202 results about "Mechanical lift" patented technology

A materials handling vehicle incorporates a mechanical lift including a horizontal extension and a vertical back. The vehicle has a protective bumper designed for engaging and protecting materials carried by the vehicle. The protective bumper includes a base located on the vertical back of the lift. A compressible, resilient body is located adjacent the base, and is adapted for absorbing impact of materials loaded onto the lift.

The invention discloses a mechanical lifting device convenient to fold. The mechanical lifting device comprises a base and a lifting plate. Two plummer blocks are fixedly connected with the upper surface of the base and are arranged symmetrically. Threaded rods are fixedly connected with the inner walls of the two plummer blocks correspondingly. A double-shaft motor is fixedly connected with the upper surface of the base and located between the two threaded rods. The two output ends of the double-shaft motor are fixedly connected with one ends of the two threaded rods through couplings correspondingly. According to the mechanical lifting device, the two threaded rods are driven to rotate through operation of the double-shaft motor, thus, two threaded sleeves move relatively on the two threaded rods, when the two threaded sleeves move relatively, the included angle between two connecting rods is changed, then the lifting height of the lifting plate is changed, in addition, when the mechanical lifting device is not used, the two threaded sleeves move away from each other through operation of the double-shaft motor, the height of the lifting plate is decreased to the minimum, and theoccupied space in the vertical direction is greatly decreased.

The invention relates to a table-chair-linkage-based intelligent height regulating device and method. The device is composed of a chair wireless communication unit, a chair height measuring unit, a chair height adjustment protection unit, a table wireless communication unit, a table height measuring unit, a table height adjustment protection unit, and a height information input unit. A table control unit controls a table height mechanical lifting unit to realize height adjustment of the table; and the table height adjustment protection unit is used for guaranteeing the safety usage. A chair control unit controls a chair height mechanical lifting unit to realize height adjustment of the chair; and the chair height adjustment protection unit is used for guaranteeing the safety usage. In addition, the invention also provides a method for adjusting the heights of the table and the chair by using the table-chair-linkage-based intelligent height regulating device. According to the invention, heights of a table and a chair can be adjusted intelligently and safely in a linkage mode according to the height of a user and thus the heights of the table and chair meet the national standard and requirement. Good learning sitting position can be krpt at different periods, thereby preventing myopia effectively.

A patient assistance and rehabilitation device or more specifically a patient mechanical lift device that can be utilized as patient walker, a seat, a seated transporter, a toilet, a table and a rehabilitation device. The patient assistance and rehabilitation device including a power band or tension motor to help a patient move from a sitting to a standing position and to supplement an exercise or rehabilitation program.

The invention relates to the technical field lifting machines, in particular to a manual and electric integrated mobile lifting work platform. The manual and electric integrated mobile lifting work platform comprises a mobile bearing trolley and a lifting platform body. The lifting platform body is fixed to the bearing trolley and comprises a lifting mechanism and a driving mechanism. The lifting mechanism is a shear type lifting mechanism. The driving mechanism comprises an electric driving end, a manual driving end and a wedge-shaped block device. The electric driving end and the manual driving end are connected with the wedge-shaped block device. The wedge-shaped block device is connected with the shear type lifting mechanism. The manual and electric integrated mobile lifting work platform has the beneficial effects that the structure is simple, cost is low, two driving manners are achieved, and the use reliability of equipment under an external field working condition can be ensured; and the mechanical lifting platform body is adopted, so that the equipment size and weight are reduced, stability and precision are improved, more advantages are achieved during assembly and butt joint, and the manual and electric integrated mobile lifting work platform is suitable for being applied and popularized.

The invention discloses a steel coil lifting device automatic identification device and method adopting machine vision. The steel coil lifting device automatic identification device comprises a manipulator and CCD cameras installed on the manipulator. The CCD cameras are connected with a main control computer through an image capture card. A manipulator movement control system is installed on the main control computer and controls the manipulator to do corresponding movement through a control instruction. Edge characteristics of a steel coil is extracted through a vision image processing algorithm of the manipulator, and spatial position information of a target object is described through obtained image edge characteristic coordinate values. The manipulator movement control system establishes a dynamics simplified model of a mechanical lifting device to plan an operating path of the lifting device so that the lifting device can grab the target object automatically and fast. According to the steel coil lifting device automatic identification device and method, through machine vision technology, automatic and precise locating of the lifting device is achieved, all links of the lifting device do not need to be controlled manually, the requirement for an operator is low, the operation efficiency of a crane is high, and production benefits of customers and manufacturers can be increased to a great extent.

The invention provides a mid-depth layer oil reservoir double-horizontal-well equal-temperature-difference forced steam circulation preheating method. The mid-depth layer oil reservoir double-horizontal-well equal-temperature-difference forced steam circulation preheating method comprises the steps: A, selecting a qualified oil reservoir; B, deploying double horizontal wells in the qualified oil reservoir; C, conducting steam huff and puff development on the upper horizontal well and the lower horizontal well at the same time to enable the pressure of the qualified oil reservoir to be decreased to be lower than 3.5MPa; D, placing an upper horizontal well steam injection pipe column and an upper horizontal well mechanical lifting pipe column down to the upper horizontal well of the double horizontal wells, and placing a lower horizontal well steam injection pipe column and a lower horizontal well mechanical lifting pipe column down to the lower horizontal well of the double horizontal wells; E, conducting circulation preheating, conducting continuous injection and extraction on the upper horizontal well and the lower horizontal well at the same time, injecting steam in the upper horizontal well and the lower horizontal well at the same time, and utilizing mechanical lifting for extracting condensed fluid at the same time, wherein the condensed fluid in the upper horizontal well is extracted from the upper horizontal well, and the condensed fluid in the lower horizontal well is extracted from the lower horizontal well.

A themed water amusement ride that raises guests in rafts on a lift platform to a dome. The lift platform has bays containing the rafts. The bays have tilting floors. The lift platform rotates, selectively aligning the bays with elevated slide entrances. The floors of the bays tilt the rafts into the slides, where the raft moves down the slide to a pool of water. The platform, dome, slides, lift structure, and pond are further provided with lights, sound production equipment, mechanical figures, water hoses, water outlets, and animation media to produce a show in accordance with the theme.

A weight measurement system for accurately determining the weight of material in a container being lifted. The system includes a hydraulic system comprising a mechanical lift arm for lifting and emptying a container, a dampener operable on the hydraulic system for reducing and minimising oscillations of the hydraulic system during operation of the mechanical arm, a weight transducer based weighing system for weighing the container during at least one of a lift and after being emptied and to provide an output indicative of each weighing during periods of dampening of the mechanical lift arm, and a processor configured to use at least the outputs of the weighing system to provide a weight of the material in the container.

A munitions handling vehicle is adapted for loading and unloading weapons in military aircraft. The munitions handling vehicle includes a vehicle chassis and a plurality of wheel axles attached to the chassis. A plurality of omni wheels are mounted on respective wheel axles, and cooperate to induce omni-directional movement of the vehicle. A mechanical lift is supported by the vehicle chassis. A munitions carrier is secured to a top end of the lift, and is movable upon actuation of the lift between a weapons-transport position and an aircraft-access position. In the weapons-transport position, the lift is sufficiently retracted adjacent the vehicle chassis to facilitate transport of weapons in the carrier to and from the aircraft. In the aircraft-access position, the lift is sufficiently extended to enable precision loading and unloading of weapons in the aircraft without repositioning or reconfiguring the aircraft.

The invention discloses an ultrahigh vacuum low-temperature sample table and belongs to the field of vacuum device instruments. The ultrahigh vacuum low-temperature sample table comprises a mechanicallift-pulling device, a low-temperature lengthened pipe, a sliding electrode, a connect-fixing cap, a sample table body and a detachable shielding cover, wherein the mechanical lift-pulling device isupward fixed to a low-temperature cooling head through screws, the mechanical lift-pulling device is downward fixed to the low-temperature lengthened pipe through screws, the low-temperature lengthened pipe is a hollow anaerobic copper pipe and is downward fixed to the sliding electrode through screws, the sliding electrode is fixed to the connect-fixing cap through screws, the connect-fixing capis movably connected with the sample table body below the connect-fixing cap, and the sample table body is fixed to the detachable shielding cover through screws. Mechanical, thermotical and electrical connection and dismounting of the sample table in vacuum can be achieved, meanwhile the sample plane of the sample table can rotate and change temperature, and sample measurement can be performed indifferent directions.

The invention discloses a construction machinery lifting device, which comprises a base, rollers are installed on the left and right sides of the bottom of the base, guide columns are installed on the left and right sides of the top of the base, and the center of the top of the base is installed There is a gear box, a screw is installed on the top of the second bevel gear, an inner cylinder is sleeved on the outer wall of the screw, a nut is installed on the bottom of the inner wall of the inner cylinder, and a platform is installed on the top of the inner cylinder, A block is installed on the left end of the bolt, and a guardrail cross bar is installed on the inner side of the guardrail column. The construction machinery lifting device, through the cooperation of the screw, the inner cylinder and the block, the roller can roll, which is convenient for the lifting device to move. The inner cylinder drives the platform to move upward. The lifting of the platform does not need to be connected to the power supply. The moving bolt makes the block enter the slot to prevent the platform from sliding down. The protection device can ensure the safety and meet the needs of users.

The invention discloses an automatic guiding vehicle with a lifting mechanism. The automatic guiding vehicle comprises driving wheels, driven wheels and a vehicle body, and the mechanical lifting mechanism is arranged on the vehicle body; the mechanical lifting mechanism comprises a driving mechanism, a fixing cylinder, a rotatable center screw rod, at least two layers of lifting cylinders and a cargo carrying platform, wherein the rotatable center screw rod is located on the central axis of the fixing cylinder, and the lifting cylinders are coaxially sleeved and overlaid between the center screw rod and the fixing cylinder; the driving mechanism can drive the center screw rod to rotate; at least one of the lifting cylinders are the main lifting cylinders, and the rest of the lifting cylinders are the driven lifting cylinders; the main lifting cylinders are in rigidity connection with screw rod nuts matched with the center screw rod; traction mechanisms are connected between the driven lifting cylinder and the main lifting cylinder as well as between the other adjacent driven lifting cylinders; and when the screw rod is driven by the driving mechanism to rotate, the main lifting cylinders move axial and lineal movement along with the center screw rod, and the driven lifting cylinders are driven by the traction mechanisms to move lineal movement in the same direction. The automatic guiding vehicle with the lifting mechanism has the characteristics that the lifting speed is quick, and the automatic guiding vehicle can be adaptable to many situations.

The invention discloses a testing device for a catalytic coefficient of a thermal shielding material and a method for testing the catalytic coefficient of the thermal shielding material by utilizing the device, relating to the testing device for the catalytic coefficient of the thermal shielding material and a testing method for the catalytic coefficient of the thermal shielding material. The invention aims to solve the problems of long experimental periods and complex experimental processes when an electro-arc heater is used for detecting catalytic characteristics of the thermal shielding material. The testing device comprises a carrier gas flow gauge, an inert gas flow gauge, a microwave power source, a wave guide, double-colorimetric pyrometer, calcium fluoride glass, a first mechanical seal component, a quartz tube, electromagnetic induction heating coils, a zirconium oxide bracket, a second mechanical seal component, a pressure gage, a vacuum pump, a spectrograph, a mechanical lifting platform, a spectrograph signal receiving computer and a mechanical lifting platform control computer. The method comprises the steps of: (1) carrying aeration and pressure control; (2) heating; (3) starting the microwave power source; (4) scanning a recording result; and (5) measuring and calculating according to a diffusion controlling equation. The testing device and the method are mainly used for measuring and calculating the catalytic coefficient of the thermal shielding material.

The invention belongs to the technical field of kitchen utensils, and in particular relates to a mechanical lifting stove, which includes a hollow stove body, a storage cabinet is arranged at the bottom of the stove body, a lifting platform is arranged inside the stove body, and a The gas cooker is provided with a double-opening push-pull slide cover that slides left and right directly above the gas cooker. The corresponding double-open push-pull slide cover is provided with a chute on the cooktop body. The middle part of the lifting table and the gas cooker is vertically provided with a through hole, and a screw rod is arranged in the through hole, and the corresponding screw rod is fixed with a nut at the bottom of the lifting table, and a motor is connected at the bottom end of the screw rod. The mechanical lifting cooktop of the present invention has a simple structure. When not in use, the whole kitchen looks like a workbench with nothing placed on it. After each use of the kitchen, it is very convenient to wipe and clean. save time and energy.

The invention discloses a combined mechanical lifting platform, belonging to the field of mechanical equipment. The combined mechanical lifting platform comprises a base, and a regulating support mechanism A and a regulating support mechanism B are respectively arranged on the left side and the right side of the base. The regulating support mechanism A and the regulating support mechanism B have the same structure and are symmetrically arranged, and a lifting plate of which the height can rise and fall along the regulating support mechanism A and the regulating support mechanism B is arranged between the regulating support mechanism A and the regulating support mechanism B. A plurality of moving rollers with a brake mechanism are arranged at the bottom of the base. The combined mechanical lifting platform has the advantages of simple structure, convenience in movement and controllable lifting.

The invention discloses an automatic mechanical frame lifting device. The automatic mechanical frame lifting device comprises a support frame and lifting cylinders arranged on the support frame, wherein each lifting cylinder comprises a cylinder body and a screw shaft vertically arranged in the cylinder body; a bearing seat used for supporting and fixing the screw shaft is arranged at the bottom of the cylinder body; a lifting rod with the interior as a cavity is also arranged in the cylinder body; a nut is arranged at the bottom of the lifting rod; the screw shaft penetrates through the nut and stretches into the inner cavity of the lifting rod; the lifting rod rises and falls along with rotation of the screw shaft; an opening is formed in the top of the cylinder body; the upper end of the lifting rod stretches out of the cylinder body via the opening. Through the automatic mechanical frame lifting device, a mechanical lifting cylinder structure is used for replacing a hydraulic oil cylinder as power; the pollution to the environment is avoided; meanwhile, through the lifting cylinder adopting the structure, the screw shaft drives the lifting cylinder to move up and down; the accuracy of the lifting height is consistent with the accuracy of the screw shaft; a servo motor is used for controlling revolutions of the screw shaft to reach corresponding lifting height.