CN203344814U - Automatic controller of school bus stop sign - Google Patents
Automatic controller of school bus stop sign Download PDFInfo
- Publication number
- CN203344814U CN203344814U CN 201320271768 CN201320271768U CN203344814U CN 203344814 U CN203344814 U CN 203344814U CN 201320271768 CN201320271768 CN 201320271768 CN 201320271768 U CN201320271768 U CN 201320271768U CN 203344814 U CN203344814 U CN 203344814U
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- school bus
- stepping motor
- bus stop
- port
- micro controller
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Abstract
The utility model relates to a controller of a sign, in particular to an automatic controller of a school bus stop sign. The automatic controller of the school bus stop sign comprises a stepping motor, a stepping motor driving device, an acousto-optic driving circuit, a limiting control circuit, an operating signal detecting circuit and a single-chip microcomputer, wherein the stepping motor is used for controlling the school bus stop sign to stretch out and retract; the stepping motor driving device drives the stepping motor to work; the acousto-optic driving circuit is used for driving an alarm, a warning light and an indicator light to work; the limiting control circuit is used for detecting whether the bus top sign is fully unfolded or retracted; the operating signal detecting circuit is used for selecting various working states; the single-chip microcomputer is used for controlling the stepping motor driving device and the acousto-optic driving circuit to work. The stepping motor driving device, the acousto-optic driving circuit, the limiting control circuit and the operating signal detecting circuit are respectively connected with the single-chip microcomputer, the stepping motor is connected with the stepping motor driving device, the stepping motor driving device is further connected with a vehicle-mounted power source, and the acousto-optic driving circuit is further respectively connected with the vehicle-mounted power source and a grounding end. The automatic controller of the school bus stop sign has the advantages of being accurate in positioning, convenient and fast for a driver to operate and control, capable of avoiding misoperation and the like.
Description
Technical field
The utility model relates to a kind of controller of direction board, especially a kind of auto mat of school bus stop signpost.
Background technology
According to the requirement of " safety of school bus engineering factor " (GB 24407-2012), special-purpose school bus must be installed a stop signpost in vehicle left side by as prescribed.When school bus, when various road conditions are stopped upper and lower student temporarily, stop signpost is stretched out to 90 °, the place ahead upset of vehicle, simultaneously red Warning light flicker, and the synchronous buzzing of buzzer phone, remain a safe distance behind the car in front to remind front vehicle, stop-for-waiting; When school bus, to overtake the time, stop signpost is packed up (Warning light and buzzer phone quit work thereupon) to the rear of vehicle, avoid existing potential safety hazard.General school bus stop signpost device usually " stops " word board 4, turnover bracket 2, controller box 3 and Warning light 1 by anistree traffic sign and forms, as shown in Figure 2,3.Anistree traffic sign " stops " color, shape, character, the figure of word board to be carried out according to Figure 71 of traffic sign GB 5768.2-2009.
At present, the stop signpost be arranged on school bus is mostly manual control, controller circuitry is simple, the following hidden danger of so easy existence: 1. by mistake stop signpost is opened when driving, after perhaps when stopping, opening stop signpost, forget stop signpost is regained to just driving, can and self cause danger to other vehicles, pedestrian like this; Stop signpost is repeated multiple times open or regain after, can cause the wearing and tearing of limit switch motive position, cause stop signpost stretch out or pack up not in placely, also can have certain potential safety hazard; 3. break down when stop signpost, cause stretching out or pack up when not in place, and the driver does not notice, handling failure, cause driving a vehicle safe not in time.
Summary of the invention
The purpose of this utility model be to provide a kind of circuit structure rationally, can prevent maloperation, possess fault alarm function, the driver controls school bus stop signpost auto mat easily, can guarantee that stop signpost is accurately stretched out and withdrawal puts in place, safety and school bus stop, driving is safer to guarantee to get on or off the bus the student.
The technical scheme that the utility model adopts for achieving the above object is: a kind of school bus stop signpost auto mat, this school bus stop signpost controller comprises: the stepping motor that stretches out and regain for controlling the school bus stop signpost, the stepper motor driver of Driving Stepping Motor work, when working, stop signpost is used for driving annunciator, the acousto-optic driving circuit of Warning light and indicator lamp work, open or regain the spacing control circuit whether put in place for detection of stop signpost, for selecting the operation signal testing circuit of various mode of operations, the control step motor driver, the micro controller system of acousto-optic drive circuit works, described stepper motor driver, acousto-optic driving circuit, spacing control circuit, operation signal testing circuit are connected with micro controller system respectively, described stepping motor is connected with stepper motor driver, stepper motor driver also is connected with vehicle power, and described acousto-optic driving circuit also is connected with vehicle power and ground terminal respectively.
Further technical scheme of the present utility model is: be provided with the power-switching circuit of vehicle carried power voltage is converted to+5V in described stepper motor driver, stepper motor driver one side is provided with that the power-switching circuit inboard with it be connected+5V Power supply interface.
2 interfaces of described stepper motor driver are connected with+5V Power supply interface, 3 interfaces are connected with micro controller system, 4 interfaces are connected with stepping motor, 2 interfaces are connected with vehicle power, stepper motor driver+5V Power supply interface also is connected with micro controller system.
Described spacing control circuit comprises photoelectrical coupler IC1 and photoelectrical coupler IC2, the port one of photoelectrical coupler IC1 and port 4 are connected with+5V Power supply interface by current-limiting resistance R10, pull-up resistor R11 respectively, the port 2 of photoelectrical coupler IC1 is connected with micro controller system with port 4, port 3 ground connection of photoelectrical coupler IC1; The port one of photoelectrical coupler IC2 and port 4 are connected with+5V Power supply interface by current-limiting resistance R9, pull-up resistor R12 respectively, and the port 2 of photoelectrical coupler IC2 is connected with micro controller system with port 4, port 3 ground connection of photoelectrical coupler IC2.
Described operation signal testing circuit comprises automatic button K1, hand push button K2 and door contact interrupter K3, automatic button K1 mono-end ground connection, and the automatic button K1 other end is connected with pull-up resistor R2, micro controller system respectively; Hand push button K2 mono-end ground connection, the hand push button K2 other end is connected with pull-up resistor R3, micro controller system respectively; Door contact interrupter K3 mono-end ground connection, the door contact interrupter K3 other end is connected with pull-up resistor R4, micro controller system respectively, and pull-up resistor R2, R3, R4 are connected with+5V Power supply interface respectively again.
Described acousto-optic driving circuit comprises four aerotron T1, T2, T 3, T4, the emitter of these four aerotron T1, T2, T 3, T4 is ground connection respectively, the collecting electrode of four aerotron T1, T2, T 3, T4 is connected with vehicle power VCC by annunciator B, Warning light L1, automatic mode indicator lamp L2, manual mode indicator lamp L3 respectively, and the base stage of four aerotron T1, T2, T 3, T4 is passed through respectively resistance R 5, R6, R7, R8 and is connected with micro controller system.
Owing to adopting said structure, the school bus stop signpost auto mat of the utility model has following beneficial effect:
1. the school bus stop signpost auto mat of the utility model meets the requirement of up-to-date " safety of school bus engineering factor " (GB 24407-2012) specification;
2. the school bus stop signpost auto mat of the utility model is provided with for detection of stop signpost and opens or regain the spacing control circuit whether put in place, adopted the photoelectric position limit mode, machinery-free limit switch, thereby registration, stop signpost is stretched out or is packed up accurately and put in place;
3. the school bus stop signpost auto mat operating mode of the utility model, by Single-chip Controlling, can effectively prevent maloperation;
4. break down when stop signpost, cause stretching out or pack up when not in place, annunciator sends sound and light alarm, the timely handling failure of prompting driver;
5. it is reasonable that the school bus stop signpost auto mat of the utility model has circuit structure, and registration, can prevent maloperation, possesses fault alarm function, and the driver controls characteristics easily.
Below in conjunction with the drawings and specific embodiments, the utility model school bus stop signpost auto mat is described further.
The accompanying drawing explanation
Fig. 1 is the utility model school bus stop signpost auto mat schematic circuit diagram;
Fig. 2 is the structural representation of school bus stop signpost;
Fig. 3 is the lateral plan that figure is.
The specific embodiment
As shown in Figure 1, the utility model school bus stop signpost auto mat (hereinafter to be referred as " controller "), this controller comprises: the stepping motor that stretches out and regain for controlling the school bus stop signpost, the stepper motor driver of Driving Stepping Motor work, when working, stop signpost is used for driving annunciator, the acousto-optic driving circuit of Warning light and indicator lamp work, open or regain the spacing control circuit whether put in place for detection of stop signpost, for selecting the operation signal testing circuit of various mode of operations, the control step motor driver, the micro controller system of acousto-optic drive circuit works.Described stepper motor driver, acousto-optic driving circuit, spacing control circuit, operation signal testing circuit are connected with micro controller system respectively, described stepping motor is connected with stepper motor driver, stepper motor driver also is connected with vehicle power, and described acousto-optic driving circuit also is connected with vehicle power and ground terminal respectively.Micro controller system also is connected with its minimum system Rs, R1, C1, C2, C3 and X, and because not being that this patent inventive point is not being narrated its function and annexation, physical circuit is shown in Figure 1.
Be provided with the power-switching circuit (not shown) of vehicle carried power voltage is converted to+5V in described stepper motor driver, stepper motor driver one side is provided with that the power-switching circuit inboard with it be connected+5V Power supply interface.2 interfaces of described stepper motor driver are connected with+5V Power supply interface, 3 interfaces are connected with micro controller system, 4 interfaces are connected with stepping motor, 2 interfaces are connected with vehicle power, stepper motor driver+5V Power supply interface also is connected with micro controller system.
Described acousto-optic driving circuit comprises four aerotron T1, T2, T 3, T4, the emitter of these four aerotron T1, T2, T3, T4 is ground connection respectively, the collecting electrode of four aerotron T1, T2, T3, T4 is connected with vehicle power VCC by annunciator B, Warning light L1, automatic mode indicator lamp L2, manual mode indicator lamp L3 respectively, and the base stage of four aerotron T1, T2, T3, T4 is passed through respectively resistance R 5, R6, R7, R8 and is connected with micro controller system.
The effect of spacing control circuit is to send direction board to micro controller system to open and put in place or regain the signal put in place, by micro controller system, sends the stepping motor instruction that stops operating to stepper motor driver again, prevents that direction board from opening or regaining carry.Described spacing control circuit comprises photoelectrical coupler IC1 and photoelectrical coupler IC2, the port one of photoelectrical coupler IC1 and port 4 are connected with+5V Power supply interface by current-limiting resistance R10, pull-up resistor R11 respectively, the port 2 of photoelectrical coupler IC1 is connected with micro controller system with port 4, port 3 ground connection of photoelectrical coupler IC1; The port one of photoelectrical coupler IC2 and port 4 are connected with+5V Power supply interface by current-limiting resistance R9, pull-up resistor R12 respectively, and the port 2 of photoelectrical coupler IC2 is connected with micro controller system with port 4, port 3 ground connection of photoelectrical coupler IC2.Electric coupler IC1 and photoelectrical coupler IC2 are arranged on respectively in the rotating shaft of stop signpost turnover bracket.
Described operation signal testing circuit comprises automatic button K1, hand push button K2 and door contact interrupter K3, automatic button K1 mono-end ground connection, and the automatic button K1 other end is connected with pull-up resistor R2, micro controller system respectively; Hand push button K2 mono-end ground connection, the hand push button K2 other end is connected with pull-up resistor R3, micro controller system respectively; Door contact interrupter K3 mono-end ground connection, the door contact interrupter K3 other end is connected with pull-up resistor R4, micro controller system respectively, and pull-up resistor R2, R3, R4 are connected with+5V Power supply interface respectively again.
The utility model controller arranges automatic control and manually controls two kinds of mode of operations.Under the controller readiness for action, press automatic button K1, the automatic run indicator L2 of Single-chip Controlling lights, and controller is in automatic control mode, and stop signpost will link with door contact interrupter K3, automatically perform direction board and open or regain instruction.When school bus, stop temporarily, while having the student to get on or off the bus, car door opening, door contact interrupter K3 closure now, the close door testing circuit is sent into stop signpost to micro controller system and is stretched out the instruction put in place; When the student get on or off the bus complete, closing of the door, now door contact interrupter K3 opens, the close door testing circuit is sent into stop signpost to micro controller system and is regained the instruction put in place.During in automatic control mode, click K1 at controller, now close automatic operational mode, run indicator L2 extinguishes automatically, and controller is in readiness for action.
In stop signpost, open while stretching out, Single-chip Controlling LED Warning light L1 is flicker alternately, two annunciator B that the while Single-chip Controlling is arranged on respectively controller box and operator's compartment are also following the synchronous buzzing of LED Warning light L1, and annunciator B sound is with traffic lights footway sound; After stop signpost is packed up and put in place, Single-chip Controlling LED Warning light L1 and annunciator B quit work thereupon.
Under the controller readiness for action, press hand push button K2, the manual run indicator L3 of Single-chip Controlling lights, and controller is in manual master mode, now click K2, micro controller system sends instruction control step motor driver control step machine operation and makes stop signpost open or regain; Click K2, micro controller system sends instruction control step motor driver control step machine operation and makes stop signpost regain or open again; Again click K2, close manual mode of operation, the manual run indicator L3 of Single-chip Controlling extinguishes, and controller is in readiness for action.
If damaging appears in stop signpost or control system lost efficacy, can make it get back to stowed position by M/C.When stop signpost breaks down, cause stretching out or pack up when not in place, Single-chip Controlling annunciator B sends sound and light alarm, the timely handling failure of prompting driver.
Claims (6)
1. a school bus stop signpost auto mat, it is characterized in that, this school bus stop signpost controller comprises: the stepping motor that stretches out and regain for controlling the school bus stop signpost, the stepper motor driver of Driving Stepping Motor work, when working, stop signpost is used for driving annunciator, the acousto-optic driving circuit of Warning light and indicator lamp work, open or regain the spacing control circuit whether put in place for detection of stop signpost, for selecting the operation signal testing circuit of various mode of operations, the control step motor driver, the micro controller system of acousto-optic drive circuit works, described stepper motor driver, acousto-optic driving circuit, spacing control circuit, operation signal testing circuit are connected with micro controller system respectively, described stepping motor is connected with stepper motor driver, stepper motor driver also is connected with vehicle power, and described acousto-optic driving circuit also is connected with vehicle power and ground terminal respectively.
2. school bus stop signpost auto mat as claimed in claim 1, it is characterized in that, be provided with the power-switching circuit of vehicle carried power voltage is converted to+5V in described stepper motor driver, stepper motor driver one side is provided with that the power-switching circuit inboard with it be connected+5V Power supply interface.
3. school bus stop signpost auto mat as claimed in claim 2, it is characterized in that, 2 interfaces of described stepper motor driver are connected with+5V Power supply interface, 3 interfaces are connected with micro controller system, 4 interfaces are connected with stepping motor, 2 interfaces are connected with vehicle power, stepper motor driver+5V Power supply interface also is connected with micro controller system.
4. school bus stop signpost auto mat as claimed in claim 2, it is characterized in that, described spacing control circuit comprises photoelectrical coupler IC1 and photoelectrical coupler IC2, the port one of photoelectrical coupler IC1 and port 4 are connected with+5V Power supply interface by current-limiting resistance R10, pull-up resistor R11 respectively, the port 2 of photoelectrical coupler IC1 is connected with micro controller system with port 4, port 3 ground connection of photoelectrical coupler IC1; The port one of photoelectrical coupler IC2 and port 4 are connected with+5V Power supply interface by current-limiting resistance R9, pull-up resistor R12 respectively, and the port 2 of photoelectrical coupler IC2 is connected with micro controller system with port 4, port 3 ground connection of photoelectrical coupler IC2.
5. school bus stop signpost auto mat as claimed in claim 2, it is characterized in that, described operation signal testing circuit comprises automatic button K1, hand push button K2 and door contact interrupter K3, automatic button K1 mono-end ground connection, and the automatic button K1 other end is connected with pull-up resistor R2, micro controller system respectively; Hand push button K2 mono-end ground connection, the hand push button K2 other end is connected with pull-up resistor R3, micro controller system respectively; Door contact interrupter K3 mono-end ground connection, the door contact interrupter K3 other end is connected with pull-up resistor R4, micro controller system respectively, and pull-up resistor R2, R3, R4 are connected with+5V Power supply interface respectively again.
6. school bus stop signpost auto mat as claimed in claim 1, it is characterized in that, described acousto-optic driving circuit comprises four aerotron T1, T2, T 3, T4, the emitter of these four aerotron T1, T2, T 3, T4 is ground connection respectively, the collecting electrode of four aerotron T1, T2, T 3, T4 is connected with vehicle power VCC by annunciator B, Warning light L1, automatic mode indicator lamp L2, manual mode indicator lamp L3 respectively, and the base stage of four aerotron T1, T2, T 3, T4 is passed through respectively resistance R 5, R6, R7, R8 and is connected with micro controller system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320271768 CN203344814U (en) | 2013-05-17 | 2013-05-17 | Automatic controller of school bus stop sign |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320271768 CN203344814U (en) | 2013-05-17 | 2013-05-17 | Automatic controller of school bus stop sign |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203344814U true CN203344814U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320271768 Withdrawn - After Issue CN203344814U (en) | 2013-05-17 | 2013-05-17 | Automatic controller of school bus stop sign |
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| Country | Link |
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| CN (1) | CN203344814U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273879A (en) * | 2013-05-17 | 2013-09-04 | 柳州职业技术学院 | Automatic controller of indicating board for school bus parking |
| CN110588754A (en) * | 2019-08-09 | 2019-12-20 | 好孩子儿童用品有限公司 | Foldable children's article |
| CN111121828A (en) * | 2018-11-01 | 2020-05-08 | 厦门雅迅网络股份有限公司 | Vehicle door state detection circuit and method |
-
2013
- 2013-05-17 CN CN 201320271768 patent/CN203344814U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273879A (en) * | 2013-05-17 | 2013-09-04 | 柳州职业技术学院 | Automatic controller of indicating board for school bus parking |
| CN103273879B (en) * | 2013-05-17 | 2015-05-27 | 柳州职业技术学院 | Automatic controller of indicating board for school bus parking |
| CN111121828A (en) * | 2018-11-01 | 2020-05-08 | 厦门雅迅网络股份有限公司 | Vehicle door state detection circuit and method |
| CN110588754A (en) * | 2019-08-09 | 2019-12-20 | 好孩子儿童用品有限公司 | Foldable children's article |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131218 Effective date of abandoning: 20150527 |
|
| RGAV | Abandon patent right to avoid regrant |