CN207311133U - extended-range electric vehicle power assembly - Google Patents
extended-range electric vehicle power assembly Download PDFInfo
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- CN207311133U CN207311133U CN201720891369.5U CN201720891369U CN207311133U CN 207311133 U CN207311133 U CN 207311133U CN 201720891369 U CN201720891369 U CN 201720891369U CN 207311133 U CN207311133 U CN 207311133U
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Abstract
The utility model discloses a kind of extended-range electric vehicle power assembly, including motor and extended-range device；Extended-range device includes generator and extended-range engine, generator is electrically connected with the motor, the crankshaft two end of extended-range engine is respectively formed power output end, one end power output end of bent axle and generator drive gear, which coordinate, to be used to generate electricity, and other end power output end intervenes power when can coordinate with the power output end transmission of motor for engage in a manner of clutch and motor forms common power output；It can not only meet that existing electric car increases the needs of journey, simultaneously because one end power output end of the bent axle of extended-range engine by way of clutch and motor power output end direct-drive coordinate, in normal conditions, power only can be exported by motor and meet work requirements, and in the case of climbing or other or high-power output, the power of extended-range engine and the power of motor can form the traveling that overall output is used to drive wheel, two power set can be used to export at the same time as power, so as to improve the output power and moment of torsion of electric vehicle, the final power performance for increasing substantially vehicle.
Description
Technical field
Extended-range electric vehicle field is the utility model is related to, more particularly to a kind of extended-range electric vehicle power assembly.
Background technology
Extended-range electric vehicle is to increase the electric car after a distance increasing unit on the basis of the pure electric vehicle, distance increasing unit can be by
Fuel oil or combustion gas h type engine h provide the generating set of energy.The main operational principle of extended-range electric vehicle is：Work as electric car
When interior battery electric quantity is insufficient, is remained in operation come drive motor by the stable electric energy of distance increasing unit offer or filled to battery pack
Electricity, to increase continuation of the journey.Extended-range electric vehicle has the advantages that course continuation mileage is long, be easy to maintenance and energy-saving and emission-reduction performance is good.
The existing current low-speed electronic scooter overwhelming majority is to pass through The gear deceleration direct drive of wheel row with motor
Sail, in order to reach travel speed, climbable gradient torsion, slap-up increase power of motor.So cause the change of driving cycle
To change, motor cannot be effectively worked in best efficiency ranges, so that cause electric energy conversioning mechanical energy inefficiency, vehicle continuation of the journey
Mileage is short.Increasing battery capacity at all costs to increase course continuation mileage, this causes the increase of cost again, and complete vehicle quality increases,
A series of problems, such as power consumption also increases etc..And also have some hybrid power systems now, otherwise it is that oily electricity is mixed with fuel oil
Machine is active force (so departing from the objective of electric car), or being pure electric vehicle increase distance increasing unit, distance increasing unit can be by firing
Oil or combustion gas h type engine h provide the generating set of energy, its main operational principle is：When the battery electric quantity in electric car
When insufficient, remained in operation come drive motor by the stable electric energy of distance increasing unit offer or charged to battery pack, to increase continuation of the journey,
But this still could not solve the efficiency of motor electric energy conversioning mechanical energy.Also it is exactly to make oil electricity with motorcycle engine to mix
Power is closed, cannot effectively be charged since motorcycle engine magneto generated output is limited to battery, then it is exactly motorcycle to have
Engine has bundled a gearbox, can only cannot be electric-powered also to accomplish torsion to electrical motor gearshift to oil-burning machine speed change
With the matching of speed.
Therefore, it is necessary to be improved to existing power system of electric automobile, make it while with Cheng Gongneng is increased, not only
It can meet the efficient output of electric energy conversioning mechanical energy, and can meet the needs of high power operating mode, so as to meet not go the same way
Job requirement under face.
Utility model content
In view of this, the utility model provides a kind of extended-range electric vehicle power assembly, it is with the same of increasing Cheng Gongneng
When, it can not only meet the efficient output of electric energy conversioning mechanical energy, and can meet the needs of high power operating mode, so as to meet
Job requirement under different road surfaces.
The extended-range electric vehicle power assembly of the utility model, including for providing the motor of active force output and being used for
The extended-range device of electric energy realization increasing journey is provided for motor；
Extended-range device includes generator and extended-range engine, and generator is electrically connected with motor, extended-range engine
Crankshaft two end be respectively formed power output end, one end power output end and generator drive gear of bent axle, which coordinate, to be used to generate electricity, another
End power output end is can coordinate with the power output end transmission of motor in a manner of clutch for intervening power when engaging
Common power output is formed with motor.
Further, motor includes at least the power output shaft for forming its power output end, and bent axle is engaged with motor
Power output end coordinated by transmission mechanism and power output shaft, be provided with power output shaft for and transmission mechanism coordinate
Realize the arrangement of clutch of clutch.
Further, battery pack is further included, generator and motor are electrically connected with battery pack.
Further, the control system for automatically controlling is further included, the arrangement of clutch is electromagnetic clutch；
Control system includes controller, the accelerator pedal displacement sensor for obtaining accelerator travel displacement and is used for
The vehicle speed sensor of speed is obtained, accelerator pedal displacement sensor and vehicle speed sensor are connected with controller, work as accelerator pedal
Displacement sensor detects that accelerator pedal displacement is higher than accelerator pedal displacement given threshold, and vehicle speed sensor detects that speed is low
When speed given threshold, controller control electromagnetic clutch makes bent axle be engaged with power output shaft formation transmission.
Further, control system further includes the electrical quantity sensor for detecting battery pack remaining capacity, electrical quantity sensor with
Controller connects, and when electrical quantity sensor detects that battery pack remaining capacity is less than electricity preset value, controller control increases journey dress
Work is put to motor.
Further, control system further includes the current sensor for detecting electric motor operation electric current, current sensor with
Controller connects, and when current sensor detects that electric motor operation electric current is more than operating current setting value, controller control increases
Range device works to cell stack, and when electrical quantity sensor detects that battery pack remaining capacity is higher than electricity preset value, control
Extended-range device processed cuts off the direct power supply to motor, from battery pack to motor.
Further, control system further includes the brake pedal displacement sensor and use for obtaining brake-pedal travel displacement
In the torque sensor for obtaining axletree torque direction, brake pedal displacement sensor and torque sensor connect with controller
Connect, when brake pedal displacement sensor detects that brake pedal displacement is higher than brake pedal displacement given threshold, and moment sensing
Device detect vehicle wheel axle torque for it is reverse when, controller control engine and motor stall, and control electromagnetic clutch
Engagement.
Further, transmission mechanism is belt gear, it includes being fixed on the drive pulley of bent axle, is fixed on electromagnetism
Driven pulley and the belt of drive connection drive pulley and driven pulley on the outer ring of clutch.
The beneficial effects of the utility model：The extended-range electric vehicle power assembly of the utility model, can not only meet existing
Electric car increases the needs of journey, simultaneously because one end power output end of the bent axle of extended-range engine is by way of clutch and electric
The power output end direct-drive of motivation coordinates, and in normal conditions, only can export power by motor and meet work requirements,
And in the case of climbing or other or high-power output, the power of extended-range engine and the power of motor can form entirety
Output is used for the traveling for driving wheel, two power set can be used to export at the same time as power, so as to improve electronic
The output power and moment of torsion of vehicle, finally increase substantially the power performance of vehicle；It is additionally, since and uses extended-range engine
By can in a manner of clutch and motor power output end direct-drive coordinate in the way of, avoid existing mixing double-power electric motor-car
In the small reduction gearing of motor or engine or transition gear carry out passing power, ensure it is compact-sized, installation occupies little space,
Reduce parts material cost, and the extended-range electric vehicle by often being used on existing electric car is i.e. achievable, reach compared with
Cost does not increase considerably while high effect.
Brief description of the drawings
The utility model is further described with reference to the accompanying drawings and examples.
Fig. 1 is the utility model flow diagram.
Embodiment
Fig. 1 is the utility model flow block schematic illustration, as shown in the figure：The extended-range electric vehicle power of the present embodiment is total
Into, including for providing the motor 1 of active force output and increasing the extended-range device of journey for being realized for the offer electric energy of motor 1；
Wherein, motor 1 is used as active force component, and the transmission of gear arrangement 2 of the power output end and electric car of motor 1 coordinates,
For the prior art, details are not described herein；When 1 working power of motor does not reach requirement, extended-range device work carries for motor 1
Realized for electric energy and increase journey；
Extended-range device includes generator 3 and extended-range engine 4, and generator 3 is electrically connected with motor 1, extended-range hair
The crankshaft two end of motivation 4 is respectively formed power output end, and one end power output end of bent axle coordinates with the transmission of generator 3 to be used to send out
Electricity, other end power output end with the power output end transmission of motor 1 when can coordinate for engaging in a manner of clutch
Intervention power forms common power output with motor 1；(such as conventional specified loading and smooth-riding surface under common nominal situation
When driving), motor 1 receives the speed signal that driver gives and exports corresponding rotating speed power, and is carried by electric car
Speed change gear go driving wheel, at this time, 4 bent axle of extended-range engine is not engaged with the power output end of motor 1, in divide
From state, when in the case of unconventional, when need to frequently start to walk such as vehicle driving up or traffic congestion, then extended-range engine 4 is controlled
The power output end of bent axle and motor 1 form transmission and engage, power caused by extended-range engine 4 is equally aggregated into electricity
The power output end of motivation 1 is jointly on output to the speed change gear of electric car；Wherein, the work(of extended-range engine 4 and motor 1
Rate, rotating speed are by being pre-selected carry out match settings, so that both power outputs adapt to, specific match parameter can be as needed
Make choice, be the prior art, details are not described herein；The utility model uses extended-range engine 4, can directly use existing electricity
Extended-range engine 4 in motor-car in extended-range device, its crankshaft two end stretch out engine body and form power output respectively
End, using extended-range engine 4, can give full play to that its is small, occupy little space, the relatively existing automobile engine of power compared with
It is small, readily satisfy the power match between motor 1.
In the present embodiment, motor 1 includes at least the power output shaft 5 for forming its power output end, bent axle and motor 1
Matched power output end is coordinated by transmission mechanism and power output shaft 5, is provided with and is used for and transmission on power output shaft 5
Mechanism coordinates the arrangement of clutch 7 for realizing clutch；I.e. arrangement of clutch 7 is directly installed on the power output shaft 5 of motor 1, when
So, power output shaft 5 can be directly the motor shaft of motor 1, or the independent axis coordinated with electric machine shaft driving, power output
The speed changer of axis 5 and electric car forms transmission and coordinates, and when arrangement of clutch 7 engages, the power of extended-range engine 4 is from driver
Structure is driven on power output shaft 5, i.e., in the engaged condition, power output shaft 5 loads the power and extended-range of motor 1 at the same time
The power of engine 4.
In the present embodiment, battery pack 6 is further included, generator 3 and motor 1 are electrically connected with battery pack 6；Battery pack 6
For powering for motor 1, the electric energy produced by generator 3 can be stored in battery pack 6, and battery pack 6 is storage battery, be existing
Technology, details are not described herein.
In the present embodiment, the control system for automatically controlling is further included, the arrangement of clutch 7 is electromagnetic clutch；Its
In, electromagnetic clutch refers to the clutch that clutch is realized by Electromagnetic Control, it include inner ring, outer ring and be arranged on inner ring with it is outer
It can make inner ring and outer ring engagement or separated fastener between circle by Electromagnetic Control, be the prior art, details are not described herein；
Control system includes controller 8,9 and of accelerator pedal displacement sensor for obtaining accelerator travel displacement
For obtaining the vehicle speed sensor 14 of speed, accelerator pedal displacement sensor 9 and vehicle speed sensor 14 are connected with controller 8,
When accelerator pedal displacement sensor 9 detects that accelerator pedal displacement is higher than accelerator pedal displacement given threshold, and vehicle speed sensor
14 when detecting that speed is less than speed given threshold, and controller 8 controls electromagnetic clutch bent axle is formed with power output shaft 5 and passes
Dynamic engagement；Wherein, accelerator pedal 10 is gas pedal, and accelerator pedal displacement sensor may be provided on accelerator pedal, can also
Accelerator pedal is arranged on outside support for object of reference, i.e., the present embodiment is by detecting the signal of accelerator pedal displacement sensor 9
The control of electromagnetic clutch is realized with the signal of vehicle speed sensor 14, certainly also can be by detecting speed, 1 output torque of motor
Signal, or by driver's observation road conditions, directly control is realized manually, and the purpose of this utility model can be achieved；In this implementation
Under example, accelerator pedal displacement given threshold and speed given threshold are set in controller 8, when controller 8 judges accelerator pedal
When displacement meets at the same time higher than accelerator pedal displacement given threshold and speed less than two conditions of speed given threshold, electromagnetism is controlled
Clutch realizes engagement, and electromagnetic controller 8 is electrically connected with controller 8, conversely, when above-mentioned two condition have one be unsatisfactory for when, i.e.,
It is discrete state to control electromagnetic clutch.
In the present embodiment, control system further includes the electrical quantity sensor 11 for detecting 6 remaining capacity of battery pack, and electricity passes
Sensor 11 is connected with controller 8, when electrical quantity sensor 11 detects that 6 remaining capacity of battery pack is less than electricity preset value, control
Device 8 controls extended-range device work to power motor 1；It ought detect that the remaining capacity of battery pack 6 is less than electricity preset value
When, controller 8 judges that remaining capacity has been unable to meet the job requirement of motor 1, so as to control 4 work of extended-range engine
Make, so that generator 3 generates electricity and directly powers to motor 1.
In the present embodiment, the current sensor that control system further includes for detecting 1 operating current of motor (does not show in figure
Go out), current sensor is connected with controller 8, when current sensor detects that 1 operating current of motor is set more than operating current
During value, controller 8 controls extended-range device to work and generates electricity to battery pack 6, and detects the remaining electricity of battery pack 6 in electrical quantity sensor 11
When amount is higher than electricity preset value, control extended-range device cuts off the direct power supply to motor 1, is supplied from battery pack 6 to motor 1
Electricity；Working power setting value under 1 power supply state of motor is set i.e. in the controller 8, when current sensor detect it is electronic
When the working power of machine 1 is more than operating current setting value, judge that motor 1 can keep working normally at this time, so that increasing journey
The generator 3 of device is no longer directly powered to motor 1, but to storage battery power supply, powered from storage battery to motor 1.
In the present embodiment, control system further includes the brake pedal displacement sensor for obtaining brake-pedal travel displacement
12 and for obtaining the torque sensor 13 in axletree torque direction, brake pedal displacement sensor 12 and torque sensor with
Controller 8 connects, when brake pedal displacement sensor 12 detects that brake pedal displacement is higher than brake pedal displacement given threshold,
And torque sensor detect vehicle wheel axle torque for it is reverse when, controller 8 controls engine and motor 1 to be stopped, and controls
Electromagnetic clutch engagement processed；It is mostly to be used under descending state at this time, in descending, driver steps on brake pedal, and controller 8 is controlled
Engine processed is stopped with motor 1, and axletree can produce reactive torque under braking action at this time, and be slided by wheel
Dynamic potential energy drives extended-range engine 4 to work and produces electrification energy storage.
In the present embodiment, transmission mechanism is belt gear, it includes being fixed on the drive pulley 15 of bent axle, fixes
In the driven pulley 16 on the outer ring of electromagnetic clutch and the belt 17 of drive connection drive pulley and driven pulley；It is main
The dynamic direct circumference of belt pulley is fixed on the outer ring of electromagnetic clutch.
In addition, in the present embodiment, the temperature sensor 18 for being detected to motor temperature, temperature sensing are further included
Device is connected with controller, and when temperature sensor detects that motor temperature exceedes operating temperature ratings, controller controls it to stop
Only work.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, can be to this
The technical solution technical scheme is modified or replaced equivalently of utility model, without departing from the objective and model of technical solutions of the utility model
Enclose, it should all cover among the right of the utility model.
Claims (8)
- A kind of 1. extended-range electric vehicle power assembly, it is characterised in that：Including the motor and use for providing active force output In the extended-range device that electric energy realization increasing journey is provided for motor；The extended-range device includes generator and extended-range engine, and the generator is electrically connected with the motor, described The crankshaft two end of extended-range engine is respectively formed power output end, and one end power output end of bent axle is matched somebody with somebody with generator drive gear to be shared In power generation, other end power output end is can coordinate with the power output end transmission of motor in a manner of clutch for engaging When intervene power and motor and form common power output.
- 2. extended-range electric vehicle power assembly according to claim 1, it is characterised in that：The motor includes at least shape Into the power output shaft of its power output end, the bent axle is with the matched power output end of motor by transmission mechanism with moving Power output shaft coordinates, and the arrangement of clutch that clutch is realized for coordinating with the transmission mechanism is provided with power output shaft.
- 3. extended-range electric vehicle power assembly according to claim 2, it is characterised in that：Further include battery pack, the hair Motor and the motor are electrically connected with the battery pack.
- 4. extended-range electric vehicle power assembly according to claim 3, it is characterised in that：Further include for automatically controlling Control system, the arrangement of clutch are electromagnetic clutch；The control system includes controller, the accelerator pedal displacement sensor for obtaining accelerator travel displacement and is used for The vehicle speed sensor of speed is obtained, the accelerator pedal displacement sensor and vehicle speed sensor are connected with controller, work as acceleration Pedal displacement sensor detects that accelerator pedal displacement is higher than accelerator pedal displacement given threshold, and vehicle speed sensor detects car When speed is less than speed given threshold, controller control electromagnetic clutch makes bent axle be engaged with power output shaft formation transmission.
- 5. extended-range electric vehicle power assembly according to claim 4, it is characterised in that：The control system further includes use In the electrical quantity sensor of detection battery pack remaining capacity, the electrical quantity sensor is connected with controller, when electrical quantity sensor detects When being less than electricity preset value to battery pack remaining capacity, the controller control extended-range device work is to motor.
- 6. extended-range electric vehicle power assembly according to claim 5, it is characterised in that：The control system further includes use In the current sensor of detection electric motor operation electric current, the current sensor is connected with controller, when current sensor detects When being more than operating current setting value to electric motor operation electric current, controller control extended-range device works to cell stack, and When the electrical quantity sensor detects that battery pack remaining capacity is higher than electricity preset value, control extended-range device is cut off to motor Directly power, from battery pack to motor.
- 7. extended-range electric vehicle power assembly according to claim 6, it is characterised in that：The control system further includes use In the brake pedal displacement sensor and moment sensing for obtaining axletree torque direction that obtain brake-pedal travel displacement Device, the brake pedal displacement sensor and the torque sensor are connected with controller, when brake pedal displacement sensor Detect that brake pedal displacement is higher than brake pedal displacement given threshold, and torque sensor detects that vehicle wheel axle torque is reverse When, controller controls engine and motor stall, and controls electromagnetic clutch to engage.
- 8. extended-range electric vehicle power assembly according to claim 7, it is characterised in that：The transmission mechanism passes for belt Motivation structure, it includes being fixed on the drive pulley of bent axle, the driven pulley being fixed on the outer ring of electromagnetic clutch and biography The belt of dynamic connection drive pulley and driven pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720891369.5U CN207311133U (en) | 2017-07-20 | 2017-07-20 | extended-range electric vehicle power assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720891369.5U CN207311133U (en) | 2017-07-20 | 2017-07-20 | extended-range electric vehicle power assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207311133U true CN207311133U (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720891369.5U Expired - Fee Related CN207311133U (en) | 2017-07-20 | 2017-07-20 | extended-range electric vehicle power assembly |
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| Country | Link |
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| CN (1) | CN207311133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379975A (en) * | 2017-07-20 | 2017-11-24 | 重庆麦科斯新能源车业有限责任公司 | Extended-range electric vehicle dynamical system |
-
2017
- 2017-07-20 CN CN201720891369.5U patent/CN207311133U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107379975A (en) * | 2017-07-20 | 2017-11-24 | 重庆麦科斯新能源车业有限责任公司 | Extended-range electric vehicle dynamical system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20200720 |
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| CF01 | Termination of patent right due to non-payment of annual fee |