CN207607346U - Multi-mode hybrid drive system based on dual-clutch transmission - Google Patents
Multi-mode hybrid drive system based on dual-clutch transmission Download PDFInfo
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- CN207607346U CN207607346U CN201721634535.XU CN201721634535U CN207607346U CN 207607346 U CN207607346 U CN 207607346U CN 201721634535 U CN201721634535 U CN 201721634535U CN 207607346 U CN207607346 U CN 207607346U
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Abstract
A kind of multi-mode hybrid drive system based on dual-clutch transmission, including：The first output device and the second output device being connected respectively with engine, and the two plane idle pulley power coupling structures that driven gear and differential mechanism are connected are kept off with the two of the first output device, which includes：Two idler shafts coupled by idle pulley and the synchronizer with idle pulley and reduction gearing being set on the second idler shaft, wherein：First idler shaft is coupled with motor, and synchronizer is coupled with two gear driven gears and differential mechanism respectively by idle pulley and reduction gearing.The present apparatus can realize the compact design of hybrid electric drive system by two plane idle pulley power coupling structures, conducive to multi-platform arrangement, it can significantly improve speed changer inner space utilization rate, and set a synchronizer by setting up separately in motor driving part and can realize multiple drive modes and effectively improve fuel oil service efficiency.
Description
Technical field
It is specifically a kind of to be become based on double clutch the utility model relates to a kind of technology of field of hybrid electric vehicles
The multi-mode hybrid drive system of fast device.
Background technology
Hybrid electric vehicle has the power assembly using two or more vehicular energies including electric energy.It adopts
Use traditional combustion engine and motor relatively low with its low energy consumption, low emission and price as the hybrid vehicle of dynamical system
Advantage, oneself becomes the hot spot of current vehicle dynamical system technical research.The use of DCT (dual-clutch transmission), not only can be with
Ensure most effectively to enhance dynamic property, improve transmission efficiency and reduce energy consumption, if matched with hybrid power, energy saving effect
Fruit is more obvious.
Utility model content
Defect of the utility model for existing hybrid electric drive system in motor arrangement, propose it is a kind of based on it is double from
The multi-mode hybrid drive system of clutch speed changer can realize hybrid power by two plane idle pulley power coupling structures
The compact design of drive system is conducive to multi-platform arrangement, can significantly improve speed changer inner space utilization rate, and pass through
Set up separately in motor driving part and sets a synchronizer and can realize multiple drive modes and effectively improve fuel oil service efficiency.
The utility model is achieved through the following technical solutions：
The utility model includes：The first output device and the second output device being connected respectively with engine, and with
The two plane idle pulley power coupling structures that two gear driven gears of one output device are connected with differential mechanism, the two planes idle pulley power
Coupled structure includes：Two idler shafts being coupled by idle pulley and it is set to the second idler shaft upper idler, reduction gearing and same
Device is walked, wherein：First idler shaft is coupled with motor, synchronizer by idle pulley and reduction gearing respectively with two gear driven gears and
Differential mechanism is coupled.
The engine by clutch assembly and the first input shaft and the second input shaft and the first output device and
Second output device is connected.
A gear and three/five gear driving gears are equipped on first input shaft successively.
Four/six gears and two gear driving gear are equipped on second input shaft successively.
First output device includes：First jackshaft and two synchronizers being set on the first jackshaft,
Wherein：The both sides of each synchronizer are respectively equipped with two driven gears, a gear, three gears, four gears and two four driven gears of gear according to
It is secondary to be meshed with a gear, three/five gears, four/six gears and two gear driving gear.
Second output device includes：Second jackshaft and two synchronizers being set on the second jackshaft,
Reversed jackshaft and two idle pulleys that reverse gear being set on reversed jackshaft, wherein：The side of third synchronizer is equipped with three/
Five driven gears that are meshed of gear driving gears, the both sides of the 4th synchronizer are respectively equipped with two driven gears respectively with four/six
Gear driving gear and second idle pulley that reverses gear are meshed, and reversed jackshaft is equipped with first idle pulley that reverses gear and keeps off driving gear with one and mutually nibble
It closes.
It is respectively equipped with main deceleration driving gear on first output device and the second output device, wherein：First He
The main deceleration driving gear of second output device is meshed with differential mechanism by main reduction driven gear.
Reduction gearing on second idler shaft is meshed by main reduction driven gear with differential mechanism and constitutes
Three output devices.
Technique effect
Compared with prior art, driving motor is arranged on jackshaft by idler mechanism for the present apparatus, improves space
Utilization rate is conducive to the arrangement of interior other components；The present apparatus is provided with a synchronizer in motor idler mechanism and can disconnect
With the connection of two gear driven gears.When the synchronizer connects, and changes even number gear, due to the influence of motor inertia, synchronous inertia increases
Greatly, it is necessary to which electric machine speed regulation could shift gears, and when high-pressure system failure or electrical fault, then gearbox can not change to even number number
Gear, cisco unity malfunction.And disconnect the synchronizer, then inertia is synchronized almost without increase, and the vehicle of the hybrid power system is housed
, it can be in high-pressure system failure or electrical fault, still with engine mode normal operation.
Description of the drawings
Fig. 1 is 1 schematic diagram of embodiment；
In figure：It is clutch driving shaft 1, the first input shaft 2, the second input shaft 3, the first jackshaft 4, the second jackshaft 5, anti-
To jackshaft 6, motor shaft 7, the first idler shaft 8, the second idler shaft 9, differential mechanism DIFF, two plane idle pulley power coupling structures
EMU, engine CE, motor EM, reversed driven gear R, motor gear MG, main reduction driven gear RG, the first~the 5th synchronize
Device A~E, first clutch C1, second clutch C2, a gear, two gears, three/five gears, four/six gear driving gear D1~D4, one~
Six gear driven gear G1~G6, first~third motor idle pulley I1~I3, the first main deceleration driving gear OG1, the second main deceleration
The main deceleration driving gear OG3 of driving gear OG2, third, first reverse gear idle pulley M1, second reverse gear idle pulley M2, the first output device
OUT1, the second output device OUT2, third output device OUT3.
Specific implementation mode
As shown in Figure 1, the present apparatus includes：The output dresses of the first output device OUT1 being connected respectively with engine CE and second
Set OUT2, and two plane idle pulley power coupling structure EMU being connected with two gear driven gear G2 and differential mechanism DIFF, this is two flat
Face idle pulley power coupling structure includes：By idle pulley couple two idler shafts 8,9 and be set to lazy on the second idler shaft 9
I3, reduction gearing OG3 and synchronizer E are taken turns, wherein：First idler shaft 8 is coupled with motor EM, and synchronizer passes through idle pulley I3 and deceleration
Gear OG3 is coupled with the first output device OUT1 and differential mechanism DIFF respectively.
The engine CE passes through clutch assembly and the first input shaft 2 and the second input shaft 3 and first output dress
OUT1 and the second output device OUT2 is set to be connected.
First input shaft 2 is rotatably coaxially arranged along clutch driving shaft 1.
Second input shaft 3 and clutch driving shaft 1 are coaxially arranged, can surround the first input shaft 2 and rotate.
The torque of clutch driving shaft 1 is selectively transmitted to first by first and second the clutch C1 and C2 respectively
On the second input shaft 2 and 3.Therefore, when first clutch C1 is engaged, the torque of clutch driving shaft 1 is passed to first
On input shaft 2, while when second clutch C2 is engaged, the torque of clutch driving shaft 1 is passed on the second input shaft 3.
One gear and three/five gear driving gear D1 and D3 is fixedly mounted on the first input shaft 2, wherein three/five gears
Driving gear D3 is close to the end of the second input shaft 3.In addition, two gears and four/six gear driving gear D2 and D4 are fixedly mounted on the
On two input shafts 3, wherein two gear driving gear D2 is close to engine CE.
Therefore, the order of placement of driving gear be one gear, three/five gear, four/six gear and two gear driving gear, i.e. D1, D3,
D4 and D2.
The first output device OUT1 includes：First jackshaft 4 and be set on the first jackshaft two it is same
Device A, B are walked, wherein：The both sides of each synchronizer are respectively equipped with two driven gears G1, G3, G4, G2, and four driven gears are successively
It is meshed with a gear, two gears, three/five gears and four/six gear driving gear D1, D2, D3 and D4, two keep off driven gear G2 and are set to
Idle pulley I3 engagements on second idler shaft 9.
The second output device OUT2 includes：Second jackshaft 5 and be set on the second jackshaft two it is same
Device C, D, reversed jackshaft and two gears (M1, M2) being set on reversed jackshaft 6 are walked, wherein：Third synchronizer C's
Side be equipped with the both sides of driven gear G5, the 4th synchronizer D being meshed three/five gear driving gear D3 be respectively equipped with two from
Moving gear G6, R are meshed with four/six gear driving gear D4 and M2 gears respectively.
Be respectively equipped on the first output device OUT1 and the second output device OUT2 main deceleration driving gear OG1,
OG2。
Reduction gearing OG3 and differential mechanism DIFF on second idler shaft 9 is nibbled by main reduction driven gear RG phases
Merge and constitutes third output device OUT3.
According to the hybrid electric drive system of the present embodiment above-described embodiment, driving motor is arranged on jackshaft, therefore
Compared with the mode on hollow input shaft is arranged with motor in the prior art, motor position is more flexible；Pass through with motor
For one separation clutch compared with the mode that reverse gear shaft is connected, motor has multiple optional gears, requires to reduce to choice of electrical machine,
Power can be selected to be transmitted to two gear driven gears by synchronizer E simultaneously, or directly transfer power to main reduction driven
Gear RG realizes high motor operation efficiency.
Pure electric vehicle scheme one：
5th synchronizer E engagement third motor idle pulley I3, two gear driven gears of the second synchronizer B engagements, power is from first
Output mechanism OUT1 outputs；The 5th synchronizer E engagement third motors idle pulley I3, the second synchronizer B engagements four is kept to keep off driven tooth,
Power is exported from the first output mechanism OUT1；Keep the 5th synchronizer E engagement third motors idle pulley I3, the 4th synchronizer D engagements
Six gear driven tooths, power are exported from the second output mechanism OUT2.
Pure electric vehicle scheme two：
The first~tetra- synchronizer A~D is all disengaged, and the 5th synchronizer E engages the main deceleration driving gear OG3 of third, power
Directly exported from third output mechanism OUT3, there is shortest transmission path, and no longer just connected with input shaft, can to avoid from
Clutch pulls the influence of torque, efficient.
Hybrid power/driving charging scheme one：
5th synchronizer E engages third motor idle pulley I3, and motor power can be synchronized by the second synchronizer B or the 4th
Device D is transmitted to the first or second output mechanism OUT1 and OUT2, and is coupled to form each hybrid power gear with engine power
Position.
Hybrid power/driving charging scheme two：
5th synchronizer E engages the main deceleration driving gear OG3 of third, and motor power can be for delivery to third output mechanism
OUT3, and be coupled to form each hybrid power gear with engine power.
Engine mode：
5th synchronizer E is in middle position, engine by first and second clutch C1, C2 and the first~tetra- synchronizer A~
D can select one~six gear driven gear G1~G6 output power.And it since the 5th synchronizer E is in middle position, can disconnect
The connection of motor power and third motor idle pulley I3, it is only one so that the synchronization inertia of engine driving part two, four, six is increased
Gear, on the shift of each gear of engine mode without influence.
Parking charging/static startup engine：
5th synchronizer E engages third motor idle pulley I3, other all synchronizers are located at middle position, and first clutch C is closed,
Engine power can charge for delivery to motor；Motor power can also be transmitted to engine, start engine.
Also, according to the hybrid electric drive system of embodiment, since sky is reasonably utilized in hybrid electric drive system
Between, therefore also help the arrangement of interior other components.
Also, dual-clutch transmission is applied to the vehicle with hybrid electric drive system, double clutch can be played
The characteristics of speed changer, further increases economy and dynamic property.
Above-mentioned specific implementation can by those skilled in the art under the premise of without departing substantially from the utility model principle and objective with
Different modes carries out it local directed complete set, and the scope of protection of the utility model is subject to claims and not by above-mentioned specific
Implementation is limited, and each implementation within its scope is by the constraint of the utility model.
Claims (5)
1. a kind of multi-mode hybrid drive system based on dual-clutch transmission, which is characterized in that including：Respectively with hair
Motivation connected the first output device and the second output device, and keep off driven gear and differential mechanism with the two of the first output device
Two connected plane idle pulley power coupling structures, the two planes idle pulley power coupling structure include：Two coupled by idle pulley
The idler shaft and idle pulley being set on the second idler shaft, reduction gearing and synchronizer, wherein：First idler shaft and motor coupling
It closes, synchronizer is coupled with two gear driven gears and differential mechanism respectively by idle pulley and reduction gearing；
First output device includes：First jackshaft and two synchronizers being set on the first jackshaft, wherein：
The both sides of each synchronizer are respectively equipped with two driven gears, and a gear, three gears, four gears and two four driven gears of gear are successively with one
Gear, three/five gears, four/six gears and two gear driving gear are meshed.
2. the multi-mode hybrid drive system according to claim 1 based on dual-clutch transmission, characterized in that
A gear and three/five gear driving gears are equipped on first input shaft successively；On second input shaft successively
Equipped with four/six gears and two gear driving gear.
3. the multi-mode hybrid drive system according to claim 1 based on dual-clutch transmission, characterized in that
Second output device includes：Second jackshaft and two synchronizers being set on the second jackshaft, reversed centre
Axis and two teeth being set on reversed jackshaft, wherein：The side of third synchronizer is equipped with and three/five gear driving gear phases
The driven gear of engagement, the both sides of the 4th synchronizer be respectively equipped with two driven gears respectively with four/six gear driving gears and the
Two idle pulleys that reverse gear are meshed, and reversed jackshaft is meshed equipped with first idle pulley that reverses gear with a gear driving gear.
4. the multi-mode hybrid drive system according to claim 1 based on dual-clutch transmission, characterized in that
It is respectively equipped with main deceleration driving gear on first output device and the second output device.
5. the multi-mode hybrid drive system according to claim 1 based on dual-clutch transmission, characterized in that
Reduction gearing on second idler shaft is meshed by main reduction driven gear with differential mechanism and constitutes third output dress
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634535.XU CN207607346U (en) | 2017-11-30 | 2017-11-30 | Multi-mode hybrid drive system based on dual-clutch transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634535.XU CN207607346U (en) | 2017-11-30 | 2017-11-30 | Multi-mode hybrid drive system based on dual-clutch transmission |
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| Publication Number | Publication Date |
|---|---|
| CN207607346U true CN207607346U (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721634535.XU Active CN207607346U (en) | 2017-11-30 | 2017-11-30 | Multi-mode hybrid drive system based on dual-clutch transmission |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086503A (en) * | 2018-10-23 | 2020-05-01 | 上海汽车变速器有限公司 | Start control method for double-clutch hybrid transmission |
| CN111251874A (en) * | 2018-11-30 | 2020-06-09 | 比亚迪股份有限公司 | Power driving system and vehicle with same |
| CN111251868A (en) * | 2018-11-30 | 2020-06-09 | 比亚迪股份有限公司 | Power driving system and vehicle |
| CN111251860A (en) * | 2018-11-30 | 2020-06-09 | 比亚迪股份有限公司 | Power driving system and vehicle |
| DE102020131917A1 (en) | 2020-12-02 | 2022-06-02 | Audi Aktiengesellschaft | Hybrid powertrain for a hybrid powered vehicle |
-
2017
- 2017-11-30 CN CN201721634535.XU patent/CN207607346U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111086503A (en) * | 2018-10-23 | 2020-05-01 | 上海汽车变速器有限公司 | Start control method for double-clutch hybrid transmission |
| CN111251874A (en) * | 2018-11-30 | 2020-06-09 | 比亚迪股份有限公司 | Power driving system and vehicle with same |
| CN111251868A (en) * | 2018-11-30 | 2020-06-09 | 比亚迪股份有限公司 | Power driving system and vehicle |
| CN111251860A (en) * | 2018-11-30 | 2020-06-09 | 比亚迪股份有限公司 | Power driving system and vehicle |
| CN111251874B (en) * | 2018-11-30 | 2022-09-09 | 比亚迪股份有限公司 | Power driving system and vehicle with same |
| DE102020131917A1 (en) | 2020-12-02 | 2022-06-02 | Audi Aktiengesellschaft | Hybrid powertrain for a hybrid powered vehicle |
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