CN203974528U - A kind of novel electric vehicle dynamic coupling system - Google Patents
A kind of novel electric vehicle dynamic coupling system Download PDFInfo
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- CN203974528U CN203974528U CN201420395727.XU CN201420395727U CN203974528U CN 203974528 U CN203974528 U CN 203974528U CN 201420395727 U CN201420395727 U CN 201420395727U CN 203974528 U CN203974528 U CN 203974528U
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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 kind of novel electric vehicle dynamic coupling system, comprising: electrical generator (11); Driving engine (10), is connected with described electrical generator (11) by speed raising apparatus; 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.The electric powered motor coupled system of the utility model embodiment, owing to being provided with speed raising apparatus between driving engine (10) and electrical generator (11), can realizing rotating speed and promote from driving engine (10) to electrical generator (11), improve generating efficiency; And each component layouts is reasonable, compact conformation, is conducive to assembling and saves space, has improved interior space degree of utilization.
Description
Technical field
The utility model relates to new-energy automobile field, relates in particular to a kind of novel electric vehicle dynamic coupling system.
Background technology
Along with the raising of shortage and people's environmental consciousness of oil resources, in the urgent need to saving the environmental protection automobile product of the energy and anti-emission carburetor or even zero-emission.For this reason, various dissimilar electronlmobils are being gone into overdrive to develop in countries in the world government and each large Automobile manufacturing commercial city.Compare with traditional combustion engine, electronlmobil traction electric machine has wider operating range, and during motor low speed when permanent torque and high speed the characteristic of permanent power be more suitable for vehicle operating demand.In recent years, power-driven system and the mode of operation thereof for electronlmobil become study hotspot.
But, owing to relating to conventional engines, driving and direct motor drive, structure is more complicated often, takes up room larger, affects the layout of vehicle miscellaneous part, and generating efficiency is not high yet.
Utility model content
Technical problem to be solved in the utility model is, provides a kind of simple in structure, saves space and also can improve the novel electric vehicle dynamic coupling system of generating efficiency.
In order to solve the problems of the technologies described above, the utility model provides a kind of novel electric vehicle dynamic coupling system, comprising:
Electrical generator;
Driving engine, is connected with described electrical generator by speed raising apparatus;
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.
Wherein, described speed raising apparatus comprises intermeshing the first gear and the second gear, and described the first gear is connected with the output shaft of described driving engine, and described the second gear is connected with the input shaft of described electrical generator.
Wherein, described power-transfer clutch comprises A end and the secondary part cooperatively interacting, and the A end of described power-transfer clutch and the output shaft of described driving engine fix.
Wherein, described driving device comprises the 3rd gear, the 4th gear, the 5th gear, the 6th gear and the 7th gear, and described the 3rd gear is connected with the secondary part of described power-transfer clutch; Described the 4th gear is arranged on the output shaft of described drive motor; Described the 3rd gear and the 4th gear are all engaged on described the 5th gear; Described the 5th gear is connected with described diff with described the 7th gear by described the 6th gear successively.
Wherein, described electric powered motor coupled system also comprises:
Shock absorber, be arranged between described driving engine and described power-transfer clutch, 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, and the mouth of described shock absorber is also connected with described electrical generator by described speed raising apparatus.
The electric powered motor coupled system of the utility model embodiment, is provided with speed raising apparatus between driving engine and electrical generator, can realize rotating speed and promote from driving engine to electrical generator, improves generating efficiency; And each component layouts is reasonable, compact conformation, is conducive to assembling and saves space, has improved interior space degree of utilization, also can automatically realize according to SOC value of battery and the speed of a motor vehicle demand switching of three kinds of mode of operations.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the utility model embodiment novel electric vehicle dynamic coupling system.
Fig. 2 is the control flow schematic diagram of the utility model embodiment novel electric vehicle dynamic coupling system.
Fig. 3 is the schematic diagram that the utility model embodiment novel electric vehicle dynamic coupling system works in electric-only mode.
Fig. 4 is that the utility model embodiment novel electric vehicle dynamic coupling system works in the schematic diagram that increases journey pattern.
Fig. 5 is the schematic diagram that the utility model embodiment novel electric vehicle dynamic coupling system works in mixed mode.
The specific embodiment
The explanation of following embodiment is with reference to accompanying drawing, can be in order to the specific embodiment of implementing in order to example the utility model.The direction that the utility model is mentioned and position term, such as " on ", D score, 'fornt', 'back', " left side ", " right side ", " interior ", " outward ", " top ", " bottom ", " side " etc., be only direction or the position with reference to accompanying drawing.Therefore, the direction of use and position term are in order to explanation and understand the utility model, but not restriction to the utility model protection domain.
Please refer to shown in Fig. 1, the utility model embodiment provides a kind of novel electric vehicle dynamic coupling system, comprising:
Electrical generator 11;
Driving engine 10, is connected with electrical generator 11 by speed raising apparatus;
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.
Wherein, speed raising apparatus comprises that intermeshing the first gear 21 and the second gear 22, the first gears 21 are connected with the output shaft 100 of driving engine 10, and the second gear 22 is connected with the input shaft 110 of electrical generator 11.Power-transfer clutch 20 comprises A end and the secondary part cooperatively interacting, and the output shaft 100 of the A end of power-transfer clutch 20 and driving engine 10 fixes.
Driving device specifically comprises gear 23-27, wherein:
The 3rd gear 23 is connected with the secondary part of power-transfer clutch 20;
The 4th gear 24 is arranged on the output shaft of drive motor 12;
The 3rd gear 23 and the 4th gear 24 are all engaged on the 5th gear 25;
The 5th gear 25 is connected with diff 30 with the 7th gear 27 by the 6th gear 26 successively.
In the present embodiment, between driving engine 10 and electrical generator 11, be provided with speed raising apparatus, from driving engine 10 to electrical generator 11, can realize rotating speed and promote, improve generating efficiency.
For the output of driving engine 10 is cushioned and vibration damping, the present embodiment also comprises shock absorber 40, be arranged between driving engine 10 and power-transfer clutch 20, the input end of shock absorber 40 is connected with driving engine 10, the mouth of shock absorber 40 is connected with the A end of power-transfer clutch 20, and the mouth of shock absorber 40 is also connected with electrical generator 11 by speed raising apparatus.Concrete, shock absorber 10 can be torsional vibration damper or fluid coupling.
30 of difies are connected with drive wheel 60 by axle drive shaft 50.
The electric powered motor coupled system of said structure, each component layouts is reasonable, and compact conformation is conducive to assembling and saves space, has improved interior space degree of utilization.
The dynamic coupling system of the present embodiment has electric-only mode, increases journey pattern and combination drive pattern, can according to SOC value of battery and speed of a motor vehicle demand, automatically realize the switching of three kinds of patterns, thus, the control flow of the utility model embodiment, please refer to shown in Fig. 2, comprising:
Step 21, the magnitude relationship of judgement SOC value of battery and first threshold, or judge 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, switches the mode of operation of described electric powered motor coupled system.
Particularly, as shown in Figure 3, when step S21 judges SOC value of battery higher than first threshold, step S22 comprises: control engine 10, electrical generator 11 are not all worked, cut-off clutch 20, the power of drive motor 12 passes to diff 30 after the 4th gear 24, the 5th gear 25 and the 6th gear 26, the 7th gear 27 double reductions, through diff 30, transmission of power is arrived to drive wheel 60, now vehicle travels at low-speed region with electric-only mode, and power transmission line as shown by the arrows in Figure 3.
As shown in Figure 4, when step S21 judgement SOC value of battery is lower than first threshold and the speed of a motor vehicle during lower than Second Threshold, step S22 comprises: control cut-off clutch 20, driving engine 10 is by the first gear 21, the second gear 22 drives electrical generator 11 generatings to power to battery charging or to drive motor 12, the power of drive motor 12 is through the 4th gear 24, the 5th gear 25 and the 6th gear 26, after the 7th gear 27 double reductions, pass to diff 30, through diff 30, transmission of power is arrived to drive wheel 60, now vehicle travels at low-speed region to increase journey pattern, power transmission line as shown by the arrows in Figure 4.
As shown in Figure 5, when step S21 judgement SOC value of battery is lower than first threshold and the speed of a motor vehicle during higher than Second Threshold, step S22 comprises: control clutch 20 combinations, a power part for driving engine 10 is delivered to the 5th gear 25 through gear the 3rd gear 23, the power of drive motor 12 is delivered to the 5th gear 25 through the 4th gear 24, realize the power coupling of driving engine 10 and drive motor 12, finally by passing to diff 30 after the 6th gear 26, the 7th gear 27; Another part power of driving engine 10 passes through the first gear 21, the second gear 22 drives electrical generators 11 generatings to power to battery charging or to drive motor 12, now vehicle travels at high-speed region with combination drive pattern, and power transmission line as shown by the arrows in Figure 5.
In above-mentioned increasing journey pattern, because SOC value of battery is lower, electrical generator 11 is used as starter motor, for start the engine 10, makes driving engine 10 drive electrical generator 11 to charge to battery; When automobile need to be run at high speed, electrical generator 11 will be used as starter motor equally, for start the engine 10, and driving engine 10 output drive strength squares, 12 assistive drive of drive motor, enter combination drive pattern.
Above-mentioned three kinds of patterns embody 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, conventionally can be according to concrete control policy free setting, under different control policies, the value of first threshold and Second Threshold is all not quite similar.Set after first threshold and Second Threshold, automatic decision automatically switching between three kinds of patterns according to judged result.
In addition, during automobile brake, drive motor 12 produces lock torque brake wheel, will produce inducing current simultaneously and charge to battery in its motor winding, realizes the recovery of braking energy.Thus, the control method of the present embodiment also comprises:
Step S23 controls described drive motor and produces lock torque and in winding, produce inducing current to charge to battery when braking.
Above disclosed is only the utility model preferred embodiment, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (5)
1. a novel electric vehicle dynamic coupling system, is characterized in that, comprising:
Electrical generator (11);
Driving engine (10), is connected with described electrical generator (11) by speed raising apparatus;
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.
2. electric powered motor coupled system according to claim 1, it is characterized in that, described speed raising apparatus comprises intermeshing the first gear (21) and the second gear (22), described the first gear (21) is connected with the output shaft (100) of described driving engine (10), and described the second gear (22) is connected with the input shaft (110) of described electrical generator (11).
3. electric powered motor coupled system according to claim 2, it is characterized in that, described power-transfer clutch (20) comprises A end and the secondary part cooperatively interacting, and the output shaft (100) of the A end of described power-transfer clutch (20) and described driving engine (10) fixes.
4. electric powered motor coupled system according to claim 3, it is characterized in that, described driving device comprises the 3rd gear (23), the 4th gear (24), the 5th gear (25), the 6th gear (26) and the 7th gear (27), and described the 3rd gear (23) is connected with the secondary part of described power-transfer clutch (20); Described the 4th gear (24) is arranged on the output shaft of described drive motor (12); Described the 3rd gear (23) and the 4th gear (24) are all engaged on described the 5th gear (25); Described the 5th gear (25) is connected with described diff (30) with described the 7th gear (27) by described the 6th gear (26) successively.
5. according to the electric powered motor coupled system described in claim 1-4 any one, it is characterized in that, described electric powered motor 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), the mouth of described shock absorber (40) is connected with the A end of described power-transfer clutch (20), and the mouth of described shock absorber (40) is also connected with described electrical generator (11) by described speed raising apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420395727.XU CN203974528U (en) | 2014-07-17 | 2014-07-17 | A kind of novel electric vehicle dynamic coupling system |
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| CN201420395727.XU CN203974528U (en) | 2014-07-17 | 2014-07-17 | A kind of novel electric vehicle dynamic coupling system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105313668A (en) * | 2014-07-17 | 2016-02-10 | 广州汽车集团股份有限公司 | Novel electric automobile power coupling system and control method thereof |
| CN105599588A (en) * | 2016-03-22 | 2016-05-25 | 上海纳铁福传动系统有限公司 | Multi-mode hybrid power stepless speed change system |
| CN105774521A (en) * | 2016-03-15 | 2016-07-20 | 上海纳铁福传动系统有限公司 | Power assembly for hybrid electric vehicle |
| CN106183839A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of electric powered motor coupled system and control method thereof |
| CN106184188A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of control method of electric powered motor coupled system |
| CN106184185A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of electric powered motor coupled system control method |
| CN106184184A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of control method of electric powered motor coupled system |
-
2014
- 2014-07-17 CN CN201420395727.XU patent/CN203974528U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105313668A (en) * | 2014-07-17 | 2016-02-10 | 广州汽车集团股份有限公司 | Novel electric automobile power coupling system and control method thereof |
| CN106183839A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of electric powered motor coupled system and control method thereof |
| CN106184188A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of control method of electric powered motor coupled system |
| CN106184185A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of electric powered motor coupled system control method |
| CN106184184A (en) * | 2015-05-07 | 2016-12-07 | 广州汽车集团股份有限公司 | A kind of control method of electric powered motor coupled system |
| CN105774521A (en) * | 2016-03-15 | 2016-07-20 | 上海纳铁福传动系统有限公司 | Power assembly for hybrid electric vehicle |
| CN105599588A (en) * | 2016-03-22 | 2016-05-25 | 上海纳铁福传动系统有限公司 | Multi-mode hybrid power stepless speed change system |
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