34results about How to "Rotate in place" patented technology

The invention discloses a travelling steering mechanism for an electric vehicle and belongs to the technical field of electric vehicle designing and manufacturing. The electric vehicle functions of rotating on the spot and travelling transversely and obliquely can be achieved through the travelling steering mechanism. The lower end of a steering wheel assembly is provided with a first gear engaged with a front rack. First connecting rods are hinged to the two ends of the front rack correspondingly. A front transverse beam and a back transverse beam are arranged at the two ends of two side longitudinal beams of a chassis. The middles of the two side longitudinal beams are provided with a middle shaft. The middle of the middle shaft is provided with a driven gear engaged with a driving gear. The upper portion of the opening end of each coupling is hinged to a corresponding wheel hub steering part. The couplings are hinged to through holes in the two ends of the front transverse beam and the two ends of the back transverse beam. The other end of each coupling is hinged to the corresponding first connecting rod. The middles of driving connecting rods are fixed to the middle shaft. The two ends of each driving connecting rod are hinged to one ends of second connecting rods. The other ends of the second connecting rods are hinged to one ends of third connecting rods. The other ends of the third connecting rods penetrate through positioning holes and are fixed to rack sleeves. The travelling steering mechanism is mainly used for the electric vehicle.

The invention relates to an intelligent flowerpot, in particular to an intelligent flowerpot with self-light-seeking all-directional flower environment monitoring so as to solve the problem that a manual care mode can not meet flower requirements. An information acquisition module comprises humidity sensor modules, temperature sensor modules and an illumination sensor module; a water pump control module is used for judging the humidity value and starting a water pump of a water storage tank when the humidity value is lower than a preset optimum humidity value; a motor driving module is used for sending control signals to a plurality of motors according to the acquisition time of the illumination sensor module and also used for sending control signals to the motors according to the serial numbers of all regions of the flowerpot and corresponding illumination intensities; the motors correspond to a plurality of pulleys respectively and are connected with the pulleys, and the pulleys are arranged at the bottom of the intelligent flowerpot; a liquid crystal display module is used for displaying received information. The intelligent flowerpot can guarantee nutrition balance of flowers and is suitable for planting flowers.

The invention discloses a marine water quality testing boat. The marine water quality testing boat comprises a monitoring base station and a transportation boat, wherein the monitoring base station isconstructed on the shore of a broad water area; the transportation boat walks in the water area administered by the monitoring base station and is controlled by the monitoring base station for cruising and water taking operation, and a water sample is fed into the monitoring base station for testing after water taking of the transportation boat is finished; the monitoring base station comprises abase station main body, a boat docking cabin, a bottle exchange cabin, a control cabin, a sampling bottle storage cabin and a water quality testing cabin; and the transportation boat comprises an upper boat body, a lower boat body, a boat body support, an antenna, a boat body control room, an image pick-up device, a water sample collection module, a sampling cabin, an electric push rod module, alighting device, a water sample collection opening and a screw propeller. The transportation boat of the marine water quality testing boat is high in wind resistance and wave resistance, a water quality testing sensor does not need to be installed on the transportation boat, the cost of the boat is reduced, and moreover, more accurate data can be obtained through a water quality testing instrumentconfigured inside the monitoring base station.

The invention aims to provide a novel vehicle, and particularly relates to an electric wheelchair entire system of which the vehicle body of a tripod structure is telescopic in length, width and height, the seat is adjustable in height and the vehicle frame is adjustable on all sides. The three-dimensional transformable multifunctional electric wheelchair has low-gravity-center and low-wind-resistance properties during medium-speed running, and a stable feature after the vehicle frame chassis is stretched, as well as the characteristics that compactness and portability are realized, the vehicle body is small in turning radius and the wheel tread and the wheel space can be telescopic synchronously. The electric wheelchair can contract and deform to have the same horizontal width as a common wheelchair to run at a low speed and stretch and deform to run at a medium speed to realize seamless joint of indoor and outdoor running in specific environments (such as slow running, stopping, elevator entering and running in narrow rooms and roads).

The invention belongs to the technical field of carrying vehicles, and provides an intelligent warehousing carrying vehicle for solving the technical problems that the cargo conveying efficiency is low, stability is poor and moving is not flexible in the prior art. The intelligent warehousing carrying vehicle comprises a carrying vehicle body and a navigation control system. The carrying vehicle body is provided with a loading and unloading device and a road wheel device used for achieving steering and movement of the carrying vehicle body. The carrying vehicle body comprises a carrying vehicle bottom frame. The loading and unloading device comprises a carrier frame. The carrier frame is arranged on the carrying vehicle bottom frame. The two opposite sides of the carrier frame are provided with two-direction moving forks correspondingly. The two-direction moving forks are movably connected with the carrier frame and further provided with cargo locking devices for carrying cargos. The navigation control system is arranged on the carrying vehicle body. Accurate and efficient cargo loading and unloading are achieved, left-right movement of the two-direction moving forks is more efficient and more synchronous, and movement of the vehicle is more flexible through the road wheel device.

The invention discloses an omni-directional wheel device. The omni-directional wheel device comprises an omni-directional wheel mounting plate, a steering reducer, a steering motor, a vehicle wheel fixing support and the like, wherein the steering motor and the steering reducer are arranged above the mounting plate, the steering reducer penetrates through the mounting plate and is connected with apinion, the pinion is meshed with outer teeth of a turntable bearing, an inner ring of the turntable bearing is fixedly connected with the vehicle wheel fixing support, a walking motor is connected to a walking reducer, the walking reducer drives a synchronous pulley to rotate so as to drive a small wheel I to rotate to enable a vehicle wheel to walk. The invention further discloses the omni-directional transfer vehicle with the omni-directional wheel device.

Provided is a roller row type omni-directional drilling rig whole step-by-step moving device. A support is fixed to a cluster well rig substructure through connecting pin shafts, and a reversing rotating mechanism and a trolley are installed on a skid. The trolley is composed of a tray, an upper trolley base, a roller row and horizontal movement oil cylinders. The roller row is formed by installing 14 rollers on a frame, the horizontal movement oil cylinders are connected with the upper trolley base through pin shafts, piston rods of the horizontal movement oil cylinders are connected with the tray through bolts, guide rolling wheels are installed on the two sides of the front end of the upper trolley base, lug plates are installed at the two ends of the roller row, the roller row is connected with the upper trolley base through an adjusting rod, the trolley is connected with a jacking oil cylinder through a spherical surface tray and a clamping plate set, the jacking oil cylinder is installed on the support through bolts, and the spherical surface tray is installed on the upper trolley base. A limiting ring is installed on the spherical surface tray. Through the roller row type omni-directional drilling rig whole step-by-step moving device, on-site rotation of a whole drilling rig can be achieved, well site adaptability of the moving device is improved, the same moving device can be shared by multiple drilling rigs, and investment is saved.

The invention relates to the technical field of power grid inspection equipment, in particular to an all-terrain mobile chassis and vehicle. The all-terrain mobile chassis comprises a chassis body, adriving device, a shock-absorbing device and a steering device, wherein the driving device, the shock-absorbing device and the steering device are mounted at the chassis body; the driving device comprises driving mechanisms, a left front wheel, a left rear wheel, a right front wheel and a right rear wheel; the left front wheel, the left rear wheel, the right front wheel and the right rear wheel are all connected with the driving mechanisms; the steering device comprises a first steering mechanism and a second steering mechanism; the first steering mechanism is separately connected to the leftfront wheel and the left rear wheel; the left front wheel and the left rear wheel swing in opposite directions; the second steering mechanism is separately connected to the right front wheel and the right rear whee; the right front wheel and the right rear wheel swing in opposite directions; and the left front wheel, the left rear wheel, the right front wheel and the right rear wheel are all connected to the shock-absorbing device. The in-situ rotation of the mobile chassis is realized, and the use is more flexible. In addition, through the arrangement of the shock-absorbing device, the vibration of the mobile chassis in the running process is reduced and the stability of the movement of the mobile chassis is improved.

The embodiment of the invention provides an automobile and a steering system. The steering system comprises wheel axles, arc tracks, sliding pieces and a power source, wherein first ends of the wheelaxles are connected with wheels of a motor vehicle; the arc tracks are fixed on a frame of the motor vehicle; the first ends of the wheel axles are circle centers of the arc tracks; the radius lengthsof the arc tracks are equal to those of the wheel axles; included angles between the first ends of the wheel axles and connecting lings of the two end points of the arc tracks are at least 90 degrees; and moreover, when a vehicle body of the motor vehicle is consistent with the wheels in direction, the axes of the wheels are intersected with the arc tracks, the axial cross sections of the wheelsare intersected with the arc tracks, and the first ends of the wheel axles are positioned in the axial cross sections; the sliding pieces are arranged in the arc tracks; the sliding pieces can slide along the arc tracks; second ends of the wheel axles are connected with the sliding pieces; the wheel axles can swing along the arc tracks; the power source is fixed on the frame of the motor vehicle;and the power source is connected with the sliding pieces and used for driving the sliding pieces to slide along the arc tracks so as to realize vehicle transverse moving; and therefore, the steeringsystem is convenient for the automobile to be parked in a narrow and small space.

The invention discloses an automobile all-directional automatic parking method. The method includes the steps of firstly, data storage, secondly, confirmation of the type of a parking space, thirdly,parking of the first-type parking space, fourthly, parking of the second-type parking space, and fifthly, parking of the third-type parking space. Through arrangement of a rotating mechanism and an advancing mechanism, an automobile travels in situ in different directions and moves at 360 degrees in all directions, meanwhile, steering and advancing of tires are finished within a limited space, adaptability to a complex terrain environment is achieved, and the parking process becomes more efficient, safer and simpler.

The invention relates to the field of electric vehicle control, in particular to a steering auxiliary torque control method for a pure electric all-wheel-drive vehicle with a single front motor and double rear motors, which utilizes the characteristic that a front-axle single-motor and double-rear-axle motor electric vehicle can independently control the power output direction and the output torque of a front axle, a rear left wheel and a rear right wheel. And forward torque is applied to the outer front wheel, forward torque is applied to the outer rear wheel, and reverse torque is applied to the inner rear wheel, so that the vehicle can approximately rotate around the center of mass in situ, the turning radius is shortened to be 1/2 of that of a crossed shaft, and the passing performance and cross-country escape capability of the vehicle are further improved.

The invention relates to the field of automated mechanical equipment, in particular to a flexible jacking assembly. The present invention is realized by the following technical scheme: the flexible jacking assembly Includes a top panel, a main drive gear, a jacking assembly coupled to the top plate, the jacking assembly comprises a fixture, a screw threadably coupled to the fixture, a driven gearcoupled to the screw and for engagement with the master drive gear, and the sorting vehicle further comprising an elastic resist for applying an elastic force against the jacking assembly toward the master drive gear. The object of the invention is to provide a flexible jacking assembly, so that each transmission gear is flexibly connected against each other, thereby eliminating the phenomenon ofgear meshing stagnation and the like caused by machining errors.

A micro-robot comprises a robot framework and a structural layer located below the robot framework. The robot framework comprises a trunk with a supporting structure, the structural layer comprises a front leg part, a rear leg part, a left electrostatic force adsorption foot pad, a right electrostatic force adsorption foot pad, a left connecting thin film and a right connecting thin film, the parts, making contact with the ground, of the front leg part and the rear leg part are in arc shapes, and the left electrostatic force adsorption foot pad and the right electrostatic force adsorption foot pad are connected to the two sides of the arc-shaped part of the front leg part through the left connecting thin film and the right connecting thin film correspondingly. The micro-robot can realize flexible steering by virtue of the design of the arc leg structure and electrostatic force adsorption foot pads under the condition of bearing a load, and can realize a very small turning radius. The micro-robot is flexible in steering control, high in speed and high in loading capacity.

The invention relates to the field of electric vehicle control, in particular to a pure electric all-wheel-drive vehicle steering auxiliary torque control method, which utilizes the characteristic that a front-rear dual-motor electric vehicle can independently control the front-rear power output direction and the output torque, locks an inner side front wheel and an outer side rear wheel during steering, and applies a forward torque to the outer side front wheel, so that the front-rear power output direction and the output torque are controlled. And reverse torque is applied to a rear wheel on the inner side, so that the vehicle approximately rotates around the mass center in situ, the turning radius is shortened to be 1/2 of that of a crossed shaft, and the passing performance and cross-country escape capacity of the vehicle are further improved.