe frame shaft line whole piece is prefabricated, the guide pipe frame shaft line whole piece is transported to a hoisting preparation area in position; 2, multiple hoisting points are mounted on the guide pipe frame shaft line whole piece; 3, a turnover auxiliary structure isarranged; 4, the guide pipe frame shaft line whole piece of a guide pipe frame is lifted, and a turner in the turnover auxiliary structure is turned to 90 degrees along with the guide pipe frame wholepiece along the turnover face of the turner; and 5, after the guide pipe frame shaft line whole piece is hoisted in position, a scaffold is erected on the high hoisting point, then hoisting point cutting and grinding are carried out, and finally the ground positions are subjected to paint repairing. According to the process, 90-degree turnover hoisting of the guide pipe frame shaft line whole piece is achieved, and the hosting efficiency is improved. The cost of hoisting work and the risk of lifting work are greatly reduced.

The invention relates to the field of planting devices, in particular to a device convenient to plant telegraph poles. The device comprises a support plate; the left end of the support plate is hingedwith a rotating plate; grooves are formed in the right sides of the upper ends of movable rods; the front and back ends of a stop rod penetrate through grooves on the front and back movable rods; a rubber block is fixed on the lower end surface of the stop rod between two movable rods; a wedged block is arranged between a fixed plate and the rotating plate; an electric extension cylinder is fixedon the lower end surface of the rotating plate on the left side of the wedged block; the right end of an extension rod of the electric extension cylinder is fixedly connected with the wedged block; asupporting plate perpendicular to the support plate is fixed at the lower end of the support plate on the right side of the rotating plate; a lug plate is fixed in the middle position of the lower end of the supporting plate, and is provided with a rope guide wheel; and a windlass is fixed at the lower end of the support plate on the right side of the supporting plate. The device is simple in structure and convenient for operation, can save the planting cost, guarantees the engineering quality, improves the efficiency, meanwhile, achieves high safety, and reduces the labor intensity of workers.

The invention discloses a hydraulic system, which comprises a floating oil cylinder, a balance valve for delivering oil to the cavity of the floating oil cylinder, and a reversing valve connected with the balance valve; the reversing valve is connected with an oil supply pump for oil supply; The travel system oil supply port used to supply oil to the reversing valve, the reversing valve is connected to the travel system oil supply port through the first one-way valve, and the reversing valve is connected to the oil supply pump through the second one-way valve. In the hydraulic system provided by the present invention, the main oil supply operation is performed to the floating oil cylinder in the system through the oil supply port of the walking system, and the auxiliary oil supply operation is performed to the floating oil cylinder in the system through the oil supply pump, so that the oil supply operation of the floating oil cylinder It can be mainly obtained from the walking system, and the flow rate on the oil supply side of the oil supply pump can be reduced to a small state, so there will be no continuous flow high-pressure overflow, and the efficiency will be significantly improved. The invention also discloses a scissor type aerial work platform comprising the hydraulic system.

An automated system (1) for handling containers is described, comprising a vertically arranged telescopic fork (10) which comprises a fixed base (5) and at least one slider (20, 30) telescopically sliding with respect to the fixed base (5) on a series of rollers (14) which support the at least one slider (20, 30), further comprising thrusting means (21) driven by actuators (22) and configured for thrusting the containers inside a shelving, or for removing them, following the movement of the slider (20, 30) to which they are connected, the automated handling system (1) further comprising a supplying system (15), installed on the slider (30) to electrically supply the actuators (22) of the thrusting means (21), the supplying system (15) comprising energy accumulating means (16) configured to store the electric energy for supplying the electric moto-reducers (22).

An improved hoist ring for lifting of equipment or heavy loads adapted for engagement thereto. The device features an attachment end which allows for serpentine three point engagement of the hoist ring to a tether such as a looped lift cable or rope. The engagement eliminates the need to thread the tether through an eye or disconnect the two downward leads of the tether from each other or the lift. Shoulders formed from the lower surface of a “T” shaped engagement member also prevent the lifting cable from sliding off the ends.

The invention discloses a multifunctional forklift portal. The multifunctional forklift portal comprises a base; walking wheels are arranged on the left and right sides of the lower end of the base; amain body frame is arranged at the upper end of the base; a moving box is arranged at the lower part in the main body frame; a stop frame is arranged on the front side of the upper end of the movingbox; a motor frame is arranged at the upper end of the moving box and positioned at the right part of the back side of the stop frame; a motor is arranged in the motor frame; the lower end of the motor is fixedly connected with a fine rod; a worm rod sleeves the fine rod in the moving box; when the device works, the worm rod can adjust the angle of a forklift arm; and when the device is stopped operating, the forklift arm can be adjusted to the lower part of the moving body to prevent danger. When the device lifts goods, an oil cylinder pushes a support column to move; and the moving box is dragged to ascend through engagement between a gear and a chain, so that both time saving and safety are achieved. The stop frame enables the goods to stand up; and buffer plates on two sides can achieve a buffer support effect on larger goods.

The invention discloses an operating method of a multifunctional light operating vehicle based on a folding working platform. The operating method comprises the steps of (a) parking a cleaning vehiclein a proper position; (b) controlling a support leg to extend to the proper distance in a transverse direction; (c) controlling a walking wheel to contact and support on the ground; (d) controlling the folding working platform to extend to the operating state; (e) controlling upper and lower basic arms to lift to the proper height; (f) controlling upper and lower extension arms to extend, and enclosing a to-be-cleaned light post in a mouth-shaped notch of the bottom surface of the folding working platform; (h) disassembling lampshades of lights, automatically cleaning in sequence, and overhauling the lights; and (i) adjusting the multifunctional light operating vehicle according to actual conditions. According to the operating method, lamps of the lights with complex structures and high altitudes can be cleaned, two-way operation can be realized, multiple cleaning operating modes are supplied, one-time cleaning of a plurality of lamps of the lights can be realized by fixed-point operation, the cleaning operation overcoming obstacles can be realized, the operation is simple, and the operation is safe.

The invention relates to an AGV with a rapid conversion function. The AGV comprises a vehicle body, a feeding device and a control device and is characterized in that an insert-type connecting mechanism is arranged in the control device, an AGV battery and a plurality of communication interfaces are configured in the insert-type connecting mechanism, and the communication interfaces are used for being externally connected with the externally-arranged feeding device, wherein a power connector is configured in the feeding device, sockets corresponding to the AGV battery and the multiple communication interfaces are configured in the power connector, and the other end of the power connector is connected with a driving mechanism of the feeding device. According to the AGV with the rapid conversion function, the conversion time of the feeding device of equipment can be shortened, the machining efficiency in a workshop is improved, and the scheduling flexibility is improved.

The invention discloses a seawater semi-submerged ship hydraulic lifting method. The seawater semi-submerged ship hydraulic lifting method is operated according to the following steps that (1) at least two rows of parallel jack bases are built on a semi-submerged ship platform; and multiple hydraulic jacks are mounted on the bases; (2) the bottom ends or two ends of pipes for construction are blocked; and then, the pipes for construction are transported to the semi-submerged ship platform by a transportation vehicle and stopped between the at least two rows of bases; (3) the hydraulic jacks onthe bases are hoisted; and the pipes are hoisted away from the transportation vehicle, so that the transportation vehicle can be driven away from the lower sides of the pipes; (4) after the transportation vehicle is driven away, the hydraulic jacks fall back, so that the pipes fall onto the semi-submerged ship platform; (5) after the pipes are fixed, a semi-submerged ship is driven to a construction place in water; because of a buoyancy effect, the pipes float on the water; and the semi-submerged ship platform can dive below the water to separate from the pipes; and (6) the pipes are remainedfor next construction; and the semi-submerged ship is driven back. The hydraulic lifting method and device are excellent in pipe adaptability, high in efficiency and high in stability.