CN205059230U - Hybrid vehicle power coupled system - Google Patents
Hybrid vehicle power coupled system Download PDFInfo
- Publication number
- CN205059230U CN205059230U CN201520800757.9U CN201520800757U CN205059230U CN 205059230 U CN205059230 U CN 205059230U CN 201520800757 U CN201520800757 U CN 201520800757U CN 205059230 U CN205059230 U CN 205059230U
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- Prior art keywords
- gear
- shifting
- coupled system
- power
- shifting gear
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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
Abstract
The utility model provides a hybrid vehicle power coupled system, include: engine (10), generator (11), with engine (10) are coaxial to link to each other, clutch (20) set up engine (10) with between generator (11), driving motor (12), through transmission respectively with clutch (20) and differential mechanism (30) link to each other, transmission is including all setting up synchronous ware (70), a profile modified gear (71) and the 2nd profile modified gear (72) on driving motor output shaft (120), synchronous ware (70) are used for control a profile modified gear (71) or the 2nd profile modified gear (72) with driving motor output shaft (120) are synchronous to be combined or the separation. The utility model discloses can effectively improve hybrid vehicle's dynamic property and economic nature.
Description
Technical field
The utility model relates to new-energy automobile field, particularly relates to a kind of hybrid electric vehicle power coupled system.
Background technology
Along with the shortage of oil resources and the raising of people's environmental consciousness, and the requirement of more and more stricter legislations of environmental protection, in the urgent need to the environmental protection automobile product of the energy and anti-emission carburetor or even zero-emission can be saved.For this reason, countries in the world government and each large Automobile manufacturing commercial city are going into overdrive to develop various dissimilar new-energy automobile.Compared with traditional combustion engine, hybrid vehicle refers to the vehicle using two or more energy source.
Modal oil-electric vehicle (Hybridelectricvehicle is called for short HEV) has driving engine and electrical motor, driving engine fuel consumption, the electric energy of traction motor consumption of power battery.In recent years, study hotspot is become for the power-driven system of hybrid vehicle and mode of operation thereof.
Drive and direct motor drive because hybrid power system relates to conventional engines, structure is more complicated often, takes up room comparatively large, affects the layout of vehicle miscellaneous part.Compare at present in the motor parallel formula hybrid power system of main flow on the one hand, be generally that motor adopts tray type structure, be arranged between driving engine and change-speed box, take certain axial dimension, cause dynamic assembly axial length large, difficult arrangement on car load.Owing to being subject to dimensional restriction, the power of motor is generally little, and pure electronic lower tractive performance is poor.On the other hand, generally adopt one grade of gear structure in the scheme of current hybrid power gearbox integrate motor, general little employing many grades of gear structures, obtain dynamic property and economy is all satisfied with often more difficult.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of hybrid electric vehicle power coupled system improving dynamic property and economy.
In order to solve the problems of the technologies described above, the utility model provides a kind of hybrid electric vehicle power coupled system, comprising:
Driving engine;
Electrical generator, is coaxially connected with described driving engine;
Power-transfer clutch, is arranged between described driving engine and described electrical generator;
Drive motor, is connected with diff with described power-transfer clutch respectively by driving device;
Described driving device comprises the synchro be all arranged on drive motor output shaft, the first shifting gear and the second shifting gear, and described synchro is for controlling described first shifting gear or described second shifting gear combines with described drive motor output shaft synchronous or is separated.
Wherein, described driving device also comprises:
First gear, the second gear, the 3rd gear, the 4th gear, the 5th gear and tween drive shaft;
Described first gear is connected with the secondary part of described power-transfer clutch;
Described second gear, described 3rd gear and described 4th gear are all arranged on described tween drive shaft, and described second gear is meshed with described first gear and described second shifting gear respectively, and described 3rd gear is meshed with described first shifting gear;
Described 5th gear is arranged on the driving shaft, and described 5th gear is meshed with described 4th gear and is connected with described diff.
Wherein, between described first shifting gear and described 3rd gear, and different transmitting ratios is formed respectively between described second shifting gear from described second gear.
Wherein, described synchro is arranged between described first shifting gear and described second shifting gear.
Wherein, described hybrid electric vehicle power coupled system also comprises:
Shock absorber, is arranged between described driving engine and described power-transfer clutch, and the input end of described shock absorber is connected with described driving engine, and the mouth of described shock absorber is connected with the A end of described power-transfer clutch.
The hybrid electric vehicle power coupled system of the utility model embodiment, by arranging two shifting gears on drive motor output shaft, and control it by synchro and to combine with drive motor output shaft synchronous or be separated, the power of drive motor can be exported via two output routes, provide two gears, effectively improve dynamic property and economy.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment cell mixed power automobile dynamic coupling system.
Fig. 2 is the control flow schematic diagram of the utility model embodiment hybrid electric vehicle power coupled system.
Fig. 3 is the schematic diagram that the utility model embodiment hybrid electric vehicle power coupled system works in electric-only mode.
Fig. 4 is another schematic diagram that the utility model embodiment hybrid electric vehicle power coupled system works in electric-only mode.
Fig. 5 is that the utility model embodiment hybrid electric vehicle power coupled system works in the schematic diagram increasing journey pattern.
Fig. 6 is that the utility model embodiment hybrid electric vehicle power coupled system works in another schematic diagram increasing journey pattern.
Fig. 7 is the schematic diagram that the utility model embodiment hybrid electric vehicle power coupled system works in mixed mode.
Fig. 8 is another schematic diagram that the utility model embodiment hybrid electric vehicle power coupled system works in combination drive pattern.
Detailed description of the invention
The explanation of following embodiment is with reference to accompanying drawing, can in order to the specific embodiment implemented in order to example the utility model.The direction that the utility model is mentioned and position term, such as " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " top ", " bottom ", " side " etc., be only the direction with reference to accompanying drawing or position.Therefore, the direction of use and position term are in order to illustrate and to understand the utility model, but not the restriction to the utility model protection domain.
Please refer to shown in Fig. 1, the utility model embodiment provides a kind of hybrid electric vehicle power coupled system, comprising:
Driving engine 10;
Electrical generator 11, is coaxially connected with driving engine 10;
Power-transfer clutch 20, is arranged between driving engine 10 and electrical generator 11;
Drive motor 12, is connected with diff 30 with power-transfer clutch 20 respectively by driving device;
Driving device comprises and is all arranged at synchro 70, first shifting gear 71 on drive motor output shaft 120 and the second shifting gear 72, and synchro 70 is for controlling the first shifting gear 71 or the second shifting gear 72 synchronously combines or be separated with drive motor output shaft 120.
Power-transfer clutch 20 comprises the A end and secondary part that cooperatively interact, and the A end of power-transfer clutch 20 and the output shaft 100 of driving engine 10 fix.
In the present embodiment, driving device also comprises:
First gear 21, second gear 22, the 3rd gear 23, the 4th gear 24, the 5th gear 25 and tween drive shaft 210;
First gear 21 is connected with the secondary part of power-transfer clutch 20;
Second gear 22, the 3rd gear 23 and the 4th gear 24 are all arranged on tween drive shaft 210, and the second gear 22 is meshed with the first gear 21 and the second shifting gear 72 respectively, and the 3rd gear 23 is meshed with the first shifting gear 71;
5th gear 25 is arranged on axle drive shaft 50, and the 5th gear 25 is meshed with the 4th gear 24 and is connected with diff 30.
Synchro 70 is arranged between the first shifting gear 71 and the second shifting gear 72.
The utility model embodiment by arranging two shifting gears on the output shaft 120 of drive motor 12, and control it by synchro 70 and synchronously combine or be separated with output shaft 120, specifically, between first shifting gear 71 and the 3rd gear 23, and second shifting gear 72 form different transmitting ratios respectively between the second gear 22, the power of drive motor 12 can be exported via two output routes, provide two gears, effectively improve dynamic property and economy.
In addition, in the present embodiment, driving engine 10 is coaxially connected with electrical generator 11, and structure is more compact, and because will save extra driving device therebetween, driving efficiency is higher.Thus, the output shaft 100 of the driving engine 10 shown in Fig. 1 is same axle with the motor shaft 110 of electrical generator 11.
For cushioning and vibration damping the output of driving engine 10, the present embodiment also comprises shock absorber 40, is arranged between driving engine 10 and power-transfer clutch 20, and the input end of shock absorber 40 is connected with driving engine 10, and the mouth of shock absorber 40 is connected with the A end of power-transfer clutch 20.Concrete, shock absorber 10 can be torsional vibration damper or fluid coupling.
Diff 30 is connected with drive wheel 60 by axle drive shaft 50.
In the present embodiment, as another kind of implementation, power-transfer clutch 20 is double-clutch, and this double-clutch comprises first clutch and second clutch, and the secondary part of first clutch is connected with electrical generator 11, and the secondary part of second clutch is connected with driving device.
The electric powered motor coupled system of said structure, each component layouts is reasonable, compact conformation, is conducive to assembling and saves space, improve interior space degree of utilization.
The dynamic coupling system of the utility model embodiment has electric-only mode, increases journey pattern and combination drive pattern, automatically the switching of Three models can be realized according to SOC value of battery and speed of a motor vehicle demand, thus, the control flow of the utility model embodiment hybrid electric vehicle power coupled system, please refer to shown in Fig. 2, comprising:
Step 21, judges the magnitude relationship of SOC value of battery and first threshold, or judges the magnitude relationship of SOC value of battery and first threshold and the magnitude relationship of the speed of a motor vehicle and Second Threshold simultaneously;
Step S22, according to judged result, switch the mode of operation of described electric powered motor coupled system, and under described mode of operation, control synchro makes the first shifting gear or the second shifting gear be combined with drive motor output shaft synchronous, and the power of drive motor is exported via the first shifting gear or the second shifting gear.
Particularly, respectively as shown in Figure 3, Figure 4, when step S21 judges SOC value of battery higher than first threshold, step S22 comprises: control driving engine 10, electrical generator 11 all do not work, cut-off clutch 20, synchro 70 allows the first shifting gear 71 or the second shifting gear 72 synchronously with drive motor output shaft 120 combine, and (if the first shifting gear 71 is synchronously combined with drive motor output shaft 120, then the second shifting gear 72 is released state with drive motor output shaft 120, if the second shifting gear 72 and drive motor output shaft 120 synchronously combine, then the first shifting gear 71 is released state with drive motor output shaft 120), the power of drive motor 12 is through first shifting gear 71 to the three gear 23(Fig. 3) or through second shifting gear 72 to the second gear 22(Fig. 4), and then through the 4th gear 24, diff 30 is passed to after 5th gear 25 double reduction, through diff 30 by transmission of power to drive wheel 60, now vehicle travels at low-speed region with electric-only mode, power transmission line is respectively as shown in arrow in Fig. 3 and Fig. 4.
Again respectively as shown in Figure 5, Figure 6, when step S21 judge SOC value of battery lower than first threshold and the speed of a motor vehicle lower than Second Threshold time, step S22 comprises: control cut-off clutch 20, driving engine 10 drive electrical generators 11 generates electricity, to charge to battery or to power to drive motor 12, synchro 70 allows the first shifting gear 71 or the second shifting gear 72 synchronously with drive motor output shaft 120 combine, and (if the first shifting gear 71 is synchronously combined with drive motor output shaft 120, then the second shifting gear 72 is released state with drive motor output shaft 120; If the second shifting gear 72 and drive motor output shaft 120 synchronously combine, then the first shifting gear 71 is released state with drive motor output shaft 120), the power of drive motor 12 is through first shifting gear 71 to the three gear 23(Fig. 5) or through second shifting gear 72 to the second gear 22(Fig. 6), and then diff 30 is passed to after the 4th gear 24, the 5th gear 25 double reduction, through diff 30 by transmission of power to drive wheel 60, now vehicle travels to increase journey pattern, and power transmission line is respectively as shown in arrow in Fig. 5 and Fig. 6.
Again respectively as shown in Figure 7, Figure 8, when step S21 judge SOC value of battery lower than first threshold and the speed of a motor vehicle higher than Second Threshold time, step S22 comprises: control clutch 20 combines, and a power part for driving engine 10 arrives tween drive shaft 210 through the first gear 21, second gear 22; Synchro 70 allows the first shifting gear 71 or the second shifting gear 72 synchronously with drive motor output shaft 120 combine, and (if the first shifting gear 71 is synchronously combined with drive motor output shaft 120, then the second shifting gear 72 is released state with drive motor output shaft 120; If the second shifting gear 72 and drive motor output shaft 120 synchronously combine, then the first shifting gear 71 is released state with drive motor output shaft 120), the power of drive motor 12 is through first shifting gear 71 to the three gear 23(Fig. 7) or through second shifting gear 72 to the second gear 22(Fig. 8), with a part of power coupling of aforementioned driving engine 10, after the 4th gear 24, the 5th gear 25 double reduction, pass to diff 30 again, through diff 30 by transmission of power to drive wheel 60; Another part power drive electrical generators 11 of driving engine 10 generates electricity, and to charge to battery or to power to drive motor 12, now vehicle travels with combination drive pattern, and power transmission line is respectively as shown in arrow in Fig. 7 and Fig. 8.
In above-mentioned increasing journey pattern, because SOC value of battery is lower, electrical generator 11 uses as starter motor, for start the engine 10, makes driving engine 10 drive electrical generators 11 to battery charging or powers to drive motor 12; When automobile needs to run at high speed, electrical generator 11 will use as starter motor equally, and for start the engine 10, driving engine 10 output drive strength square, drive motor 12 assistive drive, enter combination drive pattern.
Above-mentioned Three models embodies as follows with form:
First threshold is for judging the height of SOC value of battery, Second Threshold is for judging the height of the speed of a motor vehicle, the present embodiment does not limit the span of first threshold and Second Threshold, usually can according to concrete control policy free setting, under different control policies, the value of first threshold and Second Threshold is all not quite similar.After setting first threshold and Second Threshold, then automatic decision automatically switching between Three models according to judged result.
In addition, during automobile brake, drive motor 12 produces lock torque brake wheel, is charged by generation inducing current simultaneously, realize the recovery of braking energy in its motor winding to battery.Thus, the control method of the present embodiment also comprises:
Control described drive motor when braking and produce lock torque, and produce inducing current in the windings to charge to battery.
Above disclosedly be only the utility model preferred embodiment, certainly can not limit the interest field of the utility model with this, therefore according to the equivalent variations that the utility model claim is done, still belong to the scope that the utility model is contained.
Claims (5)
1. a hybrid electric vehicle power coupled system, is characterized in that, comprising:
Driving engine (10);
Electrical generator (11), is coaxially connected with described driving engine (10);
Power-transfer clutch (20), is arranged between described driving engine (10) and described electrical generator (11);
Drive motor (12), is connected with diff (30) with described power-transfer clutch (20) respectively by driving device;
Described driving device comprises the synchro (70) be all arranged on drive motor output shaft (120), the first shifting gear (71) and the second shifting gear (72), and described synchro (70) is for controlling described first shifting gear (71) or described second shifting gear (72) is synchronous with described drive motor output shaft (120) combines or be separated.
2. hybrid electric vehicle power coupled system according to claim 1, is characterized in that, described driving device also comprises:
First gear (21), the second gear (22), the 3rd gear (23), the 4th gear (24), the 5th gear (25) and tween drive shaft (210);
Described first gear (21) is connected with the secondary part of described power-transfer clutch (20);
Described second gear (22), described 3rd gear (23) and described 4th gear (24) are all arranged on described tween drive shaft (210), described second gear (22) is meshed with described first gear (21) and described second shifting gear (72) respectively, and described 3rd gear (23) is meshed with described first shifting gear (71);
Described 5th gear (25) is arranged on axle drive shaft (50), and described 5th gear (25) is meshed with described 4th gear (24) and is connected with described diff (30).
3. hybrid electric vehicle power coupled system according to claim 2, it is characterized in that, between described first shifting gear (71) and described 3rd gear (23), and form different transmitting ratios respectively between described second shifting gear (72) from described second gear (22).
4. hybrid electric vehicle power coupled system according to claim 1, is characterized in that, described synchro (70) is arranged between described first shifting gear (71) and described second shifting gear (72).
5. hybrid electric vehicle power coupled system according to claim 1, is characterized in that, described hybrid electric vehicle power coupled system also comprises:
Shock absorber (40), be arranged between described driving engine (10) and described power-transfer clutch (20), the input end of described shock absorber (40) is connected with described driving engine (10), and the mouth of described shock absorber (40) is connected with the A end of described power-transfer clutch (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520800757.9U CN205059230U (en) | 2015-10-13 | 2015-10-13 | Hybrid vehicle power coupled system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520800757.9U CN205059230U (en) | 2015-10-13 | 2015-10-13 | Hybrid vehicle power coupled system |
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| Publication Number | Publication Date |
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| CN205059230U true CN205059230U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520800757.9U Withdrawn - After Issue CN205059230U (en) | 2015-10-13 | 2015-10-13 | Hybrid vehicle power coupled system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585362A (en) * | 2015-10-13 | 2017-04-26 | 广州汽车集团股份有限公司 | Dynamic coupling system of hybrid electric vehicle and control method of dynamic coupling system |
| CN107234963A (en) * | 2016-03-28 | 2017-10-10 | 长城汽车股份有限公司 | Power drive system and the vehicle with it |
| CN109664747A (en) * | 2018-12-30 | 2019-04-23 | 宁波吉利罗佑发动机零部件有限公司 | A kind of driving device and hybrid power driving method for hybrid vehicle |
-
2015
- 2015-10-13 CN CN201520800757.9U patent/CN205059230U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585362A (en) * | 2015-10-13 | 2017-04-26 | 广州汽车集团股份有限公司 | Dynamic coupling system of hybrid electric vehicle and control method of dynamic coupling system |
| CN107234963A (en) * | 2016-03-28 | 2017-10-10 | 长城汽车股份有限公司 | Power drive system and the vehicle with it |
| CN109664747A (en) * | 2018-12-30 | 2019-04-23 | 宁波吉利罗佑发动机零部件有限公司 | A kind of driving device and hybrid power driving method for hybrid vehicle |
| CN109664747B (en) * | 2018-12-30 | 2020-05-19 | 宁波吉利罗佑发动机零部件有限公司 | Driving device for hybrid vehicle and hybrid driving method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160302 Effective date of abandoning: 20190531 |
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| AV01 | Patent right actively abandoned |