CN106949203A - A kind of bi-motor planetary transmission - Google Patents
A kind of bi-motor planetary transmission Download PDFInfo
- Publication number
- CN106949203A CN106949203A CN201710228563.XA CN201710228563A CN106949203A CN 106949203 A CN106949203 A CN 106949203A CN 201710228563 A CN201710228563 A CN 201710228563A CN 106949203 A CN106949203 A CN 106949203A
- Authority
- CN
- China
- Prior art keywords
- motor
- input shaft
- gear
- planetary transmission
- transmission according
- 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.)
- Pending
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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
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/72—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously
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- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- 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
- F16H61/04—Smoothing ratio shift
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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
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- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
A kind of bi-motor planetary transmission, including：First motor, the first input shaft, sun gear, planetary gear set, planet carrier, gear ring, the second input shaft and the second motor, first motor connection is in first input shaft, first input shaft is connected to the sun gear, the sun gear is matched with the planetary gear set, the planetary gear set is engaged in the gear ring, the gear ring is connected to second input shaft, and second input shaft is matched with second motor, and the planet carrier is matched with the planetary gear set.
Description
Technical field
The present invention relates to automobile gearbox drive technology field, and in particular to a kind of bi-motor planetary transmission.
Background technology
21st century, Chinese Government proposed the Industry Development Policy for encouraging development small displacement energy-efficient automobile, pure electronic
Car is the important means for realizing this target.Current pure electric vehicle transmission system is generally using single motor, power meeting during gear shift
Interrupt, gearshift efficiency is low.Because using single electric system, motor is difficult to be operated always in high efficient district, so as to easily cause electric energy
Waste.
For example, Application No. 201010188764.X Chinese invention patent document discloses a kind of gear shafts of gearbox
Arrangement, an including input shaft, the first output shaft parallel to the input shaft and positioned at the input shaft both sides and the
It is fixed with two output shafts, the input shaft on driving gear, the output shaft and is set with driven gear, on the output shaft
It is additionally provided with the engagement device being engaged with the driven gear, it is characterised in that：Be set with first output shaft third gear from
The second engagement device is additionally provided with moving gear, fourth gear driven gear and back gear, first output shaft and the first master subtracts master
First speed driven gear, two grades of driven gears, five grades of driven gears and six grades are set with moving gear, second output shaft driven
It is additionally provided with the first engagement device and the 3rd engagement device, the input shaft and is installed with gear, second output shaft
One grade of driving gear, two third speed drive gears, fourth gear driving gear, five grades of driving gears and six grades of driving gears, described one grade
Driven gear is engaged with one grade of driving gear, two grades of driven gears and the third gear driven gear and two third gear
Driving gear is engaged, and the fourth gear driven gear is engaged with the fourth gear driving gear, five grades of driven gears and described five
Shelves driving gear engagement, six grades of driven gears are engaged with six grades of driving gears, and first engagement device is arranged in
On the second output shaft between first speed driven gear and two grades of driven gears, second engagement device is arranged in third gear driven tooth
On the first output shaft between wheel and five grades of driving gears, the 3rd engagement device is arranged in six grades of driven gears and fourth gear master
On the second output shaft between moving gear.
The patent is by using single input axle input power, the skill of power interruption when the input of single input axle power has gearshift
Art problem.
There is drawbacks described above in the arrangement of gear shafts of gearbox of the prior art, it is difficult to adapt to speed change box technology neck
The development trend in domain and it is actually needed.In order to overcome many defects present in above-mentioned prior art, the present inventor combines for many years
Research work experience, proposes a kind of bi-motor planetary transmission.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of bi-motor planetary transmission structure, and the present invention is used
Following technical scheme：
A kind of bi-motor planetary transmission, including：First motor, the first input shaft, sun gear, planetary gear set, OK
Carrier, gear ring, the second input shaft and the second motor, first motor connection is in first input shaft, first input
Axle is connected to the sun gear, and the sun gear is matched with the planetary gear set, and the planetary gear set is engaged in the gear ring, institute
State gear ring and be connected to second input shaft, second input shaft is matched with second motor, and the planet carrier is matched with
The planetary gear set.
Further, the gearbox includes the one-way clutch for being connected to second input shaft, and the gear ring passes through
The one-way clutch is connected to second input shaft.
Further, first motor connection is in the battery of vehicle body.
Further, the bi-motor planetary transmission includes speed control unit and braking control device, described
First motor connection is in the speed control unit and braking control device；Second motor is also connected to the speed control
Device and braking control device.
Further, the one-way clutch is roller-type overrunning clutch or free wheeling sprag clutch.
Further, the bi-motor planetary transmission is connected to entire car controller.
Further, the speed control unit is the accelerator pedal of automobile.
Further, the braking control device is the brake pedal of automobile.
Further, the bi-motor planetary transmission includes speed probe, and the speed probe is arranged on
On the planet carrier, the speed probe is connected to the entire car controller.
Further, the accelerator pedal is connected to the entire car controller.
Compared with prior art, superior effect of the invention is：
1st, bi-motor planetary transmission of the present invention, by being equipped with the first motor and the second motor, makes
Bi-motor planetary transmission in the present invention realizes that power is not interrupted in shift process, and can effectively raise gearshift
Efficiency.
2nd, bi-motor planetary transmission of the present invention, by setting one-way clutch, makes double in the present invention
Motor planetary speed-changing gear box can realize the one-directional rotation of gear ring.
3rd, bi-motor planetary transmission of the present invention, by by the first motor connection in the battery of vehicle body,
Enable the bi-motor planetary transmission in the present invention realize car deceleration or braking when energy regenerating.
Brief description of the drawings
Fig. 1 is the structural representation of bi-motor planetary transmission of the present invention.
Reference is as follows：
The motors of 1- first, the input shafts of 2- first, 3- sun gears, 4- planetary gear sets, 5- planet carriers, 6- gear rings, 7- second are defeated
Enter axle, the motors of 8- second, 9- one-way clutch.
Embodiment
As shown in Figure 1, a kind of bi-motor planetary transmission, including：First motor 1, the first input shaft 2, the sun
Wheel 3, planetary gear set 4, planet carrier 5, gear ring 6, the second input shaft 7 and the second motor 8, first motor 1 are connected to described the
One input shaft 2, first input shaft 2 is connected to the sun gear 3, and the sun gear 3 is matched with the planetary gear set 4, institute
State planetary gear set 4 and be engaged in the gear ring 6, the gear ring 6 is connected to second input shaft 7, and second input shaft 7 coordinates
In second motor 8, the planet carrier 5 is matched with the planetary gear set 4.
The bi-motor planetary transmission includes the one-way clutch 9 for being connected to second input shaft, the tooth
Circle 6 is connected to second input shaft 7 by the one-way clutch 9.
First motor 1 is connected to the battery of vehicle body.
The bi-motor planetary transmission includes speed control unit and braking control device, first motor 1
It is connected to the speed control unit and braking control device；Second motor 8 be also connected to the speed control unit and
Braking control device.
The one-way clutch 9 is roller-type overrunning clutch or free wheeling sprag clutch.
The bi-motor planetary transmission is also attached to entire car controller.
The speed control unit is the accelerator pedal of automobile.
The braking control device is the brake pedal of automobile.
The bi-motor planetary transmission includes speed probe, and the speed probe is arranged on the planet carrier
On 4, the speed probe is connected to the entire car controller.
The speed control unit and braking control device are connected to the entire car controller, i.e., described accelerator pedal
The entire car controller is connected to the brake pedal.
The gearbox course of work of the present invention is as follows：
First motor 1 works independently：The power of first motor 1 output is exported through sun gear 3, planetary gear set 4, planet carrier 5.
During acceleration, accelerator pedal opening degree is increased, and entire car controller receives assisted instruction, vehicle control unit controls first
Motor 1 is accelerated, and reaches the purpose that automobile accelerates.
During deceleration, brake pedal produces folding, and entire car controller receives deceleration instruction, the electricity of vehicle control unit controls first
Machine 1 is slowed down, and reaches the purpose of car deceleration.
Second motor 8 coordinates the first motor 1 to work together：When the speed of automobile has reached that the first motor 1 works independently
When maximum speed, now, driver wants the lasting opening degree for accelerating, continuing to increase accelerator pedal, vehicle control unit controls
Control the second motor 8 to start working, reach the purpose that automobile accelerates.
Energy recovery process：When car deceleration or braking, power transmission through planet carrier 5, planetary gear set 4, sun gear 3,
First input shaft 2 is recovered in the first motor 1, and the first motor 1 is transferred the energy in the battery of vehicle body.
The present invention is not limited to above-mentioned embodiment, in the case of without departing substantially from the substance of the present invention, this area skill
Any deformation that art personnel are contemplated that, improvement, replace and each fall within protection scope of the present invention.
Claims (10)
1. a kind of bi-motor planetary transmission, including：First motor, the first input shaft, sun gear, planetary gear set, planet
Frame, gear ring, the second input shaft and the second motor, it is characterised in that first motor connection is described in first input shaft
First input shaft is connected to the sun gear, and the sun gear is matched with the planetary gear set, and the planetary gear set is engaged in institute
Gear ring is stated, the gear ring is connected to second input shaft, and second input shaft is matched with second motor, the planet
Frame is matched with the planetary gear set.
2. bi-motor planetary transmission according to claim 1, it is characterised in that the gearbox includes being connected to
The one-way clutch of second input shaft, the gear ring is connected to second input shaft by the one-way clutch.
3. bi-motor planetary transmission according to claim 1, it is characterised in that first motor connection is in car
The battery of body.
4. bi-motor planetary transmission according to claim 1, it is characterised in that the bi-motor planetary gear becomes
Fast case includes speed control unit and braking control device, and first motor connection is controlled in the speed control unit and brake
Device processed；Second motor is also connected to the speed control unit and braking control device.
5. bi-motor planetary transmission according to claim 1, it is characterised in that the one-way clutch is roller
Formula one-way clutch or free wheeling sprag clutch.
6. bi-motor planetary transmission according to claim 4, it is characterised in that the bi-motor planetary gear becomes
Fast case is connected to entire car controller.
7. bi-motor planetary transmission according to claim 4, it is characterised in that the speed control unit is vapour
The accelerator pedal of car.
8. bi-motor planetary transmission according to claim 4, it is characterised in that the braking control device is vapour
The brake pedal of car.
9. bi-motor planetary transmission according to claim 6, it is characterised in that the bi-motor planetary gear becomes
Fast case includes speed probe, and the speed probe is arranged on the planet carrier, and the speed probe is connected to described
Entire car controller.
10. bi-motor planetary transmission according to claim 7, it is characterised in that the accelerator pedal is connected to
The entire car controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228563.XA CN106949203A (en) | 2017-04-10 | 2017-04-10 | A kind of bi-motor planetary transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228563.XA CN106949203A (en) | 2017-04-10 | 2017-04-10 | A kind of bi-motor planetary transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949203A true CN106949203A (en) | 2017-07-14 |
Family
ID=59475275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710228563.XA Pending CN106949203A (en) | 2017-04-10 | 2017-04-10 | A kind of bi-motor planetary transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949203A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839465A (en) * | 2017-11-06 | 2018-03-27 | 苏州亚太金属有限公司 | A kind of hybrid power system that unpowered switching out of stock can be achieved |
| CN108730435A (en) * | 2018-08-03 | 2018-11-02 | 重庆瑞阳科技股份有限公司 | The double dynamical infinitely variable transmission of electric vehicle |
| CN115355284A (en) * | 2022-10-19 | 2022-11-18 | 河南蒲瑞精密机械有限公司 | Planetary reducer for hoisting equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555791A (en) * | 2012-02-03 | 2012-07-11 | 北京理工大学 | Electric vehicle, double-motor coupling speed change gear thereof and control system of double-motor coupling speed change gear |
| CN104015600A (en) * | 2014-06-12 | 2014-09-03 | 重庆大学 | Automatic speed change mechanism for dual-motor clutch-free blade electric vehicle |
| CN203864412U (en) * | 2014-06-06 | 2014-10-08 | 中国汽车技术研究中心 | Dual-motor single-planet-row pure motor automobile driving device |
| CN204845514U (en) * | 2015-07-07 | 2015-12-09 | 安徽纽恩卡自控科技有限公司 | Bi -motor hybrid automatic gearbox |
| CN105216653A (en) * | 2015-10-30 | 2016-01-06 | 福建万润新能源科技有限公司 | A kind of double-motor multi-mode power system of adjustable speed and driving method |
| CN105751881A (en) * | 2016-02-26 | 2016-07-13 | 重庆大学 | Dual-motor planetary coupling drive system |
| CN106382349A (en) * | 2016-12-07 | 2017-02-08 | 天津天海同步集团有限公司 | Double-motor compact transmission without power failure |
| CN206904157U (en) * | 2017-04-10 | 2018-01-19 | 南京越博动力***股份有限公司 | A kind of bi-motor planetary transmission |
-
2017
- 2017-04-10 CN CN201710228563.XA patent/CN106949203A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555791A (en) * | 2012-02-03 | 2012-07-11 | 北京理工大学 | Electric vehicle, double-motor coupling speed change gear thereof and control system of double-motor coupling speed change gear |
| CN203864412U (en) * | 2014-06-06 | 2014-10-08 | 中国汽车技术研究中心 | Dual-motor single-planet-row pure motor automobile driving device |
| CN104015600A (en) * | 2014-06-12 | 2014-09-03 | 重庆大学 | Automatic speed change mechanism for dual-motor clutch-free blade electric vehicle |
| CN204845514U (en) * | 2015-07-07 | 2015-12-09 | 安徽纽恩卡自控科技有限公司 | Bi -motor hybrid automatic gearbox |
| CN105216653A (en) * | 2015-10-30 | 2016-01-06 | 福建万润新能源科技有限公司 | A kind of double-motor multi-mode power system of adjustable speed and driving method |
| CN105751881A (en) * | 2016-02-26 | 2016-07-13 | 重庆大学 | Dual-motor planetary coupling drive system |
| CN106382349A (en) * | 2016-12-07 | 2017-02-08 | 天津天海同步集团有限公司 | Double-motor compact transmission without power failure |
| CN206904157U (en) * | 2017-04-10 | 2018-01-19 | 南京越博动力***股份有限公司 | A kind of bi-motor planetary transmission |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839465A (en) * | 2017-11-06 | 2018-03-27 | 苏州亚太金属有限公司 | A kind of hybrid power system that unpowered switching out of stock can be achieved |
| CN108730435A (en) * | 2018-08-03 | 2018-11-02 | 重庆瑞阳科技股份有限公司 | The double dynamical infinitely variable transmission of electric vehicle |
| CN115355284A (en) * | 2022-10-19 | 2022-11-18 | 河南蒲瑞精密机械有限公司 | Planetary reducer for hoisting equipment |
| CN115355284B (en) * | 2022-10-19 | 2023-02-28 | 河南蒲瑞精密机械有限公司 | Planetary reducer for hoisting equipment |
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