15results about How to "High output torque" patented technology

The application discloses a vehicle climbing control method, system, double-clutch transmission and vehicle thereof, and comprises the following steps: determining whether the vehicle is in an uphill mode when starting on a slope; in the uphill mode, sending a request instruction for increasing an idle speed to an engine controller according to the size of a slope, an engine intake temperature and a gear position of the vehicle; when the engine speed is in an engine stall risk speed zone, activating a torque limiting function of a clutch; when the engine leaves the engine stall risk speed zone, releasing the torque limitation of the clutch. The application provides a vehicle climbing control method, system, double-clutch transmission and vehicle thereof, and the double clutch is used for climbing control of a small-torque engine or an engine with insufficient idle speed, so that the reasonable calculation of clutch required torque is ensured, the reasonable torque transmission of the clutch is ensured, and the problem of engine speed dragging or even engine stall is avoided.

The application provides a knee joint exoskeleton device and a lower limb outdoor walking aid exoskeleton robot. The device comprises: a thigh contraction connecting rod; a knee joint upper connecting rod connected to the rotating end of the thigh contraction connecting rod in a rotatable manner; a knee joint lower connecting rod connected to the other end of the knee joint upper connecting rod in a rotatable manner; and a knee joint elastic adjustment assembly having an uphill and downhill mode and a flat ground mode. The application switches to the flat ground mode when walking on the flat ground. When the leg is bent and straightened, the knee joint elastic adjustment assembly stores the flat ground elastic potential energy. When the leg is straightened and bent, the knee joint elastic adjustment assembly releases the flat ground elastic potential energy to provide power assistance. The knee joint elastic adjustment assembly switches to the uphill and downhill mode when going uphill and downhill. When the leg is straightened and bent, the knee joint elastic adjustment assembly stores the uphill and downhill elastic potential energy. When the leg is bent and straightened, the knee joint elastic adjustment assembly releases the uphill and downhill elastic potential energy to provide power assistance, which can adapt to different outdoor terrains.

The utility model discloses an electric bicycle outer rotor middle -mounting drive motor, including the casing, be provided with the rotor in the inner side of casing, be provided with permanent magnet on the inner side wall of rotor, and be provided with stator in the inner side of rotor, be provided with copper wire winding group on the stator, still be provided with gear set in the inner side of casing, gear set interrelated setting in the side of rotor, the utility model sets up gear set, and gear set includes the internal gear and planetary nylon wheel, and simultaneously internal gear is linked with the casing, and planetary nylon wheel is linked with sun gear, can drive planetary nylon wheel rotation under the condition that rotor rotates, under the condition that wheel speed ratio increases, and then increase the output torque of output main shaft, and the low -speed start of electric bicycle is convenient, set up transmission board, and a plurality of planetary nylon wheels are installed through bearing and are connected in the support shaft of transmission board, and simultaneously transmission board is set on output main shaft, therefore, can control output main shaft rotation under the action of transmission board, realizes the transmission of power.

The gantry machining equipment comprises a mounting base, a gantry frame, a workbench, a positioning device, a first linear driving device, a second linear driving device, a data processor and a control center. The portal frame is mounted on the mounting base; the workbench is mounted on the mounting base; the positioning device is arranged on the portal frame; the driving end of the first linear driving device is mounted on the mounting base, and the output end of the first linear driving device is in driving connection with the portal frame; the driving end of the second linear driving device is mounted on the mounting base, and the output end of the second linear driving device is in driving connection with the workbench; the data processor is arranged on the portal frame; the data processor is electrically connected with the positioning device; the control center is arranged on the mounting base; the control center is electrically connected with the data processor, the first linear driving device and the second linear driving device so that the relative position of the portal frame and the workbench can be controlled and adjusted according to detection signals of the positioning device, and therefore the early-stage workpiece positioning speed is increased, and the overall machining efficiency is improved.

This invention discloses a pilot-operated, pressurized, bidirectional overflow valve structure, relating to the field of overflow valve technology. It includes a valve seat and a valve sleeve. The valve seat surface has a valve port one, and the valve sleeve surface has a valve port two. A main valve core and a pilot valve core are slidably disposed within the valve sleeve, with the pilot valve core slidably disposed within the main valve core. A pressure acquisition module and an intelligent pressure regulating module are jointly disposed within the valve seat and valve sleeve. The intelligent pressure regulating module includes a pressure regulating verification unit. It reduces the number of valve bodies and lowers production costs through bidirectional independent overflow. Furthermore, the intelligent pressure regulating module, combined with flow and temperature factors, real-time corrects the overflow threshold and drives an adjusting rod two to adjust the pressure regulating spring. The combined force of the buffer spring and the pressure regulating spring determines the final opening pressure, increasing the output torque of the hydraulic motor and solving the problem of insufficient power under high loads. Based on the measured position, velocity, and acceleration of the main valve core, it predicts future displacement and compares it with the measured values ​​to determine anomalies, achieving an early warning effect for faults.

The utility model relates to big displacement batch mixing equipment stirring device, its characterized in that: contain stirring motor, bearing seat, connecting shaft, stirring shaft, stirring vane assembly, agitator support, stirring motor is connected with the bearing seat below its through bolt, bearing seat and its below connecting shaft are connected through bearing cooperation, the output shaft of stirring motor passes through bearing seat and then is connected with connecting shaft through spline cooperation, connecting shaft is connected with the stirring shaft bolt below its, be provided with a plurality of stirring vane assembly on stirring shaft, stirring vane assembly is connected with stirring shaft bolt, the end of stirring shaft is provided with agitator support, stirring shaft is connected with agitator support bolt. The utility model has improved batch mixing equipment stirring efficiency, especially under the stirring effect of big displacement, can make batch mixing equipment give consideration to oilfield actual working condition namely can continuously again batch mixing and cement slurry, has improved oilfield site cementing effect greatly.

The hydraulic walking system comprises an oil tank, an oil supplementing pump, a plunger pump assembly and a motor assembly, the plunger pump assembly comprises a plunger pump and a plunger pump adjusting assembly, the motor assembly comprises a motor and a motor adjusting assembly, the displacement of the plunger pump is controlled through the plunger pump adjusting assembly, and then the rotating speed of the motor is changed. The motor displacement is adjusted through the motor adjusting assembly, and the rotating speed of the motor is further adjusted. According to the hydraulic walking system and the crawler operation machine, parking gear shifting and extra gear shifting operation are not needed during transition acceleration, continuous change of motor displacement is achieved, and therefore stepless speed change of the walking speed is achieved; meanwhile, gear shifting operation in the advancing process is prevented, large pressure change caused by two-point displacement change of the motor in the advancing process is avoided, impact on a control valve set and the motor is reduced, and the service life is prolonged.

The utility model discloses a trolley positioning assembly for elevator, including frame, hinged with main clamp bar and vice clamp bar on the frame, be provided with drive gear and guide rod on the main clamp bar, be provided with guide post on the guide rod, be provided with driven gear on the vice clamp bar, and driven gear is engaged with drive gear, still be provided with swing bar and motor on the frame, and one end of swing bar is hinged with the frame, and another end is fixedly provided with baffle, and the swing bar is seted up with guide groove, and the free end of guide post is located in guide groove, and the output of motor is fixedly provided with crank, and the free end of crank is hinged with connecting rod, and the free end of connecting rod is hinged with main clamp bar. Adopt the way of clamping motor positioning rod to adjust the relative position of trolley, relative to the realization positioning with the help of electronic equipment, and mechanical positioning is more accurate, and the frame is fixed, and the adjustment amount of trolley is guaranteed by the stroke and clamping position of clamping device, and the error is controllable and does not need to repeat calibration.

The utility model discloses an energy-saving fluid motor resistant to high pressure and pressure pulsation, and relates to the technical field of hydraulic motors, the energy-saving fluid motor comprises a motor body, cup-shaped blades, an output wheel shaft and a shock wave recoverer; the periphery of the output wheel shaft is connected with a plurality of cup-shaped blades; the motor body is further provided with an oil inlet channel, an oil outlet channel and a shock wave channel. The large pulse flows through a shock wave recoverer at the bottom of the shock wave channel, is boosted and stabilized and then enters a flow-aiding channel and a braking channel on the two sides; a flow-aiding control valve is connected in the flow-aiding channel, and a brake control valve is connected in the brake channel; when the flow-aiding control valve is opened, the cup-shaped blade drives the output wheel shaft to rotate under the impact of incoming flow in the oil inlet channel and the flow-aiding channel; when the brake control valve is opened, the brake channel conveys the pulsating flow subjected to pressure boosting and pressure stabilizing into the cup-shaped blades, rotation of the cup-shaped blades is hindered, and the output wheel shaft can achieve flexible semi-brake under the action of opposite torque.

The invention discloses a device for detecting the spraying quality of a steel structure, and the device comprises a tail end telescoping mechanism which is used for adjusting the vertical position of a tail end actuator; the stand column rope outlet mechanisms are evenly distributed on the outer side of the tail end telescopic mechanism, the flexible rope ends of the stand column rope outlet mechanisms are connected with the top end of the tail end telescopic mechanism, and the stand column rope outlet mechanisms are used for adjusting the horizontal position of the tail end actuator; the tail end anti-swing mechanisms are uniformly distributed and fixedly arranged at the top end of the tail end telescopic mechanism, so that the flexible cable always keeps a certain pre-tensioning force in the pulling process; the tail end posture adjusting mechanism is used for adjusting the circumferential posture and the pitching posture of the tail end actuator; the camera is used for performing phase detection on the to-be-detected part; and the gravity compensation mechanism is used for outputting elastic compensation force matched with the gravitational torque generated by the tail end posture adjusting mechanism. The device can give consideration to large output torque, high motion precision and environmental interference resistance, so that the end effector is light in load and more flexible in attitude adjustment, and efficient and stable detection is realized.

This utility model discloses a high-rigidity double-gear planetary reducer, including a sun gear, a planet carrier, and at least three double-gear planetary gears. The double-gear planetary gears include a large gear and a small gear. The sun gear meshes with the large gear, and the small gear meshes with an internal gear ring. A housing is connected to the bottom of the internal gear ring, and a crossed roller bearing is provided between the housing and the internal gear ring. A gear shaft is fixedly connected to the sun gear, and a wiring hole is provided through the gear shaft and the sun gear. A hollow structure coaxially connected to the wiring hole is provided between the planet carrier, the internal gear ring, the housing, and the crossed roller bearing. This utility model has the characteristics of achieving a suitable speed ratio in a single-stage reduction and allowing for hollow wiring.

The ultrasonic probe comprises a shell assembly, a driving assembly and a transducer assembly with a main shaft, the shell assembly comprises a handle shell and a probe shell connected with the handle shell, the transducer assembly is arranged in the probe shell, and the driving assembly is arranged in the handle shell, is in transmission connection with the main shaft and is used for driving the main shaft to rotate. The transducer assembly is driven to rotate around the central axis of the main shaft; the driving assembly comprises a driving part and a first speed reducer, the first speed reducer comprises a mounting bracket, an output gear and a plurality of transmission gears arranged in the mounting bracket, the driving part comprises a motor and a driving gear connected with a motor shaft, the main shaft is connected with the output gear, and the plurality of transmission gears are sequentially meshed from the driving gear to the output gear; the driving part can improve driving force after speed reduction step by step through the transmission gears so as to drive the output gear to drive the main shaft to rotate.

The invention discloses an automobile frameless outside rear-view mirror electric folding device which comprises a motor main structure assembly, a motor folding hydraulic assembly, a motor manual folding assembly, a motor folding driving assembly, a motor horizontal adjusting hydraulic assembly and a horizontal adjusting driving assembly. The motor folding driving assembly conveys hydraulic oil to the motor folding hydraulic assembly through the gear pump assembly, then the motor folding hydraulic assembly is driven to rotate around the motor folding axis, and folding of a rearview mirror lens is achieved. The horizontal adjustment driving assembly conveys hydraulic oil to the motor horizontal adjustment hydraulic assembly through the gear pump assembly, then the motor horizontal adjustment hydraulic assembly is driven to rotate around the motor horizontal adjustment axis, and an output shaft of the motor horizontal adjustment hydraulic assembly drives the rearview mirror lens installation base to rotate through the torque transmission mechanism. The adjusting function of the rearview mirror lens is achieved. Low-noise work can be achieved, meanwhile, the control method of the whole vehicle is unchanged, and good compatibility is achieved.

The utility model discloses a permanent magnet motor direct drive type stirrer which comprises a permanent magnet motor (1), the output end of the permanent magnet motor (1) is provided with a main shaft (2), and the end part of the main shaft (2) is provided with paddles (3); a shaft sleeve (4) is arranged on the main shaft (2), a mechanical seal seat (5) is arranged on the shaft sleeve (4), and a mechanical seal assembly (6) is arranged between the mechanical seal seat (5) and the shaft sleeve (4); a packing seat (7) is arranged at one end of the mechanical seal assembly (6) and on the shaft sleeve (4), a seal assembly (8) is arranged between the packing seat (7) and the shaft sleeve (4), and a gland (9) is arranged at one end of the shaft sleeve (4) and close to one side of the packing seat (7). The paddle is directly driven by the permanent magnet motor, and the permanent magnet motor has the characteristics of high efficiency, energy conservation, compact structure, high reliability and high transmission efficiency.