80 results about "Wheelbarrow" patented technology

The invention discloses a unicycle robot with the function of self-balancing realization. The unicycle robot comprises a wireless module, a gyroscope, a motion controller, and a servo driver. The servo driver includes an oscillating bar servo driver, a waist plate servo driver, a wheel servo driver, an oscillating bar, a waist plate, and a wheel; and the oscillating bar servo driver, the waist plate servo driver, and the wheel servo driver are respectively connected with the motion controller by leads. The gyroscope and an oscillating bar encoder collect a unicycle body gesture; a signal is fed back to the motion controller; the signal is processed by the control program and thus a control instruction is sent to the oscillating bar servo driver, the waist plate servo driver, and the wheel servo driver, so that the oscillating bar, the waist plate, and the wheel are controlled to rotate to adjust and control the gesture of the robot. According to the invention, the rotation inertia of the oscillating bar and the waist plate can be adjusted by an on-line way; the adjusting capability of the balancing and turning of the unicycle robot can be enhanced; and the aadaptability to the dynamic complex environment, of the robot can be improved.

A motorized wheelbarrow having an electric motor which engages a single wheel by a drive means to generate travel of the motorized wheelbarrow over a support surface.

A welding line automatic tracking control method and equipment based on alteration magnetic field measuring technology are provided, which is used for solving the technology problem of the existing I-shape divided edge welding line with difficult tracking and low accuracy. The invention is composed of a welding component and a tracking control component, the tracking control system is composed of a welding tracking sensor, an activating signal resource, a swing device, a computer controller, a drive controller, an implement structure and each surrounding function circuit based on alternate magnetic measuring technology; the swing device drives the welding line tracking sensor to proceed scanning to the welding line divided edge, after processing by a signal process circuit, an operation enlarge circuit and a A / D converse circuit, the scanned welding line divided edge are transferred into the compute controller and then output into a D / A conversing circuit after the second time process, the D / A transferring circuit is processed and then send to the drive controller, thus controlling the motor movement of a welding wheelbarrow and a cross sliding block, which makes the welding gun proceed automatic tracking welding line to finish automatic welding. The invention has the characters of simple structure, quick testing, high tracking accuracy and good reliability, which can be widely used I shape divided edge welding line automatic tracking system.

The invention relates to a single-wheel self-balancing robot system belonging to the category of intelligent robots, in particular to a static unbalanced robot which is capable of autonomously controlling motion balance and then autonomously riding a wheelbarrow. The single-wheel self-balancing robot system provided by the invention comprises a mechanical body and an electrical control system and is characterized in that: a vertically-arranged flywheel capable of rotating from side to side is contained in the upper part of the body and used for realizing the horizontal balance controlling of the robot; a rotatable horizontally-arranged flywheel is contained in the middle of the body and used for realizing the turning of the robot; a single wheel capable of rotating forward and backward is contained in the lower part of the body and used for realizing the forward and backward balance walking of the robot; and the electrical control system is composed of a drive motor, a motion controller and an attitude sensor and a servo drive controller which are connected with the electrical control system. The system provided by the invention provides a control platform, relates to the fields of control technology and intelligent control besides robotics and is capable of satisfying the requirements of multidisciplinary research and teaching.

The invention relates to a portable electric wheelbarrow. The portable electric wheelbarrow comprises an electric travelling wheel, a handbag which can be used for accommodating the electric travelling wheel when an opening is opened or closed, as well as a positioning bracket which connects the electric travelling wheel and the handbag into a whole during accommodating, wherein a foldable connecting rod component enabling the electric travelling wheel to keep in an operating state is arranged between the positioning bracket and the electric travelling wheel. The portable electric wheelbarrow has the advantages that the foldable connecting rod component integrally combines the electric travelling wheel with the handbag, so that components such as a wheel body and the like are totally hidden in the handbag after folded and accommodated; and the portable electric wheelbarrow does not show vehicle features, does not influence appearance, does not expose the vehicle body and cannot pollute a closing person, further, the portable electric wheelbarrow can be lifted by hands and can be dragged, a user can smoothly and portably carry the wheelbarrow to public places such as an elevator, a subway car, an aircraft cabin or an office room and the like.

This invention is in the field of snow removal. More particularly, the invention provides a snowplow blade and an attachment apparatus to be secured to the front of a contractors type wheelbarrow and operated manually. Snow removal is facilitated by the ability to add ballast to the wheelbarrow, which preserves momentum, and by the unique design.

An exercise device having a sled or wheelbarrow configuration comprises a frame that is pushed across a support surface by a user. The frame carries a wheel that movably supports the frame in the wheelbarrow configuration and at least one skid that movably supports the frame in the skid configuration. A pair of handles is selectively repositionable on the frame from a vertical orientation used in the sled configuration and a horizontal orientation used in the wheelbarrow configuration to quickly and easily convert the device between its different configurations. The frame has a carriage that supports a plurality of exercise weight members with the carriage being movable in a fore-and-aft direction on the frame for changing the effort required from the user to push the frame.

The invention discloses a wheelbarrow with an auxiliary wheel. The wheelbarrow comprises a wheelbarrow body, pedals and a power supply switch, wherein an auxiliary wheel system with a liftable auxiliary wheel is mounted on the lower surface of one of the pedals, and a switch B for controlling the auxiliary wheel to descend is mounted on the upper surface of the pedal; a switch A for controlling the auxiliary wheel to withdraw is mounted on the upper surface of the other pedal; the auxiliary wheel system comprises the auxiliary wheel, a supporting rod for mounting the auxiliary wheel, a mounting base formed below the pedal and rotationally connected with the supporting rod, a driving rod rotationally connected with the middle part of the supporting rod, and a sliding block rotationally connected with the other end of the driving rod; a driving system for driving the sliding block to slide is further mounted in one of the pedals; the driving system comprises a motor mounted in the pedal, and a lead screw; a gear rack matched with and connected with the lead screw in a transmission manner is formed on the side surface of the sliding block; a motor mounting cavity, a lead screw mounting cavity and a sliding rail are arranged at the end part of one of the pedals.

A wheelbarrow has a frame, having a top portion (12) and an undercarriage portion (14). There is an open topped vessel (15) mounted on the top portion (12) of the frame, and a pair of handle bars (16, 17) extending rearwardly and integrally from the top portion (12) of the frame. The wheelbarrow also has a pair of ground engagable legs (18, 19), and a front wheel (20) is connected to a front part of the undercarriage portion (14) of the frame, and a rear wheel (21) is connected to a rear part of the undercarriage portion (14) of the frame. The rear wheel (21) is aligned with the front wheel (20). There are pivot axis means (22, 24, 25) of the wheelbarrow for allowing the top portion (12) of the frame to pivot relative to the undercarriage portion (14) of the frame. Manually controllable linkage means (26,27,29,30,31,32) are also provided which are adjustable between first and second positions for allowing a user to link the top and undercarriage portions (12, 14) of the frame when in a first position so that they are unable to pivot relative to each other about the pivot axis means, and for allowing a user to unlink the top and undercarriage portions (12, 14) of the frame when in a second position so that they are able to pivot relative to each other about the pivot axis means.

The invention relates to a mine trackless transport locomotive used for underground subsidiary transport, which comprises a pre driver chamber and a post driver chamber, a driving device, a battery, a load-bearing wheelbarrow, a hoist apparatus, a hydraulic system, an electrical control system, etc. A traction motor in the driving device and a hydraulic pump motor of the hydraulic system both adopt three-phase AC motors, which are provided with AC by the battery through a transducer. The electrical control system comprises of a programmable controller, the transducer, a speed and direction sensor, a pressure sensor, a photoelectric conversion isolation plate, a dashboard, a display board, an intrinsic safety power source, an explosion septal and intrinsic safe electric control box, etc. The traction motor of the trackless motor and the hydraulic pump motor adopt alternating current motors which have the advantages of light weight, small size, low price, convenient maintenance and wide application. The direct current in the battery is transferred into three-phase alternating current by the transducer to reduce attack of starting current on the motors and the battery, prolong the service life of the motors and improve power factor. When the transport locomotive is running declivous, the kinetic energy can be transferred into electric power to charge the battery, so as to realize power regenerative braking.

The invention discloses a bicycle robot capable of being converted into a monocycle. The bicycle robot comprises a front wheel mechanism and a rear wheel mechanism, wherein the front wheel mechanism comprises a front framework, a front fork and a front wheel; a rotating shaft of the front fork is mounted in the front framework through a bearing structure; a front wheel driving mechanism for driving the front wheel to rotate is arranged between the front wheel and the front fork; the rear wheel mechanism comprises a rear framework, a rear fork and a rear wheel; a rotating shaft of the rear fork is mounted in the rear framework through a bearing structure; a rear wheel rotating mechanism for rotating the rear wheel is arranged in the rear framework; a rear wheel driving mechanism for driving the rear wheel to rotate is arranged between the rear wheel and the rear fork; the rear framework is hinged to the rear end of the front framework; and a turning mechanism for upwards turning the rear wheel mechanism by 180 degrees or upwards turning the rear wheel mechanism to the back side by 270 degrees. The bicycle robot capable of being converted into the monocycle realizes conversion of the bicycle robot into a monocycle robot, and is an organic combination of the two robots.

The invention discloses a gyroscopic wheelbarrow robot system capable of realizing self-balancing. A gyroscopic mechanism of the gyroscopic wheelbarrow robot system comprises a gyroscopic rotor, an inner ring frame and an outer ring frame. The gyroscopic rotor is horizontally installed in an inner tooth ring and is driven by a rotor motor to rotate. The inner tooth ring is installed in the inner ring frame and is driven by an inner tooth ring motor to rotate. The inner ring frame is installed in an outer tooth ring. The outer tooth ring is installed in the outer ring frame and is driven by an outer tooth ring motor to rotate. The gyroscopic rotor is orthogonal with the inner tooth ring in position, and the inner tooth ring is orthogonal with the outer tooth ring in position. A balance wheel mechanism of the gyroscopic wheelbarrow robot system is arranged on the gyroscopic mechanism and comprises a balance wheel support and a balance wheel. The balance wheel is vertically installed on the balance wheel support and is driven by a balance wheel motor to rotate. A single wheel mechanism of the gyroscopic wheelbarrow robot system is arranged below the gyroscopic mechanism and comprises a single wheel and a vehicle fork. The single wheel is driven by a pancake motor on the vehicle fork to rotate. According to the invention, the gyroscopic mechanism is used as a stabilization control device, and lateral and front-and-back bistable balance control of the vehicle body is realized.

A wheel barrow consisting of left and right rear axles, left and right rear wheel assemblies and a hitch coupler for towing at high speeds on public roads having left and right structural rails. Both axles are assembled to the left and right structural rails supported at the front by a structural member bracket. Both structural rails serve as handles at the rear. Left and right coupler brackets are assembled to the structural rails to support a coupler which is mounted on both coupler brackets above the front axle, wheel assembly and structural members. Left and right front axle brackets are assembled to both structural rails to support the front axle and wheel assembly. A tub is assembled to both structural rails for loading and unloading. The wheel barrow couples to a vehicle hitch by raising the front off the ground and lowering on the vehicle ball and hitch.

The present invention relates to a control system of an electric self-balance wheelbarrow, comprising a 9-axis motion processing sensor used for acquiring an angular velocity signal and an accelerated velocity signal, a DC brushless motor rotor position sensor used for acquiring a position signal of a rotor of a DC brushless motor, a control unit and the DC brushless motor, wherein output ends of the 9-axis motion processing sensor and the DC brushless motor rotor position sensor are connected with input ends of the control unit, and an output end of the control unit is connected with an input end of the DC brushless motor. The present invention also discloses a control method of an electric self-balance wheelbarrow. According to the control system and the control method of the present invention, a digital signal processor TMS320F2809 having abundant on-chip peripheral equipment resources and 100M strong digital operational capability is adopted, and the advanced 9-axis motion processing sensor is used for measuring the angular velocity and accelerated velocity of a vehicle, an accurate inclination angle of the electric self-balance wheelbarrow can be obtained through a sensor data fusion technology, and the DC brushless motor is controlled by a PID control algorithm, stable and reliable control can be achieved.

A wheelbarrow leg stabilizer having a slip resistant lower surface is provided. Preferably, the slip resistant lower surface includes a plurality of edges structured to engage the ground and thereby increase the starting friction. More preferably, the edges are part of a deformation in the leg stabilizer body. When the stabilizer body is constructed from a generally planar metal member, the deformations may be punched in the stabilizer body thereby creating openings adjacent the deformations. This configuration provides for both an edge that engages the ground but also a face that creates a larger contact surface with the ground.

A wheelbarrow convertible to an adjustable-tilt chair includes a pair of spaced-apart elongated rails, a wheel and axle assembly operably attached adjacent the distal ends of the elongated rails, two support legs, a hopper having two side walls, a bottom member, a front panel, and a seat panel. A pivot rod is rotatably attached to the pair of rails and to a first underside portion of the hopper bottom. Additionally, a brace is hingedly attached at one end to a second underside portion of the hopper bottom, the brace including an elongated rod at an opposite end which adjustably engages with at least one adjustment bracket having a plurality of notches communicating with apertures for engagement with the elongated rod.

This invention generally relates to a wheelbarrow that can easily be assembled and detached for ease of movement and storage. Thus, this wheelbarrow design includes common components of a wheelbarrow but it's characterized by the presence of a series of telescoping tube frames that form the base structure of the wheelbarrow, a pair of legs that are attached to this base telescoping tube frames structure by a joint mechanism, allowing the legs to swing or fold under the tray and back to a designated standing position. The wheelbarrow of this invention is further characterized by the presence of thumbscrews positioned on various sections of the telescoping tube frames, to enable a quick and easy attaching, and detaching of the wheelbarrow into three main sections for ease of movement, storage or reassembling to form a fully functioning wheelbarrow.

The invention discloses an indoor missile disassembling robot and a working method thereof. The robot comprises a support assembly, four sets of driving assemblies, a mechanical arm, mechanical scissors, a laser radar, a camera and a control unit. The support assembly comprises a support body and a protection plate. The protection plate is fixed to the upper portion of a frame body through a plurality of vertically-arranged protection supporting rods. The four sets of driving assemblies are distributed in a rectangular vertex angle mode. The driving assemblies comprise driving supports, driving motors, wheels, damping springs, a plurality of guide rods and limiting plates. The mechanical arm is a six-degree-of-freedom mechanical arm formed by alternately connecting a plurality of steeringengines and connecting rods. The mechanical scissors are mounted on the steering engines at the free end of the mechanical arm. The laser radar is fixedly arranged on the frame body and is connected with the control unit. The camera is fixed to the side surfaces of the mechanical scissors and is connected with the control unit. The control unit is fixed to the frame body and is connected with thedriving motor and each steering engine of the mechanical arm. The indoor missile disassembling robot and the working method thereof have the advantages of high efficiency, safety and the like.

A storage and work place apparatus used in conjunction with a wheelbarrow or similar item. The apparatus includes an housing having a bottom portion and a side portion extending outwardly to form a open chamber the bottom portion is intended to a lie atop a wheelbarrow a cover is used in conjunction with the open chamber and is hinged attached to the housing in order to extend laterally from the housing. At least a first leg attainably connects to the housing and extends outwardly to contact a ground surface adjacent the wheel barrow. At least a second leg is rotatable attached to the cover and also extends outwardly therefrom to support the cover above the ground surface when the leg contacts the ground surface.

A wheelbarrow having an adjustable handle. The wheelbarrow has a bucket portion having a pair of sides and an axle accepting portion therein. An axle member is provided for insertion through the axle engagement member. The axle member has a pair of outer peripheral ends spaced on either side of the pair of sides. A pair of handles are pivotally attached to each of the pair of outer peripheral ends for allowing the handle to pivot away from the bucket portion of the wheelbarrow. Each side of the wheelbarrow has surfaces defining a plurality of handle engaging areas such that the handle may selectively be engaged in an area at a first position and selectively disengaged to move the handle to a second position. Each handle has a handle end portion which includes grip portions corresponding to the number of positions for the handles wherein each grip portion is configured at an angle for being substantially parallel to the ground when in a corresponding position in a selected corresponding slot in the wheelbarrow.

A semipermanent enclosure for a wheelbarrow is used to allow building contractors, installers and the like, some of which already have wheelbarrows, to affix the enclosure to the wheelbarrow in a convenient manner for use as a semi-secure storage box which may be left on site and accessed relatively easily. The enclosure has a plastic body having a dome portion surrounded by a wheelbarrow edge engaging periphery portion. The dome portion rises upwardly from the periphery portion so as to increase storage space there underneath, especially for tools, equipment and the like piled above the edge of the wheelbarrow. The periphery may comprise a forward engagement which locks under the front edge of the wheelbarrow rim and which are secured at a rear thereof using fasteners penetrating the periphery and the adjacent rim of the wheelbarrow. The periphery may be sized and shaped to suit most commercial wheelbarrow rim sizings.

The invention discloses a self-balancing wheelbarrow with pedals provided with auxiliary wheels. The self-balancing wheelbarrow comprises a wheelbarrow body, two vertical pedal installation rods arranged on two sides of the wheelbarrow body, and two pedals arranged on two sides of the wheelbarrow body. The auxiliary wheels are installed below the pedals, the two pedal installation rods are slidably connected with sliders in the vertical direction, and the pedals are rotatably connected onto the sliders through connection shafts. The upper portions of the pedal installation rods are connected with drive screws through bearings, and the drive screws are in transmission connection with a driving module installed in the wheelbarrow body. Transmission threads in transmission connection with the drive screws in a matched way are formed on the surfaces of the sliders facing the pedal installation rods. Sensors used for detecting whether feet of a user stamp on the pedals are installed above the two pedals respectively, and the sensors and the driving module are electrically connected with a controller. The pedal system makes getting on and off the wheelbarrow to be very easy, thereby enabling more people to learn to ride the wheelbarrow easily.

The invention discloses a multifunctional rescue knapsack. The multifunctional rescue knapsack comprises a first knapsack body, a second knapsack body, straps, a collecting bag, a traction rope, auxiliary wheels, supporting rods, a mounting seat, stretcher insertion pipes, storage bags and assistance rods, wherein the first knapsack body and the second knapsack body are detachably connected through a zipper; the straps and the traction rope are arranged on the front side surface of the first knapsack body; the auxiliary wheels are arranged at the bottom of the first knapsack body, and the supporting rods are arranged at the bottom of the second knapsack body; the bottom of the first knapsack body and the bottom of the second knapsack body are each provided with the mounting seat, and the assistance rods are connected with the mounting seat in a horizontal plane in an angle-adjustable mode; and the front side face of the first knapsack body and the rear side face of the second knapsack body are both provided with the stretcher insertion pipes and the storage bags, the assistance rods are detachably connected with the stretcher insertion pipes, and the assistance rods can be stored in the storage bags. The knapsack can be used as a common knapsack, a wheelbarrow, a sliding rod or a stretcher and the like according to actual conditions, and the problem that rescue workers are inconvenient to carry rescue tools and transfer wounded persons in complex terrains can be solved.

The invention discloses a turn light system of an electric wheelbarrow. The turn light system comprises a turn light mounted at the front part of the wheelbarrow body and / or on the left and right sides of the back part; two pedals on the two sides of the wheelbarrow are both provided with a confirm button switch for judging whether both feet of a rider step on the pedals and a control button switch for controlling the on / off of the turn light; the confirm button switch is mounted above the front half of the pedal; the control button switch is mounted above the back half of the pedal; and the turn light on the left side is controlled by the control button switch on the right side while the turn light on the right side is controlled by the control button switch on the left side. Through adaptive design according to the stress state of the feet when the user rides the wheelbarrow, the turn light system is convenient to control and has high practicability.

The invention discloses an intelligent electric scooter which comprises a wheelbarrow, a pull rod mounted on the wheelbarrow, a skateboard component detachably connected with the wheelbarrow and a bolt used for connecting the skateboard component and the wheelbarrow. The intelligent electric scooter is characterized in that a pressure sensor is used for detecting body weight of a user, first rated weight can be set between 15-20kg according to user requirements when detection value of the pressure sensor is greater than the first rated weight, the person standing on a pedal is an adult, and first rated speed of the wheelbarrow is 30km / h; when the detection value of the pressure sensor is smaller than the first rated weight, the person standing on the pedal is a child, and second rated speed of the wheelbarrow is 10km / h. The wheelbarrow can be used independently and can also be fittingly used with the skateboard component to serve as the electric scooter.

A wheelbarrow with multiple wheels on a front axle is provided. The wheelbarrow includes a cargo carrying portion, two load carrying members supporting the cargo carrying portion, and a motor providing an output torque. The wheelbarrow further includes the front axle attached to the two load carrying members, a middle wheel attached to the axle and receiving the output torque from the motor, and two side wheels attached to the axle, one on either side of the middle wheel wherein the two side wheels each have a smaller diameter than the middle wheel.

An auxiliary wheel assembly mounted on a selected portion of a wheelbarrow comprising: several structural members namely a urethane receptacle barrow, a front support and dual swivel wheel assembly, a dual rear support and wheel assembly with a plurality of heavy duty wheels, and a manner to connect these front and rear assemblies and barrow. The various component members are potentially made of various materials and are designed for original equipment offerings or aftermarket additions to currently produced wheel barrows.

The present invention provides support frames for positive pressure blowers having one or more wheels mounted at a lower corner of the frame, wherein the wheels are mounted to roll in a direction that is perpendicular to the flow of air through the blower. This sideways orientation of the wheels allows a frame carrying a blower to be easily moved from side to side, such as when placed into or removed from a side compartment on an emergency vehicle, and allows such a frame carrying a blower to be easily tilted, turned and rolled around at the scene of a fire in much the same manner as a wheelbarrow. Embodiments of the invention may include an upper handle or grip which allows a user to control the frames by tilting and rolling them around on the wheels. Embodiments of the invention may include a support bracket for holding a battery or other power supply.

A motorized wheelbarrow including a motor and a drive pulley that rotates when the motor is operating. The motorized wheelbarrow also includes wheels and a drive train assembly for transmitting power from the motor to the wheels. The motorized wheelbarrow also includes a clutch assembly movable between a connected condition, in which the motor and the drive train assembly are connected by the clutch assembly, and a disconnected condition, in which the motor and the drive train assembly are not connected with each other, and a brake assembly movable between an engaged condition, in which the brake assembly resists rotation of the wheels, and a disengaged condition, in which the brake assembly does not resist rotation of the wheels. Both of the clutch assembly and the brake assembly are controlled by a single control assembly so that the clutch assembly and the brake assembly are mutually functionally exclusive.