CN109421512A - Electric vehicle and its Direct wheel drives mechanism - Google Patents
Electric vehicle and its Direct wheel drives mechanism Download PDFInfo
- Publication number
- CN109421512A CN109421512A CN201710731918.7A CN201710731918A CN109421512A CN 109421512 A CN109421512 A CN 109421512A CN 201710731918 A CN201710731918 A CN 201710731918A CN 109421512 A CN109421512 A CN 109421512A
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- Prior art keywords
- hub
- reduction gear
- wheel
- wheel drives
- motor
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Classifications
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- 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
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/043—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel
- B60K17/046—Transmission unit disposed in on near the vehicle wheel, or between the differential gear unit and the wheel with planetary gearing having orbital motion
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The present invention relates to wheel side transmission system fields, in particular to electric vehicle and its Direct wheel drives mechanism.Direct wheel drives mechanism includes motor and axle housing, motor is connected with hub reduction gear, it further include the semiaxis with hub reduction gear transmission connection, semiaxis is connected with for planetary system speed reducer structure to be arranged on the inside of wheel hub, one end of semiaxis is the wheel hub fixing end for being fixedly connected with wheel hub, the output shaft of the planetary system fixing end that the other end is connect with planetary system deceleration mechanism, the hub reduction gear is connect with planetary system deceleration mechanism, and semiaxis is sequentially connected by planetary gear speed reducing mechanism and wheel hem retarding mechanism.The planetary system deceleration mechanism and motor and hub reduction gear of Direct wheel drives mechanism of the invention are in the same side of wheel hub, it is compact-sized, same set of lubricating oil system can be used in planetary system deceleration mechanism and hub reduction gear, solves the problems, such as that the seal structure complex of current Direct wheel drives mechanism, double reduction gear are difficult to share lubricating oil system.
Description
Technical field
The present invention relates to wheel side transmission system fields, in particular to electric vehicle and its Direct wheel drives mechanism.
Background technique
With sharply riseing for car ownership, automobile bring the earth energy shortage and atmosphere polluting problem it is increasingly tight
Weight, new-energy automobile especially pure electric automobile become the direction that major producer actively researches and develops, Direct wheel drives dynamical system indifference
Fast device, small in size, light-weight, high-efficient, integrated level is high, NVH performance is good, Direct wheel drives dynamical system is arranged in wheel end, vehicle
Fat pipe may be implemented, full low-floor has wide prospect in the field public transport BUS.
Driven motor vehicle is driven using motor, main reducing gear centralization, or using motor, retarder or speed change
Device, the driving of main reducing gear centralization, main reducing gear working efficiency is low, and noise is big, and volume is big, quality weight.Although transmission biasing bridge
Low-floor may be implemented, fat pipe, however, there remains main reducing gears to change torque direction of transfer, main reducing gear working efficiency
Low, noise is big, and vehicle comfort is poor.
The Chinese patent that application publication number is CN102555773A, data of publication of application is 2012.07.11 discloses a kind of electricity
Motor-car low-floor gate-type wheel-side motor rear axle, including axle housing, motor, first stage decelerator, two stage reducer and retarder
Housing forward end be connected with axle housing, motor stator is fixed in first stage decelerator housing forward end, rotor and motor shaft output shaft phase
Even, motor output shaft rotation is driven, motor output shaft is axially parallel with wheel hub, and two stage reducer is driven using planetary system, braking
Device is installed in outside the shell of first stage decelerator, and brake hub, motor, first stage decelerator, two stage reducer, brake and wheel are used for
Hub is arranged symmetrically at left and right sides of axle housing, and this electric vehicle side drive axle motor is integrated in axle housing, power direction of transfer
It is axial parallel with wheel hub, wheel is driven using double reduction gear, main reducing gear is eliminated, improves transmission efficiency, simultaneously
Vehicle comfort type is also improved, but the outside of wheel hub, planetary system speed reducer is arranged in the planetary system deceleration mechanism of this wheel
Structure and motor are separately positioned on the two sides of wheel hub, and the seal structure complex of whole system, double reduction gear is caused to be difficult to share profit
The problem of oil system.
Summary of the invention
The object of the present invention is to provide a kind of Direct wheel drives mechanisms, are subtracted with solving the planetary system of current Direct wheel drives mechanism
Seal structure complex caused by the two sides of wheel hub is arranged in fast mechanism and motor, double reduction gear is difficult to share lubricating oil system
Problem.In addition, the object of the invention is also to provide a kind of electric vehicles using above-mentioned Direct wheel drives mechanism.
To achieve the above object, the first technical solution of Direct wheel drives mechanism of the invention are as follows: including motor and be used for
Axle housing on the inside of wheel hub is set, it further includes the semiaxis with hub reduction gear transmission connection that motor, which is connected with hub reduction gear,
Be characterized in that: the semiaxis is connected with for being arranged on the inside of wheel hub planetary system speed reducer structure, one end of the semiaxis be for
The wheel hub fixing end being fixedly connected with wheel hub, the planetary system fixing end that the other end is connect with planetary system deceleration mechanism, the wheel side
The output shaft of retarder is connect with planetary system deceleration mechanism, and semiaxis is connected by planetary gear speed reducing mechanism and wheel hem retarding mechanism transmission
It connects.
Second of technical solution of Direct wheel drives mechanism of the invention are as follows: in the first of Direct wheel drives mechanism of the invention
On the basis of technical solution, planetary system deceleration mechanism is in axle housing, saves space, and Direct wheel drives organization distribution is compact.
The third technical solution of Direct wheel drives mechanism of the invention are as follows: at second of Direct wheel drives mechanism of the invention
On the basis of technical solution, hub reduction gear includes hub reduction gear shell and is arranged in the intracorporal retarder of hub reducer casing
Main body, described axle housing one end are used for and the central siphon in the wheel hub is removable is fixedly connected, and the other end and hub reduction gear shell can
It tears open and is fixedly connected, facilitate the replacement of planetary system deceleration mechanism.
4th kind of technical solution of Direct wheel drives mechanism of the invention are as follows: in the third of Direct wheel drives mechanism of the invention
On the basis of technical solution, the hub reduction gear and motor split settings, electric machine casing are removable solid with hub reduction gear shell
Fixed connection, facilitates the replacement of motor and hub reduction gear.
5th kind of technical solution of Direct wheel drives mechanism of the invention are as follows: in the first of Direct wheel drives mechanism of the invention
To any one of the 4th kind technical solution, slow down on hub reduction gear with the input shaft of motor axis connection and planetary system
The output shaft of mechanism connection is in side of the hub reduction gear towards wheel hub, reduces the occupied space of Direct wheel drives mechanism, cloth
Office is more flexible.
6th kind of technical solution of Direct wheel drives mechanism of the invention are as follows: in the first of Direct wheel drives mechanism of the invention
To any one of the 4th kind technical solution, the radial side of axle housing is arranged in the motor, improves system compact degree, can
To increase Bus inner layout space.
7th kind of technical solution of Direct wheel drives mechanism of the invention are as follows: at the 6th kind of Direct wheel drives mechanism of the invention
On the basis of technical solution, front side or the rear side of axle housing is arranged in the motor.
To achieve the above object, the first technical solution of electric vehicle of the invention are as follows: including vehicle body and be arranged in vehicle
Direct wheel drives mechanism with it, vehicle body include wheel hub and the central siphon that is installed in wheel hub, and Direct wheel drives mechanism includes motor and sets
The axle housing on the inside of wheel hub is set, it further includes the semiaxis with hub reduction gear transmission connection that motor, which is connected with hub reduction gear, described
Semiaxis, which is connected with, is arranged on the inside of wheel hub planetary system speed reducer structure, and one end of the semiaxis is that the wheel hub being fixedly connected with wheel hub is consolidated
Fixed end, the planetary system fixing end that the other end is connect with planetary system deceleration mechanism, the output shaft and planetary system of the hub reduction gear
The connection of deceleration mechanism, semiaxis are sequentially connected by planetary gear speed reducing mechanism and wheel hem retarding mechanism.
Second of technical solution of electric vehicle of the invention are as follows: in the first technical solution of electric vehicle of the invention
On the basis of, planetary system deceleration mechanism is in axle housing.
The third technical solution of electric vehicle of the invention are as follows: in second of technical solution of electric vehicle of the invention
On the basis of, hub reduction gear includes hub reduction gear shell and is arranged in the intracorporal retarder main body of hub reducer casing, institute
Axle housing one end is stated for being fixedly connected with the central siphon in wheel hub, the other end is fixedly connected with the shell of hub reduction gear.
4th kind of technical solution of electric vehicle of the invention are as follows: in the third technical solution of electric vehicle of the invention
On the basis of, the hub reduction gear and motor split settings, electric machine casing with hub reduction gear shell is removable is fixedly connected.
5th kind of technical solution of electric vehicle of the invention are as follows: electric vehicle of the invention the first to the 4th kind
Any one of on the basis of technical solution, connect on hub reduction gear with the input shaft of motor axis connection with planetary system deceleration mechanism
Output shaft be in side of the hub reduction gear towards wheel hub.
6th kind of technical solution of electric vehicle of the invention are as follows: Direct wheel drives mechanism of the invention the first to
On the basis of any one of four kinds technical solutions, the radial side of axle housing is arranged in the motor, improves system compact degree, Ke Yizeng
Arrangement space in extra bus.
7th kind of technical solution of electric vehicle of the invention are as follows: in the 6th kind of technology of Direct wheel drives mechanism of the invention
On the basis of scheme, front side or the rear side of axle housing is arranged in the motor.
The invention has the benefit that the planetary system deceleration mechanism of Direct wheel drives mechanism of the invention is in the interior of wheel hub
Side, with it is current in the Direct wheel drives mechanism that planetary system deceleration mechanism and hub reduction gear is respectively set in wheel hub both sides compared with, this
The planetary system deceleration mechanism and motor and hub reduction gear of the Direct wheel drives mechanism of invention are in the same side of wheel hub, and structure is tight
It gathers, same set of lubricating oil system can be used in planetary system deceleration mechanism and hub reduction gear, solves current Direct wheel drives machine
Seal structure complex caused by the two sides of wheel hub is arranged in planetary system deceleration mechanism and the motor of structure, double reduction gear is difficult to share
The problem of lubricating oil system.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Direct wheel drives mechanism of the specific embodiment 1 of electric vehicle of the invention;
Fig. 2 is the structural schematic diagram of the Direct wheel drives mechanism of the specific embodiment 2 of electric vehicle of the invention;
Fig. 3 is the structural schematic diagram of the Direct wheel drives mechanism of the specific embodiment 3 of electric vehicle of the invention;
Fig. 4 is the structural schematic diagram of the Direct wheel drives mechanism of the specific embodiment 4 of electric vehicle of the invention;
Fig. 5 is the structural schematic diagram of the Direct wheel drives mechanism of the specific embodiment 5 of electric vehicle of the invention.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of electric vehicle of the invention, electric vehicle include vehicle body and the Direct wheel drives that are arranged on vehicle body
Mechanism, as shown in Figure 1, vehicle body includes wheel, wheel includes tire 1, wheel rim 2, wheel hub 3 and the central siphon being rotatably assorted with wheel hub 3
4, it is equipped with rolling bearing 5 between wheel hub 3 and central siphon 4, is additionally provided with brake 6 and brake disc 7 on wheel.Direct wheel drives mechanism includes
Motor 8 and axle housing 9 for the inside of wheel hub 3 to be arranged in, motor 8 are connected with hub reduction gear 10, in the present embodiment, hub reduction
Device 10 uses two-stage parallel axis retarder.Be equipped in axle housing 9 with hub reduction gear 10 be sequentially connected semiaxis 11 and with wheel
The planetary system deceleration mechanism 12 that side reducer 10 connects, semiaxis 11 are driven by planetary system deceleration mechanism 12 and hub reduction gear 10
Connection.
One end of semiaxis 11 is the wheel hub fixing end for being fixedly connected with wheel hub 3, the other end and planetary system deceleration mechanism
The planetary system fixing end of 12 connections.The output shaft of hub reduction gear 10 is connect with planetary system deceleration mechanism 12.Specifically, planetary system
Deceleration mechanism 12 includes sun gear 121 and planetary gear 122, and the output shaft and planetary gear 122 of planetary system deceleration mechanism 12 are fixed to be connected
It connects, the planetary system fixing end of semiaxis 11 is fixedly connected with the output shaft of planetary system deceleration mechanism 12, the output of hub reduction gear 10
Axis is fixedly connected with the input shaft of planetary system deceleration mechanism 12, and the input shaft and sun gear 121 of planetary system deceleration mechanism are fixed to be connected
It connects.
Hub reduction gear 10 includes housing of wheel reduction gear and the reduction body being arranged in hub reduction gear, and motor 8 wraps
The shell of the machine core for including motor housing and being arranged in motor housing, motor housing and hub reduction gear is removable to be fixedly connected, side
Just motor and hub reduction gear are replaced as needed.In the present embodiment, the front side of axle housing 9 is arranged in motor 8.
Planetary system deceleration mechanism 12 is fixed in axle housing 9, and one end of axle housing 9 and central siphon 4 are fixed, the other end and hub reduction
The removable fixation of device shell, facilitates the dismounting of axle housing 9, and the replacement to 12 model of planetary system deceleration mechanism may be implemented as needed.
The output shaft of planetary system deceleration mechanism 12 extends to one end fixed with central siphon 4 on axle housing 9 in the present embodiment.
Releasable connection between hub reduction gear 10, motor 8, axle housing 9 in the present embodiment, enables Direct wheel drives mechanism
Realize modularization, when the planetary system deceleration mechanism 12 in hub reduction gear 10, motor 8, axle housing 9 is needed replacing or is repaired,
Replacement can be fast implemented.10 speed ratio of hub reduction gear or planetary system deceleration mechanism can be changed according to Car design use demand
12 speed ratio changes output torque, large speed ratio Large-torsion transmisson easy to accomplish.
Planetary system deceleration mechanism 12 in the present embodiment is arranged in axle housing 9, and planetary system deceleration mechanism 12 and wheel side
Retarder 10 is adjacently positioned, so that the more compact structure of Direct wheel drives mechanism of the invention, is easy to seal, hub reduction gear 10,
Same set of lubricating oil system can be used in motor 8, planetary system deceleration mechanism 12, simplifies the arrangement of lubricating oil system.
In the present embodiment, the input shaft of hub reduction gear 10 is fixedly connected with motor shaft, the output shaft of hub reduction gear 10
It is fixedly connected with the input shaft of planetary system deceleration mechanism 12, wherein the input shaft of hub reduction gear 10 and output shaft are in wheel side
Retarder 10 is towards the side of wheel hub 3.Hub reduction gear 10 and motor 8, the arrangement in the shape of " pin " of axle housing 9, compact-sized, motor
The inside of 8 arrangement wheel hubs 3, angle can arbitrarily arrange that system integral arrangement is flexible with 10 mounting inclination angle degree of hub reduction gear
It is changeable.8 retarder location flexible arrangement of motor, is conducive to arrangement.
The Direct wheel drives mechanism axle device without differential of electric vehicle of the present invention, it is small in size, light-weight, high-efficient, integrated level is high,
NVH performance is good.Electric vehicle in the present embodiment is that independent suspension electricity drives bridge, and intermediate axle shell corresponds to the bridge that independent suspension electricity drives bridge
Pipe.In other embodiments, electric vehicle is also possible to drive bridge using rigid electric, and axle housing corresponds to the support that rigid electric drives bridge at this time
Arm.
The specific embodiment 2 of electric vehicle of the invention, electric vehicle and above-mentioned specific embodiment 1 in the present embodiment
Difference is only that: as shown in Fig. 2, the rear side of axle housing 9 is arranged in motor 8 in the present embodiment.
The specific embodiment 3 of electric vehicle of the invention, electric vehicle and above-mentioned specific embodiment 2 in the present embodiment
Difference is only that: as shown in figure 3, planetary system deceleration mechanism 12 is positioned close to the setting of wheel hub 3 in the present embodiment.
The specific embodiment 4 of electric vehicle of the invention, electric vehicle and above-mentioned specific embodiment 2 in the present embodiment
Difference is only that: as shown in figure 4, planetary system deceleration mechanism 12 includes sun gear 4121, planetary gear 4122 and tooth in the present embodiment
Circle, the output shaft of planetary system deceleration mechanism 12 are fixedly connected with gear ring, the planetary system fixing end and planetary system speed reducer of semiaxis 11
The output shaft of structure 12 is fixedly connected.
The specific embodiment 5 of electric vehicle of the invention, electric vehicle and above-mentioned specific embodiment 4 in the present embodiment
Difference is only that: as shown in figure 5, the front side of axle housing 9 is arranged in motor 8 in the present embodiment.
The specific embodiment of Direct wheel drives mechanism of the invention, the structure of the Direct wheel drives mechanism in the present embodiment with it is above-mentioned
The structure of the Direct wheel drives mechanism as described in the examples of any one in the specific embodiment 1-5 of electric vehicle is identical, no longer superfluous
It states.
In the other embodiments of electric vehicle and its Direct wheel drives mechanism of the invention, it is flat that hub reduction gear can be single-stage
Row axis deceleration mechanism etc.;It can be by transmitting axis connection, planetary system speed reducer between planetary system deceleration mechanism and hub reduction gear
Structure can be set planetary system deceleration mechanism shell, one end of axle housing with planetary system deceleration mechanism shell is removable is fixedly connected, planet
It is deceleration mechanism shell and hub reduction gear shell is removable is fixedly connected;Above-mentioned motor can be with hub reduction gear integrally to be set
It sets;Motor and hub reduction gear can be arranged along the axial direction of wheel hub;The radial side in axle housing can be set in motor, according to need
It wants, motor can be set below axle housing or any positions such as obliquely downward, oblique upper.
Claims (8)
1. Direct wheel drives mechanism, including motor and for the axle housing on the inside of wheel hub to be arranged in, motor is connected with hub reduction gear, also
Including the semiaxis being sequentially connected with hub reduction gear, it is characterised in that: the semiaxis is connected with for being arranged in wheel hub inner row
Galaxy deceleration mechanism, one end of the semiaxis are the wheel hub fixing end for being fixedly connected with wheel hub, and the other end subtracts with planetary system
The planetary system fixing end of fast mechanism connection, the output shaft of the hub reduction gear are connect with planetary system deceleration mechanism, and semiaxis passes through
Planetary gear speed reducing mechanism and wheel hem retarding mechanism are sequentially connected.
2. Direct wheel drives mechanism according to claim 1, it is characterised in that: planetary system deceleration mechanism is in axle housing
It is interior.
3. Direct wheel drives mechanism according to claim 2, it is characterised in that: hub reduction gear includes hub reduction gear shell
With setting in the intracorporal retarder main body of hub reducer casing, described axle housing one end is used for removable solid with the central siphon in wheel hub
Fixed connection, the other end with hub reduction gear shell is removable is fixedly connected.
4. Direct wheel drives mechanism according to claim 3, it is characterised in that: the hub reduction gear is seperated with motor to be set
Set, electric machine casing with hub reduction gear shell is removable is fixedly connected.
5. Direct wheel drives mechanism according to claim 1-4, it is characterised in that: on hub reduction gear with motor shaft
The output shaft that the input shaft of connection is connect with planetary system deceleration mechanism is in side of the hub reduction gear towards wheel hub.
6. Direct wheel drives mechanism according to claim 1-4, it is characterised in that: axle housing is arranged in the motor
Radial side.
7. Direct wheel drives mechanism according to claim 6, it is characterised in that: the motor be arranged in axle housing front side or
Rear side.
8. electric vehicle, including vehicle body and the Direct wheel drives mechanism being arranged on vehicle body, vehicle body includes wheel hub and is installed on wheel hub
Interior central siphon, it is characterised in that: Direct wheel drives mechanism is Direct wheel drives mechanism described in claim 1-7 any one.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710731918.7A CN109421512A (en) | 2017-08-23 | 2017-08-23 | Electric vehicle and its Direct wheel drives mechanism |
PCT/CN2018/101777 WO2019037744A1 (en) | 2017-08-23 | 2018-08-22 | Electric vehicle and hub drive mechanism thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710731918.7A CN109421512A (en) | 2017-08-23 | 2017-08-23 | Electric vehicle and its Direct wheel drives mechanism |
Publications (1)
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CN109421512A true CN109421512A (en) | 2019-03-05 |
Family
ID=65439365
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CN201710731918.7A Pending CN109421512A (en) | 2017-08-23 | 2017-08-23 | Electric vehicle and its Direct wheel drives mechanism |
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CN (1) | CN109421512A (en) |
WO (1) | WO2019037744A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109910605A (en) * | 2019-03-27 | 2019-06-21 | 苏州汇川联合动力系统有限公司 | Power device and electric car |
CN111114304A (en) * | 2020-01-20 | 2020-05-08 | 郑州宇通重工有限公司 | Vehicle, wheel-side power system and wheel-side speed reducer |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111376708A (en) * | 2020-03-30 | 2020-07-07 | 中国第一汽车股份有限公司 | In-wheel motor and electric automobile |
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CN102555773A (en) * | 2012-01-18 | 2012-07-11 | 武汉新能车桥技术发展有限公司 | Low-floor gate-type wheel-side motor rear axle for electric bus |
JP2012201289A (en) * | 2011-03-28 | 2012-10-22 | Aisin Aw Co Ltd | In-wheel motor drive device |
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CN103448537A (en) * | 2013-08-15 | 2013-12-18 | 安徽工程大学 | Motor-driven hub reduction system |
CN104191956A (en) * | 2014-07-23 | 2014-12-10 | 郑州宇通客车股份有限公司 | Rim drive system of pure electric vehicle |
CN106438862A (en) * | 2016-10-14 | 2017-02-22 | 重庆大学 | Electric wheel side speed reduction device |
CN207466352U (en) * | 2017-08-23 | 2018-06-08 | 郑州宇通客车股份有限公司 | A kind of electric vehicle and its Direct wheel drives mechanism |
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2017
- 2017-08-23 CN CN201710731918.7A patent/CN109421512A/en active Pending
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2018
- 2018-08-22 WO PCT/CN2018/101777 patent/WO2019037744A1/en active Application Filing
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JP2012201289A (en) * | 2011-03-28 | 2012-10-22 | Aisin Aw Co Ltd | In-wheel motor drive device |
CN102555773A (en) * | 2012-01-18 | 2012-07-11 | 武汉新能车桥技术发展有限公司 | Low-floor gate-type wheel-side motor rear axle for electric bus |
CN203186075U (en) * | 2012-12-26 | 2013-09-11 | 北京智行鸿远汽车技术有限公司 | Wheel motor drive axle for electric vehicle |
CN103448537A (en) * | 2013-08-15 | 2013-12-18 | 安徽工程大学 | Motor-driven hub reduction system |
CN104191956A (en) * | 2014-07-23 | 2014-12-10 | 郑州宇通客车股份有限公司 | Rim drive system of pure electric vehicle |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109910605A (en) * | 2019-03-27 | 2019-06-21 | 苏州汇川联合动力系统有限公司 | Power device and electric car |
CN111114304A (en) * | 2020-01-20 | 2020-05-08 | 郑州宇通重工有限公司 | Vehicle, wheel-side power system and wheel-side speed reducer |
CN111114304B (en) * | 2020-01-20 | 2021-01-08 | 郑州宇通重工有限公司 | Vehicle, wheel-side power system and wheel-side speed reducer |
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WO2019037744A1 (en) | 2019-02-28 |
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Application publication date: 20190305 |
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