CN1939765A - Contemporary four-wheel driving realizer - Google Patents
Contemporary four-wheel driving realizer Download PDFInfo
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- CN1939765A CN1939765A CNA2005100302360A CN200510030236A CN1939765A CN 1939765 A CN1939765 A CN 1939765A CN A2005100302360 A CNA2005100302360 A CN A2005100302360A CN 200510030236 A CN200510030236 A CN 200510030236A CN 1939765 A CN1939765 A CN 1939765A
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- wheel
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- electrical motor
- driving system
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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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- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
A short-time 4-wheel drive mechanism is composed of the engine and its drive system for front wheels, the motor and its drive system for back wheels, an electric generator driven by said engine for driving motor and charging the accumulator, and a controller for controlling electric generator, motor, the first and the second relays and clutch. Said motor drive system consists of master speed reducer, clutch, differentiator, and left and right semi-axles.
Description
Technical field
The invention belongs to the Vehicle Engineering field, relate to actuating device, especially four-wheel drive device.
Background technology
The electric-control system of existing four wheel drive in short-term, power transmission are with the power of driving engine through gearbox output, are delivered to each drive axle or wheel by part-time case, and two-wheel drive is normal the driving, and four wheel drive is for driving in short-term.Need two-wheel drive or four wheel drive by driver's judgement, realize the conversion of two-wheeled/four wheel drive then by driver control part-time case internal mechanism, as (2004-3) P22-25 " electric-control system of a four wheel drive in short-term " civilian disclosed content of periodical " car electrics ", the shortcoming that this technology exists is:
1. adopt part-time case structure, complex structure;
2. messenger chain is longer, and friction drag is big;
3. part-time case can not distribute moment of torsion.
Summary of the invention
The object of the present invention is to provide a kind of implement device of four wheel drive in short-term and control thereof, simplify drive mechanism, realize torque distribution, reduce when two-wheel drive electrical motor and driving system thereof resistance auxiliary drive wheels.
For achieving the above object, solution of the present invention is: a kind of implement device of four wheel drive in short-term comprises: driving engine and driving system thereof, and electrical motor and driving system thereof, driving engine and driving system thereof are connected with front-wheel, drive the front-wheel running; Electrical motor and driving system thereof are connected with trailing wheel, drive the trailing wheel running in case of necessity.
Perhaps, driving engine and driving system thereof are connected with trailing wheel, drive the trailing wheel running; Electrical motor and driving system thereof are connected with front-wheel, drive the front-wheel running in case of necessity.
Further, also comprise electrical generator, it is driven by driving engine, and being connected to it with this electrical motor provides electric power.
This electrical generator can also be connected with Vehicular accumulator cell its charging;
Also comprise: first relay is the switch of the power flow storage battery that sends of control electrical generator;
Second relay is the switch of the power flow electrical motor that sends of control electrical generator;
Other is provided with the horsepower output of control electrical generator and the output torque of electrical motor, also controls the controller of the connecting and disconnecting of first relay, second relay and arrangement of clutch.
This motor transmission agent comprises main reduction gear, arrangement of clutch, diff, left and right sides semiaxis, and wherein electrical motor links to each other with main reduction gear, between main reduction gear and diff arrangement of clutch is set, and establishes left and right sides semiaxis on the diff.
On controller, establish the 2WD/2WD change-over swith.
Owing to adopted such scheme, the utlity model has following advantage:
1. simple in structure in light weight, little to the chassis influence;
2. can realize the conversion of two-wheeled or four wheel drive by two-wheeled on the control desk/4WD switch;
3. in motor transmission agent, adopt arrangement of clutch, reduce when two-wheel drive electrical motor and driving system thereof resistance auxiliary drive wheels;
4. do not influence road-holding property and safety, do not influence fuel economy.
Description of drawings
Fig. 1 is the realization structural principle scheme drawing of four wheel drive in short-term of an embodiment of the present invention;
Fig. 2 is the structural representation of motor transmission agent embodiment illustrated in fig. 1.
The specific embodiment
The structure diagram of an embodiment of the present invention is shown in Fig. 1-2:
A kind of implement device of four wheel drive in short-term comprises: driving engine and driving system 1 thereof, and electrical motor and driving system 2 thereof,
Driving engine and driving system 1 thereof are connected with front-wheel 3, drive front-wheel 3 runnings; Electrical motor and driving system 2 thereof are connected with trailing wheel 4, drive trailing wheel 4 runnings in case of necessity.
Perhaps, driving engine and driving system 1 thereof are connected with trailing wheel 4, drive trailing wheel 4 runnings; Electrical motor and driving system 2 thereof are connected with front-wheel 3, drive front-wheel 3 runnings in case of necessity.
Also comprise electrical generator 5, it is driven by driving engine and driving system 1 thereof, and being connected to it with this electrical motor and driving system 2 thereof provides electric power.
This electrical generator 5 can also be connected its charging with Vehicular accumulator cell 6;
Also comprise: first relay 7 is switches of the power flow storage battery 6 that sends of control electrical generator 5;
Second relay 8 is the control power flow electrical motor that sends of electrical generator 5 and the switch of driving system 2 thereof;
Other is provided with the horsepower output of control electrical generator and the output torque of electrical motor, also controls the controller 10 of the connecting and disconnecting of first relay 7, second relay 8 and arrangement of clutch 9.
This motor transmission agent comprises main reduction gear 11, arrangement of clutch 9, diff 12, wherein this electrical motor and driving system 2 thereof link to each other with main reduction gear 11, between main reduction gear 11 and diff 12, arrangement of clutch 9 is set, establishes left and right sides semiaxis 13,14 on the diff 12.
On controller, establish 2WD/2WD change-over swith 15.
More than each component function as follows:
1. driving engine and driving device 1 thereof: it can also drive generator for electricity generation except that driving front-wheel;
2. electrical generator 5: it is driven by driving engine and driving device 1 thereof and sends electric energy, can provide electric energy for electrical motor 21, can also satisfy the electricity consumption of electrical equipment such as vehicle launch, illumination, sound equipment for Vehicular accumulator cell 6 chargings;
3. controller 10: the horsepower output of its control electrical generator 5 and the output torque of electrical motor 2, also control the connecting and disconnecting of first relay 7, second relay 8 and arrangement of clutch 9;
4. first relay 7: it is the switch of the power flow storage battery that sends of electrical generator;
5. second relay 8: it is the switch of the power flow electrical motor that sends of electrical generator;
6. electrical motor 21: it converts the electric energy that electrical generator 5 produces to mechanical energy, and output drives trailing wheel 4 needed moments of torsion;
7. motor transmission agent 2, comprising:
Main reduction gear 11: it amplifies the moment of torsion of electrical motor 21 output and is delivered to diff 12;
Diff 12: it passes to trailing wheel 4 with moment of torsion;
Arrangement of clutch 9: the takeoff output between its connection or disconnection main reduction gear 11 and the diff 12;
8.2WD/2WD change-over swith 15: by the position of driver's master cock.
The structural principle sketch that this device is realized four wheel drive in short-term is as shown in Figure 2:
Wherein, drive front-wheel 3 by driving engine and driving system 1 thereof and drive as normal, electrical motor and driving system 2 thereof drive trailing wheel 4 as assistive drive, finish four wheel drive in short-term.According to road surface situation and accelerated condition, select 2WD/4WD switch 15 patterns on the control desk by chaufeur, realize the driving and the torque distribution of trailing wheel 4 by controller 10.
Originally the control principle of four wheel drive implement device is as follows in short-term:
1.2WD/4WD when the pattern of switch 15 was the 2WD pattern, driving engine drove front-wheel 3 runnings under the ECU control of self.This device has two kinds of master modes under this pattern:
1. storage battery 6 does not need charge condition: under the control of controller 10, first relay 7, second relay 8 are in off-state, and electrical generator 5 does not generate electricity, only as little inertia with racing of the engine; Electrical motor is not worked; Arrangement of clutch 9 is in off-state, and electrical motor 21, main reduction gear 12 disconnect with trailing wheel 4, reduce the resistance of trailing wheel 4.
2. storage battery 6 needs charge condition: under the control of controller 10, electrical generator 5 is in generating state, and first relay 7 is connected, and realizes accumulators 6 chargings; Second relay 8 disconnects, and electrical motor 21 is not worked; Arrangement of clutch is in off-state, and electrical motor 21, main reduction gear 12 disconnect with trailing wheel 4, reduce the resistance of trailing wheel 4.
2.2WD/4WD when the pattern of switch was the 4WD pattern, driving engine drove front-wheel running 3 under the ECU control of self.Controller 10 sends signal simultaneously, and first relay 7, second relay 8, arrangement of clutch 9 are in on-state, and electrical generator 5 and electrical motor 21 are in running order; Controller 10 is according to the position of engine speed, acceleration pedal and the rotating speed of front and back wheel 3,4, calculating electrical motor 21 needs the torque of output, Shu Chu torque sends corresponding signal to electrical generator 5 and electrical motor 21 as required, the horsepower output of control electrical generator 5 and the output torque of electrical motor 21; The connection of arrangement of clutch makes electrical motor 21 output torques amplify through main reduction gear 11, is delivered to trailing wheel 4 by diff 12, realizes four wheel drive.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art should be within protection scope of the present invention for improvement and modification that the present invention makes according to announcement of the present invention.
Claims (6)
1, a kind of implement device of four wheel drive in short-term comprises: driving engine and driving system thereof, and electrical motor and driving system thereof is characterized in that: driving engine and driving system thereof are connected with front-wheel, drive the front-wheel running; Electrical motor and driving system thereof are connected with trailing wheel, drive the trailing wheel running in case of necessity.
2, a kind of implement device of four wheel drive in short-term comprises: driving engine and driving system thereof, and electrical motor and driving system thereof is characterized in that: driving engine and driving system thereof are connected with trailing wheel, drive the trailing wheel running; Electrical motor and driving system thereof are connected with front-wheel, drive the front-wheel running in case of necessity.
3, the implement device of four wheel drive in short-term according to claim 1 and 2, it is characterized in that: also comprise electrical generator, it is driven by driving engine, and being connected to it with this electrical motor provides electric power.
4, the implement device of four wheel drive in short-term according to claim 3 is characterized in that: this electrical generator can also be connected with Vehicular accumulator cell its charging;
Also comprise: first relay is the switch of the power flow storage battery that sends of control electrical generator;
Second relay is the switch of the power flow electrical motor that sends of control electrical generator;
Other is provided with the horsepower output of control electrical generator and the output torque of electrical motor, also controls the controller of the connecting and disconnecting of first relay, second relay and arrangement of clutch.
5, the implement device of four wheel drive in short-term according to claim 1 and 2, it is characterized in that: this motor transmission agent comprises main reduction gear, arrangement of clutch, diff, left and right sides semiaxis, wherein electrical motor links to each other with main reduction gear, between main reduction gear and diff, arrangement of clutch is set, establishes left and right sides semiaxis on the diff.
6, the implement device of four wheel drive in short-term according to claim 4 is characterized in that: establish the 2WD/2WD change-over swith on controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100302360A CN1939765A (en) | 2005-09-29 | 2005-09-29 | Contemporary four-wheel driving realizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005100302360A CN1939765A (en) | 2005-09-29 | 2005-09-29 | Contemporary four-wheel driving realizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1939765A true CN1939765A (en) | 2007-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005100302360A Pending CN1939765A (en) | 2005-09-29 | 2005-09-29 | Contemporary four-wheel driving realizer |
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| Country | Link |
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| CN (1) | CN1939765A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471997A (en) * | 2017-04-19 | 2017-12-15 | 宝沃汽车（中国）有限公司 | A kind of hybrid power transmission mechanism and there is its vehicle |
| CN109249925A (en) * | 2018-09-11 | 2019-01-22 | 阿尔特汽车技术股份有限公司 | A kind of control structure of hybrid vehicle electric booster system |
| CN112977668A (en) * | 2019-12-02 | 2021-06-18 | 上海宽带技术及应用工程研究中心 | Automatic drive manned trolley |
-
2005
- 2005-09-29 CN CNA2005100302360A patent/CN1939765A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107471997A (en) * | 2017-04-19 | 2017-12-15 | 宝沃汽车（中国）有限公司 | A kind of hybrid power transmission mechanism and there is its vehicle |
| CN109249925A (en) * | 2018-09-11 | 2019-01-22 | 阿尔特汽车技术股份有限公司 | A kind of control structure of hybrid vehicle electric booster system |
| CN112977668A (en) * | 2019-12-02 | 2021-06-18 | 上海宽带技术及应用工程研究中心 | Automatic drive manned trolley |
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Open date: 20070404 |