CN106678292A - Double-motor driving system - Google Patents
Double-motor driving system Download PDFInfo
- Publication number
- CN106678292A CN106678292A CN201710160795.6A CN201710160795A CN106678292A CN 106678292 A CN106678292 A CN 106678292A CN 201710160795 A CN201710160795 A CN 201710160795A CN 106678292 A CN106678292 A CN 106678292A
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- Prior art keywords
- gear
- jackshaft
- motor
- output
- shaft
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- 230000007935 neutral effect Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 5
- 239000004744 fabric Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/12—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with means for synchronisation not incorporated in the clutches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/26—Generation or transmission of movements for final actuating mechanisms
- F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
- F16H61/32—Electric motors actuators or related electrical control means therefor
- F16H2061/326—Actuators for range selection, i.e. actuators for controlling the range selector or the manual range valve in the transmission
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention provides a double-motor driving system. By means of the double-motor driving system, power of an electric automobile can be controlled at various gears to be output and controlled in a combined manner, and the driving torque is intelligently selected; the motor driving torque and the gear position of a gearbox are selected according to an actual automobile, a motor is made to be located in a most efficient area all the time; and power compensation is performed in the gear shifting process, power interruption is avoided, the arrangement space is saved for the whole system, and reasonable arrangement is convenient. The double-motor driving system comprises a first motor and a second motor; the first motor is arranged at one end of the second motor; a second power output shaft of the second motor is a hollow shaft; a first power output shaft of the first motor penetrates the second power output shaft and then protrudes out of the other end of the second motor; a first input gear is fixedly arranged at the tail end of the first power output shaft; a second input gear is fixedly arranged at the tail end of the second power output shaft; and the two sides of the first input gear are each engaged and connected with a first intermediate shaft constant-engagement gear.
Description
Technical field
The present invention relates to the technical field of new-energy automobile, specially a kind of dual-motor drive system.
Background technology
With the continuous improvement of the fast-developing and living standards of the people of China's economic construction, the car ownership of China
It is being continuously increased, so as to bring huge pressure to china natural resources, environment.As important industrial chemicals --- oil, there is half
Above is as the fuel of motor vehicle, therefore exploitation energy-saving vehicle and the use of alternative energy source is slow down current Pressure on Energy main
Approach.
Turn into the trend of main flow as new-energy automobile using pure electric power energy, but existing electric automobile passes through motor
During driving moment, its numbers of gear steps is limited so that the driver comfort of vehicle is not enough；Additionally, in shift process, in there is power
It is disconnected, and motor is in heavy-duty service state；And when there is bi-motor, the arrangement of bi-motor, power transmission take substantial amounts of
Space, is unfavorable for rationally arrangement.
The content of the invention
Regarding to the issue above, the invention provides a kind of dual-motor drive system, it causes that the power of electric automobile can be with
Multi gear controlled output, combination control, intelligent selection driving moment；And motor driving moment and gearbox shelves are selected according to real vehicle
Position, makes motor be in most high efficient district all the time；Shift process power compensation, does not have power interruption, and whole system is saved cloth and is empty
Between, convenient and reasonable arrangement.
A kind of dual-motor drive system, it is characterised in that：It includes the first motor, the second motor, the first motor cloth
It is placed in one end of second motor；Second power output shaft of second motor is quill shaft, the of first motor
One power output shaft externally protrudes out in the other end of second motor after second power output shaft, and first power is defeated
Go out the tip of the axis and be fixed with the first input gear, the second power output the tip of the axis is fixed with the second input gear, described
The both sides of the first input gear are engaged be connected with the first jackshaft constant mesh gear respectively, the first jackshaft constant mesh gear
The first jackshaft in correspondence position is set with, two first jackshafts are arranged in parallel in the horizontal plane, described in two
Corresponding secondary gear of intermediate shaft, jackshaft fourth gear are respectively installed with first jackshaft, second input gear
Both sides are engaged be connected with the second jackshaft constant mesh gear respectively, and the second jackshaft constant mesh gear is set with correspondence
Second jackshaft of position, two second jackshafts are arranged in parallel in the horizontal plane, divide on two second jackshafts
The shelves gear of corresponding jackshaft one, third-speed gear of intermediate shaft are not set with；It also includes main output shaft, is covered on the main output shaft
Equipped with the first gearshift, the second gearshift, the both sides input of first gearshift is respectively arranged with two grades of output
Gear, output fourth gear, the both sides input of second gearshift are respectively arranged with one shelves gear of output, output third gear
Gear, the both sides of the shelves gear of the output one are engaged with the shelves gear of the jackshaft one of correspondence position, the output two respectively
The both sides of shelves gear are engaged with the secondary gear of intermediate shaft of correspondence position, the both sides difference of the output third gear respectively
The third-speed gear of intermediate shaft of correspondence position is engaged with, the both sides of the output fourth gear are engaged with correspondence position respectively
The jackshaft fourth gear, first gearshift selection neutral gear, two grades, one grade of output in fourth gear, described second changes
Retaining device selection selection neutral gear, one grade, one grade of output in third gear.
It is further characterized by：First motor, the second motor are according to automobile demand, the electricity of selection correspondence model
Machine；
The main output shaft, the first power output shaft, the second power output shaft are the structure of same central axis arrangement, and its is true
Protect power output balanced；
The output fourth gear and the first input gear of first gearshift are same gear, first jackshaft
Constant mesh gear and jackshaft fourth gear are same gear, and it ensures that total relative simplicity, arrangement are convenient；
First jackshaft, the second jackshaft positioned at homonymy are the structure of same central axis arrangement, in described first
Countershaft is quill shaft, hollow shaft segment and evagination of second jackshaft through first jackshaft；
The length direction two ends of first jackshaft are respectively installed with two grades of the first jackshaft constant mesh gear, jackshaft
Gear；
The second jackshaft constant mesh gear is set with second jackshaft on the inside of first jackshaft,
The shelves gear of jackshaft one, third-speed gear of intermediate shaft are set with second jackshaft on the outside of first jackshaft；
First gearshift, the second gearshift are preferably synchronizer structure.
After adopting the above technical scheme, the first gearshift selection neutral gear, two grades, one grade of output in fourth gear, second changes
Retaining device selection selection neutral gear, one grade, one grade of output in third gear, then can obtain nine kinds of power output moulds as shown in Figure 2
Formula, when motor drives, the first gearshift, the second gearshift gear not in neutral gear, by the rotating speed of main output end
The motor of real-time adjustment first, the rotating speed of the second motor, it is ensured that two the first corresponding gearshifts of motor, the second gearshift machines
The rotating speed of the output end of structure is consistent, it is ensured that bi-motor is combined by the gear of not synchronized ratio and drives main output shaft；It is caused
The power of electric automobile can be with multi gear controlled output, combination control, intelligent selection driving moment；And select motor to drive according to real vehicle
Kinetic moment and gearbox-gear, make motor be in most high efficient district all the time；And due to the presence of bi-motor, shift process power is mended
Repay, there is no power interruption, and because the second power output shaft of the second motor is quill shaft, the first power output of the first motor
Axle externally protrudes out in the other end of the second motor after the second power output shaft so that motor connection and reasonable arrangement, and in main output shaft
Both sides are respectively provided with the first jackshaft, the second jackshaft, so as to be shunted by double jackshaft symmetric powers, can reduce axial length
Degree so that whole system saves arrangement space, convenient and reasonable arrangement.
Brief description of the drawings
Fig. 1 is the structure schematic diagram of specific embodiment of the invention；
Fig. 2 is nine kinds of power output patterns of the invention；
Title in figure corresponding to sequence number is as follows：
First motor 1, the second motor 2, the first power output shaft 3, the second power output shaft 4, the first input gear 5,
Two input gears 6, the first jackshaft constant mesh gear 7, the first jackshaft 8, secondary gear of intermediate shaft 9, the second jackshaft are often nibbled
Close gear 10, the second jackshaft 11, the shelves gear 12 of jackshaft one, third-speed gear of intermediate shaft 13, the gearshift machine of main output shaft 14, first
Structure 15, the second gearshift 16, output intermediate gear 17, one shelves gear 18 of output, output third gear 19.
Specific embodiment
A kind of dual-motor drive system, is shown in Fig. 1：It includes the first motor 1, the second motor 2, and the first motor 1 is arranged in
One end of two motors 2；Second power output shaft 4 of the second motor 2 is quill shaft, and the first power output shaft 3 of the first motor 1 is passed through
Wear the other end that the second motor 2 is externally protruded out in after the second power output shaft 4, it is defeated that the end of the first power output shaft 3 is fixed with first
Enter gear 5, the end of the second power output shaft 4 is fixed with the second input gear 6, and the both sides of the first input wheel of tooth 5 are engaged respectively
The first jackshaft constant mesh gear 7 is connected with, the first jackshaft constant mesh gear 7 is set with the middle of the first of correspondence position
Axle 8, two first jackshafts 8 are arranged in parallel in the horizontal plane, and corresponding jackshaft is respectively installed with two first jackshafts 8
Engage respectively and be connected with the normal engaging tooth of the second jackshaft in intermediate gear 9, jackshaft fourth gear, the both sides of the second input gear 6
Wheel 10, the second jackshaft constant mesh gear 10 is set with the second jackshaft 11 in correspondence position, two second jackshafts 11
It is arranged in parallel in the horizontal plane, the shelves gear 12, jackshaft of corresponding jackshaft one is respectively installed with two second jackshafts 11
Third gear 13；It also includes main output shaft 14, and the first gearshift 15, the second gearshift are set with main output shaft 14
16, the both sides input of the first gearshift 15 is respectively arranged with output intermediate gear 17, output fourth gear, the second gearshift machine
The both sides input of structure 16 is respectively arranged with one shelves gear 18 of output, output third gear 19, exports the both sides of a shelves gear 18
The shelves gear 12 of jackshaft one of correspondence position is engaged with respectively, and the both sides for exporting intermediate gear 17 are engaged with correspondence position respectively
Secondary gear of intermediate shaft 9, the both sides for exporting third gear 19 are engaged with the third-speed gear of intermediate shaft 13 of correspondence position respectively, output
The both sides of fourth gear are engaged with the jackshaft fourth gear of correspondence position respectively, the selection of the first gearshift 15 neutral gear, two grades,
One grade in fourth gear output, the selection selection of the second gearshift 16 neutral gear, one grade, one grade of output in third gear.First motor 1,
Second motor 2 is according to automobile demand, the motor of selection correspondence model.
Specific embodiment, see Fig. 1, main output shaft 14, the first power output shaft 3, the second power output shaft 4 are same central shaft
The structure of line arrangement, it ensures that power output is balanced；
The output fourth gear of the first gearshift 12 and the first input gear 5 are same gear, and the first jackshaft is often nibbled
It is same gear to close gear 7 and jackshaft fourth gear, and it ensures that total relative simplicity, arrangement are convenient；
The first jackshaft 8, the second jackshaft 11 positioned at homonymy are the structure of same central axis arrangement, the first jackshaft 8
It is quill shaft, hollow shaft segment and evagination of second jackshaft 11 through the first jackshaft 8；
The length direction two ends of the first jackshaft 8 are respectively installed with the first jackshaft constant mesh gear 7, two grades of teeth of jackshaft
Wheel 9；
Positioned at the inner side of the first jackshaft 8 the second jackshaft 11 on be set with the second jackshaft constant mesh gear 10, position
The shelves gear 12 of jackshaft one, third-speed gear of intermediate shaft 13 are set with the second jackshaft 11 on the outside of the first jackshaft 8；
First gearshift 15, the second gearshift 16 are preferably synchronizer structure.
In specific embodiment, do not drawn completely through the bearing of quill shaft and supporting structure, the bearing of all kinds of axles of installation
Go out, it is existing mature structure, be not belonging to the protection main points of this case, therefore repeat no more.
Its operation principle is as follows：The selection of first gearshift 15 neutral gear, two grades, any shelves output in fourth gear, second changes
The selection selection of retaining device 16 neutral gear, one grade, any shelves output in third gear, then can obtain nine kinds of power as shown in Figure 2 defeated
Exit pattern, when motor drives, the first gearshift 15, the gear of the second gearshift 16 not in neutral gear, by main output
Rotating speed real-time adjustment the first motor 1, the rotating speed of the second motor 2 at end 14, it is ensured that two first corresponding gearshift machines of motor
Structure 15, the rotating speed of the output end of the second gearshift 16 are consistent, it is ensured that bi-motor is combined by the gear of not synchronized ratio and driven
Dynamic main output shaft 14；It causes that the power of electric automobile can be with multi gear controlled output, combination control, intelligent selection driving moment；
And motor driving moment and gearbox-gear are selected according to real vehicle, motor is in most high efficient district all the time；And due to bi-motor
Presence, shift process power compensation do not have power interruption；And because the second power output shaft 4 of the second motor 2 is hollow
Axle, the first power output shaft 3 of the first motor 1 externally protrudes out in the other end of the second motor 2 after the second power output shaft 4, the
The output fourth gear of one gearshift 12 and the first input gear 5 are same gear, and the first jackshaft constant mesh gear 7 is with
Countershaft fourth gear is same gear, and the first jackshaft 8, the second jackshaft 11 positioned at homonymy are the knot of same central axis arrangement
Structure, the first jackshaft 8 is quill shaft, and through the hollow shaft segment and evagination of the first jackshaft 8, it ensures the second jackshaft 11
Total relative simplicity, arrangement are convenient, and it causes that whole system saves arrangement space, convenient and reasonable arrangement.
Specific embodiment of the invention has been described in detail above, but content is only the preferable implementation of the invention
Example, it is impossible to be considered as the practical range for limiting the invention.All impartial changes made according to the invention application range
Change and improve etc., all should still belong within this patent covering scope.
Claims (8)
1. a kind of dual-motor drive system, it is characterised in that：It includes the first motor, the second motor, the first motor arrangement
In one end of second motor；Second power output shaft of second motor is quill shaft, the first of first motor
Power output shaft externally protrudes out in the other end of second motor, first power output after second power output shaft
The tip of the axis is fixed with the first input gear, and the second power output the tip of the axis is fixed with the second input gear, described
The both sides of one input gear are engaged be connected with the first jackshaft constant mesh gear respectively, the first jackshaft constant mesh gear point
The first jackshaft of correspondence position is not set in, and two first jackshafts are arranged in parallel in the horizontal plane, two described
Corresponding secondary gear of intermediate shaft, jackshaft fourth gear, the two of second input gear are respectively installed with one jackshaft
Side is engaged be connected with the second jackshaft constant mesh gear respectively, and the second jackshaft constant mesh gear is set with correspondence position
The second jackshaft put, two second jackshafts are arranged in parallel in the horizontal plane, on two second jackshafts respectively
It is set with the shelves gear of corresponding jackshaft one, third-speed gear of intermediate shaft；It also includes main output shaft, is set with the main output shaft
The both sides input for having the first gearshift, the second gearshift, first gearshift is respectively arranged with two grades of teeth of output
Wheel, output fourth gear, the both sides input of second gearshift are respectively arranged with one shelves gear of output, output third gear tooth
Wheel, the both sides of one shelves gear of the output are engaged with the shelves gear of the jackshaft one of correspondence position, two grades of the output respectively
The both sides of gear are engaged with the secondary gear of intermediate shaft of correspondence position respectively, and the both sides of the output third gear are nibbled respectively
Conjunction has the third-speed gear of intermediate shaft of correspondence position, and the both sides of the output fourth gear are engaged with the institute of correspondence position respectively
State jackshaft fourth gear, the first gearshift selection neutral gear, two grades, one grade of output in fourth gear, second gearshift
Mechanism selection selection neutral gear, one grade, one grade of output in third gear.
2. a kind of dual-motor drive system as claimed in claim 1, it is characterised in that：First motor, the second motor root
According to automobile demand, the motor of selection correspondence model.
3. a kind of dual-motor drive system as claimed in claim 1, it is characterised in that：The main output shaft, the first power are defeated
Shaft, the second power output shaft are the structure of same central axis arrangement.
4. a kind of dual-motor drive system as claimed in claim 3, it is characterised in that：The output four of first gearshift
Shelves gear and the first input gear are same gear, and the first jackshaft constant mesh gear and jackshaft fourth gear are same
Gear.
5. a kind of dual-motor drive system as claimed in claim 1, it is characterised in that：In the middle of described the first of homonymy
Axle, the second jackshaft are the structure of same central axis arrangement, and first jackshaft is quill shaft, and second jackshaft runs through
The hollow shaft segment and evagination of first jackshaft.
6. a kind of dual-motor drive system as claimed in claim 5, it is characterised in that：The length direction of first jackshaft
Two ends are respectively installed with the first jackshaft constant mesh gear, secondary gear of intermediate shaft.
7. a kind of dual-motor drive system as claimed in claim 5, it is characterised in that：On the inside of first jackshaft
The second jackshaft constant mesh gear is set with second jackshaft, on the outside of first jackshaft described second
The shelves gear of jackshaft one, third-speed gear of intermediate shaft are set with jackshaft.
8. a kind of dual-motor drive system as claimed in claim 1, it is characterised in that：First gearshift, second are changed
Retaining device is synchronizer structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710160795.6A CN106678292A (en) | 2017-03-17 | 2017-03-17 | Double-motor driving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710160795.6A CN106678292A (en) | 2017-03-17 | 2017-03-17 | Double-motor driving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106678292A true CN106678292A (en) | 2017-05-17 |
Family
ID=58826340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710160795.6A Pending CN106678292A (en) | 2017-03-17 | 2017-03-17 | Double-motor driving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106678292A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559389A (en) * | 2017-08-30 | 2018-01-09 | 綦江齿轮传动有限公司 | Parallel Dual-motors Driving transmission assembly |
| CN109795308A (en) * | 2019-03-12 | 2019-05-24 | 北京理工大学 | A kind of commercial vehicle single mode fourth gear power dividing hybrid transmissions |
| CN110594408A (en) * | 2018-06-13 | 2019-12-20 | 上海汽车集团股份有限公司 | Vehicle, power transmission system, gear shifting actuating mechanism and gear shifting method thereof |
| CN110966398A (en) * | 2019-12-31 | 2020-04-07 | 苏州绿控传动科技股份有限公司 | Coaxial dual-input control method and corresponding gearbox arrangement structure |
| CN112810423A (en) * | 2019-11-15 | 2021-05-18 | 郑州宇通客车股份有限公司 | Dual-motor power system and electric vehicle |
| CN113650488A (en) * | 2021-08-20 | 2021-11-16 | 北方汤臣传动科技有限公司 | Transmission system with double-motor power coupling function |
| CN113653773A (en) * | 2021-08-17 | 2021-11-16 | 北方汤臣传动科技有限公司 | Transmission system of gearbox |
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| CN206860785U (en) * | 2017-03-17 | 2018-01-09 | 苏州绿控传动科技有限公司 | A kind of dual-motor drive system |
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| CN102588526A (en) * | 2011-01-17 | 2012-07-18 | 北汽福田汽车股份有限公司 | Automatic four-gear transmission of electric motor |
| CN202914642U (en) * | 2012-10-29 | 2013-05-01 | 陕西法士特齿轮有限责任公司 | Speed changer with double counter shafts |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559389A (en) * | 2017-08-30 | 2018-01-09 | 綦江齿轮传动有限公司 | Parallel Dual-motors Driving transmission assembly |
| CN110594408A (en) * | 2018-06-13 | 2019-12-20 | 上海汽车集团股份有限公司 | Vehicle, power transmission system, gear shifting actuating mechanism and gear shifting method thereof |
| CN109795308A (en) * | 2019-03-12 | 2019-05-24 | 北京理工大学 | A kind of commercial vehicle single mode fourth gear power dividing hybrid transmissions |
| CN112810423A (en) * | 2019-11-15 | 2021-05-18 | 郑州宇通客车股份有限公司 | Dual-motor power system and electric vehicle |
| CN110966398A (en) * | 2019-12-31 | 2020-04-07 | 苏州绿控传动科技股份有限公司 | Coaxial dual-input control method and corresponding gearbox arrangement structure |
| CN113653773A (en) * | 2021-08-17 | 2021-11-16 | 北方汤臣传动科技有限公司 | Transmission system of gearbox |
| CN113650488A (en) * | 2021-08-20 | 2021-11-16 | 北方汤臣传动科技有限公司 | Transmission system with double-motor power coupling function |
| CN113650488B (en) * | 2021-08-20 | 2023-11-21 | 北方汤臣传动科技有限公司 | Transmission system with double-motor power coupling function |
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Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |