WO2006030532A1 - 電気自動車の駆動装置 - Google Patents
電気自動車の駆動装置 Download PDFInfo
- Publication number
- WO2006030532A1 WO2006030532A1 PCT/JP2004/014041 JP2004014041W WO2006030532A1 WO 2006030532 A1 WO2006030532 A1 WO 2006030532A1 JP 2004014041 W JP2004014041 W JP 2004014041W WO 2006030532 A1 WO2006030532 A1 WO 2006030532A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- motor
- drive
- wheel
- suspension
- shaft
- Prior art date
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G3/00—Resilient suspensions for a single wheel
- B60G3/01—Resilient suspensions for a single wheel the wheel being mounted for sliding movement, e.g. in or on a vertical guide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/10—Independent suspensions
- B60G2200/14—Independent suspensions with lateral arms
- B60G2200/144—Independent suspensions with lateral arms with two lateral arms forming a parallelogram
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/40—Indexing codes relating to the wheels in the suspensions
- B60G2200/422—Driving wheels or live axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2200/00—Indexing codes relating to suspension types
- B60G2200/40—Indexing codes relating to the wheels in the suspensions
- B60G2200/46—Indexing codes relating to the wheels in the suspensions camber angle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/25—Dynamic damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/14—Mounting of suspension arms
- B60G2204/148—Mounting of suspension arms on the unsprung part of the vehicle, e.g. wheel knuckle or rigid axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/30—In-wheel mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2300/00—Indexing codes relating to the type of vehicle
- B60G2300/50—Electric vehicles; Hybrid vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0046—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the vehicle body, i.e. moving independently from the wheel axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0053—Disposition of motor in, or adjacent to, traction wheel the motor moving relative to the vehicle body and to the wheel axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/40—Electrical machine applications
- B60L2220/46—Wheel motors, i.e. motor connected to only one wheel
Definitions
- the present invention relates to an electric vehicle having a drive motor for each drive wheel, and more particularly to a drive device for an in-wheel type electric vehicle.
- No. 1 4 30 discloses a means for providing a drive mechanism for an electric vehicle that has a high ⁇ motor efficiency and a wide effective space, and that is compact and lightweight. This is a low in-wheel motor type vehicle, which means that the body space can be used more effectively than when the internal combustion engine of a ⁇ -inventive vehicle is replaced with a motor. Become.
- the JP 7 one 2 8 5 3 5 0 JP is supported via the Suspend Nshi Yo down mechanism to the drive wheels force s body, 3 ⁇ 4 motive fixedly supported to the vehicle body independently of the drive wheel
- the vehicle body system In order to achieve human centering, the vehicle body system must be C C V (Control Configured Vehicle). In other words, the effect of the vehicle body characteristics determined by the mechanism that required static stability is reduced, and the vehicle body characteristics are changed by active control. This makes it possible to vary the balance point between maneuverability and stability, and it is possible to customize to multiple vehicle body characteristics with the same mechanism. This allows the basic configuration of vehicles shipped worldwide to be the same, leading to cost reductions through global car design. In addition, combining personal authentication technology makes it possible to achieve personalization.
- C C V Control Configured Vehicle
- the X—By—W ire system construction technology includes vehicle motion control technology that achieves the desired maneuverability and stability, and fault detection (FDI: Fault Detection & Isolation) technology that ensures the reliability of the entire complex system. Important The These are also essential technologies for reducing costs.
- the base technology is car body motion analysis and modeling, and motion control needs to be advanced to the point where it is possible to design a Jumbo J.
- F D I is a model-based estimation method that enables fewer false positives and more reliable detection than the sensor-only method.
- the highly controllable, electric actuator is composed of a high-power density motor and a high-speed servo control system such as brake, steering, etc.
- the actuator used for vehicle control is engine control equipment. It is necessary to improve the efficiency of the actuator itself because of its high output, and when considering the form of the vehicle in the future, the Hoi-no-line motor and unsprung weight A suspension configuration that does not increase is necessary.
- V D Vehicle Dynamics
- V D module In order to make the above-mentioned benefits possible with the V D module, it is necessary to adopt a so-called in-wheel type in which independent drive wheels are driven by independent motors.
- the scope of reference of the present invention is mainly related to the combination of drive and suspension in the VD module.
- a combination of drive and suspension disclosed in the present invention We also refer to the deceleration and steering mechanisms when the combined configuration is adopted.
- the present invention will solve the 53 ⁇ 4 problem that the present invention will solve for an in-wheel type motor-driven motor vehicle.
- This is an in-wheel type vehicle with a drive motor for each wheel.
- the motor In order to displace the driving wheel that supports the driving wheel, which is the wheel that has become a body with the motor via the suspension 3 from the vehicle body, the motor must also be displaced at the same time.
- FIG. 2 is a schematic diagram showing the configuration of the above-mentioned non-patent document 2 0 0 2 1 3 3 7 5 5 4.
- a dynamic damper is provided 5
- each of the above methods has a configuration in which the motor and the drive wheels are connected to the end of the vehicle body force through the suspension.
- a heavy motor is not unsprung even with an in-line motor.
- the suspension function of the vehicle is integrated into the following two points, and a mechanism to solve this is required.
- the present invention is intended to constitute a suspension using the above drive device.
- the present invention aims to provide a steering and deceleration mechanism in the above configuration.
- a drive device for an electric vehicle characterized by being attached.
- the motor and the suspension are combined and placed in the vicinity of the drive wheel wheel, and the drive wheel shaft and the motor shaft are connected with a flexible force coupling to drive the drive wheel.
- the motor is placed on the suspension body to reduce the weight of the suspension on the side opposite to the body by supporting it via the suspension structure.
- the motor has a second suspension structure that connects the motor and the vehicle body.
- the motor is attached to the vehicle body side via the second suspension structure.
- the present invention relates to a drive device for an electric vehicle provided with a motor for driving the drive train for each drive wheel, and holds the recording motor on the vehicle body.
- An embodiment of the present invention is a driving device for an electric vehicle including a motor for driving each driving wheel.
- the motor is mounted on the vehicle body so as to hold the motor, and a support disk is mounted on the drive wheel shaft of the drive wheel.
- the support disk is mounted in a direction parallel to the rotation surface of the drive shaft.
- a suspension that displaces the support disk is attached to form a suspension that suspends the drive wheel, and the suspension is attached to the motor to drive the HU drive.
- An electric vehicle drive device characterized by Bearings are provided on both sides of the support disk so as to be in contact with each other and restrain displacement of the support disk in the driving direction, and the motor drive shaft and the drive wheel drive shaft are connected to the flexible disk. Connected at the point
- the drive shaft is connected to a speed reducer, and the speed reducer is attached to J;
- a second suspension for connecting the IJ motor and the vehicle body is provided, and the U-motor is attached to the vehicle body by a second suspension.
- an embodiment of the present invention is a drive device for a white motion vehicle comprising a motor that drives the drive transport for each drive wheel.
- a suspension disk is provided, and a member that allows displacement of the support disk is attached to the ⁇ support disk in a direction parallel to the rotational surface of U and is suspended from the drive wheel.
- the drive shaft of the motor and the drive wheel shaft of the drive wheel are connected to each other by a flexible joint, so that the suspension is attached to the motor and the suspension is transferred to the IJ drive transport.
- the motor is suspended through a cylinder with low rigidity in the direction perpendicular to the axial direction of the drive shaft and strong rigidity in the axial direction.
- the lu recording motor and the suspension attached to the motor are stored together in the vicinity of the drive wheel wheel of the drive wheel.
- the motor when an external force is applied to the drive wheels, the motor does not displace, and only the drive wheels can be displaced. And improved ride comfort and tire ground contact The running stability can be improved.
- the rear wheel has a negative force applied to the drive wheel, so that the change in the alignment can be kept small to improve the running stability.
- Fig. 1 is a schematic diagram showing the configuration of a conventional in-wheel type electric vehicle.
- Fig. 2 is a schematic diagram showing a configuration having a dynamic damper.
- Fig. 3 is a diagram showing a suspension structure.
- Fig. 4 shows the configuration of an in-wheel type electric vehicle to which the present invention is applied.
- VD Vehicle Dynamics
- Fig. 6 shows a of another V D module.
- Fig. 7 shows the structure of other V D modules.
- Fig. 8 is a schematic diagram showing the component structure of the V D module shown in Fig. 7.
- Figure 9 shows 3a. Of another V D module.
- Fig. 10 shows the VD module in the undulated state.
- the figure shows the second suspension structure that supports the motor.
- the figure which shows a structure.
- Fig. 12 shows an example in which relative displacement is applied from the vehicle body side to the motor side to control the cam angle.
- Fig. 4 shows V D (Vehicle Clynamics) modules 2 1, 2 2, 2 3,
- FIG. V D module is a diagram showing an overall configuration of an electric vehicle 1 equipped with 24.
- FIG. V D module is a diagram showing an overall configuration of an electric vehicle 1 equipped with 24.
- the drive part of Nore adopts a so-called in-wheel type in which independent drive wheels are driven by an independent motor.
- Each module is supplied with power from the battery 3 via the power line & high-reliability communication bus 9 and via the small wheel inverter 4 1 and the rear wheel inverter 4 2.
- the controller 5 is a driver operation via a HV (Hum an Vehiclé) interface 8, a distance sensor 7 such as a camera 6, a millimeter wave, or a communication means (not shown).
- HV Ha an Vehiclé
- the amount of power supplied to each module is controlled based on external world information from.
- the VD module combines the functions of electric drive, deceleration, steering, and suspension into a single unit (modularization), making it smaller, lighter, and the same by customization-mechanism ⁇ mass production Therefore, simply placing these modules in the four corners of the chassis forms the body of a car.
- Each module is tied together and has no mechanical connection. As a result, the person who lies next to the car can get a wider cabin space.
- Each module implements integrated control to achieve high maneuverability and safety.
- Fig. 5 shows the drive of an in-wheel electric vehicle as an implementation of the present invention.
- FIG. 5 (a) shows a drive device 1 0 0 watching side force 3 ⁇ 4 et al, Ri schematic view showing the arrangement, FIG. 5 (b) is represented schematically Ri by the arrangement of the above-described configuration, It is a figure which shows the comparison with a prior art example.
- the upper part of the motor holding part 1 1 is instructed to rotate freely by using the pipe 1 2 A on the vehicle body 10.
- the linear actuator 1 is shown below the motor holding part 11.
- 3 2 is instructed to rotate freely by pivot 19 B.
- the angle of the motor holder 11 with respect to the vehicle body can be changed by expansion and contraction.
- a motor 13 is provided inside the motor holding portion 11.
- the motor 13 includes a stator 14 (not shown) and a rotor 15 includes a drive shaft (motor shaft) 17.
- the stator 14 has a function as the motor holding part 11 and is made as one body.
- the two can be clearly separated, but here the motor holding part 11 is treated as a part of the motor 13.
- a driving transport 3 1 is provided on the side of the vehicle body 10.
- the driving wheel 3 1 has a driving wheel wheel 3 2 and a tire 3 3, and the driving wheel wheel 3 2 has a wheel space portion 3 4 formed toward the vehicle body.
- a hap 3 5 is fixed to the drive wheel wheel 3 2 and rotates together with the drive wheel 3 1.
- a drive wheel shaft (wheel shaft) 3 6 is provided on this noop 35, and this drive wheel shaft 3 6 is rotatably supported by an applicator 3 7
- a part of the motor holding part 1 1 protrudes outwardly to form a protruding part 1 8, and the protruding part 1 8 and the applicator 3 7 are the suspension fans.
- Pipe members 2 6 (2 6 A, 2 6 B)
- a spring damper member 2 5 is provided,
- the other end of the ⁇ neamper member 2 5 is the pivot of the suspension arm member 2 6 B.
- the spring damper member 25 is an apply 3 7, and a suspension (suspension device) 30 for suspending the drive wheel 3 supported thereby by the suspension arm members 26 A and 26 B Comprising the motor holding part
- the drive shaft 1 7 and the drive wheel shaft 3 6 are connected by a flexi renoint 29, and the driving force of the motor 13 is transmitted to the drive wheel shaft 3 6 via the drive shaft 1 7.
- the angle change with respect to the axial direction of 7 can be accepted, and the driving force of the motor 13 can be transmitted to the driving wheels.
- the suspension 30 (and the driving wheel 3 1) is attached to the motor 13 by inserting into the wheel 4 and making it a wheel-in and mounting it on the vehicle body 10 as described above. Displacement is possible, and the vehicle body can be suspended.
- FIG. 6 shows a second embodiment of the present invention.
- the same components as those in the first embodiment are denoted by the same reference numerals, and the description of the first embodiment is adopted. The same applies to the following examples.
- the reduction gear 60 is attached to the motor holding member 11, that is, to be held by the motor 13, and the drive shaft 17 is connected to the reduction gear 60.
- the rotational speed of the drive shaft 1 7 is reduced and transmitted to the drive wheel shaft 2 9.
- the speed reducer 60 is held by the motor 13 as a partial member on the vehicle body side of the suspension.
- FIG. 7 is a schematic diagram showing a cross section of the V D module (the brake mechanism is omitted to avoid complication).
- FIG. 8 shows the components of the VD module shown in FIG. 7 and how to assemble them.
- a mount 20 1 is integrally attached to a vehicle body 10, and motors 13 (stator 16 and rotor 15) are attached thereto.
- the motor 13 force is joined to the joint part 20 3 1 force to the intermediate drip shaft 20 4, and the support disk 1 3 7, bearings, suspension It is connected to the drive wheel 3 1 via a suspension 30 composed of a shoe or the like.
- the drive bearing 2 0 7 is provided outside the disc-shaped support disk 3 7, and the suspension is vertically suspended outside the disk.
- Suspension pushers 20 8 constituting the joint members are provided, and the support disk 37 has two support bearings on both sides, that is, inner support bearings 205 and Held by auto support 2 0 9. These support bearings are held by the projecting portion 18 of the motor holding portion 11.
- the structure of the drive unit 100 is further reduced in space, and the motor becomes a sprung and a structure without any change in the capacity is provided.
- the motor 13 is mounted on the vehicle body 10 so that the wheel 3 1 driven by the driving wheel 31 is parallel to the rotation surface and restrains the axial position.
- Support disk 1 37 is provided, and a member that allows displacement of support disk 1 37 7 in a direction parallel to the rotation surface, that is, an allowable member, is attached to support disk 1 37.
- the drive shaft 1 7 of the motor 1 3 and the drive shaft 3 6 of the drive transport 3 1 are connected by the flexible a-in ⁇ 29, and thus the suspension 3 in FIG. 0 is attached to the motor 13, and the motor 1 3 has low rigidity in the direction perpendicular to the axial direction of the drive shaft 1 7 via the suspension 30 on the drive wheel 3 1, and the axial direction
- the drive device 10 0 is configured to be suspended with high rigidity, and the suspension wheel 30 attached to the motor 13 and the motor 13 is integrated into the drive wheel 3 1 drive wheel.
- a structure to be housed in the wheel 3 2 is constructed.
- 20 01 is a mount for attaching the module, and this is attached to the vehicle body 10 integrally.
- mount 2 0 1 there is a steering actuator 4 driven by the controller 5.
- 1 5 is a rotor and is connected to an intermediate drive shaft 2 0 4 of 2 0 4 by a joint part 2 0 3 1 which can be angularly displaced.
- the other of the intermediate drive shafts 20 4 is connected to a disk-like member called a support disk 1 3 7 via an equivalent connecting means 2 0 6 1.
- a drive shaft 2 0 6 1 is connected to the support disk 1 3 7, and a hub 2 1 0 1 with a brake disk 2 1 0 1 is connected to the drive shaft 2 0 6 2 at the other end. 0 and the drive wheel 3 2 are connected, and the rotational torque of the rotor 15 is transmitted to the drive wheel 3 2.
- the support disk 1 3 7 is sandwiched from the front and back, and the drive shaft 2 0 6 It can be displaced only in the axial direction of 2 and in the vertical direction (perpendicular direction). In other words, the support disk 13 7, the hub 2 10, and the drive wheel wheel 3 2 do not tilt with respect to the vehicle body 10 or the mount 2 0 1, but only in the front-rear direction, the up-down direction, or the direction in which they are combined. Displace.
- a drive bearing 2 0 7 is fitted on the outer periphery of the support disk 1 3 7, and a suspension push 2 0 8, which is an elastic member, is fitted on the outer periphery of the support disk 1 3 7, and the suspension push 2 0 8 is sandwiched between the inner support bearing 20 5 and the outer support bearing 20 9 and fixed.
- the support disk 20 6 is integrated with the dry bearing 20 07 and can be supported in the direction perpendicular to the shaft direction of the shaft by the suspension push 20 It becomes.
- the metal springs and air springs be using a hydraulic ⁇ click Chiyue one data such good Rere 0
- the brake caliper 2 1 1 is fixed and driven by the command from the controller 5 by inserting the brake disk 2 1 0 1 of the hub 2 10 Wheel 3 1 can be decelerated
- Fig. 10 shows the state when the VD module is in the neutral position (a) from the noun K (the tire moves upward) and the renond (the tire moves downward). Support disk connected to drive wheel 3 2
- the rigidity in the front and rear direction and the vertical direction can be adjusted independently by applying appropriate rigidity to the suspension V shoe 20 8 for each circumferential part.
- FIG. 9 shows a fourth embodiment of the present invention.
- the reduction gear 60 is attached to the motor holding member 11, that is, to be held by the motor 13, and the drive shaft 17 is connected to the reduction gear 60.
- the rotational speed of the drive shaft 17 is reduced and transmitted to the drive wheel shaft 29.
- the speed reducer 60 is held by the motor 13 as a partial member of the suspension vehicle body example.
- the second suspension 3 1 supporting the motor 13 may be added. That is, the motor 13 is attached to the vehicle body 10 by the second suspension 3 1.
- a new mount 2 0 2 is provided, and a parallelogram link mechanism 30 3 is provided between the mount 2 0 2 and the mount 2 0 1, and the mount 2
- a suspension member 3 0 5 is provided by connecting 0 2 and the pipe point 3 0 4 of the link mechanism.
- the other configurations are the same as those in Fig. 7.
- the motor side has the structure shown in Fig. 7 and Fig. 8, and the motor rotating shaft Therefore, the angle of the motor with respect to the vehicle body and the angle of the drive wheel with respect to the vehicle body are equal.
- the steering actuator 40 is fixed to the mount 20 1 (vehicle body side), and the steering can be performed by giving an angular displacement directly to the stator 16 corresponding to the motor casing.
- the linear actuator 1 3 2 is used to move the motor side from the vehicle side as shown in Fig. 12.
- the linear actuator 1 3 2 By giving a relative displacement to the wheel, it is possible to control the angle of the drive wheel with respect to the road surface, for example, controlling the camber angle. This improves driving stability by improving tire ground contact.
- Fig. 12 (a) shows an example with camber control
- Fig. 12 (b) shows an example without camber control.
- the play wheel 2 1 1 that allows the drive wheels to decelerate by sandwiching the brake disk 2 1 0 1 provided in the hap 2 10 is Fixed to the outer support bearing 2 0 9.
- the outer support bearing 20 9 is integrated with the motor side and does not move up and down with respect to the drive wheel boundary and rebound (on the panel). . Therefore, since brake brake 2 1 1 is also arranged on the spring, it is possible to reduce the unsprung weight, and the driving stability is improved by improving the ride center and the tire ground contact. I can plan.
- a brake disk and a caliper may be placed inside the motor (non-displacement part) because each wheel has a motor. If a VD module is used as the driven wheel, a brake structure may be incorporated in place of the stator and rotor of the motor.
- the braking force generated by the brake caliper 2 1 1 can be finely controlled by the controller 5 by integrating with the motor drive or regenerative braking torque according to the required deceleration. High-accuracy and high-performance deceleration control, drive wheel idling suppression control, etc. are possible.
- VD Vehicle D ynamic
- each module is electrically connected and has no mechanical connection. As a result, nothing crosses the passenger compartment (flat floor), and a large passenger compartment space can be obtained.
- Each module can perform integrated control and achieve high maneuverability and safety.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2004/014041 WO2006030532A1 (ja) | 2004-09-17 | 2004-09-17 | 電気自動車の駆動装置 |
JP2006535015A JPWO2006030532A1 (ja) | 2004-09-17 | 2004-09-17 | 電気自動車の駆動装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/014041 WO2006030532A1 (ja) | 2004-09-17 | 2004-09-17 | 電気自動車の駆動装置 |
Publications (1)
Publication Number | Publication Date |
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WO2006030532A1 true WO2006030532A1 (ja) | 2006-03-23 |
Family
ID=36059799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2004/014041 WO2006030532A1 (ja) | 2004-09-17 | 2004-09-17 | 電気自動車の駆動装置 |
Country Status (2)
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JP (1) | JPWO2006030532A1 (ja) |
WO (1) | WO2006030532A1 (ja) |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006188153A (ja) * | 2005-01-06 | 2006-07-20 | Toyota Motor Corp | インホイールモータ |
JP2008043055A (ja) * | 2006-08-07 | 2008-02-21 | Kayaba Ind Co Ltd | 軸方向空隙型電動機 |
JP2008072783A (ja) * | 2006-09-12 | 2008-03-27 | Kayaba Ind Co Ltd | 軸方向空隙型電動機 |
JP2008131831A (ja) * | 2006-11-24 | 2008-06-05 | Kayaba Ind Co Ltd | 軸方向空隙型電動機 |
FR2949393A1 (fr) * | 2009-08-27 | 2011-03-04 | Peugeot Citroen Automobiles Sa | Dispositif de suspension d'un ensemble de moyens d'entrainements motorises integre dans une liaison au sol d'un vehicule automobile |
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WO2016181795A1 (ja) * | 2015-05-13 | 2016-11-17 | Ntn株式会社 | インホイールモータ駆動装置用サスペンション構造 |
JP2016210379A (ja) * | 2015-05-13 | 2016-12-15 | Ntn株式会社 | インホイールモータ駆動装置用サスペンション構造 |
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DE102017205835A1 (de) * | 2017-04-05 | 2018-10-11 | Robert Bosch Gmbh | Fahrwerkvorrichtung für ein Fahrzeug |
JP2019018602A (ja) * | 2017-07-12 | 2019-02-07 | トヨタ自動車株式会社 | モータ支持装置 |
CN109774396A (zh) * | 2019-01-15 | 2019-05-21 | 浙江大学 | 一种移动机器人独立悬架结构 |
FR3074733A1 (fr) * | 2017-12-13 | 2019-06-14 | Lohr Electromecanique | Essieu directionnel electrique pour vehicule |
CN110121441A (zh) * | 2017-01-10 | 2019-08-13 | 株式会社昭和 | 马达驱动装置 |
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JP2022520900A (ja) * | 2019-04-17 | 2022-04-01 | リー・オートモーティブ・リミテッド | サスペンションシステムおよび操舵能力 |
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JP2006188153A (ja) * | 2005-01-06 | 2006-07-20 | Toyota Motor Corp | インホイールモータ |
JP2008043055A (ja) * | 2006-08-07 | 2008-02-21 | Kayaba Ind Co Ltd | 軸方向空隙型電動機 |
JP2008072783A (ja) * | 2006-09-12 | 2008-03-27 | Kayaba Ind Co Ltd | 軸方向空隙型電動機 |
JP2008131831A (ja) * | 2006-11-24 | 2008-06-05 | Kayaba Ind Co Ltd | 軸方向空隙型電動機 |
FR2949393A1 (fr) * | 2009-08-27 | 2011-03-04 | Peugeot Citroen Automobiles Sa | Dispositif de suspension d'un ensemble de moyens d'entrainements motorises integre dans une liaison au sol d'un vehicule automobile |
WO2011113456A1 (de) * | 2010-03-19 | 2011-09-22 | Daimler Ag | Kraftwagen |
JP2013103665A (ja) * | 2011-11-16 | 2013-05-30 | Nissan Motor Co Ltd | インホイールモータ駆動車輪の転舵装置 |
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US9266557B2 (en) | 2011-11-16 | 2016-02-23 | Nissan Motor Co., Ltd. | Steering device for wheel |
WO2013125287A1 (ja) * | 2012-02-22 | 2013-08-29 | Ntn株式会社 | 電気自動車 |
US9168818B2 (en) | 2012-02-22 | 2015-10-27 | Ntn Corporation | Electric vehicle |
WO2014138743A1 (en) | 2013-03-08 | 2014-09-12 | LUKE, Hok-Sum, Horace | Suspension structure and driving assembly comprising the same |
CN105431310A (zh) * | 2013-03-08 | 2016-03-23 | 睿能创意公司 | 悬挂结构及包含该悬挂结构的传动组件 |
EP2964474A4 (en) * | 2013-03-08 | 2016-10-12 | Gogoro Inc | SUSPENSION STRUCTURE AND DRIVE ASSEMBLY COMPRISING SAME |
JP2016210379A (ja) * | 2015-05-13 | 2016-12-15 | Ntn株式会社 | インホイールモータ駆動装置用サスペンション構造 |
WO2016181795A1 (ja) * | 2015-05-13 | 2016-11-17 | Ntn株式会社 | インホイールモータ駆動装置用サスペンション構造 |
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DE102015009667B4 (de) | 2015-07-25 | 2022-02-24 | Audi Ag | Radaufhängung für eine Fahrzeug-Hinterachse |
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DE202017001665U1 (de) * | 2017-03-29 | 2018-07-02 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Fahrwerksbauteil und Kraftfahrzeug |
DE102017205835A1 (de) * | 2017-04-05 | 2018-10-11 | Robert Bosch Gmbh | Fahrwerkvorrichtung für ein Fahrzeug |
JP2019018602A (ja) * | 2017-07-12 | 2019-02-07 | トヨタ自動車株式会社 | モータ支持装置 |
FR3074733A1 (fr) * | 2017-12-13 | 2019-06-14 | Lohr Electromecanique | Essieu directionnel electrique pour vehicule |
CN109774396A (zh) * | 2019-01-15 | 2019-05-21 | 浙江大学 | 一种移动机器人独立悬架结构 |
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