16 results about "Torque amplifier" patented technology

A cylinder replacement device includes a support frame, a rotating device I, a platform lifting device, and a disassembly device. The support frame provides installation support for the rotating device I. The rotating device I includes a drive device and a rotating device II, and is used to rotate the platform lifting device. The platform lifting device includes a main lifting cylinder, a guide device, a fixed platform base, and a lifting platform. The platform lifting device is used to lift and position the cylinder. A fixing fixture is connected to the lifting platform via a slewing bearing and is used to fix the cylinder. The disassembly device includes a rotating device III, a torque amplifier, an extension rod, and a wrench lifting device. The disassembly device is used to rotate and disassemble bolts or nuts. The rotating device III drives the extension rod to rotate. A torque amplifier is provided between the rotating device III and the extension rod. The rotating device III is located at the moving end of the wrench lifting device, which includes a moving end and a slide rail. The moving end slides up and down along the slide rail.

A damper driving arrangement is disclosed. The arrangement includes an actuator and a torque amplifier. The actuator has a housing for enclosing components of the actuator and an output shaft. The torque amplifier is positioned outside the housing and coupled to the output shaft of the actuator and a driving shaft of a damper. The torque amplifier is configured to amplify torque received from the actuator and transfer amplified torque to the damper.

The utility model relates to the technical field of household appliances, in particular to a clamping and swinging device of a blowing device. The clamping and swinging device of the air blowing device comprises a supporting rod, a base and a fixing seat, the base comprises a second cover plate, a first cover plate and a direct current driving assembly, the first cover plate is provided with a sliding assembly, the direct current driving assembly comprises a torsion amplifier, and the supporting rod is connected with the first cover plate. The direct-current driving assembly drives the first cover plate to swing relative to the second cover plate through the sliding assembly, so that the supporting rod drives the blowing device to swing. According to the utility model, the torsion amplifier is additionally arranged in the direct-current driving assembly, so that the low-torsion driver can generate enough torsion to easily drive the bracket to rotate, and the problem that the traditional swinging bracket depends on a high-torsion motor is solved. Besides, the sliding assembly is arranged on the first cover plate, friction between the first cover plate and the second cover plate is reduced, smooth swinging is achieved when the direct-current driving assembly drives the first cover plate, and the requirement for high torque of the motor is lowered.

The present invention discloses a drone seismograph for hard rock areas, comprising a drone body; a mainframe connecting frame, which is rotatably connected to the lower part of the drone body and is locked and fixed to the drone body through a first locking device; a torque amplifier, which is arranged below the drone body and is used for amplifying the torque provided when the drone body rotates; a conversion system, which includes a connecting disc, a second locking device and a converter, and the connecting disc is connected to the torque amplifier. Firstly, the present invention can achieve precise layout of the seismograph through the drone body and ensure the stable attitude of the seismograph; secondly, through components such as a drilling system, reliable contact between the sensor and the target detection ground surface can be achieved, thereby improving the accuracy of receiving seismic wave signals; thirdly, after the device completes the acquisition work, the device can be recovered by controlling the drone body.

This invention discloses an intelligent bionic prosthesis with knee-ankle linkage, comprising a prosthesis frame consisting of a fixed part and a swinging part. The swinging part is rotatably connected to the fixed part. A receiving cavity connecting seat is fixed at the center of the upper end face of the fixed part, and a push rod is vertically arranged at the lower end of the swinging part. A torque amplifier is embedded and fixed inside the swinging part. A bevel gear ring is coaxially sleeved on the outside of the torque amplifier. Crank discs coaxial with the transmission shaft of the fixed part are symmetrically arranged on the left and right sides of the swinging part. The bevel gear ring meshes with the two crank discs. A variable diameter crank device is provided on one side of each crank disc. One end of the push rod is connected to the variable diameter crank device, and the other end is rotatably connected to a spring group through a cross-shaft coupling. This invention adopts an active knee-passive ankle linkage structure, with a motor only configured in the knee joint, reducing power consumption. This invention uses a variable diameter crank device and a passive ankle joint, and achieves different state switching and terrain adaptation by dynamically changing the radius and elastic elements.

The Self-Gen Generator Economics Electric (S-GEE) comprises key components: an electric motor producing torque, a fire boxing torque amplifier, a generator producing current, a current converter, a smart meter controlling the converter, a dummy load, battery backup, motor speed controls (VFD) supplying power to the motor, reverse current protection, and an automatic power switch. The switch transitions between the battery's startup power and the machine's self-generated renewable energy. “Self-Gen” refers to this self-generated power, while “Economies Electric” refers to low-cost electricity derived from a fire boxing torque booster that enhances torque beyond the generator's capacity, maximizing energy efficiency.

A three-jaw flange electric centering tool includes a drive motor, a grip, and a forward and reverse transmission device. A grip is provided at the tail of the drive motor, a clamping mechanism is installed at the upper end of the drive motor, a torque amplifier is provided at the front end of the drive motor and is connected to a first rotating shaft. The first rotating shaft drives the second rotating shaft to rotate in the opposite direction through a transmission mechanism. A first lever is vertically connected to the side of the first rotating shaft, and a second lever is vertically connected to the side of the second rotating shaft. The present invention adopts a handheld electric flange centering tool, which can completely solve the problem of the final adjustment of flange installation and centering, improve the pipeline installation efficiency, and reduce the operation risk at the same time.

This invention provides a method for using fully recyclable anchor bolts in mining, specifically relating to the field of underground engineering support technology. The installation phase of this method includes S1.1 obtaining a stepped hole; S1.2 inserting the recyclable anchor bolt; S1.3 installing a torque amplifier and a recovery nut; S1.4 pushing the recyclable anchor bolt in; S1.5 installing the anchor bolt tray and completing the support; S1.6 testing the pre-tightening force and anchoring force. The recovery phase includes S2.1 removing the anchor bolt tray; S2.2 using the torque amplifier to gradually and slowly rotate the recyclable anchor bolt out of the stepped hole; S2.3 testing the material mechanical properties and deformation of the recovered anchor bolt and then screening and storing it. Compared to traditional anchor bolt installation or recovery methods, this invention eliminates the need for anchoring agents, solving technical problems such as inconvenient anchor bolt installation and disassembly, difficult recovery processes, cumbersome procedures, and low recovery rates. It also avoids the risks of breakage during traditional anchor bolt recovery or the danger of flying debris from resin anchor bolts during coal mining, which threatens personnel safety, even though resin anchor bolts do not need to be removed.

A universal clamp apparatus for orthopedic exterior fixators is disclosed. Preferably, the universal clamp apparatus has two pin / rod clamps, each having seating grooves for attaching to a frame rod associated with a frame of the fixator and / or a bone pin for implantation in a bone fragment. A clamp screw extends through and connects the first and second pin / rod clamps. An ergonomically designed knob having at least one collapsible or non-collapsible turn lever acts as a torque amplifier when rotated by hand without tools to tighten and untighten the pin / rod clamps to the frame rod and / or bone pin by movement along the clamp screw. The pin / rod clamps have planar sides that are contiguous and have radial ratchet grooves that are in mating engagement and provide a ratcheting mechanism so that the rotation of the pin / rod clamps relative to each other occurs in incremental rotational steps.

A full-automatic torque amplifier calibration device comprises a frame-shaped support, a servo motor, a speed reducer, an input torque sensor, an output torque sensor and a duplex lead screw lifting mechanism. The upper part of the frame-shaped bracket is a test platform, the bottom of the frame-shaped bracket is provided with a base part of a double-lead-screw lifting mechanism, two lead screws of the double-lead-screw lifting mechanism penetrate through the test platform, the upper parts of the two lead screws are connected with a lifting plate, and the lifting plate is fixedly connected with a speed reducer; the servo motor is connected with the speed reducer; the output end of the speed reducer is in threaded connection with the input torque sensor; the lower part of the input torque sensor is connected with a tested torque amplifier, and the lower part of the tested torque amplifier passes through the test platform and is connected with an output torque sensor through a torque adapter. During calibration, a coaxial output torque sensor and a non-coaxial output torque sensor are selectively installed according to the type of the tested torque amplifier. According to the utility model, coaxial and non-coaxial torque amplifiers can be calibrated.

The utility model belongs to the technical field of belt pulley disassembly and assembly, and discloses an adaptive tool for belt pulley disassembly and assembly, which comprises a body, a containing cavity is formed in the body, the body is provided with a connecting end and a force application end opposite to the connecting end, and the connecting end is provided with a passing opening which is communicated with the containing cavity and can allow a bolt to pass through. The connecting end is provided with the fixing holes distributed in the circumferential direction of the passing opening, the limiting notch capable of containing the torque amplifier handle is formed in the side portion of the force application end, and therefore after a worker holds the torque amplifier handle, rotation of the main belt wheel can be limited at the same time, the assembling difficulty of the main belt wheel is lowered, and the assembling efficiency is improved. The assembling efficiency of the main belt pulley is improved, and the assembling cost of the main belt pulley is reduced. The phenomena that the torque amplifier is easily separated from the bolt for fixing the main belt pulley and the wrench is easily separated from the torque amplifier are avoided, the assembling difficulty of the main belt pulley is further reduced, and the assembling efficiency of the main belt pulley is further improved.

The present invention provides a torque rebalancing circuit, comprising a preamplifier circuit, a demodulator circuit, an amplification and correction circuit, a modulation circuit, a correction parameter control circuit, a single-chip microcomputer circuit, an adder circuit, a low-pass filter circuit, a control blocking circuit, a torquer power amplifier circuit, a window voltage comparator circuit, a window voltage control circuit, and an OR gate circuit. Based on the gyro rotor's rotational angular rate, the X-axis and Y-axis angle signals of the angle sensor are orthogonally modulated and vector-synthesized. The synthesized signal contains phase and amplitude information of the rotor angle. AC torque is applied based on the synthesized vector, completing the role of two torquers in traditional cross-torque application. This synthesized torque application can be viewed as a combined form of torque application along two virtual axes in space, enabling dual-axis torque control of the gyro by a single torquer.

The torque amplifier assembly comprises a first gear, a third gear, a fifth gear, a sixth gear and a seventh gear, a second gear is installed at one end of the bottom of the first gear, a fourth gear is arranged at one end of the bottom of the third gear, the second gear is meshed with the third gear, and the fifth gear is meshed with the sixth gear. The fourth gear is meshed with a fifth gear, the fifth gear is meshed with a sixth gear, and the sixth gear is meshed with a seventh gear; the first gear, the second gear, the third gear, the fourth gear, the fifth gear, the sixth gear and the seventh gear are matched with one another, the large gear is driven by the small gear to rotate, efficient energy conversion is achieved through meshing transmission among the multiple sets of gears, and transmission accuracy and stability are greatly improved.

The knee-ankle linkage intelligent bionic artificial limb comprises an artificial limb support, the artificial limb support is composed of a fixed part and a swing part, the swing part is rotationally connected with the fixed part, a receiving cavity connecting base is fixed to the center of the upper end face of the fixed part, and a push rod is vertically arranged at the lower end of the swing part; a torque amplifier is fixedly embedded into the swinging part; the torque amplifier is coaxially sleeved with a bevel gear ring. Crank discs which are coaxial with the transmission shaft of the fixed part are arranged in the swinging part in a bilateral symmetry manner; the bevel gear ring is meshed with the two crank discs; a variable-diameter crank device is arranged on one side of each crank disc; one end of the push rod is connected with the variable-diameter crank device, and the other end is rotationally connected with the spring group through the cross shaft type coupler; an active knee-passive ankle linkage structure is adopted, only knee joints are provided with motors, and power consumption is reduced; the variable-diameter crank device and the passive ankle joint are adopted, and switching of different states and terrain self-adaption are achieved by dynamically changing the radius and an elastic element.

A damper driving arrangement is disclosed. The arrangement includes an actuator and a torque amplifier. The actuator has a housing for enclosing components of the actuator and an output shaft. The torque amplifier is positioned outside the housing and coupled to the output shaft of the actuator and a driving shaft of a damper. The torque amplifier is configured to amplify torque received from the actuator and transfer amplified torque to the damper.

The invention relates to the field of jumbolters, in particular to a jumbolter torque amplifier which comprises a shell, planetary gear sets are arranged in the shell, connecting sleeves are arranged at the output ends of the planetary gear sets on the two sides of the shell, and the connecting sleeves on the two sides are provided with a sleeve used for being connected with a main shaft of a drilling machine and a connecting shaft and an output shaft correspondingly. Through the synergistic effect of the adjusting unit, the limiting clamping blocks and the limiting sleeves, rapid mounting and dismounting of the main shaft, the connecting shaft, the sleeve and the output shaft of the drilling machine are achieved, the adjusting unit controls displacement of the limiting clamping blocks through a guide base, an adjusting piece and a limiting piece, the adjusting unit is used for adjusting the adjusting piece, and the limiting clamping blocks are arranged on the outer shell. And the main shaft clamping plate and the connecting shaft clamping plate can quickly clamp the main shaft and the connecting shaft of the drilling machine, so that the replacement and disassembly time is greatly shortened, and meanwhile, the connection firmness is ensured.