CN106941294B - Electric powered motor driving device - Google Patents
Electric powered motor driving device Download PDFInfo
- Publication number
- CN106941294B CN106941294B CN201610006505.8A CN201610006505A CN106941294B CN 106941294 B CN106941294 B CN 106941294B CN 201610006505 A CN201610006505 A CN 201610006505A CN 106941294 B CN106941294 B CN 106941294B
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- Prior art keywords
- gear
- shaft
- motor
- driven gear
- hollow
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Classifications
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- 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
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- 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
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- 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 driving 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 linked together with differential mechanism, two semiaxis are linked by spline and differential mechanism, semi-minor axis is directly connected with wheel, and the hollow gear shaft that major semiaxis passes through motor couples wheel.Electric car integration driving power assembly provided by the present invention can effectively reduce the rigging error between volume and each component, and regulating system vibration characteristics improves drive system efficiency.
Description
Technical field
The present invention relates to a kind of electric vehicle core power drive systems, drive and fill more particularly to a kind of electric powered motor
It sets.
Background technique
The power assembly of electric car is the core of entire electric vehicle, and existing power assembly structure is mostly to connect motor
The centre offset structure on drive axle is connected to by reduction gearbox again on transmission shaft, not only installation is inconvenient, it is taken up too much space,
And cantilever arrangement is mostly used easily to cause system vibration, resonance is formed, transmission efficiency is reduced, influences the balance of vehicle.
Summary of the invention
Electric powered motor driving device proposed by the present invention can effectively reduce the mistake of the assembly between volume and each component
Difference, regulating system vibration characteristics improve drive system efficiency；And integral structure ensure that radial equilibrium, output and input
On same axis, it is laid out convenient for vehicle, improves bearing capacity.
For this purpose, the present invention is realized by following two technical solution.Technical solution one is a kind of motor in electric automobile speed change
Device integration drives power assembly；Technical solution two is a kind of reducer integrated driving power assembly of motor in electric automobile.
Technical solution one:
A kind of speed changer of electric automobile motor integration driving power assembly, using parallel axle construction, bearing capacity is smaller,
Suitable for being lightly loaded vehicle.
Electric powered motor driving device, it is characterised in that: including motor 1, motor hollow gear shaft 2, major semiaxis 3, defeated
Enter gear shaft 4, clutch I5, first order driven gear I6, driven gear shaft I7, semi-minor axis 8, differential mechanism 9, second level driving tooth
Wheel 10, first order driven gear II11, driven gear shaft II12, clutch II13 and output gear 14.
The input gear axle 4 is the hollow multi-diameter shaft with splined shaft section, passes through spline and motor hollow gear shaft 2
It connects.
There is gear shaft part in the input gear axle 4, the gear on the gear shaft part is driving gear, with the first order from
Moving gear I6 and first order driven gear II (11) are meshed.
The first order driven gear I6 and first order driven gear II (11) is free gear, first order driven tooth
Wheel I6 is coupled between driven gear shaft I7 by needle bearing, passes through rolling between second level driving gear 10 and driven gear shaft II12
Needle bearing connection.
The driven gear shaft I7 is equipped with gear shaft part, and the gear on the gear shaft part is engaged with output gear 14.
14 wheel hub of output gear is equipped with bolt hole.
9 planet carrier of differential mechanism is equipped 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 that one end is coupled by spline with differential mechanism, and the other end couples wheel.
Further, the first order driven gear I6 and first order driven gear II11 all with the master in input gear axle 4
Moving gear engagement, and opposite semiaxis is arranged in symmetrical structure.
Further, the motor hollow gear shaft 2 and major semiaxis 3 are in concentric arrangement；The motor 1 is hollow shaft electricity
Machine, i.e. motor gear axis 2 are hollow shaft.
Further, the spline engagement on the flower keyboard of the clutch I5 and first order driven gear I6, clutch II13
Flower keyboard couple with the spline of first order driven gear II11.
Technical solution two:
A kind of reducer integrated driving power device of electric car parallel axes symmetrical motor, it is characterised in that: including
Semi-minor axis 8, differential mechanism 9, output gear 14, driven gear shaft I7, first order driven gear I6, input gear axle 4, major semiaxis 3,
Motor hollow gear shaft 2 and motor 1；
The input gear axle 4 is the hollow multi-diameter shaft with splined shaft section, passes through spline and motor hollow gear shaft 2
It connects；
There is gear shaft part in the input gear axle 4, the gear on the gear shaft part is driving gear, with the first order from
Moving gear I6 is meshed；
The driven gear shaft I7 is equipped with gear shaft part, and the gear on the gear shaft part is engaged with output gear 14；
14 wheel hub of output gear is equipped with bolt hole；
9 planet carrier of differential mechanism is equipped 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 that one end is coupled by spline with differential mechanism, and the other end couples wheel；
Further, the first order driven gear I6 and first order driven gear II11 all with the master in input gear axle 4
Moving gear engagement, and arranged in symmetrical structure.
Further, 1 splined shaft of motor and major semiaxis 3 are in concentric arrangement；The motor 1 is hollow shaft motor, i.e.,
Motor gear axis 2 is hollow shaft.
The invention has the advantages that and good effect:
(1) electric car driving power assembly can be effective by motor, speed changer and being made of one of differential mechanism integrated mechanism
Reduce the rigging error between volume and each component.
(2) electric car integration driving power assembly using radial symmetric formula arrange, transmission balanced radial force, two sides from
Moving gear plays the role of dynamic branch, so that integrally-built bearing capacity improves, while regulating system vibration characteristics, reduces
Resonance, improves the transmission efficiency of system.
(3) electric car driving power assembly quality is axially symmetric, mass center gravitational equilibrium, and input and output are coaxially laid out
So that inertia force is unloaded along wheel ground, reduces power assembly to the dynamic loading of crossbeam, concentrates headstock gravity to vehicle middle part,
Be conducive to the validity of brake.
Detailed description of the invention
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 retarder drives power assembly；
In figure: motor 1, motor hollow gear shaft 2, major semiaxis 3, input gear axle 4, clutch I5, first order driven tooth
Take turns I6, driven gear shaft I7, semi-minor axis 8, differential mechanism 9, second level driving gear 10, first order driven gear II11, driven tooth
Wheel shaft II12, clutch II13 and output gear 14.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, but should not be construed the above-mentioned theme of the present invention
Range is only limitted to following embodiments.Without departing from the idea case in the present invention described above, known according to ordinary skill
Knowledge and customary means, make various replacements and change, should all include within the scope of the present invention.
Technical solution one:
A kind of speed changer of electric automobile motor integration driving power assembly, it is characterised in that: empty including motor 1, motor
Heart gear shaft 2, major semiaxis 3, input gear axle 4, clutch I5, first order driven gear I6, driven gear shaft I7, semi-minor axis 8,
Differential mechanism 9, second level driving gear 10, first order driven gear II11, driven gear shaft II12, clutch II13 and output gear
Wheel 14.
The input gear axle 4 is the hollow multi-diameter shaft with splined shaft section, passes through spline and motor hollow gear shaft 2
It connects.
There is gear shaft part in the input gear axle 4, the gear on the gear shaft part is driving gear, with the first order from
Moving gear I6 and first order driven gear II (11) are meshed.
The first order driven gear I6 and first order driven gear II (11) is free gear, first order driven tooth
Wheel I6 is coupled between driven gear shaft I7 by needle bearing, passes through rolling between second level driving gear 10 and driven gear shaft II12
Needle bearing connection.
The driven gear shaft I7 is equipped with gear shaft part, and the gear on the gear shaft part is engaged with output gear 14.
14 wheel hub of output gear is equipped with bolt hole.
9 planet carrier of differential mechanism is equipped 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 that one end is coupled by spline with differential mechanism, and the other end couples wheel.
Further, the first order driven gear I6 and first order driven gear II11 all with the master in input gear axle 4
Moving gear engagement, and opposite semiaxis is arranged in symmetrical structure.
Further, the motor hollow gear shaft 2 and major semiaxis 3 are in concentric arrangement；The motor 1 is hollow shaft electricity
Machine, i.e. motor gear axis 2 are hollow shaft.
Further, the spline engagement on the flower keyboard of the clutch I5 and first order driven gear I6, clutch II13
Flower keyboard couple with the spline of first order driven gear II11.
Technical solution 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
Device 9, output gear 14, driven gear shaft I7, first order driven gear I6, input gear axle 4, major semiaxis 3, motor hollow wheel gear
Axis 2 and motor 1；
The input gear axle 4 is the hollow multi-diameter shaft with splined shaft section, passes through spline and motor hollow gear shaft 2
It connects；
There is gear shaft part in the input gear axle 4, the gear on the gear shaft part is driving gear, with the first order from
Moving gear I6 is meshed；
The driven gear shaft I7 is equipped with gear shaft part, and the gear on the gear shaft part is engaged with output gear 14；
14 wheel hub of output gear is equipped with bolt hole；
9 planet carrier of differential mechanism is equipped 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 that one end is coupled by spline with differential mechanism, and the other end couples wheel；
Further, the first order driven gear I6 and first order driven gear II11 all with the master in input gear axle 4
Moving gear engagement, and arranged in symmetrical structure.
Further, 1 splined shaft of motor and major semiaxis 3 are in concentric arrangement；The motor 1 is hollow shaft motor, i.e.,
Motor gear axis 2 is hollow shaft.
The course of work of the invention:
The course of work of motor transmission integrated mechanism is that the hollow gear shaft of motor transmits power to defeated by spline
Enter gear shaft, when two clutches are all in relaxation state, automobile is in neutral position state；If clutch I is in impaction state,
Clutch II is in relaxation state, then first order driven gear I and driven gear shaft I are in connection status, first order driven tooth
Taking turns II is still free gear, and automobile works at one grade at this time, the driving gear transmitting power in input gear axle to the first order from
Moving gear I, so that transmitting power gives driven gear shaft I, the gear on gear shaft transmits power to output gear, output gear in turn
Wheel belt moves differential mechanism movement, and the power on differential mechanism passes to semiaxis, and the final power that transmits gives wheel drive running car；Together
Reason, if clutch II is in impaction state, clutch I is in relaxation state, then first order driven gear II and driven gear shaft
II is in connection status, and automobile works at two grades at this time.
Claims (4)
1. electric powered motor driving device, 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
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, is joined by spline and motor hollow gear shaft (2)
It connects；There is gear shaft part, the gear on the gear shaft part is driving gear, driven with the first order on the input gear axle (4)
Gear I (6) and first order driven gear II (11) are meshed；The first order driven gear I (6) and first order driven tooth
Taking turns II (11) is free gear, is coupled between first order driven gear I (6) and driven gear shaft I (7) by needle bearing, the
Second level driving gear (10) is coupled between driven gear shaft II (12) by needle bearing；The driven gear shaft I (7) is equipped with
Gear shaft part, the gear on the gear shaft part are engaged with output gear (14)；Output gear (14) wheel hub is equipped with bolt
Hole；Differential mechanism (9) planet carrier is equipped with bolt hole；The differential mechanism (9) and output gear (14) are connected by bolts；Institute
It states semi-minor axis (8) and major semiaxis (3) is that one end is coupled by spline with differential mechanism, the other end couples wheel.
2. electric powered motor driving device according to claim 1, it is characterised in that: the first order driven gear I
(6) it is all engaged with the driving gear on input gear axle (4) with first order driven gear II (11), and opposite semiaxis is in symmetrical junction
Structure arrangement.
3. electric powered motor driving device according to claim 1, it is characterised in that: the motor hollow gear shaft
It (2) is in concentric arrangement with major semiaxis (3)；The motor (1) is hollow shaft motor, i.e., motor gear axis (2) is hollow shaft.
4. electric powered motor driving device according to claim 1, it is characterised in that: the spline of the clutch I (5)
Spline engagement on disk and first order driven gear I (6), the flower keyboard and first order driven gear II (11) of clutch II (13)
Spline connection.
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 CN106941294A (en) | 2017-07-11 |
| CN106941294B true 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) |
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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106941294A (en) | 2017-07-11 |
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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 |