CN201423906Y

CN201423906Y - Double-motor power synthetic driving device

Info

Publication number: CN201423906Y
Application number: CN2009200706283U
Authority: CN
Inventors: 钟再敏; 陈辛波; 王心坚; 余卓平
Original assignee: Tongji University
Current assignee: Tongji University
Priority date: 2009-04-17
Filing date: 2009-04-17
Publication date: 2010-03-17
Anticipated expiration: 2019-04-17

Abstract

The utility model discloses a double-motor power synthetic driving device, comprising: a first driving motor, a second driving motor and a power synthetic box. The first driving motor and the second driving motor are respectively connected with the power synthetic box; and the power synthetic box comprises a power output end, an auxiliary power input end, a box body, and a first input gear, a second input gear and an output gear arranged inside the box body. The utility model has simple structure, solves the basic problem of double-motor parallel connection, provides a plurality of possibilities for the achievement of optimization of the power system by adding an auxiliary power input end, and can realize various power system solutions with practical hybrid power.

Description

A kind of double-motor power mixing driving device

Technical field

The utility model relates to a kind of vehicle transmission gear, more particularly, is a kind of fuel cell powered vehicle, synthetic actuating device of pure power electronic and motor vehicle driven by mixed power of being applicable to.

Background technology

Electronlmobil and hybrid vehicle are obtained large development in recent years.Because electric power is very easy to confluxing of realization power and shunts, many multi-form power system schemes have appearred on the market, add the hybrid power system of power accumulator, the hybrid power system that power accumulator adds combustion engine such as fuel cell.The mixing of power mechanically often is not direct like this, and effect also is not quite similar.

Exist another kind of situation to be in real world applications, the drive motor product of the maturation of existing certain power if can realize the parallel running of motor by the mode of mechanical couplings, with largely enlarging the field of application of existing motor, is realized scale effect.

Under such technical background, be the power composition problem in solution different dynamic source, and solve double-motor power driving problems in parallel simultaneously, be the present problem that we need solve.

The utility model content

For solving the problem that prior art exists, a kind of double-motor power mixing driving device that the utility model proposed has solved the basic problem of double-motor parallel connection, and has solved double-motor power driving problems in parallel simultaneously.

The utility model is solved by the following technical programs:

A kind of double-motor power mixing driving device, it is characterized in that: comprise first drive motor, second drive motor and the synthetic case of power, first drive motor is connected with the synthetic case of described power respectively with second drive motor, the synthetic case of described power comprises clutch end, auxiliary power input end, casing and places first input gear, second input gear, output gear in the casing, wherein said first input gear, second input gear respectively with described first drive motor, second drive motor is coaxial is connected; Common and the described again output gear engagement of first input gear, second input gear, output gear wheel a pair of side exit, the one end is a clutch end, the other end is the auxiliary power input end.

Adopt above technical scheme, the utility model has solved the basic problem of double-motor parallel connection, and by increasing the auxiliary power input end, for the optimization of power system realize providing multiple may.The utility model also has following technique effect:

1) parallel connection of double-motor, allowing provides vehicle required more high-power with less motor collaborative work;

2) mechanical horsepower of auxiliary power input end input can superpose with the driving power of motor, and directly from clutch end output, this moment, machine operation was in driving condition;

3) mechanical horsepower of auxiliary power input end input also can be converted into electric power by motor and store, and this moment, machine operation was in generating state.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is elaborated:

Fig. 1 is the utility model structural representation.

Among the figure:

1, the first drive motor; 2, clutch end; 3, the second drive motor; 4, the first input gears; 5, output gear; 6, the auxiliary power input end; 7, the second input gears; 8, casing.

Fig. 2 adopts a kind of oil electric mixed dynamic system schematic diagram of the present utility model.

1, driving engine; 2, power-transfer clutch and steering unit thereof; 3, change speed gear box; 4, power synthesizes case; 5, drive motor; 6, main reduction gear; 7, the output semiaxis.

The specific embodiment

As shown in Figure 1, a kind of double-motor power mixing driving device, comprise first drive motor 1, second drive motor 2 and the synthetic case of power, first drive motor 1 and second drive motor 3 are connected with the synthetic case of power respectively, and the synthetic case of power comprises clutch end 2, auxiliary power input end 6, casing 8 and places casing 8 interior first input gear 4, second input gear 7, output gear 5.Wherein first input gear 4 and second input gear 7 respectively with first drive motor 1 and 2 coaxial connections of second drive motor; Two common again and output gear 5 engagements of

input gear

4,7 have a bilateral exit on the output gear 5, wherein a side is a clutch end 2, and an other side is an auxiliary power input end 6.

Wherein first drive motor 1 and second drive motor 3, its effect provides the mutual conversion that driving power is realized mechanical energy and electric energy, drive motor can work in and drive and brake different operating modes and can forward and reversely turn round, it is main that motor adopts the torque master mode, the rotating speed master mode is auxilliary, can transform between two kinds of patterns.

The synthetic case effect of power has two: 1) gear drive that the output of first drive motor 1 and second drive motor 3 is formed by first input gear 4, second input gear 7 and output gear 5 slows down and the moment amplification, and the horsepower output of two motors converged, realize that power flow concentration is by clutch end 2 outputs; 2) horsepower output of the input of the auxiliary power of auxiliary power input end 6 and first drive motor 1 and second drive motor 3 is confluxed stack.

2 pairs of the utility model are further described with reference to the accompanying drawings below:

Shown in Figure 2 is a kind of combustion engine and electrical motor combination drive power system specific implementation that constitutes based on Dual-motors Driving synthesizer of the present utility model.

Wherein the power of driving engine a output is input to the auxiliary power input end 6 of the synthetic case d of power by power-transfer clutch b, the clutch end 2 of the synthetic case d of power is connected to the input end of change speed gear box c, and change speed gear box c output is travelled by main reduction gear f and output semiaxis g powered vehicle.

In the vehicle ' process, by the mode of operation (such as the coupled/separated state of power-transfer clutch, the range state of change speed gear box, motor braking driving operating mode etc.) that changes different parts, can realize the optimal control of power, specifically comprise:

1) combustion engine individual drive pattern: the power-transfer clutch combination, engine output is by synthetic case of power and the direct independent drive vehicle of change speed gear box, and drive motor does not load;

2) internal combustion engine drive power generation mode: the power-transfer clutch combination, engine output is by synthetic case of power and the direct independent drive vehicle of change speed gear box, and drive motor works in generating state, and the surplus power that driving engine is exported changes into electrical power storage;

3) drive motor individual drive pattern: disengaging of clutch, drive motor works in driving condition, and horsepower output is by synthetic case of power and the direct independent drive vehicle of change speed gear box, and engine shutdown or idling do not load;

4) drive motor independent brake pattern: disengaging of clutch, drive motor works in generating state, and braking force directly acts on wheel by synthetic case of power and change speed gear box, and engine shutdown or idling do not load;

5) associated working pattern: the power-transfer clutch combination, drive motor and combustion engine co-operation are in driving or braking mode, and braking or driving power directly act on wheel through change speed gear box and semiaxis after confluxing by the synthetic case of power.

But the above-mentioned specific embodiment is exemplary, is to be the restriction that this patent is comprised scope in order better to make those skilled in the art can understand this patent, can not to be interpreted as; So long as according to spirit that this patent discloses done anyly be equal to change or modify, all fall into the scope that this patent comprises.

Claims

1, a kind of double-motor power mixing driving device, it is characterized in that: comprise first drive motor, second drive motor and the synthetic case of power, first drive motor is connected with the synthetic case of described power respectively with second drive motor, the synthetic case of described power comprises clutch end, auxiliary power input end, casing and places first input gear, second input gear, output gear in the casing, wherein said first input gear, second input gear respectively with described first drive motor, second drive motor is coaxial is connected; Common and the described again output gear engagement of first input gear, second input gear, output gear wheel a pair of side exit, the one end is a clutch end, the other end is the auxiliary power input end.