CN109515162A - A kind of automobile wheel edge breakaway-element single motor power drive system - Google Patents
A kind of automobile wheel edge breakaway-element single motor power drive system Download PDFInfo
- Publication number
- CN109515162A CN109515162A CN201811545153.9A CN201811545153A CN109515162A CN 109515162 A CN109515162 A CN 109515162A CN 201811545153 A CN201811545153 A CN 201811545153A CN 109515162 A CN109515162 A CN 109515162A
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- CN
- China
- Prior art keywords
- assembly
- speed reducer
- motor power
- input terminal
- reducer assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 239000000725 suspension Substances 0.000 claims abstract description 16
- 210000000452 mid-foot Anatomy 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- 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
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- 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 invention discloses a kind of automobile wheel edge breakaway-element single motor power drive systems, the motor power assembly connected and composed on vehicle body by a motor and a speed reducer assembly is mounted on including suspension system and by suspension system and for the driving-shaft assembly of transmission, speed reducer assembly has an input terminal and an output end, the input terminal of speed reducer assembly and the output axis connection of motor, the output end of speed reducer assembly and one end of driving-shaft assembly connect, the driving-shaft assembly other end and wheel flanged joint, wheel flange is connected with automotive wheel, the input terminal and output end of its speed reducer assembly are located at the same side of the speed reducer assembly.The present invention meets low-floor fat pipe requirement, especially suitable for electric bus, is conducive to vehicle control stability and ride comfort, is conducive to the use of motor power assembly, reduces vibration and noise, promotes the service life of motor power assembly.
Description
Technical field
The present invention relates to a kind of automobile wheel edge breakaway-element power drive systems, and it is wide logical to be suitable for low-floor more particularly to one kind
The automobile wheel edge breakaway-element single motor power drive system of road electric car.
Background technique
Currently, in the power drive system of existing wheel side, using solid after motor and the integrated motor power assembly of retarder
Determine on suspension, such as Chinese Patent Application No. is a kind of electronic assembly in wheel side disclosed in 201721832388.7 and its drive axle,
This kind of drive suffers from the drawback that although (1) arrangement meets low-floor fat pipe requirement, but also increases non-spring charge material simultaneously
Amount, influences vehicle control stability and ride comfort；(2) since motor power assembly is fixed on suspension fork wheel edge, wheel one is followed
Bounce is played, can also cause motor oscillating to generate noise and influence service life.In another example Chinese Patent Application No. is
201410354301.4 a kind of disclosed pure electric automobile Direct wheel drives system can also have this several drawback.This several wheel side
Although the Integrated Solution of power drive system meets low-floor fat pipe requirement, save central space, but bring simultaneously several non-
The drawbacks of Chang Mingxian.
Summary of the invention
The object of the present invention is to provide a kind of automobile wheel edge breakaway-element single motor power drive systems, are driven with solving existing wheel side
The unreasonable problem of dynamic system arragement construction.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of automobile wheel edge breakaway-element single motor power drive system, including suspension system and vehicle is mounted on by suspension system
The motor power assembly that is connected and composed with it by a motor and a speed reducer assembly and for the driving-shaft assembly of transmission, institute
Speed reducer assembly is stated with an input terminal and an output end, the output of the input terminal of the speed reducer assembly and the motor
Axis connection, the output end of the speed reducer assembly are connect with one end of the driving-shaft assembly, the driving-shaft assembly other end
With wheel flanged joint, the wheel flange is connected with automotive wheel, which is characterized in that the input terminal of the speed reducer assembly and
Output end is located at the same side of the speed reducer assembly.
In a preferred embodiment of the invention, the suspension system is total comprising a bearing seat, upper arm assembly, lower arm
At the bearing seat is suspended on vehicle body by the upper arm assembly and lower arm assembly, the midfoot support of the driving-shaft assembly
On the bearing seat.
In a preferred embodiment of the invention, braking system is installed on the bearing seat.
In a preferred embodiment of the invention, the speed reducer assembly includes gear driving pair and Planetary Gear Transmission
It is secondary；The input terminal of the gear driving pair constitutes the input terminal of the speed reducer assembly, the output end of the gear driving pair with
The input terminal of the Planetary Gear Transmission pair connects, and the output end of the Planetary Gear Transmission pair constitutes the speed reducer assembly
Output end.
In a preferred embodiment of the invention, the speed reducer assembly includes one-stage gear transmission or secondary gear
Transmission；The input terminal of the one-stage gear transmission or secondary gear transmission constitutes the input of the speed reducer assembly
The output end of end, the one-stage gear transmission or secondary gear transmission constitutes the output end of the speed reducer assembly.
Automobile wheel edge breakaway-element single motor power drive system of the present invention, is driven using breakaway-element, and motor is total with retarder
It is suspended on vehicle body at the motor power assembly connected and composed by suspension system, wheel is output to by driving-shaft assembly.By
In separately driving left and right wheel using wheel motor, drive axle central space is saved, meets low-floor fat pipe requirement, especially
Suitable for electric bus.It is suspended on vehicle body, becomes in addition, motor and speed reducer assembly connect and compose a motor power assembly
For spring carried mass, nonspring carried mass is reduced, is conducive to vehicle control stability and ride comfort, and because motor power assembly does not follow
Wheel is beated together, is conducive to the use of motor power assembly, reduces vibration and noise, and promote motor power assembly uses the longevity
Life.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the automobile wheel edge breakaway-element single motor power drive system of the embodiment of the present invention 1.
Fig. 2 is the driving principle schematic diagram of the automobile wheel edge breakaway-element single motor power drive system of the embodiment of the present invention 1.
Fig. 3 is the structural schematic diagram of the automobile wheel edge breakaway-element single motor power drive system of the embodiment of the present invention 2.
Fig. 4 is the driving principle schematic diagram of the automobile wheel edge breakaway-element single motor power drive system of the embodiment of the present invention 2.
Fig. 5 is the driving principle schematic diagram of the automobile wheel edge breakaway-element single motor power drive system of the embodiment of the present invention 3.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below into
One step illustrates the present invention.
Embodiment 1
Referring to Fig. 1 and Fig. 2, a kind of automobile wheel edge breakaway-element single motor power drive system shown in figure, using breakaway-element
Transmission comprising suspension system, the motor power assembly connected and composed by a motor 10 and a speed reducer assembly 20 and use
In the driving-shaft assembly 40 of transmission.
Suspension system includes a bearing seat 30, upper arm assembly 60, lower arm assembly 70, and bearing seat 30 passes through upper 60 He of arm assembly
Lower arm assembly 70 is suspended in vehicle body (not shown), and the midfoot support of driving-shaft assembly 40 is on bearing seat 30.It is carrying
Braking system (not shown) is installed on seat 30.
Speed reducer assembly 20 has an input terminal 21 and an output end 22, the input terminal 21 of speed reducer assembly 20 and defeated
Outlet 22 is located at the same side of speed reducer assembly 20.The input terminal 21 of speed reducer assembly 20 and the output axis connection of motor 10, subtract
The output end 22 of fast device assembly 20 is connect with one end of driving-shaft assembly 40, and 40 other end of driving-shaft assembly and wheel flange 50 connect
It connects, wheel flange 50 and automotive wheel 80 connect.
Speed reducer assembly 20 includes gear driving pair 23 and Planetary Gear Transmission pair 24；The input terminal structure of gear driving pair 23
At the input terminal 21 of speed reducer assembly 20, the output end of gear driving pair 23 is connect with the input terminal of Planetary Gear Transmission pair 24,
The output end of Planetary Gear Transmission pair 24 constitutes the output end 22 of speed reducer assembly 20.
A kind of automobile wheel edge breakaway-element single motor power drive system of the embodiment, is driven, by motor 10 using breakaway-element
The motor power assembly connected and composed with speed reducer assembly 20 is suspended on vehicle body, transmits power to vehicle by driving-shaft assembly 40
Flange 50 is taken turns, then wheel 80 is driven by wheel flange 50.Due to driving left and right wheel using distributed using wheel motor,
Drive axle central space is saved, meets low-floor fat pipe requirement, especially suitable for electric bus.In addition, motor 10 and subtracting
Fast device assembly 20 connects and composes a motor power assembly and is suspended on vehicle body, becomes spring carried mass, reduces nonspring carried mass, has
Conducive to vehicle control stability and ride comfort, and because motor power assembly does not follow wheel to beat together, be conducive to motor power
The use of assembly reduces vibration and noise, promotes the service life of motor power assembly.
Embodiment 2
Referring to Fig. 3 and Fig. 4, a kind of automobile wheel edge breakaway-element single motor power drive system shown in figure, using breakaway-element
Transmission comprising suspension system, by a motor 10 and a speed reducer assembly 20a motor power assembly connected and composed and use
In the driving-shaft assembly 40 of transmission.
Suspension system includes a bearing seat 30, upper arm assembly 60, lower arm assembly 70, and bearing seat 30 passes through upper 60 He of arm assembly
Lower arm assembly 70 is suspended in vehicle body (not shown), and the midfoot support of driving-shaft assembly 40 is on bearing seat 30.It is carrying
Braking system (not shown) is installed on seat 30.
Speed reducer assembly 20a has an an input terminal 21a and output end 22a, the input terminal 21a of speed reducer assembly 20
It is located at the same side of speed reducer assembly 20a with output end 22a.The input terminal 21a of speed reducer assembly 20a and the output shaft of motor 10
Connection, the output end 22a of speed reducer assembly 20a are connect with one end of driving-shaft assembly 40,40 other end of driving-shaft assembly and vehicle
It takes turns flange 50 to connect, wheel flange 50 and automotive wheel 80 connect.
Speed reducer assembly 20a includes one-stage gear transmission 23a, and the input terminal of one-stage gear transmission 23a, which is constituted, to slow down
The output end of the input terminal 21a of device assembly 20a, one-stage gear transmission 23a constitute the output end 22a of speed reducer assembly 20a.
A kind of automobile wheel edge breakaway-element single motor power drive system of the embodiment, is driven, by motor 10 using breakaway-element
The motor power assembly connected and composed with speed reducer assembly 20a is suspended on vehicle body, is transmitted power by driving-shaft assembly 40 and is given
Wheel flange 50, then wheel 80 is driven by wheel flange 50.Due to driving left and right vehicle using distributed using wheel motor
Wheel saves drive axle central space, meets low-floor fat pipe requirement, especially suitable for electric bus.In addition, motor 10 and
Speed reducer assembly 20a connects and composes a motor power assembly and is suspended on vehicle body, becomes spring carried mass, reduces non-spring charge material
Amount, is conducive to vehicle control stability and ride comfort, and because motor power assembly does not follow wheel to beat together, be conducive to motor
The use of power assembly reduces vibration and noise, promotes the service life of motor power assembly.
Embodiment 3
Referring to Fig. 5, a kind of automobile wheel edge breakaway-element single motor power drive system shown in figure is driven using breakaway-element,
It includes suspension system, the motor power assembly connected and composed by a motor 10 with a speed reducer assembly 20b and for passing
Dynamic driving-shaft assembly 40.
Speed reducer assembly 20a has an an input terminal 21a and output end 22a, the input terminal 21a of speed reducer assembly 20
It is located at the same side of speed reducer assembly 20a with output end 22a.The input terminal 21b of speed reducer assembly 20b and the output shaft of motor 10
Connection, the output end 22b of speed reducer assembly 20b are connect with one end of driving-shaft assembly 40,40 other end of driving-shaft assembly and vehicle
It takes turns flange 50 to connect, wheel flange 50 and automotive wheel 80 connect.
Speed reducer assembly 20b includes secondary gear transmission 23b, and the input terminal of secondary gear transmission 23b, which is constituted, to slow down
The output end of the input terminal 21b of device assembly 20b, secondary gear transmission 23b constitute the output end 22b of speed reducer assembly 20b.
The rest part of the embodiment is the same as embodiment 2.
A kind of automobile wheel edge breakaway-element single motor power drive system of the embodiment, is driven, by motor 10 using breakaway-element
The motor power assembly connected and composed with speed reducer assembly 20b is suspended on vehicle body, is transmitted power by driving-shaft assembly 40 and is given
Wheel flange 50, then wheel 80 is driven by wheel flange 50.Due to driving left and right vehicle using distributed using wheel motor
Wheel saves drive axle central space, meets low-floor fat pipe requirement, especially suitable for electric bus.In addition, motor 10 and
Speed reducer assembly 20b connects and composes a motor power assembly and is suspended on vehicle body, becomes spring carried mass, reduces non-spring charge material
Amount, is conducive to vehicle control stability and ride comfort, and because motor power assembly does not follow wheel to beat together, be conducive to motor
The use of power assembly reduces vibration and noise, promotes the service life of motor power assembly.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (5)
1. a kind of automobile wheel edge breakaway-element single motor power drive system, including suspension system and vehicle body is mounted on by suspension system
On the motor power assembly that is connected and composed by a motor and a speed reducer assembly and for the driving-shaft assembly of transmission, it is described
Speed reducer assembly has an input terminal and an output end, the output shaft of the input terminal of the speed reducer assembly and the motor
Connection, the output end of the speed reducer assembly connect with one end of the driving-shaft assembly, the driving-shaft assembly other end with
Wheel flanged joint, the wheel flange are connected with automotive wheel, which is characterized in that the input terminal of the speed reducer assembly and defeated
Outlet is located at the same side of the speed reducer assembly.
2. a kind of automobile wheel edge breakaway-element single motor power drive system as described in claim 1, which is characterized in that the suspension
System includes a bearing seat, upper arm assembly, lower arm assembly, and the bearing seat is suspended on by the upper arm assembly and lower arm assembly
On vehicle body, the midfoot support of the driving-shaft assembly is on the bearing seat.
3. a kind of automobile wheel edge breakaway-element single motor power drive system as claimed in claim 2, which is characterized in that held described
It carries and braking system is installed on seat.
4. a kind of automobile wheel edge breakaway-element single motor power drive system as described in any one of claims 1 to 3 claim,
It is characterized in that, the speed reducer assembly includes gear driving pair and Planetary Gear Transmission pair；The input terminal of the gear driving pair
Constitute the input terminal of the speed reducer assembly, the input terminal of the output end of the gear driving pair and the Planetary Gear Transmission pair
Connection, the output end of the Planetary Gear Transmission pair constitute the output end of the speed reducer assembly.
5. a kind of automobile wheel edge breakaway-element single motor power drive system as described in any one of claims 1 to 3 claim,
It is characterized in that, the speed reducer assembly includes one-stage gear transmission or secondary gear transmission；The one-stage gear transmission
Perhaps the input terminal of secondary gear transmission constitutes the input terminal one-stage gear transmission or two of the speed reducer assembly
The output end of grade gear driving pair constitutes the output end of the speed reducer assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545153.9A CN109515162A (en) | 2018-12-17 | 2018-12-17 | A kind of automobile wheel edge breakaway-element single motor power drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545153.9A CN109515162A (en) | 2018-12-17 | 2018-12-17 | A kind of automobile wheel edge breakaway-element single motor power drive system |
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| Publication Number | Publication Date |
|---|---|
| CN109515162A true CN109515162A (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811545153.9A Pending CN109515162A (en) | 2018-12-17 | 2018-12-17 | A kind of automobile wheel edge breakaway-element single motor power drive system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515160A (en) * | 2018-12-17 | 2019-03-26 | 上海科曼车辆部件***股份有限公司 | A kind of automobile wheel edge breakaway-element bi-motor power drive system |
| 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 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1394768A (en) * | 2002-08-26 | 2003-02-05 | 于耀庆 | Multimotor four-wheel drive mode for electric car |
| 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 |
| CN206030979U (en) * | 2016-08-31 | 2017-03-22 | 厦门威迪思汽车设计服务有限公司 | Commercial car wheel driving independent suspension device |
| JP2018052320A (en) * | 2016-09-29 | 2018-04-05 | 株式会社Ｓｕｂａｒｕ | Control device and control method for hybrid vehicle system |
| CN109515160A (en) * | 2018-12-17 | 2019-03-26 | 上海科曼车辆部件***股份有限公司 | A kind of automobile wheel edge breakaway-element bi-motor power drive system |
| CN209409793U (en) * | 2018-12-17 | 2019-09-20 | 上海科曼车辆部件***股份有限公司 | A kind of automobile wheel edge breakaway-element single motor power drive system |
-
2018
- 2018-12-17 CN CN201811545153.9A patent/CN109515162A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1394768A (en) * | 2002-08-26 | 2003-02-05 | 于耀庆 | Multimotor four-wheel drive mode for electric car |
| 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 |
| CN206030979U (en) * | 2016-08-31 | 2017-03-22 | 厦门威迪思汽车设计服务有限公司 | Commercial car wheel driving independent suspension device |
| JP2018052320A (en) * | 2016-09-29 | 2018-04-05 | 株式会社Ｓｕｂａｒｕ | Control device and control method for hybrid vehicle system |
| CN109515160A (en) * | 2018-12-17 | 2019-03-26 | 上海科曼车辆部件***股份有限公司 | A kind of automobile wheel edge breakaway-element bi-motor power drive system |
| CN209409793U (en) * | 2018-12-17 | 2019-09-20 | 上海科曼车辆部件***股份有限公司 | A kind of automobile wheel edge breakaway-element single motor power drive system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515160A (en) * | 2018-12-17 | 2019-03-26 | 上海科曼车辆部件***股份有限公司 | A kind of automobile wheel edge breakaway-element bi-motor power drive system |
| 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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