CN202080191U - Integrated controller for special vehicles or school buses - Google Patents
Integrated controller for special vehicles or school buses Download PDFInfo
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- CN202080191U CN202080191U CN2011201635456U CN201120163545U CN202080191U CN 202080191 U CN202080191 U CN 202080191U CN 2011201635456 U CN2011201635456 U CN 2011201635456U CN 201120163545 U CN201120163545 U CN 201120163545U CN 202080191 U CN202080191 U CN 202080191U
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- aerotron
- vehicle speed
- signal arm
- testing circuit
- speed signal
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Abstract
The utility model discloses an integrated controller for special vehicles or school buses, which comprises six parts, i.e. a stopping signal arm motor driving circuit, a stopping signal arm indicator light driving circuit, a speed signal indicator light driving circuit, a control operation button detection circuit, a speed signal detection circuit, and a control single chip microcomputer, wherein the stopping signal arm motor driving circuit, the stopping signal arm indicator light driving circuit, the speed signal indicator light driving circuit, the control operation button detection circuit and the speed signal detection circuit are all connected with the control single chip microcomputer. The integrated controller disclosed by the utility model has the following advantages: (1) the speed of a vehicle can be displayed to passersby or other vehicles, so as to draw the attention and ensure safety; and (2) the opening of a signal arm is not only operated by a driver, but also controlled by the speed of the vehicle, so as to eliminate potential safety hazards.
Description
Technical field
The utility model relates to a kind of special vehicle/school bus integrated manipulator.
Background technology
At present, " special-purpose pupil's school bus safety specification " implemented, and each producer narrows at the parent that the school bus of school's Development and Production also obtains market day by day.Safer for guaranteeing school bus, how the stop signal arm to be installed in the school bus both sides, promptly the driver opens the stop signal arm when stopping, and points out other vehicle to note.So just there is following hidden danger: 1,, the stop signal arm is opened, to other vehicles, pedestrian and self cause danger in driving mistiming action button; 2, when stopping, behind the opening signal arm, forget signal arm is regained just driving, have potential safety hazard; 3, in the driving process, passerby and other vehicles can only be estimated the real vehicle speed of a motor vehicle, and by touch is judged, may be had error.
Summary of the invention
At above-mentioned prior art, the utility model provides a kind of special vehicle/school bus integrated manipulator, and it can guarantee that school bus is safer when driving and parking.
The utility model is achieved through the following technical solutions:
A kind of special vehicle/school bus integrated manipulator comprises stop signal arm motor-drive circuit, stop signal arm drive circuit of indicator, vehicle speed signal drive circuit of indicator, control operation button testing circuit, vehicle speed signal testing circuit, control single chip computer six parts.Wherein, stop signal arm motor-drive circuit, stop signal arm drive circuit of indicator, vehicle speed signal drive circuit of indicator, control operation button testing circuit, vehicle speed signal testing circuit are connected with micro controller system respectively.
Described stop signal arm motor-drive circuit comprises DC motor A; be connected with electromagnetic relay a: KA1 on the DC motor A; connect aerotron a: Q1 on the electromagnetic relay; the grounded emitter of aerotron; base stage is connected with the pin RC0 of micro controller system by resistance; also be connected with the diode D1 that is used to protect aerotron on the electromagnetic relay, diode is connected with the collecting electrode of aerotron.
Described stop signal arm drive circuit of indicator comprises signal arm indicator lamp B; be connected with electromagnetic relay a: KA2 on the signal arm indicator lamp B; connect aerotron a: Q2 on the electromagnetic relay; the grounded emitter of aerotron; base stage is connected with the pin RC1 of micro controller system by resistance; also be connected with the diode D2 that is used to protect aerotron on the electromagnetic relay, diode is connected with the collecting electrode of aerotron.
Described vehicle speed signal drive circuit of indicator comprises vehicle speed signal indicator lamp C, D, E; be connected with electromagnetic relay: KA3, a KA4, KA5 on vehicle speed signal indicator lamp C, D, the E respectively; connect aerotron: Q3, a Q4, Q5 on electromagnetic relay KA3, KA4, the KA5 respectively; the grounded emitter of aerotron; base stage is connected with pin RC2, RC3, the RC4 of micro controller system by resistance; also be connected with diode D3, the D4, the D5 that are used to protect aerotron on the electromagnetic relay, diode is connected with the collecting electrode of aerotron.
Described control operation button testing circuit is: signal arm control button testing circuit, be connected with the RA0 pin of micro controller system by photoelectrical coupler, cause the damage of micro controller system here when utilizing photoelectrical coupler can avoid limit switch contingency wrong line (becoming just to control) as the negative control of limit switch misconnection.
Described control operation button testing circuit can also be stop signal arm opening/closing button testing circuit.
Described control operation button testing circuit is that ground connection is effective, and links to each other with micro controller system by photoelectrical coupler, has anti-wrong defencive function.
Described vehicle speed signal testing circuit is: car load car speed testing circuit, and the grounded emitter of aerotron Q6, base stage links to each other with vehicle speed signal by resistance and diode D6, and collecting electrode is connected with the RA1 pin of micro controller system.Vehicle speed signal is the rectangle square wave, and 2 electric capacity: C1, C2 in parallel in the line, plays a protective role.
Principle of work is as follows:
Stop signal arm motor-drive circuit: utilize relay K A1 to realize the running control of DC motor A.When the RC0 of PIC16F630 pin output high level, relay K A1 is charged, and the power supply of its contacting motor A makes motor rotation, and the stop signal arm is opened.Diode D1 is used for the protection of aerotron Q1.
Stop signal arm drive circuit of indicator: utilize relay K A2 to realize that stop signal indicator lamp B's is intermittent glittering.When the RC1 of PIC16F630 pin output high level, relay K A2 is charged, the power supply of its contacting indicator lamp B, and indicator lamp is bright; And during the RC1 pin output low level of PIC16F630, relay K A2 is not charged, and the power supply of indicator lamp B is not connected, and indicator lamp does not work; Here the high and low level of the intermittent output of PIC16F630 micro controller system is realized the glittering of indicator lamp.Diode D2 is used for the protection of aerotron Q2.
Vehicle speed signal drive circuit of indicator: utilize relay K A3, KA4, KA5 to realize the work of vehicle speed signal indicator lamp C, D, E.When the RC2 of PIC16F630 pin output high level, RC3, RC4 pin output low level, relay K A3 is charged, the power supply of its contacting indicator lamp C, and indicator lamp is bright; As the RC2 of PIC16F630, when the RC3 pin is exported high level, RC4 pin output low level, relay K A3, KA4 are charged, and the power supply of indicator lamp C, D is connected, and indicator lamp C, D are bright; As RC2, the RC3 of PIC16F630, when the RC4 pin is all exported high level, relay K A3, KA4, KA5 are charged, and the power supply of indicator lamp C, D, E is connected, and indicator lamp C, D, E are bright.Diode D3, D4, D5 are used for the protection of aerotron Q3, Q4, Q5.
Control operation button testing circuit: SK1 opens switch for the stop signal arm.When operation signal arm button not, the relevant detection switch opens, its bonded assembly photoelectrical coupler provides high level signal to the master control micro controller system; And when pressing the signal arm button, the moving contact of relevant detection switch makes its closed ground connection, and its bonded assembly photoelectrical coupler provides low level signal to the master control micro controller system.Master control micro controller system PIC16F630 utilizes the state of RA0 test button switch.
The vehicle speed signal testing circuit: when vehicle speed signal was high impulse, the base stage of aerotron Q6 had voltage, the aerotron conducting, and the RA1 pin of micro controller system detects active potential; When vehicle speed signal during for low pulse, diode D6 conducting, the base stage of aerotron Q6 is an active potential, not conducting of aerotron, and the RA1 pin of micro controller system detects high potential.Micro controller system calculates the size of the speed of a motor vehicle by the number of transitions of the high active potential of monitoring in unit time pin RA1.
The utility model in the process of driving, parking opening signal arm, can be realized following function by gathering the vehicle speed signal that the car load car speed sensor provides:
1, opening signal arm: the signal arm button switch is pressed, and DC machine A begins to rotate, and opens the stop signal arm, and simultaneously, stop signal arm indicator lamp B begins to flash, prompting passerby and vehicle.And when the speed of a motor vehicle was arranged, even the signal arm switch is pressed, DC machine A and indicator lamp B also can not work, and guaranteed traveling security.
2, closing signal arm: the signal arm button switch is pressed, DC machine A outage, signal arm is automatic homing under the elastic force effect, and indicator lamp B quits work simultaneously.And when the speed of a motor vehicle was arranged, even without the signal arm switch is pressed, controller also can make the signal arm playback automatically with DC machine A, indicator lamp B outage, guaranteed traffic safety.
3, speed of a motor vehicle size indication: when the speed of a motor vehicle＞30KM/H, indicator lamp C is bright; When the speed of a motor vehicle＞60KM/H, indicator lamp C, D are bright; When the speed of a motor vehicle＞80KM/H, indicator lamp C, D, E are bright.Indicator lamp is installed in the top outside, front and back of school bus, indicates the speed of a motor vehicle size information of this car to passerby and other vehicles, guarantees traffic safety.
The utlity model has following advantage:
1, is shown to this car speed of a motor vehicle size of passerby or other vehicles, points out them to note, guarantee safety;
2, opening not only of signal arm will be leaned on driver operation, also will be subjected to the control of the speed of a motor vehicle simultaneously, gets rid of potential safety hazard.
Description of drawings
Fig. 1 is a profile scheme drawing of the present utility model;
Fig. 2 is schematic circuit diagram of the present utility model.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is further described.
A kind of special vehicle/school bus integrated manipulator, as shown in Figure 1, comprise stop signal arm motor-drive circuit, stop signal arm drive circuit of indicator, vehicle speed signal drive circuit of indicator, control operation button testing circuit, vehicle speed signal testing circuit, control single chip computer six parts.Wherein, stop signal arm motor-drive circuit, stop signal arm drive circuit of indicator, vehicle speed signal drive circuit of indicator, control operation button testing circuit, vehicle speed signal testing circuit are connected with control single chip computer respectively.
Described stop signal arm motor-drive circuit comprises DC motor A; be connected with electromagnetic relay a: KA1 on the DC motor A; connect aerotron a: Q1 on the electromagnetic relay; the grounded emitter of aerotron; base stage is connected with the pin RC0 of micro controller system by resistance; also be connected with the diode D1 that is used to protect aerotron on the electromagnetic relay, diode is connected with the collecting electrode of aerotron.
Described stop signal arm drive circuit of indicator comprises signal arm indicator lamp B; be connected with electromagnetic relay a: KA2 on the signal arm indicator lamp B; connect aerotron a: Q2 on the electromagnetic relay; the grounded emitter of aerotron; base stage is connected with the pin RC1 of micro controller system by resistance; also be connected with the diode D2 that is used to protect aerotron on the electromagnetic relay, diode is connected with the collecting electrode of aerotron.
Described vehicle speed signal drive circuit of indicator comprises vehicle speed signal indicator lamp C, D, E; be connected with electromagnetic relay: KA3, a KA4, KA5 on vehicle speed signal indicator lamp C, D, the E respectively; connect aerotron: Q3, a Q4, Q5 on electromagnetic relay KA3, KA4, the KA5 respectively; the grounded emitter of aerotron; base stage is connected with pin RC2, RC3, the RC4 of micro controller system by resistance; also be connected with diode D3, the D4, the D5 that are used to protect aerotron on the electromagnetic relay, diode is connected with the collecting electrode of aerotron.
Described control operation button testing circuit is: signal arm control button testing circuit, be connected with the RA0 pin of micro controller system by photoelectrical coupler, cause the damage of micro controller system here when utilizing photoelectrical coupler can avoid limit switch contingency wrong line (becoming just to control) as the negative control of limit switch misconnection.
Described control operation button testing circuit is that ground connection is effective, and links to each other with micro controller system by photoelectrical coupler, has anti-wrong defencive function.
Described vehicle speed signal testing circuit is: car load car speed testing circuit, and the grounded emitter of aerotron Q6, base stage links to each other with vehicle speed signal by resistance and diode D6, and collecting electrode is connected with the RA1 pin of micro controller system.Vehicle speed signal is the rectangle square wave, and 2 electric capacity: C1, C2 in parallel in the line, plays a protective role.
Described control single chip computer is a PIC16F630 type micro controller system.
Among Fig. 2, motor A: stop signal arm drive motor; Indicator lamp B: signal arm is opened indicator lamp; Indicator lamp C, D, E: vehicle speed signal indicator lamp; SK1: signal arm button switch.
Embodiment: during use, controller is connected the opening and closing of control school bus stop signal arm, the work of driving vehicle speed signal indicator lamp by lead with corresponding function on the car:
(1) signal arm is opened: press the signal arm button, connect SK1, the RA0 of PIC16F630 becomes low level by high level.At this moment, be 0 if micro controller system calculates the speed of a motor vehicle by monitoring RA1 pin, PIC16F630 then controls RC0 output high level rotates parking arm drive motor A, and the stop signal arm is opened, the intermittent output of RC1 high-low level, signal arm flash lights; If the speed of a motor vehicle is not 0, the RC0 of PIC16F630, RC1 pin still are low level, and the signal arm motor is motionless, and the signal arm indicator lamp does not work.
(2) signal arm is closed: pressed the signal arm button, disconnected SK1, the RA0 of PIC16F630 becomes high level by low level.At this moment, PIC16F630 control RC0, RC1 pin are low level, the motor outage, and indicator lamp extinguishes, and signal arm automatically resets under the elastic force effect.If it is not 0 that micro controller system calculates the speed of a motor vehicle by monitoring RA1 pin, even the signal arm button is not pressed (RA0 of PIC16F630 still is low level), micro controller system also can be controlled RC0, the RC1 pin is a low level, and the stop signal arm is regained, and indicator lamp extinguishes.
When (3) driving a vehicle: micro controller system calculates the car load speed of a motor vehicle by the voltage changing rate of monitoring RA1 pin in unit time.As the speed of a motor vehicle＞30Km/h, the RC2 pin of PIC16F630 becomes high level by low level, and it is bright to drive indicator lamp C; As the speed of a motor vehicle＞60Km/h, the RC2 of PIC16F630, RC3 pin become high level by low level, and it is bright to drive indicator lamp C, D; As the speed of a motor vehicle＞80Km/h, the RC2 of PIC16F630, RC3, RC4 pin become high level by low level, drive indicator lamp C, D, E are bright.
Claims (9)
1. special vehicle/school bus integrated manipulator, it is characterized in that: comprise stop signal arm motor-drive circuit, stop signal arm drive circuit of indicator, vehicle speed signal drive circuit of indicator, control operation button testing circuit, vehicle speed signal testing circuit, control single chip computer six parts, wherein, stop signal arm motor-drive circuit, stop signal arm drive circuit of indicator, vehicle speed signal drive circuit of indicator, control operation button testing circuit, vehicle speed signal testing circuit are connected with control single chip computer respectively.
2. special vehicle according to claim 1/school bus integrated manipulator; it is characterized in that: described stop signal arm motor-drive circuit comprises DC motor A; be connected with electromagnetic relay a: KA1 on the DC motor A; connect aerotron a: Q1 on the electromagnetic relay; the grounded emitter of aerotron; base stage is connected with the pin RC0 of micro controller system by resistance, also is connected with the diode D1 that is used to protect aerotron on the electromagnetic relay, and diode is connected with the collecting electrode of aerotron.
3. special vehicle according to claim 1/school bus integrated manipulator; it is characterized in that: described stop signal arm drive circuit of indicator comprises signal arm indicator lamp B; be connected with electromagnetic relay a: KA2 on the signal arm indicator lamp B; connect aerotron a: Q2 on the electromagnetic relay; the grounded emitter of aerotron; base stage is connected with the pin RC1 of micro controller system by resistance, also is connected with the diode D2 that is used to protect aerotron on the electromagnetic relay, and diode is connected with the collecting electrode of aerotron.
4. special vehicle according to claim 1/school bus integrated manipulator; it is characterized in that: described vehicle speed signal drive circuit of indicator comprises vehicle speed signal indicator lamp C; D; E; vehicle speed signal indicator lamp C; D; be connected with electromagnetic relay a: KA3 on the E respectively; KA4; KA5; electromagnetic relay KA3; KA4; connect aerotron a: Q3 on the KA5 respectively; Q4; Q5; the grounded emitter of aerotron; base stage is by the pin RC2 of resistance and micro controller system; RC3; RC4 connects; also be connected with the diode D3 that is used to protect aerotron on the electromagnetic relay; D4; D5, diode is connected with the collecting electrode of aerotron.
5. special vehicle according to claim 1/school bus integrated manipulator is characterized in that: described control operation button testing circuit is: signal arm control button testing circuit is connected with the RA0 pin of micro controller system by photoelectrical coupler.
6. special vehicle according to claim 5/school bus integrated manipulator is characterized in that: described control operation button testing circuit is: stop signal arm opening/closing button testing circuit.
7. special vehicle according to claim 5/school bus integrated manipulator is characterized in that: described control operation button testing circuit is that ground connection is effective, and links to each other with micro controller system by photoelectrical coupler.
8. special vehicle according to claim 1/school bus integrated manipulator, it is characterized in that: described vehicle speed signal testing circuit is: car load car speed testing circuit, the grounded emitter of aerotron Q6, base stage links to each other with vehicle speed signal by resistance and diode D6, and collecting electrode is connected with the RA1 pin of micro controller system.
9. special vehicle according to claim 8/school bus integrated manipulator is characterized in that: described vehicle speed signal testing circuit: vehicle speed signal is the rectangle square wave, and 2 electric capacity in parallel in the line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201635456U CN202080191U (en) | 2011-05-20 | 2011-05-20 | Integrated controller for special vehicles or school buses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201635456U CN202080191U (en) | 2011-05-20 | 2011-05-20 | Integrated controller for special vehicles or school buses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202080191U true CN202080191U (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201635456U Expired - Fee Related CN202080191U (en) | 2011-05-20 | 2011-05-20 | Integrated controller for special vehicles or school buses |
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| Country | Link |
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| CN (1) | CN202080191U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259614A (en) * | 2011-05-20 | 2011-11-30 | 中通客车控股股份有限公司 | Special vehicle/school bus integrated controller |
| CN102756685A (en) * | 2012-07-16 | 2012-10-31 | 中通客车控股股份有限公司 | Special parking arm controller for school bus |
-
2011
- 2011-05-20 CN CN2011201635456U patent/CN202080191U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259614A (en) * | 2011-05-20 | 2011-11-30 | 中通客车控股股份有限公司 | Special vehicle/school bus integrated controller |
| CN102259614B (en) * | 2011-05-20 | 2013-09-25 | 中通客车控股股份有限公司 | Special vehicle/school bus integrated controller |
| CN102756685A (en) * | 2012-07-16 | 2012-10-31 | 中通客车控股股份有限公司 | Special parking arm controller for school bus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20140520 |