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30results about How to "Realize steering operation" patented technology

Walking assembly of crawler-type engineering vehicle and control method thereof

The invention discloses a walking assembly of a crawler-type engineering vehicle and a control method thereof. The walking assembly of the crawler-type engineering vehicle comprises a controller, a walking mechanism and a hydraulic system, wherein the walking mechanism comprises four crawlers which are horizontally arranged in sequence, two crawlers are arranged at the left side, and the other two crawlers are arranged at the right side; the hydraulic system comprises four hydraulic pumps and four hydraulic motors; the four crawlers are driven by the four hydraulic motors, and the four hydraulic pumps and the four hydraulic motors are in one-to-one correspondence; and an output end of the controller is connected with a control end of a variable control mechanism of the hydraulic pump. In the walking assembly, the controller can control the discharge capacity of each hydraulic pump so as to control the actual output rotational speed of each hydraulic motor, so the four crawlers are encircled at a preset speed. The control on the walking assembly can realize the turning of the crawler-type engineering vehicle, a turning system does not need to be arranged independently, and the whole structure of the crawler-type engineering vehicle can be simplified so as to facilitate control and operation.
Owner:SANY ELECTRIC CO LTD

Design for tailless vector coaxial helicopter

The invention discloses design for a tailless vector coaxial helicopter. A double-motor up-down double-rotor-wing structure is adopted, two motors are connected with an upper rotor wing and a lower rotor wing correspondingly, the rotating directions of the upper rotor wing and the lower rotor wing are opposite, torque is overcome by the identical rotation speed of the two motors, the rotation speed difference of the two motors is controlled, and steering operation is realized by torque imbalance brought by the rotation speed difference; vector control is adopted, a motor rotor wing power system is tilted through a tilting disc, the lift component of tilting of the rotor wings provides aircraft power, and flight of an aircraft in random directions is realized; the tailless vector coaxial helicopter comprises the upper rotor wing, the lower rotor wing, the upper motor, the lower motor, the vector tilting disc, pulling rods, a steering engine, a flight control system, an electronic speedcontroller, a power battery and a helicopter body; and the helicopter body is internally provided with a steering engine installing plate and a flight control system installing plate.
Owner:王继华

Handheld multi-degree-of-freedom controllable interventional guide wire and interventional device

ActiveCN112076379AEfficient and safe completionImplement auto-rotationGuide wiresDrive wheelHand held
The invention discloses a handheld multi-degree-of-freedom controllable interventional guide wire and an interventional device. The interventional device comprises a handle shell, a control module, abutton, a bearing, the multi-degree-of-freedom controllable interventional guide wire, a rigid sleeve, a driven wheel, a driving wheel, a driving motor, a separation seat, transition wheels, a separation wheel, a wire, a battery and a plug. The multi-degree-of-freedom controllable interventional guide wire comprises a soft sleeve, a hydrophilic layer and a head end, wherein the hydrophilic layer is positioned on the outer layer of the sleeve; the whole guide wire can be divided into an active bending section and a non-active bending section, and a spring is embedded in a hydrophilic layer of the active bending section and used for providing recovery rigidity of bending of the guide wire; and the guide wire further comprises a front-end torsion shaft, a front-end limiting ball, a front-endlimiting plate, a front-end torsion rope, a middle-section torsion rope, a middle-section limiting plate and a middle-section torsion shaft which are arranged in the sleeve. According to the invention, the manipulation of a surgeon can be accurately reproduced, and the surgeon can be assisted to complete a diagnosis and treatment task for a patient more efficiently and safely.
Owner:BEIJING UNIV OF POSTS & TELECOMM

AVG conveying device

PendingCN111152710AEasy to walk and transportEasy Adaptive LiftingNon-rotating vibration suppressionElectrical steeringSteering wheelVehicle frame
The invention provides an AVG conveying device which comprises a vehicle body, a steering wheel mounting assembly and a wheel holding mechanism, the vehicle body comprises a first vehicle frame, a second vehicle frame and a connecting frame, the steering wheel mounting assembly comprises steering wheel single pieces arranged corresponding to the first vehicle frame and the second vehicle frame respectively, and each steering wheel single piece comprises a base, a buffer connecting piece, a steering wheel and a steering mechanism; the wheel holding mechanism comprises wheel holding single pieces arranged corresponding to guide rails in the first vehicle frame and the second vehicle frame respectively, and each wheel holding single piece comprises a holding assembly and a lifting assembly. According to the technical scheme, the AVG conveying device has the beneficial effects that the overall structure is simple, and through the design of the steering wheel mounting assembly, walking conveying of the whole AVG conveying device is facilitated; due to the design of the wheel holding mechanism, a vehicle can be held tightly, the wheel holding single pieces holding the vehicle tightly aredriven to ascend and descend adaptively, the design of the steering wheel single pieces is combined, the vehicle can automatically pass security check, a driver does not need to operate the vehicle,efficiency is high, and safety is high.
Owner:ZHUZHOU CSR SPECIAL EQUIP TECH

Anti-rollover vehicle body mechanism of multiwheel vehicle

PendingCN108725655AAchieving roll adjustmentSlow down the effects of centrifugal forceCyclesRolloverVehicle frame
The invention discloses an anti-rollover vehicle body mechanism of a multiwheel vehicle. The anti-rollover vehicle body mechanism comprises a vehicle frame, two adjusting front wheels are arranged onthe front side of the vehicle frame, and a vehicle body adjusting mechanism is arranged above the adjusting front wheels and mainly comprises an upper moving frame and a lower moving frame; the uppermoving frame comprises two upper connection rods arranged at an interval in a front-rear parallel manner and connected by through three upper rotating shafts, the lower moving frame comprises two lower connection rods arranged at an interval in a front-rear parallel manner and connected by three lower rotating shafts, the upper rotating shafts and the lower rotating shafts in up-down correspondence in the upper and lower moving frames are connected by guide columns, steering shaft sleeves are arranged on the two guide columns positioned on the lateral side, and the middle of each steering shaft sleeve extends outwards and downwards to be connected with the adjusting front wheel on the corresponding side. Lateral-tipping turning of the vehicle is realized by adjusting height of the adjusting front wheels relative to the vehicle frame, so that impact of centrifugal force received by the vehicle body during turning can be relieved effectively, stable turning can be ensured, and rollover can be avoided.
Owner:叶奇正

Gas pumping-exhaust directional drilling tool and drilling method

PendingCN110685735AReduce vibrationReduce the chance of collapsing holesFluid removalDirectional drillingThermodynamicsPneumatic motor
The invention discloses a gas pumping-exhaust directional drilling tool which comprises a hollow drill rod and a drill bit; a high-pressure gas path is connected to the hollow drill rod backwards; a pneumatic motor is connected to the front end of the hollow drill rod; an output shaft of the pneumatic motor is connected with the drill bit forwards; the position, behind the pneumatic motor, of thehollow drill rod is uniformly provided with more than three front pneumatic jacks in a circumferential direction; each front pneumatic jack is connected with the high-pressure gas path, and the connecting part of each front pneumatic jack and the high-pressure gas path is provided with a front electromagnetic valve used for controlling the working state of the corresponding front pneumatic jack; ajacking direction of each front pneumatic jack is perpendicular to an axis of the hollow drill rod; and the high-pressure gas path extends backwards to a high-pressure gas source outsides a drilled hole. The invention further discloses a corresponding drilling method. By adopting the gas pumping-exhaust directional drilling tool and the drilling method, self-propelled drilling is realized, a pipeis put down while drilling is performed, the drilled hole is timely supported, and operation of separately inserting a gas pumping-exhaust pipe does not need to be performed after drilling, so that the whole drilling process is safer, time-saving and efficient, lowers the operation difficulty and improves the working efficiency.
Owner:HENAN POLYTECHNIC UNIV

Subway track-laying vehicle, tire running device thereof, trackless adjusting method of subway track-laying vehicle

PendingCN107604775ARealize trackless operationImproved trackless operationBase supporting structuresBraking devices for hoisting equipmentsRoad surfaceControl theory
The invention discloses a tire running device of a subway track-laying vehicle. The tire running device is characterized in that the tire running device is provided with solid tires, installation angles of the solid tires can be adjusted according to the gradient of an operating pavement, so that the solid tires are fitted with the operating pavement, and trackless operation of a subway track-laying vehicle is achieved. According to the tire running device, the trackless operation of the subway track-laying vehicle is achieved, track pre-laying is omitted, the installation angles of the solidtires in the tire running device can be adjusted, the tire running device is better in road condition adaptability and structure stability and higher in reliability and safety, and the trackless operating efficiency of the subway track-laying vehicle is higher. The invention further provides the subway track-laying vehicle and a trackless adjusting method of thereof.
Owner:ZHUZHOU XUYANG ELECTRICAL & MECHANICAL TECH DEV CO LTD +1

Traveling control device of garden management machine

The invention discloses a traveling control device of a garden management machine. The traveling control device comprises a handrail substrate which is installed on the rear end of a garden management machine stander, wherein the handrail substrate is provided with a handrail horizontal rotating shaft in the vertical direction, the top end of the handrail horizontal rotating shaft is fixedly provided with a handrail installation base, a handrail horizontal rotating locking device is arranged between the handrail substrate and the handrail installation base, and the bottom end of the handrail horizontal rotating shaft extends downwards to penetrate through the handrail substrate and to be provided with a steering assistant device; and the handrail installation base is provided with a handrail pitching rotating shaft in the horizontal direction, a handrail is installed on the handrail pitching rotating shaft in a rotating way, and a handrail pitching rotating locking device is arranged between the handrail installation base and the handrail. When the traveling control device is in work, the horizontal rotation and locking of the handrail can be realized, and the pitching rotation and locking of the handrail also can be realized, so that incapability in work in a narrow space can be avoided, the convenience and applicability of the garden management machine can be greatly improved, and the agricultural operation quality can be improved.
Owner:CHANGYI BAOLUDA MACHINERY MFG

Wheel-track combined wall-climbing robot

The invention provides a wheel-track combined wall-climbing robot. The wheel-track combined wall-climbing robot comprises a frame, rubber wheels, a steering adjusting mechanism, electromagnetic adsorption type track mechanisms, a welding gun, a welding gun transmission mechanism, a camera support assembly, a CCD camera, a cross curve laser marker, an ultrasonic obstacle avoidance sensor and a PLC; the rubber wheels are connected to the two sides of the front end of the frame through universal joints, and the steering adjusting mechanism is connected between the rubber wheels and the frame; the electromagnetic adsorption type crawler mechanisms are connected to the two sides of the frame; the welding gun is connected to the front end of the frame through the welding gun transmission mechanisms; and the CCD camera and the cross line laser line marker are installed on the camera support assembly, and the camera support assembly is connected with the frame. According to the wheel-track combined wall-climbing robot, wall-climbing movement of the robot can be achieved, steering operation of the robot can be achieved, movement of the welding gun in the set range where the robot frame is located can be achieved, and the welding task can be flexibly and efficiently completed.
Owner:SHANGHAI DIANJI UNIV

Non-spring electromagnetic front steering structure of toy car

The invention discloses a non-spring electromagnetic front steering structure of a toy car. A traditional motor control steering mechanism is replaced with an electromagnetic steering mechanism, two magnets are installed on the two sides of a coil base respectively so that magnetic poles of the opposite faces of the two magnets can be contrary, and meanwhile a magnet is installed in a rocker bar of the coil base. The magnet is located between the two magnets on the two sides, and mutual attraction between the magnet in the rocker bar and the two magnets is kept so that an automatic guiding effect can be achieved under the condition that a coil is not powered on; currents of the coil are controlled to enter the pole direction, and a magnetic pole generated by the coil and a magnetic pole of the magnet in the rocker bar are attracted, so that the rocker bar installed in the coil swings left and right to correspondingly drive a steering base to rotate through a right-angle bent bar, and then steering operation is achieved. Through control over the attraction acting force of the magnetic poles, steering of the toy car is controlled, and compared with a motor, the non-spring electromagnetic front steering structure has the advantages of being low in price, simple in structure, convenient to assemble, controllable in steering angle, high in durability and the like.
Owner:GUANGDONG FEILUN TECH IND

Traveling control device

The invention discloses a traveling control device. The traveling control device comprises a handrail substrate mounted at the rear end of a rack of a field management machine; a handrail horizontal rotating shaft in the vertical direction is arranged on the handrail substrate; a handrail mounting seat is fixedly mounted at the top end of the handrail horizontal rotating shaft; a handrail horizontal rotating locking device is arranged between the handrail substrate and the handrail mounting seat; the bottom end of the handrail horizontal rotating shaft extends downwards to pass through the handrail substrate, and a steering auxiliary device is mounted at the bottom end of the handrail horizontal rotating shaft; a handrail pitching rotating shaft in the horizontal direction is arranged on the handrail mounting seat; a handrail is mounted on the handrail pitching rotating shaft in a rotating manner; and a handrail pitching rotating locking device is arranged between the handrail mounting seat and the handrail. During operation, horizontal rotation and locking of the handrail can be realized, pitching rotation and locking of the handrail can also be realized, and the device can work no matter the space is narrow or not, so that the convenience and applicability of the field management machine are greatly improved, and the quality of agricultural work is improved.
Owner:于维嘉

An adjustable steering device that can facilitate the transportation of corrugated boxes

The invention discloses an adjustable steering device that facilitates the transportation of corrugated cartons, relates to the technical field of corrugated paper production, and specifically relates to an adjustable and steering device that facilitates the transportation of corrugated cartons, including a support mechanism and a booster mechanism. There is a positioning mechanism, and the left and right sides of the positioning mechanism are provided with conveying mechanisms, the middle part of the positioning mechanism is provided with a booster mechanism, and the bottom of the booster mechanism is provided with an angle control mechanism, and the booster mechanism includes a power shaft, a support plate, The bearing and the power-assisted rubber belt are fixed, and the front and rear ends of the power shaft are all provided with support plates. The adjustable steering device, which can facilitate the transportation of corrugated cartons, relies on the cooperation between the base panel and the electric turntable to realize the rotation adjustment of the power-assisted mechanism, thereby changing the direction of the corrugated cartons during the traveling process and realizing the steering operation during corrugated cartons transportation , effectively meet the needs of people.
Owner:襄阳申谦包装有限公司

Field manage machine

The invention discloses a field manage machine. The field manage machine comprises a rack, wherein the rear end of the rack is provided with a handrail base, a handrail horizontal rotating shaft arranged vertically is arranged on the handrail base, the top end of the handrail horizontal rotating shaft is fixedly provided with a handrail mounting base, and the bottom end of the handrail horizontal rotating shaft extends downwards to pass through the handrail base and is provided with a steering auxiliary device; a horizontal handrail pitch rotating shaft is arranged on the handrail mounting base, a handrail is mounted on the handrail pitch rotating shaft, a handrail horizontal rotating locking device is arranged between the handrail base and the handrail mounting base, and a handrail pitch rotating locking device is arranged between the handrail mounting base and the handrail; when the machine is working, the horizontal rotation and locking of the handrail can be realized, the pitch rotation and locking of the handrail can also be realized, and the handrail rotates horizontally to drive a steering wheel to rotate, so as to realize the steering operation of the field manage machine, thereby greatly improving the convenience and applicability of the filed manage machine, and improving the quality of farm operation.
Owner:于维嘉

Prefabricated curtain board and protecting wall formwork construction trolley for viaduct surface of high-speed train

The invention discloses a prefabricated curtain board and protecting wall formwork construction trolley for the viaduct surface of a high-speed train. The prefabricated curtain board and protecting wall formwork construction trolley comprises a frame structure assembly, a suspension crane assembly, a double-steering-wheel assembly, a fixed single-wheel assembly, a supporting leg mechanism assembly, a frame lifting assembly, a rail beam telescopic assembly, a bottom counterweight assembly, a power electronic control assembly and the like; the frame structure assembly is a mounting bearing partof all the mechanism devices; the suspension crane assembly realizes left-right, front-rear and up-down three-dimensional movement under manipulation of a wireless remote manipulator; the double-steering-wheel assembly is the main functional part for linear and steering running of a whole machine; the fixed single-wheel assembly is also one of the main functional parts for running of the whole machine; and a power hydraulic system provides power for the frame lifting assembly and the rail beam telescopic assembly, and thus rising, falling, expanding and retracting movement requirements are met. The prefabricated curtain board and protecting wall formwork construction trolley has the functions of loading, unloading, hoisting, mounting, dismounting, storing, linear running and curve runningsimultaneously, meanwhile, operation of other working procedures is not affected, and the comprehensive efficiency is high.
Owner:苗林展

Biped autonomous walking intelligent robot

The invention discloses a biped autonomous walking intelligent robot which comprises a robot body. The robot body is characterized by comprising a master control module. The master control module is electrically connected to a safety protection sub system, a network communication module, a front obstacle detection unit, a signal processing sub system, a signal indicating unit and a human-machine interaction interface. The biped autonomous walking intelligent robot has the advantages that the condition that staff is the staff of the post or not is determined, so that a disordered program of therobot which walks as external staff operates the system is prevented effectively, and the probability of damaging the robot in the operating process is reduced greatly. A synchronizing wheel under the action of a spring leans against a cone-shaped roller all the way, so that the cone-shaped roller rotates to drive the synchronizing wheel to rotate inevitably, and the synchronizing wheel drives ashaft sleeve to rotate through two universal joints. The shaft sleeve can slide relative to a third rotary shaft through part of the structure of a synchronizing groove but cannot rotate relatively, so that the cone-shaped roller can drive a first straight gear to rotate stably.
Owner:江门市国彬机器人有限公司

Power-assisted steering automatic centering device for vehicle

ActiveCN114475773ARealize steering operationGuaranteed to drive in a straight lineSteering linkagesFluid steeringBall jointPiston rod
The invention provides a vehicle power-assisted steering automatic centering device which comprises a steering cavity, a piston, a piston rod, a centering cavity and a ball joint, and one end of the piston rod is in threaded connection with the ball joint; a groove is formed in the piston rod, a shaft steel cable baffle ring is installed in the groove, and the piston rod and the two floating pistons are connected through the shaft steel cable baffle ring to form a kinematic pair. The steering cavity and the centering cavity are connected with the middle end cover through clearance fit; the centering cavity is fixedly provided with a guide sleeve through a steel wire baffle ring and a circlip for a shaft; a shaft seal is mounted between the guide sleeve and the piston rod; shaft guide rings are arranged between the piston rod and the two floating pistons and between the piston rod and the middle end cover, first hole guide rings are arranged between the two floating pistons and the middle cavity, and second hole guide rings are arranged between the pistons and the steering cavity. According to the device, the integrated design of power-assisted steering and automatic centering is achieved, the space is greatly saved, the weight is remarkably reduced, the structure is easy to achieve, and the device is suitable for batch production and application.
Owner:TAIYUAN HEAVY MACHINERY GRP YUCI HYDRAULIC IND JINAN CO LTD

A vehicle steering assist automatic centering device

ActiveCN114475773BRealize steering operationGuaranteed to drive in a straight lineSteering linkagesFluid steeringKinematic pairBall joint
The invention provides a steering assist automatic centering device for a vehicle, which includes a steering cavity, a piston, a piston rod, a centering cavity and a ball joint. One end of the piston rod is connected with the ball joint by threads; There is a groove, and the steel wire retaining ring for the shaft is installed in the groove, and the wire retaining ring for the shaft associates the piston rod with the two floating pistons to form a kinematic pair; the steering cavity and the centering cavity are connected with the middle end cover through clearance fit; The middle cavity is fixed with a guide sleeve through a steel wire retaining ring and a shaft elastic retaining ring; a shaft seal is installed between the guide sleeve and the piston rod; a shaft guide ring is installed between the piston rod and the two floating pistons and the middle end cover. The first guide ring for holes is arranged between the two floating pistons and the intermediate cavity, and the second guide ring for holes is arranged between the pistons and the steering cavity. The device realizes the integrated design of power steering and automatic centering, greatly saves space, significantly reduces weight, and has an easy-to-implement structure, which is suitable for mass production and application.
Owner:TAIYUAN HEAVY MACHINERY GRP YUCI HYDRAULIC IND JINAN CO LTD

Vehicle emergency steering system

The invention provides a vehicle emergency steering system. The system comprises a first steering cylinder, a first steering control component connected with the first steering cylinder, and a first main pump and further comprises a priority valve and a first emergency special pipeline, an input port of the priority valve communicates with an output port of the first main pump through a first connecting channel, a priority port of the priority valve communicates with the first emergency special pipeline through a second connecting channel, a bypass port of the priority valve communicates withthe first steering control component through a third connecting channel, the first emergency special pipeline is used for communicating with a second emergency special pipeline of an accident vehicle,and the second emergency special pipeline communicates with a second steering control component of the accident vehicle. When the accident vehicle needs to steer, the priority port of the priority valve communicates with the input port, and a compression medium generated by the first main pump sequentially flows through the first connecting channel, the priority valve, the first emergency specialpipeline and the second emergency special pipeline and enters the second steering control component of the accident vehicle.
Owner:MCC BAOSTEEL TECH SERVICE

Transformer door lock

The invention provides a transformer door lock which comprises a door lock body composed of a door body, a hinge, an electronic lock, a cylindrical gear, a rack, a spring bolt and a rotary matching column, the cylindrical gear is fixedly arranged on the rotary matching column in a sleeving mode, a mounting support is fixedly arranged in the door body and located below the rotary matching column, and the hinge is fixedly arranged on the door body. The mounting support and the two racks are arranged in an avoiding mode, a middle rotating shaft is arranged on the mounting support in a rotating mode, the middle rotating shaft is longitudinally arranged and is perpendicular to the rotating matching column, a first bevel gear is fixedly arranged at the top end of the middle rotating shaft, and the rotating matching column is fixedly sleeved with a second bevel gear meshed with the first bevel gear. The transformer door lock provided by the invention has the advantages that manual unlocking can be carried out under the condition that equipment is powered off, the operation modes are increased, and a user can conveniently use the transformer door lock.
Owner:河北大唐国际丰宁风电有限责任公司

Floating device of paddy field operation equipment driving system

The invention discloses a floating device of a paddy field operation equipment driving system. The floating device comprises a lower framework, an upper framework, wheel frames, a hanging bracket, wheel and axle assemblies, a differential mechanism, universal shaft assemblies, main pins and rollers, wherein an axle sleeve is arranged in the middle of the lower framework; pin holes are formed in both ends of the lower framework; the upper framework is rotationally connected with the axle sleeve through a shaft; upper ends of the wheel frames are hinged with the pin holes through the main pins;the hanging bracket is connected with the lower end of the lower framework; the hanging bracket is connected with both sides of the differential mechanism in a fastened manner; wheel discs are arranged at lower ends of the wheel frames; the wheel and axle assemblies are connected with the wheel discs in a fastened manner; one ends of the universal shaft assemblies are connected with the output shaft of the differential mechanism; the other ends of the universal shaft assemblies are connected with the wheel and axle assemblies; and the rollers are connected with the wheel and axle assemblies ina fastened manner. The floating device is good in power and high in ground clearance; and in addition, as the input shaft of the differential mechanism is connected, multi-wheel driving can be achieved, and the floating device does not slip off or run off tracking and is stable in steering in rice fields with different mud depths.
Owner:ZHEJIANG YISEN MACHINERY

Vertical cabinet type air conditioner convenient to turn and move

The invention discloses a vertical cabinet type air conditioner convenient to turn and move. The vertical cabinet type air conditioner comprises a base. The upper portion of the base is sleeved with asupporting plate. Upper sliding sleeves are fixedly in cup joint to the lower end of the supporting plate. The upper side of the base is fixedly sleeved with lower sliding sleeves. First sliding blocks are arranged below the upper sliding sleeves. First sliding grooves are formed in the upper portions of the lower sliding sleeves. The first sliding blocks are in sliding clamping and connection into the first sliding grooves. The first sliding blocks are of an annular structure. Protruding blocks are symmetrically arranged on the first sliding blocks. The first sliding grooves are of an annular structure. Notches are symmetrically formed in the first sliding grooves. One end of an output shaft of a motor is fixedly connected with a connecting pad. According to a novel air conditioner rotation mechanism, through cooperation of the upper sliding sleeves and the lower sliding sleeves, the supporting plate is supported, and the supporting plate is controlled through the motor to make the air conditioner turn; self-locking trundles are contracted through electric cylinders, and the air conditioner is convenient to move and turn; and an embedded structure is adopted in a moving mechanism, and the device is integrally attractive and practical.
Owner:SHENGSHIYAOLAN SHENZHEN TECH CO LTD

A hand-held multi-degree-of-freedom controllable interventional guide wire and interventional device

The invention discloses a hand-held multi-degree-of-freedom controllable intervention guide wire and an intervention device. The intervention device includes: a handle housing, a control module, buttons, bearings, a multi-degree-of-freedom controllable intervention guide wire, and a rigid sleeve. , Driven wheel, driving wheel, driving motor, bit seat, transition wheel, bit wheel, wire, battery, plug. The multi-degree-of-freedom controllable interventional guide wire includes: a soft sleeve, a hydrophilic layer and a head end; wherein, the hydrophilic layer is located on the outer layer of the sleeve; the entire guide wire can be divided into an active bending section and a non-active bending section , a spring is embedded in the hydrophilic layer of the active bending section to provide the recovery stiffness of the guide wire bending. The guide wire further includes: a front torsion shaft, a front limit ball, a front limit plate, a front twist rope, a middle twist rope, a middle limit plate, and a middle torsion shaft arranged inside the casing. The invention can accurately reproduce the surgeon's manual operation, assisting the surgeon to more efficiently and safely complete the task of diagnosing and treating patients.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Large-rotating-angle wet brake steering axle

PendingCN110843906ASmall steering angleStable and good brakingBraking element arrangementsSteering linkagesSteering wheelSteering angle
The invention discloses a large-rotating-angle wet brake steering axle. The Large-rotating-angle wet brake steering axle comprises an axle body, steering knuckles, main pins, hubs, wet brakes, a tie rod and a steering oil cylinder. The two ends of the axle body are connected with the hubs and the steering knuckles through the main pins correspondingly. By rotating a steering wheel, oil is injectedinto the oil cylinder through an oil pipe connected with the steering oil cylinder, thus, a piston of the steering oil cylinder is pushed to move in the left-and-right direction, a piston rod is driven to move, the tie bar is connected with the two steering knuckles, the piston rod moves to drive the steering knuckles to rotate, thus, the hubs rotate, the hubs are acted through the wet brakes forbraking, guarantees can be achieved in different harsh environments, at the same time, the requirements of the smaller steering structure and the larger steering angle are met, the wet brakes are used for replacing original drum brakes or clamp brakes, a vehicle has stable and good braking performance in different use environments, the structural layout is smaller and more compact, and the performance requirement of the large rotating angle can be met.
Owner:HEFEI HAIYUAN MACHINERY

Amphibious inspection robot

The invention relates to an amphibious inspection robot. The robot capable of running in water or on land for inspection is designed. Crawler wheels are arranged at the bottom of the robot and mounted on a bottom frame. A protective shell is mounted on the upper portion of the bottom frame. Propellers are mounted at the lower end and the top of the protective shell. Inspection devices are mounted in front of and behind the top of the protective shell. A mechanical arm is mounted in the middle of the top of the protective shell. The robot runs on land for inspection through the crawler wheels and runs in water for inspection through the propellers. The inspection devices mounted in front of and behind the protective shell shoot and record objects around the running route of the robot. When the front ends of the devices are hindered, objects hindering the front ends of the devices are treated through the mechanical arm, and normal running of the robot is guaranteed. Searchlights and high-definition cameras are mounted on the inspection devices. Bases of the inspection devices are rotatably arranged, and the surrounding conditions of the inspection robot can be shot and recorded. A protective box is arranged in the middle of the bottom frame. A controller, a main board and a power source for running of the robot are mounted in the box.
Owner:盐城中科高通量计算研究院有限公司

Four-way fork steering mechanism

The invention relates to the technical field of forklift steering devices, and discloses a four-way fork steering mechanism which is characterized in that a guide device comprises a guide rod, a semicircular groove is formed in the position, close to one end, of an inner cavity of the guide rod, and a guide hole is formed in the inner wall of the semicircular groove and corresponds to a flow guide groove; a guide pipe is fixedly installed at one end of the guide hole and located on the outer surface of the guide rod, the guide rod is sleeved with the guide pipe and corresponds to the contact rod, and a round through hole is formed in one end of the guide rod and matched with the push rod. A round through hole is formed in one end of the guide rod, and the round through hole is matched with the push rod, so that hydraulic oil pushes the push rod to stretch out of an inner cavity of the guide rod, and therefore the guide wheel is pushed to swing, and steering operation of the forklift is achieved. And the problem of poor steering precision caused by improvement of ground friction force of the guide wheels during load bearing of the forklift due to direct steering control by a motor is solved, and the steering precision of the device is improved.
Owner:ANHUI YUFENG WAREHOUSING EQUIP

Bullet steering device and method

The invention discloses a bullet steering device and method. The device comprises a supporting piece, and a direction detection mechanism, a steering mechanism and a transfer mechanism that are supported through the supporting piece, the direction detection mechanism and the steering mechanism are arranged on a conveying path of the transfer mechanism, the steering mechanism is an axial rotating device, and the steering track of the steering mechanism corresponds to the direction detection result of the direction detection mechanism, so that the orientation of materials is consistent with the preset discharging orientation. According to the bullet steering device, the direction of bullets is detected firstly, then the materials are transferred from the direction detection mechanism to the steering mechanism through the transfer mechanism, and the steering mechanism steers the materials according to the direction detection result, so that the steered materials face the same direction; and through continuous movement of the direction detection mechanism, the steering mechanism and the transfer mechanism, mechanical material steering operation is achieved, manpower is liberated, and the problem that steering accuracy and efficiency are not high after long-time manual labor is solved.
Owner:GUANGDONG KAR MING INTELLIGENT TECH CO LTD

Simple and easy-to-learn control device

The invention provides a simple and easy-to-learn control device. A fixing disk is provided with a turntable thereon, the turntable is provided with a fixing rod thereon, and a driving rod is arrangedat one side of a main rod. A fixing seat B is arranged above the driving rod and the main rod, a connecting seat is arranged above the fixing seat B, the driving rod and the main rod pass through thefixing seat B and are connected with the connecting seat, a fixing seat A is arranged on the connecting seat, and auxiliary rods pass through the connecting seat and are connected with the fixing seat A. The control device comprises an inductor, an alarm, a driving box and a display, a sensor is mounted on the driving rod, the driving box is arranged above and in connection with the driving rod,the display is arranged on the driving box, and the display is provided with a steering angle disk thereon. The simple and easy-to-learn control device in the invention not only provides mastering skills for beginners, but also increases the safety and avoids the danger of falls and the like. A control mechanism and an adjustment mechanism are simple in design, and the device is small in size andeasy to disassemble.
Owner:天津珩松科技有限公司

Vehicle emergency steering system

The invention provides a vehicle emergency steering system. The system comprises a first steering cylinder, a first steering control component connected with the first steering cylinder, and a first main pump and further comprises a priority valve and a first emergency special pipeline, an input port of the priority valve communicates with an output port of the first main pump through a first connecting channel, a priority port of the priority valve communicates with the first emergency special pipeline through a second connecting channel, a bypass port of the priority valve communicates withthe first steering control component through a third connecting channel, the first emergency special pipeline is used for communicating with a second emergency special pipeline of an accident vehicle,and the second emergency special pipeline communicates with a second steering control component of the accident vehicle. When the accident vehicle needs to steer, the priority port of the priority valve communicates with the input port, and a compression medium generated by the first main pump sequentially flows through the first connecting channel, the priority valve, the first emergency specialpipeline and the second emergency special pipeline and enters the second steering control component of the accident vehicle.
Owner:MCC BAOSTEEL TECH SERVICE
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