CN207931457U - A kind of electric tractor - Google Patents
A kind of electric tractor Download PDFInfo
- Publication number
- CN207931457U CN207931457U CN201820348285.1U CN201820348285U CN207931457U CN 207931457 U CN207931457 U CN 207931457U CN 201820348285 U CN201820348285 U CN 201820348285U CN 207931457 U CN207931457 U CN 207931457U
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- motor
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- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 241000826860 Trapezium Species 0.000 claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 abstract description 2
- 238000009395 breeding Methods 0.000 abstract 1
- 230000001488 breeding effect Effects 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 7
- 239000000295 fuel oil Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000012271 agricultural production Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000916 dilatatory effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model is related to a kind of electric tractor, it includes that vehicle frame both ends are arranged with former and later two battery packs to belong to technical field of agricultural machinery devices, and front power battery pack is primary, behind rear battery pack can balancing load distribution increase breeding and continue a journey spare.Device for steering includes steering wheel, and steering intermediate shaft is connected with below steering wheel, and steering intermediate shaft is engaged by three meshed gears with rack connecting rod by steering gear and transmission axis connection, transmission shaft, the steering trapezium in rack connecting rod control front.The utility model battery pack and power transmission box after the setting of the position of original hydraulic lifting apparatus, power transmission box both sides are equipped with electric lifting device, simple in structure to be also beneficial to save space.
Description
Technical field
The utility model is related to a kind of electric tractor more particularly to the complete machine arrangements of electric tractor, belong to agriculture
Use field of mechanical technique.
Background technology
Major impetus machinery of the tractor as agricultural production, ownership increase year by year, at this stage, China's agricultural production
The tractor used is still based on the fuel oil tractor of traditional type, in most of time section work at high power low
Fast large torque region, thus the energy consumption rate of conventional fuel oil tractor is bigger, and emission performance is also poor, to ecology, resource
Many destructions are caused with environment, country increasingly payes attention to the problem of energy-saving and emission-reduction, pollution control.Pure electric vehicle tractor conduct
A kind of novel agricultural machinery, using cleaning, reproducible electric energy as power source.Greatly develop electric tractor to improvement more than
Problem has good effect.In addition, electric tractor is driven using motor, conventional fuel oil tractor is compared, is had higher
Capacity usage ratio, and the operation noise that electric tractor generates at work is small, and with small vibration, the operating environment of driver is more
Comfortably.Pure electric vehicle tractor is all intended to more environmentally-friendly requirement in power source selection, fuselage material selection, it will is future
The emerging selection of agriculture field.
During developing electric tractor, there is also some urgent problems.To ensure pure electric vehicle tractor
With preferable continual mileage, need the battery for being equipped with large capacity, the battery of large capacity that battery pack overall dimensions can be caused excessive.
Meanwhile also needing corresponding increase to the motor that high capacity cell matches.And excessive battery pack can be such that complete machine is arranging with motor
There are some interference in aspect, and preceding bridge stand under load can be made excessive, leads to the problem of secure context.Electric tractor is compared to tradition
Fuel oil tractor is also required to be correspondingly improved in some structures.
Application No. is a kind of intelligent electric tractor and its chassis cloth are proposed in 201710736612.0 patent document
Office's method, discloses some corresponding method for arranging to electric tractor chassis, still, many places in placement process
Still some mechanisms and method for arranging of conventional fuel oil tractor have been continued to use, there are many areas for improvement.
Application No. is a kind of electric tractor chassis is proposed in the patent document of 201320587460.X, disclose electronic
The electric transmission system of tractor, using crawler type walking mechanism, mechanism is complex, and applicable working condition is limited,
Novel agricultural growth requirement is not met.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of electric tractor more particularly to electric tractor
Complete machine arrangement.
The technical solution of the utility model is as follows:
A kind of electric tractor, including vehicle frame, vehicle frame both ends are equipped with preceding bridge and rear axle, before the cooperation installation of the both sides Qian Qiao is equipped with
Wheel, the installation of rear axle both sides are equipped with trailing wheel, are fixed with battery pack bracket on the vehicle frame equipped with the one end Qian Qiao, are set on battery pack bracket
Dynamic battery pack, power battery pack for complete machine providing energy;
The vehicle frame of power battery pack one end is equipped with transfer, and transfer includes steering wheel, is connected below steering wheel
Have a steering intermediate shaft, steering intermediate shaft is connected by steering gear and transmission axis connection, transmission shaft with driving wheel, driving wheel with it is lazy
Wheel, idle pulley engage respectively with driven wheel, driven wheel and rack connecting rod engagement;
The lower section of steering wheel is equipped with motor, and motor is connected with power battery pack;
Vehicle frame equipped with rear axle one end is equipped with actuating unit, and actuating unit includes power transmission box, power
Transmission case is connected to the motor, and rear battery pack bracket is equipped with above power transmission box, rear battery pack is equipped in rear battery pack bracket, after
Battery pack is connected by power cord with power battery pack, and rear battery pack bracket both sides are equipped with electric lifting device, electronic promotion dress
Set the lift arm being connected including electric cylinder and with electric cylinder one end;
Steering trapezium is equipped with above preceding bridge, rack connecting rod is connect with steering trapezium.
Preferred according to the utility model, rear battery pack bracket both sides are equipped with lift arm pedestal, and lift arm pedestal is by carrying
It rises arm rotation axis and is connected with lift arm;Power transmission box both sides are equipped with electric cylinder bearing, and electric cylinder bearing is equipped with electric cylinder.It is logical
Electric cylinder of overdriving action realizes that lift arm is rotated upwardly and downwardly around lift arm rotation axis, completes to promote operation;It is rung using electronic promotion
Answer speed faster, and pollution-free.
It is further preferred that lift arm pedestal is connect with rear battery pack bracket bolt.
Preferred according to the utility model, steering gear is electric booster steering device.Electric booster steering device is that market is commercially available
Equipment can meet the needs of being turned under different operating modes.
It is preferred according to the utility model, it is equipped with multi-functional instrument dial plate below steering wheel, multi-functional instrument dial plate is showing
System travel condition.
It is further preferred that integrated be equipped with includes speedometer, revolution counter, battery temperature table, electricity on multi-functional instrument dial plate
Table and left steering lamp, right turn lamp, parking braking lamp, system failure lamp and battery charge indicating light.
It is preferred according to the utility model, driving wheel, idle pulley, driven wheel axle center be located in same vertical line.
It is further preferred that the size all same of driving wheel, idle pulley, driven wheel.Size identical three from top to down are set
A gear not only improves the height space between reasonable layout transmission shaft and rack connecting rod, avoids the excessive shadow of single gear size
Sound is airborne, also can guarantee that the action direction of transmission shaft and rack connecting rod and transmission ratio do not have excessive fluctuations, is conducive to remain flat
Surely.
It is preferred according to the utility model, driving wheel, idle pulley, driven wheel outside be equipped with rack-and-pinion steering structure outside
Shell.
Preferred according to the utility model, motor includes driving motor and speed regulating motor, and two motors are along vehicle frame traveling side
To be symmetrical arranged.By the way that two motors are arranged, can be wanted according to operating mode difference, two motor work of rational driving meeting operating mode
Under the premise of asking, overall efficiency is improved to the full extent.
It is preferred according to the utility model, circular hole is evenly equipped on battery pack tray plate, on the both sides of rear battery pack bracket
Also it is evenly equipped with circular hole.It, can distributing in favor of cell heat with this.
It is preferred according to the utility model, seat, transfer and multi-functional instrument dial plate are housed above rear battery pack bracket
In front of seat, foot throttle and foot brake are also integrated on pedal in front of seat, seat both sides are additionally provided with PTO control sticks
It manipulates and switchs with electronic promotion, electronic promotion manipulates switch and is connected with electric cylinder, and PTO control sticks are connected with power transmission box;It is dynamic
Power transmission case one end is equipped with power output shaft, and power output axis connection rear operating farm tool is switched to pto after starting PTO
Operating mode, motor can operate in command speed, and throttle will not determine motor machine rotating speed.
Electric tractor motor is available to two kinds of base speed of PTO offers, corresponds to two different speed cones in national standard
Standard, slower speed are 540 revs/min, and faster speed is 1000 revs/min.
The beneficial effects of the utility model are:
1, the electric tractor battery of the application is by the way of front and back arrangement, in addition to the power battery pack of front, dynamic
Battery pack after there also is provided one group above power transmission case, rear battery pack is protected in the case of playing battery pack not enough power supply in front
Card electric tractor can continue to the spare effect of operation, i.e., when master battery pack, which can not continue as tractor, provides energy,
Battery pack can guarantee that tractor works on or drive to repair charging place afterwards, and the position of rear battery pack installation is that tradition is fired
The position of oily tractor installation hydraulic lifting apparatus, it is dilatory with electric lifting device replacement conventional fuel oil in this electric tractor
The hydraulic lifting apparatus of machine.Battery pack is detachable structure after subsequent, and battery pack can not only improve continuous after increasing one
Boat ability, and be conducive to the distribution of fore-aft loads, the load to preceding bridge is alleviated, the earth-grasping force of trailing wheel is increased.After in addition,
Battery pack can function as the counterweight of electric tractor, increase the frictional resistance between driving wheel and ground, improve driveability,
Tractor is set to run at work more steady.
2, to promote the farm implements of suspension, the utility model is directly driven with electric cylinder and is promoted the lift arm of electric tractor
Arm works, and mechanism is simple, easy to operate.
3, the application transfer changes traditional turning machine structure, is substituted in a manner of rack pinion traditional
Around shaft type steering mechanism, driving wheel drives to driven wheel, driven wheel and rack connecting rod engagement through idle pulley, and the connection of rack connecting rod turns to
It is trapezoidal, drive steering trapezium to make wheel steering by transfer.Compared to traditional steering structure, the rack-and-pinion of the application
Steering structure is conducive to space layout, saves space, avoids and interfered with other structures.
4, for the application electric tractor using no transforming gear pattern, transmission case body is smaller, saves arrangement space,
More convenient driver's operation simultaneously.
Description of the drawings
Fig. 1 is the utility model tractor overall structure front perspective view;
Fig. 2 is the utility model tractor overall structure rear perspective schematic diagram;
Fig. 3 is the utility model tractor chassis elevational schematic view;
Fig. 4 is the utility model gear rack type steering engine structural schematic diagram;
Fig. 5 is the electronic promotion partial view of the utility model;
Wherein:1, power battery pack, 2, battery pack bracket, 3, steering trapezium, 4, front-wheel, 5, preceding bridge, 6, rack connecting rod, 7,
Rack-and-pinion steering structure shell, 8, trailing wheel, 9, power output shaft, 10, lift arm pedestal, 11, power transmission box, 12, electronic
Cylinder, 13, rear battery pack, 14, rear battery pack bracket, 15, lift arm, 16, seat, 17, steering wheel, 18, multi-functional instrument dial plate,
19, drive shaft, 20, electric cylinder bearing, 21, PTO control sticks, 22, foot brake, 23 foot throttles, 24, motor, 25, pedal, 26, turn
To jackshaft, 27, transmission shaft, 28, driving wheel, 29, idle pulley, 30, driven wheel, 31, driving motor, 32, speed regulating motor, 33, carry
Rise arm rotation axis.
Specific implementation mode
The utility model is described further by way of example and in conjunction with the accompanying drawings, but not limited to this.
Embodiment 1:
A kind of electric tractor, including vehicle frame, vehicle frame both ends are equipped with preceding bridge 5 and rear axle, and the cooperation installation of 5 both sides of preceding bridge is equipped with
Front-wheel 4, the installation of rear axle both sides are equipped with trailing wheel 8, battery pack bracket 2, battery pack support are fixed on the vehicle frame equipped with the one end Qian Qiao
Frame 2 is equipped with power battery pack 1, and power battery pack for complete machine providing energy.
The vehicle frame of power battery pack one end is equipped with transfer, and transfer includes steering wheel 17,17 lower section of steering wheel
It is connected with steering intermediate shaft 26, steering intermediate shaft 26 is connect by steering gear with transmission shaft 27, transmission shaft 27 and 28 phase of driving wheel
Even, driving wheel 28 is engaged with idle pulley 29, idle pulley 29 with driven wheel 30 respectively, and driven wheel 30 is engaged with rack connecting rod 6.Steering gear is
Electric booster steering device.Electric booster steering device is the commercially available equipment in market, can meet the needs of being turned under different operating modes.
The lower section of steering wheel 17 is equipped with motor 24, and motor 24 is connected with power battery pack 1.
Vehicle frame equipped with rear axle one end is equipped with actuating unit, and actuating unit includes power transmission box 11, moves
Power transmission case 11 is connected with motor 24, and 11 top of power transmission box is equipped with rear battery pack bracket 14, is set in rear battery pack bracket 14
There are rear battery pack 13, rear battery pack 13 to be connected with power battery pack 1 by power cord, rear 14 both sides of battery pack bracket are equipped with electronic
Lifting device, electric lifting device include electric cylinder 12 and the lift arm being connected with electric cylinder one end 15.
Steering trapezium 3 is equipped with above preceding bridge, rack connecting rod 6 is connect with steering trapezium 3.
Embodiment 2:
A kind of electric tractor, structure is as described in Example 1, the difference is that rear 14 both sides of battery pack bracket are equipped with
Lift arm pedestal 10, lift arm pedestal 10 are bolted with rear battery pack bracket 14.Lift arm pedestal 10 is rotated by lift arm
Axis 33 is connected with lift arm 15;11 both sides of power transmission box are equipped with electric cylinder bearing 20, and electric cylinder bearing 20 is equipped with electric cylinder
12.By driving the action of electric cylinder 12 to realize that lift arm 15 is rotated upwardly and downwardly around lift arm rotation axis 33, complete to promote operation;Using
Electronic promotion response speed is faster, and pollution-free.
Embodiment 3:
A kind of electric tractor, structure is as described in Example 2, the difference is that being equipped with multi-functional instrument below steering wheel
Dial plate 18, multi-functional instrument dial plate is to display system travel condition.Integrated be equipped with includes speedometer, rotating speed on multi-functional instrument dial plate
Table, battery temperature table, voltameter and left steering lamp, right turn lamp, parking braking lamp, system failure lamp and battery charging instruction
Lamp.
Embodiment 4:
A kind of electric tractor, structure is as described in Example 1, the difference is that driving wheel 27, idle pulley 29, driven wheel
30 axle center is located in same vertical line.The size all same of driving wheel, idle pulley, driven wheel.Size is identical from top to down for setting
Three gears, not only improve the height space between reasonable layout transmission shaft and rack connecting rod, avoid single gear size mistake
It influences greatly airborne, also can guarantee that the action direction of transmission shaft and rack connecting rod and transmission ratio do not have excessive fluctuations, be conducive to dimension
Maintain an equal level steady.
Embodiment 5:
A kind of electric tractor, structure is as described in Example 4, the difference is that driving wheel, idle pulley, driven wheel is outer
Portion is equipped with rack-and-pinion steering structure shell 7, to protect internal structure and be conducive to beauty.
Embodiment 6:
A kind of electric tractor, structure is as described in Example 1, the difference is that motor includes driving motor 31 and adjusts
Speed motor 32, two motors are symmetrical arranged along vehicle frame direction of travel.Driving motor 31 and speed governing operating mode based on constant speed operating mode are
Both main speed regulating motors 32 constitute system dynamic input source, may be implemented by the planetary gear mechanism inside power transmission box
Point confluence of bi-motor power.By speed change system after bi-motor power flow concentration, electric tractor can be met in friction speed
Under job requirements.By the way that two motors are arranged, operating mode can met according to operating mode difference, two motor work of rational driving
Under the premise of it is required that, overall efficiency is improved to the full extent.
Embodiment 7:
A kind of electric tractor, structure is as described in Example 1, the difference is that being evenly equipped on 2 bottom plate of battery pack bracket
Circular hole is also evenly equipped with circular hole on the both sides of rear battery pack bracket 14, is conducive to distributing for cell heat with this.
Embodiment 8:
A kind of electric tractor, structure is as described in Example 3, the difference is that rear 14 top of battery pack bracket is equipped with
Seat 16, transfer and multi-functional instrument dial plate 18 are set to 16 front of seat, and foot oil is also integrated on pedal 25 in front of seat
Door 23 and foot brake 22, the two are advanced or stop signal, seat both sides are additionally provided with to be provided to motor and power transmission box
PTO control sticks 21 and electronic promotion manipulate switch, and electronic promotion manipulates switch and is connected with electric cylinder, controlling electric cylinder to carrying
The lifting of arm is risen, PTO control sticks are connected with power transmission box;Power transmission box one end is equipped with power output shaft 9, power output shaft
Connection rear operating farm tool is switched to pto operating modes after starting PTO, and motor can operate in command speed, and throttle is not
It can determine motor machine rotating speed.
Electric tractor motor is available to two kinds of base speed of PTO offers, corresponds to two different speed cones in national standard
Standard, slower speed are 540 revs/min, and faster speed is 1000 revs/min.
According to different work operating mode, electric tractor is operated under different work patterns.When electric tractor zero load not
When hanging farm implements, it is only necessary to which driving motor, which works independently, can meet driving requirements, at this point, battery pack is only needed to driving motor
Electric energy is provided, drives drive shaft 19 that rear wheel is driven to advance by power transmission box, electric tractor can be done under this operating mode
Fast transportation;When electric tractor needs lifting heavy, electric cylinder 12 drives lift arm 15 to act, and lift arm 15 is around lift arm
Rotation axis 33 rotates, and completes the work of lifting heavy;Electric tractor is when hanging farm implements progress ploughing or rotary tillage process, setting
After one PTO rotating speed of target to set the goal, driving motor and speed regulating motor can be passed through power transmission box by control system automatically
Interior planetary gear mechanism realizes confluence and the shunting of bi-motor power.The output of PTO constant speed is realized by power dividing, from electronic
The farm implements of tractor to suspension carry out operating mode operation, complete the operations such as sowing.
Electric tractor is when needing to turn to, driver turn steering wheel 17, through intermediate steering shaft 26, transmission shaft 27 to master
Power is reached driven wheel 30 by driving wheel 28, driving wheel 28 by idle pulley 29, and driven wheel 30 is engaged with rack connecting rod 6, rack connecting rod 6
Front end in succession steering geometry 3, rack connecting rod 6 receives the power from gear set, is moved forward and backward, and drives steering trapezium 3
It is mobile.Steering trapezium is the structure all used on tractor and automobile, it makes tractor left and right wheels when turning to
Certain angle is turned over according to a certain percentage, and the action of the steering of electric tractor front-wheel 4 is completed with this.
Claims (10)
1. a kind of electric tractor, including vehicle frame, which is characterized in that vehicle frame both ends are equipped with preceding bridge and rear axle, and the both sides Qian Qiao are equipped with
Front-wheel, rear axle both sides are equipped with trailing wheel, are fixed with battery pack bracket on the vehicle frame equipped with the one end Qian Qiao, battery pack bracket is equipped with
Power battery pack, power battery pack for complete machine providing energy;
The vehicle frame of power battery pack one end is equipped with transfer, and transfer includes steering wheel, is connected with and turns below steering wheel
To jackshaft, steering intermediate shaft is connected by steering gear and transmission axis connection, transmission shaft with driving wheel, driving wheel and idle pulley, lazy
Wheel engages respectively with driven wheel, driven wheel and rack connecting rod engagement;
The lower section of steering wheel is equipped with motor, and motor is connected with power battery pack;
Vehicle frame equipped with rear axle one end is equipped with actuating unit, and actuating unit includes power transmission box, power transmission
Case is connected to the motor, and rear battery pack bracket is equipped with above power transmission box, rear battery pack, rear battery are equipped in rear battery pack bracket
Packet is connected by power cord with power battery pack, and rear battery pack bracket both sides are equipped with electric lifting device, electric lifting device packet
The lift arm for including electric cylinder and being connected with electric cylinder one end;
Steering trapezium is equipped with above preceding bridge, rack connecting rod is connect with steering trapezium.
2. electric tractor according to claim 1, which is characterized in that rear battery pack bracket both sides are equipped with lift arm bottom
Seat, lift arm pedestal are connected with lift arm by lift arm rotation axis;Power transmission box both sides are equipped with electric cylinder bearing, electric cylinder
Bearing is equipped with electric cylinder;Lift arm pedestal is connect with rear battery pack bracket bolt.
3. electric tractor according to claim 1, which is characterized in that steering gear is electric booster steering device.
4. electric tractor according to claim 1, which is characterized in that multi-functional instrument dial plate is equipped with below steering wheel, it is more
Function instrument board is to display system travel condition;Integrated be equipped with includes speedometer, revolution counter, battery temperature on multi-functional instrument dial plate
Spend table, voltameter and left steering lamp, right turn lamp, parking braking lamp, system failure lamp and battery charge indicating light.
5. electric tractor according to claim 1, which is characterized in that driving wheel, idle pulley, driven wheel axle center be located at it is same
On one vertical line.
6. electric tractor according to claim 5, which is characterized in that driving wheel, idle pulley, the size of driven wheel are homogeneous
Together.
7. electric tractor according to claim 1, which is characterized in that driving wheel, idle pulley, driven wheel outside be equipped with tooth
Take turns rack steering structure shell.
8. electric tractor according to claim 1, which is characterized in that motor includes driving motor and speed regulating motor, and two
A motor is symmetrical arranged along vehicle frame direction of travel.
9. electric tractor according to claim 1, which is characterized in that it is evenly equipped with circular hole on battery pack tray plate, after
It is evenly equipped with circular hole on the both sides of battery pack bracket.
10. electric tractor according to claim 1, which is characterized in that seat, seat are housed above rear battery pack bracket
Both sides are additionally provided with PTO control sticks and electronic promotion manipulates switch, and electronic promotion manipulates switch and is connected with electric cylinder, and PTO is manipulated
Bar is connected with power transmission box, and power transmission box one end is equipped with power output shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820348285.1U CN207931457U (en) | 2018-03-14 | 2018-03-14 | A kind of electric tractor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820348285.1U CN207931457U (en) | 2018-03-14 | 2018-03-14 | A kind of electric tractor |
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Publication Number | Publication Date |
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CN207931457U true CN207931457U (en) | 2018-10-02 |
Family
ID=63655089
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Application Number | Title | Priority Date | Filing Date |
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CN201820348285.1U Withdrawn - After Issue CN207931457U (en) | 2018-03-14 | 2018-03-14 | A kind of electric tractor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108312825A (en) * | 2018-03-14 | 2018-07-24 | 山东科技大学 | A kind of electric tractor |
CN110254208A (en) * | 2019-06-04 | 2019-09-20 | 浙江农林大学 | The electric tractor of hub motor rear wheel drive |
CN113022330A (en) * | 2021-03-10 | 2021-06-25 | 江苏大学 | Driving system of double-motor hybrid power electric tractor |
-
2018
- 2018-03-14 CN CN201820348285.1U patent/CN207931457U/en not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108312825A (en) * | 2018-03-14 | 2018-07-24 | 山东科技大学 | A kind of electric tractor |
CN108312825B (en) * | 2018-03-14 | 2023-12-08 | 山东科技大学 | Electric tractor |
CN110254208A (en) * | 2019-06-04 | 2019-09-20 | 浙江农林大学 | The electric tractor of hub motor rear wheel drive |
CN113022330A (en) * | 2021-03-10 | 2021-06-25 | 江苏大学 | Driving system of double-motor hybrid power electric tractor |
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Granted publication date: 20181002 Effective date of abandoning: 20231208 |