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91results about How to "Strong ability to overcome obstacles" patented technology

Mecanum wheel-based rocker omnidirectional mobile platform

A Mecanum wheel-based rocker omnidirectional mobile platform comprises a main body (1), leftwards-rotating Mecanum wheel assemblies (3), rightwards-rotating Mecanum wheel assemblies (5), a rocker suspension I (2), a rocker suspension II (15) and a balancing mechanism (6); the middle parts of the rocker suspension I and the rocker suspension II are hinged to the left and right sides of the main body through revolute joints symmetrically; the middle part of a transverse rocker (8) of the balancing mechanism and one end of the main body are hinged by a revolute joint (10); one end of a side connecting rod I (9) and one end of a side connecting rod II (11) of the balancing mechanism are hinged to the left and right ends of the transverse rocker by spherical joints, and the other end of the side connecting rod I (9) and the other end of the side connecting rod II (11) of the balancing mechanism are hinged to the rocker suspension I and the rocker suspension II by spherical joints; two Mecanum wheel assemblies with different rotation directions are fixed to the two ends of each rocker suspension, and the Mecanum wheel assemblies at the same ends of the rocker suspension I and the rocker suspension II are opposite in rotation directions. According to the invention, wheels are always in contact with the ground and the load is shared, so that the Mecanum wheel-based rocker omnidirectional mobile platform has better motion controllability and terrain trafficability.
Owner:CHINA UNIV OF MINING & TECH

Swinging arm type transmission line polling robot

Provided is a robot used to ride on power transmission lines or climb between power transmission steel towers, comprising a pair of mechanical arms. The upper ends of the mechanical arms are equipped with a clamping device which is capable of rotating around a mounting shaft, and the clamping device is provided with a gripping jaw which is capable of clamping a strain tower angle-bar and directing lines, and a roller which can be hung on the directing lines. Lower ends of the mechanical arms are installed on a slipway which can relatively slide along a guide rail, arms are capable of rotating around the mounting shaft and can do swaying movement, a control and driving unit is installed in an electric box which is arranged at the bottom portion of a hanger and the slipway, and the control and driving unit can slide along the guide rail, playing a key role in regulating the center-of-gravity position of the robot. The invention is compact in structure, the articulated linkwork is capable of accomplishing complex operation among different vertical planes, and the invention can climb over all structural forms of steel towers and has wide using range, being capable of realizing the automatic inspection on the full power transmission lines and replacing human workers.
Owner:上海求是机器人有限公司 +1

Variable-diameter wheel hub

ActiveCN105599536AViscous state changeMeet variable diameter requirementsHigh resiliency wheelsMagnetorheological fluidHigh pressure
The invention relates to a variable-diameter wheel hub which comprises a central control cabinet and a plurality of identical retractable hub blocks. The various retractable hub blocks can be driven by retractable spoke assemblies, so that the diameters of the various retractable hub blocks can be radially varied; each retractable spoke assembly comprises a variable-damping retraction actuating mechanism and an extension auxiliary spring, and each extension auxiliary spring sleeves the outer wall of the corresponding variable-damping retraction actuating mechanism; a body of each variable-damping retraction actuating mechanism is a double-piston cylinder barrel, spaces between floating pistons and end walls of barrel walls are filled with high-pressure nitrogen, and a space between each floating piston and another end wall of the corresponding barrel wall is filled with magnetorheological fluid materials; an electromagnetic coil is buried in each working piston, and a circle of throttle holes are formed in each working piston in a buried manner; one end of each wire is communicated with the corresponding electromagnetic coil, and the other end of each wire is communicated with a storage battery. The variable-diameter wheel hub has the advantages that the diameter of the variable-diameter wheel hub can be varied by the aid of the dead weight of an automobile and centrifugal force generated when a wheel runs, extra driving devices can be omitted, the viscosity of magnetorheological fluid can be controlled by the aid of only low currents, and accordingly the variable-diameter wheel hub is low in energy consumption and fast in response; the riding comfort and the obstacle crossing ability are taken into account, and accordingly the variable-diameter wheel hub and non-inflatable tires can be matched with one another to be applied to conventional vehicles, motorcycles, wheelbarrows and the like.
Owner:WUHAN UNIV OF TECH

Robot for power transmission line inspection

The invention discloses a robot for power transmission line inspection. The robot comprises a front robot body, a middle robot body and a back robot body, wherein the front robot body comprises a front arm and a front body; the middle robot body comprises a middle arm and a middle body; the back robot body comprises a back arm and a back body; the front arm, the middle arm and the back arm adopt the same structure; the front arm comprises a walking mechanism, a clamping mechanism, a clamping mechanism guide rail, a lifting mechanism and an arm rotating mechanism; the walking mechanism is fixedly mounted at the top end of the clamping mechanism guide rail; the clamping mechanism is glidingly mounted in a position, corresponding to the position of the walking mechanism, on the clamping mechanism guide rail; the bottom end of the clamping mechanism guide rail is fixedly mounted at the top end of the lifting mechanism; the bottom end of the lifting mechanism is rotationally mounted on the front body through the arm rotating mechanism; the front body and the middle body are movably connected through a front turning mechanism; and the middle body and the back body are movably connected through a back turning mechanism. The robot is applicable to the power transmission line inspection.
Owner:STATE GRID CORP OF CHINA +2

Multifunctional six-crawler type underwater robot

The invention discloses a multifunctional six-crawler type underwater robot, which comprises a main floating body, main driving crawlers and swinging arms, wherein the main floating body longitudinally penetrates through the heat and tail; the main driving crawlers are arranged at the inner side of the bottom of left and right side plates; two swinging arms are arranged at each of the head and thetail; the swinging arms are in lateral symmetry arrangement and can freely rotate for 360 degrees; when the main driving crawlers rotate, crawlers on the swinging arms can be driven to rotate, so that the swinging arms have climbing and obstacle crossing capability; the head and the tail of the robot are provided with left and right mechanical arms; the left mechanical arm can realize the gripping function; the right mechanical arm is a hydraulic type built-in hand library type mechanical arm; the functions of drilling, cutting and the like can be completed; the underwater operation efficiency is greatly improved; meanwhile, an environment intelligent monitoring system is carried. The multifunctional six-crawler type underwater robot has multiple purposes such as monitoring, overhaul, salvage, rescue and exploration; the crawler type and leg movement structure advantages are fully utilized; through the effective carrier of the underwater robot, the work efficiency of operations such as underwater overhaul and salvage is improved; the all-round service is provided for underwater engineering.
Owner:JIANGSU UNIV OF SCI & TECH

All-wheel drive walking mechanism of biomimetic six-wheeled leg

InactiveCN103171644ASmooth rideImprove geometric passabilityVehiclesVehicle frameEngineering
The invention discloses an all-wheel drive walking mechanism of a biomimetic six-wheeled leg and aims to solve the problem that a plurality of sensors and complex control logic are adopted by the prior art. The all-wheel drive walking mechanism of the biomimetic six-wheeled leg comprises a front automobile frame, a back automobile frame, a middle freedom degree junction device, wheel legs and driving combination bodies. The wheel legs are a front left wheel leg, a middle left wheel leg, a back left wheel leg, a back right wheel leg, a middle right wheel leg and a front right wheel leg, and the driving combination bodies are a front left driving combination body, a middle left driving combination body, a back left driving combination body, a back right driving combination body, a middle right driving combination body and a front right driving combination body. The middle freedom degree junction device is installed on the middle position of a front base plate of the back automobile frame, the back end of the front automobile frame is connected with the front end of the back automobile frame in a rotating mode, and the front left driving combination body and the front right driving combination body are installed on the left position and the right position in front of the front automobile frame and are connected with the two front wheel legs, and the middle left driving combination body, the back left driving combination body, the back right driving combination body and the middle right driving combination body are installed on four corners of the back automobile frame and are connected with the other wheel legs.
Owner:JILIN UNIV

Cable-stayed bridge cable detection robot system

InactiveCN104612045ASolve obstacle abilitySolve the contradiction between the smoothness of motionBridge structural detailsRobotic systemsCable stayed
The invention discloses a cable-stayed bridge cable detection robot system which comprises a machine frame. Multiple power climbing mechanisms are arranged on the machine frame and are distributed in the peripheral direction, each power climbing mechanism comprises a power mechanism and two climbing mechanism bodies, the two climbing mechanism bodies are vertically arranged and are connected through a synchronous drive mechanism, each climbing mechanism body comprises rolling wheels capable of rolling on cables, the rolling wheels of one climbing mechanism body are driven to rotate by the corresponding power mechanism, and the synchronous drive mechanism can drive all rolling wheels of the two vertically-arranged climbing mechanism bodies to synchronously rotate. The machine frame comprises multiple sub supporting frames, each power climbing mechanism is installed on the corresponding sub supporting frame, every two adjacent sub supporting frames are connected through a connecting device, and the distance between every two adjacent sub supporting frames can be adjusted through the corresponding connecting device. The cable-stayed bridge cable detection robot system has very high adapbility and can work on the cables different in diameter, the sub supporting frames are connected by using the connecting devices, and overall size adjustment of the robot system is facilitated.
Owner:HUAZHONG UNIV OF SCI & TECH

Tunnel and subway fire protection rescue robot

The invention discloses a tunnel and subway fire protection rescue robot which comprises a travelling mechanism, a rescue device and a control device. The rescue device is installed on the travelling mechanism through a turntable and consists of a fan, a fan driving device, a water mist nozzle, a water pipe and an elevation adjustment mechanism, the fan is fixed on the turntable by a bracket, the elevation adjustment mechanism is installed on the bracket and connected with the shell of the fan, an output shaft of the fan driving device passes through the elevation adjustment mechanism to be connected with the blade of the fan, the water mist nozzle is arranged at an air outlet of the fan, the water pipe is installed on the shell of the fan and connected with the water mist nozzle which is provided with a circle of atomizing nozzles, the travelling mechanism consists of an air cushion skit, a traveling mechanism body, aerial adjusting nozzles, an air inlet and wheels, the wheels are installed below the travelling mechanism body, the air cushion skirt is arranged at the periphery of the travelling mechanism body, the aerial adjusting nozzles are installed above the front part and the rear part of the travelling mechanism body and communicated with the lower surface, the air inlet is installed on the travelling mechanism body, and when the fan rotates downwards, the air outlet and the air inlet form a closed air channel.
Owner:DALIAN JIAOTONG UNIVERSITY

Elastic bionic walking wheel of manned lunar rover

The invention discloses an elastic bionic walking wheel of a manned lunar vehicle and belongs to the technical field of spaceflight. Connecting plates of 18 spokes in a spoke set are fixedly connectedwith the bottom surfaces of wheel surfaces of a left wheel surface set, a middle wheel surface set and a right wheel surface set in wheel surface sets through bolts and nuts respectively; the inner ends of supporting rods of 18 spokes in the spoke set are fixedly connected to the surface of a hub shaft in a hub according to the arrangement relation of the wheel surfaces of the left wheel surfaceset, the middle wheel surface set and the right wheel surface set in the wheel surface sets. The rolling resistance is small, the trafficability and smoothness are good, the load capacity is high, andthe reliability is high; the annular wheel surfaces made of a spring steel plate are adopted, elastic deformation is generated when the annular wheel surfaces are loaded, the wheel soil contact areacan be increased, the wheel traction force is improved, meanwhile, the elastic deformation can absorb energy, reduce shock and improve riding comfort, and the absorbed energy can be used for restoringthe wheel surfaces. Transverse wheel thorns arranged on the surface of the wheel surfaces can improve the thrust of lunar soil to wheels, and the traction performance and the climbing performance ofthe wheels can be improved.
Owner:JILIN UNIV

Magnetic-absorption wall-climbing robot

The invention discloses a magnetic-absorption wall-climbing robot. The universality and adaptability of the magnetic-absorption wall-climbing robot are increased to meet various work requirements. The magnetic-absorption wall-climbing robot comprises a bottom rack. A front shaft is fixed on the bottom rack. A drive wheel component which can achieve independent speed regulating is mounted on each of the two ends of the front shaft. A first magnetic absorption unit is arranged in each drive wheel component. A guide wheel component is mounted in the middle of the rear of the bottom rack, and a second magnetic absorption unit is arranged in the guide wheel component. Each drive wheel component is provided with a roller wheel and has at least two contact parts with a working plane. The magnetic-absorption wall-climbing robot has the advantages that the robot is good in comprehensive performance, turning is achieved by the speed difference of the left drive wheel component and the right drive wheel component, and high operability is achieved; the first magnetic absorption unit is arranged in each drive wheel component, a second magnetic absorption unit is arranged in the guide wheel component, and the first magnetic absorption units and the second magnetic absorption unit are combined to guarantee good absorption performance; in addition, each drive wheel component is provided with a roller wheel, has at least two contact parts with the working plane and is similar to a track, and good obstacle climbing ability is achieved.
Owner:浙江嘉蓝海洋电子有限公司

Strong-magnetic-absorption snake section type caterpillar band device applied to climbing robot

The invention discloses a strong-magnetic-absorption snake section type caterpillar band device applied to a climbing robot. The strong-magnetic-absorption snake section type caterpillar band device comprises a caterpillar band machine frame, a caterpillar band plate driven wheel, a caterpillar band plate driving wheel, a caterpillar band driving shaft, a snake section type magnetic field reinforced chain with strong magnetic blocks and a permanent magnetic caterpillar band chain; the caterpillar band plate driving wheel, the caterpillar band plate driven wheel and the permanent magnetic caterpillar band chain form a caterpillar band transmission structure; the caterpillar band plate driving wheel is connected with the caterpillar band driving shaft, the caterpillar band plate driven wheeland the caterpillar band plate driving wheel are fixed to two ends of the caterpillar band machine frame correspondingly, the snake section type magnetic field reinforced chain is located at the inner bottom of the caterpillar band machine frame, and the two ends of the snake section type magnetic field reinforced chain are fixed to the two ends of the caterpillar band machine frame correspondingly; and the permanent magnetic caterpillar band chain on the lower part of the caterpillar band machine frame penetrates through a groove in the bottom of the snake section type magnetic field reinforced chain, and the magnetism of the magnetic poles of the same side of caterpillar band plate strong magnetic blocks and the snake section chain strong magnetic blocks are identical. According to thestrong-magnetic-absorption snake section type caterpillar band device applied to the climbing robot, comparatively large adsorption capacity and improvement of loading effect are realized through comparatively small size and weight, and the condition that the strong magnetic blocks are in contact with the absorption surfaces directly is avoided.
Owner:湖南沄耀中创科技有限公司 +1

Swinging arm type transmission line polling robot swinging arm transmission device

Provided is a swing arm actuating device particularly used by an automatic robot for inspection tour of high air transmission lines, belonging to the technical field of robots. The swing arm actuating device is composed of an arm swing actuating mechanism, an actuating mechanism of arms rotating around a vertical shaft and a supporting stand. The arm swing actuating mechanism is composed of a motor, a speed reduction box, gear wheels and a screw actuating mechanism. The actuating mechanism of the arms rotating around the vertical shaft is composed of a motor, a worm gear box and a pivoted frame. The supporting stand is composed of a straight-arm stand, a tripod rest and an ear shape stand. A kernel mechanism of the device employs a parallelogram shaped four-bar mechanism, theoretically guaranteeing that the attitude of a hand-paw in the air is constantly kept when the arms sway up and down, effectively overcoming the shortage that the attitude of a connecting bar is changed with the swaying of the connecting bar in the swaying process of a general link mechanism, from the mechanical structure guaranteeing the decoupling of the spatial position and the attitude of the hand-paw, thereby largely simplifying the operating steps of the robot.
Owner:上海求是机器人有限公司 +1

Wheel type robot chassis

The invention discloses a wheel type robot chassis. The wheel type robot chassis comprises a round base plate, front and back universal wheels and left and right driving wheels, wherein the front andback universal wheels and the left and right driving wheels are connected to the round base, the universal wheels and the driving wheels are arranged in a rhombus shape, and the driving wheels are connected with a driving device. The driving wheels and the driving device thereof are connected to the round base plate through an elastic hanging device, the round base plate is connected with a collision detection device, and the collision detection device comprises a plurality of air pressure testing modules which are evenly distributed on the peripheral edge of the round base plate, and the airpressure testing modules are used for outputting collision signals when the air pressure increases. When the road surface changes, the elastic hanging device has an adaptive function, so that the driving wheels are always in contact with the ground and always has the driving ability, so that the wheel type robot is suitable for both flat environment and uneven environment, and the obstacle climbing ability is high. The collision detection device can detect the external collision force of the robot through the changes of air pressure reflected by the air pressure testing modules at different positions and realize the all-round anti-collision.
Owner:长沙万为机器人有限公司

H-shaped power chassis with ground clearance adjusting function

The invention discloses an H-shaped power chassis with ground clearance adjusting function. The H-shaped power chassis comprises a chassis and an engine, a clutch, a gearbox, a differential, transfer cases, chain wheel transmission mechanisms and wheels arranged on the chassis. The engine transfers power to the differential through the gearbox, and the power is respectively transferred to the chain wheel transmission mechanisms of two sides by a left output shaft and a right output shaft of the differential through the transfer cases at two sides of the chassis, so that the power is transferred to the wheels connected with the chain wheel transmission mechanisms of the two sides. The H-shaped power chassis has the advantages that: the transmission ratios of the front and rear wheels of the same side are the same; and when only one of the wheels of the same side slips and the other wheel does not slip, the torque can be transferred to the non-slip wheel, and a driving force is generated by using the adhesive force of the non-slip wheel, so that an automobile smoothly starts or continuously runs, and the passing performance of the vehicle under the rugged pavement condition is improved. Because of adjustable ground clearance, the chassis is suitable for running on the rugged pavement of a mountain land, a hill or the like, and has high passing property and good smoothness and obstacle detouring capacity.
Owner:BEIHANG UNIV
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