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112results about How to "Stable and reliable walking" patented technology

Multi-sensor integration based three-dimensional environment identifying system for walker aid robot

The invention discloses a multi-sensor integration based three-dimensional environment identifying system and a multi-sensor integrated based three-dimensional environment identifying method for a walker aid robot. The multi-sensor integration based three-dimensional environment identifying system comprises an ARM information processing module, an industrial personal computer and a lower computer motion control module, wherein the ARM information processing module sets up a three-dimensional scene reconstruction and target tracking information and transmits the same to the industrial personal computer module after processing acquired data. The industrial personal computer receives users' commands, generates a navigation map by means of a GPS (global positioning system), combines the three-dimensional scene reconstruction and target tracking information with a navigation map to generate motion path planning information and transmits the motion path planning information to the lower computer motion control module. The lower computer control module drives and controls the walker aid robot to act correspondingly according to the motion path planning information and feeds the motion information back to the industrial personal computer. The three-dimensional environment identifying system integrates multiple sensors, creates a real three-dimensional environment for the walker aid robot and generates superior motion path for the walker aid robot to safely, stably and reliably walk, target tracking is realized effectively, and intelligentization of the walker aid robot is improved.
Owner:冷春涛 +2

A reverser for driving four electromotor asynchronization and realizing rotor frequency conversion speed-adjusting system

The invention relates to a system that an inverter drives four motors asynchronously and simultaneously to realize the speed regulation of a rotor by variable frequency. The system comprises a motor unit, a rectifier unit, a current limiter unit, a chopper unit, an isolator unit, an active inverter, an A / D converter unit, a signal processor unit, a current detector unit and a voltage detector unit and adopts the inverter control theory and the CPU control technique to conduct the on-line control to the four motors. The voltage output by one inverter is served as the additional counter-electromotive force for each motor; PWM signals outputted by each actuator are used for effectively realizing the continuity and the disconnection of each chopper so as to realize that a crane can fulfill four actions of lifting, variation of amplitude, revolving and traveling. The system provided by the invention simplifies the circuit, reduces the volume and the cost and improves the reliability; when the crane is on the rise, extra power can always be fed back to the motor through the same inverter so as to ensure that when the crane descends, the motor is in a state of power generation and the generated power energy is again fed back to the motor or a power grid through the same inverter, thus realizing energy recovery and conservation.
Owner:HUBEI CHUANGQUAN ELECTRIC CO LTD

Low and medium speed magnetic levitation icebreaking and snow melting cleaning robot

ActiveCN106120636AEffective Public Works MaintenanceEffective Operational SecurityRailway cleaningFixed frameSnow melting
The invention discloses a low and medium speed magnetic levitation icebreaking and snow melting cleaning robot which comprises a machine frame, two folding bending mechanisms, an ice melting cleaning mechanism and an autonomous cruising module. The machine frame stretches over two rails F of low and medium speed magnetic levitation to be detected. The two folding bending mechanisms are arranged at the two ends of the machine frame and located above the rails F. Each folding and bending mechanism is provided with a walking wheel pair and a clamping wheel pair. The snow melting cleaning mechanism comprises a fixed frame, a rail F obstacle removal cleaning unit and an ice melting heating unit. The fixing frame is installed on the machine frame and located above the folding bending mechanisms and arranged in the extending direction of the rails F. The rail F obstacle removal cleaning unit and the ice melting heating unit are arranged at the two ends of the fixing frame. The autonomous cruising module is installed below the machine frame. Rail F ice and snow melting and cleaning can be achieved, and the low and medium speed magnetic levitation icebreaking and snow melting cleaning robot has the advantages of being simple in structure, convenient to operate and the like.
Owner:CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP +1

Independent shield trolley sleeper and construction method thereof

The invention relates to an independent shield trolley sleeper and a construction method thereof. The sleeper comprises a horizontal steel plate with a supporting surface, a vertical steel plate and a limiting steel plate, wherein the vertical steel plate and the limiting steel plate are used for bearing the horizontal steel plate; and the shape of the bottom edge of the vertical steel plate is matched with that of an inner arc surface of a shield segment, the dimension of an outer outline surface of the limiting steel plate is matched with that of an inner outline surface of a hand hole on the shield segment, a limiting shaft is arranged at the lower end portion of the limiting steel plate, and the diameter of the limiting shaft is matched with that of a bolt hole axially arranged in the hand hole of the shield segment. The independent shield trolley sleeper has the advantages of being simple in structure, greatly reducing consumption of steel materials, effectively reducing the weight, and enabling a shield trolley to move stably and reliably by being adhered onto the shield segment stably. Simultaneously, by adopting the structure, the sleeper is fast and convenient to detach when used circularly, reduces investment of manpower and time and improves the extending speed of a rail arranged on the sleeper.
Owner:中铁二十四局集团上海铁建工程有限公司 +1

Power automatic conversion connection system of tyre crane with double power supplies

The invention discloses a power automatic conversion connection system of a tyre crane with double power supplies. The system comprises a sliding contact line and a current collection trolley. The sliding contact line is installed on a sliding contact line bracket. Guide rails are installed on the sliding contact line bracket. Travelling wheels are installed on support arms of the current collection trolley. After the current collection trolley is installed on the sliding contact line bracket, the travelling wheels travel on the guide rails. A connection mechanism is installed on the tyre crane. The connection mechanism comprises a vertical moving mechanism, a horizontal stretching mechanism and a hanging device. A guide plate is installed on the sliding contact line bracket above the guide rails. Guide wheels are installed on the ends of the support arms of the current collection trolley. When the current collection trolley moves towards the sliding contact line bracket and is in contact with the guide plate, the guide wheels just enable the travelling wheels to be located right above the guide rails. According to the system disclosed by the invention, the self-supported power of the tyre crane and the power of a commercial power grid can be converted automatically without manual plugging; and the system is safe and efficient and facilitates the transferring work of the tyre crane.
Owner:QINGDAO PORT GRP

Rotatable erection crane for assembling steel box girder

PendingCN108589549AImprove construction efficiencyThe lifting process is smooth and efficientBridge erection/assemblyTravelling gearSteel box girderFlange
The invention provides a rotatable erection crane for assembling a steel box girder. Accurate assembling and butting after rotation of the steel box girder in a plane at 90 degrees in the air is realized. The rotatable erection crane for assembling the steel box girder comprises a walking system, a main truss system, a lifting system and an anchoring system, wherein the main truss system is arranged on the installed steel box girder, the walking system is arranged at the bottom of the main truss system, the lifting system is arranged at the upper part of the main truss system, a longitudinal movement adjustment system is arranged between the main truss system and the lifting system, and a rotatable lifting device is arranged on the lifting system. According to the preferred scheme of the rotatable erection crane for assembling the steel box girder, the walking system includes a pushing cylinder, a rail, a sliding seat and a reverse buckle mechanism, wherein the rail is arranged under the main truss system, the sliding seat matched with the rail is arranged on the rail, the sliding seat is connected to the front end of the pushing cylinder, the rail is connected to the rear end of the pushing cylinder, the upper part of the reverse buckle mechanism is mounted at the rear end of the main truss system through pin shafts, and the lower part of the reverse buckle mechanism is in contact with the outer side of a flange of the rail by rollers.
Owner:SHANDONG LUQIAO GROUP +1

Large filter-press cloth-washing mechanism and travel brake cleaning method

InactiveCN102114370AMeet the needs of installing all cleaning componentsSimple structureFiltration separationLow speedEngineering
The invention relates to a large filter-press cloth-washing mechanism and a travel brake cleaning method. The large filter-press cloth-washing mechanism comprises a filter-press filter-cloth washing mechanism, wherein guide rails in the filter-press filter-cloth washing mechanism are arranged at two sides of a filter-press main beam, a supporting frame is a four-upright frame, the lower end of the four-upright frame is positioned on the guide rails through a horizontal travelling mechanism and moves along the guide rails; the guide rails are electromagnetic guide rails which are connected with an electromagnetic controller through a control wire, a lifting mechanism is positioned at the upper end of the supporting frame and connected with a cleaning frame in the supporting frame, and the lifting mechanism drives the cleaning frame to lift along the inner wall of the supporting frame. The invention has the advantages that: firstly, the lower horizontal travelling mechanism is adopted, the guide rails are arranged at two sides of the guide rail without increasing a huge guide rail supporting frame; secondly, the lifting mechanism is driven by a low-speed motor and is lifted stably and reliably; and thirdly, the cleaning frame is positioned by guide wheels and the electromagnetic guide tracks, therefore, the cleaning mechanism is more stable and reliable and safer in travelling, and the cleaning frame is lifted more stably and reliably.
Owner:HANGZHOU XINGYUAN FILTER TECH

Self-walking multifunctional cleaning vehicle device for solar panel

The invention discloses a self-walking multifunctional cleaning vehicle device for a solar panel. The self-walking multifunctional cleaning vehicle device comprises a device body, wherein the device body comprises an integrated supply unit and a vehicle body; multifunctional cleaning truss structures are installed on the vehicle body; an optional truss extension structure is arranged between the multifunctional cleaning truss structures; crawler walking mechanisms are installed at the two ends of the multifunctional cleaning truss structures; a walking unit driven by a wireless control motor is arranged at one end of the vehicle body; a direct-current motor is installed in the walking unit driven by the wireless control motor; a rolling brush drive shaft is arranged at one end of the direct-current motor; a double reduction structure is arranged on the rolling brush drive shaft; a truss is arranged at the top ends of the multifunctional cleaning truss structures; a water collection tray is arranged at the bottom end of the truss; and a rolling brush is installed at one end of the water collection tray. The self-walking multifunctional cleaning vehicle device disclosed by the invention is novel in structure, and simple and convenient to operate; the multifunctional cleaning truss structures provide electricity, water and steam, and the connection channel of a transmission shaft;and the unique designs of the cleaning rolling brush, a silica gel scraping plate, a water collection plate and the like are provided.
Owner:北京明德信达工贸有限公司

Ground guiding wire traveling crane

The invention relates to a ground guiding wire traveling crane. The ground guiding wire traveling crane comprises a base, a seat body which is arranged on the base and a guard rail which is matched with the seat body, wherein two sides of the base are respectively provided with a traveling device and a braking device; the traveling device and the braking device are respectively provided with a first traveling wheel and a second traveling wheel. The ground guiding wire traveling crane has the following beneficial effects that firstly, newly developed equipment capable of traveling on a ground guiding wire is adopted to maintain the ground guiding wire, and the ground guiding wire traveling crane is simple in structure, reliable to use and high in safety; secondly, the ground guiding wire traveling crane is provided with the traveling device for traveling driving and the braking device capable of braking in time at any time, so that the purposes of quick and stable traveling and safety are achieved, the traveling crane also can be braked at the same time, the operation is simple and reliable, and the work efficiency is improved; thirdly, the ground guiding wire traveling crane is provided with the guard rail, so that the personal safety reliability of maintenance personnel is improved, forward bending and falling are prevented, and the ground guiding wire traveling crane is also beneficial to force-borrowing operation of the maintenance personnel by abutting against the guard rail and is beneficial to reducing the working strength of the maintenance personnel.
Owner:STATE GRID CORP OF CHINA +1

Self-walking device of large transformer

PendingCN112079066ARealize on-orbit self-propelled displacementEliminates many problems with shifting methodsMechanical conveyorsTransformerEconomic benefits
The invention discloses a self-walking device of a large transformer. The self-walking device comprises a walking wheel set, a hydraulic driving system, a control cabinet and a driven walking mechanism, wherein the walking wheel set comprises a plurality of walking wheel mechanisms, the walking wheel mechanisms are uniformly distributed and installed at the bottom of the transformer, the walking wheel mechanisms are power and carriers of the transformer, the hydraulic driving system and the control cabinet are integrated on the driven walking mechanism, the driven walking mechanism is hung onthe transformer through rigid connection, and one end of the hydraulic driving system is in transmission connection with the walking wheel mechanisms. The walking wheel set is provided with the corresponding hydraulic system, so that on-orbit self-walking displacement of the large transformer is realized, and many problems existing in a rope traction displacement mode are eliminated; a ground anchor does not need to be arranged on site, the conveying process is coherent and rapid, and the transfer time of more than ten days can be shortened to one day; and the self-walking device walks stably,safely and reliably, so that the operation efficiency is greatly improved, the engineering construction period or the shutdown maintenance period is shortened, and the economic benefit and the socialbenefit are extremely considerable.
Owner:CHINA YANGTZE POWER +1
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