CN209051300U - A kind of pure electric Time Division Synchronous four-driving-force assembly - Google Patents
A kind of pure electric Time Division Synchronous four-driving-force assembly Download PDFInfo
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- CN209051300U CN209051300U CN201821936945.4U CN201821936945U CN209051300U CN 209051300 U CN209051300 U CN 209051300U CN 201821936945 U CN201821936945 U CN 201821936945U CN 209051300 U CN209051300 U CN 209051300U
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Abstract
The utility model discloses a kind of pure electric Time Division Synchronous four-driving-force assemblies, the power assembly includes the front-wheel drive motor for being respectively used to driving front-wheel and the rear wheel drive motor for driving rear-wheel, transmission mechanism and clutch are provided between front-wheel drive motor and rear wheel drive motor, front-wheel drive motor is arranged in parallel with rear wheel drive motor by transmission mechanism, the entire length for effectively reducing assembly, is easily installed.Two drives and 4 wheel driven mode can be needed to switch respectively according to road conditions, reduce vehicle energy consumption, increase electric car course continuation mileage, while realizing the synchronism of front and back wheel operating under 4 wheel driven mode, improve whole vehicle stability.
Description
Technical field
The utility model belongs to electric vehicle engineering field, and in particular to a kind of pure electric Time Division Synchronous four-driving-force assembly.
Background technique
Motor in electric automobile is using vehicle power supply as power, and Motor for Electric Automobile drives wheels travel, due to environment shadow
The opposite orthodox car of sound is smaller, and its prospects are considered optimistic wildly.
Electric car is divided into two drives and two kinds of forms of 4 wheel driven at present, and 4 wheel driven is four-wheel drive, and speed is fast, and in snowfield, mud
Trafficability and stability can be improved when the wet and slippery section such as muddy.But there is also certain risk, therefore, also go out on the market
Another drive form: time sharing is showed, time sharing is a kind of form of 4 wheel driven automobile driving system, and referring to can be by driving
The person of sailing changes two-wheel drive or four-wheel drive mode by being switched on or switched off transfer gear, to realize according to surface conditions
Two drive the driving method with the conversion of four driven frees.Time sharing is only travelled using front-wheel or rear wheel drive usually, in accumulated snow
Or four-wheel drive can be switched on chad road surface to exercise, also cry selection four-wheel drive.This be also offroad vehicle or 4 wheel driven SUV most
Common drive mode.Four-wheel drive is also known as a11wheel drive, and as its name suggests, 4 wheel driven just refers to all dynamic drive of automobile front and back wheel
It is dynamic, engine output torque can be all distributed in by different proportion on the wheel of front and back by track state difference.
But four-wheel drive cars generally use two motor drivens, and poor synchronization, current four-wheel drive cars are in normal paved road
On can cause to turn to because of the rotational speed difference of antero posterior axis when driving dry and astringent, there are also the risks overturned when excessive velocities.Moreover, traditional
4 wheel driven drive assembly longer dimension, installation is inconvenient, impacts to whole structure.
Therefore, in view of problem above, it is necessary to propose a kind of novel pure electric Time Division Synchronous four-driving-force assembly, reduce total
It at size, can need to switch respectively two drives and 4 wheel driven mode according to road conditions, reduce vehicle energy consumption, increase in electric car continuation of the journey
Journey, while the synchronism that realization front and back wheel operates under 4 wheel driven mode, improve whole vehicle stability.
Utility model content
In view of this, the utility model proposes a kind of pure electric Time Division Synchronous four-driving-force assembly, said device features rational structure subtracts
Small assembly size, power output is reliable and stable, can need to switch respectively two drives and 4 wheel driven mode according to road conditions, reduces vehicle energy
Consumption increases electric car course continuation mileage, while the synchronism of front and back wheel operating is realized under 4 wheel driven mode, improves vehicle and stablizes
Property.
The pure electric Time Division Synchronous four-driving-force assembly of one kind that purpose according to the present utility model proposes, including be respectively used to drive
Move the front-wheel drive motor of front-wheel and the rear wheel drive motor for driving rear-wheel, the front-wheel drive motor and the rear-wheel
Transmission mechanism and clutch are provided between driving motor, the front-wheel drive motor and the rear wheel drive motor pass through driver
Structure is arranged in parallel, when synchronous 4 wheel driven operation, clutch operating by front-wheel drive motor, transmission mechanism and rear wheel drive motor successively
Coupling, any driving motor is as active motor, and for another driving motor as slave motor, front and back wheel realizes synchronous driving.
Preferably, when synchronous 4 wheel driven operation, the front-wheel drive motor is active motor, the rear wheel drive motor be from
Rotary action power is passed to rear wheel drive motor by transmission mechanism by dynamic motor, front-wheel drive motor, front-wheel drive motor and
Rear wheel drive motor is respectively and synchronous drive front-wheel and rear-wheel realize 4 wheel driven.
Preferably, when two drive operations, the front-wheel drive motor and the rear wheel drive motor are cut by clutch separation
It is changed to rear wheel drive mode, rotary action power is passed to rear-wheel by rear wheel drive motor, and rear wheel movement pushes front wheel motion.
Preferably, the transmission mechanism includes driving gear set, and the driving gear set includes being located at the front-wheel
First gear in driving motor shaft be located at second gear on the rear wheel drive machine shaft, the front-wheel drive motor
It is consistent with the rear wheel drive motor speed.
Preferably, an intermediate gear is at least engaged between the first gear and the second gear.
Preferably, the clutch is set to the end of front-wheel drive motor or rear wheel drive motor, front-wheel drive motor
It is connect by clutch with first gear or rear wheel drive motor is connect by clutch with second gear.
Preferably, the front-wheel drive motor passes through the by the first driving axis connection front-wheel, the rear wheel drive motor
Two driving axis connection rear-wheels, the first drive shaft and the second drive shaft front and back are arranged in parallel, and front-wheel drive motor and rear wheel drive
Motor is arranged side by side, fixed between motor casing, and front-wheel drive motor and rear wheel drive motor are biased to the setting of front-wheel side.
Preferably, the clutch is that drum brake is centrifuged bidirectional automatic clutch.
Preferably, the power assembly further includes the duplex electric machine controller for controlling synchronous 4 wheel driven operation, and to cut
Rear-guard mode is changed to switch with the switching of synchronous 4 wheel driven mode.
Preferably, front-wheel drive motor and rear wheel drive motor are the same type AC permanent magnet of same rotational speed, different capacity
Synchronous motor.
Compared with prior art, the advantages of pure electric Time Division Synchronous four-driving-force assembly disclosed by the utility model, is:
The power assembly includes being respectively used to the front-wheel drive motor of driving front-wheel and for driving the rear-wheel of rear-wheel to drive
Dynamic motor, is provided with transmission mechanism and clutch, front-wheel drive motor and rear-wheel between front-wheel drive motor and rear wheel drive motor
Driving motor is arranged in parallel by transmission mechanism, is effectively reduced the entire length of assembly, is easily installed.
When synchronous 4 wheel driven operation, clutch operating is by front-wheel drive motor, transmission mechanism and rear wheel drive motor successively coupling
It closes, any driving motor is as active motor, and for another driving motor as slave motor, front and back wheel realizes synchronous driving.Two drive
When operation, front-wheel drive motor and rear wheel drive motor, can be according to road conditions only by a motor driven by clutch separation
It needs to switch respectively two drives and 4 wheel driven mode, reduces vehicle energy consumption, increase electric car course continuation mileage, while under 4 wheel driven mode
It realizes the synchronism of front and back wheel operating, improves whole vehicle stability.
Two motors are arranged in parallel by gear set, and synchronism is high, said device features rational structure, and power output is reliable and stable.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram of driving motor in pure electric Time Division Synchronous four-driving-force assembly disclosed by the utility model.
Fig. 2 is the structural schematic diagram of pure electric Time Division Synchronous four-driving-force assembly disclosed by the utility model.
Fig. 3 is pure electric Time Division Synchronous four-driving-force assembly control system figure disclosed by the utility model.
The title of corresponding component representated by number or letter in figure:
1, front-wheel drive motor 2, rear wheel drive motor 3, clutch 4, transmission mechanism
5, the first drive shaft 6, the second drive shaft 7, switching switch 8, vehicle-mounted accelerator 9, power supply 10, duplex
Electric machine controller
41, first gear 42, second gear 43, intermediate gear.
Specific embodiment
Synchronism, stability are poor when driving for current four-wheel drive cars vehicle, and there are security risks, and 4 wheel driven assembly length is inclined
Greatly, installation is inconvenient.
It is whole in view of the shortcomings of the prior art, the utility model proposes a kind of pure electric Time Division Synchronous four-driving-force assembly
Machine is structurally reasonable, reduces assembly size, facilitates installation, power output is reliable and stable, can need to switch two respectively according to road conditions
It drives with 4 wheel driven mode, reduces vehicle energy consumption, increase electric car course continuation mileage, while realizing front and back wheel operating under 4 wheel driven mode
Synchronism, improve whole vehicle stability.
The technical solution of the utility model will be clearly and completely described by specific embodiment below.Obviously,
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, fall within the protection scope of the utility model.
Please also refer to Fig. 1 to Fig. 3, as shown, a kind of pure electric Time Division Synchronous four-driving-force assembly, including be respectively used to
The front-wheel drive motor 1 of front-wheel and the rear wheel drive motor 2 for driving rear-wheel are driven, front-wheel drive motor 1 and rear-wheel drive
Clutch 3 is provided between dynamic motor 2, front-wheel drive motor 1 is arranged in parallel with rear wheel drive motor 2 by transmission mechanism 4.Due to
Two motors or so are arranged side by side, to reduce the entire length of assembly, are easily installed.
When synchronous 4 wheel driven operation, the movement of clutch 3 by front-wheel drive motor 1, transmission mechanism 4 and rear wheel drive motor 3 according to
Secondary coupling, any driving motor is as active motor, and for another driving motor as slave motor, front and back wheel realizes synchronous driving.
First drive shaft 5 of front-wheel drive motor 1 connects front-wheel, after the second drive shaft 6 connection of rear wheel drive motor 2
Wheel, two drive shafts front and back are arranged in parallel, and front-wheel drive motor 1 and rear wheel drive motor 2 are arranged side by side, fixed between motor casing,
Front-wheel drive motor 1 and rear wheel drive motor 2 are biased to the setting of front-wheel side.Rear wheel-side setting can also be biased in other embodiments,
Depending on needs, herein with no restrictions.
It is located on whole vehicle center axis at the connection center of two driving motors, power output is reliable and stable.
When two drive operations, front-wheel drive motor 1 is separated with rear wheel drive motor 2 by clutch 3, is switched to rear wheel drive
Rotary action power is passed to rear-wheel by mode, rear wheel drive motor 2, and rear wheel movement pushes front wheel motion.
Further, clutch preferably uses drum brake to be centrifuged bidirectional automatic clutch.Preferred front-wheel drive in the present embodiment
Motor 1 is active motor, and clutch 3 is set to front-wheel drive motor end, and front-wheel drive motor 1 is when powering on, front-wheel
Driving motor 1 is coupled by clutch with transmission mechanism 4, and power passes to rear wheel drive motor 2, rear-wheel by transmission mechanism 4
Driving motor 2 is operated synchronously with front-wheel drive motor 1, realizes the bi-motor synchronous working state of high level of synchronization revolving speed, the knot
Structure cleverly realizes the four-wheel drive power of two driving motor synchronism output equal-wattages, same rotational speed, identical torque.This
Outside, active motor can also be rear wheel drive motor, specifically with no restrictions.
Due to above excellent four-wheel synchronous driving performance and feature, which is suitable for
High-end pure electric vehicle offroad vehicle, high-end pure electric vehicle sedan, even more pure electric vehicle be police, military offroad vehicle, high-end large-scale picking-up vehicle
And the preferred four-wheel drive power of all kinds of extraordinary electric vehicles.
Preferably, transmission mechanism 4 includes driving gear set, and driving gear set includes being located at 1 turn of front-wheel drive motor
For first gear 41 on axis with positioned at second gear 42 in 2 shaft of rear wheel drive motor, front-wheel drive motor 1 and rear wheel drive are electric
2 revolving speed of machine is consistent.Further, it is at least engaged with an intermediate gear 43 between first gear 41 and second gear 42, realizes power
Transmitting.In other embodiments, conveyer belt transmission is also can be used in transmission mechanism, and concrete form is with no restrictions.
Front-wheel drive motor 1 is connect by clutch 3 with first gear 41, under 4 wheel driven mode, clutch driving so that
The shaft of front-wheel drive motor 1 is coupled with first gear 41, consequently facilitating the rotatory force of front-wheel drive motor 1 is passed through driving cog
Wheel group passes to the shaft of rear wheel drive motor 2.Under two drive modes, clutch drive so that the shaft of front-wheel drive motor 1 with
First gear 41 separates, to disconnect the connection of front-wheel drive motor Yu rear wheel drive motor.It can also will be from other embodiments
The end of rear wheel drive motor is arranged in clutch, and rear wheel drive motor is connect by clutch with second gear, can also drive two
Dynamic motor end is respectively provided with clutch, and specific embodiment is with no restrictions.
The pure electric Time Division Synchronous four-driving-force assembly is same using two same rotational speeds, the same type AC permanent magnet of different capacity
Motor is walked, is stopped by Gu and is centrifuged bidirectional automatic clutch and transmission mechanism coupling as power drive assembly, to ensure that vehicle
Four driving wheel height uniform synchronizations.
Power assembly further includes the duplex electric machine controller 10 for controlling synchronous 4 wheel driven operation, and to switch rear-guard mode
With the switching switch 7 of synchronous 4 wheel driven mode, arbitrarily switching driving mode can be needed according to road conditions.Power assembly further includes vehicle-mounted adds
Fast device 8.
To sum up, the innovative design that pure electric Time Division Synchronous four-driving-force assembly uses bi-motor to be arranged in parallel, efficiently solves
Traditional four-driving-force assembly longer dimension installs inconvenient problem, in pure electric automobile in vehicle start, heavy duty climbing, height
Speed overtakes other vehicles, ice and snow road, and under the conditions of the road conditions of the complexity such as muddy road, power output is that the working condition of synchronous 4 wheel driven is height
The four-wheel drive operating mode of synchronous rotational speed, when pure electric vehicle is under the unloaded good driving status in the road surface Ge, the timesharing is same
Step four-driving-force assembly can automatically and manually be switched to rear-guard working condition i.e. rear wheel drive mode, so as to effectively reduce
The energy consumption of vehicle increases the course continuation mileage of pure electric automobile.
Pure electric vehicle carries the vehicle of pure electric Time Division Synchronous four-driving-force assembly in different road conditions road travelings
It can be in high speed and low speed climbing without the quenching operations that slow down.When starting 4 wheel driven operating mode, vehicle power can transient rise
60%, effective solution pure electric automobile in fully loaded starting and heavy duty climbing, overload of vehicle be short of power, lag etc. it is difficult
Topic.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of pure electric Time Division Synchronous four-driving-force assembly, which is characterized in that the front-wheel drive including being respectively used to driving front-wheel
Motor and rear wheel drive motor for driving rear-wheel, are provided between the front-wheel drive motor and the rear wheel drive motor
Transmission mechanism and clutch, the front-wheel drive motor are arranged in parallel with the rear wheel drive motor by transmission mechanism, synchronous
When 4 wheel driven operates, clutch operating successively couples front-wheel drive motor, transmission mechanism and rear wheel drive motor, any driving electricity
Machine is as active motor, and for another driving motor as slave motor, front and back wheel realizes synchronous driving.
2. pure electric Time Division Synchronous four-driving-force assembly according to claim 1, which is characterized in that when synchronous 4 wheel driven operation,
The front-wheel drive motor is active motor, and the rear wheel drive motor is slave motor, and front-wheel drive motor is by rotary action
Power passes to rear wheel drive motor, front-wheel drive motor and rear wheel drive motor difference and synchronous drive front-wheel by transmission mechanism
4 wheel driven is realized with rear-wheel.
3. pure electric Time Division Synchronous four-driving-force assembly according to claim 2, which is characterized in that described when two drive operations
Front-wheel drive motor and the rear wheel drive motor are switched to rear wheel drive mode, rear wheel drive motor by clutch separation
Rotary action power is passed into rear-wheel, rear wheel movement pushes front wheel motion.
4. pure electric Time Division Synchronous four-driving-force assembly according to claim 1, which is characterized in that the transmission mechanism includes
Driving gear set, the driving gear set include the first gear that is located on the front-wheel drive machine shaft and be located at institute
Second gear on rear wheel drive machine shaft is stated, the front-wheel drive motor is consistent with the rear wheel drive motor speed.
5. pure electric Time Division Synchronous four-driving-force assembly according to claim 4, which is characterized in that the first gear and institute
It states and is at least engaged with an intermediate gear between second gear.
6. pure electric Time Division Synchronous four-driving-force assembly according to claim 4, which is characterized in that the clutch is set to
The end of front-wheel drive motor or rear wheel drive motor, front-wheel drive motor is connect by clutch with first gear or rear-wheel drives
Dynamic motor is connect by clutch with second gear.
7. pure electric Time Division Synchronous four-driving-force assembly according to claim 1, which is characterized in that the front-wheel drive motor
By the first driving axis connection front-wheel, the rear wheel drive motor passes through the second driving axis connection rear-wheel, the first drive shaft and the
It is arranged in parallel before and after two drive shafts, and front-wheel drive motor and rear wheel drive motor are arranged side by side, fixed between motor casing, front wheel driving
Dynamic motor and rear wheel drive motor are biased to the setting of front-wheel side.
8. pure electric Time Division Synchronous four-driving-force assembly according to claim 1-7, which is characterized in that the clutch
Device is that drum brake is centrifuged bidirectional automatic clutch.
9. pure electric Time Division Synchronous four-driving-force assembly according to claim 1-7, which is characterized in that the power
Assembly further includes the duplex electric machine controller for controlling synchronous 4 wheel driven operation, and to switch rear-guard mode and synchronous 4 wheel driven mode
Switching switch.
10. pure electric Time Division Synchronous four-driving-force assembly according to claim 1-7, which is characterized in that front wheel driving
Dynamic motor and rear wheel drive motor are the same type DC permanent magnet synchronous motor of same rotational speed, different capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936945.4U CN209051300U (en) | 2018-11-23 | 2018-11-23 | A kind of pure electric Time Division Synchronous four-driving-force assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936945.4U CN209051300U (en) | 2018-11-23 | 2018-11-23 | A kind of pure electric Time Division Synchronous four-driving-force assembly |
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| CN209051300U true CN209051300U (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821936945.4U Active CN209051300U (en) | 2018-11-23 | 2018-11-23 | A kind of pure electric Time Division Synchronous four-driving-force assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278549A (en) * | 2018-11-23 | 2019-01-29 | 宁波华表机械制造有限公司 | A kind of pure electric Time Division Synchronous four-driving-force assembly |
| CN113785695A (en) * | 2021-10-11 | 2021-12-14 | 中国铁建重工集团股份有限公司 | Wheel limit hydraulic drive traveling system and cotton picker |
-
2018
- 2018-11-23 CN CN201821936945.4U patent/CN209051300U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278549A (en) * | 2018-11-23 | 2019-01-29 | 宁波华表机械制造有限公司 | A kind of pure electric Time Division Synchronous four-driving-force assembly |
| CN113785695A (en) * | 2021-10-11 | 2021-12-14 | 中国铁建重工集团股份有限公司 | Wheel limit hydraulic drive traveling system and cotton picker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A pure electric time sharing synchronous four-wheel drive powertrain Effective date of registration: 20230517 Granted publication date: 20190702 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Hangzhou Bay New Area Sub branch Pledgor: NINGBO HUABIAO MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2023980040866 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |