CN1201834C - Electrically driven vehicle - Google Patents

Electrically driven vehicle Download PDF

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Publication number
CN1201834C
CN1201834C CNB021271623A CN02127162A CN1201834C CN 1201834 C CN1201834 C CN 1201834C CN B021271623 A CNB021271623 A CN B021271623A CN 02127162 A CN02127162 A CN 02127162A CN 1201834 C CN1201834 C CN 1201834C
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China
Prior art keywords
mentioned
signal
electric motor
alarm
control circuit
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Expired - Fee Related
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CNB021271623A
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Chinese (zh)
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CN1400028A (en
Inventor
食场安弘
上西智明
松下丈也
松本敏宏
乾诚贵
勘场一志
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Sanyo Electric Co Ltd
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Sanyo Electric Co Ltd
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Publication of CN1400028A publication Critical patent/CN1400028A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Traffic Control Systems (AREA)

Abstract

To provide a motor-driven vehicle whose traveling sound is silenced by using a motor as a drive source and whose safety is improved by performing reporting indicating the presence of a golf cart correspondingly to a traveling state. In the motor-driven vehicle traveling with the motor (17) as the drive source, a section to perform reporting by a reporting means (46) is set by magnetic force signals obtained through the combination of a plurality of magnets (48) buried near a traveling path and reporting is performed in the section. Also, reporting is performed at the departure and stoppage through a remote operation with an ultrasonic sensor (35), a cart guard (34) or a remote controller (44).

Description

Electric motor car
Technical field
The present invention relates to the electric motor car that travels as drive source with motor.
Background technology
Past, in such electric motor car, such as, in the golf motor vehicle, as shown in the open communique of No. 51419/2000 patent of invention of Japan, like that, have with motor the inductance line that the edge is buried underground and the automatic driving mode that travels simultaneously as drive source, and handle by user's operation, the manual driving mode that travels is by being arranged at the starting shutdown switch on the guidance panel, the operation of teleswitch, the beginning of travelling of golf motor vehicle, travelling stops.
In addition, as shown in the open communique of No. 164943/1997 patent of invention of Japan, with engine as drive source, by being arranged at the starting shutdown switch on the guidance panel, the operation of teleswitch is piloted engine, carry out the beginning of travelling of golf motor vehicle, travelling stops.
With the occasion of engine as the golf motor vehicle of drive source, because before beginning to travel, engine start, in addition when stopping, engine stops, so near the people who is positioned at the golf motor vehicle can pass through its sound, learns the motion of golf motor vehicle in advance.
But if for being the electric motor car of drive source with the motor, then because under steam, the sound that travels is more quiet, so people on every side can't predict the motion of electric motor car.When starting, has the danger of thrusting into from behind.In addition, in the starting of the operation of teleswitch, the occasion that stops, because operated from a distance, so be positioned at the action that near the people of golf motor vehicle can't predict the golf motor vehicle, that thrustes into from behind is dangerous higher.In addition, when in the walking of the back of electric motor car, carry out anxious occasion of stopping, irrelevant with the people's who is positioned at the back purpose, realize anxious the parking, at this moment, have the danger that the people collides electric motor car, this is breakneck.
Summary of the invention
Problem of the present invention is to provide a kind of electric motor car, and in this electric motor car, drive source adopts motor, and the sound that travels is more quiet, and corresponding to transport condition, by the mode that gives the alarm, learns the existence of golf motor vehicle, improves security.
Electric motor car of the present invention comprises motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor, it is characterized in that this electric motor car is provided with input mechanism, and the signal of situation in the zone that is predefined regulation is learnt in the input of this input mechanism; Alert mechanism, this alert mechanism gives the alarm according to the signal of this input mechanism.
Electric motor car of the present invention, learn it is that the signal of situation in zone of predefined regulation is formed by the magnetic strength signal of magnet, this magnet forms the commencing signal that the above-mentioned alert mechanism of indication begins, and the end signal of indicating the alarm end of above-mentioned alert mechanism.
By above-mentioned scheme, with battery as power supply, by the control of Drive and Control Circuit, driving motor is realized travelling, if by learning the signal of situation in the zone that is predefined regulation, such as, be embedded in the combination of a plurality of magnets in the road of travelling, specific magnetic strength signal is input in the input mechanism, then in the indication alert mechanism, travel.In addition, if will indicate the specific magnetic strength signal of end of the alarm of alert mechanism to be input in the input mechanism, then this alarm finishes.Thus, even under the situation of travelling by the more quiet motor of the signal to noise ratio that travels, still can be by being easy to generate dangerous place, by the mode that alert mechanism gives the alarm, the people around making learns the approaching of electric motor car.
Electric motor car of the present invention is provided with motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Signal receiver, this signal receiver receive the transmission signal that sends from the electric motor car in the place ahead; This electric motor car comprises follow the mode, in this follow the mode, when detecting the received signal that receives by signal receiver greater than setting, this brake control circuit makes above-mentioned clamping device action, realize stopping, when less than this setting, follow the electric motor car in the place ahead, travel, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism is when the travelling of this follow the mode, and the received signal according to receiving by above-mentioned signal receiver gives the alarm.
When electric motor car of the present invention, above-mentioned alert mechanism detect received signal greater than setting at above-mentioned signal receiver, give the alarm.
When electric motor car of the present invention, above-mentioned alert mechanism detect received signal less than setting at above-mentioned signal receiver, give the alarm.
In addition, when electric motor car travels, if be set at follow the mode, then sender unit receives the transmission signal from the electric motor car in the place ahead, when its distance of electric motor car for stipulating with the place ahead, promptly, formation by clamping device, stops electric motor car during greater than the received signal of setting.In addition, and if the distance between the electric motor car in the place ahead greater than predetermined distance, then can follow the electric motor car in the place ahead and travel.If repeatedly by above-mentioned action, select this pattern, then make and the electric motor car in the place ahead between distance keep certain in, under the situation of not pushing starting, shutdown switch, travel with following.Like this, if select follow the mode, then when electric motor car start and when stopping, alert mechanism gives the alarm, and follows the action of electric motor car, can to around, give the alarm.
Electric motor car of the present invention is provided with motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Operated from a distance mechanism, this operated from a distance mechanism can carry out operated from a distance to above-mentioned Drive and Control Circuit and brake control circuit, realize the starting parking, signal receiver, this signal receiver receives the signal that sends from this operated from a distance mechanism, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism gives the alarm according to the operation by above-mentioned operated from a distance mechanism.
Alert mechanism of the present invention, gives the alarm when above-mentioned Drive and Control Circuit begins to move by above-mentioned operated from a distance mechanism.
Alert mechanism of the present invention, gives the alarm when above-mentioned brake control circuit begins to move by above-mentioned operated from a distance mechanism.
When making electric motor car starting, when stopping, then the operation of the operated from a distance mechanism by the user is carried out.According to this remote-operated signal, by the signal of operated from a distance mechanism, in when starting with when stopping, alert mechanism all gives the alarm, and can follow the action of electric motor car thus, to be positioned at electric motor car around the people, give the alarm.
Electric motor car of the present invention is provided with motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Obstacle sensor, this obstacle sensor is when detecting the barrier in the place ahead, and output can make the signal of above-mentioned clamping device action, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism gives the alarm according to the signal of the output of above-mentioned obstacle sensor.
When alert mechanism of the present invention detects barrier at above-mentioned obstacle sensor, give the alarm.
Alert mechanism of the present invention when above-mentioned obstacle sensor does not detect barrier, gives the alarm.
Obstacle sensor of the present invention is formed by sender unit and signal receiver, this sender unit sends ultrasound wave, this signal receiver receives the reflection wave that reflects through barrier from the ultrasound wave of above-mentioned sender unit transmission, at the signal that receives by above-mentioned signal receiver during, detect and have barrier greater than setting.
When electric motor car is walked, if make obstacle sensor action, then forwardly, detect barrier, when and barrier between spacing be the distance of regulation, that is, when forming the received signal greater than setting, then, electric motor car is stopped by clamping device.In addition, if during greater than setting, then begin walking once more with the distance of barrier.Like this, if the obstacle sensor action, in the time of then can and stopping when electric motor car travels, alert mechanism gives the alarm, and follows the action of electric motor car, towards periphery, gives the alarm.
Electric motor car of the present invention comprises motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Obstacle sensor, this obstacle sensor are when detecting the barrier in the place ahead, and output can make the signal of above-mentioned clamping device action; Input mechanism, this input mechanism input is embedded in the magnetic strength signal of the combination of a plurality of magnets in the road surface, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism gives the alarm, when above-mentioned obstacle sensor detects barrier according to the signal of the output of the signal of above-mentioned input mechanism and above-mentioned obstacle sensor, this alert mechanism input commencing signal, give the alarm, described commencing signal is the magnetic strength signal of above-mentioned magnet, indicates the beginning of the alarm of above-mentioned alert mechanism.
Electric motor car of the present invention, with the battery is power supply, control by Drive and Control Circuit, driving motor and travelling, by being embedded in the combination of a plurality of magnet in the road surface in the road of travelling, specific magnetic strength signal is input in the input mechanism, and when from the signal of obstacle sensor during less than setting, alert mechanism is given the alarm, realize stopping.In addition, if the specific magnetic strength signal that will indicate the alarm of alert mechanism to finish is input in the input mechanism, then this alarm finishes.In addition, even under the situation that the magnetic strength signal of beginning alarm is imported, when obstacle sensor did not detect barrier, alert mechanism did not give the alarm.Thus, in specific zone, only when detecting barrier, give the alarm, thus, even by the more quiet motor of the sound that travels, under the situation of travelling, only be specific place, have when producing dangerous possibility,, give the alarm by alert mechanism, thus, can learn the approaching of electric motor car.
Alert mechanism of the present invention makes the content difference of alarm according to the content of above-mentioned commencing signal.
By above-mentioned scheme, because the people around being positioned at can start the judgement of parking, and can be according to starting, the kind of parking is judged, so the user knows the approaching of electric motor car, and can judge the operating state of electric motor car by hearing alert content.
When the inductance line that alert mechanism of the present invention follows the road surface of sailing in above-mentioned electric motor car travels automatically, move.
By above-mentioned scheme, owing to obstructed remarkable operation is travelled, on the inductance line that can not watch, travel in addition travel automatically the time, can pass through alert mechanism, give the alarm, so like this, to stopping, start, in the automatic transport condition that steering is difficult to predict, can give the alarm, like this, security improves.
Above-mentioned Drive and Control Circuit when above-mentioned alert mechanism alarm, lowers travel speed.
By above-mentioned scheme, owing to when the state of danger gives the alarm, travel speed is reduced, so security further improves.
This electric motor car is provided with selection mechanism, and this selection mechanism is selected the alarm of whether carrying out above-mentioned alert mechanism.
By above-mentioned scheme, if the occasion that is fed up with giving the alarm can set according to the mode that alert mechanism does not give the alarm, so ease of use improves.
Description of drawings
Fig. 1 is the controlling party block diagram of expression embodiments of the invention;
Fig. 2 is the overall perspective view of golf body of motor vehicle;
Fig. 3 is the figure of the alert content of expression alert mechanism;
Fig. 4 is the figure of the part of the golf course of the alarm region of this alert mechanism of expression;
Fig. 5 is for representing only from the vertical view of golf motor vehicle when the inductance line is walked;
Fig. 6 is the figure of the relation of the position between expression magnet sensor and the magnet;
Fig. 7 is the process flow diagram of the control of this alert mechanism of expression;
Fig. 8 is the process flow diagram of the control of this alert mechanism of expression;
Fig. 9 is the process flow diagram of the control of the alert mechanism of expression the 2nd embodiment of the present invention.
Embodiment
Below with reference to the accompanying drawings, at electric motor car of the present invention, be example with the electric golf motor vehicle, embodiment is described.
At first, Fig. 1 represents the block scheme of the control circuit of golf motor vehicle, and Fig. 2 is the overall perspective view of golf body of motor vehicle, below with reference to the accompanying drawings, the integral body composition is described.
Label 1 expression golf body of motor vehicle, this golf body of motor vehicle 1 comprises manual mode, at this manual mode, can travel according to the mode that the user drives by bus; Automatic mode in this automatic mode, travels along being embedded in the inductance line 49 on the road surface that will describe the back, is mounted with golf bag on this golf body of motor vehicle, and this golf motor vehicle 1 travels as drive source with the motor 17 that travels.
Label 2 expression pedestals, this pedestal is arranged on the main car frame (not shown), along the fore-and-aft direction setting of above-mentioned car body 1, on this pedestal 2, be provided with the seat 3 that the user takes usefulness, the front-wheel 4 of the handwheel that is formed for handling, the trailing wheel 5 of formation driving wheel.
Label 6 expression handles, it is arranged at, and the user is sitting in the position that can operate on the above-mentioned seat 3 when selecting manual mode, and this handle is used for by operation above-mentioned front-wheel 4 being handled.
Label 7 expression goods platforms, it is according at the rear portion of golf body of motor vehicle 1, and tiltedly the rear mode of extending towards top is provided with, and it is used for golf bag.
Label 8 expression covers the resinous front of the car of the coupling part between above-mentioned handles 6 and the above-mentioned front-wheel 4, locates to be provided with cap 9 in the middle of this front of the car 8, if open this cap 9, then is used to put into golf, the putting into of the small article of gloves etc.
The preceding seal of resin system that label 10 expressions are transparent, seal is arranged at the top of above-mentioned front of the car 8, from the top of this preceding seal 10 in the front portion of above-mentioned car body 1 before this transparent resin system, to its rear, be provided with the resinous roof 11 at the top that covers above-mentioned seat 3.In addition, the rear portion of above-mentioned roof 11 is by 12 supportings of 2 pillars, and these 2 pillars 12 are provided with towards the top near above-mentioned goods platform 7.
Block scheme to control circuit is described below.
The control circuit that travels of label 13 expression control golf body of motor vehicle 1, this control circuit 13 is by the host CPU 14 as microcomputer, induction pick-up is handled CPU15, the magnet sensor is handled CPU16 and is formed, above-mentioned host CPU 14 generates signal, exports this signal, so that the control of the usefulness of travelling, handle the control of usefulness, and the control of braking usefulness etc.Above-mentioned induction pick-up processing CPU15 is a microcomputer of the signal of the induction pick-up 33 that will describe from the back being handled usefulness, in addition, the magnet sensor is handled CPU16 for the signal of the magnet sensor 32 that will describe from the back being handled the microcomputer of usefulness.In addition, above-mentioned host CPU 14 is handled CPU15 by serial communication with above-mentioned induction pick-up, and above-mentioned magnet sensor is handled CPU16 and connected.In addition, because like this, form above-mentioned control circuit 13 by a plurality of microcomputers, so have following effect, that is, not only the processing speed of computing is fast, even taking place partly under the situation of breakage etc., still can only, damaged microcomputer change taking place, repair simple.
Label 17 expressions form the motor that travels that rotation drives the drive source of above-mentioned trailing wheel 5 usefulness, and this motor 17 that travels is a power supply with the battery 18 that travels, and according to the signal from above-mentioned host CPU 14, by motor controller 19, according to PWM control, realize driving.In addition,, be provided with the charger 20 of charging usefulness,, when a situation such as loop ends, can suitably charge by this charger 20 for the battery 18 that travels.Also have, label 21 expressions are used for the control battery to above-mentioned control circuit 13 power supplies, and this control can be passed through above-mentioned charger 20 with battery 21, charges simultaneously.
Label 22 expression automatic/hand testing agencies, this automatic/hand testing agency is arranged at the front of above-mentioned seat 3, the switching of the driving mode of the switching of detection dependence user's switch etc., this automatic/hand testing agency 22 can be input to the driving mode of having selected by the user in the host CPU 14.
Label 23 expression brake motors, this brake motor is used for adjustment and is arranged at above-mentioned front-wheel 4 and above-mentioned trailing wheel 5, the damping force of the disc brake (not shown) of moving according to the power of hydraulic pressure, this brake motor 23 are carried out PWM control according to the signal from host CPU 14.
Label 24 expression parking brakes, this parking brake is by being used to make car body 1 realize that the electromagnetic brake that stops to form, and this parking brake 24 moves in the following manner, this mode is: when energising, brake off power is when non-energising, power by spring applies damping force.In addition, when non-energising, near the centre of the drive system the motor 17 that travelling provides damping force, and above-mentioned trailing wheel 5 is fixed.
Above-mentioned disc brake, and parking brake is called clamping device.
Motor is handled in label 25 expressions, this is handled motor and is connected with above-mentioned host CPU 14, according to control signal from above-mentioned host CPU 14, move, this handles motor 25 when automatic mode is selected, by only handling the driving force of motor 25, above-mentioned front-wheel 4 is handled, when manual mode was selected, according to the power of adding the people that handle 6 is operated, and the power of manipulation motor 25 was moved for auxiliary mode.
Label 26 expression handle motor, this handle motor is arranged between the axle two ends of handle 6, and it is used for when automatic mode is selected and manual mode when selecting, with the connection between electric property ground cut-out handle 6 and the front-wheel 4, by this handle motor 26, carry out electric operating in the following manner, this mode is: when switching to automatic mode, handle 6 is fixed according to inoperable mode, when switching to manual mode, follow the operation of handle 6, connect front-wheel 4, so that it is handled.
Label 27 expression brake switches, the mode of signal output formed when this brake switch was operated the brake pedal (not shown) according to the user, when automatic mode is selected, if signal output from brake switch 27, then by above-mentioned host CPU 14, brake motor 23 movable signal outputs, after the process stipulated time, stopping brake 24 can move.
Label 28 expression braking home switch, this braking home switch are used to detect the action initial stage of the actuating quantity of brake motor 27, and when this switch 28 was connected, its detection disc brake was in the situation of the state of being failure to actuate.
Label 29 expression braking limit switches, this braking limit switch are used to detect the end of the actuating quantity of brake motor 27, and when these braking limit switch 29 actions, detection reaches the situation that the mode of full value is moved according to the braking amount of disc brake.
Label 30 expression brake oil testing agencies, this brake oil testing agency is used for whether the oil pressure of detent is detected in right amount.
Label 31 expression inclination sensors, this inclination sensor is arranged on the golf body of motor vehicle 1, detect the angle of inclination of this golf body of motor vehicle 1, this inclination sensor 31 is converted to magnitude of voltage with detected angle of inclination, is entered in the host CPU 14.In addition, according to this value, when starting, the control during parking.
Label 32 expression input mechanisms, promptly, the magnet sensor, its detection is embedded near the magnetic field of the magnet 48 the inductance line 49, the magnetic pole of 32 pairs of magnets 48 of this magnet sensor is S utmost points, still the N utmost point detects, and makes these magnetic pole signals become pulse signal, is entered into the magnet sensor and handles among the CPU16.In this magnet of burying underground 48, according to the N utmost point, the S utmost point and their number and the signal that occurs, the signal of the speed when generating indication and travelling automatically, beginning stops the signal that the alarm of the alert mechanism 45 that will describe the back is used.The magnetic strength signal of this magnet 48 such as, in the S utmost point and the S utmost point spacing occasion side by side, form stop signal, in addition in the N utmost point and the S utmost point spacing occasion side by side according to 120cm according to 60cm, for being 3 kilometers situations such as travel according to speed per hour, form indicator signal by multiple combination.
In addition, these magnet sensors 32 are arranged at the bottom surface of golf body of motor vehicle 1, can import near the magnetic strength signal of the magnet 48 of the inductance line 49 that is embedded in the road surface.
The a pair of induction pick-up of label 33 expressions, this is arranged on the above-mentioned golf body of motor vehicle 1 induction pick-up, follow the manipulation of the front-wheel of being handled 4, left-right rotation, this induction pick-up 33 detects the magnetic field that inductance line 49 produces, according to the identical mode of the detected value of induction pick-up 33, front-wheel 4 is handled.Therefore, if front-wheel 4 is handled, then owing to also make induction pick-up 33 left-right rotation, thus according to inductance line 49 be positioned at a pair of induction pick-up 33 in the middle of the mode located, this front-wheel 4 is handled.
The car protector that label 34 expressions are formed by signal receiver and sender unit, this signal receiver is arranged at the front portion of golf body of motor vehicle 1, this sender unit is arranged at the rear portion of this golf body of motor vehicle 1, this car protector 34 is controlled in the following manner, this mode is: receive the electromagnetic wave from the sender unit of the golf body of motor vehicle 1 that is positioned at the place ahead, when the signal value that is received greater than setting, be regulation apart from the time, the parking brake 24 as clamping device is moved.
Label 35 expression obstacle sensors, it is ultrasonic sensor, this obstacle sensor is formed by sender unit and signal receiver, this sender unit sends ultrasound wave, this signal receiver receives the ultrasound wave by the barrier reflection, and this obstacle sensor also adopts following manner, promptly, the distance with barrier become regulation apart from the time, the parking brake 24 as clamping device is moved.
Label 36 expressions detect the scrambler of the number of revolutions of trailing wheel 5, and the signal that detects by this scrambler 36 can be input in the host CPU 14.In addition, be independent of above-mentioned scrambler 36, the secondary scrambler 37 of the number of revolutions that detects trailing wheel 5 also is set, the purpose that this pair scrambler 37 is set is: the signal of this pair scrambler 37 also is input in the above-mentioned host CPU 14, according to this signal, whether regular event is judged to scrambler 36, and when scrambler 36 was unusual, it was as main encoder.
Label 38 expression torque sensors, this torque sensor is arranged on the axle of above-mentioned handle 6, detects the operation torque of the operation of handle 6, this torque sensor 38 is connected with host CPU 14, the operation torque is imported as electric signal, corresponding to the size of this torque, handles motor 25 and can move.
Label 39 expression bumper switches, this bumper switch is installed on the bumper 40 of the front portion that is located at above-mentioned golf body of motor vehicle 1, when barrier etc. contacts with bumper bar 40, this bumper switch moves, if input then can be input to signal in the host CPU 14 from the signal of bumper switch 39.
Label 41 expression accelerator pedal switches, this accelerator pedal switch is arranged near the gas pedal, when the operation of the gas pedal of sailing usefulness person, this accelerator pedal switch is exported to host CPU 14 with signal, this accelerator pedal switch 41 can start according to the signal from accelerator pedal switch 41 when driving mode is selected automatically.
Label 42 expression forward-reverse switches, this forward-reverse switch is arranged at the exercisable position of user, pass through the user, the indication direct of travel, this forward-reverse switch 42 is connected with host CPU 14, the motor 17 that travels can drive in the following manner, and this mode is: travel motor 17 according to input switch to which signal in moving forward and backward indicates towards, realize travelling.
Label 43 expression starting shutdown switches, this starting shutdown switch is arranged at the exercisable position of user, it is used for when selecting automatic mode, the starting of indication golf body of motor vehicle 1 stops, this starting shutdown switch 43 is input to signal in the host CPU 14 when having carried out operation, according to this signal input, the motor that travels can drive beginning, and driving stops.
The control signal receiver is shaken in label 44 expressions, this shakes the control signal receiver and is used to receive signal from telepilot, this telepilot is used at a distance the starting of golf body of motor vehicle 1 is stopped to operate, this shakes control signal receiver 44 and also is connected with host CPU 14, can be according to the signal that has received the control of travelling.In addition, in above-mentioned telepilot, be provided with 1 action button, when pushing this action button, exportable signal, if in the driving process of above-mentioned golf body of motor vehicle 1 input signal, the control that then stops, if in the process that stops input signal, the control of then starting.
Label 45 expression display parts, this display part is arranged at the user when taking on above-mentioned seat 3, is in positive such position, and this display part 45 can carry out residual capacity of battery, the demonstration of the driving mode of having selected etc.
Label 46 expression alert mechanism, it is formed by loudspeaker, this loudspeaker is used in input beginning during from the signal of the content of the alarm of above-mentioned magnet sensor 32, or the starting when follow the mode, during parking, rely on remote-operated starting, when stopping, the starting of obstacle sensor is when stopping, give the alarm, this alert mechanism 46 can be according to the signalizing activity from above-mentioned host CPU 14.In the present embodiment, the occasion that in the zone of regulation, gives the alarm, by the signal from magnet, alert mechanism 46 can be moved, but obviously, also can be by importing other signal, alert mechanism 46 realizes action.As other method, can pass through electric wave, around intra-zone, when receiving electric wave, give the alarm.In addition, obviously, also adhesive tape can be pasted and pay on the road surface, when detecting the color of this adhesive tape, give the alarm.
Label 47 expression selection mechanisms, this selection mechanism is arranged on the above-mentioned golf body of motor vehicle 1, and it can be formed by the switch of the alarm of switching above-mentioned alert mechanism 46.In addition, this selection mechanism can be switched according to user's preference.
Action to such scheme is described below.
According to above-mentioned automatic detecting machine structure 22, detect the selection of manual mode, in the occasion that begins to travel, when gas pedal was operated, by the driving force corresponding to the operational ton of gas pedal, the motor 17 that travels drove.Thus, trailing wheel 5 rotations begin to travel.In the beginning of travelling, remove parking brake 24.
In addition, in the occasion of stopping, according to braking amount corresponding to the operational ton of detent, brake motor 23 actions, when by scrambler 36, when detecting the speed of a motor vehicle and be zero situation, parking brake 24 can move.
For the manipulation in travelling, corresponding to the operation of handle 6, front-wheel 4 is handled, meanwhile,, detect the operation torque of handle 6 by torque sensor 38.Corresponding to this torque, to handle motor 25 and drive, the mode according to the operating physical force of assist handle 6 provides driving force.
Below the occasion of selecting automatic mode is described.
If in stopping, pushing starting shutdown switch 43, then parking brake 24 is disengaged, and the motor 17 that travels simultaneously begins to drive.The travel speed of this moment is according to realizing from the rate indicative signal that is embedded in the magnet in the road surface.In addition, the action of the induction pick-up 33 that will describe according to the back is handled along the inductance line 49 that is embedded in the road surface, realizes travelling.If in the process of moving, push starting switch 43, then golf body of motor vehicle 1 carries out regenerative braking, the action of brake motor 23, the action of parking brake 24 realizes stopping.
Below according to Fig. 3, the alert content of above-mentioned alert mechanism 46 is described.
Above-mentioned alert mechanism 46 as shown in Figure 3, according to 4 initial conditions, the beginning that gives the alarm stops.
At first, from according to by being embedded in the magnet 48 the road surface, the occasion of passing through on the magnet 48 that the mode that alert mechanism 46 gives the alarm is indicated, from above-mentioned magnet sensor 32, input makes the signal of the content that alert mechanism gives the alarm, according to this input,, begin to give the alarm by alert mechanism 46.The alert content of this moment gives the alarm unceasingly according to the mode of playing back music.In addition, the occasion of signal in the content of the magnetic strength ringing fail alarm of input magnet 48 stops this music.That is, if come dotted line region surrounded among Fig. 4, such as, guild hall of club, owner chamber periphery etc., the place of player's contact, then music can be play, at this moment, be positioned near the people the golf body of motor vehicle 1 relatively, can learn the approaching of golf body of motor vehicle 1, security improves.In Fig. 4, No. 1 hole of label 50 expressions, No. 9 holes in the final hole of label 51 expressions.In addition, label 52 is illustrated in the beginning of playing ball, and during end, forms the owner chamber of the starting point of travelling of golf body of motor vehicle 1.
Then, the alarm of the alert mechanism 46 during for the follow the mode selecting to travel by above-mentioned car protector 34, the signal value of the signal receiver of car protector 34 is less than setting, be that golf body of motor vehicle 1 is followed the golf motor vehicle in the place ahead and when starting, when the motor 17 that travels drives, send the alarm sound of " Pi Pi ".In addition, when the signal of the signal receiver of above-mentioned car protector 34 greater than setting, promptly, golf body of motor vehicle 1 is near the golf motor vehicle in the place ahead, and during with its maintenance predetermined distance, makes above-mentioned disc brake, or action such as the clamping device of parking brake 24 etc., realize stopping, and can pass through alert mechanism 46, send the alarm sound of " Pi ".Like this, by in when starting with when stopping, make the alert content difference, the people around can making learns the situation that golf body of motor vehicle 1 is approaching.
In addition, when by operated from a distance mechanism, that is, telepilot is realized starting, during parking, if input signal in the signal receiver of telepilot 44, sends the alarm sound of " food in one's mouth " then in the occasion that is the indicator signal of starting, in the occasion that is the indicator signal of parking, send the alarm sound of " food in one's mouth ".Like this, in the starting of carrying out golf body of motor vehicle 1, the remote-operated occasion of parking by realizing the alarm of alert mechanism 46, can make security improve in the people circular of running-active status around being positioned at of golf body of motor vehicle 1.
In addition, by ultrasonic sensor 35, start the occasion that stops, starting with above-mentioned follow the mode the time, stop identical, when the barrier that detects the place ahead is positioned at the situation of specialized range, continue the alarm of the parking that piped for 1 second, such as, siren.In addition, after barrier is detected, detect if disappear, pipe and make the alarm of golf body of motor vehicle 1 starting then lasting 2 second, such as, siren.
Like this, when golf body of motor vehicle 1 enters specificly when regional, or in starting, during parking, by alert mechanism, give the alarm, thus, even drive in the quiet golf motor vehicle realizing, the people around still can making learns the approaching of golf motor vehicle.Also have, by the reason of stopping, change alert content, make the user, which kind of motion measurable golf motor vehicle 1 carry out, and security improves.In addition, the time span of the warning time length by making when starting when stopping, the security in the time of can making dangerous higher starting improves.
Below according to Fig. 7 and process flow diagram shown in Figure 8, the alert content of above-mentioned corresponding reason shown in Figure 3 is described.
At first, according to Fig. 7, the action of the program of the alarm of magnet sensor 32 is described.
Whether from magnet sensor 32, input makes the situation of the signal of the content that alert mechanism 46 gives the alarm judge (S1) to, if input, as shown in Figure 3, beginning playing back music (S2).In addition, meanwhile, such as, 8 kilometers of the speed per hours of common travel speed are reduced to 3 kilometers of predetermined speed per hours, (S3) proceeds to travel.Like this, in playing back music, travel, proceed this transport condition, be input to (S4) in the magnet sensor 32 until the signal that alarm is finished according to 3 kilometers speed per hour.If the signal that alarm is finished is input in the magnet sensor 32, then finish alarm (S5), speed is returned to 8 kilometers of the speed per hours of initial indication speed, (S6) proceeds to travel.In addition, when the alarm commencing signal do not imported from the magnet sensor 32 of S1, above-mentioned action is not carried out, and does not give the alarm, and proceeds common travelling.
Below according to the process flow diagram of Fig. 8, to car protector 34, telepilot 44, and the alarm when stopping is described during the starting of ultrasonic sensor.
At first, alarm to car protector 34 is described, in the driving process of follow the mode, if the signal value of signal receiver that detects car protector 34 is less than setting, that is, the golf motor vehicle in the place ahead leaves the above situation of predetermined distance, then is judged to be must give the alarm (S1), golf body of motor vehicle 1 begins starting and the alarm (S2) of the mechanism 46 that gives the alarm.The alarm that send as shown in Figure 3 " Pi Pi " this moment, after carrying out this alarm, proceed to travel, if the signal value of signal receiver that detects the car protector is greater than setting, promptly, with the spacing of the golf body of motor vehicle 1 in the place ahead situation less than predetermined distance, then golf body of motor vehicle 1 stops, and alert mechanism 46 give the alarm (S4).At this moment, alarm is sent the alarm sound of " Pi " as shown in Figure 3.
Alarm to telepilot 44 is described below, identical with the alarm of above-mentioned car protector 34, when importing the initiating signal of telepilot 44, begin starting, and by alert mechanism 46, send the alarm of " food in one's mouth ", in addition, when importing the stop sign of telepilot 44, can stop, by alert mechanism 46, send the alarm of " food in one's mouth ".
In addition, equally in alarm as the ultrasonic sensor 35 of obstacle sensor, when the value of the signal value that reflects by barrier greater than regulation, promptly, during near predetermined distance, make golf body of motor vehicle 1 with the distance of barrier, realize stopping from travelling, and, blew a whistle for 1 second by alert mechanism 46.In addition,, do not have the situation of barrier, then begin to travel, and blew a whistle for 2 seconds if, detect after detecting barrier according to the value of the signal value that is reflected state less than setting.
Like this, in the process flow diagram of Fig. 8, control in the following manner, this mode is: different with the alarm of magnet sensor 32, during the signal that begins alarm and end alarm, do not continue to give the alarm, in when starting with when stopping, carry out different alarms.
According to Fig. 9, the 2nd embodiment is described below.
Present embodiment is with the ultrasonic sensor 35 of aforesaid embodiment and the embodiment of magnet sensor 32 combinations, and control circuit, the composition of golf motor vehicle is identical, the Therefore, omited is to its description.
Present embodiment is in the zone of the alarm of the signal that carries out magnet sensor 32, and when detecting barrier by ultrasonic sensor 35, alert mechanism 46 gives the alarm, at first, judge whether to enter the alarm region (S1) of magnet sensor 32, if enter the zone of alarm,, detect whether there is barrier (S2) then by ultrasonic sensor 35.At this moment, when not detecting any content, then detect repeatedly, until having magnet sensor 32, both detections of ultrasonic sensor 35.In S1 and S2, in the zone that gives the alarm, and when detecting barrier, by alert mechanism 46, begin to give the alarm (S3) is at the signal of the content of sounding all clear, in the present embodiment, when come out in the zone that gives the alarm (S4), finish alarm (S5).In addition, if even under the situation of the detection of carrying out barrier unceasingly, magnet sensor 32 does not detect the situation (S6) that breaks away from the zone that gives the alarm yet, then finishes alarm (S7).In the present embodiment, the alarm under the rated condition is proceeded in the alarm of alert mechanism 46, but obviously, also can be as aforesaid embodiment, carry out following control, that is, and when alarm begins, send an alarm, the signal according to alarm finishes gives the alarm once more.
In the above-described embodiment, the mode that gives the alarm according to when starting with when stopping is controlled, but obviously, also can give the alarm unceasingly during to parking from starting.

Claims (16)

1. electric motor car, this electric motor car comprises motor, this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Input mechanism, the input of this input mechanism are learnt the signal of situation in the zone that is predefined regulation; Alert mechanism, this alert mechanism is according to the signal of this input mechanism, give the alarm, it is characterized in that, learn it is that the signal of situation in zone of predefined regulation is formed by the magnetic strength signal of magnet, this magnet forms the commencing signal that the above-mentioned alert mechanism of indication begins, and the end signal of indicating the alarm end of above-mentioned alert mechanism.
2. electric motor car, this electric motor car is provided with motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Signal receiver, this signal receiver receive the transmission signal that sends from the electric motor car in the place ahead; This electric motor car comprises follow the mode, in this follow the mode, when detecting the received signal that receives by signal receiver greater than setting, this brake control circuit makes above-mentioned clamping device action, realize stopping, when less than this setting, follow the electric motor car in the place ahead, travel, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism is when the travelling of this follow the mode, and the received signal according to receiving by above-mentioned signal receiver gives the alarm.
3. electric motor car according to claim 2 is characterized in that in above-mentioned alert mechanism giving the alarm when above-mentioned signal receiver detects received signal greater than setting.
4. electric motor car according to claim 2 is characterized in that above-mentioned alert mechanism when above-mentioned signal receiver detects received signal less than setting, gives the alarm.
5. electric motor car, this electric motor car is provided with motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Operated from a distance mechanism, this operated from a distance mechanism can carry out operated from a distance to above-mentioned Drive and Control Circuit and brake control circuit; Realize the starting parking; Signal receiver, this signal receiver receives the signal that sends from this operated from a distance mechanism, it is characterized in that this electric motor car is provided with alert mechanism, and this alert mechanism gives the alarm according to the operation by above-mentioned operated from a distance mechanism.
6. electric motor car according to claim 5 is characterized in that above-mentioned alert mechanism by above-mentioned operated from a distance mechanism, when above-mentioned Drive and Control Circuit begins to move, gives the alarm.
7. electric motor car according to claim 5 is characterized in that above-mentioned alert mechanism by above-mentioned operated from a distance mechanism, when above-mentioned brake control circuit begins to move, gives the alarm.
8. electric motor car, this electric motor car is provided with motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Obstacle sensor, this obstacle sensor is when detecting the barrier in the place ahead, and output can make the signal of above-mentioned clamping device action, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism gives the alarm according to the signal of the output of above-mentioned obstacle sensor.
9. electric motor car according to claim 8 is characterized in that above-mentioned alert mechanism when above-mentioned obstacle sensor detects barrier, gives the alarm.
10. electric motor car according to claim 8 is characterized in that above-mentioned alert mechanism when above-mentioned obstacle sensor does not detect barrier, gives the alarm.
11. electric motor car according to claim 8, it is characterized in that above-mentioned obstacle sensor is formed by sender unit and signal receiver, this sender unit sends ultrasound wave, this signal receiver receives the reflection wave that reflects through barrier from the ultrasound wave of above-mentioned sender unit transmission, at the signal that receives by above-mentioned signal receiver during, detect and have barrier greater than setting.
12. an electric motor car, this electric motor car comprises motor, and this motor as power supply, drives driving wheel with battery; Drive and Control Circuit, this Drive and Control Circuit is controlled the driving of this motor; Clamping device, this clamping device applies damping force to above-mentioned driving wheel; Brake control circuit, this brake control circuit make this clamping device action; Obstacle sensor, this obstacle sensor are when detecting the barrier in the place ahead, and output can make the signal of above-mentioned clamping device action; Input mechanism, this input mechanism input is embedded in the magnetic strength signal of the combination of a plurality of magnets in the road surface, it is characterized in that this electric motor car is provided with alert mechanism, this alert mechanism gives the alarm, when above-mentioned obstacle sensor detects barrier according to the signal of the output of the signal of above-mentioned input mechanism and above-mentioned obstacle sensor, this alert mechanism input commencing signal, give the alarm, described commencing signal is the magnetic strength signal of above-mentioned magnet, indicates the beginning of the alarm of above-mentioned alert mechanism.
13. according to claim 1, one of 2,5,8,12 described electric motor cars is characterized in that the content of above-mentioned alert mechanism according to above-mentioned commencing signal, make the content difference of alarm.
14. according to claim 1, one of 2,5,8,12 described electric motor cars when it is characterized in that inductance line that above-mentioned alert mechanism follows the road surface of sailing in above-mentioned electric motor car travels automatically, move.
15. electric motor car according to claim 1 is characterized in that above-mentioned Drive and Control Circuit when above-mentioned alert mechanism alarm, and travel speed is lowered.
16. according to claim 1, one of 2,5,8,12 described electric motor cars is characterized in that this electric motor car is provided with selection mechanism, this selection mechanism is selected the alarm of whether carrying out above-mentioned alert mechanism.
CNB021271623A 2001-07-31 2002-07-31 Electrically driven vehicle Expired - Fee Related CN1201834C (en)

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