CN106941294A - Electric powered motor drive device - Google Patents
Electric powered motor drive device Download PDFInfo
- Publication number
- CN106941294A CN106941294A CN201610006505.8A CN201610006505A CN106941294A CN 106941294 A CN106941294 A CN 106941294A CN 201610006505 A CN201610006505 A CN 201610006505A CN 106941294 A CN106941294 A CN 106941294A
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- CN
- China
- Prior art keywords
- gear
- shaft
- motor
- driven gear
- hollow
- 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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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structure Of Transmissions (AREA)
- Gear Transmission (AREA)
Abstract
The present invention provides a kind of electric powered motor drive device, including hollow shaft motor, speed changer and differential mechanism, the hollow gear shaft of motor couples input gear axle by spline and imparts power to transmission system, output gear is connected as a single entity with differential mechanism, two semiaxis are linked by spline and differential mechanism, semi-minor axis is directly connected with wheel, hollow gear shaft connection wheel of the major semiaxis through motor.Electric automobile integration driving power assembly provided by the present invention can effectively reduce the rigging error between volume and each part, and regulating system vibration characteristics improves drive system efficiency.
Description
Technical field
It is electronic more particularly to one kind the present invention relates to a kind of electric motor car core power drive system
Automobile power driving apparatus.
Background technology
The power assembly of electric automobile is the core of whole electric motor car, existing power assembly structure
It is that the center of gravity that will be connected to again by reduction box on drive axle on motor connection power transmission shaft is inclined mostly
Structure is put, not only installs inconvenient, is taken up too much space, and it is more easy using cantilever arrangement
Cause system vibration, form resonance, reduce transmission efficiency, influence the balance of vehicle.
The content of the invention
Electric powered motor drive device proposed by the present invention can effectively reduce volume and each portion
Rigging error between part, regulating system vibration characteristics improves drive system efficiency；And one
Body structure ensure that radial equilibrium, and input and output on the same axis, are easy to vehicle cloth
Office, improves bearing capacity.
Therefore, the present invention is realized by following two technical schemes.Technical scheme one is one kind
Speed changer of electric automobile motor integration driving power assembly；Technical scheme two is a kind of electronic
The reducer integrated driving power assembly of electric motor of automobile.
Technical scheme one：
A kind of speed changer of electric automobile motor integration driving power assembly, using parallel axes knot
Structure, bearing capacity is smaller, it is adaptable to underloading car.
Electric powered motor drive device, it is characterised in that：Including motor 1, motor hollow tooth
Wheel shaft 2, major semiaxis 3, input gear axle 4, clutch I 5, first order driven gear I 6,
Driven gear shaft I 7, semi-minor axis 8, differential mechanism 9, second level driving gear 10, the first order
Driven gear II 11, driven gear shaft II 12, clutch II 13 and output gear 14.
The input gear axle 4 be the hollow multi-diameter shaft with splined shaft section, by spline with
Motor hollow gear shaft 2 couples.
Have on the input gear axle 4 based on the gear on gear shaft part, the gear shaft part
Moving gear, is meshed with first order driven gear I 6 and second level driving gear 10.
The first order driven gear I 6 and second level driving gear 10 are empty set tooth
Wheel, is coupled between first order driven gear I 6 and driven gear shaft I 7 by needle bearing, the
Two grades of driving gears 10 between driven gear shaft II 12 by needle bearing with being coupled.
The driven gear shaft I 7 is provided with gear shaft part, the gear on the gear shaft part with it is defeated
Go out gear 14 to engage.
The wheel hub of output gear 14 is provided with bolt hole.
The planet carrier of differential mechanism 9 is provided with bolt hole.
The differential mechanism 9 and output gear 14 are connected by bolts.
The semi-minor axis 8 and major semiaxis 3 are one end and coupled by spline with differential mechanism, separately
One end couples wheel.
Further, the first order driven gear I 6 and first order driven gear II 11 all with
Driving gear engagement on input gear axle 4, and relative semiaxis is in symmetrical structure arrangement.
Further, the motor hollow gear shaft 2 and major semiaxis 3 are in concentric arrangement；Institute
It is that hollow shaft motor, i.e. motor gear axle 2 are hollow shaft to state motor 1.
Further, the flower keyboard of the clutch I 5 and the flower on first order driven gear I 6
Key is engaged, and the flower keyboard of clutch II 13 couples with the spline of first order driven gear II 11.
Technical scheme two：
A kind of reducer integrated driving power device of electric automobile parallel axes symmetrical motor,
It is characterized in that：Including semi-minor axis 8, differential mechanism 9, output gear 14, driven gear shaft I 7,
First order driven gear I 6, input gear axle 4, major semiaxis 3, motor hollow gear shaft 2
With motor 1；
The input gear axle 4 be the hollow multi-diameter shaft with splined shaft section, by spline with
Motor hollow gear shaft 2 couples；
Have on the input gear axle 4 based on the gear on gear shaft part, the gear shaft part
Moving gear, is meshed with first order driven gear I 6；
The driven gear shaft I 7 is provided with gear shaft part, the gear on the gear shaft part with it is defeated
Go out gear 14 to engage；
The wheel hub of output gear 14 is provided with bolt hole；
The planet carrier of differential mechanism 9 is provided with bolt hole；
The differential mechanism 9 and output gear 14 are connected by bolts；
The semi-minor axis 8 and major semiaxis 3 are one end and coupled by spline with differential mechanism, separately
One end couples wheel；
Further, the first order driven gear I 6 and first order driven gear II 11 all with
Driving gear engagement on input gear axle 4, and in symmetrical structure arrangement.
Further, the splined shaft of motor 1 and major semiaxis 3 are in concentric arrangement；The electricity
Machine 1 is that hollow shaft motor, i.e. motor gear axle 2 are hollow shaft.
The invention has the advantages that and good effect：
(1) motor, speed changer and differential mechanism are made of one by electric automobile driving power assembly
The rigging error between volume and each part can be effectively reduced by changing integrated mechanism.
(2) electric automobile integration driving power assembly is arranged using radial symmetric formula, transmission
Balanced radial force, both sides driven gear plays a part of dynamic branch so that integrally-built
Bearing capacity is improved, while regulating system vibration characteristics, reduces resonance, improve system
Transmission efficiency.
(3) electric automobile driving power assembly quality is axially symmetric, barycenter gravitational equilibrium,
And coaxially layout make it that inertia force is unloaded along wheel ground for input and output, reduces power assembly pair
The dynamic loading of crossbeam, makes headstock gravity to concentration in the middle part of car, is conducive to the validity of brake.
Brief description of the drawings
Fig. 1 is the two-dimentional assembling schematic diagram that speed changer of electric automobile motor drives power assembly；
Fig. 2 is the two-dimentional assembling schematic diagram that motor in electric automobile decelerator drives power assembly；
In figure：Motor 1, motor hollow gear shaft 2, major semiaxis 3, input gear axle 4,
Clutch I 5, first order driven gear I 6, driven gear shaft I 7, semi-minor axis 8, differential
Device 9, second level driving gear 10, first order driven gear II 11, driven gear shaft II 12,
Clutch II 13 and output gear 14.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples, but should not
It is interpreted as above-mentioned subject area of the invention and is only limitted to following embodiments.On the present invention is not departed from
In the case of stating technological thought, according to ordinary skill knowledge and customary means, make
Various replacements and change, all should include within the scope of the present invention.
Technical scheme one：
A kind of speed changer of electric automobile motor integration driving power assembly, it is characterised in that：
Including motor 1, motor hollow gear shaft 2, major semiaxis 3, input gear axle 4, clutch
I 5, first order driven gear I 6, driven gear shaft I 7, semi-minor axis 8, differential mechanism 9,
Second level driving gear 10, first order driven gear II 11, driven gear shaft II 12, clutch
Device II 13 and output gear 14.
The input gear axle 4 be the hollow multi-diameter shaft with splined shaft section, by spline with
Motor hollow gear shaft 2 couples.
Have on the input gear axle 4 based on the gear on gear shaft part, the gear shaft part
Moving gear, is meshed with first order driven gear I 6 and second level driving gear 10.
The first order driven gear I 6 and second level driving gear 10 are empty set tooth
Wheel, is coupled between first order driven gear I 6 and driven gear shaft I 7 by needle bearing, the
Two grades of driving gears 10 between driven gear shaft II 12 by needle bearing with being coupled.
The driven gear shaft I 7 is provided with gear shaft part, the gear on the gear shaft part with it is defeated
Go out gear 14 to engage.
The wheel hub of output gear 14 is provided with bolt hole.
The planet carrier of differential mechanism 9 is provided with bolt hole.
The differential mechanism 9 and output gear 14 are connected by bolts.
The semi-minor axis 8 and major semiaxis 3 are one end and coupled by spline with differential mechanism, separately
One end couples wheel.
Further, the first order driven gear I 6 and first order driven gear II 11 all with
Driving gear engagement on input gear axle 4, and relative semiaxis is in symmetrical structure arrangement.
Further, the motor hollow gear shaft 2 and major semiaxis 3 are in concentric arrangement；Institute
It is that hollow shaft motor, i.e. motor gear axle 2 are hollow shaft to state motor 1.
Further, the flower keyboard of the clutch I 5 and the flower on first order driven gear I 6
Key is engaged, and the flower keyboard of clutch II 13 couples with the spline of first order driven gear II 11.
Technical scheme two：
A kind of reducer integrated driving power assembly of motor in electric automobile, it is characterised in that：
Including semi-minor axis 8, differential mechanism 9, output gear 14, driven gear shaft I 7, the first order from
Moving gear I 6, input gear axle 4, major semiaxis 3, motor hollow gear shaft 2 and motor 1；
The input gear axle 4 be the hollow multi-diameter shaft with splined shaft section, by spline with
Motor hollow gear shaft 2 couples；
Have on the input gear axle 4 based on the gear on gear shaft part, the gear shaft part
Moving gear, is meshed with first order driven gear I 6；
The driven gear shaft I 7 is provided with gear shaft part, the gear on the gear shaft part with it is defeated
Go out gear 14 to engage；
The wheel hub of output gear 14 is provided with bolt hole；
The planet carrier of differential mechanism 9 is provided with bolt hole；
The differential mechanism 9 and output gear 14 are connected by bolts；
The semi-minor axis 8 and major semiaxis 3 are one end and coupled by spline with differential mechanism, separately
One end couples wheel；
Further, the first order driven gear I 6 and first order driven gear II 11 all with
Driving gear engagement on input gear axle 4, and in symmetrical structure arrangement.
Further, the splined shaft of motor 1 and major semiaxis 3 are in concentric arrangement；The electricity
Machine 1 is that hollow shaft motor, i.e. motor gear axle 2 are hollow shaft.
The course of work of the present invention：
The course of work of motor transmission integrated mechanism is that the hollow gear shaft of motor passes through flower
Key transmission power gives input gear axle, when two clutches are all in relaxation state, automobile
In neutral position state；If clutch I is in impaction state, clutch II is in relaxation state,
Then first order driven gear I is in connection status, first order driven tooth with driven gear shaft I
Wheel II is still free gear, now driving tooth of the automobile in one grade of work, input gear axle
Wheel transmission power is to first order driven gear I, so that power is transmitted to driven gear shaft I,
Gear and then transmission power on gear shaft is to output gear, and output gear drives differential mechanism fortune
Dynamic, the power on differential mechanism passes to semiaxis, and final transmission power drives garage to wheel
Sail；Similarly, if clutch II is in impaction state, clutch I is in relaxation state, then
First order driven gear II is in connection status with driven gear shaft II, and now automobile is at two grades
Work.
Claims (4)
1. electric powered motor drive device, it is characterised in that：Including motor (1), electricity
Machine hollow gear shaft (2), major semiaxis (3), input gear axle (4), clutch I (5),
First order driven gear I (6), driven gear shaft I (7), semi-minor axis (8), differential
It is device (9), second level driving gear (10), first order driven gear II (11), driven
Gear shaft II (12), clutch II (13) and output gear (14).
The input gear axle (4) is the hollow multi-diameter shaft with splined shaft section, passes through spline
Couple with motor hollow gear shaft (2)；There is gear shaft on the input gear axle (4)
Section, the gear on the gear shaft part is driving gear, with first order driven gear I (6) with
And second level driving gear (10) is meshed；The first order driven gear I (6) and
Second level driving gear (10) is free gear, first order driven gear I (6) with from
Coupled between movable gear shaft I (7) by needle bearing, second level driving gear (10) with from
Coupled between movable gear shaft II (12) by needle bearing；On the driven gear shaft I (7)
Provided with gear shaft part, the gear on the gear shaft part is engaged with output gear (14)；It is described
Output gear (14) wheel hub is provided with bolt hole；Differential mechanism (9) planet carrier is provided with
Bolt hole；The differential mechanism (9) and output gear (14) are connected by bolts；It is described short
Semiaxis (8) and major semiaxis (3) are one end and coupled by spline with differential mechanism, the other end
Couple wheel.
2. electric powered motor drive device according to claim 1, it is characterised in that：
The first order driven gear I (6) is with first order driven gear II (11) all with inputting tooth
Driving gear engagement on wheel shaft (4), and relative semiaxis is in symmetrical structure arrangement.
3. electric powered motor drive device according to claim 1, it is characterised in that：
The motor hollow gear shaft (2) is in concentric arrangement with major semiaxis (3)；The motor
(1) it is that hollow shaft motor, i.e. motor gear axle (2) are hollow shaft.
4. electric powered motor drive device according to claim 1, it is characterised in that：
The flower keyboard of the clutch I (5) is nibbled with the spline on first order driven gear I (6)
Close, the flower keyboard of clutch II (13) joins with the spline of first order driven gear II (11)
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610006505.8A CN106941294B (en) | 2016-01-04 | 2016-01-04 | Electric powered motor driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610006505.8A CN106941294B (en) | 2016-01-04 | 2016-01-04 | Electric powered motor driving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106941294A true CN106941294A (en) | 2017-07-11 |
| CN106941294B CN106941294B (en) | 2019-03-22 |
Family
ID=59469559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610006505.8A Active CN106941294B (en) | 2016-01-04 | 2016-01-04 | Electric powered motor driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106941294B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365426A (en) * | 2020-03-18 | 2020-07-03 | 吉泰车辆技术（苏州）有限公司 | Electric drive four-gear speed changer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532552A (en) * | 2008-03-11 | 2009-09-16 | 杨庆民 | Parallel shaft-type automatic gearbox series |
| CN103332108A (en) * | 2013-07-18 | 2013-10-02 | 合肥工业大学 | Two-gear power transmission system for BEV integrated planetary gear train |
| CN104377881A (en) * | 2014-11-14 | 2015-02-25 | 中国第一汽车股份有限公司 | Integrated driving device for new energy vehicle |
| CN104648115A (en) * | 2015-03-07 | 2015-05-27 | 合肥工业大学 | Two-shift variable speed drive system of plug-in type hybrid vehicle with integrated single-driving motor |
-
2016
- 2016-01-04 CN CN201610006505.8A patent/CN106941294B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532552A (en) * | 2008-03-11 | 2009-09-16 | 杨庆民 | Parallel shaft-type automatic gearbox series |
| CN103332108A (en) * | 2013-07-18 | 2013-10-02 | 合肥工业大学 | Two-gear power transmission system for BEV integrated planetary gear train |
| CN104377881A (en) * | 2014-11-14 | 2015-02-25 | 中国第一汽车股份有限公司 | Integrated driving device for new energy vehicle |
| CN104648115A (en) * | 2015-03-07 | 2015-05-27 | 合肥工业大学 | Two-shift variable speed drive system of plug-in type hybrid vehicle with integrated single-driving motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365426A (en) * | 2020-03-18 | 2020-07-03 | 吉泰车辆技术（苏州）有限公司 | Electric drive four-gear speed changer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106941294B (en) | 2019-03-22 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190624 Address after: 400044 No. 174 Sha Jie street, Shapingba District, Chongqing Patentee after: Chongqing University Address before: 400044 College of Mechanical Engineering, District A, Chongqing University, 174 Shazhengjie, Shapingba District, Chongqing Co-patentee before: Li Congbo Patentee before: Hu Jie |
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| TR01 | Transfer of patent right |