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55 results about "Steering group" patented technology

The steering group provides executive level commitment and support for the project. The steering group is made up of senior managers who champion the project and will benefit from the output.

Tiltable motorcycles with two front steering wheels

ActiveUS20140353940A1Functional and simple and cost-effectiveOvercomes drawbackFoot-driven leversWheel based transmissionSteering wheelControl theory
Motorcycles are provided which include a frame, two front steering wheels, a steering pipe rotatably connected to the frame and rigidly connected to two supporting assemblies, one for each front steering wheel and a steering group consisting of two pairs of transversal arms—upper front, lower front, upper rear and lower rear—arranged inverted at the opposite sides of a central steering pipe and laterally connected through two lateral posts. On each of the supporting assemblies the fixed portions of two telescopic elements may be constrained. Each pair of telescopic elements may be cantilever-mounted with respect to the steering wheel.
Owner:PIAGGIO & C SPA

Tiltable motorcycles with two front steering wheels

ActiveUS9227662B2Functional and simple and cost-effectiveOvercomes drawbackFoot-driven leversWheel based transmissionSteering wheelEngineering
Motorcycles are provided which include a frame, two front steering wheels, a steering pipe rotatably connected to the frame and rigidly connected to two supporting assemblies, one for each front steering wheel and a steering group consisting of two pairs of transversal arms—upper front, lower front, upper rear and lower rear—arranged inverted at the opposite sides of a central steering pipe and laterally connected through two lateral posts. On each of the supporting assemblies the fixed portions of two telescopic elements may be constrained. Each pair of telescopic elements may be cantilever-mounted with respect to the steering wheel.
Owner:PIAGGIO & C SPA

Integrated test platform for dynamic performance of aircraft steering gear

The invention provides an integrated test platform for dynamic performance of aircraft steering gear, which comprises an aircraft under test, a dynamic torque loading system, a dynamic bending momentloading system, a bottom platform, a temperature control box, a controller and a pneumatic loop system. The platform adopts passive dynamic torque loading, avoids the problem of excess force under active loading, and can realize the simulation of load inertia and bending moment loading, simulate the flight state of the steering gear more truly, test the dynamic performance of the steering gear, inaddition, the platform can control the working environment temperature of the steering gear, and test the performance of the steering gear more realistically. On the one hand, it can measure the electromagnetic compatibility of the steering gear and the whole aircraft, on the other hand, it can test the aircraft multi-aircraft synchronization control algorithm according to the prediction of flight path and flight state.
Owner:义乌市鼎莎针织有限公司

Four-wheel steering control system, four-wheel vehicle and four-wheel tractor

The invention provides a four-wheel steering control system, a four-wheel vehicle and a tractor, belonging to the vehicle field. The four-wheel steering control system comprises a hydraulic tank, a hydraulic pump, a steering gear, a front-axle steering cylinder, a reversing valve and a rear-axle steering cylinder, the hydraulic pump is connected with the hydraulic tank and passes pressurized oil into the steering gear through an oil pipe, and the steering gear passes pressurized oil into the front-axle steering cylinder and the rear-axle steering cylinder. The front axle steering cylinder andthe rear axle steering cylinder are respectively connected with the front bogie and the rear bogie of the four-wheel vehicle, and the piston rod of the oil cylinder drives the bogie to rotate to realize steering. By switching the working position of the steering gear and the reversing valve, the front wheel and the rear wheel can be steered at the same time, so that the turning radius of the four-wheeled vehicle and the tractor can be reduced; And easy to steer and manipulate.
Owner:四川川龙拖拉机制造有限公司

Horizontal driving mechanism for laser guide AVG forklift

The invention discloses a horizontal driving mechanism for a laser guide AVG forklift, and relates to the technical field of forklift manufacturing. The driving mechanism comprises a driving mounting plate, a driven gear, a travel path motor and a steering motor. The driven gear is fixedly mounted on the lower surface of the driving mounting plate, a deceleration case is arranged at the lower end of the driving mounting plate, and a driving wheel connected with the deceleration case is arranged at the lower end of the deceleration case; a motor shaft of the travel path motor is inserted into the deceleration case, and a rotation bearing inner ring is arranged in the driven gear; the outer side of the rotation bearing inner ring is sleeved with the driven gear, and balls are arranged between the rotation bearing inner ring and the driven gear; a deceleration case mounting plate is arranged at the upper end of the deceleration case, and the rotation bearing inner ring and the deceleration case mounting plate are fixed; the steering motor is fixed to the deceleration case mounting plate; and a steering gear is arrange at the end of the steering motor, and the steering gear is meshed with the driven gear. The driving mechanism is novel in design, simple in structure, good in practicability and convenient to use and popularize.
Owner:ANHUI INOMA INTELLIGENT TECH CO LTD

Electric vehicle four-wheel steering system and control method

The invention relates to an electric vehicle four-wheel steering system and a control method. The four-wheel steering system includes a front-wheel steering system and a rear-wheel steering system; wherein, the front-wheel steering system includes a steering wheel, an angle sensor, a vehicle controller, an electric power steering pump, and a front-wheel steering mechanism; The steering system includes a steering wheel, an angle sensor, a vehicle speed sensor, a vehicle controller, a rear wheel steering controller, a rear wheel steering motor, a position sensor, and a rear wheel steering mechanism. The control method includes a front-wheel steering system control method and a rear-wheel steering system control method, wherein in the rear-wheel steering system control method, different control actions can be selected according to the vehicle speed, and the steering angle can also be corrected according to the feedback information. Guarantee the turning accuracy and improve the safety when turning.
Owner:LIAOCHENG ZHONGTONG LIGHT BUS CO LTD

Steering wheel structure and AGV using steering wheel

The invention provides a steering wheel structure, and belongs to the field of AGVs. The steering wheel structure is characterized by including a driving wheel, a supporting plate, a rotation supporting bearing, a steering fixing disk, a steering gear and a steering motor, wherein the rotation supporting bearing includes outer teeth and an inner rotating disk, and the outer teeth can rotate relative to the inner rotating disk around the axis of the inner rotating disk; the inner rotating disk is fixedly connected with the steering fixing disk arranged at the top of the inner rotating disk, andthe steering fixing disk is used for being connected with a vehicle body; the steering gear is arranged on one side of the rotation supporting bearing, and the outer teeth of the rotation supportingbearing mesh with the steering gear; the steering motor driving the steering gear to rotate is arranged at the bottom of the steering gear and fixedly connected with the steering fixing disk, and thesupporting plate is arranged at the bottom end of the rotation supporting bearing and is fixedly connected with the outer teeth; and the driving wheel and an AGV using a steering wheel are connected to the supporting plate. According to the steering wheel structure, the turning radius can be effectively reduced, and the requirement of a small-type AGV can be met.
Owner:SHANDONG HUALI ELECTROMECHANICAL

Automobile steering device without steering knuckle

The invention provides an automobile steering device without a steering knuckle, which can complete the steering operation of an automobile by a steering wheel and can be installed on a dependently-suspended front axle of the automobile. The structure of the front axle consists of a front bridge, a spindle head, a brake disc and a wheel hub. The structure of a matched automobile steering device consists of a positioning plate, a steering machine, a rocker arm plate, a ball head, a pull rod, a support shaft, a shaft plate, a steering plate, a steering bracket, a friction piece, a piece plate, a steering rod, a spring, a baffle plate and a plurality of idler wheels. The front end of the rocker arm plate can swing left and right by rotating the steering wheel, so that the pull rod drives thesteering rod to forwards move, and the friction piece at one end of the steering rod is contacted with the brake disc so as to brake a wheel, therefore, the automobile can steer.
Owner:青岛博泰汽车零部件有限责任公司

Adjustable saw type excising device for intervertebral disc under spinal endoscope

The invention discloses an adjustable saw type excising device for intervertebral disc under a spinal endoscope, and belongs to the field of medical apparatuses. The adjustable saw type excising device comprises a connecting pipe, a handle arranged at one end of the connecting pipe, a first spherical sleeve arranged at the other end of the connecting pipe, a steering group arranged on the first spherical sleeve and a cutting group arranged on the steering group, wherein the steering group comprises a hollow ball which is arranged in the first spherical sleeve and is movably connected with thefirst spherical sleeve, a resecting pipe which is arranged on the outer side of the first spherical sleeve and is connected with the hollow ball and a second spherical sleeve arranged on the resectingpipe. According to the adjustable saw type excising device disclosed by the invention, a doctor can adjust the operating angle of a saw disc and perform high-efficient resecting on a pulpiform nucleus which is tough in character, a fiber ring and a cartilage adhered to a centrum endplate; and a manner of slow removing through biting by a pulpiform nucleus plier under an endoscope is replaced by rotation resecting by the saw disc, "a removing point" is replaced by "an operation surface", so that the efficiency and the success rate of discectomy under the endoscope and lumbar interbody fusion are notably increased.
Owner:AFFILIATED HOSPITAL OF ZUNYI MEDICAL COLLEGE

Double-supporting steering driving wheel

The invention provides a double-supporting steering driving wheel. The double-supporting steering driving wheel comprises a steering mounting plate, a double-supporting driving wheel, a steering driving component and a steering position component, wherein the double-supporting driving wheel is arranged on the lower end surface of the steering mounting plate; and the steering driving component is arranged correspondingly to the double-supporting driving wheel. A steering gear is arranged on the steering mounting plate; the steering driving device comprises a steering driving device and a first transmission gear, wherein the steering driving device is arranged on the steering mounting plate, and the first transmission gear is connected with the steering driving device and matched with the steering gear; and the steering position component comprises a steering position device and a second transmission gear, wherein the steering position device is arranged on the lower end surface of the steering mounting plate, and the second transmission gear is connected with the steering position device and matched with the steering gear. Due to double side supporting, the double-supporting steering driving wheel has the advantages that the bearing capacity of the driving wheel can be enhanced, the structure of the driving wheel is simple, the volume of the driving wheel is small, the driving wheel can match different motor inputs and is integrated with braking, and the power flexible controlling ability of an automated guided vehicle (AGV) is enhanced.
Owner:苏州凤凰动力工业有限公司

Steering gear with variable transmission ratio for vehicle, and vehicle having steering gear

InactiveCN107310621ASatisfy steering requirementsAdjustable transmission ratioMechanical steering gearsSteering columnsSteering wheelControl theory
The invention provides a steering gear with a variable transmission ratio for a vehicle, and a vehicle having the steering gear. The steering gear with a variable transmission ratio comprises a steering gear body, an output shaft, an input shaft, an upper intermediate shaft and a lower intermediate shaft, wherein the output shaft is connected with the steering gear body; the input shaft is connected with a steering wheel of the vehicle; the upper intermediate shaft is connected with the input shaft; the lower intermediate shaft is connected with the output shaft in a transmission manner; an upper eccentric structure is arranged on the upper intermediate shaft; a lower eccentric structure is arranged on the lower intermediate shaft; and the upper eccentric structure is linked with the lower eccentric structure. According to the steering gear with a variable transmission ratio for a vehicle disclosed by the invention, the upper eccentric structure is arranged on the upper intermediate shaft, and the lower eccentric structure is arranged on the lower intermediate shaft, so that the transmission ratio of the steering gear is variable, and further the steering requirements of the vehicle at a high speed and a low speed are met at the same time.
Owner:GREAT WALL MOTOR CO LTD

Vehicle and rear wheel steering control system and method thereof

ActiveCN108016491AResist flickResistance out of controlSteering linkagesAutomatic steering controlControl systemState parameter
The invention discloses a vehicle and a rear wheel steering control system and method thereof. The rear wheel steering control system comprises a first rear wheel, a second rear wheel, a rear wheel steering device, a detecting module and a motor controller; the rear wheel steering device comprises a first motor, a second motor, a first steering gear and a second steering gear, the first motor drives the first rear wheel to rotate in the first preset range through the first steering gear, and the second motor drives the second rear wheel to rotate in the second preset range through the second steering gear; the detecting module is used for detecting the state parameters of the vehicle; the motor controller is connected with the detecting module, the first motor and the second motor, the motor controller is used for controlling the first motor and the second motor according to the state parameters of the vehicle and correspondingly controlling steering of the first rear wheel and the second rear wheel through the first steering gear and the second steering gear, thus steering of the rear wheels can be precisely controlled in a small range, vehicle tail whip or out of control can be resisted in the higher strength, stability of medium-high-speed running of the vehicle is enhanced, and the rapid emergency turning capability of the vehicle is improved.
Owner:BYD CO LTD

Steering gear of automobile steering system, automobile steering system and automobile

The invention discloses a steering gear of an automobile steering system, the automobile steering system and an automobile. The steering gear of the automobile steering system comprises a steering input shaft and a steering execution device (200). The steering input shaft is used for receiving the steering torque from a steering wheel (300). The steering execution device (200) is used for driving steering wheels to steer. The steering gear further comprises a drive ratio adjusting device (100), and the steering input shaft is in drive connection with the steering execution device (200) through the drive ratio adjusting device (100). According to the scheme, the automobile can achieve quick steering by a small steering wheel turning angle at a low speed and can achieve safe steering by a big steering wheel turning angle at a high speed, so that the traveling stability and safety of the automobile are kept.
Owner:BEIQI FOTON MOTOR CO LTD

Aircraft missile hooking vehicle steering system

The invention discloses an aircraft missile hooking vehicle steering system which comprises a steering gear and a steering oil cylinder connected to the front wheels of a missile hooking vehicle. The front wheels includes a left front wheel and a right front wheel. The steering oil cylinder includes a left steering oil cylinder connected to the left front wheel and a right steering oil cylinder connected to the right front wheel. The left steering oil cylinder and the right steering oil cylinder are in oil connection with a left hydraulic lock and a right hydraulic lock respectively. The left hydraulic lock and the right hydraulic lock are both bidirectional hydraulic locks. The aircraft missile hooking vehicle steering system further comprises a synchronous valve. The left hydraulic lock and the right hydraulic lock are both connected to the synchronous valve which is in oil connection with the steering gear. The steering gear is in oil connection with a pressing oil filter-flow dividing valve mounting assembly which is in oil connection with a plunger pump; and the steering shafts of the left front wheel and the right front wheel are all connected with the steering potentiometer. The aircraft missile hooking vehicle steering system has the advantage of good synchronism of the two front wheels during steering.
Owner:安徽江淮银联重型工程机械有限公司

Adjustable reciprocating excising device for intervertebral disc under spinal endoscope

The invention discloses an adjustable reciprocating excising device for intervertebral disc under a spinal endoscope, and belongs to the field of medical apparatuses. The adjustable reciprocating excising device comprises an inserting pipe, a handle arranged at one end of the inserting pipe, a first universal sleeve arranged at the other end of the inserting pipe, a steering group arranged on thefirst universal sleeve and a cutting group arranged on the steering group. According to the adjustable reciprocating excising device disclosed by the invention, a doctor can adjust the operating angleof a cutting disc, and replace a "point type " biting type slow removing process of intervertebral disc tissue with pulpiform nucleus pliers under an endoscope by a "surface type " intervertebral disc tissue resecting through slicing, and a pulpiform nucleus which is tough in character, a fiber ring and a cartilage adhered to a centrum endplate can be polished and excised in a "bone filing type "manner, so that the efficiency and the success rate of the discectomy under the endoscope and lumbar interbody fusion are notably increased.
Owner:AFFILIATED HOSPITAL OF ZUNYI MEDICAL COLLEGE

Grouped steering system

The invention provides a grouped steering system and relates to a system arranged on a chassis of a vehicle and enabling the vehicle to steer. The invention aims to provide the grouped steering system. The grouped steering system has high safety and high reliability, enables steering wheels to have a coordinated and correct corner relationship, improves the operating stability when the vehicle drives and meets the driving requirements on related roads. The grouped steering system provided by the invention comprises a front steering axle group and a rear steering axle group, wherein the front steering axle group comprises a front axle group and a single-loop steering gear (1) fixed on a vehicle frame (2); an output shaft of the single-loop steering gear is fixedly connected with a steering rocker arm (3); the other end of the steering rocker arm is hinged to a front straight pull rod (4); the other end of the front straight pull rod is hinged to one end of a front swing arm (5); the other end of the front swing arm is hinged to a rear straight pull rod (6); the rear steering axle group comprises a rear axle group and a rotary storage type servo mechanism (17); and the rotary storage type servo mechanism is hinged to a feedback pull rod (18).
Owner:BEIJING INST OF SPACE LAUNCH TECH +1

Automobile and steering gear installing structure thereof

The invention relates to the technical field of automobiles, in particular to a steering gear installing structure, and further relates to an automobile. The steering gear installing structure comprises a first bolt, a steering gear shell body, a stabilizing rod support and an auxiliary frame, the auxiliary frame is provided with a steering gear installing hole, the steering gear shell body is provided with a stabilizing rod connecting hole, the stabilizing rod support is provided with a steering gear connecting hole, and the first bolt is connected to the steering gear connecting hole, the stabilizing rod connecting hole and the steering gear installing hole in sequence; and the automobile comprises the steering gear installing structure. According to the automobile and the steering gearinstalling structure thereof, through the first bolt, the stabilizing rod support, the steering gear shell body and the auxiliary frame are tightened and connected, the stabilizing rod support is enabled to serve as a reinforcing supporting structure for improving the installing connecting rigidity of the steering gear shell body and the auxiliary frame, while realizing that the installing point rigidity of the steering gear shell body is improved, a working procedure of tightening connecting the stabilizing rod support and the auxiliary frame and a working procedure of tightening connecting the steering gear shell body and the auxiliary frame are combined into one same procedure, the number of components and working procedures are simplified, and the light weight level of an automobile structure is improved.
Owner:GUANGZHOU AUTOMOBILE GROUP CO LTD

Dual-front axle vehicle steering system

The invention relates to a dual-front axle vehicle steering system comprising a steering gear, a plumbing arm, a first front axle drag link, a transition pull bar, a power-assisted cylinder assembly, a second front axle drag link, a first front axle and a second front axle; the steering gear is arranged on a frame vertical beam through a steering gear rack; the top of the plumbing arm is connected with the steering gear, and the bottom of the plumbing arm is movably connected with the front end of the transition pull bar; the rear end of the transition pull bar is movably connected with the power-assisted cylinder assembly; the front end of the first front axle drag link is movably connected with the power-assisted cylinder assembly, and the rear end is movably connected with the first front axle; the front end of the second front axle drag link is movably connected with the power-assisted cylinder assembly, and the rear is movably connected with the second front axle. The power-assisted cylinder assembly can provide steering assist power, can serve as the transition rocking arm, needs no piston, and can bear more pressure, thus outputting bigger steering moment; the dual-front axle vehicle steering system is long in service life, and good in reliability.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD

Heavy duty vehicle R-type electric power steering device

The invention discloses a heavy duty vehicle R-type electric power steering device which comprises an ECU (electronic control unit), a steering wheel sensor, a steering column, a gear / rack steering gear and an electric power mechanism. The ECU of the device acquires corner / torque signals of a steering wheel and vehicle speed signals, current outputted to a sleeve motor is calculated, rotation of the sleeve motor is subjected to deceleration and torque increase by a planetary roller screw mechanism and then transformed into translational motion of a screw, namely, one part of force of a rack ofthe steering gear and a tie rod is from the force moment of the steering wheel turned by a driver and inputted by the steering column and the gear / rack steering gear, another part of the force is from the torque of the sleeve motor and inputted by the planetary roller screw mechanism, and the two parts jointly realize the steering intention of the driver. The heavy duty vehicle R-type electric power steering device is compact in structure, reliable in work, high in efficiency, stable in steering and suitable for power-assisted steering work of a motor bus under the condition of heavy load.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

File automatic entrance and exit device and method for double side scanning using the device

The present invention relates to a device for document automatically entering and exiting and a method using the device to scan documents in two-sides; the device comprises an input tray, an exit tray, a scanning module, a first steering group, a second steering group, first to fourth paths, and an exit path. During double-sided scanning, documents can be sent to the scanning module through the first path to scan the first side; then the documents can be sent by the second path to the first steering group, and can be sent back to the first path consequently by the third path via the inversion of the first steering group, and can be scanned for second time by the scanning module; and then the documents can be sent to the second steering group along the fourth path, and next, under the help of the second steering group, the documents can be sent along the exit path to the first steering group, and then can be sent to the exit tray to finish the double-sided canning; via the paths and a first leading unit, the present invention can not cause repeated paths no matter how the documents are on the way of one-sided canning and double-sided canning, thereby avoiding paper blocking, solving the problem of ordering paper as well as shortening the canning path and time.
Owner:LITE ON TECH CORP

Hybrid power control method and hybrid power control system based on combined type hydraulic steering system

The invention relates to the technical field of hybrid power and discloses a hybrid power control method and a hybrid power control system based on a combined type hydraulic steering system. The control method comprises the following steps: (1) when an engine is started, an electric steering system is closed, a mechanical steering system works, and hydraulic oil flows out through a steering oilcan, enters the mechanical steering system, flows to an assisting steering gear to realize steering and finally flows into the steering oilcan; and (2) when the engine is closed, the mechanical steering system is closed, the electric steering system works, and the hydraulic oil flows out through the steering oilcan, enters the electric steering system, flows to an assisting steering gear to realize steering and finally flows into the steering oilcan. By utilizing the scheme that the mechanical steering system and the electric steering system are integrated together, and the mechanical steering system and the electric steering system assist the assisting steering gear and the steering oilcan, so that the redevelopment is not required, and the development cost can be lowered; and the driving steering requirements of vehicles are met, meanwhile, the energy consumption is reduced, the cost is saved, and the product reliability is improved.
Owner:玉柴芯蓝新能源动力科技有限公司

Double-front-axle car steering system

The invention relates to a double-front-axle car steering system. The double-front-axle car steering system comprises a steering gear, a steering gear rocker arm, a first axle straight-drawing pole, a first front axle steering knuckle arm, a second axle straight-drawing pole, a second front axle steering knuckle arm, a first front axle, a second front axle, a first axle steering knuckle and a second axle steering knuckle. According to the double-front-axle car steering system, compared with an existing steering system, a transitional pull rod and transitional rocker arm assembly is omitted, the structure is simpler, the weight of the system is lowered, and the manufacturing cost is lowered; meanwhile, since the transitional pull rod and transitional rocker arm assembly is omitted, two rotating pairs and five spherical hinge points are omitted, loss of steering force is reduced, and steering can be conducted more lightly; free clearances of the steering system are decreased, and steering is more precise; the steering system is compact in arrangement space, and the arrangement space can be saved; and the steering system can be applicable to cars with second front axles capable of being lifted up.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD

Three-wheel rolling vehicle with front two-wheel steering

A three-wheel rolling vehicle with front two-wheel steering comprising a frame (13), a handlebar (16), a rear wheel (12) rotating with respect to the frame (13) and a steering group which operates two front wheels (14, 15), in which two horizontal crossbars (21, 22) are foreseen, connected through hinges (40-43) of the side tubes (36, 37) and through additional hinges (23, 24) to the frame (13), the tubes (36, 37) rotatably supporting steering tubes (31, 32).
Owner:PIAGGIO & C SPA

Integrated air nozzle

The invention belongs to the technical field of hair driers, and particularly relates to an integrated air nozzle. The integrated air nozzle comprises a shell provided with an air outlet, air guide pieces and connecting rods; the air guide pieces are rotationally arranged in the air outlet and include at least one upper air guide piece and at least one lower air guide piece, the connecting rods include an upper connecting rod and a lower connecting rod which are each provided with at least one direction adjusting block, the direction adjusting blocks of the upper connecting rod abut against the upper air guide pieces respectively, and the direction adjusting blocks of the lower connecting rod abut against the lower air guide pieces respectively, so that the upper connecting rod is connected with the upper air guide pieces in a sliding mode, and the lower connecting rod is connected with the lower air guide pieces in a sliding mode. In the conventional and air collecting states, the airguide pieces are completely fixed by the direction adjusting blocks and do not waggle, and use experience of the hair drier can be improved.
Owner:须眉智能科技(江苏)有限公司

Two-way driving vehicle steering system

The invention discloses a steering system of a two-way travelling vehicle. The steering system comprises a front steering gear, a rear steering gear, a front centering oil cylinder, a rear centering oil cylinder, a main steering pump, a first executive control mechanism and a second executive control mechanism, wherein the first executive control mechanism and the second executive control mechanism are connected with the main steering pump and used for controlling oil way flowing direction. The first executive control mechanism is connected with the front steering gear and the rear steering gear. The second executive control mechanism is connected with the front centering oil cylinder and the rear centering oil cylinder. The steering system further comprises a third executive control mechanism and a relay assembly. The third executive control mechanism is arranged between the main steering pump and the second executive control mechanism and used for control on-off. The specific two-way operation function is achieved through a steering and reversing loop and a hydraulic lock bridge loop. The on-off between the main steering pump and the hydraulic lock bridge loop is achieved through the relay assembly, so that the two-way driving requirement is met.
Owner:WUHU KAIKING TECH

Wheel type center steering system

The invention is composed of engine, stepless transmission, stepped transmission, differential, steering gear, transmission box, lifter, lumped brake, tripod, frame, circuit, oil circuit, solenoid valve and sensor, etc., and is a A non-memory, non-angle, instantaneous, and linear power steering system that can steer without displacement, avoiding the memory and nonlinearity of mechanical steering in angle and trajectory, and saving a lot of computing costs for intelligent driving. The solenoid valve directly controls the steering gear , CVT, brakes and lifters, etc., are beneficial to remote control, automatic driving, assisted driving and network driving, and gain advantages in maintenance, safety, operation and car popularization; this system has four-wheel drive and eight-wheel drive, four-wheel drive The four-wheel drive is mainly equipped with cars, and the eight-wheel drive is mainly equipped with harvesters; such a harvester does not require car transportation, which is conducive to passing extreme roads, the cab is not super high, and there is also intelligent driving when driving, which saves a truck for practitioners increase people's willingness to buy a machine.
Owner:普青山

Direction control device for electric vehicle

A direction control device for an electric vehicle relates to a steering device. It includes a steering gear, a pull rod, a central rocker arm and a steering link. One end of the steering gear is connected to the pull rod through a fork joint, and the other end of the pull rod is fixed on the central rocker arm through a pin shaft. The left and right sides of the central rocker arm are symmetrical The steering link is fixed on the front of the car, and the ends of the steering link are respectively connected with the left and right front wheels. The invention has the advantages of simple structure, convenient connection, little influence on the positioning of the front wheels, less wear of tires, and more labor-saving turning of the steering wheel.
Owner:济南宏昌车辆有限公司

Turning limiting method for automobile steering gear

A turning limiting method for an automobile steering gear relates to the technical field of automobile steering gears, and is characterized in that a turning limiting structural method for the automobile steering gear is modified, a steering nut chamfer is enlarged based on an original structure method to disable the steering nut to contact with a bearing inner ring under any special conditions, a lower limit position of the steering gear is positioned by a steering casing positioning boss and the lower side of the steering nut, an upper limit position of the steering gear is positioned by an end face of an end cover and the upper side of the steering nut, and output size of a swing angle can be limited reliably. The service life of the automobile steering gear is prolonged after the limiting method is modified, running safety of an automobile under any emergency conditions can be guaranteed, possibility of quality claim is greatly reduced, and profits can be guaranteed for enterprises.
Owner:DALIAN RUIGU SCI & TECH

Low center of gravity trailer with lift mechanism

The invention relates to a low center of gravity trailer with a lift mechanism. It includes the front trailer steering wheel set, the rear trailer walking wheel set and the trailer pallet. The cross-section of the trailer pallet is U-shaped, and one side of the front vertical plate is connected to the front trailer through the front lifting mechanism. The steering wheel set; the rear vertical plate on the other side is connected to the rear trailer steering wheel set through the rear lifting mechanism; the front lifting mechanism and the rear lifting mechanism have the same structure, which realizes the synchronous rising or falling of the trailer pallet; The bottom surface of the hanging pallet is in contact with the ground, and in the rising state, the distance between the bottom surface of the trailer pallet and the ground is less than 400mm. The invention has the advantages of low transportation center of gravity, low height and stable transportation, and also has the advantages of convenient docking, lifting, and separation operations of the towed pallet, the front towing steering wheel set, and the rear towing walking wheel set.
Owner:ANHUI SUN CREATE ELECTRONICS

A support seat assembly of a steering gear and a steering gear thereof

The invention provides a support seat assembly of an electric power steering device and a steering device thereof. The support seat assembly comprises a support seat, a unidirectional thrust angular contact bearing; The support seat is a through-ring structure with a variable inner diameter, the outer circumference is machined with an external thread, and the one-way thrust angular contact bearingis installed inside the support seat. After the support base assembly is axially sleeved with the input shaft and the screw assembly, the input shaft and the screw assembly are installed and limitedby fastening the external thread on the first internal thread surface D of the housing assembly. An inner end cap assembly and a steering device thereof are provided, A large reduction ratio mechanismand a torque sensor are adopted to replace that rotary valve structure in the circulating ball type hydraulic power steering gear, which can realize conversion from hydraulic tansmision to electric transmsion without increasing additional space. Compared with the same volume circulating ball type hydraulic power steering gear, the power demand is reduced by 300%, and the maximum output torque isincreased by 5%.
Owner:CHINA NORTH VEHICLE RES INST
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