CN102514476A - Driving device of hybrid electric vehicle with gear box and driving method thereof - Google Patents
Driving device of hybrid electric vehicle with gear box and driving method thereof Download PDFInfo
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- CN102514476A CN102514476A CN2011104422742A CN201110442274A CN102514476A CN 102514476 A CN102514476 A CN 102514476A CN 2011104422742 A CN2011104422742 A CN 2011104422742A CN 201110442274 A CN201110442274 A CN 201110442274A CN 102514476 A CN102514476 A CN 102514476A
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- gear
- side clutch
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- clutch
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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 invention discloses a driving device of a hybrid electric vehicle with a gear box and a driving method thereof. The driving device comprises an engine, a driving motor and a main clutch. The output end of a generator is connected with the input end of the main clutch, and the output end of the main clutch is connected with the input end of the driving motor. The driving device further comprises the gear box, the output end of the driving motor is connected with the input end of the gear box, the output end of the gear box is connected with a transmission shaft, a first gear and a third gear in the gear box are meshed, a second gear is meshed with a fourth gear, the first gear is in transmission connected with the second gear through a first auxiliary clutch, and the third gear is in transmission connection with the fourth gear through a second auxiliary clutch. The driving device and the driving method have the advantages that (1) output torque of the driving motor can be increased; (2) the gear box can increase rated speed of the driving motor; (3) the gear box adopts the air control mode or the liquid control mode to control the clutches; (4) the working condition saving oil most can be achieved by using the gear box; (5) vehicle braking recycle quantity is increased; and (6) the gear box is quick in gear shifting and strong in adaptability.
Description
Technical field
The present invention relates to the actuating device of hybrid vehicle, relate in particular to a kind of Drive And Its Driving Method of the hybrid vehicle with change speed gear box.
Background technology
Existing hybrid vehicle adopts drive motor or driving engine independent drive, and also having part is to adopt drive motor and driving engine to unite driving.When adopting the drive motor independent drive, drive motor only when rated speed of rotation, could export corresponding maximum torque and performance maximum effect, but the running velocity of vehicle is changeable, so drive motor drives is difficult to bring into play maximum effect.
Present motor vehicle driven by mixed power glancing impact, the inertia kinetic energy of vehicle is by drive motor generating carrying out energy-consumption braking, but along with car retardation, the drive motor electric energy generated is along with reduction of speed, and electric energy generated reduces thereupon.Simultaneously, a present oil and electricity hybrid vehicle fuel oil usage ratio is high, and the electricity usage ratio is low, and the drive motor cost is high.
Summary of the invention
The purpose of this invention is to provide a kind of drive motor output torque that increases, the Drive And Its Driving Method of the hybrid vehicle of the band change speed gear box of raising drive motor rated speed of rotation.
Be the realization above-mentioned purpose, the actuating device of the hybrid vehicle of band change speed gear box of the present invention, it comprises driving engine, drive motor and master clutch; The mouth of electrical generator connects the input end of master clutch; The mouth of master clutch connects the input end of drive motor, and it also comprises change speed gear box, and the mouth of drive motor connects the input end of change speed gear box; The mouth of change speed gear box connects transmission shaft; Said change speed gear box comprises first gear, second gear, the 3rd gear, the 4th gear and first side clutch and second side clutch, and the mouth of drive motor is connected with the input end of first gear, and the mouth of second gear is connected with transmission shaft; First gear is meshed with the 3rd gear; Second gear is meshed with the 4th gear, and first gear is connected with second gear transmission by first side clutch, and the 3rd gear is connected with the 4th gear transmission by second side clutch.
Said first side clutch and second side clutch are oil immersed clutch.
Said master clutch, first side clutch, second side clutch are driven by hydraulic pressure or air pressure.
The driving method of the actuating device of the hybrid vehicle of band change speed gear box of the present invention is: when the needs low gear; First side clutch breaks off, the second side clutch adhesive, first gear driven the 3rd gear reduction; The 3rd gear drives the 4th gear through second side clutch; The 4th gear driven second gear reduction, second gear driven transmission shaft output low speed, big torque;
When the needs high speed gear, the first side clutch adhesive, second side clutch breaks off, and first gear drives second gear by first side clutch and rotates, and the second gear driven transmission shaft rotates, and output is high-speed;
When the needs drive motor generated electricity, first side clutch broke off, and second side clutch breaks off, and change speed gear box is not exported, the master clutch adhesive, and drive motor drives generating by electrical generator.
The driving method of the actuating device of the hybrid vehicle of band change speed gear box of the present invention is specially: when vehicle start or vehicle climbing, speed is low, when output torque is not enough; Master clutch breaks off, and driving engine is not worked, and drive motor drives first gear rotates; First gear driven the 3rd gear reduction, the second side clutch adhesive, the 3rd gear driven the 4th gear rotates; The 4th gear driven second gear reduction then, second gear drive transmission shaft output low speed, big torque again; When vehicle accelerated to high speed, changeable one-tenth: drive motor drives first gear rotated, the first side clutch adhesive, and first gear driven, second gear rotates, and the second gear driven transmission shaft rotates, and output is high-speed;
When power shortage, the master clutch adhesive, the engine drives drive motor rotates; Drive motor drives first gear rotates; First gear driven the 3rd gear reduction, the second side clutch adhesive, the 3rd gear driven the 4th gear rotates; The 4th gear driven second gear reduction then, second gear drive transmission shaft again and rotate; When vehicle accelerates to high speed, changeablely be: engine drive, master clutch adhesive; Drive motor is rotated, and drive motor drives first gear rotates, the first side clutch adhesive; First gear driven, second gear rotates, and the output of the second gear driven transmission shaft is high-speed;
When electric weight was reclaimed in braking, master clutch broke off, and electrical generator is not worked; Transmission shaft is rotated by inertia kinetic energy rotating drive second gear of vehicle, and the first side clutch adhesive is rotated thereby drive first gear; First gear drives drive motor again and rotates, thereby realizes that drive motor reclaims electric weight; When the speed of a motor vehicle reduces; Changeablely be: rotating drive second gear by transmission shaft rotates, and second gear driven the 4th gear rotates, the second side clutch adhesive; Thereby driving the 3rd gear rotates; The 3rd gear driven first gear rotates, and first gear drives drive motor again and rotates, thereby realizes reverse speedup generating;
When vehicle idling, first side clutch and second side clutch break off, the master clutch adhesive, and electrical generator drives the drive motor generating.
Advantage of the present invention is:
(1) increase the drive motor output torque: when vehicle start and climbing, change speed gear box switches low gear, and drive motor can be in the running of rated speed of rotation scope, and drive motor is brought into play high effect, and can big torque be provided to vehicle again.
(2) change speed gear box of the present invention can improve the drive motor rated speed of rotation, under equal-wattage, can reduce the drive motor oad; Lower the drive motor cost, reduce the vehicle usage space, enlarging drive motor, can to carry out apron space (be running velocity: like the drive motor rated speed of rotation at 800rpm; Drive motor drives speed can only be below 22km/t; If rated speed of rotation is at 3000rpm, actuating speed just can be in the 120km/t scope), can give full play to the battery storage amount.
(3) change speed gear box of the present invention adopts gas control or hydraulic control clutch, and control is flexible, the speed-controllable of power-transfer clutch adhesive, the comfort of assurance vehicle operating.
(4) change speed gear box of the present invention can be brought into play the effect of conventional truck change speed gear box; When battery electric quantity is not enough, can use this change speed gear box to cooperate motor-powered vehicle again, increase the alerting ability that oil electric mixed dynamic uses; In the performance that guarantees vehicle simultaneously, reach the operating mode of fuel-economizing.
(5) increase the car brakeing yield: when car brakeing; The inertia kinetic energy of vehicle is by drive motor generating carrying out energy-consumption braking; But along with car retardation, the drive motor electric energy generated is along with reduction of speed, and electric energy generated reduces thereupon; Change speed gear box can carry out many grades reverse speedup, can increase the drive motor electric energy generated.
(6) change speed gear box of the present invention has neutral gear, and when the vehicle parking idling, change speed gear box is not exported, drive motor generating capable of using.
(7) gearbox gear-shift of the present invention is rapid, and applicability is strong, can be applicable on pure electric car and the engineering mechanical device, lowers the usage ratio of fuel oil greatly, improves the usage ratio of electric power.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation:
Fig. 1 is the structural representation of the actuating device of the hybrid vehicle of band change speed gear box of the present invention.
The specific embodiment
As shown in Figure 1; The present invention includes driving engine 1, drive motor 2 and master clutch 3, the mouth of electrical generator 1 connects the input end of master clutch 3, and the mouth of master clutch 3 connects the input end of drive motor 2; It also comprises change speed gear box 4; The mouth of drive motor 2 connects the input end of change speed gear box 4, and the mouth of change speed gear box 4 connects transmission shaft 5, and said change speed gear box 4 comprises first gear 41, second gear 42, the 3rd gear 43, the 4th gear 44 and first side clutch 45 and second side clutch 46; The mouth of drive motor 2 is connected with the input end of first gear 41; The mouth of second gear 42 is connected with transmission shaft 5, and first gear 41 is meshed with the 3rd gear 43, and second gear 42 is meshed with the 4th gear 44; First gear 41 is in transmission connection by first side clutch 45 and second gear 42, and the 3rd gear 43 is in transmission connection by second side clutch 46 and the 4th gear 44.
Said first side clutch 45 and second side clutch 46 are oil immersed clutch.
Said master clutch 3, first side clutch 45, second side clutch 46 are driven by hydraulic pressure or air pressure.
The driving method of the actuating device of the hybrid vehicle of band change speed gear box of the present invention is: when the needs low gear; First side clutch 45 breaks off, 46 adhesives of second side clutch, and first gear 41 drives the 3rd gear 43 and slows down; The 3rd gear 43 drives the 4th gear 44 through second side clutch 46; The 4th gear 44 drives second gear 42 and slows down, and second gear 42 drives transmission shaft 5 output low speed, big torque;
When the needs high speed gear, 45 adhesives of first side clutch, second side clutch 46 breaks off, and first gear 41 drives second gear 42 by first side clutch 45 and rotates, and second gear 42 drives transmission shaft 5 and rotates, and output is high-speed;
When 2 generatings of needs drive motor, first side clutch 45 breaks off, and second side clutch 46 breaks off, and change speed gear box 4 is not exported, master clutch 3 adhesives, and drive motor 2 drives generating by electrical generator 1.
The driving method of the actuating device of the hybrid vehicle of band change speed gear box of the present invention is specially: when vehicle start, master clutch 3 breaks off, and driving engine 1 is not worked; Drive motor 2 drives first gear 41 and rotates, and first gear 41 drives the 3rd gear 43 and slows down 46 adhesives of second side clutch; The 3rd gear 43 drives the 4th gear 44 and rotates; The 4th gear 44 drives 42 decelerations of second gear then, and second gear 42 drives transmission shaft 5 output low speed, big torque again; When vehicle accelerated to high speed, changeable one-tenth: drive motor 2 drove first gear 41 and rotates, 45 adhesives of first side clutch, and first gear 41 drives second gear 42 and rotates, and second gear 42 drives transmission shaft 5 and rotates, and output is high-speed;
When the vehicle climbing, speed is low, and output torque is not enough; Master clutch 3 breaks off, and when driving engine 1 is not worked, can drive first gear 41 by drive motor 2 and rotate; 45 adhesives of first side clutch, first gear 41 drives second gear 42 and rotates, and the type of drive that second gear 42 drives transmission shaft 5 rotations switches to: drive motor 2 drives first gear 41 and rotates; First gear 41 drives the 3rd gear 43 and slows down, 45 adhesives of second side clutch, and the 3rd gear 43 drives the 4th gear 44 and rotates; The 4th gear 44 drives 42 decelerations of second gear then, and second gear 42 drives transmission shaft 5 output low speed, big torque again;
When power shortage, master clutch 3 adhesives, driving engine 1 drives drive motor 2 and rotates; Drive motor 2 drives first gear 41 and rotates; First gear 41 drives the 3rd gear 43 and slows down, 45 adhesives of second side clutch, and the 3rd gear 43 drives the 4th gear 44 and rotates; The 4th gear 44 drives 42 decelerations of second gear then, and second gear 42 drives transmission shaft 5 again and rotates; When vehicle accelerates to high speed; Changeablely be: driving engine 1 drives, and master clutch 3 adhesives are rotated drive motor 2; Drive motor 2 drives first gear 41 and rotates; 45 adhesives of first side clutch, first gear 41 drives second gear 42 and rotates, and it is high-speed that second gear 42 drives transmission shaft 5 outputs;
When electric weight is reclaimed in braking; Master clutch 3 breaks off, and electrical generator 1 is not worked, and transmission shaft 5 is rotated by inertia kinetic energy rotating drive second gear 42 of vehicle; 45 adhesives of first side clutch; Rotate thereby drive first gear 41, first gear 41 drives drive motor 2 again and rotates, thereby realizes that drive motor 2 reclaims electric weight; When the speed of a motor vehicle reduces; Changeablely be: rotating drive second gear 42 by transmission shaft 5 rotates, and second gear 42 drives the 4th gear 44 and rotates 46 adhesives of second side clutch; Thereby driving the 3rd gear 43 rotates; The 3rd gear 43 drives first gear 41 and rotates, and first gear 41 drives drive motor 2 again and rotates, thereby realizes reverse speedup generating;
When vehicle idling, first side clutch 45 and second side clutch 46 break off, master clutch 3 adhesives, and electrical generator 1 drives drive motor 2 generatings.
Claims (5)
1. be with the actuating device of the hybrid vehicle of change speed gear box; It comprises driving engine, drive motor and master clutch, and the mouth of electrical generator connects the input end of master clutch, and the mouth of master clutch connects the input end of drive motor; It is characterized in that: it also comprises change speed gear box; The mouth of drive motor connects the input end of change speed gear box, and the mouth of change speed gear box connects transmission shaft, and said change speed gear box comprises first gear, second gear, the 3rd gear, the 4th gear and first side clutch and second side clutch; The mouth of drive motor is connected with the input end of first gear; The mouth of second gear is connected with transmission shaft, and first gear is meshed with the 3rd gear, and second gear is meshed with the 4th gear; First gear is connected with second gear transmission by first side clutch, and the 3rd gear is connected with the 4th gear transmission by second side clutch.
2. the actuating device of the hybrid vehicle of band change speed gear box according to claim 1 is characterized in that: said first side clutch and second side clutch are oil immersed clutch.
3. the actuating device of the hybrid vehicle of band change speed gear box according to claim 1 is characterized in that: said master clutch, first side clutch, second side clutch are driven by hydraulic pressure or air pressure.
4. the driving method of the actuating device of the hybrid vehicle of band change speed gear box according to claim 1 is characterized in that: said driving method is: when the needs low gear, first side clutch breaks off; The second side clutch adhesive; First gear driven the 3rd gear reduction, the 3rd gear drives the 4th gear through second side clutch, the 4th gear driven second gear reduction; Second gear driven transmission shaft output low speed, big torque;
When the needs high speed gear, the first side clutch adhesive, second side clutch breaks off, and first gear drives second gear by first side clutch and rotates, and the second gear driven transmission shaft rotates, and output is high-speed;
When the needs drive motor generated electricity, first side clutch broke off, and second side clutch breaks off, and change speed gear box is not exported, the master clutch adhesive, and drive motor drives generating by electrical generator.
5. the driving method of the actuating device of the hybrid vehicle of band change speed gear box according to claim 4 is characterized in that: said driving method is specially: when vehicle start or vehicle climbing, speed is low; When output torque was not enough, master clutch broke off, and driving engine is not worked; Drive motor drives first gear rotates, first gear driven the 3rd gear reduction, the second side clutch adhesive; The 3rd gear driven the 4th gear rotates; The 4th gear driven second gear reduction then, second gear drive transmission shaft output low speed, big torque again; When vehicle accelerated to high speed, changeable one-tenth: drive motor drives first gear rotated, the first side clutch adhesive, and first gear driven, second gear rotates, and the second gear driven transmission shaft rotates, and output is high-speed;
When power shortage, the master clutch adhesive, the engine drives drive motor rotates; Drive motor drives first gear rotates; First gear driven the 3rd gear reduction, the second side clutch adhesive, the 3rd gear driven the 4th gear rotates; The 4th gear driven second gear reduction then, second gear drive transmission shaft again and rotate; When vehicle accelerates to high speed, changeablely be: engine drive, master clutch adhesive; Drive motor is rotated, and drive motor drives first gear rotates, the first side clutch adhesive; First gear driven, second gear rotates, and the output of the second gear driven transmission shaft is high-speed;
When electric weight was reclaimed in braking, master clutch broke off, and electrical generator is not worked; Transmission shaft is rotated by inertia kinetic energy rotating drive second gear of vehicle, and the first side clutch adhesive is rotated thereby drive first gear; First gear drives drive motor again and rotates, thereby realizes that drive motor reclaims electric weight; When the speed of a motor vehicle reduces; Changeablely be: rotating drive second gear by transmission shaft rotates, and second gear driven the 4th gear rotates, the second side clutch adhesive; Thereby driving the 3rd gear rotates; The 3rd gear driven first gear rotates, and first gear drives drive motor again and rotates, thereby realizes reverse speedup generating;
When vehicle idling, first side clutch and second side clutch break off, the master clutch adhesive, and electrical generator drives the drive motor generating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110442274.2A CN102514476B (en) | 2011-12-26 | 2011-12-26 | The Drive And Its Driving Method of the hybrid electric vehicle with change speed gear box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110442274.2A CN102514476B (en) | 2011-12-26 | 2011-12-26 | The Drive And Its Driving Method of the hybrid electric vehicle with change speed gear box |
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| CN102514476A true CN102514476A (en) | 2012-06-27 |
| CN102514476B CN102514476B (en) | 2015-10-28 |
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| CN101920654A (en) * | 2009-06-17 | 2010-12-22 | 上海捷能汽车技术有限公司 | Novel double-motor and multi-clutch hybrid power system for vehicle |
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| CN102259584A (en) * | 2010-05-31 | 2011-11-30 | 比亚迪股份有限公司 | Hybrid power driven system and vehicle comprising same |
| CN202378684U (en) * | 2011-12-26 | 2012-08-15 | 福建省福工动力技术股份公司 | Driving device for hybrid vehicle with transmission gear |
-
2011
- 2011-12-26 CN CN201110442274.2A patent/CN102514476B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010100178A (en) * | 2008-10-23 | 2010-05-06 | Toyota Motor Corp | Device for controlling start of internal combustion engine |
| CN101920654A (en) * | 2009-06-17 | 2010-12-22 | 上海捷能汽车技术有限公司 | Novel double-motor and multi-clutch hybrid power system for vehicle |
| CN201587316U (en) * | 2009-12-10 | 2010-09-22 | 安徽巨一自动化装备有限公司 | Power-driven device of hybrid electric vehicle |
| CN102259584A (en) * | 2010-05-31 | 2011-11-30 | 比亚迪股份有限公司 | Hybrid power driven system and vehicle comprising same |
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| CN102514476B (en) | 2015-10-28 |
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Address after: 350000, Gulou District, Fujian Province, 89 software Avenue, Fuzhou Software Park industrial base two, building 9, No. 1, Fuzhou Applicant after: FUJIAN FUGONG POWER TECHNOLOGY CO., LTD. Address before: 350000, Gulou District, Fujian Province, 89 software Avenue, Fuzhou Software Park industrial base two, building 9, No. 1, Fuzhou Applicant before: Fujian Fugong HEV Technology Co., Ltd. |
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