CN205736914U - A kind of combined driving device for electric vehicle - Google Patents
A kind of combined driving device for electric vehicle Download PDFInfo
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- CN205736914U CN205736914U CN201620431520.2U CN201620431520U CN205736914U CN 205736914 U CN205736914 U CN 205736914U CN 201620431520 U CN201620431520 U CN 201620431520U CN 205736914 U CN205736914 U CN 205736914U
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Abstract
The utility model discloses a kind of combined driving device for electric vehicle, belong to electric automobiles, described driving device for electric vehicle include multiple concatenation or and the motor that connects, multiple motors are divided into the left and right sides, the left and right sides is in opposite direction, power is equal, each motor end is provided with one-way clutch, two ends motor output shaft near wheel is connected to reductor, speed reducer output shaft connects semiaxis, connect on semiaxis outfan and have wheel, by utilizing the combined driving device for electric vehicle of this concatenation type, the manufacturing cost of electric motor car can be reduced, the operating cost in electric motor car driving process can be saved, remove differential mechanism from, simplify the structure of electric motor car, realize the diversification of electric motor car type of drive, abundant electric motor car kind, promote the development of vehicle technology, a new approach is opened up for electric motor car type of drive.
Description
Technical field
This utility model relates to a kind of driving device for electric vehicle, particularly to a kind of combined driving device for electric vehicle, belongs to electric automobiles.
Background technology
It is little that electric motor car has pollution, the features such as operating cost is low are a kind of environment-friendly type new vehicles, there is vast potential for future development, at present, in addition to electro-tricycle, the roads such as electric motor car starts to develop to car aspect, highway start setting up charging pile, being charged for electric motor car, hybrid automobile etc., the development of electric motor car will have unprecedented growth momentum.
Traditional driving device for electric vehicle utilizes motor to drive reductor and differential mechanism to drive two semiaxis to drive wheel to be rotationally advancing, this type of drive on the one hand structure is complicated, production process is many, the manufacturing cycle is long, manufacturing cost is high, the motor using a relatively high power is needed to drive, but, this structure once motor breaks down, just cannot operate, another one aspect is limited by aspects such as intellectual properties, in the fierce market competition, develop multiple type of drive and break away from the direction that traditional type of drive is the development of electric motor car from now on.
Summary of the invention
Complicated for current electric motor car type of drive structure, type of drive is single and fixing, the problem that manufacturing cycle length, cost are high, and this utility model provides a kind of combined driving device for electric vehicle, its objective is to reduce manufacturing cost, simplify driving structure, it is provided that multimode drive mechanism.
nullThe technical solution of the utility model is: a kind of combined driving device for electric vehicle，Including motor and speed reducer，Described driving device for electric vehicle includes multiple concatenation or and the motor that connects，Multiple motors are divided into the left and right sides，The left and right sides is in opposite direction，Power is equal，Each motor end is provided with one-way clutch，Two ends motor output shaft near wheel is connected to reductor，Speed reducer output shaft connects semiaxis，Connect on semiaxis outfan and have wheel，The plurality of motor and one-way clutch are coaxial，Multiple motors、One-way clutch and reductor are serially connected，Described reductor has single output shaft，Left and right sides reductor has single or multiple power shaft，It is coaxial between each motor in the plurality of motor and the one-way clutch that matches，Multiple motors are divided into the left and right sides，Unilateral multiple motors are divided into many groups，Often group motor and one-way clutch share an axle，The motor output shaft of many groups is respectively connecting on the different power shafts of reductor，It is respectively arranged with an output shaft on two reductors in left and right，Output shaft is connected to wheel，The left and right sides of described driving means is with driving means midpoint as axis of symmetry，The multiple motor in the left and right sides is symmetrical，Left and right sides motor and the one-way clutch quantity matched are equal，In opposite direction，Multiple powers of motor of the driving means left and right sides are equal，The multiple motor in the left and right sides and the one-way clutch quantity matched，In opposite direction，Wherein，In left and right sides motor power shaft on the same axis，Motor and the power of motor of the few side of one-way clutch quantity，At least two power of motor sums in power of motor be that number of motors is many a group，The motor output shaft of many groups is respectively connecting to reductor，In reductor，It is provided with clutch yoke between the gear of different group of motors power shafts.
The good effect that this utility model has is: by using multiple motor in electric motor car, the cost of electric motor car can be reduced, the power sum of multiple small machines is compared with the big motor of equal-wattage, cost is low, manufacturing cost can be reduced, additionally, by using multiple motors can control respectively according to road conditions, when empty wagons, open and flat road or descending, the most individual motor or low-power machine can be utilized to drive, big load or upward trend can use multiple motor and heavy-duty motor drive, it is possible to decrease operating cost, save energy；By being equipped with one-way clutch in each motor side, the quantity of motor can be driven according to actual road conditions and the increase and decrease of vehicle-mounted load, carry out turning to of electric motor car, differential mechanism can be saved, advantageously reduce electric motor car cost, expand sales volume, improve manufacturer's competitive strength in the market；By the driving power designs of multiple motor left and right sides being become equal-wattage in opposite direction, the traveling of beneficially electric motor car and control；By multiple motor left and right sides are designed to the motor of equal number equal-wattage, be conducive to controlling power by one-way clutch；By arranging multiple power shaft on reductor, be conducive to regulation and the control of speed speed of power size, even one group of motor power of motor indivedual from another set motor is different, but the motor general power of both sides is equal, can ensure to drive a vehicle in the case of driving power equal in the left and right sides by control system, by arranging clutch yoke, the power of changeable motor between group of motors input shaft gears different in reductor.By utilizing the combined driving device for electric vehicle of this concatenation type, the manufacturing cost of electric motor car can be reduced, the operating cost in electric motor car driving process can be saved, remove differential mechanism from, simplify the structure of electric motor car, it is achieved the diversification of electric motor car type of drive, abundant electric motor car kind, promote the development of vehicle technology, open up a new approach for electric motor car type of drive.
Accompanying drawing explanation
The structural representation of Fig. 1 single shaft driving means.
The structural representation of Fig. 2 Multi-shaft drive device.
Label declaration: 10-wheel, 11-single shaft reductor, 12-single shaft motor one, 13-single shaft one-way clutch one, 14-single shaft motor two, 15-single shaft one-way clutch two, 16-semiaxis, 21-multi input axle reductor, 22-many groups motor one, 23-many groups clutch one, 24-many groups motor two, 25-many groups clutch two, 26-shift fork.
Detailed description of the invention
Referring to the drawings the technical solution of the utility model is described in detail.
The technical solution of the utility model is a kind of combined driving device for electric vehicle, including motor and speed reducer, described driving device for electric vehicle include multiple concatenation or and the motor that connects, multiple motors are divided into the left and right sides, and the left and right sides is in opposite direction, and power is equal, each motor end is provided with one-way clutch, being connected to reductor on the two ends motor output shaft of wheel 10, speed reducer output shaft connects semiaxis 16, and semiaxis 16 outfan connects wheel 10.
The output of the plurality of motor left and right sides is equal, the described driving means left and right sides is with driving means midpoint as axis of symmetry, the multiple motor in the left and right sides is symmetrical, left and right sides motor and the one-way clutch quantity matched are equal, in opposite direction, the plurality of motor and one-way clutch are coaxial, and multiple motors, single-phase clutch and reductor are serially connected.
Being serially connected with multiple motor on single power shaft, power shaft is divided into the left and right sides, Fig. 1 to be the structural representations of single shaft driving means.In the present embodiment, single power shaft side be serially connected with on single shaft motor 1, single shaft motor 2 14, single shaft motor 1 be coaxially serially connected with match single shaft one-way clutch 1, be coaxially serially connected with single shaft one-way clutch 2 15 on single shaft motor 2 14, on the output shaft of single shaft motor 2 14, the power shaft with single shaft reductor 11 is connected.
Above-mentioned multiple motor left and right sides is symmetrical, the power of each motor is equal, the left and right sides symmetrical, in opposite direction, with single shaft motor 1, single shaft motor 2 14, single shaft one-way clutch 1, single shaft one-way clutch 2 15 rightabout on be provided with essentially equal in opposite direction as multiple motors, one-way clutch and reductor, both sides are connected to respective semiaxis 16 by a speed reducer output shaft respectively, are finally output on respective wheel 10.
Described reductor is single output shaft, and left and right sides reductor has single or multiple power shaft, is coaxial between each motor in the plurality of motor and the one-way clutch that matches.
Multiple motors are divided into the left and right sides, multiple motors are divided into many groups in driving means one side, and often group shares an axle, and multiple motor output shafts of many groups are connected respectively to the multiple power shaft of reductor, having an output shaft on two reductors in left and right, output shaft is connected to wheel 10.
Fig. 2 is the structural representation of Multi-shaft drive device.In reductor input side, it is provided with multiple power shaft, in the present embodiment, many group motors 1 and many group motors 2 24 are one group of coaxial motor in many group motors, the many groups clutch 1 matched and many group clutches 2 25 it is respectively arranged with on many group motors 1 and many group motors 2 24, multi input axle reductor 21 is set side by side with equally and combines identical another set driving combination on above-mentioned axle, two drive shafts are input simultaneously in a reductor of one side, in the present embodiment, other side namely right side is provided with and configures exactly the same driving means in above-mentioned two drive shaft, direction, left and right sides phase structure is identical.Left and right sides reductor utilizes an output shaft to be connected with semiaxis 16, and left and right semiaxis 16 is connected to respective wheel 10.
The power of the multiple motor in the described driving means left and right sides is equal, the left and right sides many groups motor and the one-way clutch quantity matched, in opposite direction, wherein, in left and right sides motor power shaft on the same axis, motor and the power of motor of the few side of one-way clutch quantity, at least two power of motor sums in power of motor be that number of motors is many a group, in reductor, between the gear of different group of motors power shafts, it is provided with clutch yoke 26.
Although unilateral reductor input side is provided with two power shafts in the embodiment of fig. 2, in like manner, the reductor of the left and right sides can arrange multiple power shaft, multiple power shafts are provided with multiple motor and the one-way clutch mated with motor.
Although Fig. 2 being provided with two motors and the one-way clutch matched, it is also possible to arrange multiple identical or different motor and the multiple one-way clutch mated with motor on one axle.For the ease of controlling, if using the motor of varying number different capacity, the general power often organizing motor of the left and right sides is equal, if the motor using varying number drives, the big power of motor preferably normal motor power wherein used becomes times power, in left and right sides motor power shaft on the same axis, motor and the power of motor of the few side of one-way clutch quantity, at least two power of motor sums in power of motor be that number of motors is many a group, operationally, the output of the left and right sides can be made to keep consistent by control.
In order to driving means is controlled, in the reductor of the driving device motor of many group drive shafts, mutually switch the shift fork 26 of input shaft gear in being configured with reductor, the velocity transformation of reductor can be made by shift fork 26, it is also possible to change the watt level of driving means.
This utility model is by using multiple motor in electric motor car, the cost of electric motor car can be reduced, the power sum of multiple small machines is compared with the big motor of equal-wattage, cost is low, manufacturing cost can be reduced, additionally, by using multiple motors can control respectively according to road conditions, when empty wagons, open and flat road or descending, the most individual motor or low-power machine can be utilized to drive, big load or upward trend can use multiple motor and heavy-duty motor drive, it is possible to decrease operating cost, save energy；By being equipped with one-way clutch in each motor side, the quantity driving motor can be increased and decreased according to actual road conditions and vehicle-mounted load, change the travel direction of electric motor car, differential mechanism can be saved, advantageously reduce electric motor car cost, expand sales volume, improve manufacturer's competitive strength in the market；By the driving power designs of multiple motor left and right sides being become equal-wattage in opposite direction, the traveling of beneficially electric motor car and control；By multiple motor left and right sides are designed to the motor of equal number, equal-wattage, be conducive to controlling power by one-way clutch；By inputting multiple power shaft on reductor, be conducive to regulation and the control of speed of power size, even one group of motor power of motor indivedual from another set motor is different, but the motor general power of both sides is equal, can ensure to drive a vehicle in the case of driving power equal in the left and right sides by control system, by arranging clutch yoke 26, the power of changeable motor between group of motors input shaft gears different in reductor.By utilizing the combined driving device for electric vehicle of this concatenation type, the manufacturing cost of electric motor car can be reduced, the operating cost in electric motor car driving process can be saved, remove differential mechanism from, simplify the structure of electric motor car, it is achieved the diversification of electric motor car type of drive, abundant electric motor car kind, promote the development of vehicle technology, open up a new approach for electric motor car type of drive.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (7)
1. a combined driving device for electric vehicle, including motor and speed reducer, it is characterized in that: described driving device for electric vehicle include multiple concatenation or and the motor that connects, multiple motors are divided into the left and right sides, and the left and right sides is in opposite direction, and power is equal, each motor end is provided with one-way clutch, two ends motor output shaft near wheel is connected to reductor, and speed reducer output shaft connects semiaxis, and semiaxis outfan connects wheel.
The combined driving device for electric vehicle of one the most according to claim 1, it is characterised in that: the plurality of motor and one-way clutch are coaxial, and multiple motors, one-way clutch and reductor are serially connected.
The combined driving device for electric vehicle of one the most according to claim 1, it is characterised in that: described reductor has single output shaft, and left and right sides reductor has single or multiple power shaft.
The combined driving device for electric vehicle of one the most according to claim 1, it is characterized in that: be coaxial between each motor in the plurality of motor and the one-way clutch that matches, multiple motors are divided into the left and right sides, unilateral multiple motors are divided into many groups, often group motor and one-way clutch share an axle, the motor output shaft of many groups is respectively connecting on the different power shafts of reductor, and two, left and right reductor is respectively arranged with an output shaft, and output shaft is connected to wheel.
The combined driving device for electric vehicle of one the most according to claim 1, it is characterized in that: the left and right sides of described driving means is with driving means midpoint as axis of symmetry, the multiple motor in the left and right sides is symmetrical, left and right sides motor and the one-way clutch quantity matched are equal, in opposite direction.
The combined driving device for electric vehicle of one the most according to claim 1, it is characterized in that: multiple powers of motor of the driving means left and right sides are equal, the multiple motor in the left and right sides and the one-way clutch quantity matched, in opposite direction, wherein, in left and right sides motor power shaft on the same axis, motor and the power of motor of the few side of one-way clutch quantity, at least two power of motor sums in power of motor be that number of motors is many a group.
The combined driving device for electric vehicle of one the most according to claim 4, it is characterised in that: the motor output shaft of many groups is respectively connecting to reductor, in reductor, is provided with clutch yoke between the gear of different group of motors power shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431520.2U CN205736914U (en) | 2016-05-13 | 2016-05-13 | A kind of combined driving device for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431520.2U CN205736914U (en) | 2016-05-13 | 2016-05-13 | A kind of combined driving device for electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN205736914U true CN205736914U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620431520.2U Expired - Fee Related CN205736914U (en) | 2016-05-13 | 2016-05-13 | A kind of combined driving device for electric vehicle |
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| CN (1) | CN205736914U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922858A (en) * | 2016-05-13 | 2016-09-07 | 杨勇 | Combined electric vehicle drive device |
-
2016
- 2016-05-13 CN CN201620431520.2U patent/CN205736914U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922858A (en) * | 2016-05-13 | 2016-09-07 | 杨勇 | Combined electric vehicle drive device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 Termination date: 20170513 |