CN203511258U - Pure electric instructional car for reverse parking and garage shifting in driving school - Google Patents
Pure electric instructional car for reverse parking and garage shifting in driving school Download PDFInfo
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- CN203511258U CN203511258U CN201320542713.1U CN201320542713U CN203511258U CN 203511258 U CN203511258 U CN 203511258U CN 201320542713 U CN201320542713 U CN 201320542713U CN 203511258 U CN203511258 U CN 203511258U
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Abstract
The utility model provides a pure electric instructional car for reverse parking and garage shifting in a driving school. The pure electric instructional car comprises an air cooling front-drive motor assembly, a motor controller and a power storage battery. The air cooling front-drive motor assembly comprises a motor, a speed reducer connected with the motor, a differential mechanism and a drive shaft connected with the differential mechanism and used for driving wheels. The motor controller is connected with the motor and the power storage battery. The pure electric instructional car is low in speed, and can meet the requirement for reverse parking and shifting parking training of the driving school, the control method of the pure electric instructional car is the same as that of a instructional car using fuel, the structure is simple, work is reliable, running is safe, and the pure electric instructional car is mainly used for training driving feeling of a driver.
Description
Technical field
The utility model belongs to process control field, relates to the trainee's of driving school auxiliary device, is specifically related to a kind of driving school and moves the pure electric instruction car in storehouse with falling stake.
Background technology
Driving training is one of important component part of road transportation industry, it is resource occupation type industry, it is again energy resource consumption type industry, whether driving training can adhere to take scientific and technical innovation as means, take energy efficiency as industry development target, the energy-saving and emission-reduction work of road transportation industry is played to very important effect.In current driver training, instructional car has more than 70% time all to move storehouse training falling stake, in training, the gear of vehicle is low, the speed of a motor vehicle is slow, driving engine is worked in high oil consumption high pollution areas, not only to consume a large amount of finished oils, increase driver training cost, and surrounding environment is caused to very large pollution, along with the Continued of finished oil price, the sustainable development of driving training and road transportation industry energy-saving and emission-reduction work have also been brought to adverse influence simultaneously.At present, because electronlmobil has zero-emission, low noise and the feature such as pollution-free in the process of moving, thereby obtain the favor of most of vehicle manufacturers.Adopt pure electric vehicle to move storehouse instructional car and train and there is considerable economic benefit and social benefit as falling stake.Yet existing pure electric vehicle structure is comparatively complicated, easy care not, the speed of a motor vehicle is high, is not suitable for down an operating needs that moves storehouse.
Utility model content
The purpose of this utility model is to provide a kind of driving school to move the pure electric instruction car in storehouse with falling stake.
For achieving the above object, the utility model has adopted following technical scheme.
This instructional car comprises air-cooled before driving motor assembly, electric machine controller and power accumulator, described air-cooled before driving motor assembly comprise electrical motor, the retarder being connected with electrical motor, the diff being connected with retarder and be connected with diff for driving the axle drive shaft of wheel, electric machine controller is connected with electrical motor and power accumulator respectively.
Described electrical motor is brushless direct current motor.
Described instructional car also comprises the DC/DC voltage conversion device being connected with power accumulator and the vehicle-mounted non-power accumulator being connected with DC/DC voltage conversion device.
Described instructional car also comprises the brake boosting vacuum pump being connected with vehicle-mounted non-power accumulator.
Described instructional car also comprises the efp being connected with electric machine controller.
Described instructional car also comprises the gear-shifting operating device being connected with electric machine controller.
The beneficial effects of the utility model are embodied in:
The type of drive that instructional car described in the utility model adopts electrical motor, retarder and diff to be integrated, do not use power-transfer clutch, change-speed box, not only simplified body construction, improved reliability, and the speed of a motor vehicle is low, traffic safety, be easy to safeguard, can meet driving school completely and fall stake and move the requirement of storehouse training.
Further, instructional car described in the utility model, by the parts such as efp, gear-shifting operating device, brake boosting vacuum pump are set, makes its control method identical with fuel oil instructional car, can meet the needs of the road sense of training chaufeur.
Accompanying drawing explanation
Fig. 1 is control flow chart of the present utility model;
Fig. 2 is electric machine controller partial circuit schematic diagram of the present utility model;
Fig. 3 is power transmission structure figure of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Referring to Fig. 1, Fig. 2 and Fig. 3, driving school described in the utility model moves the pure electric instruction car in storehouse and comprises air-cooled before driving motor assembly, electric machine controller and power accumulator with falling stake, described air-cooled before driving motor assembly comprise electrical motor, the retarder being connected with electrical motor, the diff being connected with retarder and be connected with diff for driving the axle drive shaft of wheel, electric machine controller is connected with electrical motor and power accumulator respectively, and described electrical motor is brushless direct current motor.
Described instructional car also comprises the DC/DC voltage conversion device being connected with power accumulator and the vehicle-mounted non-power accumulator being connected with DC/DC voltage conversion device, described power accumulator is 72V storage battery, DC/DC voltage conversion device is that direct current 72V turns 13.5V, can be for charging to vehicle-mounted non-power accumulator, vehicle-mounted non-power accumulator is for the power supply of the mobile units such as loudspeaker, steering indicating light, and described instructional car also comprises the brake boosting vacuum pump being connected with vehicle-mounted non-power accumulator.
Described instructional car also comprises the efp being connected with electric machine controller, and described instructional car also comprises the gear-shifting operating device being connected with electric machine controller.
Embodiment
The stake of falling moves the pure electric instruction car in storehouse, mainly electrical motor, power accumulator, controller, efp (hall accelerator) etc., consists of.Electrical motor is directly connected with semiaxis with diff by retarder, adopt a kind of electronlmobil special purpose gear shifting device, power system has been carried out to Proper Match, designed brake system and electric system etc., made this instructional car sensuously identical with fuel oil instructional car with driving at driver behavior.Be specifically described as follows:
Battery supply (being power accumulator) is controlled break-make by source switch, is connected in parallel to DC/DC voltage conversion device, electric machine controller between battery supply both positive and negative polarity.Ignition lock arranges four gears, and wherein LOCK gear is for closing igniting, and ACC gear is the power supplies such as electric machine controller, read out instrument, and ON gear powers on and connects for controller major loop contactless switch, and ST gear is for starting gear.ST gear is connected in parallel to starting relay.Efp is directly connected with electric machine controller, and electric machine controller is also connected with electrical motor, gear-shifting operating device.Described battery supply is 72V storage battery.Described DC/DC transfer device is that direct current 72V turns 13.5V, is mainly to vehicle-mounted non-power accumulator charging.Brake boosting vacuum pump is direct current 12V.
Described electrical motor is selected brushless direct current motor, considers the power producing characteristics of instructional car, selects 72V brshless DC motor, and output power is in 3kW left and right.Electric machine controller is selected brushless direct current motor nonshared control unit.Referring to Fig. 2, controller Hall line M is connected with electrical motor Hall line, three colo(u)r streak N of controller are connected with three colo(u)r streaks of efp, the negative pole that line P is controller, the positive pole that line H is controller, line J is braking power-off, line I is reversing, and line G connects instrument, and line F connects electric lock, line D, line E are connected with the both positive and negative polarity of battery supply, and line A, line B, line C are connected with electrical motor.Controller can be realized motor forward/backward rotation, automatic locking, and driver safety is protected in brake power-off.
Transmission device comprises electrical motor, retarder, diff, semiaxis (axle drive shaft).In this transmission device, electrical motor, retarder, diff, semiaxis are one, adopt air-cooled before driving (preposition forerunner).Electrical motor is directly controlled semiaxis by retarder and diff and is rotated.Air-cooled before driving motor assembly is convenient to installation and removal, and has alleviated complete vehicle curb weight, makes vehicle become slimmer and more graceful, drives lightlyer, and work-hours is longer, and consumption of current still less, is easier to safeguard.By the design of transmission device, in conjunction with motor power (output) and power accumulator type selecting, make this instructional car can realize failure-free low cruise.
Described gear-shifting operating device is selected electronlmobil special purpose gear shifting device.Electronlmobil special purpose gear shifting handling device one has 3 gears, forward gear, neutral, reverse gear.Chaufeur is controlled with fuel oil instructional car and is as good as.
Electric machine controller is according to the voltage signal of efp output, and the corresponding PWM ripple of output voltage signal dutycycle is to regulate motor speed, thus regulation speed.Described electrical motor output torque is slowed down to increase after turning round through retarder and diff and is driven wheel to advance by semiaxis.
The utility model utilizes controller to control the mode of operation of electrical motor, by efp, carrys out regulation speed, and utilizing DC/DC voltage conversion device is vehicle-mounted non-power accumulator charging.
Compare with same type fuel oil instructional car, this car use cost is low.By driving school's instructional car darg, within 8 hours, calculate, this car fills an electric energy and meets the work requirements of 2 days, is once charged as 15 degree, approximately need 8 yuan, and the oil expense that the training of fuel oil instructional car spends for 2 days is far longer than electric instruction car.And use instructional car described in the utility model to be conducive to sustainable development, meet the general requirement of energy-saving and emission-reduction.
Compare with existing battery-driven car, not only can simulate the state of fuel oil instructional car, and the block construction that mechanical power transmission device adopts is simple, cost is low, easily realization, reliability is high.
With 72V storage battery, as power supply, improve safety.This car is also equipped with the not enough warning device of dump energy, realizes the Real-Time Monitoring to each piece battery.
By vacuum servo size and vehicle-mounted voltage, by using brake boosting vacuum pump, with fuel oil instructional car deceleration and stopping performance indifference.
Claims (6)
1.Yi Zhong driving school moves the pure electric instruction car in storehouse with falling stake, it is characterized in that: this instructional car comprises air-cooled before driving motor assembly, electric machine controller and power accumulator, described air-cooled before driving motor assembly comprise electrical motor, the retarder being connected with electrical motor, the diff being connected with retarder and be connected with diff for driving the axle drive shaft of wheel, electric machine controller is connected with electrical motor and power accumulator respectively.
2. a kind of driving school moves the pure electric instruction car in storehouse with falling stake according to claim 1, it is characterized in that: described electrical motor is brushless direct current motor.
3. a kind of driving school moves the pure electric instruction car in storehouse with falling stake according to claim 1, it is characterized in that: described instructional car also comprises the DC/DC voltage conversion device being connected with power accumulator and the vehicle-mounted non-power accumulator being connected with DC/DC voltage conversion device.
4. a kind of driving school moves the pure electric instruction car in storehouse with falling stake according to claim 3, it is characterized in that: described instructional car also comprises the brake boosting vacuum pump being connected with vehicle-mounted non-power accumulator.
5. a kind of driving school moves the pure electric instruction car in storehouse with falling stake according to claim 1, it is characterized in that: described instructional car also comprises the efp being connected with electric machine controller.
6. a kind of driving school moves the pure electric instruction car in storehouse with falling stake according to claim 1, it is characterized in that: described instructional car also comprises the gear-shifting operating device being connected with electric machine controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320542713.1U CN203511258U (en) | 2013-09-02 | 2013-09-02 | Pure electric instructional car for reverse parking and garage shifting in driving school |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320542713.1U CN203511258U (en) | 2013-09-02 | 2013-09-02 | Pure electric instructional car for reverse parking and garage shifting in driving school |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203511258U true CN203511258U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320542713.1U Expired - Fee Related CN203511258U (en) | 2013-09-02 | 2013-09-02 | Pure electric instructional car for reverse parking and garage shifting in driving school |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203511258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481759A (en) * | 2013-09-02 | 2014-01-01 | 长安大学 | Backing and shifting pure electric learner-driven vehicle for driving school |
| CN104085315A (en) * | 2014-06-13 | 2014-10-08 | 长安大学 | Control system for electric driver-training car |
-
2013
- 2013-09-02 CN CN201320542713.1U patent/CN203511258U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481759A (en) * | 2013-09-02 | 2014-01-01 | 长安大学 | Backing and shifting pure electric learner-driven vehicle for driving school |
| CN103481759B (en) * | 2013-09-02 | 2016-05-18 | 长安大学 | A kind of driving school is with falling to move the pure electric instruction car in storehouse |
| CN104085315A (en) * | 2014-06-13 | 2014-10-08 | 长安大学 | Control system for electric driver-training car |
| CN104085315B (en) * | 2014-06-13 | 2016-09-21 | 长安大学 | A kind of electric coaching vehicle control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20160902 |