CN101947974A - Electronic steering angle displacement correction system of electric vehicle driven by child - Google Patents
Electronic steering angle displacement correction system of electric vehicle driven by child Download PDFInfo
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- CN101947974A CN101947974A CN 201010284566 CN201010284566A CN101947974A CN 101947974 A CN101947974 A CN 101947974A CN 201010284566 CN201010284566 CN 201010284566 CN 201010284566 A CN201010284566 A CN 201010284566A CN 101947974 A CN101947974 A CN 101947974A
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- steering angle
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Abstract
The invention discloses an electronic steering angle displacement correction system of an electric vehicle driven by a child, which comprises a steering drive assembly, a steering correction detection control circuit and a drive motor connected with the steering drive assembly, wherein the steering correction detection control circuit comprises a real steering angle signal detecting device, a steering angle control signal inputting device and a main control circuit, wherein the signal detecting end of the rear steering angle signal detecting device is connected to the steering drive assembly and the signal outputting end is connected to the main control circuit, and the output end of the steering angle control signal inputting device is connected with the main control circuit. Because of being used for adjusting steering angle displacement through comparing a steering angle really measured by the rear steering angle signal detecting device with a to-be-controlled steering angle of the steering angle control signal inputting device, the electric steering angle displacement correction system has the advantages of simple control and convenient and simple use; and a long transmission shaft between a steering wheel and a chassis on the traditional product does not need.
Description
Technical field
The present invention relates to a kind of electrical steering angle displacement update the system.
Background technology
At present, in various electric drive devices, especially the battery-driven car driven of children, its steering operation mechanism normally adopts the direction of passage dish and is connected on the swinging gear of wheel with a series of mechanical parts such as bearing circle bonded assembly output major axis, during use, pass through steering wheel rotation by the driver, thereby realize the adjustment of corner.Though this structure generally has been used in the above-mentioned electric drive device, but, it generally uses the deficiency that can not cover its structure and use, wherein, because the major axis of its bearing circle below stretches to the chassis by guidance panel, therefore, wasted the space at major axis place, can't dwindle the volume of pilot instrument,, deposit and carry inconvenience for children's electric motor vehicle.In addition, these steering hardware direction controls are not accurate enough, and result of use is undesirable.Simultaneously, turn to function by continuous transmission shaft and associated mechanical transmission device about the wheel flutter realization to battery-driven car, children need pay the purpose that turns to that bigger strength can realize battery-driven car in use, and result of use is bad.
In addition, present children's electric motor vehicle is merely able to promptly be controlled by children by the operation of driver's travel direction, bring certain safety hazard for using like this, whether can provide a kind of and can carry out the important topic that its system that turns to of external disturbance has become this area.
Summary of the invention
In order to overcome the deficiencies in the prior art, main purpose of the present invention is to provide a kind of electrical steering angle displacement update the system of rational in infrastructure, easy to use, battery-driven car that the failure-free children drive.
The another one purpose is to provide a kind of electrical steering angle displacement update the system of the battery-driven car of can its children that turn to of foreign intervention driving.
The technical scheme that the present invention takes is:
The electrical steering angle displacement update the system of the battery-driven car that children drive, comprise and be used for turning to the driving assembly with controlled device steering swivel system bonded assembly, turn to revise and detect control circuit and be connected the drive motor that turns to the driving assembly, turn to correction to detect control circuit and include the actual rotational angle signal supervisory instrument, angular control signal input media and governor circuit, the signal detection end of actual rotational angle signal supervisory instrument is connected to turn to and drives on the assembly, signal output part is connected to governor circuit, be used to detect the corner state that drives assembly that turns to, send the corner detection signal to governor circuit, the mouth of angular control signal input media connects governor circuit, send angular control signal to governor circuit, governor circuit has mouth to connect the control end of drive motor, during work, the angular control signal that corner detection signal that governor circuit sends over the actual rotational angle signal supervisory instrument and angular control signal input media send over compares, the signal value correspondence, need the corner of control consistent with the actual corner that records, then drive motor is not moved adjustment, both signal values are not corresponding, need the corner and the actual corner that records of control inconsistent, then governor circuit controlling and driving motor just changes or reverses, at this moment, the corner detection signal that the actual rotational angle signal supervisory instrument is brought changes, the angular control signal signal value of bringing when corner detection signal and angular control signal input media is at once, need the corner of control consistent with the actual corner that records, governor circuit controlling and driving motor quits work, and the angular control signal of angular control signal input media is adjustable.
Further, as preferred implementation, the angular control signal input media includes two groups or above input media, and each input media is connected with governor circuit, and control hierarchy is successively arranged between each input media, can carry out foreign intervention, and is safe and reliable.
The invention has the beneficial effects as follows: because the electrical steering angle displacement update the system of the battery-driven car that this children drive is to control after the corner by the needs of the actual corner that records of contrast actual rotational angle signal supervisory instrument institute, angular control signal input media, carry out the corner displacement adjustment, its control is simple, easy to use, reliable, need not in the past on the product long turning cylinder between the bearing circle and chassis.
Description of drawings
Fig. 1 is a functional block diagram of the present invention;
Fig. 2 is the applied electric toy car structural representation of the present invention;
Fig. 3 is an embodiments of the invention surface structure scheme drawing;
Fig. 4 is the fractionation scheme drawing of Fig. 2 embodiment;
Fig. 5 is being provided with the bearing circle block diagram of angular control signal input media;
Fig. 6 is being provided with the steering wheel arrangement scheme drawing of angular control signal input media.
The specific embodiment
With reference to Fig. 1-Fig. 6, the electrical steering angle displacement update the system of the battery-driven car that children of the present invention drive comprises being used for turning to driving assembly 1 with controlled device steering swivel system 100 (the front-wheel steering bar of electric toy car as shown in Figure 2, front-wheel etc.) bonded assembly, turning to correction to detect control circuit 2 and being connected the drive motor 3 that turns to the driving assembly.
Wherein, turn to correction to detect control circuit and include the actual rotational angle signal supervisory instrument, angular control signal input media and governor circuit, the signal detection end of actual rotational angle signal supervisory instrument is connected to turn to and drives on the assembly, signal output part is connected to governor circuit, be used to detect the corner state that drives assembly that turns to, send the corner detection signal to governor circuit, the mouth of angular control signal input media connects governor circuit, send angular control signal to governor circuit, governor circuit has mouth to connect the control end of drive motor, and the angular control signal of angular control signal input media is adjustable.
Described governor circuit comprises power circuit, single chip circuit and motor-drive circuit, motor-drive circuit can be H bridge switching circuit as shown in Figure 1, single chip circuit is connected with motor-drive circuit with actual rotational angle signal supervisory instrument, angular control signal input media, and the mouth of motor-drive circuit is connected to drive motor.
Shown in Fig. 2,3,4, described turning to drives assembly and comprises gear assembly and be used for steering swivel system bonded assembly pivot angle tooth bar 10 with controlled device, gear assembly includes one-level or above gear 11, the input side of gear assembly is connected with drive motor 3, outgoing side is connected with pivot angle tooth bar 10, actual rotational angle signal supervisory instrument (being depicted as potential device 12) as figure embodiment be installed in pivot angle tooth bar 10 bonded assembly place level gears 11 on.
In addition, for realizing slowing down, described gear assembly includes multi-stage gear 11, forms the deceleration output mechanism between the multi-stage gear.Multi-stage gear under drive motor 3 drives slows down to reach the increase output torque, the purpose that underspeeds.According to specific requirements such as the motor speed of Related product, output torque, output execution speeds, the parameter of electric machine of selecting to be fit to, gear cluster reduction ratio etc.; Certainly, also can then need not the speed reduction gearing of multi-gear with suitable slowspeed machine as drive motor.
Actual rotational angle signal supervisory instrument and angular control signal input media can following several modes be realized: potential device, photoelectricity, Hall element assembly, trigger switch, multidigit code switch etc.
Wherein, with potential device preferentially as the actual rotational angle signal supervisory instrument, low price, simple in structure, gradable number make the accuracy rate height more, need not carry out the total travel relative position after the start detects, can enter mode of operation, be depicted as potential device 12 as figure embodiment and be installed on the axle 14 with pivot angle tooth bar 10 bonded assembly place level gears 11, install simple, easy to use, reliable, detect accurately.
Though and Photoelectric Detection, Hall element assembly, trigger switch can realize the relative position measuring ability, operate relative complex, all need carry out omnidistance position probing after resetting, and enter mode of operation then at every turn; Do not detect though do not need to carry out total travel after the start of multidigit code switch, the precision of controlled angle does not have the height and the physical construction relative complex of potential device;
Preferably, the actual rotational angle signal supervisory instrument is a potential device, and the angular control signal input media is to be installed in potential device on the bearing circle and/or the potential device on the remote controller.
Be further used as preferred version, described actual rotational angle signal supervisory instrument, angular control signal input media be numerical value identical, change an identical potential device, the conformability of data in the Detection ﹠ Controling process of being more convenient for, the process that need not convert, easy to use.
In addition, be further used as preferred implementation, the angular control signal input media includes two groups or above input media, and each input media is connected with governor circuit, and described angular control signal input media and governor circuit can be wired or wireless connections.As shown in Figure 1, wherein potential device VR1 constitutes one group of angular control signal input media, control for the driver, control by the children that drive battery-driven car, as Fig. 2, shown in Fig. 5 and Fig. 6, this angular control signal input media is a potential device 30, potential device 30 is fixed on the shaft seat 60 of bearing circle 50, its turning knob 35 is connected with bearing circle turning cylinder 70, in use, driver's control only needs to send angular control signal by wired or wireless mode to governor circuit by the potential device that rotates and gets final product, this structure can be removed the physical construction drive connection between bearing circle and the steered wheel, save the mechanical force that the operator is paid when the working control wheel steering, thereby use easilier for children.This device only need provide the dynamics that can realize the angular control signal input media can realize turning to function owing to there is not mechanical transmission structure.
Infrared or radio remote controller, infrared receiving module, radio reception module then constitute other one group angular control signal input media, control for non-driver, as drive battery-driven car children's the head of a family, and can be with this signal of organizing the angular control signal input media as preferential control signal, promptly can preferentially control, thereby avoid accidents by the head of a family.
Electrical steering angle displacement update the system of the present invention, when work, the angular control signal that corner detection signal that governor circuit sends over the actual rotational angle signal supervisory instrument and angular control signal input media send over compares, the signal value correspondence, need the corner of control consistent with the actual corner that records, then drive motor is not moved adjustment, both signal values are not corresponding, need the corner and the actual corner that records of control inconsistent, then governor circuit controlling and driving motor just changes or reverses, at this moment, the corner detection signal that the actual rotational angle signal supervisory instrument is brought changes, the angular control signal signal value of bringing when corner detection signal and angular control signal input media is at once, need the corner of control consistent with the actual corner that records, governor circuit controlling and driving motor quits work.
Below its in conjunction with potential device as the actual rotational angle signal supervisory instrument and wherein one group angular control signal input media be example, in conjunction with Fig. 1-3, further its working process is described.
After the circuit energized, micro controller system (MCU) will carry out the potential device VR2 resistance that is provided with on the gear case and the potential device VR1 resistance of input control signal compares, and identical as the resistance between both persons, micro controller system is not done any output action adjustment;
After the circuit energized, the potential device VR2 resistance that micro controller system (MCU) carries out being provided with on the gear case compares with input control VR1 resistance, different as VR2 with the resistance of VR1, micro controller system (MCU) can carry out cw or left-hand revolution by drive motor driven gear case according to the related command of program setting, the resistance of VR2 is changed, when the resistance of VR2 and VR1 was identical, micro controller system (MCU) controlling and driving motor stopped operating;
When the resistance of VR2 and VR1 is identical, operation input potential device VR1 changes its resistance, micro controller system (MCU) can be according to the change in resistance rule of VR1, related command according to the program setting carries out cw or left-hand revolution by drive motor driven gear case, when VR2 was identical with organizing of VR1, micro controller system (MCU) control output motor stopped operating.
The present invention also has the embodiment that other made up except above-mentioned specific embodiment, also should be within protection scope of the present invention.
Claims (9)
1. the electrical steering angle displacement update the system of the battery-driven car driven of children, it is characterized in that: comprise being used for turning to the driving assembly with controlled device steering swivel system bonded assembly, turn to revise and detect control circuit and be connected the drive motor that turns to the driving assembly, turn to correction to detect control circuit and include the actual rotational angle signal supervisory instrument, angular control signal input media and governor circuit, the signal detection end of actual rotational angle signal supervisory instrument is connected to turn to and drives on the assembly, signal output part is connected to governor circuit, be used to detect the corner state that drives assembly that turns to, send the corner detection signal to governor circuit, the mouth of angular control signal input media connects governor circuit, send angular control signal to governor circuit, governor circuit has mouth to connect the control end of drive motor, during work, the angular control signal that corner detection signal that governor circuit sends over the actual rotational angle signal supervisory instrument and angular control signal input media send over compares, the signal value correspondence, need the corner of control consistent with the actual corner that records, then drive motor is not moved adjustment, both signal values are not corresponding, need the corner and the actual corner that records of control inconsistent, then governor circuit controlling and driving motor just changes or reverses, at this moment, the corner detection signal that the actual rotational angle signal supervisory instrument is brought changes, the angular control signal signal value of bringing when corner detection signal and angular control signal input media is at once, need the corner of control consistent with the actual corner that records, governor circuit controlling and driving motor quits work, and the angular control signal of angular control signal input media is adjustable.
2. the electrical steering angle displacement update the system of the battery-driven car that children according to claim 1 drive, it is characterized in that: described turning to drives assembly and comprises gear assembly and be used for steering swivel system bonded assembly pivot angle tooth bar with controlled device, gear assembly includes one-level or above gear, the input side of gear assembly is connected with drive motor, outgoing side is connected with the pivot angle tooth bar, the actual rotational angle signal supervisory instrument be installed in pivot angle tooth bar bonded assembly place level gear on.
3. the electrical steering angle displacement update the system of the battery-driven car that children according to claim 2 drive, it is characterized in that: described gear assembly includes multi-stage gear, forms speed reduction gearing between the multi-stage gear.
4. the electrical steering angle displacement update the system of the battery-driven car that children according to claim 1 drive, it is characterized in that: the angular control signal input media includes two groups or above input media, each input media is connected with governor circuit, and control hierarchy is successively arranged between each input media.
5. the electrical steering angle displacement update the system of the battery-driven car of driving according to claim 1 or 4 described children is characterized in that: the angular control signal input media is to be installed in potential device on the bearing circle and/or the potential device on the remote controller.
6. the electrical steering angle displacement update the system of the battery-driven car of driving according to claim 1 or 4 described children is characterized in that: described angular control signal input media and governor circuit is wired or wireless connections.
7. the electrical steering angle displacement update the system of the battery-driven car of driving according to claim 1,2,3 or 4 described children, it is characterized in that: the actual rotational angle signal supervisory instrument is a potential device.
8. the electrical steering angle displacement update the system of the battery-driven car of driving according to claim 1,2,3 or 4 described children is characterized in that: described actual rotational angle signal supervisory instrument, angular control signal input media be numerical value identical, change an identical potential device.
9. the electrical steering angle displacement update the system of the battery-driven car that children according to claim 1 drive, it is characterized in that: described governor circuit comprises power circuit, single chip circuit and motor-drive circuit, single chip circuit is connected with motor-drive circuit with actual rotational angle signal supervisory instrument, angular control signal input media, and the mouth of motor-drive circuit is connected to drive motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010284566 CN101947974A (en) | 2010-09-14 | 2010-09-14 | Electronic steering angle displacement correction system of electric vehicle driven by child |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010284566 CN101947974A (en) | 2010-09-14 | 2010-09-14 | Electronic steering angle displacement correction system of electric vehicle driven by child |
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| Publication Number | Publication Date |
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| CN101947974A true CN101947974A (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010284566 Pending CN101947974A (en) | 2010-09-14 | 2010-09-14 | Electronic steering angle displacement correction system of electric vehicle driven by child |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514616A (en) * | 2011-12-21 | 2012-06-27 | 中联重科股份有限公司 | Engineering vehicle and safety control method and device of electric control steering system of engineering vehicle |
| CN102874307A (en) * | 2012-09-29 | 2013-01-16 | 深圳职业技术学院 | Motor vehicle steering control device and motor vehicle steering control method |
| CN103963842A (en) * | 2014-04-29 | 2014-08-06 | 江苏柳工机械有限公司 | Steering control system of overhead working truck |
| CN107010108A (en) * | 2017-05-02 | 2017-08-04 | 山东五征集团有限公司 | Electric-controlled hydraulic four-wheel steering system and forward method |
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| US5924507A (en) * | 1997-04-03 | 1999-07-20 | Prather; Cynthia D. | Powered toy vehicle with containment system |
| CN1375412A (en) * | 2001-03-16 | 2002-10-23 | 王慧 | Interactive remote controlled powered pram |
| CN2806288Y (en) * | 2005-07-04 | 2006-08-16 | 东莞贯新幼童用品有限公司 | Remotely-controlled steering mechanism of electric car |
| DE102006040443A1 (en) * | 2006-08-29 | 2008-03-06 | Zf Lenksysteme Gmbh | Motor vehicle`s electronically regulated servo steering system operating method, involves comparing actual value of measured value with stored practical value of corresponding measured value |
| KR20080093602A (en) * | 2007-04-17 | 2008-10-22 | 주식회사 만도 | Electronic power steering apparatus for generating steering assist power by using comparison of actual and target movement of vehicle |
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2010
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5924507A (en) * | 1997-04-03 | 1999-07-20 | Prather; Cynthia D. | Powered toy vehicle with containment system |
| CN1375412A (en) * | 2001-03-16 | 2002-10-23 | 王慧 | Interactive remote controlled powered pram |
| CN2806288Y (en) * | 2005-07-04 | 2006-08-16 | 东莞贯新幼童用品有限公司 | Remotely-controlled steering mechanism of electric car |
| DE102006040443A1 (en) * | 2006-08-29 | 2008-03-06 | Zf Lenksysteme Gmbh | Motor vehicle`s electronically regulated servo steering system operating method, involves comparing actual value of measured value with stored practical value of corresponding measured value |
| KR20080093602A (en) * | 2007-04-17 | 2008-10-22 | 주식회사 만도 | Electronic power steering apparatus for generating steering assist power by using comparison of actual and target movement of vehicle |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514616A (en) * | 2011-12-21 | 2012-06-27 | 中联重科股份有限公司 | Engineering vehicle and safety control method and device of electric control steering system of engineering vehicle |
| CN102514616B (en) * | 2011-12-21 | 2013-12-25 | 中联重科股份有限公司 | Engineering vehicle and safety control method and device of electric control steering system of engineering vehicle |
| CN102874307A (en) * | 2012-09-29 | 2013-01-16 | 深圳职业技术学院 | Motor vehicle steering control device and motor vehicle steering control method |
| CN102874307B (en) * | 2012-09-29 | 2015-05-20 | 深圳职业技术学院 | Motor vehicle steering control device and motor vehicle steering control method |
| CN103963842A (en) * | 2014-04-29 | 2014-08-06 | 江苏柳工机械有限公司 | Steering control system of overhead working truck |
| CN107010108A (en) * | 2017-05-02 | 2017-08-04 | 山东五征集团有限公司 | Electric-controlled hydraulic four-wheel steering system and forward method |
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