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36results about How to "Improve ride stability" patented technology

Switchable planet wheel and caterpillar travel mechanism

The invention discloses a switchable planet wheel and caterpillar travel mechanism. The switchable planet wheel and caterpillar travel mechanism is characterized in that a rotary bracket, a first fixing bracket and a second fixing bracket are connected onto a driving shaft, a first supporting wheel is mounted on the rotary bracket, a tensioning wheel hydraulic cylinder is connected with the otherend of the rotary bracket, a tensioning wheel is mounted on a hydraulic shaft of the tensioning wheel hydraulic cylinder, a driving wheel hydraulic cylinder is connected with the other end of the first fixing bracket, a driving wheel is mounted on a hydraulic shaft of the driving wheel hydraulic cylinder, a second supporting wheel is mounted on the second fixing bracket, a guide wheel is mounted at the other end of the second fixing bracket, limit chucks are detachably mounted on two sides of a wheel hub of each of three planet wheels, a detachable caterpillar is wound on the outer sides of the three planet wheels and can be driven by the driving wheel, so that the switchable planet wheel and caterpillar travel mechanism can travel in a wheel and caterpillar manner. The switchable planet wheel and caterpillar travel mechanism has the advantages that the switchable planet wheel and caterpillar travel mechanism can be in a planet wheel set state and a caterpillar combination state, can be switched and used according to different road conditions and has good advancing and obstacle crossing functions adapted to the diversified road conditions.
Owner:NANJING INST OF TECH

Grain scrapping and sucking integrated sunning ground grain collecting vehicle and operation method thereof

The invention relates to a grain scrapping and sucking integrated sunning ground grain collecting vehicle and an operation method thereof and belongs to the technical field of agricultural machinery equipment. The equipment comprises a discharging bin, a grain scraping system used for conveying grain to the discharging bin and a grain sucking system used for clearing up grain remaining in the grain scraping system and further comprises a grain pushing mechanism used for outputting the grain to the exterior from the discharging bin to be collected. The grain scraping system, the grain sucking system and the grain pushing mechanism are matched, the grain is collected from the front side of a vehicle chassis, and through coherent treatment from wind-up sucking of the grain sucking system to the step that the grain pushing mechanism transfers the grain to the grain collecting vehicle on the near side from the discharging bin, the grain collecting efficiency is improved greatly.
Owner:安徽省阜阳市速发机械有限责任公司

Aluminium alloy framework automobile body assembling structure and assembling method thereof

The invention relates to an aluminium alloy framework automobile body assembling structure and an assembling method thereof. The aluminium alloy framework automobile body assembling structure comprises a front wall framework, a rear wall framework, a side wall framework, a top cover frame and an underframe, wherein the front wall framework, the rear wall framework, the side wall framework and the top cover frame are made of aluminium alloy, and the underframe is made of rectangular tubes. Transitional rectangular tubes are riveted at the positions where the front wall framework, the rear wall framework and the side wall framework are connected with an underframe piece beam, and L-shaped aluminium alloy connecting plates are riveted at the positions where the top cover frame is connected with the side wall framework, the front wall framework and the rear wall framework. Through the above technical scheme, the front wall framework, the rear wall framework, the side wall framework and the top cover frame are made of the aluminium alloy, the self weight of an automobile body is lowered, and meanwhile the two connecting modes of the L-shaped aluminium alloy connecting plates and the transitional rectangular tubes are used for guaranteeing the connecting transformation of all the parts.
Owner:ANHUI ANKAI AUTOMOBILE

Chassis for medium-sized pure electric bus

The invention provides a chassis for a medium-sized pure electric bus, and belongs to the technical field of electric vehicle chassis. The chassis comprises a chassis main body load bearing frame used for supporting the weight of a vehicle body, a wheel assembly, a driving mechanism, a steering assembly, a brake assembly and a bumper, wherein the wheel assembly, the driving mechanism, the steering assembly, the brake assembly and the bumper are arranged on the chassis main body load bearing frame; the chassis main body load bearing frame comprises side longitudinal beams and transverse beams, and the middle-rear part structure of the chassis main body load bearing frame is designed into a flat bin type frame; the side longitudinal beams are of a hollow cavity structure formed by channel steel or cavity-shaped square steel formed by means of side closure plates combined with a blocking structure at front and rear ends of the side longitudinal beams, an air inlet is formed in the front end of each side longitudinal beam, air outlets are uniformly formed in the side closure plates, and upper and lower bin sealing plates are arranged at upper and lower end faces of each side longitudinal beam, so that an air flue type heat exchange structure of a battery box is formed. The chassis has the characteristics of simple structure, large battery capacity, compact arrangement, good balance stability and the like, and can be used for maintaining constant working temperature of the battery box, improving the using performance of the battery box in the chassis and prolonging the service life of the battery box.
Owner:河北中能格瑞电动汽车有限公司

Method for improving automobile driving stability

The invention belongs to the technical field of automobiles, and particularly relates to a method for improving automobile driving stability. The method adopts a damper, the damper comprises a workingcylinder barrel, a piston shaft, an upper lifting lug, a lower lifting lug and a dustproof cover, and further comprises a rotating device and a first rotating disc, the outer wall of the working cylinder barrel is sleeved with the dustproof cover, the piston shaft is arranged inside the working cylinder barrel, hydraulic oil is contained at the bottom of the working cylinder barrel, and the periphery of the piston shaft is sleeved with the rotating device. Hydraulic oil is squeezed through the rotating device and flows in the working cylinder barrel, one part of hydraulic oil acts to enable the rotating device to rotate, the other part of hydraulic oil makes friction with a rotating plate to produce damping force, and automobile vibration is buffered; and in the flowing process of hydraulic oil, the flowing speed of hydraulic oil is gradually reduced, therefore, the effects of rapid vibration and slow damping for automobiles are achieved, self vibration of the damper is reduced, and automobile driving stability is improved.
Owner:WM MOTOR TECH GRP CO LTD

Bogie for railway vehicle and railway vehicle with bogie

The invention discloses a bogie for a railway vehicle and the railway vehicle with the bogie. The bogie comprises a framework assembly, wherein the framework assembly comprises a steering knuckle, a steering knuckle arm and a guide support, a walking wheel is installed on the steering knuckle, the steering knuckle arm is connected to the steering knuckle, the guide support is hinged to a vehicle body of the railway vehicle, a guide wheel is installed on the guide support, the guide support is connected with the steering knuckle through a steering pull rod, the bogie comprises the framework assembly arranged on the left side and the framework assembly arranged on the right side, and the steering knuckle arm in the framework assembly on each side is suitable for being independently installedon the vehicle body of the railway vehicle. According to the bogie for the railway vehicle, the running stability of the railway vehicle can be improved.
Owner:BYD CO LTD

Drive axle for suspension type monorail vehicle bogie

The invention provides a drive axle for a suspension type monorail vehicle bogie. The drive axle comprises a motor, a coupler, a main speed reducer, a differential mechanism, a wheel transmission device, a drive axle shell and an accessory; the motor is connected with the coupler, the coupler is connected with the main speed reducer, the main speed reducer is connected with the differential mechanism, and the differential mechanism is connected with the wheel transmission device; power input by the motor is transmitted to the main speed reducer through the coupler to be coupled to amplify the torque, and then is output to the wheel transmission device after the differential mechanism balances the rotating speed torque; a wheel hub drives a vehicle. The drive axle for the suspension type monorail vehicle bogie provides large power, large torque and high rotating speed, is resistant to strong impact and extreme environments, low in weight and high in reliability, and has the service life of 30 years.
Owner:重庆凯瑞传动技术有限公司 +1

Shock absorber, vehicle and method for improving driving stability of vehicle

The invention provides a shock absorber, a vehicle and a method for improving the driving stability of the vehicle, and belongs to the field of vehicles. The shock absorber comprises an outer cylinder, a piston, a piston rod and two electromagnetic valves. The outer cylinder is connected with the suspension, the piston is slidably arranged in the outer cylinder, and one end of the piston rod extending out of the outer cylinder is connected with the frame. An upper cavity and a lower cavity of the piston are filled with hydraulic oil, the two electromagnetic valves are arranged on the piston, the through-flow area on the piston can be adjusted by adjusting the opening degrees of the electromagnetic valves, and then the damping force of the shock absorber is adjusted. And the running stability of the vehicle is improved, and the riding experience is improved. The vehicle adopts the shock absorber, so that the comprehensive shock absorption performance of the vehicle is improved. By the adoption of the method for improving the running stability of the vehicle, under the emergency braking condition, the adhesive force of the rear wheels to the ground can be increased, and the stabilityof the whole vehicle body is controlled. And during braking under general conditions, effective buffering can be formed by reducing the damping force, and the comfort during braking is improved.
Owner:宁波燕清汽车技术有限公司

Alloy material for brake disc of high-speed heavy haul train, preparation method thereof and brake disc

The invention discloses an alloy material for a brake disc of a high-speed heavy haul train, a preparation method thereof and a brake disc. The alloy material is prepared by melting, refining and spray-forming with Ti, Cu, Mn, V and Al as raw materials, and the alloy material can be applied to manufacturing a transition layer of the brake disc of the high-speed heavy haul train. The alloy materialprovided by the invention is high in strength, is good in toughness, and can be taken as the transition layer for bearing a base body and a wear-resisting layer of the brake disc. The base body and the wear-resisting layer of the manufactured brake disc of the high-speed heavy haul train are tightly combined, so that stable operation under a high-temperature condition and a low-temperature condition is achieved, theservice life is long, and brake performance is good. The alloy material for the brake disc of the high-speed heavy haul train disclosed by the invention can effectively promote popularization of the aluminum alloy brake disc, relieves the train weight, reduces energy consumption, and improves safety of train operation.
Owner:HUNAN UNIV OF TECH

Low-floor rubber wheel bogie based on hub motor

The invention provides a low-floor rubber wheel bogie based on a hub motor. The low-floor rubber wheel bogie comprises a hub motor assembly, an independent air suspension system, a rubber wheel, a rim, a disconnected steer-by-wire mechanism and a bogie underframe. The rubber wheel is installed on the rim, the rubber wheel and the assembly body of the rim form a rubber wheel assembly, and the rubber wheel assembly is fixedly connected with the hub motor assembly; the hub motor assembly is in spherical hinge connection with the independent air suspension system; the disconnected steer-by-wire mechanism is fixedly connected with the hub motor assembly, and the disconnected steer-by-wire mechanism is connected with the bogie underframe through a rotating shaft; the independent air suspension system is connected with the bogie underframe through rubber balls.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

Reinforced transmission shaft

A reinforced transmission shaft relates to the technical field of car transmission, and comprises a slip yoke; one end of the slip yoke is connected with a first weld yoke; the other end of the first weld yoke is connected with a first shaft pipe; the other end of the first shaft pipe is connected with a first non-slip shaft; a first non-slip yoke sheaths the other end of the first non-slip shaft, and connected with a second weld yoke; the other end of the second weld yoke is connected with a second shaft pipe; the other end of the second shaft pipe is connected with a second non-slip shaft; a third weld yoke is arranged at the other end of the second non-slip shaft; the other end of the third weld yoke is connected with a third shaft pipe; the other end of the third shaft pipe is connected with a fourth weld yoke; the fourth weld yoke is connected with a flange yoke; a second non-slip yoke sheaths the other end of the second non-slip shaft, and the other end of the second non-slip shaft is fixed by a second gasket and a second nut; the second non-slip yoke is connected with the third weld yoke through a third cross assembly and a third snap ring. The reinforced transmission shaft adopts an integrated transmission shaft, is low in cost and convenient to load, and improves the dynamic balance effect greatly.
Owner:JIANGSU JOYLONG AUTOMOBILE

Split type routing inspection robot

The invention provides a split type routing inspection robot. A main machine and a slave machine are included and are locked and unlocked through a rapid dismounting and rapid connecting mechanism. The rapid dismounting and rapid connecting mechanism comprises first wheel assemblies arranged on the main machine. The first wheel assemblies comprise first wheels, and each first wheel assembly is constructed into a telescopic structure so that the first wheels can ascend and descend. A matching structure arranged on the slave machine is further included. Under the contraction state of the first wheel assemblies, the first wheel assemblies are matched with the matching structure so that the main machine and the slave machine can be locked. Under the stretching state of the first wheel assemblies, the main machine and the slave machine are unlocked. Telescopic structures on walking wheels of one part are utilized for being matched with the other part through the rapid dismounting and rapidconnecting mechanism for achieving locking and unlocking between the two parts, on one hand, the structure is simplified, the structure is more reliable, damage is not likely to happen, and the service life is prolonged; and on the other hand, when the two parts are connected together, the walking wheels of one part can be elevated, and accordingly advancing stability of the split type robot in the locking state is improved.
Owner:HANGZHOU SHENHAO TECH

Bionic suspension fork

InactiveCN104709422AIncrease the reach of the front forkScientific and reasonable designSteering deviceBionicsEngineering
The invention provides a bionic suspension fork. The bionic suspension fork comprises a fork vertical pipe, a fork shoulder, two shock absorbers, two fork legs, six connecting frames, two connecting seats and six oppositely-locking bolts. The parts are connected according to the specific angle range between the parts. When applied by impact force from bottom to top, the shock absorbers are stressed and displaced, and the angles between the fork legs and the horizontal plane are changed. Acting force can be decomposed and transferred when the bionic suspension fork receives acting force acting motion. Damping loss generated due to stress of the bionic suspension fork is transferred into the accelerated speed for forward motion of a whole bicycle, and riding is promoted. Meanwhile, the extension distance of the fork legs is increased, and the riding stability and safety of the whole bicycle are improved. The bionic suspension fork is scientific and reasonable in design, convenient to use and stable in suspension effect.
Owner:刘振欣

A quick-disconnect and quick-connect mechanism for a split robot

The present invention provides a quick-disconnect and quick-connect mechanism for a split robot, which includes a first wheel assembly arranged on the first part, the first wheel assembly includes a first roller, and the first wheel assembly is configured as a telescopic structure to realize the second The lifting of a roller also includes a matching structure arranged on the second part. In the contracted state of the first wheel assembly, the first wheel assembly cooperates with the matching structure to lock between the first part and the second part. In the extended state of the assembly, the unlocking is between the first part and the second part. Use the telescopic structure on one part of the road wheel to cooperate with the other part to realize the locking and unlocking between the two parts. On the one hand, the structure is simplified, the structure is more reliable, not easy to be damaged, and the service life is prolonged. On the other hand, the two parts can be connected When they are together, some of the walking wheels are raised to improve the stability of the split robot when it is locked.
Owner:HANGZHOU SHENHAO TECH

A garbage compression device and a rear-loading compression garbage truck

The invention discloses a garbage compression device, comprising a box body, a rear door hinged at the rear of the box body, a garbage feeding port is arranged on the rear door, a push plate is arranged in the box body, and two outer sides of the box body are symmetrically arranged with two For the driving part, the two sides of the box are provided with long horizontal through holes corresponding to the driving parts; each long horizontal through hole is equipped with a moving component, the outer side of the moving component is connected with the driving component, and the driving component drives the moving component along the length of the driving component. The strip-shaped transverse through hole moves, the inner side of the moving assembly and the side of the push plate are hinged through a first pin shaft, and a rotating oil cylinder is also installed between the inner side of the moving assembly and the rear side of the push plate, one end of the rotating oil cylinder is hinged on the inside of the moving assembly, and the other end is hinged On the rear side of the push plate, when the rotating oil cylinder acts, the push plate can be driven to rotate along the first pin shaft. The garbage compression device can increase the garbage bearing space and improve the garbage collection volume of the box body. The present invention also provides a rear-loading compression type garbage truck, comprising a vehicle chassis, and the above-mentioned garbage compression device is installed on the vehicle chassis.
Owner:XIAMEN YULONG MACHINERY

A shock absorber with extended service life

ActiveCN109340296BReduce wearAvoid direct hard collisionsSpringsLiquid based dampersPiston rodShock absorber
The invention discloses a shock absorber capable of prolonging the service life, relates to the field of car shock absorbers, and aims to solve the problem that a conventional shocker absorber capableof being limited is short in service life. According to the technical scheme, the key point is that the shock absorber comprises an oil storage barrel, a dustproof cover which covers one end of the oil storage barrel, a piston rod which is arranged on the end part of the oil storage barrel in a penetrating mode and is fixedly connected to the middle part of the dustproof cover, wherein one end, extending into the oil storage barrel, of the piston rod is connected with a piston; a guide assembly is fixedly arranged inside the end part, close to the dustproof cover, of the oil storage barrel; and one end, towards the piston, of the guide assembly is equipped with a hydraulic limiting assembly. According to the shock absorber capable of prolonging the service life disclosed by the invention,conventional hard collision is changed into hydraulic limiting; a nearly sealed cavity is formed between a locking ring and a guider, so that hydraulic limiting on the locking ring is realized by utilizing oil pressure in the cavity, and hard collision on the guider is reduced, and therefore, the service life of the shock absorber is effectively prolonged.
Owner:嘉兴市富莱德汽车零部件制造有限公司

Drive-by-wire chassis control system based on ECU

The invention relates to a drive-by-wire chassis control system based on an ECU. The drive-by-wire chassis control system based on the ECU mainly comprises an industrial personal computer, the ECU, a drive-by-wire chassis and an energy feedback device. Wherein the industrial personal computer is adopted to obtain vehicle operation data, and generating a control signal according to the vehicle operation data; generating a control instruction according to the control instruction by adopting the ECU; the drive-by-wire chassis is used for braking according to the control instruction to generate braking force; the energy feedback device is used for generating reverse power generation torque according to the braking force to generate electric energy, so that high energy feedback efficiency is guaranteed while the running stability of the unmanned vehicle is improved.
Owner:舜泰汽车有限公司

a shock absorber

The invention provides a shock absorber and belongs to the field of vehicles. The shock absorber includes an outer cylinder, a piston, a piston rod and two electromagnetic valves; the outer cylinder is connected with the suspension, the piston is slidably arranged in the outer cylinder, and the end of the piston rod protruding from the outer cylinder is connected with the vehicle frame. The upper and lower chambers of the piston are filled with hydraulic oil, and two solenoid valves are arranged on the piston. By adjusting the opening of the solenoid valve, the flow area on the piston can be adjusted, thereby adjusting the damping force of the shock absorber; and the vehicle is lifted Driving stability and improving the ride experience. The above-mentioned vehicle adopts the above-mentioned shock absorber, so that the comprehensive shock-absorbing performance of the vehicle is improved. Adopting the above-mentioned method for improving the running stability of the vehicle is beneficial to increase the adhesion of the rear wheel to the ground and control the stability of the entire vehicle body in case of emergency braking. In general, when braking, by reducing the damping force, an effective buffer can be formed and the comfort during braking can be improved.
Owner:宁波燕清汽车技术有限公司

Hybrid drive system and vehicle

This application belongs to the field of hybrid technology, and relates to a hybrid drive system and a vehicle. The hybrid drive system includes an engine, a gearbox and a motor, and the gearbox includes a speed change mechanism and a final drive; For the first output shaft and the second output shaft, the synchronization device is composed of a plurality of synchronizers, one of which is set at the disconnected position of the output shaft and connects or disconnects the first output shaft And the second output shaft is used to control the power combination and power disconnection of the first output shaft and the second output shaft, so as to realize multiple different power transmission paths. Since the disconnected position of the output shaft is provided with a synchronizer that connects the first output shaft and the second output shaft and is used to control the power combination and power disconnection of the first output shaft and the second output shaft, the hybrid drive system can use less The synchronizer realizes multiple gears, and the axial dimension is short, so the requirement for the axial dimension of the motor is not high.
Owner:BYD CO LTD +1

Shock absorber capable of prolonging service life

ActiveCN109340296AReduce wearAvoid direct hard collisionsSpringsLiquid based dampersPiston rodShock absorber
The invention discloses a shock absorber capable of prolonging the service life, relates to the field of car shock absorbers, and aims to solve the problem that a conventional shocker absorber capableof being limited is short in service life. According to the technical scheme, the key point is that the shock absorber comprises an oil storage barrel, a dustproof cover which covers one end of the oil storage barrel, a piston rod which is arranged on the end part of the oil storage barrel in a penetrating mode and is fixedly connected to the middle part of the dustproof cover, wherein one end, extending into the oil storage barrel, of the piston rod is connected with a piston; a guide assembly is fixedly arranged inside the end part, close to the dustproof cover, of the oil storage barrel; and one end, towards the piston, of the guide assembly is equipped with a hydraulic limiting assembly. According to the shock absorber capable of prolonging the service life disclosed by the invention,conventional hard collision is changed into hydraulic limiting; a nearly sealed cavity is formed between a locking ring and a guider, so that hydraulic limiting on the locking ring is realized by utilizing oil pressure in the cavity, and hard collision on the guider is reduced, and therefore, the service life of the shock absorber is effectively prolonged.
Owner:嘉兴市富莱德汽车零部件制造有限公司

A method for improving the running stability of automobiles

The invention belongs to the technical field of automobiles, and particularly relate to a method for improving the travelling stationarity of an automobile. A shock absorber is used in the method andcomprises a cylinder, a first piston, a piston rod, a protective cylinder, a circulating valve, a rebound valve, a second piston, an inner spring, outer springs, guiding rods and a supporting disc. The guiding rods are connected to the bottom of the second piston. The bottoms of the guiding rods are fixedly connected with the supporting disc. The outer springs connected to the periphery of the cylinder in a sleeving mode are arranged between the supporting disc and guiding sleeves. The guiding sleeves are connected to the ends of the outer springs in a sleeving mode. According to the shock absorber, the guiding rods are arranged at the bottom of the second piston, and when the piston rod moves, the second piston is pushed to move downwards through the outer springs; and through linkage between the first piston and the second piston, on the one hand, force borne by the first piston can be reduced, and the service life of the first piston is prolonged, on the other hand, damping force borne by the second piston in the compression process does not fluctuate much, and the situation that the shock absorbing performance of the shock absorber degrades much at the later stage of a shock absorbing cycle is avoided.
Owner:南京自强铁路车辆配件有限公司

Hybrid power driving system and vehicle

The invention belongs to the technical field of hybrid power, and relates to a hybrid power driving system and a vehicle. The hybrid power driving system comprises an engine, a gearbox and a motor, and the gearbox comprises a speed change mechanism and a main speed reducer; an output shaft is broken into a first output shaft body and a second output shaft body in the middle, a synchronizer is composed of a plurality of synchronizers, and one synchronizer is arranged at the broken position of the output shaft and connects or disconnects the first output shaft body and the second output shaft body. By controlling power combination and power disconnection of the first output shaft body and the second output shaft body, multiple different power transmission paths can be achieved. Due to the fact that the synchronizer which is connected with the first output shaft body and the second output shaft body and used for controlling power combination and power disconnection of the first output shaft body and the second output shaft body is arranged at the broken position of the output shaft, the hybrid power driving system can achieve multiple gears through fewer synchronizers, the axial sizeis short, and the requirement for the axial size of the motor is not high.
Owner:BYD CO LTD

Splayed bicycle frame

A figure-eight bicycle frame. The figure-eight frame is combined with a new type of front fork. The upper beam and the lower beam of the frame are connected by a shock absorber and a connecting shaft to form a figure-eight structure, so that the resistance direction of the shock-absorbing front fork due to force It is transferred to the forward and upward force of the front wheel. The deformation of the front and rear wheels changes, transforming the vertical upward damping force into a forward and upward resultant force consistent with the direction of motion, and the change in the connection angle structure presents a moving dynamic resultant force in the same direction as the frame and front fork structure changes. , Improve the riding stability and safety of the whole vehicle. The design is scientific and reasonable, easy to use, and the shock absorption effect is stable.
Owner:刘振欣

Assembly method of aluminum alloy skeleton body assembly structure

The invention relates to an aluminium alloy framework automobile body assembling structure and an assembling method thereof. The aluminium alloy framework automobile body assembling structure comprises a front wall framework, a rear wall framework, a side wall framework, a top cover frame and an underframe, wherein the front wall framework, the rear wall framework, the side wall framework and the top cover frame are made of aluminium alloy, and the underframe is made of rectangular tubes. Transitional rectangular tubes are riveted at the positions where the front wall framework, the rear wall framework and the side wall framework are connected with an underframe piece beam, and L-shaped aluminium alloy connecting plates are riveted at the positions where the top cover frame is connected with the side wall framework, the front wall framework and the rear wall framework. Through the above technical scheme, the front wall framework, the rear wall framework, the side wall framework and the top cover frame are made of the aluminium alloy, the self weight of an automobile body is lowered, and meanwhile the two connecting modes of the L-shaped aluminium alloy connecting plates and the transitional rectangular tubes are used for guaranteeing the connecting transformation of all the parts.
Owner:ANHUI ANKAI AUTOMOBILE

Hybrid power driving system and vehicle

The invention belongs to the technical field of hybrid power, and relates to a hybrid power driving system and a vehicle. The hybrid power driving system comprises an engine, a gearbox and a motor, wherein the gearbox comprises a speed change mechanism and a main speed reducer; the speed change mechanism comprises a clutch device, an input shaft, an output shaft, a synchronizer, a plurality of driving gears and a plurality of driven gears, the clutch device is connected between the engine and the input shaft, and the motor is connected with the input shaft or the output shaft; part or all of the plurality of driving gears sleeve the input shaft in a hollow mode, and part or all of the plurality of driven gears sleeve the output shaft in the hollow mode; and at least two adjacent driving gears which are fixedly integrated and sleeve in the hollow mode are arranged on the input shaft, and at least two adjacent driven gears which are fixedly integrated and sleeve in the hollow mode are arranged on the output shaft. According to the hybrid power driving system, multiple gears are achieved through a few synchronizers, the axial size is small, and the requirement for the axial size of the motor is not high.
Owner:BYD CO LTD
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