A kind of automobile driving wheel system and automobile
Technical field
The utility model relates to Automobile drive field, specifically, relates to a kind of automobile driving wheel system and automobile.
Background technology
General motor omnibus is all the form adopting f-w-d or back-wheel drive, by transmission shaft, the moment of torsion of power system transmission is passed to semiaxis, drives wheel running.Normal conditions lower drive shaft all employ joint arrangement, and because its driving efficiency affects by more multifactorial, general transmission efficiency is not high, and energy loses comparatively large in transmittance process, is unfavorable for the energy-conservation of vehicle.
When road is narrower, motorcoach because of turn radius deficiency, and can not be able to be turned often turning to.Along with the development in city, Municipal construction work gets more and more, and the situation that road narrows appears in many roads because of new construction, and motorcoach (particularly bus) is encountered difficulties when turning, thus causes road not smooth, and generation is blocked up.
Utility model content
In order to overcome above-mentioned technical matters, the utility model provides a kind of automobile driving wheel system that can improve the turn radius of vehicle, improves the turning efficiency of vehicle.
The utility model is achieved through the following technical solutions: a kind of automobile driving wheel system, comprises power take-off unit, the drive assembly of corresponding single drive wheel configuration, turns to assembly, brake assembly, wheel hub plate, electronic control system and main support housing; Described electronic control system respectively with described power take-off unit, drive assembly, turn to assembly and brake assembly to be connected; Described power take-off unit drives described wheel hub plate by drive assembly; The described swing bearing turning to assembly to comprise to be located on supporting suspension; Described electronic control system controls drive wheel and realizes turning to by described swing bearing.
Preferably, described power take-off unit adopts motor to drive.
Wherein, described drive assembly comprises the change speed gear box and transmission shaft that are connected with motor; The two ends of described transmission shaft are connected with change speed gear box and wheel hub plate respectively.
Preferably, described transmission shaft supports fixing by the tapered roller bearing be arranged on main support housing.
Further, described change speed gear box is provided with gear box casing; Described motor is fixedly connected with main support housing by described gear box casing.
Wherein, described brake assembly comprises drg, drg connecting panel and the braking platen that arrange corresponding to described drg; Described drg is arranged on described main support housing by drg connecting panel; Described braking platen is fixedly connected in described wheel hub plate.
Preferably, described drg connecting panel adopts high-strength aluminum alloy material to make.
Wherein, described swing bearing is fixedly connected on supporting suspension by flange, and is connected with described main support housing.
Wherein, described main support housing adopts the forging of the aluminum alloy materials of high strength to form.
The utility model also provides a kind of automobile, comprises automobile driving wheel system as above.
Compare with product with prior art, the utility model has the following advantages:
Each drive wheel of the present utility model is furnished with independent power take-off unit, therefore on automobile, forms the full state driven, and entirely drives to improve vehicle drive force by actv., improves driving dynamics; Each wheel is also equipped with separately the swing bearing for turning to simultaneously, can realize turning to separately of each wheel by electronic control system, greatly improves the turn radius of vehicle, and lifting vehicle travels turning performance.
Accompanying drawing explanation
Fig. 1 is the constructional drawing of automobile driving wheel system described in the utility model;
Fig. 2 is the A-A generalized section of Fig. 1.
Mark in figure:
1-C type beam, 2-motor, 3-gear box casing; 4-change speed gear box, 5-flange, 6-swing bearing; The main support housing of 7-, 8-tapered roller bearing, 9-drg, 10-wheel hub plate, 11-transmission shaft, 12-brakes platen, 13-drg connecting panel, and 14-connects ball pin, 15-wheel.
Detailed description of the invention
Below with reference to the accompanying drawings embodiment of the present utility model is described.The element described in an accompanying drawing of the present utility model or a kind of embodiment and feature can combine with the element shown in one or more other accompanying drawings or embodiment and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of parts that have nothing to do with the utility model, known to persons of ordinary skill in the art or process in illustrating.
Below in conjunction with accompanying drawing, the utility model is described further.
As depicted in figs. 1 and 2, the present embodiment provides a kind of automobile (such as apply motor omnibus on) driving wheel system, comprise corresponding single drive wheel configuration for power take-off unit, drive assembly, turn to assembly, brake assembly, wheel hub plate 10, electronic control system (not shown) and main support housing 7; Described electronic control system respectively with described power take-off unit, drive assembly, turn to assembly and brake assembly to be connected; Described power take-off unit drives described wheel hub plate 10 by drive assembly; The described swing bearing 6 turning to assembly to comprise to be located on supporting suspension, this swing bearing 6 is flexibly connected with main support housing 7, and described electronic control system controls drive wheel and realizes turning to by described swing bearing.
Wherein, each drive wheel is furnished with independent power take-off unit, and the present embodiment preferably adopts power-actuated motor 2 with clean energy-saving advantage as power take-off unit.Therefore on passenger vehicle, form the complete state driven, entirely drive to improve vehicle drive force by actv., improve driving dynamics; Each wheel 15 is also equipped with separately the swing bearing for turning to simultaneously, and can realize turning to separately of each wheel 15 by electronic control system, greatly improve the turn radius of vehicle, lifting vehicle travels turning performance.
Wherein, described drive assembly comprises the change speed gear box 4 and transmission shaft 11 that are connected with motor 2; One end of described transmission shaft 11 is connected with change speed gear box 4 by spline, and the other end and described wheel hub plate 10 pass through spline joint; Described transmission shaft 11 supports fixing by two tapered roller bearings 8 be arranged on main support housing 7.Described electronic control system controls output speed and the moment of torsion of described change speed gear box 4.The moment of torsion that motor 2 transmits is changed by certain ratio by change speed gear box 4, transfers torque to wheel hub plate 10 by the transmission shaft 11 be connected with change speed gear box 4, and wheel hub plate 10 is connected with rim for automobile wheel wheel 15 just can be driven to rotate.Described transmission shaft two ends are spline structure, use two tapered roller bearings 8 to carry out support and fix, transmit under the effect of spline and tapered roller bearing, can improve the energy transfer efficiency of vehicle by actv..
Further, described change speed gear box 4 is provided with for fixing gear box casing 3; Described motor 2 is fixedly connected with main support housing 7 by described gear box casing 3.Visible, change speed gear box 4, motor 2 and main support housing 7 are connected as a single entity by gear box casing 3, improve the steadiness of connection and the compactedness of structure.
Wherein, described brake assembly comprises drg 9, drg connecting panel 13 and the braking platen 12 that arrange corresponding to described drg 9; Described drg 9 is arranged on described main support housing 7 by drg connecting panel 13; Described braking platen 12 is fixedly connected in described wheel hub plate 10.Preferably, drg connecting panel adopts high-strength aluminum alloy material to make, and ensure that the Joint strenght of this drg connecting panel in braking procedure.
Described swing bearing 6 is fixedly connected on supporting suspension by flange 5, and is flexibly connected with described main support housing.Under the driving of electronic control system, wheel realizes turning to by swing bearing 6.
Whole driving wheel system is fixedly installed in by C-type beam 1, flange 5 and connects on the supporting suspension that combines of ball pin 14.
Wherein, main support housing 7 directly connects swing bearing 6, change speed gear box 4, drg connecting panel are connected ball pin with suspension, the load that carrying motor, change speed gear box, drg, wheel rim and suspension etc. transmit, adopts the forging of the aluminum alloy materials of high strength to form, improves its load-carrying capacity and Joint strenght.
A kind of automobile, comprises automobile driving wheel system as above.
Although described the utility model and advantage thereof in detail, be to be understood that and can have carried out various change when not exceeding the spirit and scope of the present utility model limited by appended claim, substituting and conversion.And the scope of the application is not limited only to the specific embodiment of process, equipment, means, method and step described by specification sheets.One of ordinary skilled in the art will readily appreciate that from disclosure of the present utility model, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the utility model.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.