CN104118308A - Multi-mode power coupling mechanism for hybrid electric vehicle - Google Patents
Multi-mode power coupling mechanism for hybrid electric vehicle Download PDFInfo
- Publication number
- CN104118308A CN104118308A CN201410363841.9A CN201410363841A CN104118308A CN 104118308 A CN104118308 A CN 104118308A CN 201410363841 A CN201410363841 A CN 201410363841A CN 104118308 A CN104118308 A CN 104118308A
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- China
- Prior art keywords
- source input
- input shaft
- propulsion source
- coupling mechanism
- output shaft
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The invention relates to a multi-mode power coupling mechanism for a hybrid electric vehicle. The multi-mode power coupling mechanism comprises a first power source input shaft (I1), a second power source input shaft (I2) and an output shaft (O) in drive connection with wheels, wherein the first power source input shaft (I1) and the second power source input shaft (I2) are arranged in parallel, and the second power source input shaft (I2) and the output shaft (O) in drive connection with the wheels are coaxially arranged; the first power source input shaft (I1) is selectively in rotary drive connection with the second power source input shaft (I2) or the output shaft (O) mutually exclusively. Compared with the prior art, the maximum characteristic mode is achieved through fewer elements and the optimized switching connection relation, and the requirement for multi-mode application of hybrid power, particularly PHEV hybrid power, can be met.
Description
Technical field
The present invention relates to a kind of power coupling mechanism, especially relate to a kind of Hybrid Vehicle multi-mode power coupling mechanism
Background technology
For traditional combustion engine vehicle, the function of change-speed box only comprises that combustion motor outputting power characteristic mates with vehicle wheel side power demand, for Hybrid Vehicle automatic transmission with hydraulic torque converter, need it to be coupled to multi power source outputting power, realize power coupling function, drive to complete hybrid power, and require it multi power source to be carried out to above-mentioned dynamic property coupling simultaneously.
For light mixed, in mixed and mixed vehicle by force, when driving, combustion engine is main power source, motor only plays and is similar to pure electronic starting and optimizes and revises the booster actions such as engine working point, therefore for above-mentioned situation, the dynamic property coupling design of automatic transmission with hydraulic torque converter is mainly for combustion engine.And plug-in hybrid (PHEV) automobile comprises two kinds of mode of operations conventionally, electric quantity consumption (CD) and electric weight maintain (CS) pattern.The former is using motor as independent power source, and the latter is using driving engine as main power, using motor as auxiliary power source, so just require a set of above-mentioned power coupling mechanism simultaneous adaptation motor and the distinct power producing characteristics of combustion engine, this design for power coupling mechanism is a major challenge, especially in the time that whole Power Train only comprises a motor, above-mentioned contradiction is more outstanding.
Therefore, in the time of design motivation coupling mechanism, multi power source is connected topological relation with wheel power be its core content, and this is also one of technical matters now urgently to be resolved hurrily.Application number is that 201310660224.0 Chinese patent discloses the electric hybrid-electric car multi-mode of a kind of oil drive system, and second motor one end of this drive system is connected with driving engine, and the other end is connected with the second rotor axis of electric; One end of first clutch is connected with the second rotor axis of electric, and the other end is connected with gear ring by driving device; The first motor is connected with second clutch and sun wheel respectively by the first motor shaft, and second clutch is connected with gear ring; Drg is connected with gear ring; Pinion carrier is connected with drive axle, and drive axle is connected with two wheels respectively by two semiaxis; ECU is connected with electric machine controller, and electric machine controller is connected with the first motor and the second motor respectively, and ECU is also connected with first clutch, second clutch and drg respectively, and the available work pattern card that it can possess is referring to table 1.
Table 1 application number is the available work pattern analysis of 201310660224.0 Chinese patents
Summary of the invention
Object of the present invention is exactly to provide a kind of by the connection arrangement relation of simplifying in order to overcome the defect that above-mentioned prior art exists, and can realize the Hybrid Vehicle multi-mode power coupling mechanism of the multi-mode arrangements of power system scheme that meets vehicle user demand.
Object of the present invention can be achieved through the following technical solutions:
A kind of Hybrid Vehicle multi-mode power coupling mechanism, comprising:
The first propulsion source input shaft, the second propulsion source input shaft, drive with wheel the output shaft being connected;
The first described propulsion source input shaft and the second described propulsion source input shaft are arranged in parallel, and the second propulsion source input shaft drives the output shaft being connected to be coaxially arranged with wheel;
The described optional mutual exclusion of the first propulsion source input shaft ground rotarilys actuate and is connected with the second propulsion source input shaft or output shaft.
The first described propulsion source input shaft by the first synchronous switching mechanism and the first free gear or the optional mutual exclusion of the second free gear of on it, arranging be connected with the gear rotary actuation that is connected of second on gear or output shaft that is connected of first on the second propulsion source input shaft.
Described output shaft is optionally synchronizeed and is connected with the second propulsion source input shaft by the second synchronous switching mechanism.
The second described synchronous switching mechanism is arranged on output shaft.
The second described synchronous switching mechanism is arranged on the second propulsion source input shaft.
Described the second propulsion source input shaft and output shaft provide mutually radial support in end.
Also comprise the tween drive shaft connecting without outside.
Between described tween drive shaft and the second propulsion source input shaft and output shaft, there is respectively fixed speed ratio and variable-speed ratio.
Between described tween drive shaft and the second propulsion source input shaft and output shaft, there is respectively variable-speed ratio and fixed speed ratio.
Described variable-speed ratio is realized by steel band type stepless speed changing mechanism.
Compared with prior art, the present invention is by the element of simplifying, realize maximized feature mode by the switching annexation of optimizing, can meet the particularly multi-mode demand of PHEV hybrid power application of hybrid power, the possibility of utilizing different dynamic bang path successfully to realize the dynamic property coupling design to multiple propulsion source will increase greatly.So,, for being equipped with the PHEV of above-mentioned power coupling mechanism, will under the prerequisite that meets driving demand, can realize better fuel economy.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is structural representation of the present invention in embodiment 1;
Fig. 3 is structural representation of the present invention in embodiment 2;
Fig. 4 is structural representation of the present invention in embodiment 3.
In figure, 1-motor, 2-steel band flower wheel, 3-steel band, 4-steel band driving wheel, 5-countershaft, 6-power-transfer clutch, 7-driving engine, 8-gear, 9-are handled cam, 10-gear, the synchronous switching mechanism of S1-first, the synchronous switching mechanism of S2-second, g1-the first free gear, g2-the second free gear, g3-first be connected gear, g4-second be connected gear, I1-the first propulsion source input shaft, I2-the second propulsion source input shaft, O-output shaft, N-tween drive shaft.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The specific structural features of Hybrid Vehicle multi-mode power coupling mechanism is described in conjunction with Fig. 1, and this mechanism comprises the first propulsion source input shaft I
1, the second propulsion source input shaft I
2, drive with wheel the output shaft O being connected.The first propulsion source input shaft I
1with the second propulsion source input shaft I
2be arranged in parallel, the second propulsion source input shaft I
2drive the output shaft O being connected to be coaxially arranged and radial support is provided mutually in end with wheel.Wherein, the first propulsion source input shaft I
1by the first synchronous switching mechanism S arranging on it
1with the first free gear g
1or the second free gear g
2optional mutual exclusion ground and the second propulsion source input shaft I
2on the first gear g that is connected
3or the gear g that is connected of second on output shaft O
4rotarily actuate and connect.Output shaft O is by the second synchronous switching mechanism S
2optionally with the second propulsion source input shaft I
2synchronous connection.The second synchronous switching mechanism S
2can be arranged on output shaft O, also can be arranged on the second propulsion source input shaft I
2on.
In addition also comprise the tween drive shaft N, tween drive shaft N and the second propulsion source input shaft I that connect without outside
2between axle and output shaft O, there is respectively fixed speed ratio i
g1with variable-speed ratio i
g2; Also can be configured to i
g1for variable-speed ratio i
g2for fixed speed ratio.
In conjunction with above-mentioned concrete structure, illustrate and be equipped with the multiple-working mode that the vehicle of Hybrid Vehicle multi-mode power coupling mechanism described herein possesses, specifically as shown in table 2.
The mode of operation of table 2 multi-mode power coupling mechanism
It is below concrete embodiment.
Embodiment 1
A kind of Hybrid Vehicle multi-mode power coupling mechanism, its structure as shown in Figure 1, comprises with motor 1 and rotarilys actuate the first propulsion source input shaft I being connected
1, for transmitting the second propulsion source input shaft I of driving engine 7 outputting powers
2and drive with rotation of wheel the output shaft O being connected by main reduction gear and diff.The second propulsion source input shaft I
2o is coaxially arranged with output shaft, and the two can provide mutually radial support in end.
Driving engine 7 passes to the second propulsion source input shaft I by power-transfer clutch 6 by outputting power
2.When being positioned at the synchronous switching mechanism S of second on output shaft O
2in the time of neutral gear position, the power of driving engine output can pass through gear 8, gear 10, countershaft 5, and steel band driving wheel 4, steel band 3 and steel band flower wheel 2 further pass to output shaft O with stepless gearing method.As the second synchronous switching mechanism S
2by the second propulsion source input shaft I
2while connection with output shaft O rotary actuation, the power that driving engine 7 is exported will be directly passed to output shaft O expeditiously.Consider the cost that steel band 3 is higher, also available gears spur gear pair coordinates the mode of inertial type of synchronizer to realize the variable-speed ratio between countershaft 5 and output shaft O.
Motor 1 is by bevel-gear sett and pair of straight gear, by transmission of power to the first propulsion source input shaft I
1; The first propulsion source input shaft I
1on be set with the first free gear g
1, the second free gear g
2, by being positioned in the middle of two free gears, and with the first propulsion source input shaft I
1the first coaxially arranged synchronous switching mechanism S
1, two free gears will be alternatively and the first propulsion source input shaft I
1rotarily actuate connect, and then the optional mutual exclusion of power of respectively motor 1 being exported pass to and the second propulsion source input shaft I
2the fixed first gear g that is connected
3and second the be connected gear g fixed with output shaft O
4, and then realize respectively motor 1 outputting power and driving engine 7 outputting powers conflux or motor 1 is connected with the rotary actuation of O axle.In addition, arrange and handle cam 9, realize the manipulation to two synchronous switching mechanisms simultaneously.
Embodiment 2
A kind of Hybrid Vehicle multi-mode power coupling mechanism, as shown in Figure 2, the key distinction is embodied in its structure compared with embodiment 1: in embodiment 1, the second propulsion source input shaft I
2rotarilyd actuate and be connected with countershaft 5 by fixed speed ratio gear 8 and gear 10, countershaft 5 is rotarilyd actuate and is connected with output shaft O by steel band type stepless speed changing mechanism; In embodiment 2, I
2axle is rotarilyd actuate and is connected with countershaft 5 by steel band type stepless speed changing mechanism, and countershaft 5 is rotarilyd actuate and is connected with output shaft O by fixed speed ratio gear 10 and gear 8.
Embodiment 3
A kind of Hybrid Vehicle multi-mode power coupling mechanism, as shown in Figure 3, the key distinction embodies both ways its structure compared with embodiment 1: 1) motor 1 is as the second propulsion source and the second propulsion source input shaft I
2rotarily actuate and connect, and driving engine 7 as the first propulsion source by power-transfer clutch 6 and three straight gears and I the first propulsion source input shaft I
1rotarily actuate and connect; 2) cancelled the second synchronous switching mechanism S
2, cancelled the second propulsion source input shaft I
2directly rotarily actuate with output shaft O the possibility being connected.
Claims (10)
1. a Hybrid Vehicle multi-mode power coupling mechanism, comprising:
The first propulsion source input shaft (I
1), the second propulsion source input shaft (I
2), drive with wheel the output shaft (O) being connected;
It is characterized in that,
The first described propulsion source input shaft (I
1) with described the second propulsion source input shaft (I
2) be arranged in parallel, the second propulsion source input shaft (I
2) drive the output shaft (O) being connected to be coaxially arranged with wheel;
The first described propulsion source input shaft (I
1) optional mutual exclusion ground and the second propulsion source input shaft (I
2) or the connection of output shaft (O) rotary actuation.
2. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 1, is characterized in that,
The first described propulsion source input shaft (I
1) by the first synchronous switching mechanism (S arranging on it
1) and the first free gear (g
1) or the second free gear (g
2) optional mutual exclusion ground and the second propulsion source input shaft (I
2) on the first gear (g that is connected
3) or output shaft (O) on the second gear (g that is connected
4) rotary actuation connection.
3. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 1, is characterized in that, described output shaft (O) is by the second synchronous switching mechanism (S
2) optional and the second propulsion source input shaft (I
2) synchronously connect.
4. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 3, is characterized in that, the second described synchronous switching mechanism (S
2) be arranged on output shaft (O).
5. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 3, is characterized in that, the second described synchronous switching mechanism (S
2) be arranged on the second propulsion source input shaft (I
2) on.
6. according to a kind of Hybrid Vehicle multi-mode power coupling mechanism described in any one in claim-5, it is characterized in that the second described propulsion source input shaft (I
2) provide mutually radial support in end with output shaft (O).
7. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 1, is characterized in that, also comprises the tween drive shaft (N) connecting without outside.
8. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 7, is characterized in that, described tween drive shaft (N) and the second propulsion source input shaft (I
2) and output shaft (O) between there is respectively fixed speed ratio and variable-speed ratio.
9. a kind of Hybrid Vehicle multi-mode power coupling mechanism according to claim 7, is characterized in that, described tween drive shaft (N) and the second propulsion source input shaft (I
2) and output shaft (O) between there is respectively variable-speed ratio and fixed speed ratio.
10. a kind of Hybrid Vehicle multi-mode power coupling mechanism described in any one according to Claim 8-9, is characterized in that, described variable-speed ratio is realized by steel band type stepless speed changing mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410363841.9A CN104118308B (en) | 2014-07-28 | A kind of Hybrid Vehicle multi-mode power coupling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410363841.9A CN104118308B (en) | 2014-07-28 | A kind of Hybrid Vehicle multi-mode power coupling mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104118308A true CN104118308A (en) | 2014-10-29 |
| CN104118308B CN104118308B (en) | 2017-01-04 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017265A (en) * | 2018-07-13 | 2018-12-18 | 燕山大学 | A kind of hybrid vehicle Multiple modes coupling four-wheel drive system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020040818A1 (en) * | 2000-10-11 | 2002-04-11 | Honda Giken Kogyo Kabushiki Kaisha | Power transmission mechanism |
| CN101149096A (en) * | 2007-10-25 | 2008-03-26 | 同济大学 | Hybrid power drive device based on mechanical automatic speed-changer |
| CN101879858A (en) * | 2010-07-13 | 2010-11-10 | 东风汽车公司 | Mixed power coupling device |
| CN102303522A (en) * | 2011-07-26 | 2012-01-04 | 同济大学 | Triaxial type active transmission device of automobile |
| CN203570941U (en) * | 2013-08-30 | 2014-04-30 | 河南科技大学 | Hybrid power tractor power divider and hybrid power tractor with the same |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020040818A1 (en) * | 2000-10-11 | 2002-04-11 | Honda Giken Kogyo Kabushiki Kaisha | Power transmission mechanism |
| CN101149096A (en) * | 2007-10-25 | 2008-03-26 | 同济大学 | Hybrid power drive device based on mechanical automatic speed-changer |
| CN101879858A (en) * | 2010-07-13 | 2010-11-10 | 东风汽车公司 | Mixed power coupling device |
| CN102303522A (en) * | 2011-07-26 | 2012-01-04 | 同济大学 | Triaxial type active transmission device of automobile |
| CN203570941U (en) * | 2013-08-30 | 2014-04-30 | 河南科技大学 | Hybrid power tractor power divider and hybrid power tractor with the same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017265A (en) * | 2018-07-13 | 2018-12-18 | 燕山大学 | A kind of hybrid vehicle Multiple modes coupling four-wheel drive system |
| CN109017265B (en) * | 2018-07-13 | 2021-10-01 | 燕山大学 | Multimode coupling four-wheel drive system of hybrid electric vehicle |
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