CN205371477U - Electric automobile keeps off derailleur with two - Google Patents
Electric automobile keeps off derailleur with two Download PDFInfo
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- CN205371477U CN205371477U CN201620174566.0U CN201620174566U CN205371477U CN 205371477 U CN205371477 U CN 205371477U CN 201620174566 U CN201620174566 U CN 201620174566U CN 205371477 U CN205371477 U CN 205371477U
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Abstract
The utility model relates to an electric automobile keeps off derailleur with two belongs to electric automobile derailleur technical field. Technical scheme is: input shaft (10), output shaft (20) are arranged in the derailleur parallelly, two -gear transmission (11), first -gear driving gear (12) are arranged in on the input shaft, parking gear (21), two fender driven gear (22), a fender driven gear (23), main slow down driving gear (24) are arranged in on the output shaft, the derailleur is arranged in differential mechanism (30), and differential mechanism ring gear (31) are connected on differential mechanism, on gearbox housing is arranged in to the one end of pawl (40), the other end can realize with parking gear (21) meshing or separation, synchronous ware (S1) links firmly on input shaft or output shaft. This derailleur keeps off the position through the transform can make the driving motor long term operation distinguish in the high efficiency, has improved work efficiency, has increased electric motor car driving distance, has improved the economic nature of electric motor car, has reduced whole checheng originally.
Description
Technical field
This utility model relates to a kind of two shift transmissions used for electric vehicle, belongs to electric automobile gear device technical field.
Background technology
Electric automobile has the advantages such as environmental protection, noise is little, driver comfort is good, obtains the favor of more and more people.At present, the variator of electric automobile mostly is single speed variator, though having simple in construction, an advantage that quality is little；But, it makes drive motor work in single speed situation for a long time, it is impossible to take into account economy and the dynamic property of high and low rotating speed operating mode.In order to make drive motor meet the dynamic property of high and low rotating speed operating mode, motor need to select the type of high rotating speed high pulling torque, adds integral vehicle cost, and motor cannot work in efficient district for a long time, reduces the economy of car load.
Utility model content
This utility model purpose is to provide a kind of two shift transmissions used for electric vehicle, adopt parallel-axis type two shift transmission, it is provided with two gears altogether, namely one gear, two gear, wherein a gear is bottom gear, can be used for motor-driven vehicle starting, runs at a low speed, and two gears are top gear, can be used for motor-driven galloping, solve the above-mentioned problems in the prior art.
The technical scheme that this utility model provides is:
A kind of two shift transmissions used for electric vehicle, comprise power shaft, two gear driving gears, a gear driving gear, output shaft, parking gear, two gear driven gears, a gear driven gear, main deceleration driving gear, ratchet, differential mechanism and differential mechanism gear ring；Power shaft and output shaft are arranged in parallel, and two gear driving gears and a gear driving gear are arranged on power shaft；Parking gear and main deceleration driving gear are arranged on output shaft；Two gear driven gears and a gear driven gear are arranged on output shaft, and two gear driven gears and a gear driven gear rotate relative to output shaft；Differential mechanism is connected with main deceleration driving gear by differential mechanism gear ring；One end of ratchet is placed on case of transmission, and the other end engages with parking gear or separates.
Described differential mechanism is arranged on the power transmission shaft of vehicle.
Described two gear driving gears and a gear driving gear are connected on power shaft by spline or the mode that press-fits；Described parking gear and main deceleration driving gear are connected on output shaft by spline or the mode that press-fits；Two described gear driven gears and a gear driven gear are connected on output shaft by needle bearing or direct set；Described differential mechanism gear ring is connected on differential mechanism by the mode of bolt or welding.
This utility model has two kinds of embodiments:
The first embodiment: except above-mentioned base structure, also includes the lock unit being arranged on output shaft, and main deceleration driving gear is positioned at the right side of a gear driven gear, and parking gear is positioned at the left side of two gear driven gears；
Described lock unit is connected on output shaft by spline or the mode that press-fits.
The second embodiment: except above-mentioned base structure, also includes the lock unit being arranged on power shaft, and main deceleration driving gear keeps off between driven gear and two gear driven gears one, and parking gear is positioned at the left side of two gear driven gears；
Described lock unit is connected on power shaft by spline or the mode that press-fits.
Described power shaft is connected with motor.
Adopting this utility model, a gear is bottom gear, drives vehicle starting for motor (also can make electromotor), runs at a low speed；Two gears are top gear, for motor-driven galloping.
When two shift transmissions that this utility model provides are placed in electric automobile, it may be achieved following functions:
A) by motor-driven running car, it is achieved reduction of speed increases torsion or torsion drops in speedup；
B) energy regenerating is participated in；
C) parking function is realized.
The beneficial effects of the utility model are: the advantages such as this utility model has simple in construction, easy to control, inheritability good, with low cost.Integrated differential mechanism in this utility model, reduces overall structure volume, also comprises halting mechanism, it is possible to achieve parking function.Comparing single speed variator, this utility model two shift transmission can make motor all be operated in efficient district at automobile high-speed, speed operation, can improve electric motor operation efficiency, increases the distance travelled of electric automobile；Compare the electric motor car of collocation single speed variator, under requiring with equidynamic, the motor that the optional moment of torsion of electric motor car is less, rotating speed is relatively low of collocation this utility model two shift transmission, reduce integral vehicle cost.
Accompanying drawing explanation
It it is this utility model embodiment one structural representation shown in Fig. 1；
It it is this utility model embodiment two structural representation shown in Fig. 2；
In figure: motor EM, power shaft 10, two gear driving gear 11, keeps off driving gear 12, output shaft 20, parking gear 21, two gear driven gear 22, a gear driven gear 23, main deceleration driving gear 24, ratchet 40, differential mechanism 30, differential mechanism gear ring 31, power transmission shaft 32, lock unit S1.
Detailed description of the invention
Below in conjunction with accompanying drawing, by embodiment, detailed description of the invention of the present utility model is described in detail.
A kind of two shift transmissions used for electric vehicle, comprise power shaft 10, two and keep off driving gear 11, gear driving gear 12, output shaft 20, parking gear 21, two gear driven gear 22, gear driven gear 23, main deceleration driving gear 24, ratchet 40, differential mechanism 30 and differential mechanism gear ring 31；Power shaft 10 and output shaft 20 are arranged in parallel, and two gear driving gears 11 and a gear driving gear 12 are arranged on power shaft 10；Parking gear 21 and main deceleration driving gear 24 are arranged on output shaft 20；Two gear driven gears 22 and a gear driven gear 23 are arranged on output shaft 20, and two gear driven gears 22 keep off driven gear 23 with one and rotate relative to output shaft 20；Differential mechanism 30 is connected with main deceleration driving gear 24 by differential mechanism gear ring 31；One end of ratchet 40 is placed on case of transmission, and the other end engages with parking gear 21 or separates.
Described differential mechanism is arranged on the power transmission shaft of vehicle.
Embodiment one.
As shown in Figure 1, the internal structure of this utility model embodiment one is: power shaft 10, output shaft 20 are arranged in the transmission abreast；Two gear driving gears 11, are kept off driving gears 12 and are connected on power shaft 10 by spline or the mode that press-fits；Parking gear 21, main deceleration driving gear 24 are connected on output shaft 20 by spline or the mode that press-fits；Two gear driven gears 22, are kept off driven gear 23 and are connected on output shaft 20 by needle bearing or direct set, and can be rotatable relative；Differential mechanism 30 is placed in variator, and differential mechanism gear ring 31 is connected on differential mechanism 30 by the mode of bolt or welding；One end of ratchet 40 is placed on case of transmission, and the other end can realize engaging with parking gear 21 or separating；Lock unit S1 is connected on output shaft 20 by spline or the mode that press-fits.
Main deceleration driving gear 24 is positioned at the right side of a gear driven gear 23, and parking gear 21 is positioned at the left side of two gear driven gears 22.
Embodiment and the power path of each gear of embodiment one are as follows:
1. a gear: lock unit S1 is linked into the right a gear.The power of motor EM keeps off driving gear 12, gear driven gear 23 through input electric motor shaft 10, lock unit S1 passes to output shaft 20, is then passed to wheel by main deceleration driving gear 24, differential mechanism gear ring 31, power transmission shaft 32；
2. two gear: lock unit S1 is linked into two gears to the left.The power of motor EM keeps off driving gear 11, two gear driven gear 22 through input electric motor shaft 10, two, lock unit S1 passes to output shaft 20, is then passed to wheel by main deceleration driving gear 24, differential mechanism gear ring 31, power transmission shaft 32；
3. parking gear: ratchet 40 engages with parking gear 21, is fixed by output shaft 20, thus being fixed by power transmission shaft 32, it is achieved parking.
Embodiment two.
As shown in Figure 2, the internal structure of this utility model embodiment two is: power shaft 10, output shaft 20 are arranged in the transmission abreast；Two gear driving gears 11, are kept off driving gear 12 and are connected on power shaft 10 by needle bearing or direct set, and can be rotatable relative；The mode that parking gear 21, two keeps off driven gear 22, main deceleration driving gear 24, gear driven gear 23 passes through spline or press-fits is connected on output shaft 20；Differential mechanism 30 is placed in variator, and differential mechanism gear ring 31 is connected on differential mechanism 30 by the mode of bolt or welding；One end of ratchet 40 is placed on case of transmission, and the other end can realize engaging with parking gear 21 or separating；Lock unit S1 is connected on power shaft 10 by spline or the mode that press-fits.
Main deceleration driving gear 24 keeps off between driven gear 23 and two gear driven gears 22 one, and parking gear 21 is positioned at the left side of two gear driven gears 22.
Embodiment and the power path of each gear of embodiment two are as follows:
1. a gear: lock unit S1 is linked into the right a gear.The power of motor EM keeps off driven gear 23 pass to output shaft 20 through input electric motor shaft 10, lock unit S1, a gear driving gear 12, is then passed to wheel by main deceleration driving gear 24, differential mechanism gear ring 31, power transmission shaft 32；
2. two gear: lock unit S1 is linked into two gears to the left.The power of motor EM keeps off driven gear 22 through input electric motor shaft 10, lock unit S1, two gear driving gears 11, two, passes to output shaft 20, is then passed to wheel by main deceleration driving gear 24, differential mechanism gear ring 31, power transmission shaft 32；
3. parking gear: ratchet 40 engages with parking gear 21, is fixed by output shaft 20, thus being fixed by power transmission shaft 32, it is achieved parking.
Two shift transmissions that this utility model provides can realize following functions when being placed in electric automobile:
A) motor EM drives running car: when variator one keeps off or during two gear work, motor EM is used as power source, can realize motor EM and drive running car.Power transmission line in embodiment one is: the power of motor EM through input electric motor shaft 10, keep off driving gear 12(or two gear driving gear 11), one gear driven gear 23(or two gear driven gears 22), lock unit S1 pass to output shaft 20, then passed to wheel by main deceleration driving gear 24, differential mechanism gear ring 31, power transmission shaft 32；Power transmission line in embodiment two is: the power of motor EM through input electric motor shaft 10, lock unit S1, one gear driving gear 12(or two gear driving gears 11), one gear driven gear 23(bis-keep off driven gear 22), pass to output shaft 20, then passed to wheel by main deceleration driving gear 24, differential mechanism gear ring 31, power transmission shaft 32；
B) participating in energy regenerating: when unclamping gas pedal or brake, variator one keeps off or two gear work, and motor EM is operated in power generation mode, can realize energy regenerating.Automobile travels under inertia, wheel drives power transmission shaft 32 to rotate, thus driving differential mechanism gear ring 31, main deceleration driving gear 24, output shaft 20, gear driven gear 23(or two gear driven gear 22), a gear driving gear 12(or two gear driving gears 11), power shaft 10 rotates, convert mechanical energy into electric energy to store in the battery, it is achieved energy regenerating；
C) realize parking function: ratchet 40 engages with parking gear 21, output shaft 20 is fixed, thus power transmission shaft 32 is fixed, it is achieved parking.
Claims (8)
1. two shift transmissions used for electric vehicle, it is characterised in that: comprise power shaft (10), two gears driving gear (11), gear driving gear (12), output shaft (20), parking gear (21), two gears driven gear (22), gear driven gear (23), main deceleration driving gear (24), ratchet (40), differential mechanism (30) and differential mechanism gear ring (31)；Power shaft (10) and output shaft (20) are arranged in parallel, and two gears driving gear (11) and gear driving gear (12) are arranged on power shaft (10)；Parking gear (21) and main deceleration driving gear (24) are arranged on output shaft (20)；Two gears driven gear (22) and gear driven gear (23) are arranged on output shaft (20), and two gears driven gear (22) keep off driven gear (23) with one and rotate relative to output shaft (20)；Differential mechanism (30) is connected with main deceleration driving gear (24) by differential mechanism gear ring (31)；One end of ratchet (40) is placed on case of transmission, and the other end engages with parking gear (21) or separates.
2. one according to claim 1 two shift transmissions used for electric vehicle, it is characterised in that: described differential mechanism is arranged on the power transmission shaft of vehicle.
3. one according to claim 1 two shift transmissions used for electric vehicle, it is characterised in that: described two gears driving gear (11) and are kept off driving gear (12) and are connected on power shaft (10) by spline or the mode that press-fits；Described parking gear (21) and main deceleration driving gear (24) are connected on output shaft (20) by spline or the mode that press-fits；Two described gears driven gear (22) and gear driven gear (23) are connected on output shaft (20) by needle bearing or direct set；Described differential mechanism gear ring (31) is connected on differential mechanism (30) by the mode of bolt or welding.
4. one according to claim 1 and 2 two shift transmissions used for electric vehicle, it is further characterized in that: also include the lock unit (S1) being arranged on output shaft, main deceleration driving gear (24) is positioned at the right side of a gear driven gear (23), and parking gear (21) is positioned at the left side of two gear driven gears (22).
5. one according to claim 4 two shift transmissions used for electric vehicle, are further characterized in that: described lock unit (S1) is connected on output shaft (20) by spline or the mode that press-fits.
6. one according to claim 1 and 2 two shift transmissions used for electric vehicle, it is further characterized in that: also include the lock unit (S1) being arranged on power shaft, main deceleration driving gear (24) is positioned between a gear driven gear (23) and two gears driven gear (22), and parking gear (21) is positioned at the left side of two gear driven gears (22).
7. one according to claim 6 two shift transmissions used for electric vehicle, are further characterized in that: described lock unit (S1) is connected on power shaft (10) by spline or the mode that press-fits.
8. one according to claim 1 and 2 two shift transmissions used for electric vehicle, are further characterized in that: described power shaft (10) is connected with motor (EM).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620174566.0U CN205371477U (en) | 2016-03-08 | 2016-03-08 | Electric automobile keeps off derailleur with two |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620174566.0U CN205371477U (en) | 2016-03-08 | 2016-03-08 | Electric automobile keeps off derailleur with two |
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| CN205371477U true CN205371477U (en) | 2016-07-06 |
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| CN201620174566.0U Active CN205371477U (en) | 2016-03-08 | 2016-03-08 | Electric automobile keeps off derailleur with two |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757210A (en) * | 2016-04-23 | 2016-07-13 | 中国第汽车股份有限公司 | Integrated driving device for two-level electric vehicle |
| CN106051147A (en) * | 2016-08-10 | 2016-10-26 | 河北工业大学 | Electric automobile transmission |
| CN106051107A (en) * | 2016-08-10 | 2016-10-26 | 河北工业大学 | Electric automobile transmission |
| CN106151488A (en) * | 2016-08-10 | 2016-11-23 | 河北工业大学 | A kind of electric automobile gear device |
| CN108194581A (en) * | 2017-12-27 | 2018-06-22 | 合肥工业大学 | A kind of electric vehicle two being made of double helical spurgear keeps off speed change gear |
| CN109058397A (en) * | 2018-07-10 | 2018-12-21 | 绿传（北京）科技有限公司 | The double clutch two-speed automatic transmission and its control method of tape synchronizer |
| CN109114198A (en) * | 2018-09-29 | 2019-01-01 | 泰牛汽车技术(苏州)有限公司 | Three shift transmissions of hybrid vehicle |
| CN109296721A (en) * | 2018-09-26 | 2019-02-01 | 重庆钟华机械有限责任公司 | The two-speed automatic transmission of electric vehicle |
| CN110671475A (en) * | 2019-10-12 | 2020-01-10 | 赣州经纬科技股份有限公司 | Full-time four-wheel drive transmission |
| CN110864110A (en) * | 2018-08-28 | 2020-03-06 | 财团法人工业技术研究院 | Gearbox and parking mechanism thereof |
| CN112343982A (en) * | 2020-09-17 | 2021-02-09 | 燕山大学 | Torque-assisted two-gear mechanical automatic transmission |
| CN112744038A (en) * | 2021-01-28 | 2021-05-04 | 江西科技学院 | Flying automobile driving system and flying automobile |
| CN112955338A (en) * | 2018-10-30 | 2021-06-11 | 采埃孚股份公司 | Electrically driven axle for a vehicle |
| WO2021258361A1 (en) * | 2020-06-24 | 2021-12-30 | 华为数字能源技术有限公司 | Transmission and automobile |
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2016
- 2016-03-08 CN CN201620174566.0U patent/CN205371477U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757210A (en) * | 2016-04-23 | 2016-07-13 | 中国第汽车股份有限公司 | Integrated driving device for two-level electric vehicle |
| CN106051147A (en) * | 2016-08-10 | 2016-10-26 | 河北工业大学 | Electric automobile transmission |
| CN106051107A (en) * | 2016-08-10 | 2016-10-26 | 河北工业大学 | Electric automobile transmission |
| CN106151488A (en) * | 2016-08-10 | 2016-11-23 | 河北工业大学 | A kind of electric automobile gear device |
| CN108194581A (en) * | 2017-12-27 | 2018-06-22 | 合肥工业大学 | A kind of electric vehicle two being made of double helical spurgear keeps off speed change gear |
| CN109058397A (en) * | 2018-07-10 | 2018-12-21 | 绿传（北京）科技有限公司 | The double clutch two-speed automatic transmission and its control method of tape synchronizer |
| CN110864110A (en) * | 2018-08-28 | 2020-03-06 | 财团法人工业技术研究院 | Gearbox and parking mechanism thereof |
| CN109296721A (en) * | 2018-09-26 | 2019-02-01 | 重庆钟华机械有限责任公司 | The two-speed automatic transmission of electric vehicle |
| CN109114198A (en) * | 2018-09-29 | 2019-01-01 | 泰牛汽车技术(苏州)有限公司 | Three shift transmissions of hybrid vehicle |
| CN109114198B (en) * | 2018-09-29 | 2023-12-19 | 坤泰车辆系统（常州）有限公司 | Three-gear speed changer for hybrid vehicle |
| CN112955338A (en) * | 2018-10-30 | 2021-06-11 | 采埃孚股份公司 | Electrically driven axle for a vehicle |
| CN110671475A (en) * | 2019-10-12 | 2020-01-10 | 赣州经纬科技股份有限公司 | Full-time four-wheel drive transmission |
| WO2021258361A1 (en) * | 2020-06-24 | 2021-12-30 | 华为数字能源技术有限公司 | Transmission and automobile |
| CN114096766A (en) * | 2020-06-24 | 2022-02-25 | 华为数字能源技术有限公司 | Transmission and automobile |
| CN112343982A (en) * | 2020-09-17 | 2021-02-09 | 燕山大学 | Torque-assisted two-gear mechanical automatic transmission |
| CN112744038A (en) * | 2021-01-28 | 2021-05-04 | 江西科技学院 | Flying automobile driving system and flying automobile |
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