CN207924915U - A kind of Signalized control circuit with telecommunications functions - Google Patents
A kind of Signalized control circuit with telecommunications functions Download PDFInfo
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- CN207924915U CN207924915U CN201820482998.7U CN201820482998U CN207924915U CN 207924915 U CN207924915 U CN 207924915U CN 201820482998 U CN201820482998 U CN 201820482998U CN 207924915 U CN207924915 U CN 207924915U
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- controller
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- bluetooth chip
- control circuit
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Abstract
The utility model is specifically related to a kind of Signalized control circuit with telecommunications functions.The utility model in order to solve the disadvantage that existing Signalized control circuit is difficult to realize emergency vehicle priority pass and proposes, including：Controller, Bluetooth chip, electric pressure converter, red eye, amber lamp and greensignal light, the wherein cathode of red eye are connected by the first controlling switch of the first divider resistance and controller；The cathode of amber lamp is connected by the second controlling switch of the second divider resistance and controller；The cathode of greensignal light is connected by the third controlling switch of third divider resistance and controller；The communication input pin of Bluetooth chip and the communication output pin of controller connect, and the communication output pin of Bluetooth chip and the communication input pin of controller connect.The utility model is suitable for Traffic signal control in emergency circumstances.
Description
Technical field
The utility model is related to Signalized control fields, and in particular to a kind of Signalized control with telecommunications functions
Circuit.
Background technology
Signalized control in the prior art substantially includes following several types：
(1) timing controlled
Intersection traffic signal controlling machine is run by the timing scheme being previously set, and also referred to as fixed cycle controls.(line traffic control
System, face control also can all use time-controlled mode, also be static line control system, static face control system)
(2) induction control
Induction control is that wagon detector is arranged on crossing inlet road, and traffic signal timing scheme is by computer or intelligence
Change signal.
Control machine calculates, a kind of control mode that can at any time change with the car flow information that detector detects.Induction control
The basic mode of system is the induction control of single crossing, the induction control of abbreviation single-point.Single-point induction control is arranged with detector
The difference of mode can be divided into:
1) half induction control.The induction control of detector is only set on some Imported road of intersection.
2) all-traffic-responsive control.The induction control of detector is all set on the whole entrance driveway of intersection.
The shortcomings that existing signal lamp is：
(1) traffic jam environment of intersection is more and more serious at present, and existing timing controling signal lamp is unfavorable for urgent vehicle
Priority pass, though emergency vehicle can make a dash across the red light, since vehicle excessively cannot achieve on road, to delay emergency；
(2) induction control signal lamp is unfavorable for line traffic control without the fixed cycle；
(3) line traffic control, face control use feeling answer the technology of control mode also immature.
Invention content
It is difficult to realize emergency vehicle purpose of the utility model is to solve existing Signalized control circuit and preferentially leads to
Capable disadvantage, and propose a kind of Signalized control circuit with telecommunications functions, including：
Controller, Bluetooth chip, electric pressure converter, red eye, amber lamp and greensignal light, wherein red
The cathode of chrominance signal lamp is connected by the first controlling switch of the first divider resistance and controller；The cathode of amber lamp passes through
Second controlling switch of the second divider resistance and controller connects；The cathode of greensignal light passes through third divider resistance and control
The third controlling switch of device connects；The input terminal of electric pressure converter connects 9V power supplys, and output end connects red eye, yellow letter
The anode of signal lamp and greensignal light is also connected with the voltage input pin of Bluetooth chip；The communication input pin of Bluetooth chip
It is connect with the communication output pin of controller, the communication output pin of Bluetooth chip and the communication input pin of controller connect.
The beneficial effects of the utility model are：
(1) the utility model uses Arduino microcontrollers (core of Arduino is ATmega chip) chip in order to control,
The model microcontroller is more popular at present electronic interactive platform, is based on Development of Single-chip Computer System, have the function of using simply,
The advantages that various, cheap, in terms of being widely used in electronic system design and interactive product exploitation；
(2) for induction controls signal lamp, the utility model supports that setting the fixed period (passes through microcontroller
Setting), the phenomenon that it can be avoided to change signal phase and time with the variation of transport need and cause cycle disorder, so as to
Enough achieve the effect that line traffic control；
(3) for relative timing control signal lamp, the utility model can in case of emergency control signal lamp, not cause tight
Traffic on anxious vehicle and main roads generates unnecessary delay.
Description of the drawings
Fig. 1 is the circuit knot of one embodiment of the Signalized control circuit with telecommunications functions of the utility model
Composition；
Fig. 2 is the system flow chart of one embodiment of the utility model；
Fig. 3 is the phase change figure of one embodiment of the utility model.
Specific implementation mode
Specific implementation mode one：The Signalized control circuit with telecommunications functions of present embodiment, such as Fig. 1 institutes
Show, including：
Controller U1, Bluetooth chip U3, electric pressure converter U2, red eye LED1, amber lamp LED2 and green
Chrominance signal lamp LED3, the wherein cathode of red eye LED1 are drawn by the first control of the first divider resistance R1 and controller U1
Foot P1.0 connections；The second controlling switch P2.0 that the cathode of amber lamp LED2 passes through the second divider resistance R2 and controller U1
Connection；The cathode of greensignal light LED3 is connect by third divider resistance R3 with the third controlling switch P3.0 of controller U1；
The input terminal IN connection 9V power supplys of electric pressure converter U2, output end OUT connection red eyes LED1, amber lamp LED2 with
And the anode of greensignal light LED3, it is also connected with the voltage input pin Vcc of Bluetooth chip U3；The communication of Bluetooth chip U3 inputs
Pin RX is connect with the communication output pin TX of controller U1, the communication of communication the output pin TX and controller of Bluetooth chip U3
Input pin RX connections.
Controller has timing function simultaneously, can be exported after high level or low level in certain time in a certain pin,
Another pin is set to export specific level signal.This function may be implemented to convert the situation of green light after amber light lights three seconds.
One of the utility model is noteworthy characterized by, and has used Bluetooth chip, can by bluetooth module receive signal come
Make signal lamp Iterim Change color.Such as when emergency situations occur, which does not allow vehicle to keep straight on, then can be to this
The device of utility model sends a signal, when Bluetooth chip receives this signal, then so that signal lamp is switched to yellow by green,
Yellow switchs to red again after lighting three seconds；Etc. at the end of emergency situations, then send another signal to the device of the utility model,
Signal lamp is set to switch to green by red.In order to ensure that Bluetooth chip is not interfered by external signal, can not Bluetooth chip with
Microcontroller setting carries out strange land setting in similar position, such as is being controlled Bluetooth chip setting by Wireline
In room, the case where control requires and prevents interference can be met in this way.
Specific implementation mode two：The present embodiment is different from the first embodiment in that：Controller is ATmega328 cores
Piece, the first pin of controller are the P1.0 pins of ATmega328 chips, and the second pin of controller is ATmega328 chips
P2.0 pins, the third pin of controller is the P3.0 pins of ATmega328 chips, and the communication input pin of controller is
The RX pins of ATmega328 chips, the communication output pin of controller are the TX pins of ATmega328 chips.
Other steps and parameter are same as the specific embodiment one.
Specific implementation mode three：The present embodiment is different from the first and the second embodiment in that：Electric pressure converter is
PS5101 elements.
Other steps and parameter are the same as one or two specific embodiments.
Specific implementation mode four：Unlike one of present embodiment and specific implementation mode one to three：Bluetooth chip is
HC-06 bluetooth modules.
Other steps and parameter are identical as one of specific implementation mode one to three.
<Embodiment>
The utility model controls signal lamp using arduino, and the interconnection with vehicle and control system is realized by bluetooth.
In timing controling signal lamp, when emergency vehicle will be by danger signal intersection, emergency vehicle by vehicle-mounted computer software or
Person's mobile phone app sends information to control system, and bluetooth receiving module receives the signal, the communications pins current potential of arduino is made to send out
Raw to change, starting interrupt function makes existing signal change --- and so that red eye is changed into yellow temporarily, changes after 3s
For green；Meanwhile civilian app can forecast neighbouring vehicle, and vehicle driver is allowed to understand the emergency vehicle of intersection nearby
Current demand, carries out corresponding preparation.When emergency vehicle passes through intersection, signal is sent again, and program jumps out interrupt function, makes
Signal lamp is restored to the original period；In induction controls signal lamp, due to increasing the fixed cycle, make the period in its line control system
It is unlikely to disorderly, so as to achieve the effect that basic line traffic control.
The system flow chart of one embodiment is not as shown in fig. 2, it can be seen that when receiving signal, the normal work of signal lamp
Make, upon receipt of the signal, into interrupt cycle, light amber light or green light according to preset control mode, then waits for another
One signal is restored to the normal period in turn to jump out interrupt cycle.Amber light and green light are controlled herein by low and high level reality
It is existing, need not rely on software, it is only necessary to which hardware circuit is realized.
Fig. 3 further illustrates normal cycle and the phase change schematic diagram of interrupt cycle.
The utility model can also have other various embodiments, in the situation without departing substantially from the spirit of the present invention and its essence
Under, those skilled in the art work as can make various corresponding change and deformations according to the utility model, but these corresponding changes
The protection domain of the utility model the attached claims should all be belonged to deformation.
Claims (4)
1. a kind of Signalized control circuit with telecommunications functions, which is characterized in that including：
Controller (U1), electric pressure converter (U2), Bluetooth chip (U3), red eye (LED1), amber lamp (LED2)
And greensignal light (LED3), the wherein cathode of red eye (LED1) pass through the first divider resistance (R1) and controller
(U1) the first controlling switch connection；The cathode of amber lamp (LED2) passes through the second divider resistance (R2) and controller (U1)
The second controlling switch connection；The cathode of greensignal light (LED3) pass through third divider resistance (R3) and controller (U1) the
Three controlling switch connect；The input terminal of electric pressure converter (U2) connects 9V power supplys, and output end (OUT) connects red eye
(LED1), the anode of amber lamp (LED2) and greensignal light (LED3), the voltage for being also connected with Bluetooth chip (U3) are defeated
Enter pin；The communication input pin of Bluetooth chip (U3) is connect with the communication output pin (TX) of controller (U1), Bluetooth chip
(U3) the communication input pin of communication output pin and controller connects.
2. the Signalized control circuit according to claim 1 with telecommunications functions, which is characterized in that the control
Device is ATmega328 chips, and the first pin of controller is the P1.0 pins of ATmega328 chips, the second pin of controller
For the P2.0 pins of ATmega328 chips, the third pin of controller is the P3.0 pins of ATmega328 chips, controller
The RX pins that input pin is ATmega328 chips are communicated, the communication output pin of controller draws for the TX of ATmega328 chips
Foot.
3. the Signalized control circuit according to claim 1 or 2 with telecommunications functions, which is characterized in that voltage
Converter is PS5101 elements.
4. the Signalized control circuit according to claim 1 with telecommunications functions, which is characterized in that Bluetooth chip
For HC-06 bluetooth modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482998.7U CN207924915U (en) | 2018-04-04 | 2018-04-04 | A kind of Signalized control circuit with telecommunications functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482998.7U CN207924915U (en) | 2018-04-04 | 2018-04-04 | A kind of Signalized control circuit with telecommunications functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207924915U true CN207924915U (en) | 2018-09-28 |
Family
ID=63595345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820482998.7U Expired - Fee Related CN207924915U (en) | 2018-04-04 | 2018-04-04 | A kind of Signalized control circuit with telecommunications functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207924915U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112530187A (en) * | 2020-12-17 | 2021-03-19 | 南京杰咖斯信息技术有限公司 | Method and system for remotely indicating traffic lights |
-
2018
- 2018-04-04 CN CN201820482998.7U patent/CN207924915U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112530187A (en) * | 2020-12-17 | 2021-03-19 | 南京杰咖斯信息技术有限公司 | Method and system for remotely indicating traffic lights |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 Termination date: 20210404 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |