CN103867654A - Transmission special for new energy automobile - Google Patents

Transmission special for new energy automobile Download PDF

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Publication number
CN103867654A
CN103867654A CN201410135163.0A CN201410135163A CN103867654A CN 103867654 A CN103867654 A CN 103867654A CN 201410135163 A CN201410135163 A CN 201410135163A CN 103867654 A CN103867654 A CN 103867654A
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CN
China
Prior art keywords
gear
output shaft
input shaft
shaft
transmission
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.)
Granted
Application number
CN201410135163.0A
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Chinese (zh)
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CN103867654B (en
Inventor
李芳慧
黄键
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Wan Run New Energy Technology Co Ltd
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Fujian Wan Run New Energy Technology Co Ltd
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Priority to CN201410135163.0A priority Critical patent/CN103867654B/en
Publication of CN103867654A publication Critical patent/CN103867654A/en
Application granted granted Critical
Publication of CN103867654B publication Critical patent/CN103867654B/en
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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
    • 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
    • F16H3/085—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 more than one output shaft
    • 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
    • F16H3/087—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 characterised by the disposition of the gears
    • F16H3/091—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 characterised by the disposition of the gears including a single countershaft
    • F16H3/0915—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 characterised by the disposition of the gears including a single countershaft with coaxial input and output shafts
    • 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
    • F16H61/70—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 specially adapted for change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Structure Of Transmissions (AREA)

Abstract

The invention relates to a transmission special for a new energy automobile. The transmission comprises an input shaft, an output shaft and a plurality of wet clutches L1 arranged between the input shaft and the output shaft, a first transmission chain is formed by the input shaft and the output shaft, the transmission further comprises a second transmission shaft parallel to the input shaft and the output shaft, the second transmission shaft comprises a second input shaft, a second output shaft and a plurality of wet clutches L2 connected between the second input shaft and the second output shaft, a gear Z1 is arranged on the input shaft, a gear Z2 is arranged on the output shaft, a gear Z3 meshed with the gear Z1 is arranged on the second input shaft, a gear Z4 meshed with the gear Z2 is arranged on the second output shaft, and therefore a second transmission chain is formed by the input shaft and the output shaft through the gear Z1, the gear Z3, the gear Z4 and the gear Z2. According to the transmission special for the new energy automobile, three-gear speed changes are achieved, the speed change range is wide, the maximum transmission ratio is large, and energy is saved.

Description

A kind of new-energy automobile dedicated transmission
Technical field
The present invention relates to a kind of new-energy automobile dedicated transmission, belong to automobile variable speed apparatus field.
Background technique
Less employing speed changer on integral new-energy passenger at present, minority adopts the maximum transmission ratio of speed changer to be also less than 3.5, and adjacent gear inter-stage velocity ratio, between 2.8-3.5, causes cannot directly driving starting under engine mode; Cause under motor mode motor starting power excessive, reduced continual mileage, cause energy waste.
Summary of the invention
In view of this, the object of this invention is to provide a kind of gearshift submissive, compact structure, can realize motor or the starting of motor monotype, the new-energy automobile dedicated transmission that power saving is fuel-efficient.
The present invention adopts following scheme to realize: a kind of new-energy automobile dedicated transmission, comprise input shaft and output shaft and be located at input shaft and output shaft between multi-sheet wet-type clutch L1, described input shaft and output shaft form the first Transmitted chains, described speed changer also comprises the second driving shaft paralleling with input shaft and output shaft, described second driving shaft comprises the second input shaft and the second output shaft and is connected in the multi-sheet wet-type clutch L2 between them, described input shaft is provided with gear Z1, output shaft is provided with gear Z2, described the second input shaft is provided with the gear Z3 being meshed with described gear Z1, the second output shaft be provided with the gear Z4 that is meshed with described gear Z2 so that input shaft through gear Z1, gear Z3, gear Z4, gear Z2 and output shaft form the second Transmitted chains.
Further, the velocity ratio of described the first Transmitted chains is 1, and the velocity ratio of described the second Transmitted chains is 2.15.
Further, described speed changer also comprises the 3rd transmission shaft paralleling with input shaft and output shaft, described the 3rd transmission shaft comprises described the 3rd input shaft and the 3rd output shaft and is connected in the multi-sheet wet-type clutch L3 between them, on described the second input shaft, be also provided with gear Z5, on the second output shaft, be also provided with gear Z6, described the 3rd input shaft is provided with the gear Z7 being meshed with gear Z5, described the 3rd output shaft be provided with the gear Z8 that is meshed with gear Z6 so that input shaft through gear Z1, gear Z3, gear Z5, gear Z7, gear Z8, gear Z6, gear Z4, gear Z2 and output shaft form the 3rd Transmitted chains.
Further, the velocity ratio of described the 3rd Transmitted chains is 4.6.
Compared with prior art, the present invention has following beneficial effect:
(1) realize three class gear shift, slewing range is large, and maximum transmission ratio is 4.6, can realize motor and directly drive separately starting under engine-driving pattern while starting; While starting, can effectively reduce the excessive breakaway starting current of drive motor under motor drive mode, extend the automobile pure electricity continual mileage that travels.
(2) adopt Multi-plate Wet Friction Clutch to realize gearshift, make the shift process speed of a motor vehicle more steady, in shift process, realized the continuous variation that can control velocity ratio, improved shift quality.
(3) while braking, wheel can rotate by drive motor, and motor, under the control of controller, transfers power generation mode to, because velocity ratio is large, makes regenerative braking better effects if, reclaims electric weight larger simultaneously.
Accompanying drawing explanation
Fig. 1 is new-energy automobile dedicated transmission application schematic diagram of the present invention;
Fig. 2 is embodiment of the present invention organigram;
Number in the figure explanation: 1-input shaft 2-output shaft 3-multi-sheet wet-type clutch L1 4-second input shaft 5-the second output shaft 6-multi-sheet wet-type clutch L2 7-gear Z1 8-gear Z2 9-gear Z3 10-gear Z4 11-the 3rd input shaft 12-the 3rd output shaft 13-multi-sheet wet-type clutch L3 14-gear Z5 15-gear Z6 16-gear Z7 17-gear Z8.
Embodiment
For making object of the present invention, technological scheme and advantage clearer, below will, by specific embodiment and relevant drawings, the present invention be described in further detail.
Be illustrated in figure 1 new-energy automobile dedicated transmission of the present invention and drive the application schematic diagram in the new-energy automobile of (or motor and motor jointly drive) at motor.
As shown in Figure 2, a kind of new-energy automobile dedicated transmission, comprise input shaft 1 and output shaft 2 and be located at input shaft 1 and output shaft 2 between multi-sheet wet-type clutch L1(3), described input shaft 1 and output shaft 2 form the first Transmitted chains, described speed changer also comprises the second driving shaft paralleling with input shaft 1 and output shaft 2, described second driving shaft comprises the second input shaft 4 and the second output shaft 5 and is connected in the multi-sheet wet-type clutch L2(6 between them), described input shaft 1 is provided with gear Z1(7), output shaft 2 is provided with gear Z2(8), described the second input shaft 4 is provided with and described gear Z1(7) the gear Z3(9 that is meshed), the second output shaft 5 is provided with and described gear Z2(8) the gear Z4 that is meshed so that input shaft 1 through gear Z1(7), gear Z3(9), gear Z4(10), gear Z2(8) and output shaft 2 form the second Transmitted chains.
In the present embodiment, use multi-sheet wet-type clutch, in shift process, the speed of a motor vehicle changes steadily, improves shift quality.
In the present embodiment, the velocity ratio of described the first Transmitted chains is 1, and the velocity ratio of described the second Transmitted chains is that Z3/Z1*Z2/Z4 is 2.15, and wherein the first Transmitted chains is top gear, and the second Transmitted chains is middling speed gear.
In the present embodiment, described speed changer also comprises the 3rd transmission shaft paralleling with input shaft 1 and output shaft 2, described the 3rd transmission shaft comprises described the 3rd input shaft 11 and the 3rd output shaft 12 and is connected in the multi-sheet wet-type clutch L3(13 between them), on described the second input shaft 4, be also provided with gear Z5(14), on the second output shaft 5, be also provided with gear Z6(15), described the 3rd input shaft 11 is provided with and gear Z5(14) the gear Z7(16 that is meshed), described the 3rd output shaft 12 is provided with and gear Z6(15) the gear Z8(18 that is meshed) so that input shaft 1 through gear Z1(7), gear Z3(9), gear Z5(14), gear Z7(16), gear Z8(18), gear Z6(15), gear Z4(10), gear Z2(8) and output shaft 2 form the 3rd Transmitted chains, realize three class gear shift, and slewing range is large.
In the present embodiment, described gear Z5(14) and gear Z3(9) and gear Z6(15) and gear gear Z4(10) be in-line gears.
In the present embodiment, the velocity ratio of described the 3rd Transmitted chains is that Z3/Z1*Z7/Z5*Z6/Z8*Z2/Z4 is that 4.6, the three Transmitted chainss are bottom gear, and velocity ratio is large, is convenient to low speed start, fuel-efficient power saving, energy saving.
Above-listed preferred embodiment; the object, technical solutions and advantages of the present invention are further described; institute is understood that; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention; within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (4)

1. a new-energy automobile dedicated transmission, it is characterized in that: comprise input shaft and output shaft and be located at input shaft and output shaft between multi-sheet wet-type clutch L1, described input shaft and output shaft form the first Transmitted chains, described speed changer also comprises the second driving shaft paralleling with input shaft and output shaft, described second driving shaft comprises the second input shaft and the second output shaft and is connected in the multi-sheet wet-type clutch L2 between them, described input shaft is provided with gear Z1, output shaft is provided with gear Z2, described the second input shaft is provided with the gear Z3 being meshed with described gear Z1, the second output shaft be provided with the gear Z4 that is meshed with described gear Z2 so that input shaft through gear Z1, gear Z3, gear Z4, gear Z2 and output shaft form the second Transmitted chains.
2. new-energy automobile dedicated transmission according to claim 1, is characterized in that: the velocity ratio of described the first Transmitted chains is 1, and the velocity ratio of described the second Transmitted chains is 2.15.
3. new-energy automobile dedicated transmission according to claim 1, it is characterized in that: described speed changer also comprises the 3rd transmission shaft paralleling with input shaft and output shaft, described the 3rd transmission shaft comprises described the 3rd input shaft and the 3rd output shaft and is connected in the multi-sheet wet-type clutch L3 between them, on described the second input shaft, be also provided with gear Z5, on the second output shaft, be also provided with gear Z6, described the 3rd input shaft is provided with the gear Z7 being meshed with gear Z5, described the 3rd output shaft be provided with the gear Z8 that is meshed with gear Z6 so that input shaft through gear Z1, gear Z3, gear Z5, gear Z7, gear Z8, gear Z6, gear Z4, gear Z2 and output shaft form the 3rd Transmitted chains.
4. new-energy automobile dedicated transmission according to claim 3, is characterized in that: the velocity ratio of described the 3rd Transmitted chains is 4.6.
CN201410135163.0A 2014-04-04 2014-04-04 A kind of new-energy automobile dedicated transmission Active CN103867654B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410135163.0A CN103867654B (en) 2014-04-04 2014-04-04 A kind of new-energy automobile dedicated transmission

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Application Number Priority Date Filing Date Title
CN201410135163.0A CN103867654B (en) 2014-04-04 2014-04-04 A kind of new-energy automobile dedicated transmission

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CN103867654A true CN103867654A (en) 2014-06-18
CN103867654B CN103867654B (en) 2016-06-22

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799002A (en) * 1972-07-31 1974-03-26 Eaton Corp Transmission with resiliently loaded main shaft gears
US6186029B1 (en) * 1997-07-09 2001-02-13 Dana Corporation Dual input transmission
CN2921430Y (en) * 2006-04-20 2007-07-11 北京林业大学 Clutch and speed-transformation and driving device utilizing the same clutchdevice
CN201159269Y (en) * 2007-07-30 2008-12-03 山东三田临朐石油机械有限公司 Power shifting transmission
CN102135160A (en) * 2011-03-21 2011-07-27 浙江吉利汽车研究院有限公司 Drive gear shift mechanism for electric automobile
CN102996723A (en) * 2012-12-07 2013-03-27 武汉理工大学 Double-clutch automatic transmission for pure electromobile
CN202992113U (en) * 2012-08-24 2013-06-12 杭州前进齿轮箱集团股份有限公司 Mechanical transmission
CN204004215U (en) * 2014-04-04 2014-12-10 福建万润新能源科技有限公司 A kind of new-energy automobile dedicated transmission

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799002A (en) * 1972-07-31 1974-03-26 Eaton Corp Transmission with resiliently loaded main shaft gears
US6186029B1 (en) * 1997-07-09 2001-02-13 Dana Corporation Dual input transmission
CN2921430Y (en) * 2006-04-20 2007-07-11 北京林业大学 Clutch and speed-transformation and driving device utilizing the same clutchdevice
CN201159269Y (en) * 2007-07-30 2008-12-03 山东三田临朐石油机械有限公司 Power shifting transmission
CN102135160A (en) * 2011-03-21 2011-07-27 浙江吉利汽车研究院有限公司 Drive gear shift mechanism for electric automobile
CN202992113U (en) * 2012-08-24 2013-06-12 杭州前进齿轮箱集团股份有限公司 Mechanical transmission
CN102996723A (en) * 2012-12-07 2013-03-27 武汉理工大学 Double-clutch automatic transmission for pure electromobile
CN204004215U (en) * 2014-04-04 2014-12-10 福建万润新能源科技有限公司 A kind of new-energy automobile dedicated transmission

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