134results about "Steering gears" patented technology

The utility model provides a front cabin arrangement structure and a vehicle. The front cabin arrangement structure comprises a front anti-collision beam assembly, a front longitudinal beam assembly, a front coaming assembly, an auxiliary frame assembly and a steering gear assembly. The front anti-collision beam assembly comprises a front anti-collision beam and an energy absorption box, and the front anti-collision beam is connected with the front longitudinal beam assembly through the energy absorption box. The auxiliary frame assembly is installed below the front portion of the front longitudinal beam assembly, a motor is installed on the auxiliary frame assembly, and the front coaming assembly is arranged close to an output shaft of the motor in the X direction. The steering gear assembly is assembled on the auxiliary frame assembly and located on the front portion of the motor. In this way, the dash panel assembly and the steering gear assembly are arranged in front, so that the front-row seats move forwards, and then the cabin obtaining rate of rear-row passengers is increased.

The invention discloses a posture adjustment driving mechanism and a hinged type all-terrain vehicle, the posture adjustment driving mechanism is connected with a frame, and longitudinal driving axles are arranged on the left side and the right side of the frame. The posture adjusting driving mechanism is provided with a side bridge adjusting mechanism. A lifting driving mechanism is arranged at the rear end of the side bridge adjusting mechanism and can drive the single-side longitudinal driving axle to swing up and down; a differential mechanism linkage system is arranged at the front end and comprises a differential mechanism connected with the frame, half shafts at the two ends of the differential mechanism are connected with the longitudinal drive axle through a multi-connecting-rod mechanism, the differential mechanism is provided with a decoupling mechanism, and connection between the half shaft on the single side and a differential mechanism shell can be removed. A power mechanism and a gearbox are fixed to the frame and provide walking power for the longitudinal drive axle. The longitudinal drive axle is composed of a middle axle frame, a hollow swing arm and the like, power transmission, steering control and independent height adjustment can be achieved, and the passing adaptability of complex terrains is effectively improved.

The invention relates to the technical field of logistics transportation, and particularly discloses an autonomous navigation intelligent logistics transport vehicle which comprises a transport vehicle body, one side of the bottom of the transport vehicle body is fixedly connected with a distribution box, and the other side, located on one side of the distribution box, of the bottom of the transport vehicle body is fixedly connected with a control box. The inner wall of the distribution box is fixedly connected with a power battery and a high-voltage box; a pure electric power mode is designed for the autonomous navigation intelligent logistics transportation vehicle, the pure electric power mode is suitable for short-distance and high-frequency logistics transportation scenes, carbon emission can be reduced, environmental pollution can be reduced, meanwhile, the operation noise is low, the working environment quality of warehouses or factories or other logistics places is improved, the cost of electric energy is lower than that of fuel oil, and energy is saved. Long-term use of the pure electric drive transport vehicle saves a lot of energy expenditure for enterprises, reduces complex maintenance processes such as engine oil replacement and engine maintenance, and reduces maintenance cost and difficulty.

The present invention relates to all terrain vehicles having at least a pair of laterally spaced apart seating surfaces.

A steer-by-wire system may comprise: first and second motor assemblies having one common shaft; a single package having an inside space accommodating the first and second motor assemblies; a steering rack configured to be linearly movable in response to rotation of the one common shaft of the first and second motor assemblies; and a rotary-to-linear conversion mechanism operably connected between the one common shaft of the first and second motor assemblies and the steering rack and configured to convert a rotary motion of the one common shaft of the first and second motor assemblies into a linear motion for linearly moving the steering rack. A seal may be positioned between the first motor assembly and the second motor assembly in the inside space of the single package.

The utility model relates to a steering gear box support mechanism, which belongs to the technical field of steering gear box supports and comprises a frame left longitudinal beam body, a first U-shaped frame and a mounting plate, an adjusting mechanism is arranged on the bottom wall of an inner cavity of the first U-shaped frame, heat dissipation mechanisms are arranged on the left side and the right side of the bottom wall of the inner cavity of the first U-shaped frame, and a supporting frame is arranged on the lower surface of the first U-shaped frame. The supporting frame is fixed to the right side of the vehicle frame left longitudinal beam body through bolts, and the mounting plate is slidably connected to the outer side of the second U-shaped frame. According to the steering gear box support mechanism, a steering gear box can be effectively fixed to the mounting plate, limiting and fixing are conducted by finely adjusting the mounting position and using fixing bolts, the accuracy and stability of the mounting position of the steering gear box are ensured, and the steering problem caused by improper mounting is reduced; the stability of the whole mounting structure is improved, and the reliability and safety of the steering gear box in the working process are ensured.

The utility model discloses a steering dust cover for an automobile, which belongs to the field of dust covers and comprises a shell, outer sleeve ports arranged at two ends of the shell, outer grooves arranged on the outer walls of the outer sleeve ports and an inner container arranged in the shell, inner sleeve ports are fixed at two ends of the inner container, and the inner sleeve ports are fixed at two ends of the inner container. Through the arrangement of the inner container and the inner sleeve openings, in the actual practical process, the inner container is installed in the shell, the inner sleeve openings in the two ends of the inner container abut against the two ends of the shell, lubricating grease is put into the inner container, and the shell and the inner container are installed on a steering mechanism of an automobile. The purpose of double-layer protection can be achieved, and lubricating grease in the inner container cannot flow out after the shell is damaged.

The invention relates to a quenching method for a power steering rack of a vehicle, the method comprising: - a heating step in which at least one zone of an outer surface of the rack to be treated is heated by means of an electric current induced in the zone; characterized in that the method comprises: - a cooling step in which the at least one zone is cooled by means of at least one first gas stream projected onto the zone.

The utility model relates to the technical field of steering gear box casting shell structures, and discloses a quick disassembly type steering gear box casting shell structure which comprises a first casting shell and a second casting shell, the first casting shell is detachably connected with the second casting shell, a sealing groove is formed in the end, corresponding to the second casting shell, of the first casting shell, and a sealing structure is arranged in the sealing groove. First clamping grooves are formed in the outer side of the first casting shell at equal intervals, first clamping blocks are clamped into the first clamping grooves, and protruding blocks are fixedly installed on the side faces of the first clamping blocks. According to the utility model, the first casting shell is driven by the connecting internal thread ring, and the second casting shell is driven by the external thread cylinder, so that the first casting shell and the second casting shell move relative to each other, and the first casting shell and the second casting shell are connected together, so that the direction device shell with a complex structure forms a two-section structure which can be disassembled and assembled and is relatively simple; and the manufacturing process of each part of the direction device shell is simplified, the manufacturing difficulty of the direction device shell is reduced, and the production efficiency is improved.

The utility model discloses an electric all-terrain vehicle. The electric all-terrain vehicle comprises a vehicle frame; the saddle is used for a user to sit, and the saddle is installed on the frame; the walking wheel set comprises a front wheel and a rear wheel; the driving system comprises a driving motor, and the driving system drives the walking wheel set; the power supply assembly comprises an energy storage device and at least provides power for the driving system, and the power supply assembly is a direct-current power supply; the gear box comprises an output shaft and is configured to transmit power of the driving system to the walking wheel set; and the driving motor is basically parallel to an output shaft of the gearbox. By the adoption of the technical scheme, the electric all-terrain vehicle is more compact in structure by reducing the occupied space of the motor shaft of the driving motor in the front-back direction.

Electromechanical steering system (1) for a motor vehicle, comprising a handlebar (3), an electric motor (9), a transmission (10) for translating a rotary motion of the electric motor (9) into a translational motion of the steering rod (3) in the longitudinal direction (A) thereof, wherein the transmission (10) comprises a toothed belt drive (11), and a sensor device (13) for detecting the rotor position of the electric motor (9), characterized in that on the steering rod (3) or a component coupled to the steering rod (3), which is arranged on the side of the steering rod (3) with respect to the toothed belt drive (11), at least one haptic reference mark (14) is designed such that when the at least one haptic reference mark (14) is passed over, a significant change in the motor current (i) of the electric motor (9) occurs.

The utility model provides a steering wheel using optical communication technology, including: a plurality of wheels, all of which are connected to a fixed frame, and a driving assembly for driving the wheels to rotate is fixed on the fixed frame; a vehicle body is rotationally connected to the fixed frame, and a plurality of rotating assemblies for driving the fixed frame to rotate are fixed on the vehicle body; a receiving part and a plug-in part of an optoelectronic slip ring are respectively fixedly connected to the vehicle body and the fixed frame, and the optoelectronic slip ring, the vehicle body, and the fixed frame rotate coaxially; the receiving part is electrically connected to a power supply and a steering wheel controller, and the plug-in part is electrically connected to a driving assembly and a driving controller. The utility model has the following beneficial effects: the steering wheel can be freely rotated 360 degrees, and the working mode is flexible; the wiring harness and volume of the slip ring can be reduced, and the system failure rate can be reduced; the signal noise introduced by the carbon brush contact can be avoided, and the communication can be more stable.

The utility model discloses a novel bracket mechanism which comprises a front overhang supporting pipe and a rocker arm fixing support arranged on the outer side of the front overhang supporting pipe, a front overhang fixing support is arranged on the right side of the front overhang supporting pipe, and an installation supporting rod is arranged in the middle of the front overhang supporting pipe. The first bolt is installed in the front suspension fixing support, the lower end of the first bolt is connected with a first nut, and a first gasket is arranged on the inner side of the first nut. According to the novel bracket mechanism, round pipes are adopted for supporting and machining in the device, so that the situation of stress concentration caused by square pipe edges in the using process of the device is not likely to occur, the using strength of the device is prevented from being affected, the using stability of the device is improved, meanwhile, an effective buffering and damping structure is arranged in the device, and the service life of the device is prolonged. And the steering gear box is not prone to vibration in the using process to affect the connecting stability of the steering gear box and the device, the supporting and lifting effect of the device is improved, and the better using effect is achieved.

The utility model discloses an actuating mechanism, a steering device and a vehicle, the actuating mechanism comprises a joint fork, one end of the joint fork is suitable for being connected with a wheel; the lead screw is connected with the other end of the joint fork in a sealed mode. According to the actuating mechanism, through the sealing connection between the joint fork and the screw rod, the sealing performance of the joint fork and the screw rod at the connecting position is effectively improved, pollutants such as water and dust are prevented from entering the actuating mechanism, parts in the actuating mechanism are prevented from rusting and corrosion, and the service life of the actuating mechanism is prolonged.

The utility model discloses a vehicle. The vehicle comprises a power generation assembly; the driving assembly is arranged on the side, in the first direction, of the power generation assembly, and the surface of the side, away from the ground, of the driving assembly in the second direction is lower than the surface of the side, away from the ground, of the power generation assembly; wherein the first direction is perpendicular to the second direction. According to the vehicle, the space rate of the power generation assembly and the driving assembly in the width direction of the vehicle is reduced, the layout of the power generation assembly and the driving assembly in the cabin is more reasonable, more installation space is reserved, and the space compatibility of the cabin is improved.

The application relates to the automobile technical field and discloses a steering mechanism of a vehicle and the vehicle, wherein the steering mechanism comprises a steering knuckle, a lower swing arm, a steering lever, a transmission rod and a first shaft; the lower swing arm has a first mounting point and a second mounting point; along the left-right direction of the vehicle, the first mounting point is located at the end of the lower swing arm facing the steering knuckle, the first mounting point is hinged to the steering knuckle, and the second mounting point is arranged at intervals from the first mounting point; one end of the steering lever is connected to the steering knuckle through the transmission rod, the first shaft is installed at the other end of the steering lever, and the first shaft is connected to the second mounting point through a bearing. The steering lever and the lower swing arm are connected through the bearing, so that the steering lever only has a rotation freedom degree relative to the lower swing arm, the stability of the swing of the steering lever is improved, and the steering precision of the steering mechanism is improved.

Provided are a vehicle steering apparatus and a vehicle including the same, the vehicle steering apparatus including: a ball nut coupled to a rack bar by means of a ball and configured to slide the rack bar in an axial direction while rotating; a first nut pulley and a second nut pulley disposed on an outer circumferential surface of the ball nut; a first motor pulley disposed on the first motor and connected to the first nut pulley by a first strap; a second motor pulley disposed on the second motor and connected to the second nut pulley by a second belt; and an anti-rotation support configured to support the rack bar while rotating when the rack bar slides, the anti-rotation support configured to prevent the rack bar from rotating.

The invention relates to a steering unit (1), in particular a steer-by-wire steering unit, for a vehicle, comprising: a steering rod (2) which is configured to be coupled at each of its axial ends to a wheel of the vehicle, wherein at least portions of the steering rod (2) have a sensor toothing system (15); an adjusting actuator (3) which is coupled to the steering rod (2) in such a way that a rotational movement of the adjusting actuator (3) brings about a translational movement of the steering rod (2) for changing the position of the steering rod (2) along a predetermined steering rod movement path (VWL); a sensor toothing device (4), at least portions of which have a mating toothing system which corresponds to the sensor toothing system (15) of the steering rod (2) and is in tooth engagement with the sensor toothing system (15) of the steering rod (2) in such a way that the translational movement of the steering rod (2) brings about a change in the position of the sensor toothing device (4) along a predetermined sensor movement path, wherein relative sliding occurs in the tooth engagement between the sensor toothing device (4) and the sensor toothing system (15) of the steering rod (2), which relative sliding is greater than or equal to 80% of the translational movement of the steering rod (2); and a sensor device (5) for determining the position of the steering rod (2), which sensor device is configured to detect a position of the sensor toothing device (4) along the predetermined sensor movement path (15).

The utility model provides an independent suspension rear-mounted vertical steering assembly which comprises a steering shaft fixing assembly which comprises a steering shaft fixing support C, steering shaft fixing supports B are fixed to the two sides of the steering shaft fixing support C, and steering shaft fixing supports A are fixed to the two sides of the top of the steering shaft fixing support C respectively. The steering shaft assembly comprises a bearing seat and a rotating shaft rotationally connected into the bearing seat, the bearing seat is fixed to a steering shaft fixing support B, the tail end of the bottom of the rotating shaft is spherically connected with a lower rocker arm, and the end, away from the rotating shaft, of the lower rocker arm is spherically connected with a steering pull rod; the steering engine is vertically arranged behind the front axle of the vehicle and is arranged at the position close to the steering shaft assembly on one side; according to the rear-mounted vertical steering assembly of the independent suspension, the steering engine is arranged behind the front axle of the vehicle, vertical layout is adopted, the defect that front-mounted steering is prone to being impacted by the front face is overcome, the space of a chassis is fully utilized, arrangement is simplified, and the design flexibility of the chassis of the vehicle is improved.

The utility model discloses a heavy truck steering gear support of a topological integrated structure, which comprises a support main body, one side of the support main body is connected with a frame body of a truck main body, the other side of the support main body is connected with a steering gear body of the truck main body, and the section of the support main body is of a rectangular structure with a through center. And the bracket main body is made of a high-strength material. According to the heavy truck steering gear support of the topological integrated structure, the support body, the first connecting plate, the second connecting plate and the third connecting plate are integrally formed, reinforcing ribs are arranged in the support, and the strength of the support is further improved through the integrally-formed support body and the internal reinforcing ribs.

A method for rack position offset learning includes receiving at least one vehicle characteristic value, and determining, based on the at least one vehicle characteristic value, whether a vehicle associated with the at least one vehicle characteristic value is traveling in a straight line. The method also includes, calculating, for a predetermine period, a straight line distance traveled by the vehicle based on a vehicle speed and a length of the predetermined period. The method also includes determining whether the calculated straight line distance is greater than or equal to a straight line distance threshold, starting a counter, and, in response to a counter value of the counter being greater than or equal to a counter threshold, determining a rack position offset value based on a rack position of a rack of a steering system of the vehicle.

The utility model relates to the technical field of steering gear shells, in particular to a steering gear shell pressing block hole structure for optimizing collision of a battery box, which comprises a shell pressing block hole body, an inclined plane platform, lightening holes, reinforcing ribs and a flat surface rib, the flat surface rib is arranged on one side of the shell pressing block hole body, the inclined plane platform is arranged on the upper half portion of the outer side of the flat surface rib, and the lightening holes are arranged on the inclined plane platform. Lightening holes are formed in the left surface of the slope platform, and reinforcing ribs are arranged on the right bottom face of the slope platform. Compared with the prior art, the inclined plane platform is additionally arranged on the pressing block hole of the shell, so that the collision contact area of the battery box and a steering engine is increased, the contact stress is reduced in the collision process of the battery box, the problem of fire caused by collision is effectively solved, and the requirement that the whole vehicle development meets the collision regulations is met; meanwhile, through the design of the lightening holes, hot spots of the inclined plane platform are reduced, and the phenomenon of hole shrinkage is reduced; and through the arrangement of the reinforcing ribs, the strength of the shell pressing block structure is integrally improved, and the steering engine is prevented from being damaged after collision.

A rack piston of a hydraulic steering assembly divides a hollow portion of a housing into an upper cylinder above the rack piston and a lower cylinder below the rack piston. The rack piston defines a rack cavity. An auto-bleeder bi-directional flow valve disposed in the rack piston allows for the flow of air and hydraulic fluid in and out of the rack cavity. The bi-directional flow valve defines a flow path through the rack piston between the rack cavity and the upper cylinder. When a differential pressure between the upper cylinder and the lower cylinder is greater than a threshold, the steel ball blocks the flow path by compressing a first spring or a second spring. Alternatively, the first spring and the second spring hold the steel ball in a neutral position to allow for the flow of air and hydraulic fluid in and out of the rack cavity.

The present invention provides a mobile vehicle comprising: a main body part; a moving portion including a wheel configured to move the main body portion, and a steering region configured to rotate the wheel about a steering rotation axis with respect to the main body portion and steer the wheel; and at least one variable frame configured to connect the main body portion and the moving portion, move relative to the main body portion in a guide direction intersecting the steering rotation axis, and change a spacing distance between one region of the main body portion and the moving portion.

The invention discloses a commercial vehicle modular solid chassis and an assembling method, and relates to the technical field of automobile chassis, the commercial vehicle modular solid chassis comprises a steering module, the steering module comprises a first integrated mounting bracket, and a steering engine, a motor cooler, a steering axle, a front brake, a front extension beam, a front suspension and a 24V power supply which are mounted on the first integrated mounting bracket; the driving module comprises a second integrated mounting bracket, and an electric drive axle and a rear brake which are mounted on the second integrated mounting bracket; the energy storage module comprises a third integrated installation support, a battery pack, a battery cooling system, a high-voltage controller and an integrated controller, the battery pack, the battery cooling system, the high-voltage controller and the integrated controller are installed on the third integrated installation support, and the third integrated installation support is detachably connected with the first integrated installation support and the second integrated installation support; the solid chassis is subjected to modular design, and the modules are assembled in a general assembly workshop.

A number of illustrative variations may include a method for use in a vehicle having an electronic steering system, a position control module, an electronic steering system rack force observer, and a rack force observer vehicle diagnostic, wherein the method includes the steps of providing a vehicle that may include an electronic steering system, a position control module, an electronic steering system rack force observer, and a rack force observer vehicle diagnostic; measuring the steering angle and steering velocity of the vehicle; communicating a steering angle of the vehicle to the position control module and the electronic steering system rack force observer; communicating a steering velocity of the vehicle to the electronic steering system rack force observer; communicating electronic steering system motor commands to the electronic steering system rack force observer; and estimating rack force data and communicating the rack force data to the rack force observer vehicle diagnostic; and determining a compensated target steering angle.

A quenching method for a power steering rack of a vehicle, the method including: a heating step in which at least one zone to be treated of an outer surface of the rack is heated by means of an electric current induced in the zone; wherein the method comprises a cooling step in which the at least one zone is cooled by means of at least one first gas flow projected onto the zone.

The embodiment of the utility model provides a displacement detection device, a steering assembly and a vehicle. The displacement detection device comprises: a housing; a circuit board, wherein the circuit board is arranged in the shell; at least part of the electric connecting piece is located in the shell, and the part, located in the shell, of the electric connecting piece is connected to the circuit board in an inserted mode. The displacement detection device provided by the embodiment of the utility model is high in reliability.