CN105256701B - Novel electric road roller and operation method thereof - Google Patents
Novel electric road roller and operation method thereof Download PDFInfo
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- CN105256701B CN105256701B CN201510612047.8A CN201510612047A CN105256701B CN 105256701 B CN105256701 B CN 105256701B CN 201510612047 A CN201510612047 A CN 201510612047A CN 105256701 B CN105256701 B CN 105256701B
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- 238000000034 method Methods 0.000 title abstract 3
- 230000005611 electricity Effects 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000011017 operating method Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000002283 diesel fuel Substances 0.000 abstract description 3
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- 230000005540 biological transmission Effects 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
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- 230000007613 environmental effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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Abstract
The invention relates to a novel electric road roller and an operation method thereof, wherein the electric road roller comprises: the left and right driving wheels are used for controlling left and right hub motors which are used for controlling the left and right driving wheels to rotate, and the left and right hub motors are driven by electric energy provided by a power management system; the electric road roller and the operation method thereof respectively drive the left and the right hub motors by the storage battery to drive the wheels to work, and the steering is controlled by the handle to realize the walking and the steering of the whole machine, thereby saving mechanical devices and hydraulic systems such as an engine, a clutch, a gearbox, a universal transmission device, a main reducer, a differential mechanism, a hydraulic pump and the like in the traditional road roller, reducing the occurrence chance of mechanical hydraulic faults and prolonging the service life; the system can utilize the night electricity consumption valley and diversification of power energy sources, effectively reduces the dependence on petrochemical energy such as diesel oil, also reduces the working noise, reduces the pollution emission, and saves the maintenance and operation cost.
Description
Technical field
The present invention relates to a kind of engineering mechanical device field, more particularly to a kind of electric road roller.
Background technology
Currently, petrochemistry energy scarcity, oil causes oil price to go up again and again in a short time as non-renewable resources
Rise and Diesel engine work when it is a riot of sound, environmental pollution is serious after diesel combustion.Based on to environmental protection, reduction energy
The consideration of source cost, particularly energy strategy transition, therefore invention utilizes electric power energy, the novel pressure road that wheel hub electric motor drives
Machine.
The content of the invention
It is an object of the invention to provide a kind of road roller and its operating method, this road roller is replaced by power-supply management system
Fuel engines, and optimize compactor structure, reduce rate of breakdown.
In order to solve the above-mentioned technical problem, the invention provides a kind of road roller, including：Left and right driving wheel, for controlling
The left and right wheel hub electric motor of left and right driving vehicle wheel rotation processed, the left and right wheel hub electric motor is provided by power-supply management system
Electrical energy drive.
Further, the road roller also includes：Steering driving mechanism, the steering driving mechanism includes：Left and right manual behaviour
Vertical handle；The left and right manual control crank is respectively equipped with advance, sky, three gears of reversing；And left and right manual control crank
Pass through to switch advance, empty, three gears of reversing respectively, to control left and right wheel hub electric motor rotating forward, stalling, invert, to realize car
Advance, turn, reversing.
Further, the control circuit of the left and right manual control crank is identical, wherein the control electricity of the dynamic control crank of left hand
Road includes：Three two-throw switches for connecting battery and left wheel hub motor in power-supply management system；Described three two are thrown
In first, second, and third terminals of switch, the first, the 3rd road terminals connect the same output end of battery, the second tunnel
Wiring connects another output end of battery；After the dynamic control crank of left hand is switched to forward, three two-throw switches
It is suitable to make left wheel hub motor pass through first via terminals, the second road terminals connection acquisition electric energy, left wheel hub motor is rotated forward；
And after the dynamic control crank of left hand is switched to reverse gear, three two-throw switches are suitable to make left wheel hub motor to pass through the
Two road terminals, the 3rd road terminals are connected and obtain electric energy, the reversion of left wheel hub motor.
Further, acoustic-optic alarm is also equipped with the road roller, the acoustic-optic alarm includes：It is arranged in parallel
Buzzer, left back-up lamp, right back-up lamp, and after parallel connection by first, second switch with battery constitute loop；Described
First, second switch is triggered when left and right manual control crank switches to reverse gear respectively, makes buzzer and left and right back-up lamp
Obtain electric work.
Further, the vehicle frame rear of the road roller is additionally provided with watering device, and the watering device includes：Water tank, with this
The connected sparge pipe of water tank, and the sparge pipe is connected with water spray motor, and the water spray motor by storage battery power supply.
Further, the power-supply management system includes：Charging and discharging protection device, inverter, power supply change-over device, power supply electricity
Quantity sensor, the charging and discharging protection device is suitable to prevent from overcharge of a battery or cross to put；The inverter is suitable to alternating current
Direct current is converted to charge battery；The battery includes high-voltage section and low voltage section, wherein, high-voltage section is adapted to provide for
Left and right wheel hub electric motor work electric energy, low voltage section is adapted to provide for acoustic-optic alarm, watering device work electric energy；It is described
Power supply change-over device is connected between high-voltage section and low voltage section, is suitable for electric energy conversion between high-voltage section and low voltage section；The electricity
Source electrical quantity sensor is suitable to detect the electricity of high-voltage section and low voltage section, and electric quantity data is sent to bridge instrumentation disk
On.
Another aspect, present invention also offers a kind of operating method of road roller, to meet various traveling sides of road roller
Formula.
In order to solve the above-mentioned technical problem, present invention also offers a kind of operating method of road roller, including：
Road roller advances or moves backward, road roller pivot stud to the left or to the right, and large radius turn to the left or to the right.
Further, the road roller includes：Left and right driving wheel, for controlling the left and right of left and right driving vehicle wheel rotation
Wheel hub electric motor, the left and right wheel hub electric motor provides electrical energy drive by power-supply management system；And the road roller is also wrapped
Include：Steering driving mechanism, the steering driving mechanism includes：Left and right manual control crank；The left and right manual control crank
It is respectively equipped with advance, sky, three gears of reversing；And left and right manual control crank is respectively by switching advance, empty, reversing three
Gear, to control left and right wheel hub electric motor rotating forward, stalling, reversion, realizes that vehicle advances, turns, moves backward.
Further, the control circuit of the left and right manual control crank is identical, wherein the control electricity of the dynamic control crank of left hand
Road includes：Three two-throw switches for connecting battery and left wheel hub motor in power-supply management system；Described three two are thrown
In first, second, and third terminals of switch, the first, the 3rd road terminals connect the same output end of battery, the second tunnel
Wiring connects another output end of battery；After the dynamic control crank of left hand is switched to forward, three two-throw switches
It is suitable to make left wheel hub motor pass through first via terminals, the second road terminals connection acquisition electric energy, left wheel hub motor is rotated forward；
And after the dynamic control crank of left hand is switched to reverse gear, three two-throw switches are suitable to make left wheel hub motor to pass through the
Two road terminals, the 3rd road terminals are connected and obtain electric energy, the reversion of left wheel hub motor.
Further, road roller advances or moves backward, i.e., left and right manual control crank is switched to forward or reverse gear simultaneously
Position；The dynamic control crank of pivot stud, the i.e. right hand is switched to forward, the dynamic control crank switching of left hand to road roller to the left or to the right
To reverse gear, pivot stud to the left is realized, or the dynamic control crank of left hand is switched to forward, the dynamic control crank switching of the right hand
To reverse gear, pivot stud to the right is realized；The dynamic control crank of large radius turn, the i.e. right hand is switched to advance to road roller to the left or to the right
Gear, the dynamic control crank of left hand is switched to neutral position, realizes large radius turn to the left, or the dynamic control crank of left hand is switched to drive shift
Position, the dynamic control crank of the right hand is switched to neutral position, realizes former large radius turn to the right.
The beneficial effects of the invention are as follows electronic road roller of the invention and its operating method are driven respectively using battery
Left and right two wheel hub electric motors, driving moment work controls to drive steering by handle, realizes the walking and steering of whole machine, saves
The machinery such as traditional road roller intrinsic motivation, clutch, gearbox, universal driving device, main reducing gear, differential mechanism, hydraulic pump
Device and hydraulic system, reduce mechanical-hydraulic failure chance of occurrence, improve service life；Night low power consumption, electricity can be utilized
Power energy sources diversification, effectively reduces the dependence to this petrochemistry energy of diesel oil, also reduces operating noise, reduces
Disposal of pollutants, has saved maintenance and operating cost.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the complete machine structure schematic diagram of road roller of the invention；
Fig. 2 is the electric operation control circuit figure of the dynamic control crank of left hand of the invention；
Fig. 3 is the electric operation control circuit figure of acoustic-optic alarm of the invention.
In figure：Static(al) rolling wheel 1, vehicle frame 2, left or right steering driving mechanism 3, acoustic-optic alarm 4, driver's cabin 5, power supply
Management system 6, watering device 7, left driving moment 8, left wheel hub motor 9, key switch Ka, three two-throw switch Kb, first
Switch Kc, second switch Kd, buzzer Y, left back-up lamp L1, right back-up lamp L2, first via terminals A, the second road terminals B,
3rd road terminals C.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant with the present invention.
Embodiment 1
As shown in figure 1, the invention provides a kind of road roller, including：Left and right driving wheel, for controlling left and right driving
The left and right wheel hub electric motor of vehicle wheel rotation, the electrical energy drive that the left and right wheel hub electric motor is provided by power-supply management system 6.
Road roller of the invention can utilize this electric power energy of battery, drive the wheel with wheel hub electric motor, from
And road roller is carried out operation, can effectively reduce the dependence to this traditional chemical energy of oil.Using this cleaning energy of electric power
Source, meets urban construction to environmental protection, the legal requirement of disposal of pollutants, solves that the petroleum resources such as diesel oil are in short supply to cause price day
The contradiction for gradually going up, while saving engine, clutch, gearbox, universal driving device, main reducing gear, differential mechanism, hydraulic pump
Deng mechanical device and hydraulic system, mechanical-hydraulic failure chance of occurrence is reduced, improve service life.
Further, the road roller also includes：Steering driving mechanism, the steering driving mechanism includes：Left and right manual behaviour
Vertical handle；The left and right manual control crank is respectively equipped with advance, sky, three gears of reversing；And left and right manual control crank
Respectively by switching advance, empty, three gears of reversing, to control left and right wheel hub electric motor to rotate forward, stall (power-supply management system 6
Not provide electric energy), reversion, with realize vehicle advance, turn, reversing.
As shown in Figure 2, it is preferred that the control circuit of the left and right manual control crank is identical, wherein left manually handle hand
The control circuit of handle includes：Three two-throw switch Kb for connecting battery and left wheel hub motor in power-supply management system 6；
In first, second, and third terminals of three two-throw switch Kb, the first, the 3rd road terminals C connects the same of battery
One output end, the second tunnel wiring connects another output end of battery；After the dynamic control crank of left hand is switched to forward, institute
Three two-throw switch Kb are stated to be suitable to make left wheel hub motor pass through first via terminals A, the second road terminals B connection acquisition electricity
Can, left wheel hub motor is rotated forward；And after the dynamic control crank of left hand is switched to reverse gear, three two-throw switch Kb are fitted
Connect and obtain electric energy in making left wheel hub motor pass through the second road terminals B, the 3rd road terminals C, the reversion of left wheel hub motor.
As shown in figure 3, being also equipped with acoustic-optic alarm 4 on the road roller, the acoustic-optic alarm 4 includes：And
Join buzzer Y, left and right back-up lamp, the right back-up lamp for setting, and be made up of back with battery first, second switch after parallel connection
Road；First, second switch is triggered when left and right manual control crank switches to reverse gear respectively, makes buzzer Y, left,
Right back-up lamp obtains electric work.
Optionally, acoustic-optic alarm 4 is additionally included in two front running lights, the left and right reversing of the outer front end of driver's cabin 5 setting
Lamp and back-up lamp are arranged on the outer rear end of driver's cabin 5, and the buzzer Y facilities are in the outer end of driver's cabin 5.
The rear of vehicle frame 2 of the road roller is additionally provided with watering device 7, and the watering device 7 includes：Water tank, with the water tank
Connected sparge pipe, and the sparge pipe is connected with water spray motor, and the water spray motor by storage battery power supply.In the walking of whole machine
While, watering device 7 is started working, and watering eliminates the suspensions such as dust, particle.Specifically, a switch is located at water spray motor
In the supply line of battery, can be triggered by corresponding button, water spray motor is obtained electric work.
The power-supply management system 6 includes：Charging and discharging protection device, inverter, power supply change-over device, electric quantity of power supply sensing
Device, the charging and discharging protection device is suitable to prevent from overcharge of a battery or cross to put；The inverter is suitable to be converted in alternating current
Direct current charges to battery；The battery includes high-voltage section and low voltage section, wherein, high-voltage section is adapted to provide for left and right
Wheel hub electric motor work electric energy, low voltage section is adapted to provide for acoustic-optic alarm 4, the work electric energy of watering device 7；The high pressure
Power supply change-over device is connected between portion and low voltage section, is suitable for electric energy conversion between high-voltage section and low voltage section, so that emergent
Power supply is provided under state each other, in order to reach this purpose, the power supply change-over device includes a booster circuit and a step-down
Circuit, and the electric energy of low voltage section is converted into by high voltage feeding high-voltage section by booster circuit, and high-voltage section is by being depressured electricity
High pressure is adjusted to low pressure feeding low voltage section by road, and which can ensure whole machine normal work the short time；The electric quantity of power supply is passed
Sensor is suitable to detect the electricity of high-voltage section and low voltage section, and electric quantity data is sent to the instrument board of driver's cabin 5.
Specifically, the road roller also includes：Vehicle frame 2, static(al) rolling wheel 1, driver's cabin 5, brakes and revolution speed sensing
Device.
The front end of the vehicle frame 2 is mounted with static(al) rolling wheel 1, and the left and right driving wheel is located at the rear end of vehicle frame 2, the system
Dynamic system is located at left and right wheel hub electric motor, and the upper end of the vehicle frame 2 is provided with driver's cabin 5, and the inside of the driver's cabin 5 has steering to drive
Mechanism, brake pedal, acoustic-optic alarm 4, power-supply management system 6 and key switch Ka.
The steering driving mechanism also includes that the left and right foot-propelled respectively with left and right manual control crank coordinated signals is manipulated
Pedal.By brake pedal control, when needing to slow down or stop, steering driving mechanism switches to neutral position to the brakes,
And brake pedal, the brakes on left and right wheel hub electric motor has started braking action, by motor shaft locking, left,
Right driven wheel speed decreases up to be zero.
The inside of driver's cabin 5 is provided with pilot set, and under-seat places the power-supply management system 6.
Pilot set top is provided with electric fan and ceiling light；When the temperature inside of driver's cabin 5 is higher, fan can be pressed and opened
Close, start fan, reduce temperature in driver's cabin 5；The speed probe detects whole machine speed in good time, and speed data is transmitted
On speed instrument dial plate on to the instrument board of driver's cabin 5.
Embodiment 2
On the basis of embodiment 1, present invention also offers a kind of operating method of road roller, including：
Road roller advances or moves backward,
Road roller pivot stud to the left or to the right, and
Large radius turn to the left or to the right.
The road roller includes：Left and right driving wheel, for controlling the left and right wheel hub of left and right driving vehicle wheel rotation electronic
Machine, the left and right wheel hub electric motor provides electrical energy drive by power-supply management system 6；And the road roller also includes：Turn to
Drive mechanism, the steering driving mechanism includes：Left and right manual control crank；The left and right manual control crank is respectively equipped with
Advance, empty, three gears of reversing；And left and right manual control crank is respectively by switching advance, empty, three gears of reversing, to control
Make left and right wheel hub electric motor to rotate forward, stall, invert, realize vehicle advance, turning, reversing.
Further, the control circuit of the left and right manual control crank is identical, wherein the control electricity of the dynamic control crank of left hand
Road includes：Three two-throw switch Kb for connecting battery and left wheel hub motor in power-supply management system 6；Described three two
In first, second, and third terminals of throw switch Kb, the first, the 3rd road terminals C connects the same output end of battery, the
Two tunnel wiring connect another output end of battery；After the dynamic control crank of left hand is switched to forward, described three two are thrown
Switch Kb is suitable to make left wheel hub motor pass through first via terminals A, the second road terminals B connection acquisition electric energy, left wheel hub electricity
Motivation is rotated forward；And after the dynamic control crank of left hand is switched to reverse gear, three two-throw switch Kb are suitable to make left wheel hub
Motor is connected and obtains electric energy by the second road terminals B, the 3rd road terminals C, the reversion of left wheel hub motor.
Road roller advances or moves backward, i.e., left and right manual control crank is switched to forward or reverse gear simultaneously；Pressure road
The dynamic control crank of pivot stud, the i.e. right hand is switched to forward to machine to the left or to the right, and the dynamic control crank of left hand is switched to reversing
Gear, realizes pivot stud to the left, or the dynamic control crank of left hand is switched to forward, and the dynamic control crank of the right hand is switched to reversing
Gear, realizes pivot stud to the right；The dynamic control crank of large radius turn, the i.e. right hand is switched to forward to road roller to the left or to the right,
The dynamic control crank of left hand is switched to neutral position, realizes large radius turn to the left, or the dynamic control crank of left hand is switched to forward, the right hand
Dynamic control crank is switched to neutral position, realizes former large radius turn to the right.
With above-mentioned according to desirable embodiment of the invention as enlightenment, by above-mentioned description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to its technical scope is determined according to right.
Claims (6)
1. a kind of road roller, it is characterised in that including：Left and right driving wheel, for control left and right driving vehicle wheel rotation it is left,
Right wheel hub electric motor, the electrical energy drive that the left and right wheel hub electric motor is provided by power-supply management system；
The road roller also includes：Steering driving mechanism, the steering driving mechanism includes：Left and right manual control crank；
The left and right manual control crank is respectively equipped with advance, sky, three gears of reversing；
And left and right manual control crank is respectively by switching advance, empty, three gears of reversing, to control left and right wheel hub electric motor
Rotate forward, stall, invert, to realize vehicle advance, turning, reversing；
The control circuit of the left and right manual control crank is identical, wherein
The control circuit of the dynamic control crank of left hand includes：For connecting battery and left wheel hub motor in power-supply management system
Three two-throw switches；
In first, second, and third terminals of three two-throw switches, the first, the 3rd road terminals connect the same of battery
One output end, the second tunnel wiring connects another output end of battery；
After the dynamic control crank of left hand is switched to forward, three two-throw switches are suitable to make left wheel hub motor to pass through the
Terminals, the second road terminals are connected and obtain electric energy all the way, and left wheel hub motor is rotated forward；And
After the dynamic control crank of left hand is switched to reverse gear, three two-throw switches are suitable to make left wheel hub motor to pass through the
Two road terminals, the 3rd road terminals are connected and obtain electric energy, the reversion of left wheel hub motor.
2. road roller according to claim 1, it is characterised in that be also equipped with acoustic-optic alarm on the road roller,
The acoustic-optic alarm includes：Buzzer, left back-up lamp, the right back-up lamp being arranged in parallel, and after parallel connection by first, the
Two switches constitute loop with battery；
It is described first, second switch respectively when left and right manual control crank switches to reverse gear trigger, make buzzer and
Left and right back-up lamp obtains electric work.
3. road roller according to claim 2, it is characterised in that the vehicle frame rear of the road roller is additionally provided with watering dress
Put, the watering device includes：Water tank, the sparge pipe being connected with the water tank, and the sparge pipe are connected with water spray motor, and
The water spray motor is by storage battery power supply.
4. road roller according to claim 3, it is characterised in that the power-supply management system includes：Charge and discharge protecting is filled
Put, inverter, power supply change-over device, electric quantity of power supply sensor,
The charging and discharging protection device is suitable to prevent from overcharge of a battery or cross to put；
The inverter is suitable to for alternating current to be converted to direct current battery is charged；
The battery includes high-voltage section and low voltage section, wherein, high-voltage section is adapted to provide for left and right wheel hub electric motor work electricity consumption
Can, low voltage section is adapted to provide for acoustic-optic alarm, watering device work electric energy；It is connected between the high-voltage section and low voltage section
Power supply change-over device, is suitable for electric energy conversion between high-voltage section and low voltage section；
The electric quantity of power supply sensor is suitable to detect the electricity of high-voltage section and low voltage section, and electric quantity data is sent to driving
Sail on the instrument board of room.
5. a kind of operating method of road roller, it is characterised in that including：
Road roller advances or moves backward,
Road roller pivot stud to the left or to the right, and
Large radius turn to the left or to the right；
The road roller includes：Left and right driving wheel, the left and right wheel hub electric motor for controlling left and right driving vehicle wheel rotation,
The left and right wheel hub electric motor provides electrical energy drive by power-supply management system；And
The road roller also includes：Steering driving mechanism, the steering driving mechanism includes：Left and right manual control crank；
The left and right manual control crank is respectively equipped with advance, sky, three gears of reversing；
And left and right manual control crank is respectively by switching advance, empty, three gears of reversing, to control left and right wheel hub electric motor
Rotate forward, stall, invert, realize vehicle advance, turning, reversing；
The control circuit of the left and right manual control crank is identical, wherein
The control circuit of the dynamic control crank of left hand includes：For connecting battery and left wheel hub motor in power-supply management system
Three two-throw switches；
In first, second, and third terminals of three two-throw switches, the first, the 3rd road terminals connect the same of battery
One output end, the second tunnel wiring connects another output end of battery；
After the dynamic control crank of left hand is switched to forward, three two-throw switches are suitable to make left wheel hub motor to pass through the
Terminals, the second road terminals are connected and obtain electric energy all the way, and left wheel hub motor is rotated forward；And
After the dynamic control crank of left hand is switched to reverse gear, three two-throw switches are suitable to make left wheel hub motor to pass through the
Two road terminals, the 3rd road terminals are connected and obtain electric energy, the reversion of left wheel hub motor.
6. the operating method of road roller according to claim 5, it is characterised in that
Road roller advances or moves backward, i.e., left and right manual control crank is switched to forward or reverse gear simultaneously；
The dynamic control crank of pivot stud, the i.e. right hand is switched to forward to road roller to the left or to the right, and the dynamic control crank of left hand is cut
Reverse gear is changed to, pivot stud to the left is realized, or the dynamic control crank of left hand is switched to forward, the dynamic control crank of the right hand is cut
Reverse gear is changed to, pivot stud to the right is realized；
The dynamic control crank of large radius turn, the i.e. right hand is switched to forward, the dynamic control crank switching of left hand to road roller to the left or to the right
To neutral position, large radius turn to the left is realized, or the dynamic control crank of left hand is switched to forward, the dynamic control crank of the right hand is switched to sky
Gear, realizes former large radius turn to the right.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510612047.8A CN105256701B (en) | 2015-09-23 | 2015-09-23 | Novel electric road roller and operation method thereof |
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| CN201510612047.8A CN105256701B (en) | 2015-09-23 | 2015-09-23 | Novel electric road roller and operation method thereof |
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| CN105256701A CN105256701A (en) | 2016-01-20 |
| CN105256701B true CN105256701B (en) | 2017-06-20 |
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| CN106945562A (en) * | 2017-04-26 | 2017-07-14 | 常州机电职业技术学院 | Distributed driving electric automobile and control method thereof |
| DE102019002439A1 (en) * | 2019-04-03 | 2020-10-08 | Bomag Gmbh | Soil compacting machine with electric motor and method of operation |
| CN110777615A (en) * | 2019-11-14 | 2020-02-11 | 周玉红 | Road roller for road construction of road surface condition is conveniently surveyd |
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| CN202644351U (en) * | 2012-06-21 | 2013-01-02 | 山东路得威工程机械制造有限公司 | Small-sized ride-on road roller |
| CN203096576U (en) * | 2013-02-22 | 2013-07-31 | 武汉悍路威科技发展有限公司 | Purely-electric road roller |
| CN104019219A (en) * | 2014-06-03 | 2014-09-03 | 湖南三一路面机械有限公司 | Handle control mechanism and road roller |
| CN104633096A (en) * | 2014-12-03 | 2015-05-20 | 洛阳市黄河软轴控制器股份有限公司 | Road roller power gear-shifting control system |
| CN204959560U (en) * | 2015-09-23 | 2016-01-13 | 常州机电职业技术学院 | Novel electric road roller |
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| CN105256701A (en) | 2016-01-20 |
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