CN204037317U - A kind of hybrid electric vehicle power transmission system - Google Patents
A kind of hybrid electric vehicle power transmission system Download PDFInfo
- Publication number
- CN204037317U CN204037317U CN201420443479.1U CN201420443479U CN204037317U CN 204037317 U CN204037317 U CN 204037317U CN 201420443479 U CN201420443479 U CN 201420443479U CN 204037317 U CN204037317 U CN 204037317U
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- gear
- axle
- gearshift
- electrical motor
- clutch
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Abstract
The utility model provides a kind of hybrid electric vehicle power transmission system, comprises driving engine, electrical motor, the first axle, the second axle, power-transfer clutch, synchro, gear cluster; Technical solutions of the utility model are compared with prior art, using described electrical motor as engine installation during starting gear, low-grade location gear can be saved as one grade of gear, second speed gear, and reverse gearwheel, the power directly exported by described electrical motor passes on diff by described first axle, decreases the space of parts; Retain the medium and high classes gear of original change-speed box, as: three, four, five, six shift of gears structure, changing of design is less, saves repacking cost; Eliminate reverse gearwheel, become two axle construction from existing three-axis structure, save the space of change-speed box, ensure that the convenience of arrangement, also can meet the many gear requirement of automobile needed for complex road surface simultaneously; Described electronic function reversion generating, is coaxially arranged with described second axle, more convenient to install.
Description
Technical field
The utility model relates to a kind of automobile power transmission system, particularly relates to a kind of hybrid electric vehicle power transmission system.
Background technology
In recent years, due to the enhancing of energy shortage and Public environmental attitude, safety, energy-saving and environmental protection have become the theme of current development of automobile.Due to the restriction of technology, the electronlmobil of environmental protection or fuel cell powered vehicle are also difficult to popularize in an all-round way at short notice, and therefore technically the hybrid vehicle of comparative maturity is that one more satisfactory is at present selected.
In existing Technology of Hybrid Electric Vehicle, adopt the hybrid vehicle driving mechanism of planet circular system major part structure all very complicated, process and assemble is also more difficult, and can not meet the many gear requirement of automobile needed for complex road surface.Function achieved by it, dropping into exploitation, the technology of producing and cost and be not directly proportional, is therefore that structure or production aspect all cannot apply on automobile.
Chinese invention patent application CN 102328573 A discloses a kind of hybrid power transmission system based on planetary gear train, comprises driving engine, sun wheel, satellite gear, pinion carrier, gear ring, dynamotor, electrical motor.Although because the Power output of this invention utility model directly adopts gears meshing, the reliability that improve transmission is high, stationarity.But it only has one group of planetary gear train, the requirement of automobile to many gears under multi-state travels can not be met, and it changes to traditional change-speed box, adds R&D costs comparatively large.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of and reduces change-speed box space, meets the hybrid electric vehicle power transmission system that the many gears of automobile needed for complex road surface require while effectively saving change cost.
The utility model is achieved through the following technical solutions: a kind of hybrid electric vehicle power transmission system, comprises driving engine, electrical motor, the first axle, the second axle, first clutch, second clutch, the first gear, the 6th gear, the 7th gear, the 12 gear and gearshift; Described first axle and described second axle be arranged in parallel; Described first gear is connected with described driving engine by first clutch, described first gear is arranged on the right of described first clutch, described first gear is connected with described first axle revolute pair, described 6th gear is arranged on the right of the first gear, and described 6th gear is fixedly connected with described first axle; Described 12 gear is connected with described electrical motor by second clutch, described 12 gear is arranged on the left side of described second clutch, described 12 gear is connected with described second axle revolute pair, described 7th gear is arranged on the left side of described 12 gear, and described 7th gear is fixedly connected with described second axle; Described first gear and described 7th gears meshing, described 6th gear and described 12 gears meshing; Described gearshift comprises the first gearshift, and described first gearshift is arranged between described first gear 1 and described 6th gear 6, and described first gearshift comprises the second gear, the first synchro, the 3rd gear, octadentate wheel and the 9th gear; Described second gear is arranged on the right of described first gear, described second gear is connected with described first axle revolute pair, described 3rd gear is arranged on the right of described second gear, described 3rd gear is connected with described first axle revolute pair, described first synchro is arranged between described second gear and the 3rd gear, described first synchro and described first axle spline joint, described octadentate wheel is fixedly connected with described second axle respectively with the 9th gear, described second gear and described 8th gears meshing, described 3rd gear and described 9th gears meshing.
In such scheme, described gearshift also comprises the second gearshift, described second gearshift is arranged between described 3rd gear and described 6th gear, described second gearshift comprises the 4th gear, second synchro, 5th gear, tenth gear and the 11 gear, described 4th gear is arranged on the right of described 3rd gear, described 4th gear is connected with described first axle revolute pair, described 5th gear is arranged on the right of described 4th gear, described 5th gear is connected with described first axle revolute pair, described second synchro is arranged between described 4th gear and the 5th gear, described second synchro and described first axle spline joint, described tenth gear is fixedly connected with described second axle respectively with the 11 gear, described 4th gear and described tenth gears meshing, described 5th gear and described 11 gears meshing.
In such scheme, described first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear are connected by coro bearng revolute pair with clutch shaft bearing respectively; Described 12 gear is connected by coro bearng revolute pair with described second axle.
In such scheme, described 6th gear and described first axle be fixedly connected as interference fit; Described 7th gear, octadentate wheel, the 9th gear, the tenth gear, the 11 gear respectively with described second axle be fixedly connected as interference fit.
In such scheme, described electrical motor and described second axle are coaxially arranged.
Beneficial effect: technical solutions of the utility model are compared with prior art, using described electrical motor as engine installation during starting gear, low-grade location gear can be saved, as: one grade, second speed gear, and reverse gearwheel, the power directly exported by described electrical motor passes on diff by described first axle, decreases the space of parts; Retain the medium and high classes gear of original change-speed box, as: three, four, five, six shift of gears structure, changing of design is less, saves repacking cost; Eliminate reverse gearwheel, become two axle construction from existing three-axis structure, save the space of change-speed box, ensure that the convenience of arrangement, also can meet the many gear requirement of automobile needed for complex road surface simultaneously; Described electronic function reversion generating, the energy produced during Appropriate application braking; Described electrical motor and the second axle are coaxially arranged, more convenient to install.
Accompanying drawing explanation
Fig. 1 is the constructional drawing of hybrid electric vehicle power transmission system described in the utility model utility model.
In figure: 1, the first gear; 2, second gear; 3, three gear; 4, four gear; 5, five gear; 6, six gear; 7, seven gear; 8, octadentate is taken turns; 9, nine gear; 10, ten gear; 11, the 11 gear; 12, the 12 gear; 13, first synchro; 14, second synchro; 15, first axle; 16, second axle; 17, first clutch; 18, second clutch; 19, driving engine; 20, electrical motor; 21, first gearshift; 22, second gearshift.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described, but protection domain of the present utility model is not limited to this.
As shown in Figure 1, a kind of hybrid electric vehicle power transmission system described in the utility model, comprise driving engine 19, electrical motor 20, first axle 15, second axle 16, first clutch 17, second clutch 18, first gear 1, the 6th gear 6, the 7th gear the 7, the 12 gear 12 and gearshift, described first axle 15 be arranged in parallel with described second axle 16, described first gear 1 is connected with described driving engine 19 by first clutch 17, described first gear 1 is arranged on the right of described first clutch 17, described first gear 1 is connected by coro bearng revolute pair with described first axle 15, described 6th gear 6 is arranged on the right of the first gear 1, and described 6th gear 6 is fixedly connected with by interference fit with described first axle 15, described 12 gear 12 is connected with described electrical motor 20 by second clutch 18, described 12 gear 12 is arranged on the left side of described second clutch 18, described 12 gear 12 is connected by coro bearng revolute pair with described second axle 16, described 7th gear 7 is arranged on the left side of described 12 gear 12, and described 7th gear 7 is fixedly connected with by interference fit with described second axle 16, described first gear 1 engages with described 7th gear 7, and described 6th gear 6 engages with described 12 gear 12, described gearshift comprises the first gearshift 21, second gearshift 22, described first gearshift 21 is arranged between described first gear 1 and described 6th gear 6, described first gearshift 21 comprises the second gear 2, first synchro 13, 3rd gear 3, octadentate wheel 8 and the 9th gear 9, described second gear 2 is arranged on the right of described first gear 1, described second gear 2 is connected by coro bearng revolute pair with described first axle 15, described 3rd gear 3 is arranged on the right of described second gear 2, described 3rd gear 3 is connected by coro bearng revolute pair with described first axle 15, described first synchro 13 is arranged between described second gear 2 and the 3rd gear 3, described first synchro 13 and described first axle 15 spline joint, described octadentate wheel 8 is fixedly connected with by interference fit with described second axle 16 respectively with the 9th gear 9, described second gear 2 is taken turns 8 with described octadentate and is engaged, described 3rd gear 3 engages with described 9th gear 9, described second gearshift 22 is arranged between described 3rd gear 3 and described 6th gear 6, described second gearshift 22 comprises the 4th gear 4, second synchro 14, 5th gear 5, tenth gear the 10 and the 11 gear 11, described 4th gear 4 is arranged on the right of described 3rd gear 3, described 4th gear 4 is connected by coro bearng revolute pair with described first axle 15, described 5th gear 5 is arranged on the right of described 4th gear 4, described 5th gear 5 is connected by coro bearng revolute pair with described first axle 15, described second synchro 14 is arranged between described 4th gear 4 and the 5th gear 5, described second synchro 14 and described first axle 15 spline joint, described tenth gear 10 is fixedly connected with by interference fit with described second axle 16 respectively with the 11 gear 11, described 4th gear 4 engages with described tenth gear 10, described 5th gear 5 engages with described 11 gear 11, described electrical motor 20 can reverse generating, and described electrical motor 20 is coaxially arranged with described second axle 16, described second clutch 18 is electric clutch.
The utility model, has completely abolished original low regime clutch, as one grade of gear, second speed gear, by electrical motor as engine installation during vehicle start.In concrete structure, the mouth of electrical motor is equipped with the second clutch 18 controlled by ECU, automatically controls the break-make of motor power.
When starting and low speed, employing electric-only mode travels, ECU controls described second clutch 18 and is in bonding state, namely propulsive effort is provided by electrical motor, power is spread out of by motor rotor, through described 12 gear (electrical motor driving gear), drive described 6th gear (electrical motor ring gear) to be delivered to described first axle 15, and final driven wheel rotate.
When moveing backward, only need described electrical motor 20 to reverse, transfer route when its power transmission line is started to walk with low speed is identical, therefore eliminates the use of reverse gearwheel, reduces the size of cost and whole change-speed box.
When running at high speed, adopt pure engine mode, now ECU controls described second clutch 18 and is in off-state, only provide power by described driving engine 19, for five grades, the power of described driving engine 19, described first gear 1(first axle constant mesh gear is delivered to) through described first clutch 17, drive described 7th gear 7(second axle constant mesh gear), through described 9th gear 9(second axle five grades of driving gears) be delivered to described 3rd gear 3(first axle five grades of driven gears), stir described first synchro 13(five or six grades of synchros) be combined with described 3rd gear 3, torque is exported by transmission of power to described first axle 15.
In anxious acceleration, or when the maximum torque of driving engine can not meet current working requirement, provide power by described driving engine 19 and described electrical motor 20 simultaneously.For third gear, specifically describe as follows: described driving engine 19 starts, be combined with described first clutch 17, power by described driving engine 19 through described first clutch 17, be delivered to described first gear 1(first axle constant mesh gear), drive described 7th gear 7(second axle constant mesh gear), through described 11 gear 11(second axle third speed drive gear), drive described 5th gear 5(first axle third gear driven gear), stir described second synchro 14 to be combined with described 5th gear 5, transmission of power is exported to described first axle 15.ECU controls described second clutch 18 and is in bonding state simultaneously, and described electrical motor 20 continues to provide power according to electric-only mode, and two kinds of power are coupled on described first axle 15, exports.
Under braking, described first clutch 17 is in off-state, described driving engine 19 does not work, ECU controls described second clutch 18 and is in bonding state, now described electrical motor 20 is in generating state, kinetic energy is delivered to described 6th gear 6 by described first axle 15, drives described 12 gear 12, drives described electrical motor 20 to generate electricity.
Described embodiment is preferred embodiment of the present utility model; but the utility model is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present utility model, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection domain of the present utility model.
Claims (5)
1. a hybrid electric vehicle power transmission system, it is characterized in that, comprise driving engine (19), electrical motor (20), the first axle (15), the second axle (16), first clutch (17), second clutch (18), the first gear (1), the 6th gear (6), the 7th gear (7), the 12 gear (12) and gearshift, described first axle (15) and described second axle (16) be arranged in parallel, described first gear (1) is connected with described driving engine (19) by first clutch (17), described first gear (1) is connected with described first axle (15) revolute pair, described 6th gear (6) is arranged on the right of the first gear (1), and described 6th gear (6) is fixedly connected with described first axle (15), described 12 gear (12) is connected with described electrical motor (20) by second clutch (18), described 12 gear (12) is connected with described second axle (16) revolute pair, described 7th gear (7) is arranged on the left side of described 12 gear (12), and described 7th gear (7) is fixedly connected with described second axle (16), described first gear (1) is engaged with described 7th gear (7), and described 6th gear (6) engages with described 12 gear (12), described gearshift comprises the first gearshift (21), described first gearshift (21) is arranged between described first gear (1) and described 6th gear (6), and described first gearshift (21) comprises the second gear (2), the first synchro (13), the 3rd gear (3), octadentate wheel (8) and the 9th gear (9), described second gear (2) is arranged on the right of described first gear (1), described second gear (2) is connected with described first axle (15) revolute pair, described 3rd gear (3) is arranged on the right of described second gear (2), described 3rd gear (3) is connected with described first axle (15) revolute pair, described first synchro (13) is arranged between described second gear (2) and the 3rd gear (3), described first synchro (13) and described first axle (15) spline joint, described octadentate wheel (8) is fixedly connected with described second axle (16) respectively with the 9th gear (9), described second gear (2) is taken turns (8) with described octadentate and is engaged, described 3rd gear (3) engages with described 9th gear (9).
2. a kind of hybrid electric vehicle power transmission system according to claim 1, it is characterized in that, described gearshift also comprises the second gearshift (22), described second gearshift (22) is arranged between described 3rd gear (3) and the 6th gear (6), described second gearshift (22) comprises the 4th gear (4), second synchro (14), 5th gear (5), tenth gear (10) and the 11 gear (11), described 4th gear (4) is arranged on the right of described 3rd gear (3), described 4th gear (4) is connected with described first axle (15) revolute pair, described 5th gear (5) is arranged on the right of described 4th gear (4), described 5th gear (5) is connected with described first axle (15) revolute pair, described second synchro (14) is arranged between described 4th gear (4) and the 5th gear (5), described second synchro (14) and described first axle (15) spline joint, described tenth gear (10) is fixedly connected with described second axle (16) respectively with the 11 gear (11), described 4th gear (4) engages with described tenth gear (10), described 5th gear (5) engages with described 11 gear (11).
3. a kind of hybrid electric vehicle power transmission system according to claim 1, it is characterized in that, described first gear (1), the second gear (2), the 3rd gear (3), the 4th gear (4), the 5th gear (5) respectively described clutch shaft bearing (15) are connected by coro bearng revolute pair; Described 12 gear (12) is connected by coro bearng revolute pair with described second axle (16).
4. a kind of hybrid electric vehicle power transmission system according to claim 1, is characterized in that, described 6th gear (6) is fixedly connected as interference fit with described first axle (15); Described 7th gear (7), octadentate wheel (8), the 9th gear (9), the tenth gear (10), the 11 gear (11) respectively with described second axle (16) be fixedly connected as interference fit.
5. a kind of hybrid electric vehicle power transmission system according to claim 1, is characterized in that, described electrical motor (20) and described second axle (16) are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420443479.1U CN204037317U (en) | 2014-08-07 | 2014-08-07 | A kind of hybrid electric vehicle power transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420443479.1U CN204037317U (en) | 2014-08-07 | 2014-08-07 | A kind of hybrid electric vehicle power transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204037317U true CN204037317U (en) | 2014-12-24 |
Family
ID=52238016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420443479.1U Expired - Fee Related CN204037317U (en) | 2014-08-07 | 2014-08-07 | A kind of hybrid electric vehicle power transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204037317U (en) |
-
2014
- 2014-08-07 CN CN201420443479.1U patent/CN204037317U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141224 Termination date: 20170807 |