CN206054659U - For the automatic gear-box of electric motor car - Google Patents

For the automatic gear-box of electric motor car Download PDF

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Publication number
CN206054659U
CN206054659U CN201620847720.6U CN201620847720U CN206054659U CN 206054659 U CN206054659 U CN 206054659U CN 201620847720 U CN201620847720 U CN 201620847720U CN 206054659 U CN206054659 U CN 206054659U
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China
Prior art keywords
gear
grades
clutch
input shaft
grade
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Active
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CN201620847720.6U
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Chinese (zh)
Inventor
杨加丰
宋文杰
曾泳
王江波
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GIF RESEARCH CENTER(CHINA)CO Ltd
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GIF RESEARCH CENTER(CHINA)CO Ltd
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Abstract

The utility model discloses a kind of automatic gear-box for electric motor car, including input shaft, output shaft, first gear and the second gear, first gear includes one grade of driving gear, first speed driven gear and the first clutch for being connected with input shaft or disengaging for one grade of driving gear of control, one grade of driving gear is meshed with first speed driven gear, second gear includes two grades of driving gears, two grades of driven gears and the second clutch for being connected with input shaft or disengaging for two grades of driving gears of control, two grades of driving gears and two grades of driven gears are meshed, the first speed driven gear and two grades of driven gears are connected with output shaft.The gear shift of its achievable electric motor car power failure-free, transmission efficiency lift electrical vehicular power performance, and simple structure, compact, low cost.

Description

For the automatic gear-box of electric motor car
Technical field
This utility model is related to change speed gear box technical field, more particularly, to a kind of automatic gear-box for electric motor car.
Background technology
In electric motor car, single-stage speed reducing case is usually used, is unfavorable for the raising of normal kinetic and economy;Or minority is adopted Two shift automatic variable speed casees, but existing two shift automatic variable speeds box structure is complicated, and there is power interruption in gearshift procedure, affect The performance of electric motor car.
Utility model content
It is not enough for prior art, technical problem to be solved in the utility model be to provide it is a kind of for electric motor car from Dynamic change speed gear box, the gear shift of its achievable power failure-free.
In order to solve above-mentioned technical problem, the technical scheme adopted by this utility model for:
This is used for the automatic gear-box of electric motor car, including input shaft, output shaft, the first gear and the second variable-speed motor Structure, first gear include one grade of driving gear, first speed driven gear and for control one grade of driving gear with it is defeated Enter the first clutch that axle is connected or disengages, one grade of driving gear is meshed with first speed driven gear, second variable-speed motor Structure is included two grades of driving gears, two grades of driven gears and is connected with input shaft or is disengaged for controlling two grades of driving gears Second clutch, two grades of driving gears and two grades of driven gears are meshed, and the first speed driven gear and two grades of driven gears are equal It is connected with output shaft.
The input shaft is arranged with output shaft side by side parallel.
One grade of driving gear and the equal empty set of two grades of driving gears on input shaft, one grade of driving gear and input shaft it Between be connected by first clutch, two grades are connected by second clutch between driving gear and input shaft.
Also include the jackshaft being coaxially set with input shaft, one grade of driving gear and/or two grades of driving gears are equal On jackshaft, one grade is connected between driving gear and input shaft empty set by first clutch, two grades of driving gears and input It is connected by second clutch between axle.
Also include the jackshaft being coaxially set with input shaft, one grade of driving gear empty set on jackshaft, one grade It is connected by first clutch between driving gear and input shaft, two grades of driving gears are fixed on jackshaft, and jackshaft passes through Second clutch is connected with input shaft.
Also include the jackshaft being coaxially set with input shaft, one grade of driving gear is fixed on jackshaft, it is middle Be connected by first clutch between axle and input shaft, two grades of driving gear empty sets on jackshaft, two grades of driving gears with it is defeated Enter.
The first clutch is identical with second clutch structure, and which includes piston, thrust bearing and friction plate group, institute State piston to be located on gear box casing, the head of piston is by thrust bearing and friction plate group phase separation.
The output shaft one end is provided with parking wheel, and output shaft the other end is provided with and subtracts tooth for the master being connected with differential mechanism Wheel.
The first clutch and second clutch are respectively positioned in the middle of one grade of driving gear and two grades of driving gears, or are located at On the outside of one grade of driving gear.
The jackshaft is arranged with output shaft side by side parallel.
This utility model compared with prior art, with advantages below:
The automatic gear-box reasonable in design, the gear shift of its achievable electric motor car power failure-free, transmission efficiency are carried Rise electrical vehicular power performance, and simple structure, compact, low cost;Clutch connection and reasonable arrangement, can reduce arrangement space, from In clutch, plunger shaft does not rotate, and without impact of the centrifugal force to pressure, is conducive to Stress control, and clutch control is more accurate.
Description of the drawings
Below the content and the labelling in figure expressed by each width accompanying drawing of this specification is briefly described:
Fig. 1 is this utility model automatic gear-box structural representation one.
Fig. 2 is this utility model automatic gear-box structural representation two.
In figure:1. first clutch, 2. one grade of driving gear, 3. first speed driven gear, 4. two grades of driving gears, 5. two grades It is driven gear, 6. second clutch, 7. deceleration driving gear, 8. reduction driven gear, 9. input shaft, 10. output shaft, 11. poor Fast device, 12. parking wheels.
Specific embodiment
Below against accompanying drawing, by the description to embodiment, specific embodiment of the present utility model is made further in detail Thin explanation.
As depicted in figs. 1 and 2, this is used for two shift automatic variable speed casees of electric motor car, including input shaft 9, output shaft 10, master subtract Gear, differential mechanism 11, the first gear and the second gear, wherein, input shaft 9 and output shaft 10 and differential mechanism 11 Rotating shaft between be disposed in parallel relation to one another side by side, output shaft is located between input shaft and the rotating shaft of differential mechanism, differential mechanism and output shaft Between by master subtract gear be connected, compact conformation, be easy to arrangement.
First gear include one grade of driving gear 2, first speed driven gear 3 and for control one grade of driving gear with The first clutch 1 that input shaft is connected or disengages, one grade of driving gear 2 are meshed with first speed driven gear 3, one grade of driven tooth Wheel 3 is fixed on output shaft 10.
Second gear include two grades of driving gears, 4, two grades of driven gears 5 and for control two grades of driving gears with The second clutch 6 that input shaft is connected or disengages, two grades of driving gears 4 and two grades of driven gears 5 are meshed, two grades of driven tooths Wheel 5 is fixed on output shaft 10.
Wherein, first clutch 1 is identical with 6 structure of second clutch, and which includes piston, thrust bearing and friction plate Group, the piston are located on gear box casing, and the head of piston is by thrust bearing and friction plate group phase separation.It is living in clutch Plug chamber does not rotate, and without impact of the centrifugal force to pressure, is conducive to Stress control, and clutch control is more accurate.
Input shaft, first speed driven gear, two grades of driven gears, first clutch and second clutches it is preferred several Arrangement is:
1st, on input shaft, one grade between driving gear and input shaft for one grade of driving gear and the equal empty set of two grades of driving gears It is connected by first clutch, two grades are connected by second clutch between driving gear and input shaft.By first clutch One grade of driving gear of control and the connection or disconnection of input shaft, control two grades of driving gears with input shaft by second clutch Connection disconnects.
2nd, jackshaft is provided with, jackshaft is arranged side by side with input shaft coaxial line, one grade of driving gear and two grades of driving gears On jackshaft, one grade is connected between driving gear and input shaft empty set by first clutch, two grades of driving gears with it is defeated Enter.
3rd, be provided with jackshaft, jackshaft is arranged side by side with input shaft coaxial line, one grade of driving gear empty set on jackshaft, One grade is connected by first clutch between driving gear and input shaft, and two grades of driving gears are fixed on jackshaft, jackshaft It is connected with input shaft by second clutch.
4th, jackshaft is provided with, jackshaft is arranged side by side with input shaft coaxial line, one grade of driving gear is fixed on jackshaft, Be connected by first clutch between jackshaft and input shaft, two grades of driving gear empty sets on jackshaft, two grades of driving gears It is connected by second clutch between input shaft.
Parking wheel 12 is fixed with output shaft 10, output shaft 10 is provided with the deceleration driving gear 7 that master subtracts gear, master of slowing down Moving gear 7 is meshed with the reduction driven gear 8 being located on differential mechanism 11.
Two shift automatic variable speed case concrete structures are described in detail by following two embodiment:
Preferred arrangement one:As shown in figure 1, first speed driven gear 3 and two grades of driven gears 5 are each attached to output side by side On axle 10, one grade of driving gear 2 is meshed with first speed driven gear 3, and two grades of driving gears 4 are meshed with two grades of driven gears 5, Coaxial line is provided separately jackshaft side by side with input shaft 9, and jackshaft setting parallel with output shaft, two grades of driving gears 4 are fixed On jackshaft, jackshaft is connected with input shaft 9 by second clutch 6, one grade of 2 empty set of driving gear on jackshaft, one Shelves driving gear 2 is connected with input shaft 9 by first clutch 1.
First clutch and second clutch are located between input shaft and jackshaft, fix parking wheel in output shaft one end, Deceleration driving gear is located between parking wheel and two grades of driven gears.
Preferred arrangement two:As shown in Fig. 2 first speed driven gear 3 and two grades of driven gears 5 be each attached to side by side it is defeated On shaft, one grade of driving gear 2 is meshed with first speed driven gear 3, and two grades of driving gears 4 are meshed with two grades of driven gears 5, One grade of driving tooth 2 wheel and two grades of 4 equal empty sets of driving gear on input shaft 9, one grade of driving gear by first clutch with it is defeated Enter axle to be connected, two grades of driving gears are connected with input axis by second clutch.
First clutch 1 and second clutch 6 are respectively positioned in the middle of one grade of driving gear 2 and two grades of driving gears 4.Output shaft One end is provided with parking wheel, and output shaft the other end is provided with deceleration driving gear, the deceleration on deceleration driving gear and differential mechanism Driven gear is meshed.
It is two kinds of preferred arrangement simple structures, compact, take up room little, be easy to the arrangement in electric motor car to install.
The each gear transfer route of two shift automatic variable speed casees:
Transfer route when one grade is:
When one grade, first clutch work makes one grade of driving gear mutually connect firmly with input shaft, route of the power according to lower section Transmitted:
Input shaft → first clutch → mono- grade driving gear → first speed driven gear → output shaft → deceleration driving gear → reduction driven gear → differential mechanism.
Transfer route when two grades is:
When two grades, second clutch work makes two grades of driving gears mutually connect firmly with input shaft, route of the power according to lower section Transmitted:
Input shaft → second clutch → bis- grade driving gear → bis- grade driven gear → output shaft → deceleration driving gear → reduction driven gear → differential mechanism.
Automatic shift control mode:
One grade of starting traveling of vehicle, second clutch unclamps first clutch engagement, when speed reaches current motor load Shift-up point speed when, be switched to two grades, first clutch unclamp second clutch engagement;When speed drops to current motor load Downshift point speed when, be switched to one grade, second clutch unclamp first clutch engagement.
The judgement of shifting points speed and clutch engagement and the control unclamped are controlled by transmission control unit.It is real The gear shift of two grades of power failure-frees of existing electric motor car, transmission efficiency lift electrical vehicular power performance.
This utility model is exemplarily described above in conjunction with accompanying drawing, it is clear that this utility model is implemented not to be received The restriction of aforesaid way, as long as employing the improvement of the various unsubstantialities that design of the present utility model and technical scheme are carried out, Or it is not improved by it is of the present utility model design and technical scheme directly apply to other occasions, in guarantor of the present utility model Within the scope of shield.

Claims (10)

1. a kind of automatic gear-box for electric motor car, including input shaft, output shaft, the first gear and the second variable-speed motor Structure, it is characterised in that:First gear includes one grade of driving gear, first speed driven gear and for controlling one grade of master The first clutch that moving gear is connected with input shaft or is disengaged, one grade of driving gear are meshed with first speed driven gear, described Second gear is included two grades of driving gears, two grades of driven gears and is connected with input shaft for controlling two grades of driving gears The second clutch for connecing or disengaging, two grades of driving gears and two grades of driven gears are meshed, the first speed driven gear and two grades Driven gear is connected with output shaft.
2. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:The input shaft is with output shaft side by side It is arranged in parallel.
3. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:One grade of driving gear and two grades On input shaft, one grade is connected between driving gear and input shaft the equal empty set of driving gear by first clutch, two grades of actives It is connected by second clutch between gear and input shaft.
4. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:Also include setting with input shaft coaxial line The jackshaft put, one grade of driving gear and/or the equal empty set of two grades of driving gears on jackshaft, one grade of driving gear with it is defeated Enter, two grades are connected by second clutch between driving gear and input shaft.
5. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:Also include setting with input shaft coaxial line The jackshaft put, one grade of driving gear empty set on jackshaft, one grade between driving gear and input shaft by first from Clutch is connected, and two grades of driving gears are fixed on jackshaft, and jackshaft is connected with input shaft by second clutch.
6. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:Also include setting with input shaft coaxial line The jackshaft put, one grade of driving gear are fixed on jackshaft, pass through first clutch phase between jackshaft and input shaft Even, on jackshaft, two grades are connected between driving gear and input shaft two grades of driving gear empty sets by second clutch.
7. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:The first clutch and second from Clutch structure is identical, and which includes piston, thrust bearing and friction plate group, and the piston is located on gear box casing, piston Head is by thrust bearing and friction plate group phase separation.
8. the automatic gear-box of electric motor car is used for as claimed in claim 1, it is characterised in that:The output shaft one end is provided with stays Wheel, output shaft the other end are provided with and subtract gear for the master being connected with differential mechanism.
9. the automatic gear-box of electric motor car is used for as claimed in claim 3, it is characterised in that:The first clutch and second from Clutch is respectively positioned in the middle of one grade of driving gear and two grades of driving gears, or is located on the outside of one grade of driving gear.
10. the automatic gear-box of electric motor car is used for as described in any one of claim 4 to 6, it is characterised in that:The jackshaft with Output shaft side by side parallel is arranged.
CN201620847720.6U 2016-08-08 2016-08-08 For the automatic gear-box of electric motor car Active CN206054659U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620847720.6U CN206054659U (en) 2016-08-08 2016-08-08 For the automatic gear-box of electric motor car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620847720.6U CN206054659U (en) 2016-08-08 2016-08-08 For the automatic gear-box of electric motor car

Publications (1)

Publication Number Publication Date
CN206054659U true CN206054659U (en) 2017-03-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620847720.6U Active CN206054659U (en) 2016-08-08 2016-08-08 For the automatic gear-box of electric motor car

Country Status (1)

Country Link
CN (1) CN206054659U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015500A (en) * 2016-08-08 2016-10-12 吉孚动力技术(中国)有限公司 Automatic gearbox for electric vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106015500A (en) * 2016-08-08 2016-10-12 吉孚动力技术(中国)有限公司 Automatic gearbox for electric vehicle

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