CN202480823U - System for electric automobile to initiatively incline when turning - Google Patents
System for electric automobile to initiatively incline when turning Download PDFInfo
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- CN202480823U CN202480823U CN2012200983095U CN201220098309U CN202480823U CN 202480823 U CN202480823 U CN 202480823U CN 2012200983095 U CN2012200983095 U CN 2012200983095U CN 201220098309 U CN201220098309 U CN 201220098309U CN 202480823 U CN202480823 U CN 202480823U
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Abstract
The utility model discloses a system for an electric automobile to initiatively incline when turning, comprising a main controller as well as a front wheel inclining system, a rear wheel inclining system and a seat returning system which are in circuit connection with the output end of the main controller. The front wheel inclining system comprises an incline driving motor in circuit connection with the main controller and a plurality of centripetal knuckle bearings in mechanical connection with the incline driving motor. Each centripetal knuckle bearing comprises an inner ring body designed as a spherical shape and an outer ring body sleeved outside the inner ring body, wherein a connecting shaft, a plurality of steel columns and a plurality of curved grooves are arranged on the inner ring body, the outer ring body is designed as a spherical shape, is hollow and is provided with an inner cavity; the shape and the size of the inner cavity are adaptive with the inner ring body; a plurality of steel columns and a plurality of curved grooves are arranged on the inner wall of the outer ring body; and a connecting shaft, a turning arm and an inclining arm are respectively arranged on the outer wall of the outer ring body. According to the system, initiative inclining design is adopted for wheels and seats, and when the wheels initiatively incline, the center of gravity of the automobile body is lowered and inclined inwards, which is beneficial for the turning of the automobile.
Description
Technical field
The utility model relates to a kind of system that is used for electronlmobil active tilt when turning.
Background technology
Animal in that occurring in nature is run or circled in the air all can active tilt when turning.Aircraft, motor bike also are the same, and they offset the centnifugal force that turns to the active tilt of self.And general-utility car can not be accomplished active tilt, and under action of inertia, driver and crew understand the passivism bend outside, and kind of a sticky feeling of being dished out is arranged, and cause driver comfort greatly to descend.
In the AFVI car exhibition of Anaheim; The Connaught Motor company of Britain has showed a that sieve (NARROW CAR) concept car (hereinafter referred Na Luoche); This car can be through calculating the speed of a motor vehicle and angle of turn; The direction of tilt of automatic compensation tire and vehicle body and angle are offset the centnifugal force that turns to the active tilt of self, thereby improve driver comfort.But its shortcoming is; This car is that whole vehicle body tilts to curve inner side when turning, and this design very likely causes a side of its base plate to contact with ground, particularly when pavement roughness; The regulation and control difficulty of body inclination direction and angle increases, and is prone to cause the accident of overturning or base plate kiss the earth.So, this car to special ground-surface adaptive capacity a little less than.Also have, the design of the vehicle body integral inclination of this Na Luoche has also limited body width, has increased height of gravitational center.The width of this car is less than one meter, and center of gravity is but very high, and high narrow vehicle body also only holds a people to be driven, very impracticable.Therefore, the problem that we faced is how to make the automobile both can active tilt, improves driver comfort, can be not cost to sacrifice body width with increasing height of gravitational center again.
The utility model content
The utility model provides a kind of system that is used for electronlmobil active tilt when turning, can active tilt, improve driver comfort, and guarantee that simultaneously body width is big and body gravity is lower.
For realizing above-mentioned purpose; The utility model provides a kind of system that is used for electronlmobil active tilt when turning; Be characterized in that this system comprises master controller, and return positive system with master controller circuit of output terminal bonded assembly front-wheel pitch system, trailing wheel pitch system, seat respectively;
Above-mentioned front-wheel pitch system comprises and master controller circuit of output terminal bonded assembly tilt drive motor, and respectively with several plain radial bearings of this tilt drive motor mechanical connection;
Above-mentioned plain radial bearing comprises:
Inner ring body, it is made as ball-type, and this inner ring body is provided with adapter shaft, several steel columns and several curved surface grooves; Adapter shaft connects the suspension of external electronlmobil front-wheel;
Be set in the outer outer ring body of above-mentioned inner ring body, this outer ring body is made as ball-type, and hollow is provided with inner chamber, and the shape size of this inner chamber is suitable with inner ring body; This outer ring body is provided with circular open; The inwall of outer ring body is provided with some steel columns and some curved surface grooves; Be respectively equipped with adapter shaft, spindle arm and inclined arm on the outer wall of outer ring body;
The steel column of above-mentioned inner ring body is arranged in the curved surface groove of outer ring body correspondingly; The steel column of each inner ring body is free to slide in the curved surface groove of its cooresponding outer ring body;
The steel column of above-mentioned outer ring body is arranged in the curved surface groove of inner ring body correspondingly; The steel column of each outer ring body is free to slide in the curved surface groove of its cooresponding inner ring body;
Angle between the axis of above-mentioned adapter shaft, spindle arm and inclined arm respectively is 90 °; Adapter shaft and spindle arm are arranged at same horizontal surface, and adapter shaft and inclined arm are arranged at same vertical plane.
Above-mentioned adapter shaft connects the wheel hub of the front-wheel of external electronlmobil;
Above-mentioned spindle arm connects the deflector of the front-wheel of external electronlmobil through connecting rod;
Above-mentioned inclined arm connects described tilt drive motor through connecting rod.
The sliding path of the steel column of above-mentioned inner ring body in the curved surface groove of outer ring body is arranged in adapter shaft and the determined horizontal surface of spindle arm;
The sliding path of the steel column of above-mentioned outer ring body in the curved surface groove of inner ring body is arranged in adapter shaft and the determined vertical plane of inclined arm.
The sliding path of the steel column of above-mentioned inner ring body in the curved surface groove of outer ring body is arranged in adapter shaft and the determined vertical plane of inclined arm;
The sliding path of the steel column of above-mentioned outer ring body in the curved surface groove of inner ring body is arranged in adapter shaft and the determined horizontal surface of spindle arm.
Above-mentioned trailing wheel pitch system comprises:
The trailing wheel inclination motor, its inlet circuit connects master controller;
Rear-axle steering horizontal bar bar, it connects the trailing wheel inclination motor;
Some rear-axle steering joint arms, it is arranged on the two ends of rear-axle steering horizontal bar bar;
Some rear-axle steering joints, two of each rear-axle steering joint connect its cooresponding rear-axle steering joint arm respectively, and the trailing wheel of external electronlmobil;
Some rear-axle steering joint bearings, each rear-axle steering save respectively, and correspondence is arranged in each rear-axle steering joint bearing.
Above-mentioned seat returns positive system and comprises:
The seat returns positive motor, and its inlet circuit connects master controller;
Rotor wheel, it connects the seat through rotating shaft and returns positive motor;
Strut bar, its bottom connects along the radial direction of rotor wheel;
Seat, it is arranged on the top of strut bar.
Above-mentioned seat returns positive system and also comprises the seat inclination angle sensor that is used to detect the seat angle of inclination, and this seat inclination angle sensor circuit of output terminal connects master controller.
The input end of above-mentioned master controller also respectively circuit connect external rotary angle transmitter and the car speed sensor on the electronlmobil that be arranged on.
Native system also comprises failsafe system, and its circuit connects master controller.
The electronlmobil that native system was suitable for, its suspension adopts single transverse arm type suspension;
This electronlmobil adopts the back-wheel drive mode;
The tire of this electronlmobil adopts motor cycle type convex surface tire.
The utility model instructs the angle that turns to through rotary angle transmitter detection direction dish; The road speed that car speed sensor is monitored electronlmobil in real time is sent to master controller, and master controller combines the road speed information of vehicle to draw the inclination control command according to steering angle; Master controller is sent to front-wheel pitch system, trailing wheel pitch system, seat respectively with the inclination control command and returns positive system; Front-wheel pitch system, trailing wheel pitch system, seat return positive system is carried out equal angular according to the inclination control command inclination;
In the front-wheel pitch system, tilt drive motor drives through the swing of connecting rod inclined arm, and inclined arm drives outer ring body and on inner ring body, rotates, and the front-wheel through outer ring body drive electronlmobil makes front-wheel under the drive of outer ring body, realize active tilt.
The utility model can also return the seat of positive system through chaufeur active tilt seat; Survey the angle of inclination of seat through the seat inclination angle sensor; Be sent to the master controller analyzing and processing; Simultaneously master controller also detects the information that rotary angle transmitter and car speed sensor monitor and analyzes, and judges driver's active tilt operates under the current forward traveling of vehicle whether can cause the instability of going, as if can not; Then carry out the synchronous inclination of equal angular, help the driver to realize the intention of active tilt according to the inclination control command; If can cause instability; Then master controller shielding driver returns the operation that positive system is sent through the seat; Send voluntarily and instruct to front-wheel pitch system, trailing wheel pitch system, the angle tilt with suitable sends the seat that returns positive system in instruction to seat simultaneously and returns positive motor; Adjustment seat bevelled angle, the protection driver.
A kind of system that is used for electronlmobil active tilt when turning of the utility model compares with prior art, and its advantage is that the utility model has adopted the design of wheel and seat active tilt; Abandon the design of Na Luoche vehicle body integral inclination, when its beneficial effect is to improve driver comfort, avoided the Na Luoche center of gravity too high; Vehicle body is narrow; Be prone to overturn, the appearance of problems such as base plate kiss the earth is simultaneously during the wheel active tilt; The vehicle body center of gravity reduces and the deflection inboard, helps motor turning more;
The utility model is provided with plain radial bearing, and as steering swivel, this bearing not only can be done banking motion oscillating bearing; Can also do divertical motion; Thereby can compatibility turn to again when making orthodox car accomplish active tilt, this plain radial bearing is simple and practical simultaneously, and is easy to assembly;
Be provided with steel column and curved surface groove in the utility model plain radial bearing in inner ring body and the outer ring body; Its structure adopts the structure that is similar to cardan universal joint; Its advantage is to keep the relative fixed of Internal and external cycle body position when not influencing joint shaft makes inclination, divertical motion, guarantees vehicle starting and brake;
The front and back wheel of the automobile that the utility model was suitable for adopts single transverse arm type suspension, is independent suspension, and good driver comfort can be provided, and the road crossing ability;
The electronlmobil that the utility model was suitable for adopts motor cycle type convex surface tire; This kind tire had both guaranteed that automobile fully contacted with ground-surface when active tilt; Significantly reduced friction again, reduced the energy consumption of automobile, made automobile more energy-conservation; Be applicable to electronlmobil more, also avoided the shortcoming of single transverse arm type suspension the wheel inordinate wear;
The utility model is provided with failsafe system, its detection failure, and the instruction of lockable active tilt system transfers to by receiving rotary angle transmitter detection direction dish and instructs the angle information that turns to, the inclination of control vehicle;
The utility model the steering swivel system of suitable electronlmobil adopt modular event driven; Make and turn to, perfectly combine with the wheel active tilt; Front-wheel is accomplished through mechanical connection and under the help of force aid system by the driver fully and is turned to; Reduced the work capacity of failsafe system, better utilization the high stability and the safety of mechanical connection.
Description of drawings
Fig. 1 is used for the structural representation of electronlmobil plain radial bearing of the system of active tilt when turning for the utility model is a kind of;
Fig. 2 is used for the section-drawing of the plain radial bearing of electronlmobil system of active tilt when turning at Fig. 1 A-E face for the utility model is a kind of;
Fig. 3 is used for the structural representation of electronlmobil front-wheel steering of the electronlmobil that system was suitable for of active tilt when turning for the utility model is a kind of;
Fig. 4 is used for the module map of electronlmobil system of active tilt when turning for the utility model is a kind of.
The specific embodiment
Below in conjunction with accompanying drawing, specify the embodiment of the utility model.
The utility model discloses a kind of system that is used for electronlmobil active tilt when turning, this system comprises master controller 6, and circuit of output terminal bonded assembly front-wheel pitch system 7, trailing wheel pitch system 8, the seat with this master controller 6 returns positive system 9 respectively.
Front-wheel pitch system 7 comprises two plain radial bearings, and respectively with the tilt drive motor of two these plain radial bearing mechanical connections.
Like Fig. 1 and combine shown in Figure 2ly, being connected between the suspension that plain radial bearing is used for the vehicle front-wheel and the front-wheel, this plain radial bearing comprises inner ring body 1, and is set in the outer outer ring body 2 of this inner ring body 1.
The horizontal surface at the center shaft of adapter shaft 11 place intersects on the formed circumference with inner ring body 1 outer wall, with the position of center shaft horizontal interval (HI) 90 degree of adapter shaft 11, is that symmetric points are arranged with the big or small identical steel columns 13 of two shapes with inner ring body 1 centre of sphere respectively.These two steel columns 13 are made as cylinder, and the axis of these two steel columns 13 overlaps, perpendicular to inner ring body 1 outer wall, and the center-point through inner ring body 1 spheroid.The effect of steel column 13 is both can guarantee that oscillating bearing does inclination, divertical motion along the direction of appointment, can keep the relative fixed of inner ring body 1 and steel column 13 positions again, thereby guarantees that automobile can start to walk and brake.
The perpendicular at adapter shaft 11 center shafts place and inner ring body 1 outer wall intersect on the formed circumference; With inner ring body 1 centre of sphere is that symmetric points are arranged with two curved surface grooves 14 that are provided with along inner ring body 1 spherome surface, and the angular range of these two curved surface grooves 14 is 15 ° to 20 °.Each curved surface groove 14 is an axis of symmetry with the vertical axis through inner ring body 1 centre of sphere, the rotational symmetry setting.
When inner ring body 1 was set in the inner chamber of outer ring body 2, the adapter shaft 11 of inner ring body 1 was provided with corresponding to the circular open 24 of outer ring body 2.Adapter shaft 11 is arranged in the circular open 24 simultaneously, has also limited the scope that inner ring body 1 rotates in the inner chamber of outer ring body 2.
The joining place of the extended line of line and outer ring body 2 outer walls is provided with connecting arm 23 between the center of circle of center of circle opening 24 and outer ring body 2 centre ofs sphere, and this connecting arm 23 is perpendicular to the outer wall surface setting of outer ring body 2, and the outer end of this connecting arm 23 connects the wheel hub of electronlmobil front-wheel.Outer ring body 2 is fixed through this connecting arm 23 and the wheel hub of electronlmobil front-wheel, has also realized and the front-wheel relative fixed simultaneously.
On the inwall of outer ring body 2, be provided with two steel columns 25 and two curved surface grooves 26.Two steel columns 25 of outer ring body 2 are separately positioned on vertically through two intersection point places of axis and outer ring body 2 inwalls of outer ring body 2 centre ofs sphere (while two steel columns 25 also are arranged on the crossing circumference of the inwall of A-E face shown in Figure 1 and outer ring body 2).The set position of the curved surface groove 14 of the set position of the steel column 25 of this outer ring body 2 and inner ring body 1 is corresponding; Simultaneously; The cylinder that outer ring body 2 steel columns 25 adopt perpendicular to outer ring body 2 inwalls, the diameter of outer ring body 2 steel columns 25 is slightly less than the width of inner ring body 1 curved surface groove 14.When inner ring body 1 was set in the inner chamber of outer ring body 2, two outer ring body 2 steel columns 25 were separately positioned in the corresponding inner ring body 1 curved surface groove 14, and outer ring body 2 steel columns 25 can be realized being free to slide in inner ring body 1 curved surface groove 14.
Two curved surface grooves 26 of outer ring body 2 are arranged on the circumference place that the face of A-E shown in Fig. 1 and outer ring body 2 inwalls intersect, these two curved surface grooves 26 angle intervals 90 degree respectively and between the steel column 25 of two above-mentioned outer ring bodies 2.This curved surface groove 26 with the direction of the connecting arm 23 sensing center of circle openings 24 of outer ring body 2 along outer ring body 2 inwall settings.The angular range of these two curved surface grooves 26 is made as 15 ° to 20 °.It is that center of symmetry is symmetrical set with the joining with the A-E face.
When inner ring body 1 is set in the inner chamber of outer ring body 2, and two steel columns 25 of outer ring body 2 are when being arranged in two curved surface grooves 14 of inner ring body 1, and also two steel columns 13 with inner ring body 1 are corresponding in two curved surface grooves, the 26 set positions of outer ring body 2.When two steel columns 25 of the outer ring body 2 that makes were arranged in two curved surface grooves 14 of inner ring body 1, two steel columns 13 of inner ring body 1 also just in time were arranged in two curved surface grooves 26 of outer ring body 2.The width of two curved surface grooves 26 of outer ring body 2 is slightly larger than the diameter of two steel columns 13 of inner ring body 1, makes two steel columns 13 of inner ring body 1 in the scope of two curved surface grooves 26 of outer ring body 2, to be free to slide.
Through above-mentioned setting, can make plain radial bearing do roll steer and move along the direction of appointment, guarantee that simultaneously vehicle can start to walk and brake.
As shown in Figure 2, on the outer wall of outer ring body 2, be respectively equipped with inclined arm 27 and spindle arm 28 in the position of 90 degree at interval with connecting arm 23.Also 90 degree at interval between this inclined arm 27 and the spindle arm 28 simultaneously.Be adapter shaft 23, spindle arm 28 and inclined arm 27, the angle between its axis separately all is 90 ° of right angles.
Wherein, inclined arm 27 vertically is provided with, and its outer end is provided with ball end 271, and this ball end 271 connects inclination intermediate rod 3 through its cooresponding ball cap.Inclined arm 27 connects above-mentioned tilt drive motor through this inclination intermediate rod 3, realizes being in transmission connection between outer ring body 2 and the tilt drive motor, and this tilt drive motor adopts dc stepper motor, and its circuit connects the mouth of master controller 6 (ECU).
When tilt drive motor transmission outer ring body 2; Tilt drive motor drives inclination intermediate rod 3 parallel motions, and inclination intermediate rod 3 drives inclined arm 27 swings through ball end 271, and inclined arm 27 drives outer ring body 2 and on inner ring body 1, rotates; Drive the front-wheel of electronlmobil through outer ring body 2; Make front-wheel under the drive of outer ring body 2, realize active tilt, the tiltable angle minimum of front-wheel is 0 degree, is 15 to the maximum and spends to 20 degree.When outer ring body 2 rotated on inner ring body 1, two steel columns 25 of outer ring body 2 were free to slide in two curved surface grooves 14 of inner ring body 1 respectively, and the assurance oscillating bearing is vertically done banking motion, also keeps the relative fixed of Internal and external cycle body position.
Like Fig. 2 and combine shown in Figure 3ly, spindle arm 28 is horizontally disposed with, and its outer end is provided with ball end 281, and this ball end 281 connects a tierod 5 through its cooresponding ball cap.Spindle arm 28 connects the rack and pinion steering gear (dc stepper motor power-assisted) of external general-duty electronlmobil through this tierod, realizes being in transmission connection between outer ring body 2 and the rack and pinion steering gear.This rack and pinion steering gear is connected with the bearing circle 41 of electronlmobil, realizes turning to of front-wheel.
As shown in Figure 3; A kind of front-wheel steering system architecture: bearing circle 41 mechanical connection rotary angle transmitters 42, the circuit of output terminal of rotary angle transmitter 42 connects electronic controller 43, and the circuit of output terminal of electronic controller 43 connects motor driver 44; The circuit of output terminal connection gear rack-type steering gear 45 of motor driver 44; Be connected with tierod 47 on the rack and pinion steering gear 45, tierod 47 is provided with steering angle sensor 46, and this steering angle sensor 46 exports electronic controller 43 to.
When rack and pinion steering gear 45 transmission outer ring bodies 2, rack and pinion steering gear drives the tierod parallel motion, and tierod drives spindle arm 28 swings through ball end 281, and spindle arm 28 drives outer ring body 2 and on inner ring body 1, rotates.Front-wheel through outer ring body 2 drive electronlmobils makes front-wheel under the drive of outer ring body 2, realize normal steering operation.When outer ring body 2 rotated on inner ring body 1, two steel columns 13 of inner ring body 1 were free to slide in two curved surface grooves 26 of outer ring body 2 respectively, and assurance oscillating bearing along continuous straight runs is done divertical motion, also keeps the relative fixed of Internal and external cycle body position.
The assemble flow of the utility model plain radial bearing is following: at first plain radial bearing inner ring body 1 string is located in the circular open 24 of plain radial bearing outer ring body 2 annular circle bodies 21.Two steel columns 13 of inner ring body 1 are arranged in two curved surface grooves 26 of outer ring body 2; And corresponding two steel columns 25 with outer ring body 2 are arranged in two curved surface grooves 14 of inner ring body 1.At last that semisphere circle body 22 is closed through bolt with annular circle body 21, inner ring body 1 is set in the inner chamber of outer ring body 2, can accomplish the connection of plain radial bearing.
The tilt drive motor of front-wheel pitch system 7 is connected with an inclination intermediate rod 3, and the both sides of tilt drive motor connect plain radial bearing through inclination intermediate rod 3 respectively, and these two plain radial bearings connect the wheel hub of two front-wheels on the electronlmobil respectively.The inlet circuit of tilt drive motor connects master controller, receives the instruction of master controller, and two plain radial bearings are carried out coordinated control, makes two front-wheel interlocks of vehicle carry out equidirectional active tilt operation.
Trailing wheel pitch system 8 comprises rear-axle steering joint, rear-axle steering joint bearing, rear-axle steering joint arm, rear-axle steering horizontal bar bar, trailing wheel inclination motor.Rear-axle steering joint, rear-axle steering joint bearing, rear-axle steering joint arm, rear-axle steering horizontal bar bar, trailing wheel inclination motor all adopt general-duty rear-axle steering parts; In the utility model; It is carried out level originally turn to the active tilt that changes on the vertical direction, and abandon the function that its script level turns to.
The trailing wheel inclination motor adopts linear stepping motor, and its inlet circuit connects above-mentioned master controller 6, through the active tilt operation of master controller 6 control motor-driven trailing wheels.Connect rear-axle steering horizontal bar bar on the trailing wheel inclination motor; Be connected with rear-axle steering joint arm respectively at the two ends of rear-axle steering horizontal bar bar; And connecting two rear-axle steering joints through this rear-axle steering joint arm respectively, these two rear-axle steering joints connect the trailing wheel of electronlmobil respectively.Each rear-axle steering joint all is arranged in the rear-axle steering joint bearing.
Master controller 6 sends the active tilt instruction to the trailing wheel inclination motor; The trailing wheel inclination motor drives rear-axle steering horizontal bar bar; Rear-axle steering horizontal bar bar is through two rear-axle steering joints of rear-axle steering joint arm coordinated control at its two ends, and two rear-axle steering joints drive two trailing wheels respectively and carry out equidirectional active tilt.
The seat returns positive system 9, and this system comprises seat, strut bar, rotor wheel and seat and returns positive motor.The seat returns positive motor and connects rotor wheel through rotating shaft, and strut bar vertically is arranged on the rotor wheel, and strut bar connects fixing along the radial direction of this rotor wheel.Movably seat is fixed on the top of strut bar.The inlet circuit that the seat returns positive motor connects master controller 6, and master controller 6 returns positive motor to the seat and sends instruction, and the seat returns positive motor through rotating shaft rotated wheel, and rotor wheel drives the seat active tilt through strut bar.
The seat returns the seat inclination angle sensor 91 that also includes angle of inclination, real-time detection seat in the positive system 9, and its mouth is connected with master controller 6 circuit, and sends seat angle of inclination information to master controller 6, is gathered and analyzing and processing by master controller 6.
The seat returns positive system 9 can also be by its seat of chaufeur active tilt; Survey the angle of inclination of seat through seat inclination angle sensor 91; Be sent to master controller 6; Master controller 6 is gathered and analyzing and processing, sends the inclination control command respectively to front-wheel pitch system 7, trailing wheel pitch system 8, and front-wheel pitch system 7, trailing wheel pitch system 8 carry out the synchronous inclination of equal angular according to the inclination control command.
As shown in Figure 4, be used for the module frame chart of electronlmobil system of active tilt when turning for the utility model is a kind of.The inlet circuit of master controller 6 is connected with rotary angle transmitter 42, is arranged on car speed sensor 61 and seat inclination angle sensor 91 on the electronlmobil, and the circuit of output terminal of master controller 6 is connected with front-wheel pitch system 7, trailing wheel pitch system 8, seat and returns positive system 9.
Master controller 6 is mainly to rotary angle transmitter 42, car speed sensor 61; And the seat returns the seat inclination angle sensor 91 that detects the angle of inclination, seat in the positive system 9; Turn sign, electronlmobil road speed information that the bearing circle of above sensor acquisition sends; And the information at seat angle of inclination is carried out analyzing and processing, the judgement car behaviour.
Master controller 6 is also gathered the angle of inclination of seat and is carried out analyzing and processing; Send instruction to front-wheel pitch system 7, trailing wheel pitch system 8 front and rear wheel tilt drive motor separately; Controlling this motor rotates; Front-wheel pitch system 7, trailing wheel pitch system 8 carry out the synchronous inclination of equal angular according to the inclination control command, help the driver to realize the intention of active tilt, have also increased driving enjoyment.Simultaneously master controller also detects the information that rotary angle transmitter and car speed sensor monitor and analyzes; If this seat angle of inclination of operation very easily produces danger such as overturning under current vehicle speed and angle of turn; Then master controller 6 shields the driver immediately and returns the operation that positive system 9 is sent through the seat; Send voluntarily and instruct to front-wheel pitch system 7, trailing wheel pitch system 8, the angle tilt with suitable sends the seat that returns positive system 9 in instruction to seat simultaneously and returns positive motor; Adjustment seat bevelled angle, the protection driver.
Simultaneously, master controller 6 is also accepted the feedback signal of four-wheel obliquity sensor, judges the implementation status of each actuating motor.
Also comprise the failsafe system 62 that circuit connects master controller 6 in the present embodiment; It is the important module of electric steering system, and it comprises series of monitoring and implements algorithm, makes corresponding processing to different fault levels; In the hope of keeping the cruising of automobile to greatest extent; As one of most widely used instrument, the safety of automobile is the factor that must at first consider, thereby the automatic detection of fault is one of the most important composition of this electric steering system system with handling automatically.It adopts independent application specific processor, and through vehicle safety performance, power-supply system is being born controller, each execution is clicked and the power supply of other vehicular electrical appliances with better.
The principle of work of the utility model is following:
Common tilt mode: when chaufeur direction of passage dish 41 is turned electronlmobil, the angle that 41 instructions of rotary angle transmitter 42 detection direction dishes turn to, and this direction information is sent to the steering operation that electronic controller 43 carries out electronlmobil.Rotary angle transmitter 42 also is sent to master controller 6 with its direction information simultaneously, the direction information that master controller 6 receives; Be arranged at the road speed of the car speed sensor 61 real-time monitoring electronlmobils on the car simultaneously, and with road speed information transfer to master controller 6.
Master controller 6 is according to information such as the angle that turns in the direction information, speed, and the road speed information of combination vehicle, draws the inclination control command, comprises the angle that needs active tilt in this inclination control command.Master controller 6 is sent to front-wheel pitch system 7, trailing wheel pitch system 8, seat respectively with the inclination control command and returns positive system 9.Front-wheel pitch system 7, trailing wheel pitch system 8, seat return positive system 9 is carried out equal angular according to the inclination control command inclination.The rear-axle steering joint of the plain radial bearing in the front-wheel pitch system 7, trailing wheel pitch system 8 rotates identical angle respectively, equates to guarantee electronlmobil front and back wheel angle of inclination, guarantees the steady of electronlmobil.
The active tilt mode of operation: the system that the utility model is used for electronlmobil active tilt when turning also includes another and can return positive system 9 through its seat and carry out active tilt work.Chaufeur active tilt seat returns the seat of positive system 9, and the angle of inclination through seat inclination angle sensor 91 detection seats is sent to master controller 6.The angle of inclination collection of 6 pairs of seats of master controller is also carried out analyzing and processing; Simultaneously master controller also detects the information that rotary angle transmitter and car speed sensor monitor and analyzes; Judge driver's inclination direction and size, under the current forward traveling of vehicle, whether can cause the instability of going, or can not cause the generation of rollover situation; If no above-mentioned situation; Then send instruction to the front and rear wheel tilt drive motor of front-wheel pitch system 7, trailing wheel pitch system 8, control this motor and rotate, front-wheel pitch system 7 carries out the synchronous inclination of equal angular with trailing wheel pitch system 8 according to the inclination control command; Help the driver to realize the intention of active tilt, also increased driving enjoyment.If this seat angle of inclination of operation very easily produces danger such as overturning under current vehicle speed and angle of turn; Then master controller 6 shields the driver immediately and returns the operation that positive system 9 is sent through the seat; Send voluntarily and instruct to front-wheel pitch system 7, trailing wheel pitch system 8, the angle tilt with suitable sends the seat that returns positive system 9 in instruction to seat simultaneously and returns positive motor; Adjustment seat bevelled angle, the protection driver.
In the present embodiment, electronlmobil adopts the mode of back-wheel drive.Electronlmobil includes the back-wheel drive device, and the optional direct motor drive of using of this back-wheel drive device also can be selected traditional internal combustion engine drive for use.Be the example explanation with the internal combustion engine drive in the present embodiment.
The back-wheel drive device is made up of diff, inner shaft, outer semiaxis, croisillon de joint homocinetique formula CV joint, flange.Outer semiaxis is connected with steering swivel through screw; Croisillon de joint homocinetique formula CV joint is installed in the steering swivel; The croisillon de joint homocinetique formula CV joint other end and inner shaft assembly, inner shaft penetrate in the steering swivel axle journal, are connected with steering swivel axle journal inwall through a bronze bearing.Outer semiaxis is connected with wheel hub through flange.Driving engine reaches torque on the wheel nave through diff, inner shaft, croisillon de joint homocinetique formula CV joint, outer semiaxis, flange, and then drives the trailing wheel rotation.
The narrower wheel of width that the wheel of electronlmobil all adopts motor bike and adopted in the utility model, the then corresponding motor cycle type convex surface tire that also adopts of its tire, this kind tyre width is narrow, and its lateral sides is provided with the inclined-plane, is convenient to the active tilt of electronlmobil.The centre of sphere of the mid point of convex surface tread of tyre and plain radial bearing inner ring body 1 is on same perpendicular.
Although the content of the utility model has been done detailed introduction through above-mentioned preferred embodiment, will be appreciated that above-mentioned description should not be considered to the restriction to the utility model.After those skilled in the art have read foregoing, for the multiple modification of the utility model with to substitute all will be conspicuous.Therefore, the protection domain of the utility model should be limited appended claim.
Claims (10)
1. system that is used for electronlmobil active tilt when turning; It is characterized in that; This system comprises master controller (6), and returns positive system (9) with master controller (6) circuit of output terminal bonded assembly front-wheel pitch system (7), trailing wheel pitch system (8), seat respectively;
Described front-wheel pitch system (7) comprises and master controller (6) circuit of output terminal bonded assembly tilt drive motor, and respectively with several plain radial bearings of this tilt drive motor mechanical connection;
Described plain radial bearing comprises:
Inner ring body (1), it is made as ball-type, and this inner ring body (1) is provided with adapter shaft (11), several steel columns (13) and several curved surface grooves (14); Adapter shaft (11) connects the suspension of external electronlmobil front-wheel;
Be set in the outer outer ring body (2) of said inner ring body (1), this outer ring body (2) is made as ball-type, and hollow is provided with inner chamber, and the shape size of this inner chamber is suitable with inner ring body (1); This outer ring body (2) is provided with circular open (24); The inwall of outer ring body (2) is provided with some steel columns (25) and some curved surface grooves (26); Be respectively equipped with adapter shaft (23), spindle arm (28) and inclined arm (27) on the outer wall of outer ring body (2);
The steel column (13) of said inner ring body (1) is arranged in the curved surface groove (26) of outer ring body (2) correspondingly; The steel column (13) of each inner ring body (1) is free to slide in the curved surface groove (26) of its cooresponding outer ring body (2);
The steel column (25) of said outer ring body (2) is arranged in the curved surface groove (14) of inner ring body (1) correspondingly; The steel column (25) of each outer ring body (2) is free to slide in the curved surface groove (14) of its cooresponding inner ring body (1);
Angle between the axis of described adapter shaft (23), spindle arm (28) and inclined arm (27) respectively is 90 °; Adapter shaft (23) is arranged at same horizontal surface with spindle arm (28), and adapter shaft (23) is arranged at same vertical plane with inclined arm (27).
2. the system that is used for electronlmobil active tilt when turning as claimed in claim 1 is characterized in that described adapter shaft (23) connects the wheel hub of the front-wheel of external electronlmobil;
Described spindle arm (28) connects the deflector of the front-wheel of external electronlmobil through connecting rod;
Described inclined arm (27) connects described tilt drive motor through connecting rod.
3. the system that is used for electronlmobil active tilt when turning as claimed in claim 1; It is characterized in that the sliding path of the steel column (13) of described inner ring body (1) in the curved surface groove (26) of outer ring body (2) is arranged in said adapter shaft (23) and the determined horizontal surface of spindle arm (28);
The sliding path of the steel column (25) of described outer ring body (2) in the curved surface groove (14) of inner ring body (1) is arranged in said adapter shaft (23) and the determined vertical plane of inclined arm (27).
4. the system that is used for electronlmobil active tilt when turning as claimed in claim 1; It is characterized in that the sliding path of the steel column (13) of described inner ring body (1) in the curved surface groove (26) of outer ring body (2) is arranged in said adapter shaft (23) and the determined vertical plane of inclined arm (27);
The sliding path of the steel column (25) of described outer ring body (2) in the curved surface groove (14) of inner ring body (1) is arranged in said adapter shaft (23) and the determined horizontal surface of spindle arm (28).
5. the system that is used for electronlmobil active tilt when turning as claimed in claim 1 is characterized in that described trailing wheel pitch system (8) comprises:
Trailing wheel inclination motor, its inlet circuit connect described master controller (6);
Rear-axle steering horizontal bar bar, it connects described trailing wheel inclination motor;
Some rear-axle steering joint arms, it is arranged on the two ends of rear-axle steering horizontal bar bar;
Some rear-axle steering joints, two of each rear-axle steering joint connect its cooresponding rear-axle steering joint arm respectively, and the trailing wheel of external electronlmobil;
Some rear-axle steering joint bearings, each rear-axle steering save respectively, and correspondence is arranged in each rear-axle steering joint bearing.
6. the system that is used for electronlmobil active tilt when turning as claimed in claim 1 is characterized in that described seat returns positive system (9) and comprises:
The seat returns positive motor, and its inlet circuit connects described master controller (6);
Rotor wheel, it connects described seat through rotating shaft and returns positive motor;
Strut bar, its bottom connects along the radial direction of described rotor wheel;
Seat, it is arranged on the top of said strut bar.
7. the system that is used for electronlmobil active tilt when turning as claimed in claim 1; It is characterized in that; Described seat returns positive system (9) and also comprises the seat inclination angle sensor (91) that is used to detect the seat angle of inclination, and this seat inclination angle sensor (91) circuit of output terminal connects described master controller (6).
8. the system that is used for electronlmobil active tilt when turning as claimed in claim 1; It is characterized in that, the input end of described master controller (6) also respectively circuit connect external rotary angle transmitter (42) and the car speed sensor (61) on the electronlmobil that be arranged on.
9. the system that is used for electronlmobil active tilt when turning as claimed in claim 1 is characterized in that native system also comprises failsafe system (62), and its circuit connects described master controller (6).
10. the system that is used for electronlmobil active tilt when turning as claimed in claim 1 is characterized in that, the electronlmobil that native system was suitable for, and its suspension adopts single transverse arm type suspension;
This electronlmobil adopts the back-wheel drive mode;
The tire of this electronlmobil adopts motor cycle type convex surface tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200983095U CN202480823U (en) | 2012-03-16 | 2012-03-16 | System for electric automobile to initiatively incline when turning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200983095U CN202480823U (en) | 2012-03-16 | 2012-03-16 | System for electric automobile to initiatively incline when turning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202480823U true CN202480823U (en) | 2012-10-10 |
Family
ID=46955279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200983095U Expired - Fee Related CN202480823U (en) | 2012-03-16 | 2012-03-16 | System for electric automobile to initiatively incline when turning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202480823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105292250A (en) * | 2015-06-04 | 2016-02-03 | 嵊州市中工电气有限公司 | Reverse tricycle |
-
2012
- 2012-03-16 CN CN2012200983095U patent/CN202480823U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105292250A (en) * | 2015-06-04 | 2016-02-03 | 嵊州市中工电气有限公司 | Reverse tricycle |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20140316 |