CN202454084U - Intelligent traffic signal control system - Google Patents
Intelligent traffic signal control system Download PDFInfo
- Publication number
- CN202454084U CN202454084U CN2012200084677U CN201220008467U CN202454084U CN 202454084 U CN202454084 U CN 202454084U CN 2012200084677 U CN2012200084677 U CN 2012200084677U CN 201220008467 U CN201220008467 U CN 201220008467U CN 202454084 U CN202454084 U CN 202454084U
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- controller
- control system
- traffic signal
- signal control
- intelligent traffic
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Abstract
The utility model relates to a road traffic signal control system, in particular to a junction intelligent traffic signal control system. In the intelligent traffic signal control system, two induction type vehicle detectors are respectively mounted parking line positions of the corresponding sides of branch roads on the two sides of a trunk road; the vehicle detectors are used for outputting signals and connected with a controller; the controller is used for respectively outputting the signals to a trunk road signal lamp and two side signal lamps of the branch roads; pass self-requesting buttons are respectively arranged at pedestrian crosswalk positions on the corresponding sides of the branch roads on the two sides of the trunk road; and the pass self-requesting buttons are connected with the controller. By using the intelligent traffic signal control system provided by the utility model, road situation is reasonably dispatched by using a sensor and a single chip, so that the smoothness of the trunk road can be furthest guaranteed; and when vehicle pass requests are made on the branch roads, releasing signals are automatically given to the branch roads; and when pedestrians request pass on the branch roads, releasing signals are given to the branch roads.
Description
Technical field
The utility model relates to a kind of road traffic signal control system, particularly relates to a kind of road junction intelligent traffic whistle control system.
Background technology
At present, the conversion of avenue crossing traffic signal lamp is generally leaned on and is regularly interrupted controlling, and the traffic lights time of lighting remains unchanged after being provided with in advance, is provided with again except that non-artificial.But in practical application, even sometimes do not have a car signal lamp also changing on a road, and the vehicle on another road just must be waited for, this just causes the meaningless wasting of resources, consumes people's quality time in vain.Therefore very science is very not unreasonable for the conversion control method of sort signal lamp.Current, the branch road wagon flow stream of people obvious less highway section many for some trunk roads vehicle flowrates; Designed manual control button; The less branch road of the wagon flow stream of people is provided with the manual intervention button, and the conversion that the pedestrian can the enabling signal lamp has made things convenient for current; But for vehicle, this mode obviously is inapplicable.Therefore, the control mode of appropriate design crossing traffic signal lamp can ensure farthest that not only major trunk roads are unobstructed, and can effectively reduce the stand-by period of vehicle, reduces the fuel consume of vehicle, is a measure of benefiting the nation and the people.
Summary of the invention
The utility model is not enough to prior art, proposes a kind of intelligent traffic signal control system, is specially adapted to trunk roads, the visibly different highway section of branch road wagon flow, can ensure farthest that major trunk roads are unobstructed, and does not influence the current of a road vehicles and pedestrian.
The technical scheme that the utility model adopted:
A kind of intelligent traffic signal control system; Comprise wagon detector, controller, signal lamp; Said wagon detector adopts two ground sense formula wagon detectors; Two ground sense formula wagon detectors are installed on branch road respective side stop line position, trunk roads both sides respectively, and said wagon detector output signal connects controller, and controller is exported signal respectively and connected trunk roads and branch road both sides signal lamp; And the branch road respective side pedestrian zebra stripes position in the trunk roads both sides is respectively equipped with the current button of a self-service request, and the current button of said self-service request connects controller.
Described intelligent traffic signal control system; Comprise four remote-wireless rfid card recognition devices; Said wireless RF ID card identification apparatus is installed in four orientation, crossing respectively; Wireless RF ID card identification apparatus and controller are wireless or wired connection, and wireless RF ID card identification apparatus detects the vehicle that loads wireless rfid card, send the request all-clear to controller.
Described intelligent traffic signal control system, the controller CPU adopts AT89C51, and said AT89C51 is provided with one group of I/0 FPDP connection button is set, and AT89C51 connects LED signal lamp and count-down device through address latch.
The beneficial effect of the utility model:
1, the utility model intelligent traffic signal control system; The road conditions rational managements that utilized sensor and chip microcontroller; Can ensure farthest that major trunk roads are unobstructed, when branch road has the vehicle pass-through demand, give the branch road all-clear automatically; When branch road has the self-service request of pedestrian to pass through, give the branch road all-clear.
2, the utility model intelligent traffic signal control system is provided with RF Technology for Measuring, the vehicle that is equipped with radio-frequency card near the time, the system directly conversion of control signal lamp lets pass to specific vehicle.The utility model is simple in structure, and is reasonable in design, and it is applied just has favorable social and economic worth.
Description of drawings
Fig. 1: the utility model intelligent traffic signal control system block diagram;
Fig. 2: the utility model intelligent traffic signal control system use-pattern.
Embodiment
Embodiment one: referring to Fig. 1, the utility model intelligent traffic signal control system comprises wagon detector; Controller, signal lamp, said wagon detector adopt two ground sense formula wagon detectors; I.e. ground sense among the figure 1 and ground sense 2; Two ground sense formula wagon detectors are installed on branch road respective side stop line position, trunk roads both sides respectively, and said wagon detector output signal connects controller, and controller is exported signal respectively and connected trunk roads and branch road both sides signal lamp; And the branch road respective side pedestrian zebra stripes position in the trunk roads both sides is respectively equipped with the current button of a self-service request, i.e. button 1 and button 2, and the current button of said self-service request connects controller.
Embodiment two: referring to Fig. 1; The intelligent traffic signal control system of present embodiment, different with embodiment one is, further; Also be provided with four remote-wireless rfid card recognition devices; RFID1, RFID2, RFID3 and RFID4 in promptly scheming, said wireless RF ID card identification apparatus is installed in four orientation, crossing respectively, and wireless RF ID card identification apparatus and controller are wireless or wired connection; Wireless RF ID card identification apparatus detects the vehicle that loads wireless rfid card, sends the request all-clear to controller.
Described intelligent traffic signal control system, the controller CPU can adopt AT89C51, and said AT89C51 is provided with one group of I/0 FPDP connection button is set, and AT89C51 connects LED signal lamp and count-down device through address latch.Address latch adopts 74ls373.
Shown in Figure 2 is the state of the utility model intelligent traffic signal control system when using.Distinguish trunk roads (busy highway section) and branch road (general highway section) during installation.Numbering 6 is trunk roads among the figure, and 5 is branch road, and 4 is signal lamp, 2 senses with being, and 3 is the current button of the self-service request of pedestrian, 1 is wireless RF ID card identification apparatus.When controller was not received look-at-me, trunk roads were that the signal lamp group in busy highway section is evergreen, and general highway section signal lamp group is Chang Hong.Like this, when general highway section did not have vehicle approaching, busy highway section vehicle can need not to wait for and can pass through this crossing.When general highway section have vehicle near the time; Wagon detector (feel) detects vehicle; Send a high level as interrupt request to central controller immediately, whether controller accepts (need consider here whether the last current cycle finishes) according to the interrupt identification decision of inside.If accept, become lamp so, block busy highway section, the general highway section of letting pass picks up counting simultaneously.After finishing time-count cycle, block general highway section, the busy highway section of letting pass.After one-period, the just zero clearing of inner interrupt identification.Equally, the pedestrian also can send interrupt request to central controller through button.The processing thinking of central controller and vehicle the same.In addition, high-power RFID reader all has been installed, and in advance the RFID label has been issued special duties department such as public security, fire-fighting, hospital and state guest fleet at four crossings.Like this when the vehicle of these departments near the time, the RFID reader detects these vehicles will send emergent interrupt request to central controller, central controller can directly be ignored all signs, this highway section, track of letting pass immediately.And after these vehicle pass-throughs, recover on-the-spot, continue special duty's time-count cycle before.
Claims (3)
1. intelligent traffic signal control system; Comprise wagon detector, controller, signal lamp; It is characterized in that: said wagon detector adopts two ground sense formula wagon detectors; Two ground sense formula wagon detectors are installed on branch road respective side stop line position, trunk roads both sides respectively, and said wagon detector output signal connects controller, and controller is exported signal respectively and connected trunk roads and branch road both sides signal lamp; And the branch road respective side pedestrian zebra stripes position in the trunk roads both sides is respectively equipped with the current button of a self-service request, and the current button of said self-service request connects controller.
2. intelligent traffic signal control system according to claim 1; It is characterized in that: comprise four remote-wireless rfid card recognition devices; Said wireless RF ID card identification apparatus is installed in four orientation, crossing respectively; Wireless RF ID card identification apparatus and controller are wireless or wired connection, and wireless RF ID card identification apparatus detects the vehicle that loads wireless rfid card, send the request all-clear to controller.
3. intelligent traffic signal control system according to claim 1 and 2; It is characterized in that: the controller CPU adopts AT89C51; Said AT89C51 is provided with one group of I/0 FPDP connection button is set, and AT89C51 connects LED signal lamp and count-down device through address latch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200084677U CN202454084U (en) | 2012-01-10 | 2012-01-10 | Intelligent traffic signal control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200084677U CN202454084U (en) | 2012-01-10 | 2012-01-10 | Intelligent traffic signal control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202454084U true CN202454084U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200084677U Expired - Fee Related CN202454084U (en) | 2012-01-10 | 2012-01-10 | Intelligent traffic signal control system |
Country Status (1)
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| CN (1) | CN202454084U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448116A (en) * | 2015-12-01 | 2016-03-30 | 重庆铭凯科技发展有限公司 | Solar intelligent traffic lamp |
| CN104077920B (en) * | 2014-07-16 | 2016-07-06 | 成都信息工程学院 | Stand alone type self-adapting traffic signal controls system and its implementation |
| CN105741568A (en) * | 2016-03-14 | 2016-07-06 | 浙江建林电子电气股份有限公司 | Intelligentized traffic command system and control method thereof |
| CN106781560A (en) * | 2017-03-29 | 2017-05-31 | 汤建男 | A kind of Multiple Intersections traffic lights optimal control method and system |
| CN108806289A (en) * | 2018-07-31 | 2018-11-13 | 河南科技大学 | A kind of traffic signal light group and its control system |
-
2012
- 2012-01-10 CN CN2012200084677U patent/CN202454084U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104077920B (en) * | 2014-07-16 | 2016-07-06 | 成都信息工程学院 | Stand alone type self-adapting traffic signal controls system and its implementation |
| CN105448116A (en) * | 2015-12-01 | 2016-03-30 | 重庆铭凯科技发展有限公司 | Solar intelligent traffic lamp |
| CN105741568A (en) * | 2016-03-14 | 2016-07-06 | 浙江建林电子电气股份有限公司 | Intelligentized traffic command system and control method thereof |
| CN106781560A (en) * | 2017-03-29 | 2017-05-31 | 汤建男 | A kind of Multiple Intersections traffic lights optimal control method and system |
| CN108806289A (en) * | 2018-07-31 | 2018-11-13 | 河南科技大学 | A kind of traffic signal light group and its control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20130110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |