38results about How to "Improve anti-roll performance" patented technology

The invention relates to a vehicle suspension. The vehicle suspension comprises a power regulating unit and an even number of oil cylinders, wherein the oil cylinders are divided into a left oil cylinder group and a right oil cylinder group, oil cylinders in the left oil cylinder group are in one-to-one correspondence to the oil cylinders in the right oil cylinder group, and the rod cavity of each oil cylinder in the left oil cylinder group is communicated with the rodless cavity of the corresponding oil cylinder in the right oil cylinder group; the oil cylinders are communicated with the power regulating unit. The vehicle suspension has the advantages that the rod cavities and the rodless cavities of the oil cylinders are connected, the motion tendency of the suspensions on two sides during vehicle during vehicle turning and roll, and a good anti-roll effect is achieved; the rodless cavities are parallelly connected with two energy accumulators, the rigidity of the suspension can be regulated according to driving conditions, and riding comfortableness and operation stability are increased effectively.

The invention relates to the technical field of railway vehicle connecting pieces, in particular to a connecting device of a railway vehicle side rolling resistant torsion bar device and a vehicle body. The connecting device comprises a structure member and an elastic rubber joint, wherein the structure member is used for being fixedly connected with an upper connecting rod head shaft of the siderolling resistant torsion bar device; the elastic rubber joint is used for being fixedly connected with the vehicle body; two installation holes are arranged on the structure member and distributed in the vertical direction; central axes of the holes are vertical to each other; the upper connecting rod head shaft of the side rolling resistant torsion bar device is in interference fit with the lower installation hole; the elastic rubber joint is tightly installed on the upper installation hole and connected with the vehicle body by screws or bolts; and the invention ensures that the vehicle has favorable flexibility coefficient and side rolling resistant capability, can ensure that the side rolling resistant device can not form excessive restraint on the side rolling of the vehicle body relative to a bogie and mitigate moving action force between the vehicle body and the side rolling resistant torsion bar device when the side rolling resistant torsion bar device acts and improves dynamic performance indexes, such as wheel load reducing rate, and the like when the vehicle passes through a curve or is driven on a line with larger line unevenness.

The invention belongs to the technical field of vehicle suspension system, and specifically relates to a vehicle air suspension system and a vehicle. The vehicle air suspension system comprises a stabilizer bar assembly and a height sensor. The height sensor is arranged on a sensor support. The stabilizer bar assembly comprises a lower guiding arm and a stabilizer bar. One end of the lower guidingarm can be connected with an air bag lower support on an axle of a vehicle. The other end of the lower guiding arm is connected with the stabilizer bar. Two ends of the stabilizer bar are respectively connected with stabilizer bar supports on two sides of a frame of the vehicle. The sensor support is arranged on the middle position of an axial direction of the stabilizer bar. Through using the vehicle air suspension system and the vehicle, the height sensor can control an air path to inflate and deflate an air bag of a suspension system according to a detected value, so as to improve stability of the vehicle, and improve anti-roll ability of the vehicle.

The invention relates to a vehicle hanger bracket, in particular to a hydraulic interconnection ISD (Inerter-Spring-Damper) hanger bracket. Hydraulic cylinders of a rear overhang hydraulic ISD hanger bracket are reversely connected in series, namely, the upper cavity of the left side hydraulic cylinder and the lower cavity of the right side hydraulic cylinder are connected, and the lower cavity of the left side hydraulic cylinder and the upper cavity of the right side hydraulic cylinder are connected; when the bounce directions of left and right wheels are consistent, liquid interaction is realized by a connecting pipe, and the loads borne by the two side wheels are balanced; when the bounce directions of left and right wheels are inconsistent, liquid is capable of converting the pressure difference between the upper cavity and the lower cavity into an inertia force by a hydraulic motor, the dynamic stroke of the hanger bracket is reduced, and the aim of preventing sidesway of a vehicle is reached. On the basis of an antiresonance technology of the hydraulic ISD hanger bracket, and through the combination of the interconnection sidesway prevention, the hydraulic interconnection ISD hanger bracket has the advantages that for a complicated work condition road, under the premise that the riding comfort is not influenced by negative effects, the vehicle driveability is improved, the coordination control is realized for the smoothness and the handling stability, four modalities relative to the movement of a vehicle body, of wheels are independently decoupled by an interconnection hanger bracket system, and the structure is simple and reliable, the cost is low and the implementation is easy in comparison with a driving hanger bracket.

The invention discloses a framework-free type levitation chassis with a traction linear motor arranged in the center and a magnetically levitated train. The levitation chassis comprises the traction linear motor and a pair of levitation modules, wherein the traction linear motor is arranged between the levitation modules in parallel, and the two sides of the traction linear motor are each provided with at least two sets of anti-rolling decoupling mechanisms. The anti-rolling decoupling mechanisms are arranged in the longitudinal direction of the traction linear motor. Each anti-rolling decoupling mechanism comprises two anti-rolling beams arranged oppositely and an anti-rolling pull rod. The two ends of each anti-rolling beam are hinged to the traction linear motor and the corresponding levitation module correspondingly, one end of each anti-rolling pull rod is hinged to the corresponding two anti-rolling beams, and the other end of each anti-rolling pull rod is hinged to the traction linear motor. The magnetically levitated train comprises a plurality of train bodies and a plurality of framework-free type levitation chassis with the traction linear motors arranged in the center, and the train bodies are mounted on the levitation chassis. The framework-free type levitation chassis with the traction linear motor arranged in the center and the magnetically levitated train have the advantages that the structure is simple, installation and maintenance are convenient, traction efficiency is high, and the turning capacity is high.

The invention relates to a vehicle suspension. The vehicle suspension comprises a power regulating unit and an even number of oil cylinders, wherein the oil cylinders are divided into a left oil cylinder group and a right oil cylinder group, oil cylinders in the left oil cylinder group are in one-to-one correspondence to the oil cylinders in the right oil cylinder group, and the rod cavity of each oil cylinder in the left oil cylinder group is communicated with the rodless cavity of the corresponding oil cylinder in the right oil cylinder group; the oil cylinders are communicated with the power regulating unit. The vehicle suspension has the advantages that the rod cavities and the rodless cavities of the oil cylinders are connected, the motion tendency of the suspensions on two sides during vehicle during vehicle turning and roll, and a good anti-roll effect is achieved; the rodless cavities are parallelly connected with two energy accumulators, the rigidity of the suspension can be regulated according to driving conditions, and riding comfortableness and operation stability are increased effectively.

The invention discloses a connection structure between a torsion bar and a rocker arm of an anti-rolling torsion bar device for a locomotive and vehicle. The connection structure includes a bracket, a torsion bar, a rocker arm, and a docking device. Snap ring, docking device, bracket, the docking device is fixed with the bracket, two sets of level adjustment mechanisms are arranged on the docking device, and rocker arms are arranged on the docking device, and the two sets of level adjustment mechanisms swing the rocker arms up (down) The force of the torsion bar is amplified and acts on the torsion bar. The invention is scientific and reasonable, and is safe and convenient to use. The docking device will only generate two sets of opposite forces on the torsion bar, and the force of the rocker arm's up (down) swing can be amplified by the level adjustment mechanism. And act on the torsion bar, the torsion bar is torsional deformation under the action of opposite forces at both ends, and the torsional deformation of the torsion bar is increased by the amplified force, so as to obtain a large elastic counter moment to resist the roll of the vehicle, thereby improving Rolling resistance of the vehicle.

The invention discloses a magneto-rheological shock absorber with double-extruded rod shear mode, which comprises an inner cylinder, an outer cylinder, and a telescopic cylinder located between the inner cylinder and the outer cylinder, and the telescopic cylinder is connected to the inner cylinder and the outer cylinder. There are gaps respectively, and sealing rings are arranged at intervals in the gaps, and the sealing rings seal the gaps between them to form a closed working chamber, the working chamber is filled with magnetorheological fluid, and the telescopic tube It can reciprocate along the working chamber in the magnetorheological fluid. The inner cylinder is located on the outer wall of the working chamber section and is wound with a coil. After the coil is energized, a magnetic field is generated, and the magnetic field acts on the magnetorheological fluid in the working chamber. The invention generates damping force through the shear mode, and has obvious low-speed large damping characteristics. When the vehicle turns, it can provide a considerable anti-rolling damping force, thereby effectively suppressing the body roll and improving the handling stability and cornering of the vehicle. increase road speed and improve ride comfort.

The invention discloses a rail vehicle which is suitable for travelling on a rail. The top of the rail is provided with a groove extending in the length direction of the rail; the rail vehicle comprises a vehicle body and a guiding device; the guiding device comprises a bogie, walking wheels and a plurality of guiding wheels; the bogie is arranged on the bottom of the vehicle body in order to support the vehicle body; the walking wheels are arranged on the bottom wall of the bogie in a rotatable manner and are supported in the groove; the plurality of guiding wheels are arranged on the bottom wall of the bogie and are arranged on two sides of the walking wheels; when the walking wheels are positioned in the groove, the guiding wheels positioned on two sides of the walking wheels are respectively contacted with opposite outer sidewalls of the rail. The rail vehicle has a guiding function and is beneficial to achieving low-floor rail vehicles, when the vehicle body are inclined, the guiding wheels can give downward torque components not upward torque components to the bogie, and therefore the side-rolling resistance and crosswind resistance of the rail vehicle are improved, and the operation stability of the rail vehicle is improved.

A back-retraction fin stabilizer retracting and extending mechanism is mainly used for solving the technical problems of anti-rolling performance improvement. The back-retraction fin stabilizer retracting and extending mechanism is characterized in that an adjusting plate with an adjustable thickness is assembled on a front vertical plate of a fin box; the adjusting plate is correspondingly sleeved on one end of a guide sleeve and is in contact with one end of a slide sleeve in the working position of the fin; another adjusting plate with an adjustable thickness is assembled on the rear vertical plate of the fin box on the other end of the guide sleeve and is in contact with the other end of the slide sleeve in the fin retracting position; and a radical spherical plain bearing is arrangedon a retracting and extending connection rod; a rotating arm has a combination structure; and a split-type dustproof ring is adopted. The back-retraction fin stabilizer retracting and extending mechanism is suitable for various back-retraction fin stabilizers.

The invention provides a range-extended electric vehicle with a mid-engine, comprising a vehicle body, a turboshaft engine (1), a battery pack (2), a generator (3), a vehicle controller (4), and a drive motor (5) , gas controller (6), battery controller (7), gas storage tank (8) and air intake box (12), it is characterized in that, described vehicle body comprises vehicle body, and the bottom structure of described vehicle body forms Automobile frame, the described turboshaft engine (1) is arranged and installed between the front and rear axles and on the automobile frame near the rear axle, the output shaft axis of the turboshaft engine (1) is located on the symmetry plane of the automobile body, and the turboshaft The air inlet of the engine (1) faces the rear of the vehicle, and the air intake box (12) communicates with the air inlet of the turboshaft engine (1), and the air intake box (12) is connected to the air intake grille on the body cover through a pipe connected. The range-extended electric vehicle with the engine in the middle of the invention has the characteristics of high energy conversion efficiency, good operability, long cruising range and high structural strength of the vehicle body.