31results about How to "Sensitive steering" patented technology

The invention discloses a double-motor controller with an electronic differential function. The double-motor controller comprises a main control chip integrated with an electronic differential module, two groups of drive motor control chips, two groups of rotary transformer decoding chips, two groups of power drive modules for controlling a motor to operate, a capacitor bank, an angle decoding and conditioning circuit, two permanent magnet motors with built-in rotary transformers, and an active force battery pack, wherein the main control chip is used for processing a received signal; and a left drive wheel control signal and a right drive wheel control signal are transmitted into the drive motor control chips corresponding to wheels respectively through the operation of an electronic differential operation module. The drive motor control chips receive information of position values, speed values and the like of the drive motor returned by corresponding rotary transformer decoding chips; information provided by the main control chip is combined so as to be processed comprehensively; and a waveform is output to a corresponding power drive module so as to operate the wheels through the drive motor. The double-motor controller with the electronic differential function has the advantages of high drive efficiency, small volume, convenience in arrangement and installation, and capability of active differential.

A lamp rotating structure for a flood lighting vehicle comprises a hydraulic motor, a driving gear, a driven gear and a supporting rod, the hydraulic motor comprises a body and a rotating shaft arranged on the body, the body is used for driving the rotating shaft to rotate, a first through hole is formed in the middle of the driving gear, the rotating shaft penetrates through the first through hole, so that the rotating shaft is sleeved with the driving gear. The driven gear is meshed with the driving gear, a second through hole is formed in the middle of the driven gear, the shape of the axial cross section of the supporting rod is matched with the shape of the second through hole, the supporting rod penetrates through the driven gear, therefore, the supporting rod is sleeved with the driven gear, a light source is arranged at one end of the supporting rod, the driving gear is driven by the rotating shaft of the hydraulic motor to rotate, and the driven gear meshed with the driving gear is driven by the driving gear to rotate, so that the supporting rod is driven to rotate. The lamp rotating structure for the flood lighting vehicle is sensitive in steering and meets the requirement for rapid responses.

The invention discloses an automobile doubling auxiliary system based on a camera. The system comprises a sensor module, a single-chip microcomputer module, an intelligent vehicle steering engine module and a power supply management module. The invention also discloses a control method. Images in front of driving of the corresponding vehicle are acquired through videos, then road boundary information is sought by performing median filtering, dynamic threshold segmentation and other methods, and then speed and steering control is performed on the vehicle body by using the boundary information. Closed loop incremental PID control is performed on the speed so that the control period can be obviously shortened, acceleration and deceleration are enabled to be further timely and the speed is smoother. Closed loop PD control is performed on steering so that steering of the steering engine is enabled to be more sensitive and the effect of early prejudgment can be achieved. Therefore, the doubling auxiliary function can be realized, and the vehicle driving process is enabled to be safer and more reliable by the automobile doubling auxiliary system based on the camera and the control method thereof in comparison with the systems and the methods in the prior art.

The completely closed marine survival craft has one completely closed hull, one front rotating body and one back rotating body connected through one upper bridge and one lower bridge, one turbo drive motor and one steering drive motor mounted on the lower bridge, one turbo drive main shaft penetrating the back rotating body vertically, one steering drive main shaft connecting the turbo drive shaft outside the hull and the steering shaft, one steering wheel in the control console, one turbine mounted on the turbine shaft and other parts. The completely closed marine survival craft will never sink, and is smooth and safe.

The invention provides a veering driving assembly for a rear axle rim tire. The veering driving assembly comprises a first veering cylinder and a second veering cylinder which are connected with two ends of a veering cylinder supporting base; the axes of the first veering cylinder and the second veering cylinder are located in a same straight line; the other ends of the first veering cylinder and the second veering cylinder are connected with a connecting rod of a veering hinge connecting assembly; and one end of the connecting rod is connected with the veering hinge connecting assembly, so as to realize the veering. According to the veering driving assembly provided by the invention, the hinge of a frame is omitted, so that the frame is an integrated frame, the stable rigidity of a vehicle body is enhanced and the vehicle body is free from turning on one side due to full load. Meanwhile, a machine counterweight and an operating subject matter are in a same horizontal axis all the time, no heeling overturning danger signal exists, and the operation is convenient and flexible.

The invention discloses a method for coating a nylon resin spline. The method comprises the steps of cleaning, drying, sand blasting, heating, primer dipping, oven drying, high-frequency heating, resin coating, cooling, spline cutting and hot running-in, and specifically comprises the steps that surface cleaning is carried out on a spline shaft needing coating, and the spline shaft is placed into a drying bin to be dried after being cleaned; sand blasting is carried out through a sand-blasting machine; the spline shaft is moved to a heating bin to be heated; the spline shaft is dipped into a primer tank, and then is placed into the drying bin to be dried in a baking mode; the spline shaft is heated through a high-frequency heating machine; after the spline shaft is heated, the spline shaft is moved to a coating tank to be coated, and then is placed into a cooling tank to be cooled; after cooling is accomplished, a spline cutting machine is used for cutting the spline shaft, and finally the cut spline shaft is moved to a running-in platform to carry out running-in. According to the nylon resin spline, the technology that hot running-in is carried out after coating and cutting are accomplished is adopted, the sliding spline has high abrasive resistance, high and low temperature resistance and corrosion resistance, and has small sliding force and a small running clearance, reliability of a product is greatly improved, and the service life of the product is greatly prolonged.

The invention discloses a mobile phone intelligent electric competitive kart which comprises a chassis, driving wheels are fixed to the two sides of the tail of the chassis through connecting shafts, driven wheels are fixed to the two sides of the head of the chassis through rotating shafts, a power box is fixed to the upper surface of the tail of the chassis, and a steering rod is arranged on the front side of a seat. A steering wheel is fixed to the top end of the steering rod, a positioning pipe sleeve is embedded in the bottom end of the steering rod, the bottom of the positioning pipe sleeve penetrates through the chassis and is fixed to the lower surface of the chassis, the two driven wheels are fixedly connected with the front side and the rear side of the steering rod through traction rods correspondingly, and start-stop pedals are arranged on the two sides of the front end of the chassis correspondingly. The mobile phone intelligent electric competitive kart is simple in structure, novel in design, sensitive in steering and high in response speed, operability is greatly improved, interactivity with users is high, interests of children can be greatly improved, coordination of eyes, hands, feet and brains of the children can be exercised, physical and mental development is facilitated, and the kart is worthy of popularization.

The invention discloses a tumbler type buoy. The buoy comprises a load-bearing seat and a buoy frame erected on the load-bearing seat, wherein the buoy frame is provided with a first chamber and a second chamber, a first foam buoyancy device is detachably mounted in the second chamber, a second foam buoyancy device and a third foam buoyancy device are detachably mounted in the first chamber, and the first, second and third foam buoyancy devices are arranged in such a manner that end surfaces are aligned correspondingly and every two side surfaces are tangent with each other; a flashing light and a sign flag are mounted on the buoy frame; a connecting ring and a rudder plate are mounted below the load-bearing seat. The buoy is applicable to all sea areas with strong wind, huge waves and variable wind directions; the condition that the buoy winds round a horizontal floating cable and then impacts a wave meter possibly can be avoided; the buoy is obvious when floating in the sea, and the flashing light is mounted to prompt passing ships at night; the buoy is sensitive to steer, and the water resistance is smaller than that of a 'transverse buoy'; no matter how the wind and the waves change, the buoy always stands towards the water and is just like a 'tumbler'; the buoy is simple in manufacturing technology, conventional in material and low in manufacturing cost.

The invention discloses a pump pushing device used for a ship. The pump pushing device comprises a bottom board, a hull, a rectifier object and a steerage guide pipe. A sealing pad is arranged on thelower surface of the bottom board, a water suction opening is formed in the middle portion of the bottom board, a shell is arranged on the upper surface of the bottom board, a shaft casing pipe is arranged on one side of the shell, a rotary shaft is arranged in the shaft casing pipe, an impeller is arranged at one end of the rotary shaft, a shaft seal is arranged on the side, away from the shell,of the shaft casing pipe, a water inflow pipeline is arranged on the side, away from the shaft casing pipe, of the shell, the hull is arranged on the side, away from the shell, of the water inflow pipeline, the rectifier object is arranged on the side, away from the water inflow pipeline, of the hull, and a bearing seat is arranged in the rectifier object. The pump pushing device has the beneficial effects that the pump pushing device is installed in the hull, the external dimension of the ship is reduced, the ship draft depth is greatly reduced, the sailing region of the ship is enlarged, steering is flexible, the steering radius is small, and the flexibility and maneuverability of ship sailing are greatly improved.

The invention provides an azimuth control system for a model airplane. The system comprises a steering engine, a turning controller and a turning control rod, wherein the steering engine is connectedwith the turning controller through the turning control rod. Front and rear turning control assemblies are simple in structure, and front and rear turning adjustment modes of the model airplane are simple and novel. The model airplane is easy to control when turning forward and backward, and turning is sensitive. The model airplane can be effectively controlled to achieve the purpose of forward and backward turning.

The invention discloses a device for controlling an electric wheelchair and a control method for the device. The top of the device for controlling the electric wheelchair is provided with a handle spindle of a handle, and left and right sides of the device are provided with left and right upper guide shafts and left and right lower guide shafts which are arranged on a guide frame of a base; the left and right lower guide shafts pass through left and right differential sliding blocks and a reset spring respectively; two guide rails of the base are embedded into grooves of the bottom surfaces of the differential sliding blocks; two inductors are embedded into the bottom surfaces of the differential sliding blocks, sensors which are connected with a control mechanism are embedded into the base, and differential racks on the inner sides of the two differential sliding blocks are engaged with a differential gear on the handle spindle; a handle carriage which is arranged on the handle spindle is hinged with sliding sleeves of the two upper guide shafts respectively; and a bottom guide shaft which is fixed on a lower guide frame of the base passes through a braking carriage and a braking pressure spring at the bottom of the handle spindle, and a braking sensor between the braking carriage and the braking pressure spring is connected with the control mechanism. The control method comprises the following steps of: forwards moving or rotating the handle to move the two differential sliding blocks, transmitting signals of the sensors to the control mechanism, adjusting the rotating speed of two wheels to ensure that the wheelchair moves straightly to be accelerated or decelerated or steers, and moving the handle backwards and braking. The device can conveniently, quickly, stably and flexibly control electric wheelchairs.

A coaxial dual-motor steer-by-wire system comprises a power steering motor, a connecting structure of a main motor, an auxiliary motor and a worm and gear speed reducer, the worm and gear speed reducer, a connecting structure of the worm and gear speed reducer and a steering gear, a rack and pinion type steering gear, a steering wheel assembly and a control system. The steer-by-wire system without the steering wheel is adopted, a complex steering mechanical structure is omitted, the number of parts of the steering system is reduced, the overall structure is more compact, and the occupied space is reduced; a dual-motor redundancy control mode is adopted, so that the error-tolerant rate of the whole steer-by-wire system is improved; the problem of steering clearance is fully considered in the assembly of parts, the clearance is eliminated to the maximum extent, and the steering continuity, stability and reliability are ensured; the middle input gear rack type steering gear serves as a steering actuator, the structure is simple and compact, rigidity is large, and steering is sensitive.

The invention relates to the technical field of wind power generation, in particular to an easy-to-install wind power generation device. The easy-to-install wind power generation device comprises a case, a main rod is installed below the case, a steering component is installed at the upper end of the main rod, a base is installed at the lower end of the main rod, fan blades are rotationally installed on the outer surface of one side of the case, a wind direction sensor is installed at one end of the upper surface of the case, an output wire box is installed on the front surface of the base, awaterproof cover plate is rotationally installed on the front surface of the output wire box, a fixed bottom plate is welded to the lower surface of the base, a heat dissipation net is arranged at oneend of the lower surface of the case, a wire is installed inside the main rod in a penetrating mode, and a power generation motor is installed inside the case. The wind power generation device is ofa detachable structure, and steering of the device is electrically adjusted through a wind direction sensor so that the direction adjustment can be achieved on the device under the breeze condition; and a storage battery is arranged in the device, so that the trouble of an external wire is reduced.

An improved camera device belongs to the technical field of live broadcast camera auxiliary equipment and comprises a vehicle body, and triangular crawler wheel mechanisms are mounted on two sides of the vehicle body. The triangular crawler wheel mechanism comprises a main shaft and fulcrum shafts which are arranged on the two sides of the main shaft and can rotate around the main shaft, damping wheels are arranged on the main shaft and the fulcrum shafts, and crawler belts are arranged outside the damping wheels in a winding mode. The damping wheel comprises a telescopic spoke rod which is annularly arranged, a damping spring is arranged in the telescopic spoke rod, an abutting plate is arranged at the end of the telescopic spoke rod, meshing teeth are arranged on the abutting plate, and meshing grooves matched with the meshing teeth are formed in the inner side face of the crawler belt. The fulcrum shaft comprises a connecting arm, an adjusting rack is arranged on the connecting arm, and an adjusting gear connected with the adjusting rack in an engaged mode is arranged on the side of the vehicle body. Compared with the prior art, the method can well adapt to various terrain environments of outdoor live broadcast, and guarantees the shooting stability. And a clamping mechanism with a steering function is arranged, so that steering is sensitive, and the following shooting effect is excellent.

The invention discloses a steering lifting moving platform. The platform comprises a moving platform main body and a controller which are electrically connected, wherein the moving platform main bodycomprises an underframe used for supporting, and the moving platform main body further comprises a steering mechanism, a lifting mechanism, a moving load mechanism and a power roller mechanism. The platform provides an integrated full-automatic device which is combined with roller conveying, light sensing positioning, 90-degree steering, load moving lifting and moving out; and the integrated full-automatic device has the advantages of reasonable structure, stable operation and long service life, completely meets the steering requirements of customers on large and heavy objects, and is suitablefor large-area popularization.